Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include <stdio.h> |
| 29 | #include <stdlib.h> |
| 30 | #include <string.h> |
| 31 | #include <cmath> |
| 32 | #include <limits> |
| 33 | |
| 34 | #include "src/v8.h" |
| 35 | |
| 36 | #include "src/arm64/decoder-arm64-inl.h" |
| 37 | #include "src/arm64/disasm-arm64.h" |
| 38 | #include "src/arm64/simulator-arm64.h" |
| 39 | #include "src/arm64/utils-arm64.h" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 40 | #include "src/base/platform/platform.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 41 | #include "src/base/utils/random-number-generator.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 42 | #include "src/macro-assembler.h" |
| 43 | #include "test/cctest/cctest.h" |
| 44 | #include "test/cctest/test-utils-arm64.h" |
| 45 | |
| 46 | using namespace v8::internal; |
| 47 | |
| 48 | // Test infrastructure. |
| 49 | // |
| 50 | // Tests are functions which accept no parameters and have no return values. |
| 51 | // The testing code should not perform an explicit return once completed. For |
| 52 | // example to test the mov immediate instruction a very simple test would be: |
| 53 | // |
| 54 | // TEST(mov_x0_one) { |
| 55 | // SETUP(); |
| 56 | // |
| 57 | // START(); |
| 58 | // __ mov(x0, Operand(1)); |
| 59 | // END(); |
| 60 | // |
| 61 | // RUN(); |
| 62 | // |
| 63 | // CHECK_EQUAL_64(1, x0); |
| 64 | // |
| 65 | // TEARDOWN(); |
| 66 | // } |
| 67 | // |
| 68 | // Within a START ... END block all registers but sp can be modified. sp has to |
| 69 | // be explicitly saved/restored. The END() macro replaces the function return |
| 70 | // so it may appear multiple times in a test if the test has multiple exit |
| 71 | // points. |
| 72 | // |
| 73 | // Once the test has been run all integer and floating point registers as well |
| 74 | // as flags are accessible through a RegisterDump instance, see |
| 75 | // utils-arm64.cc for more info on RegisterDump. |
| 76 | // |
| 77 | // We provide some helper assert to handle common cases: |
| 78 | // |
| 79 | // CHECK_EQUAL_32(int32_t, int_32t) |
| 80 | // CHECK_EQUAL_FP32(float, float) |
| 81 | // CHECK_EQUAL_32(int32_t, W register) |
| 82 | // CHECK_EQUAL_FP32(float, S register) |
| 83 | // CHECK_EQUAL_64(int64_t, int_64t) |
| 84 | // CHECK_EQUAL_FP64(double, double) |
| 85 | // CHECK_EQUAL_64(int64_t, X register) |
| 86 | // CHECK_EQUAL_64(X register, X register) |
| 87 | // CHECK_EQUAL_FP64(double, D register) |
| 88 | // |
| 89 | // e.g. CHECK_EQUAL_64(0.5, d30); |
| 90 | // |
| 91 | // If more advance computation is required before the assert then access the |
| 92 | // RegisterDump named core directly: |
| 93 | // |
| 94 | // CHECK_EQUAL_64(0x1234, core.xreg(0) & 0xffff); |
| 95 | |
| 96 | |
| 97 | #if 0 // TODO(all): enable. |
| 98 | static v8::Persistent<v8::Context> env; |
| 99 | |
| 100 | static void InitializeVM() { |
| 101 | if (env.IsEmpty()) { |
| 102 | env = v8::Context::New(); |
| 103 | } |
| 104 | } |
| 105 | #endif |
| 106 | |
| 107 | #define __ masm. |
| 108 | |
| 109 | #define BUF_SIZE 8192 |
| 110 | #define SETUP() SETUP_SIZE(BUF_SIZE) |
| 111 | |
| 112 | #define INIT_V8() \ |
| 113 | CcTest::InitializeVM(); \ |
| 114 | |
| 115 | #ifdef USE_SIMULATOR |
| 116 | |
| 117 | // Run tests with the simulator. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 118 | #define SETUP_SIZE(buf_size) \ |
| 119 | Isolate* isolate = CcTest::i_isolate(); \ |
| 120 | HandleScope scope(isolate); \ |
| 121 | CHECK(isolate != NULL); \ |
| 122 | byte* buf = new byte[buf_size]; \ |
| 123 | MacroAssembler masm(isolate, buf, buf_size, \ |
| 124 | v8::internal::CodeObjectRequired::kYes); \ |
| 125 | Decoder<DispatchingDecoderVisitor>* decoder = \ |
| 126 | new Decoder<DispatchingDecoderVisitor>(); \ |
| 127 | Simulator simulator(decoder); \ |
| 128 | PrintDisassembler* pdis = NULL; \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 129 | RegisterDump core; |
| 130 | |
| 131 | /* if (Cctest::trace_sim()) { \ |
| 132 | pdis = new PrintDisassembler(stdout); \ |
| 133 | decoder.PrependVisitor(pdis); \ |
| 134 | } \ |
| 135 | */ |
| 136 | |
| 137 | // Reset the assembler and simulator, so that instructions can be generated, |
| 138 | // but don't actually emit any code. This can be used by tests that need to |
| 139 | // emit instructions at the start of the buffer. Note that START_AFTER_RESET |
| 140 | // must be called before any callee-saved register is modified, and before an |
| 141 | // END is encountered. |
| 142 | // |
| 143 | // Most tests should call START, rather than call RESET directly. |
| 144 | #define RESET() \ |
| 145 | __ Reset(); \ |
| 146 | simulator.ResetState(); |
| 147 | |
| 148 | #define START_AFTER_RESET() \ |
| 149 | __ SetStackPointer(csp); \ |
| 150 | __ PushCalleeSavedRegisters(); \ |
| 151 | __ Debug("Start test.", __LINE__, TRACE_ENABLE | LOG_ALL); |
| 152 | |
| 153 | #define START() \ |
| 154 | RESET(); \ |
| 155 | START_AFTER_RESET(); |
| 156 | |
| 157 | #define RUN() \ |
| 158 | simulator.RunFrom(reinterpret_cast<Instruction*>(buf)) |
| 159 | |
| 160 | #define END() \ |
| 161 | __ Debug("End test.", __LINE__, TRACE_DISABLE | LOG_ALL); \ |
| 162 | core.Dump(&masm); \ |
| 163 | __ PopCalleeSavedRegisters(); \ |
| 164 | __ Ret(); \ |
| 165 | __ GetCode(NULL); |
| 166 | |
| 167 | #define TEARDOWN() \ |
| 168 | delete pdis; \ |
| 169 | delete[] buf; |
| 170 | |
| 171 | #else // ifdef USE_SIMULATOR. |
| 172 | // Run the test on real hardware or models. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 173 | #define SETUP_SIZE(buf_size) \ |
| 174 | Isolate* isolate = CcTest::i_isolate(); \ |
| 175 | HandleScope scope(isolate); \ |
| 176 | CHECK(isolate != NULL); \ |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 177 | size_t actual_size; \ |
| 178 | byte* buf = static_cast<byte*>( \ |
| 179 | v8::base::OS::Allocate(buf_size, &actual_size, true)); \ |
| 180 | MacroAssembler masm(isolate, buf, actual_size, \ |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 181 | v8::internal::CodeObjectRequired::kYes); \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 182 | RegisterDump core; |
| 183 | |
| 184 | #define RESET() \ |
| 185 | __ Reset(); \ |
| 186 | /* Reset the machine state (like simulator.ResetState()). */ \ |
| 187 | __ Msr(NZCV, xzr); \ |
| 188 | __ Msr(FPCR, xzr); |
| 189 | |
| 190 | |
| 191 | #define START_AFTER_RESET() \ |
| 192 | __ SetStackPointer(csp); \ |
| 193 | __ PushCalleeSavedRegisters(); |
| 194 | |
| 195 | #define START() \ |
| 196 | RESET(); \ |
| 197 | START_AFTER_RESET(); |
| 198 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 199 | #define RUN() \ |
| 200 | Assembler::FlushICache(isolate, buf, masm.SizeOfGeneratedCode()); \ |
| 201 | { \ |
| 202 | void (*test_function)(void); \ |
| 203 | memcpy(&test_function, &buf, sizeof(buf)); \ |
| 204 | test_function(); \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | #define END() \ |
| 208 | core.Dump(&masm); \ |
| 209 | __ PopCalleeSavedRegisters(); \ |
| 210 | __ Ret(); \ |
| 211 | __ GetCode(NULL); |
| 212 | |
| 213 | #define TEARDOWN() \ |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 214 | v8::base::OS::Free(buf, actual_size); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 215 | |
| 216 | #endif // ifdef USE_SIMULATOR. |
| 217 | |
| 218 | #define CHECK_EQUAL_NZCV(expected) \ |
| 219 | CHECK(EqualNzcv(expected, core.flags_nzcv())) |
| 220 | |
| 221 | #define CHECK_EQUAL_REGISTERS(expected) \ |
| 222 | CHECK(EqualRegisters(&expected, &core)) |
| 223 | |
| 224 | #define CHECK_EQUAL_32(expected, result) \ |
| 225 | CHECK(Equal32(static_cast<uint32_t>(expected), &core, result)) |
| 226 | |
| 227 | #define CHECK_EQUAL_FP32(expected, result) \ |
| 228 | CHECK(EqualFP32(expected, &core, result)) |
| 229 | |
| 230 | #define CHECK_EQUAL_64(expected, result) \ |
| 231 | CHECK(Equal64(expected, &core, result)) |
| 232 | |
| 233 | #define CHECK_EQUAL_FP64(expected, result) \ |
| 234 | CHECK(EqualFP64(expected, &core, result)) |
| 235 | |
| 236 | #ifdef DEBUG |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 237 | #define CHECK_LITERAL_POOL_SIZE(expected) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 238 | CHECK((expected) == (__ LiteralPoolSize())) |
| 239 | #else |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 240 | #define CHECK_LITERAL_POOL_SIZE(expected) ((void)0) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 241 | #endif |
| 242 | |
| 243 | |
| 244 | TEST(stack_ops) { |
| 245 | INIT_V8(); |
| 246 | SETUP(); |
| 247 | |
| 248 | START(); |
| 249 | // save csp. |
| 250 | __ Mov(x29, csp); |
| 251 | |
| 252 | // Set the csp to a known value. |
| 253 | __ Mov(x16, 0x1000); |
| 254 | __ Mov(csp, x16); |
| 255 | __ Mov(x0, csp); |
| 256 | |
| 257 | // Add immediate to the csp, and move the result to a normal register. |
| 258 | __ Add(csp, csp, Operand(0x50)); |
| 259 | __ Mov(x1, csp); |
| 260 | |
| 261 | // Add extended to the csp, and move the result to a normal register. |
| 262 | __ Mov(x17, 0xfff); |
| 263 | __ Add(csp, csp, Operand(x17, SXTB)); |
| 264 | __ Mov(x2, csp); |
| 265 | |
| 266 | // Create an csp using a logical instruction, and move to normal register. |
| 267 | __ Orr(csp, xzr, Operand(0x1fff)); |
| 268 | __ Mov(x3, csp); |
| 269 | |
| 270 | // Write wcsp using a logical instruction. |
| 271 | __ Orr(wcsp, wzr, Operand(0xfffffff8L)); |
| 272 | __ Mov(x4, csp); |
| 273 | |
| 274 | // Write csp, and read back wcsp. |
| 275 | __ Orr(csp, xzr, Operand(0xfffffff8L)); |
| 276 | __ Mov(w5, wcsp); |
| 277 | |
| 278 | // restore csp. |
| 279 | __ Mov(csp, x29); |
| 280 | END(); |
| 281 | |
| 282 | RUN(); |
| 283 | |
| 284 | CHECK_EQUAL_64(0x1000, x0); |
| 285 | CHECK_EQUAL_64(0x1050, x1); |
| 286 | CHECK_EQUAL_64(0x104f, x2); |
| 287 | CHECK_EQUAL_64(0x1fff, x3); |
| 288 | CHECK_EQUAL_64(0xfffffff8, x4); |
| 289 | CHECK_EQUAL_64(0xfffffff8, x5); |
| 290 | |
| 291 | TEARDOWN(); |
| 292 | } |
| 293 | |
| 294 | |
| 295 | TEST(mvn) { |
| 296 | INIT_V8(); |
| 297 | SETUP(); |
| 298 | |
| 299 | START(); |
| 300 | __ Mvn(w0, 0xfff); |
| 301 | __ Mvn(x1, 0xfff); |
| 302 | __ Mvn(w2, Operand(w0, LSL, 1)); |
| 303 | __ Mvn(x3, Operand(x1, LSL, 2)); |
| 304 | __ Mvn(w4, Operand(w0, LSR, 3)); |
| 305 | __ Mvn(x5, Operand(x1, LSR, 4)); |
| 306 | __ Mvn(w6, Operand(w0, ASR, 11)); |
| 307 | __ Mvn(x7, Operand(x1, ASR, 12)); |
| 308 | __ Mvn(w8, Operand(w0, ROR, 13)); |
| 309 | __ Mvn(x9, Operand(x1, ROR, 14)); |
| 310 | __ Mvn(w10, Operand(w2, UXTB)); |
| 311 | __ Mvn(x11, Operand(x2, SXTB, 1)); |
| 312 | __ Mvn(w12, Operand(w2, UXTH, 2)); |
| 313 | __ Mvn(x13, Operand(x2, SXTH, 3)); |
| 314 | __ Mvn(x14, Operand(w2, UXTW, 4)); |
| 315 | __ Mvn(x15, Operand(w2, SXTW, 4)); |
| 316 | END(); |
| 317 | |
| 318 | RUN(); |
| 319 | |
| 320 | CHECK_EQUAL_64(0xfffff000, x0); |
| 321 | CHECK_EQUAL_64(0xfffffffffffff000UL, x1); |
| 322 | CHECK_EQUAL_64(0x00001fff, x2); |
| 323 | CHECK_EQUAL_64(0x0000000000003fffUL, x3); |
| 324 | CHECK_EQUAL_64(0xe00001ff, x4); |
| 325 | CHECK_EQUAL_64(0xf0000000000000ffUL, x5); |
| 326 | CHECK_EQUAL_64(0x00000001, x6); |
| 327 | CHECK_EQUAL_64(0x0, x7); |
| 328 | CHECK_EQUAL_64(0x7ff80000, x8); |
| 329 | CHECK_EQUAL_64(0x3ffc000000000000UL, x9); |
| 330 | CHECK_EQUAL_64(0xffffff00, x10); |
| 331 | CHECK_EQUAL_64(0x0000000000000001UL, x11); |
| 332 | CHECK_EQUAL_64(0xffff8003, x12); |
| 333 | CHECK_EQUAL_64(0xffffffffffff0007UL, x13); |
| 334 | CHECK_EQUAL_64(0xfffffffffffe000fUL, x14); |
| 335 | CHECK_EQUAL_64(0xfffffffffffe000fUL, x15); |
| 336 | |
| 337 | TEARDOWN(); |
| 338 | } |
| 339 | |
| 340 | |
| 341 | TEST(mov) { |
| 342 | INIT_V8(); |
| 343 | SETUP(); |
| 344 | |
| 345 | START(); |
| 346 | __ Mov(x0, 0xffffffffffffffffL); |
| 347 | __ Mov(x1, 0xffffffffffffffffL); |
| 348 | __ Mov(x2, 0xffffffffffffffffL); |
| 349 | __ Mov(x3, 0xffffffffffffffffL); |
| 350 | |
| 351 | __ Mov(x0, 0x0123456789abcdefL); |
| 352 | |
| 353 | __ movz(x1, 0xabcdL << 16); |
| 354 | __ movk(x2, 0xabcdL << 32); |
| 355 | __ movn(x3, 0xabcdL << 48); |
| 356 | |
| 357 | __ Mov(x4, 0x0123456789abcdefL); |
| 358 | __ Mov(x5, x4); |
| 359 | |
| 360 | __ Mov(w6, -1); |
| 361 | |
| 362 | // Test that moves back to the same register have the desired effect. This |
| 363 | // is a no-op for X registers, and a truncation for W registers. |
| 364 | __ Mov(x7, 0x0123456789abcdefL); |
| 365 | __ Mov(x7, x7); |
| 366 | __ Mov(x8, 0x0123456789abcdefL); |
| 367 | __ Mov(w8, w8); |
| 368 | __ Mov(x9, 0x0123456789abcdefL); |
| 369 | __ Mov(x9, Operand(x9)); |
| 370 | __ Mov(x10, 0x0123456789abcdefL); |
| 371 | __ Mov(w10, Operand(w10)); |
| 372 | |
| 373 | __ Mov(w11, 0xfff); |
| 374 | __ Mov(x12, 0xfff); |
| 375 | __ Mov(w13, Operand(w11, LSL, 1)); |
| 376 | __ Mov(x14, Operand(x12, LSL, 2)); |
| 377 | __ Mov(w15, Operand(w11, LSR, 3)); |
| 378 | __ Mov(x18, Operand(x12, LSR, 4)); |
| 379 | __ Mov(w19, Operand(w11, ASR, 11)); |
| 380 | __ Mov(x20, Operand(x12, ASR, 12)); |
| 381 | __ Mov(w21, Operand(w11, ROR, 13)); |
| 382 | __ Mov(x22, Operand(x12, ROR, 14)); |
| 383 | __ Mov(w23, Operand(w13, UXTB)); |
| 384 | __ Mov(x24, Operand(x13, SXTB, 1)); |
| 385 | __ Mov(w25, Operand(w13, UXTH, 2)); |
| 386 | __ Mov(x26, Operand(x13, SXTH, 3)); |
| 387 | __ Mov(x27, Operand(w13, UXTW, 4)); |
| 388 | END(); |
| 389 | |
| 390 | RUN(); |
| 391 | |
| 392 | CHECK_EQUAL_64(0x0123456789abcdefL, x0); |
| 393 | CHECK_EQUAL_64(0x00000000abcd0000L, x1); |
| 394 | CHECK_EQUAL_64(0xffffabcdffffffffL, x2); |
| 395 | CHECK_EQUAL_64(0x5432ffffffffffffL, x3); |
| 396 | CHECK_EQUAL_64(x4, x5); |
| 397 | CHECK_EQUAL_32(-1, w6); |
| 398 | CHECK_EQUAL_64(0x0123456789abcdefL, x7); |
| 399 | CHECK_EQUAL_32(0x89abcdefL, w8); |
| 400 | CHECK_EQUAL_64(0x0123456789abcdefL, x9); |
| 401 | CHECK_EQUAL_32(0x89abcdefL, w10); |
| 402 | CHECK_EQUAL_64(0x00000fff, x11); |
| 403 | CHECK_EQUAL_64(0x0000000000000fffUL, x12); |
| 404 | CHECK_EQUAL_64(0x00001ffe, x13); |
| 405 | CHECK_EQUAL_64(0x0000000000003ffcUL, x14); |
| 406 | CHECK_EQUAL_64(0x000001ff, x15); |
| 407 | CHECK_EQUAL_64(0x00000000000000ffUL, x18); |
| 408 | CHECK_EQUAL_64(0x00000001, x19); |
| 409 | CHECK_EQUAL_64(0x0, x20); |
| 410 | CHECK_EQUAL_64(0x7ff80000, x21); |
| 411 | CHECK_EQUAL_64(0x3ffc000000000000UL, x22); |
| 412 | CHECK_EQUAL_64(0x000000fe, x23); |
| 413 | CHECK_EQUAL_64(0xfffffffffffffffcUL, x24); |
| 414 | CHECK_EQUAL_64(0x00007ff8, x25); |
| 415 | CHECK_EQUAL_64(0x000000000000fff0UL, x26); |
| 416 | CHECK_EQUAL_64(0x000000000001ffe0UL, x27); |
| 417 | |
| 418 | TEARDOWN(); |
| 419 | } |
| 420 | |
| 421 | |
| 422 | TEST(mov_imm_w) { |
| 423 | INIT_V8(); |
| 424 | SETUP(); |
| 425 | |
| 426 | START(); |
| 427 | __ Mov(w0, 0xffffffffL); |
| 428 | __ Mov(w1, 0xffff1234L); |
| 429 | __ Mov(w2, 0x1234ffffL); |
| 430 | __ Mov(w3, 0x00000000L); |
| 431 | __ Mov(w4, 0x00001234L); |
| 432 | __ Mov(w5, 0x12340000L); |
| 433 | __ Mov(w6, 0x12345678L); |
| 434 | __ Mov(w7, (int32_t)0x80000000); |
| 435 | __ Mov(w8, (int32_t)0xffff0000); |
| 436 | __ Mov(w9, kWMinInt); |
| 437 | END(); |
| 438 | |
| 439 | RUN(); |
| 440 | |
| 441 | CHECK_EQUAL_64(0xffffffffL, x0); |
| 442 | CHECK_EQUAL_64(0xffff1234L, x1); |
| 443 | CHECK_EQUAL_64(0x1234ffffL, x2); |
| 444 | CHECK_EQUAL_64(0x00000000L, x3); |
| 445 | CHECK_EQUAL_64(0x00001234L, x4); |
| 446 | CHECK_EQUAL_64(0x12340000L, x5); |
| 447 | CHECK_EQUAL_64(0x12345678L, x6); |
| 448 | CHECK_EQUAL_64(0x80000000L, x7); |
| 449 | CHECK_EQUAL_64(0xffff0000L, x8); |
| 450 | CHECK_EQUAL_32(kWMinInt, w9); |
| 451 | |
| 452 | TEARDOWN(); |
| 453 | } |
| 454 | |
| 455 | |
| 456 | TEST(mov_imm_x) { |
| 457 | INIT_V8(); |
| 458 | SETUP(); |
| 459 | |
| 460 | START(); |
| 461 | __ Mov(x0, 0xffffffffffffffffL); |
| 462 | __ Mov(x1, 0xffffffffffff1234L); |
| 463 | __ Mov(x2, 0xffffffff12345678L); |
| 464 | __ Mov(x3, 0xffff1234ffff5678L); |
| 465 | __ Mov(x4, 0x1234ffffffff5678L); |
| 466 | __ Mov(x5, 0x1234ffff5678ffffL); |
| 467 | __ Mov(x6, 0x12345678ffffffffL); |
| 468 | __ Mov(x7, 0x1234ffffffffffffL); |
| 469 | __ Mov(x8, 0x123456789abcffffL); |
| 470 | __ Mov(x9, 0x12345678ffff9abcL); |
| 471 | __ Mov(x10, 0x1234ffff56789abcL); |
| 472 | __ Mov(x11, 0xffff123456789abcL); |
| 473 | __ Mov(x12, 0x0000000000000000L); |
| 474 | __ Mov(x13, 0x0000000000001234L); |
| 475 | __ Mov(x14, 0x0000000012345678L); |
| 476 | __ Mov(x15, 0x0000123400005678L); |
| 477 | __ Mov(x18, 0x1234000000005678L); |
| 478 | __ Mov(x19, 0x1234000056780000L); |
| 479 | __ Mov(x20, 0x1234567800000000L); |
| 480 | __ Mov(x21, 0x1234000000000000L); |
| 481 | __ Mov(x22, 0x123456789abc0000L); |
| 482 | __ Mov(x23, 0x1234567800009abcL); |
| 483 | __ Mov(x24, 0x1234000056789abcL); |
| 484 | __ Mov(x25, 0x0000123456789abcL); |
| 485 | __ Mov(x26, 0x123456789abcdef0L); |
| 486 | __ Mov(x27, 0xffff000000000001L); |
| 487 | __ Mov(x28, 0x8000ffff00000000L); |
| 488 | END(); |
| 489 | |
| 490 | RUN(); |
| 491 | |
| 492 | CHECK_EQUAL_64(0xffffffffffff1234L, x1); |
| 493 | CHECK_EQUAL_64(0xffffffff12345678L, x2); |
| 494 | CHECK_EQUAL_64(0xffff1234ffff5678L, x3); |
| 495 | CHECK_EQUAL_64(0x1234ffffffff5678L, x4); |
| 496 | CHECK_EQUAL_64(0x1234ffff5678ffffL, x5); |
| 497 | CHECK_EQUAL_64(0x12345678ffffffffL, x6); |
| 498 | CHECK_EQUAL_64(0x1234ffffffffffffL, x7); |
| 499 | CHECK_EQUAL_64(0x123456789abcffffL, x8); |
| 500 | CHECK_EQUAL_64(0x12345678ffff9abcL, x9); |
| 501 | CHECK_EQUAL_64(0x1234ffff56789abcL, x10); |
| 502 | CHECK_EQUAL_64(0xffff123456789abcL, x11); |
| 503 | CHECK_EQUAL_64(0x0000000000000000L, x12); |
| 504 | CHECK_EQUAL_64(0x0000000000001234L, x13); |
| 505 | CHECK_EQUAL_64(0x0000000012345678L, x14); |
| 506 | CHECK_EQUAL_64(0x0000123400005678L, x15); |
| 507 | CHECK_EQUAL_64(0x1234000000005678L, x18); |
| 508 | CHECK_EQUAL_64(0x1234000056780000L, x19); |
| 509 | CHECK_EQUAL_64(0x1234567800000000L, x20); |
| 510 | CHECK_EQUAL_64(0x1234000000000000L, x21); |
| 511 | CHECK_EQUAL_64(0x123456789abc0000L, x22); |
| 512 | CHECK_EQUAL_64(0x1234567800009abcL, x23); |
| 513 | CHECK_EQUAL_64(0x1234000056789abcL, x24); |
| 514 | CHECK_EQUAL_64(0x0000123456789abcL, x25); |
| 515 | CHECK_EQUAL_64(0x123456789abcdef0L, x26); |
| 516 | CHECK_EQUAL_64(0xffff000000000001L, x27); |
| 517 | CHECK_EQUAL_64(0x8000ffff00000000L, x28); |
| 518 | |
| 519 | TEARDOWN(); |
| 520 | } |
| 521 | |
| 522 | |
| 523 | TEST(orr) { |
| 524 | INIT_V8(); |
| 525 | SETUP(); |
| 526 | |
| 527 | START(); |
| 528 | __ Mov(x0, 0xf0f0); |
| 529 | __ Mov(x1, 0xf00000ff); |
| 530 | |
| 531 | __ Orr(x2, x0, Operand(x1)); |
| 532 | __ Orr(w3, w0, Operand(w1, LSL, 28)); |
| 533 | __ Orr(x4, x0, Operand(x1, LSL, 32)); |
| 534 | __ Orr(x5, x0, Operand(x1, LSR, 4)); |
| 535 | __ Orr(w6, w0, Operand(w1, ASR, 4)); |
| 536 | __ Orr(x7, x0, Operand(x1, ASR, 4)); |
| 537 | __ Orr(w8, w0, Operand(w1, ROR, 12)); |
| 538 | __ Orr(x9, x0, Operand(x1, ROR, 12)); |
| 539 | __ Orr(w10, w0, Operand(0xf)); |
| 540 | __ Orr(x11, x0, Operand(0xf0000000f0000000L)); |
| 541 | END(); |
| 542 | |
| 543 | RUN(); |
| 544 | |
| 545 | CHECK_EQUAL_64(0xf000f0ff, x2); |
| 546 | CHECK_EQUAL_64(0xf000f0f0, x3); |
| 547 | CHECK_EQUAL_64(0xf00000ff0000f0f0L, x4); |
| 548 | CHECK_EQUAL_64(0x0f00f0ff, x5); |
| 549 | CHECK_EQUAL_64(0xff00f0ff, x6); |
| 550 | CHECK_EQUAL_64(0x0f00f0ff, x7); |
| 551 | CHECK_EQUAL_64(0x0ffff0f0, x8); |
| 552 | CHECK_EQUAL_64(0x0ff00000000ff0f0L, x9); |
| 553 | CHECK_EQUAL_64(0xf0ff, x10); |
| 554 | CHECK_EQUAL_64(0xf0000000f000f0f0L, x11); |
| 555 | |
| 556 | TEARDOWN(); |
| 557 | } |
| 558 | |
| 559 | |
| 560 | TEST(orr_extend) { |
| 561 | INIT_V8(); |
| 562 | SETUP(); |
| 563 | |
| 564 | START(); |
| 565 | __ Mov(x0, 1); |
| 566 | __ Mov(x1, 0x8000000080008080UL); |
| 567 | __ Orr(w6, w0, Operand(w1, UXTB)); |
| 568 | __ Orr(x7, x0, Operand(x1, UXTH, 1)); |
| 569 | __ Orr(w8, w0, Operand(w1, UXTW, 2)); |
| 570 | __ Orr(x9, x0, Operand(x1, UXTX, 3)); |
| 571 | __ Orr(w10, w0, Operand(w1, SXTB)); |
| 572 | __ Orr(x11, x0, Operand(x1, SXTH, 1)); |
| 573 | __ Orr(x12, x0, Operand(x1, SXTW, 2)); |
| 574 | __ Orr(x13, x0, Operand(x1, SXTX, 3)); |
| 575 | END(); |
| 576 | |
| 577 | RUN(); |
| 578 | |
| 579 | CHECK_EQUAL_64(0x00000081, x6); |
| 580 | CHECK_EQUAL_64(0x00010101, x7); |
| 581 | CHECK_EQUAL_64(0x00020201, x8); |
| 582 | CHECK_EQUAL_64(0x0000000400040401UL, x9); |
| 583 | CHECK_EQUAL_64(0x00000000ffffff81UL, x10); |
| 584 | CHECK_EQUAL_64(0xffffffffffff0101UL, x11); |
| 585 | CHECK_EQUAL_64(0xfffffffe00020201UL, x12); |
| 586 | CHECK_EQUAL_64(0x0000000400040401UL, x13); |
| 587 | |
| 588 | TEARDOWN(); |
| 589 | } |
| 590 | |
| 591 | |
| 592 | TEST(bitwise_wide_imm) { |
| 593 | INIT_V8(); |
| 594 | SETUP(); |
| 595 | |
| 596 | START(); |
| 597 | __ Mov(x0, 0); |
| 598 | __ Mov(x1, 0xf0f0f0f0f0f0f0f0UL); |
| 599 | |
| 600 | __ Orr(x10, x0, Operand(0x1234567890abcdefUL)); |
| 601 | __ Orr(w11, w1, Operand(0x90abcdef)); |
| 602 | |
| 603 | __ Orr(w12, w0, kWMinInt); |
| 604 | __ Eor(w13, w0, kWMinInt); |
| 605 | END(); |
| 606 | |
| 607 | RUN(); |
| 608 | |
| 609 | CHECK_EQUAL_64(0, x0); |
| 610 | CHECK_EQUAL_64(0xf0f0f0f0f0f0f0f0UL, x1); |
| 611 | CHECK_EQUAL_64(0x1234567890abcdefUL, x10); |
| 612 | CHECK_EQUAL_64(0xf0fbfdffUL, x11); |
| 613 | CHECK_EQUAL_32(kWMinInt, w12); |
| 614 | CHECK_EQUAL_32(kWMinInt, w13); |
| 615 | |
| 616 | TEARDOWN(); |
| 617 | } |
| 618 | |
| 619 | |
| 620 | TEST(orn) { |
| 621 | INIT_V8(); |
| 622 | SETUP(); |
| 623 | |
| 624 | START(); |
| 625 | __ Mov(x0, 0xf0f0); |
| 626 | __ Mov(x1, 0xf00000ff); |
| 627 | |
| 628 | __ Orn(x2, x0, Operand(x1)); |
| 629 | __ Orn(w3, w0, Operand(w1, LSL, 4)); |
| 630 | __ Orn(x4, x0, Operand(x1, LSL, 4)); |
| 631 | __ Orn(x5, x0, Operand(x1, LSR, 1)); |
| 632 | __ Orn(w6, w0, Operand(w1, ASR, 1)); |
| 633 | __ Orn(x7, x0, Operand(x1, ASR, 1)); |
| 634 | __ Orn(w8, w0, Operand(w1, ROR, 16)); |
| 635 | __ Orn(x9, x0, Operand(x1, ROR, 16)); |
| 636 | __ Orn(w10, w0, Operand(0xffff)); |
| 637 | __ Orn(x11, x0, Operand(0xffff0000ffffL)); |
| 638 | END(); |
| 639 | |
| 640 | RUN(); |
| 641 | |
| 642 | CHECK_EQUAL_64(0xffffffff0ffffff0L, x2); |
| 643 | CHECK_EQUAL_64(0xfffff0ff, x3); |
| 644 | CHECK_EQUAL_64(0xfffffff0fffff0ffL, x4); |
| 645 | CHECK_EQUAL_64(0xffffffff87fffff0L, x5); |
| 646 | CHECK_EQUAL_64(0x07fffff0, x6); |
| 647 | CHECK_EQUAL_64(0xffffffff87fffff0L, x7); |
| 648 | CHECK_EQUAL_64(0xff00ffff, x8); |
| 649 | CHECK_EQUAL_64(0xff00ffffffffffffL, x9); |
| 650 | CHECK_EQUAL_64(0xfffff0f0, x10); |
| 651 | CHECK_EQUAL_64(0xffff0000fffff0f0L, x11); |
| 652 | |
| 653 | TEARDOWN(); |
| 654 | } |
| 655 | |
| 656 | |
| 657 | TEST(orn_extend) { |
| 658 | INIT_V8(); |
| 659 | SETUP(); |
| 660 | |
| 661 | START(); |
| 662 | __ Mov(x0, 1); |
| 663 | __ Mov(x1, 0x8000000080008081UL); |
| 664 | __ Orn(w6, w0, Operand(w1, UXTB)); |
| 665 | __ Orn(x7, x0, Operand(x1, UXTH, 1)); |
| 666 | __ Orn(w8, w0, Operand(w1, UXTW, 2)); |
| 667 | __ Orn(x9, x0, Operand(x1, UXTX, 3)); |
| 668 | __ Orn(w10, w0, Operand(w1, SXTB)); |
| 669 | __ Orn(x11, x0, Operand(x1, SXTH, 1)); |
| 670 | __ Orn(x12, x0, Operand(x1, SXTW, 2)); |
| 671 | __ Orn(x13, x0, Operand(x1, SXTX, 3)); |
| 672 | END(); |
| 673 | |
| 674 | RUN(); |
| 675 | |
| 676 | CHECK_EQUAL_64(0xffffff7f, x6); |
| 677 | CHECK_EQUAL_64(0xfffffffffffefefdUL, x7); |
| 678 | CHECK_EQUAL_64(0xfffdfdfb, x8); |
| 679 | CHECK_EQUAL_64(0xfffffffbfffbfbf7UL, x9); |
| 680 | CHECK_EQUAL_64(0x0000007f, x10); |
| 681 | CHECK_EQUAL_64(0x0000fefd, x11); |
| 682 | CHECK_EQUAL_64(0x00000001fffdfdfbUL, x12); |
| 683 | CHECK_EQUAL_64(0xfffffffbfffbfbf7UL, x13); |
| 684 | |
| 685 | TEARDOWN(); |
| 686 | } |
| 687 | |
| 688 | |
| 689 | TEST(and_) { |
| 690 | INIT_V8(); |
| 691 | SETUP(); |
| 692 | |
| 693 | START(); |
| 694 | __ Mov(x0, 0xfff0); |
| 695 | __ Mov(x1, 0xf00000ff); |
| 696 | |
| 697 | __ And(x2, x0, Operand(x1)); |
| 698 | __ And(w3, w0, Operand(w1, LSL, 4)); |
| 699 | __ And(x4, x0, Operand(x1, LSL, 4)); |
| 700 | __ And(x5, x0, Operand(x1, LSR, 1)); |
| 701 | __ And(w6, w0, Operand(w1, ASR, 20)); |
| 702 | __ And(x7, x0, Operand(x1, ASR, 20)); |
| 703 | __ And(w8, w0, Operand(w1, ROR, 28)); |
| 704 | __ And(x9, x0, Operand(x1, ROR, 28)); |
| 705 | __ And(w10, w0, Operand(0xff00)); |
| 706 | __ And(x11, x0, Operand(0xff)); |
| 707 | END(); |
| 708 | |
| 709 | RUN(); |
| 710 | |
| 711 | CHECK_EQUAL_64(0x000000f0, x2); |
| 712 | CHECK_EQUAL_64(0x00000ff0, x3); |
| 713 | CHECK_EQUAL_64(0x00000ff0, x4); |
| 714 | CHECK_EQUAL_64(0x00000070, x5); |
| 715 | CHECK_EQUAL_64(0x0000ff00, x6); |
| 716 | CHECK_EQUAL_64(0x00000f00, x7); |
| 717 | CHECK_EQUAL_64(0x00000ff0, x8); |
| 718 | CHECK_EQUAL_64(0x00000000, x9); |
| 719 | CHECK_EQUAL_64(0x0000ff00, x10); |
| 720 | CHECK_EQUAL_64(0x000000f0, x11); |
| 721 | |
| 722 | TEARDOWN(); |
| 723 | } |
| 724 | |
| 725 | |
| 726 | TEST(and_extend) { |
| 727 | INIT_V8(); |
| 728 | SETUP(); |
| 729 | |
| 730 | START(); |
| 731 | __ Mov(x0, 0xffffffffffffffffUL); |
| 732 | __ Mov(x1, 0x8000000080008081UL); |
| 733 | __ And(w6, w0, Operand(w1, UXTB)); |
| 734 | __ And(x7, x0, Operand(x1, UXTH, 1)); |
| 735 | __ And(w8, w0, Operand(w1, UXTW, 2)); |
| 736 | __ And(x9, x0, Operand(x1, UXTX, 3)); |
| 737 | __ And(w10, w0, Operand(w1, SXTB)); |
| 738 | __ And(x11, x0, Operand(x1, SXTH, 1)); |
| 739 | __ And(x12, x0, Operand(x1, SXTW, 2)); |
| 740 | __ And(x13, x0, Operand(x1, SXTX, 3)); |
| 741 | END(); |
| 742 | |
| 743 | RUN(); |
| 744 | |
| 745 | CHECK_EQUAL_64(0x00000081, x6); |
| 746 | CHECK_EQUAL_64(0x00010102, x7); |
| 747 | CHECK_EQUAL_64(0x00020204, x8); |
| 748 | CHECK_EQUAL_64(0x0000000400040408UL, x9); |
| 749 | CHECK_EQUAL_64(0xffffff81, x10); |
| 750 | CHECK_EQUAL_64(0xffffffffffff0102UL, x11); |
| 751 | CHECK_EQUAL_64(0xfffffffe00020204UL, x12); |
| 752 | CHECK_EQUAL_64(0x0000000400040408UL, x13); |
| 753 | |
| 754 | TEARDOWN(); |
| 755 | } |
| 756 | |
| 757 | |
| 758 | TEST(ands) { |
| 759 | INIT_V8(); |
| 760 | SETUP(); |
| 761 | |
| 762 | START(); |
| 763 | __ Mov(x1, 0xf00000ff); |
| 764 | __ Ands(w0, w1, Operand(w1)); |
| 765 | END(); |
| 766 | |
| 767 | RUN(); |
| 768 | |
| 769 | CHECK_EQUAL_NZCV(NFlag); |
| 770 | CHECK_EQUAL_64(0xf00000ff, x0); |
| 771 | |
| 772 | START(); |
| 773 | __ Mov(x0, 0xfff0); |
| 774 | __ Mov(x1, 0xf00000ff); |
| 775 | __ Ands(w0, w0, Operand(w1, LSR, 4)); |
| 776 | END(); |
| 777 | |
| 778 | RUN(); |
| 779 | |
| 780 | CHECK_EQUAL_NZCV(ZFlag); |
| 781 | CHECK_EQUAL_64(0x00000000, x0); |
| 782 | |
| 783 | START(); |
| 784 | __ Mov(x0, 0x8000000000000000L); |
| 785 | __ Mov(x1, 0x00000001); |
| 786 | __ Ands(x0, x0, Operand(x1, ROR, 1)); |
| 787 | END(); |
| 788 | |
| 789 | RUN(); |
| 790 | |
| 791 | CHECK_EQUAL_NZCV(NFlag); |
| 792 | CHECK_EQUAL_64(0x8000000000000000L, x0); |
| 793 | |
| 794 | START(); |
| 795 | __ Mov(x0, 0xfff0); |
| 796 | __ Ands(w0, w0, Operand(0xf)); |
| 797 | END(); |
| 798 | |
| 799 | RUN(); |
| 800 | |
| 801 | CHECK_EQUAL_NZCV(ZFlag); |
| 802 | CHECK_EQUAL_64(0x00000000, x0); |
| 803 | |
| 804 | START(); |
| 805 | __ Mov(x0, 0xff000000); |
| 806 | __ Ands(w0, w0, Operand(0x80000000)); |
| 807 | END(); |
| 808 | |
| 809 | RUN(); |
| 810 | |
| 811 | CHECK_EQUAL_NZCV(NFlag); |
| 812 | CHECK_EQUAL_64(0x80000000, x0); |
| 813 | |
| 814 | TEARDOWN(); |
| 815 | } |
| 816 | |
| 817 | |
| 818 | TEST(bic) { |
| 819 | INIT_V8(); |
| 820 | SETUP(); |
| 821 | |
| 822 | START(); |
| 823 | __ Mov(x0, 0xfff0); |
| 824 | __ Mov(x1, 0xf00000ff); |
| 825 | |
| 826 | __ Bic(x2, x0, Operand(x1)); |
| 827 | __ Bic(w3, w0, Operand(w1, LSL, 4)); |
| 828 | __ Bic(x4, x0, Operand(x1, LSL, 4)); |
| 829 | __ Bic(x5, x0, Operand(x1, LSR, 1)); |
| 830 | __ Bic(w6, w0, Operand(w1, ASR, 20)); |
| 831 | __ Bic(x7, x0, Operand(x1, ASR, 20)); |
| 832 | __ Bic(w8, w0, Operand(w1, ROR, 28)); |
| 833 | __ Bic(x9, x0, Operand(x1, ROR, 24)); |
| 834 | __ Bic(x10, x0, Operand(0x1f)); |
| 835 | __ Bic(x11, x0, Operand(0x100)); |
| 836 | |
| 837 | // Test bic into csp when the constant cannot be encoded in the immediate |
| 838 | // field. |
| 839 | // Use x20 to preserve csp. We check for the result via x21 because the |
| 840 | // test infrastructure requires that csp be restored to its original value. |
| 841 | __ Mov(x20, csp); |
| 842 | __ Mov(x0, 0xffffff); |
| 843 | __ Bic(csp, x0, Operand(0xabcdef)); |
| 844 | __ Mov(x21, csp); |
| 845 | __ Mov(csp, x20); |
| 846 | END(); |
| 847 | |
| 848 | RUN(); |
| 849 | |
| 850 | CHECK_EQUAL_64(0x0000ff00, x2); |
| 851 | CHECK_EQUAL_64(0x0000f000, x3); |
| 852 | CHECK_EQUAL_64(0x0000f000, x4); |
| 853 | CHECK_EQUAL_64(0x0000ff80, x5); |
| 854 | CHECK_EQUAL_64(0x000000f0, x6); |
| 855 | CHECK_EQUAL_64(0x0000f0f0, x7); |
| 856 | CHECK_EQUAL_64(0x0000f000, x8); |
| 857 | CHECK_EQUAL_64(0x0000ff00, x9); |
| 858 | CHECK_EQUAL_64(0x0000ffe0, x10); |
| 859 | CHECK_EQUAL_64(0x0000fef0, x11); |
| 860 | |
| 861 | CHECK_EQUAL_64(0x543210, x21); |
| 862 | |
| 863 | TEARDOWN(); |
| 864 | } |
| 865 | |
| 866 | |
| 867 | TEST(bic_extend) { |
| 868 | INIT_V8(); |
| 869 | SETUP(); |
| 870 | |
| 871 | START(); |
| 872 | __ Mov(x0, 0xffffffffffffffffUL); |
| 873 | __ Mov(x1, 0x8000000080008081UL); |
| 874 | __ Bic(w6, w0, Operand(w1, UXTB)); |
| 875 | __ Bic(x7, x0, Operand(x1, UXTH, 1)); |
| 876 | __ Bic(w8, w0, Operand(w1, UXTW, 2)); |
| 877 | __ Bic(x9, x0, Operand(x1, UXTX, 3)); |
| 878 | __ Bic(w10, w0, Operand(w1, SXTB)); |
| 879 | __ Bic(x11, x0, Operand(x1, SXTH, 1)); |
| 880 | __ Bic(x12, x0, Operand(x1, SXTW, 2)); |
| 881 | __ Bic(x13, x0, Operand(x1, SXTX, 3)); |
| 882 | END(); |
| 883 | |
| 884 | RUN(); |
| 885 | |
| 886 | CHECK_EQUAL_64(0xffffff7e, x6); |
| 887 | CHECK_EQUAL_64(0xfffffffffffefefdUL, x7); |
| 888 | CHECK_EQUAL_64(0xfffdfdfb, x8); |
| 889 | CHECK_EQUAL_64(0xfffffffbfffbfbf7UL, x9); |
| 890 | CHECK_EQUAL_64(0x0000007e, x10); |
| 891 | CHECK_EQUAL_64(0x0000fefd, x11); |
| 892 | CHECK_EQUAL_64(0x00000001fffdfdfbUL, x12); |
| 893 | CHECK_EQUAL_64(0xfffffffbfffbfbf7UL, x13); |
| 894 | |
| 895 | TEARDOWN(); |
| 896 | } |
| 897 | |
| 898 | |
| 899 | TEST(bics) { |
| 900 | INIT_V8(); |
| 901 | SETUP(); |
| 902 | |
| 903 | START(); |
| 904 | __ Mov(x1, 0xffff); |
| 905 | __ Bics(w0, w1, Operand(w1)); |
| 906 | END(); |
| 907 | |
| 908 | RUN(); |
| 909 | |
| 910 | CHECK_EQUAL_NZCV(ZFlag); |
| 911 | CHECK_EQUAL_64(0x00000000, x0); |
| 912 | |
| 913 | START(); |
| 914 | __ Mov(x0, 0xffffffff); |
| 915 | __ Bics(w0, w0, Operand(w0, LSR, 1)); |
| 916 | END(); |
| 917 | |
| 918 | RUN(); |
| 919 | |
| 920 | CHECK_EQUAL_NZCV(NFlag); |
| 921 | CHECK_EQUAL_64(0x80000000, x0); |
| 922 | |
| 923 | START(); |
| 924 | __ Mov(x0, 0x8000000000000000L); |
| 925 | __ Mov(x1, 0x00000001); |
| 926 | __ Bics(x0, x0, Operand(x1, ROR, 1)); |
| 927 | END(); |
| 928 | |
| 929 | RUN(); |
| 930 | |
| 931 | CHECK_EQUAL_NZCV(ZFlag); |
| 932 | CHECK_EQUAL_64(0x00000000, x0); |
| 933 | |
| 934 | START(); |
| 935 | __ Mov(x0, 0xffffffffffffffffL); |
| 936 | __ Bics(x0, x0, Operand(0x7fffffffffffffffL)); |
| 937 | END(); |
| 938 | |
| 939 | RUN(); |
| 940 | |
| 941 | CHECK_EQUAL_NZCV(NFlag); |
| 942 | CHECK_EQUAL_64(0x8000000000000000L, x0); |
| 943 | |
| 944 | START(); |
| 945 | __ Mov(w0, 0xffff0000); |
| 946 | __ Bics(w0, w0, Operand(0xfffffff0)); |
| 947 | END(); |
| 948 | |
| 949 | RUN(); |
| 950 | |
| 951 | CHECK_EQUAL_NZCV(ZFlag); |
| 952 | CHECK_EQUAL_64(0x00000000, x0); |
| 953 | |
| 954 | TEARDOWN(); |
| 955 | } |
| 956 | |
| 957 | |
| 958 | TEST(eor) { |
| 959 | INIT_V8(); |
| 960 | SETUP(); |
| 961 | |
| 962 | START(); |
| 963 | __ Mov(x0, 0xfff0); |
| 964 | __ Mov(x1, 0xf00000ff); |
| 965 | |
| 966 | __ Eor(x2, x0, Operand(x1)); |
| 967 | __ Eor(w3, w0, Operand(w1, LSL, 4)); |
| 968 | __ Eor(x4, x0, Operand(x1, LSL, 4)); |
| 969 | __ Eor(x5, x0, Operand(x1, LSR, 1)); |
| 970 | __ Eor(w6, w0, Operand(w1, ASR, 20)); |
| 971 | __ Eor(x7, x0, Operand(x1, ASR, 20)); |
| 972 | __ Eor(w8, w0, Operand(w1, ROR, 28)); |
| 973 | __ Eor(x9, x0, Operand(x1, ROR, 28)); |
| 974 | __ Eor(w10, w0, Operand(0xff00ff00)); |
| 975 | __ Eor(x11, x0, Operand(0xff00ff00ff00ff00L)); |
| 976 | END(); |
| 977 | |
| 978 | RUN(); |
| 979 | |
| 980 | CHECK_EQUAL_64(0xf000ff0f, x2); |
| 981 | CHECK_EQUAL_64(0x0000f000, x3); |
| 982 | CHECK_EQUAL_64(0x0000000f0000f000L, x4); |
| 983 | CHECK_EQUAL_64(0x7800ff8f, x5); |
| 984 | CHECK_EQUAL_64(0xffff00f0, x6); |
| 985 | CHECK_EQUAL_64(0x0000f0f0, x7); |
| 986 | CHECK_EQUAL_64(0x0000f00f, x8); |
| 987 | CHECK_EQUAL_64(0x00000ff00000ffffL, x9); |
| 988 | CHECK_EQUAL_64(0xff0000f0, x10); |
| 989 | CHECK_EQUAL_64(0xff00ff00ff0000f0L, x11); |
| 990 | |
| 991 | TEARDOWN(); |
| 992 | } |
| 993 | |
| 994 | |
| 995 | TEST(eor_extend) { |
| 996 | INIT_V8(); |
| 997 | SETUP(); |
| 998 | |
| 999 | START(); |
| 1000 | __ Mov(x0, 0x1111111111111111UL); |
| 1001 | __ Mov(x1, 0x8000000080008081UL); |
| 1002 | __ Eor(w6, w0, Operand(w1, UXTB)); |
| 1003 | __ Eor(x7, x0, Operand(x1, UXTH, 1)); |
| 1004 | __ Eor(w8, w0, Operand(w1, UXTW, 2)); |
| 1005 | __ Eor(x9, x0, Operand(x1, UXTX, 3)); |
| 1006 | __ Eor(w10, w0, Operand(w1, SXTB)); |
| 1007 | __ Eor(x11, x0, Operand(x1, SXTH, 1)); |
| 1008 | __ Eor(x12, x0, Operand(x1, SXTW, 2)); |
| 1009 | __ Eor(x13, x0, Operand(x1, SXTX, 3)); |
| 1010 | END(); |
| 1011 | |
| 1012 | RUN(); |
| 1013 | |
| 1014 | CHECK_EQUAL_64(0x11111190, x6); |
| 1015 | CHECK_EQUAL_64(0x1111111111101013UL, x7); |
| 1016 | CHECK_EQUAL_64(0x11131315, x8); |
| 1017 | CHECK_EQUAL_64(0x1111111511151519UL, x9); |
| 1018 | CHECK_EQUAL_64(0xeeeeee90, x10); |
| 1019 | CHECK_EQUAL_64(0xeeeeeeeeeeee1013UL, x11); |
| 1020 | CHECK_EQUAL_64(0xeeeeeeef11131315UL, x12); |
| 1021 | CHECK_EQUAL_64(0x1111111511151519UL, x13); |
| 1022 | |
| 1023 | TEARDOWN(); |
| 1024 | } |
| 1025 | |
| 1026 | |
| 1027 | TEST(eon) { |
| 1028 | INIT_V8(); |
| 1029 | SETUP(); |
| 1030 | |
| 1031 | START(); |
| 1032 | __ Mov(x0, 0xfff0); |
| 1033 | __ Mov(x1, 0xf00000ff); |
| 1034 | |
| 1035 | __ Eon(x2, x0, Operand(x1)); |
| 1036 | __ Eon(w3, w0, Operand(w1, LSL, 4)); |
| 1037 | __ Eon(x4, x0, Operand(x1, LSL, 4)); |
| 1038 | __ Eon(x5, x0, Operand(x1, LSR, 1)); |
| 1039 | __ Eon(w6, w0, Operand(w1, ASR, 20)); |
| 1040 | __ Eon(x7, x0, Operand(x1, ASR, 20)); |
| 1041 | __ Eon(w8, w0, Operand(w1, ROR, 28)); |
| 1042 | __ Eon(x9, x0, Operand(x1, ROR, 28)); |
| 1043 | __ Eon(w10, w0, Operand(0x03c003c0)); |
| 1044 | __ Eon(x11, x0, Operand(0x0000100000001000L)); |
| 1045 | END(); |
| 1046 | |
| 1047 | RUN(); |
| 1048 | |
| 1049 | CHECK_EQUAL_64(0xffffffff0fff00f0L, x2); |
| 1050 | CHECK_EQUAL_64(0xffff0fff, x3); |
| 1051 | CHECK_EQUAL_64(0xfffffff0ffff0fffL, x4); |
| 1052 | CHECK_EQUAL_64(0xffffffff87ff0070L, x5); |
| 1053 | CHECK_EQUAL_64(0x0000ff0f, x6); |
| 1054 | CHECK_EQUAL_64(0xffffffffffff0f0fL, x7); |
| 1055 | CHECK_EQUAL_64(0xffff0ff0, x8); |
| 1056 | CHECK_EQUAL_64(0xfffff00fffff0000L, x9); |
| 1057 | CHECK_EQUAL_64(0xfc3f03cf, x10); |
| 1058 | CHECK_EQUAL_64(0xffffefffffff100fL, x11); |
| 1059 | |
| 1060 | TEARDOWN(); |
| 1061 | } |
| 1062 | |
| 1063 | |
| 1064 | TEST(eon_extend) { |
| 1065 | INIT_V8(); |
| 1066 | SETUP(); |
| 1067 | |
| 1068 | START(); |
| 1069 | __ Mov(x0, 0x1111111111111111UL); |
| 1070 | __ Mov(x1, 0x8000000080008081UL); |
| 1071 | __ Eon(w6, w0, Operand(w1, UXTB)); |
| 1072 | __ Eon(x7, x0, Operand(x1, UXTH, 1)); |
| 1073 | __ Eon(w8, w0, Operand(w1, UXTW, 2)); |
| 1074 | __ Eon(x9, x0, Operand(x1, UXTX, 3)); |
| 1075 | __ Eon(w10, w0, Operand(w1, SXTB)); |
| 1076 | __ Eon(x11, x0, Operand(x1, SXTH, 1)); |
| 1077 | __ Eon(x12, x0, Operand(x1, SXTW, 2)); |
| 1078 | __ Eon(x13, x0, Operand(x1, SXTX, 3)); |
| 1079 | END(); |
| 1080 | |
| 1081 | RUN(); |
| 1082 | |
| 1083 | CHECK_EQUAL_64(0xeeeeee6f, x6); |
| 1084 | CHECK_EQUAL_64(0xeeeeeeeeeeefefecUL, x7); |
| 1085 | CHECK_EQUAL_64(0xeeececea, x8); |
| 1086 | CHECK_EQUAL_64(0xeeeeeeeaeeeaeae6UL, x9); |
| 1087 | CHECK_EQUAL_64(0x1111116f, x10); |
| 1088 | CHECK_EQUAL_64(0x111111111111efecUL, x11); |
| 1089 | CHECK_EQUAL_64(0x11111110eeececeaUL, x12); |
| 1090 | CHECK_EQUAL_64(0xeeeeeeeaeeeaeae6UL, x13); |
| 1091 | |
| 1092 | TEARDOWN(); |
| 1093 | } |
| 1094 | |
| 1095 | |
| 1096 | TEST(mul) { |
| 1097 | INIT_V8(); |
| 1098 | SETUP(); |
| 1099 | |
| 1100 | START(); |
| 1101 | __ Mov(x16, 0); |
| 1102 | __ Mov(x17, 1); |
| 1103 | __ Mov(x18, 0xffffffff); |
| 1104 | __ Mov(x19, 0xffffffffffffffffUL); |
| 1105 | |
| 1106 | __ Mul(w0, w16, w16); |
| 1107 | __ Mul(w1, w16, w17); |
| 1108 | __ Mul(w2, w17, w18); |
| 1109 | __ Mul(w3, w18, w19); |
| 1110 | __ Mul(x4, x16, x16); |
| 1111 | __ Mul(x5, x17, x18); |
| 1112 | __ Mul(x6, x18, x19); |
| 1113 | __ Mul(x7, x19, x19); |
| 1114 | __ Smull(x8, w17, w18); |
| 1115 | __ Smull(x9, w18, w18); |
| 1116 | __ Smull(x10, w19, w19); |
| 1117 | __ Mneg(w11, w16, w16); |
| 1118 | __ Mneg(w12, w16, w17); |
| 1119 | __ Mneg(w13, w17, w18); |
| 1120 | __ Mneg(w14, w18, w19); |
| 1121 | __ Mneg(x20, x16, x16); |
| 1122 | __ Mneg(x21, x17, x18); |
| 1123 | __ Mneg(x22, x18, x19); |
| 1124 | __ Mneg(x23, x19, x19); |
| 1125 | END(); |
| 1126 | |
| 1127 | RUN(); |
| 1128 | |
| 1129 | CHECK_EQUAL_64(0, x0); |
| 1130 | CHECK_EQUAL_64(0, x1); |
| 1131 | CHECK_EQUAL_64(0xffffffff, x2); |
| 1132 | CHECK_EQUAL_64(1, x3); |
| 1133 | CHECK_EQUAL_64(0, x4); |
| 1134 | CHECK_EQUAL_64(0xffffffff, x5); |
| 1135 | CHECK_EQUAL_64(0xffffffff00000001UL, x6); |
| 1136 | CHECK_EQUAL_64(1, x7); |
| 1137 | CHECK_EQUAL_64(0xffffffffffffffffUL, x8); |
| 1138 | CHECK_EQUAL_64(1, x9); |
| 1139 | CHECK_EQUAL_64(1, x10); |
| 1140 | CHECK_EQUAL_64(0, x11); |
| 1141 | CHECK_EQUAL_64(0, x12); |
| 1142 | CHECK_EQUAL_64(1, x13); |
| 1143 | CHECK_EQUAL_64(0xffffffff, x14); |
| 1144 | CHECK_EQUAL_64(0, x20); |
| 1145 | CHECK_EQUAL_64(0xffffffff00000001UL, x21); |
| 1146 | CHECK_EQUAL_64(0xffffffff, x22); |
| 1147 | CHECK_EQUAL_64(0xffffffffffffffffUL, x23); |
| 1148 | |
| 1149 | TEARDOWN(); |
| 1150 | } |
| 1151 | |
| 1152 | |
| 1153 | static void SmullHelper(int64_t expected, int64_t a, int64_t b) { |
| 1154 | SETUP(); |
| 1155 | START(); |
| 1156 | __ Mov(w0, a); |
| 1157 | __ Mov(w1, b); |
| 1158 | __ Smull(x2, w0, w1); |
| 1159 | END(); |
| 1160 | RUN(); |
| 1161 | CHECK_EQUAL_64(expected, x2); |
| 1162 | TEARDOWN(); |
| 1163 | } |
| 1164 | |
| 1165 | |
| 1166 | TEST(smull) { |
| 1167 | INIT_V8(); |
| 1168 | SmullHelper(0, 0, 0); |
| 1169 | SmullHelper(1, 1, 1); |
| 1170 | SmullHelper(-1, -1, 1); |
| 1171 | SmullHelper(1, -1, -1); |
| 1172 | SmullHelper(0xffffffff80000000, 0x80000000, 1); |
| 1173 | SmullHelper(0x0000000080000000, 0x00010000, 0x00008000); |
| 1174 | } |
| 1175 | |
| 1176 | |
| 1177 | TEST(madd) { |
| 1178 | INIT_V8(); |
| 1179 | SETUP(); |
| 1180 | |
| 1181 | START(); |
| 1182 | __ Mov(x16, 0); |
| 1183 | __ Mov(x17, 1); |
| 1184 | __ Mov(x18, 0xffffffff); |
| 1185 | __ Mov(x19, 0xffffffffffffffffUL); |
| 1186 | |
| 1187 | __ Madd(w0, w16, w16, w16); |
| 1188 | __ Madd(w1, w16, w16, w17); |
| 1189 | __ Madd(w2, w16, w16, w18); |
| 1190 | __ Madd(w3, w16, w16, w19); |
| 1191 | __ Madd(w4, w16, w17, w17); |
| 1192 | __ Madd(w5, w17, w17, w18); |
| 1193 | __ Madd(w6, w17, w17, w19); |
| 1194 | __ Madd(w7, w17, w18, w16); |
| 1195 | __ Madd(w8, w17, w18, w18); |
| 1196 | __ Madd(w9, w18, w18, w17); |
| 1197 | __ Madd(w10, w18, w19, w18); |
| 1198 | __ Madd(w11, w19, w19, w19); |
| 1199 | |
| 1200 | __ Madd(x12, x16, x16, x16); |
| 1201 | __ Madd(x13, x16, x16, x17); |
| 1202 | __ Madd(x14, x16, x16, x18); |
| 1203 | __ Madd(x15, x16, x16, x19); |
| 1204 | __ Madd(x20, x16, x17, x17); |
| 1205 | __ Madd(x21, x17, x17, x18); |
| 1206 | __ Madd(x22, x17, x17, x19); |
| 1207 | __ Madd(x23, x17, x18, x16); |
| 1208 | __ Madd(x24, x17, x18, x18); |
| 1209 | __ Madd(x25, x18, x18, x17); |
| 1210 | __ Madd(x26, x18, x19, x18); |
| 1211 | __ Madd(x27, x19, x19, x19); |
| 1212 | |
| 1213 | END(); |
| 1214 | |
| 1215 | RUN(); |
| 1216 | |
| 1217 | CHECK_EQUAL_64(0, x0); |
| 1218 | CHECK_EQUAL_64(1, x1); |
| 1219 | CHECK_EQUAL_64(0xffffffff, x2); |
| 1220 | CHECK_EQUAL_64(0xffffffff, x3); |
| 1221 | CHECK_EQUAL_64(1, x4); |
| 1222 | CHECK_EQUAL_64(0, x5); |
| 1223 | CHECK_EQUAL_64(0, x6); |
| 1224 | CHECK_EQUAL_64(0xffffffff, x7); |
| 1225 | CHECK_EQUAL_64(0xfffffffe, x8); |
| 1226 | CHECK_EQUAL_64(2, x9); |
| 1227 | CHECK_EQUAL_64(0, x10); |
| 1228 | CHECK_EQUAL_64(0, x11); |
| 1229 | |
| 1230 | CHECK_EQUAL_64(0, x12); |
| 1231 | CHECK_EQUAL_64(1, x13); |
| 1232 | CHECK_EQUAL_64(0xffffffff, x14); |
| 1233 | CHECK_EQUAL_64(0xffffffffffffffff, x15); |
| 1234 | CHECK_EQUAL_64(1, x20); |
| 1235 | CHECK_EQUAL_64(0x100000000UL, x21); |
| 1236 | CHECK_EQUAL_64(0, x22); |
| 1237 | CHECK_EQUAL_64(0xffffffff, x23); |
| 1238 | CHECK_EQUAL_64(0x1fffffffe, x24); |
| 1239 | CHECK_EQUAL_64(0xfffffffe00000002UL, x25); |
| 1240 | CHECK_EQUAL_64(0, x26); |
| 1241 | CHECK_EQUAL_64(0, x27); |
| 1242 | |
| 1243 | TEARDOWN(); |
| 1244 | } |
| 1245 | |
| 1246 | |
| 1247 | TEST(msub) { |
| 1248 | INIT_V8(); |
| 1249 | SETUP(); |
| 1250 | |
| 1251 | START(); |
| 1252 | __ Mov(x16, 0); |
| 1253 | __ Mov(x17, 1); |
| 1254 | __ Mov(x18, 0xffffffff); |
| 1255 | __ Mov(x19, 0xffffffffffffffffUL); |
| 1256 | |
| 1257 | __ Msub(w0, w16, w16, w16); |
| 1258 | __ Msub(w1, w16, w16, w17); |
| 1259 | __ Msub(w2, w16, w16, w18); |
| 1260 | __ Msub(w3, w16, w16, w19); |
| 1261 | __ Msub(w4, w16, w17, w17); |
| 1262 | __ Msub(w5, w17, w17, w18); |
| 1263 | __ Msub(w6, w17, w17, w19); |
| 1264 | __ Msub(w7, w17, w18, w16); |
| 1265 | __ Msub(w8, w17, w18, w18); |
| 1266 | __ Msub(w9, w18, w18, w17); |
| 1267 | __ Msub(w10, w18, w19, w18); |
| 1268 | __ Msub(w11, w19, w19, w19); |
| 1269 | |
| 1270 | __ Msub(x12, x16, x16, x16); |
| 1271 | __ Msub(x13, x16, x16, x17); |
| 1272 | __ Msub(x14, x16, x16, x18); |
| 1273 | __ Msub(x15, x16, x16, x19); |
| 1274 | __ Msub(x20, x16, x17, x17); |
| 1275 | __ Msub(x21, x17, x17, x18); |
| 1276 | __ Msub(x22, x17, x17, x19); |
| 1277 | __ Msub(x23, x17, x18, x16); |
| 1278 | __ Msub(x24, x17, x18, x18); |
| 1279 | __ Msub(x25, x18, x18, x17); |
| 1280 | __ Msub(x26, x18, x19, x18); |
| 1281 | __ Msub(x27, x19, x19, x19); |
| 1282 | |
| 1283 | END(); |
| 1284 | |
| 1285 | RUN(); |
| 1286 | |
| 1287 | CHECK_EQUAL_64(0, x0); |
| 1288 | CHECK_EQUAL_64(1, x1); |
| 1289 | CHECK_EQUAL_64(0xffffffff, x2); |
| 1290 | CHECK_EQUAL_64(0xffffffff, x3); |
| 1291 | CHECK_EQUAL_64(1, x4); |
| 1292 | CHECK_EQUAL_64(0xfffffffe, x5); |
| 1293 | CHECK_EQUAL_64(0xfffffffe, x6); |
| 1294 | CHECK_EQUAL_64(1, x7); |
| 1295 | CHECK_EQUAL_64(0, x8); |
| 1296 | CHECK_EQUAL_64(0, x9); |
| 1297 | CHECK_EQUAL_64(0xfffffffe, x10); |
| 1298 | CHECK_EQUAL_64(0xfffffffe, x11); |
| 1299 | |
| 1300 | CHECK_EQUAL_64(0, x12); |
| 1301 | CHECK_EQUAL_64(1, x13); |
| 1302 | CHECK_EQUAL_64(0xffffffff, x14); |
| 1303 | CHECK_EQUAL_64(0xffffffffffffffffUL, x15); |
| 1304 | CHECK_EQUAL_64(1, x20); |
| 1305 | CHECK_EQUAL_64(0xfffffffeUL, x21); |
| 1306 | CHECK_EQUAL_64(0xfffffffffffffffeUL, x22); |
| 1307 | CHECK_EQUAL_64(0xffffffff00000001UL, x23); |
| 1308 | CHECK_EQUAL_64(0, x24); |
| 1309 | CHECK_EQUAL_64(0x200000000UL, x25); |
| 1310 | CHECK_EQUAL_64(0x1fffffffeUL, x26); |
| 1311 | CHECK_EQUAL_64(0xfffffffffffffffeUL, x27); |
| 1312 | |
| 1313 | TEARDOWN(); |
| 1314 | } |
| 1315 | |
| 1316 | |
| 1317 | TEST(smulh) { |
| 1318 | INIT_V8(); |
| 1319 | SETUP(); |
| 1320 | |
| 1321 | START(); |
| 1322 | __ Mov(x20, 0); |
| 1323 | __ Mov(x21, 1); |
| 1324 | __ Mov(x22, 0x0000000100000000L); |
| 1325 | __ Mov(x23, 0x12345678); |
| 1326 | __ Mov(x24, 0x0123456789abcdefL); |
| 1327 | __ Mov(x25, 0x0000000200000000L); |
| 1328 | __ Mov(x26, 0x8000000000000000UL); |
| 1329 | __ Mov(x27, 0xffffffffffffffffUL); |
| 1330 | __ Mov(x28, 0x5555555555555555UL); |
| 1331 | __ Mov(x29, 0xaaaaaaaaaaaaaaaaUL); |
| 1332 | |
| 1333 | __ Smulh(x0, x20, x24); |
| 1334 | __ Smulh(x1, x21, x24); |
| 1335 | __ Smulh(x2, x22, x23); |
| 1336 | __ Smulh(x3, x22, x24); |
| 1337 | __ Smulh(x4, x24, x25); |
| 1338 | __ Smulh(x5, x23, x27); |
| 1339 | __ Smulh(x6, x26, x26); |
| 1340 | __ Smulh(x7, x26, x27); |
| 1341 | __ Smulh(x8, x27, x27); |
| 1342 | __ Smulh(x9, x28, x28); |
| 1343 | __ Smulh(x10, x28, x29); |
| 1344 | __ Smulh(x11, x29, x29); |
| 1345 | END(); |
| 1346 | |
| 1347 | RUN(); |
| 1348 | |
| 1349 | CHECK_EQUAL_64(0, x0); |
| 1350 | CHECK_EQUAL_64(0, x1); |
| 1351 | CHECK_EQUAL_64(0, x2); |
| 1352 | CHECK_EQUAL_64(0x01234567, x3); |
| 1353 | CHECK_EQUAL_64(0x02468acf, x4); |
| 1354 | CHECK_EQUAL_64(0xffffffffffffffffUL, x5); |
| 1355 | CHECK_EQUAL_64(0x4000000000000000UL, x6); |
| 1356 | CHECK_EQUAL_64(0, x7); |
| 1357 | CHECK_EQUAL_64(0, x8); |
| 1358 | CHECK_EQUAL_64(0x1c71c71c71c71c71UL, x9); |
| 1359 | CHECK_EQUAL_64(0xe38e38e38e38e38eUL, x10); |
| 1360 | CHECK_EQUAL_64(0x1c71c71c71c71c72UL, x11); |
| 1361 | |
| 1362 | TEARDOWN(); |
| 1363 | } |
| 1364 | |
| 1365 | |
| 1366 | TEST(smaddl_umaddl) { |
| 1367 | INIT_V8(); |
| 1368 | SETUP(); |
| 1369 | |
| 1370 | START(); |
| 1371 | __ Mov(x17, 1); |
| 1372 | __ Mov(x18, 0xffffffff); |
| 1373 | __ Mov(x19, 0xffffffffffffffffUL); |
| 1374 | __ Mov(x20, 4); |
| 1375 | __ Mov(x21, 0x200000000UL); |
| 1376 | |
| 1377 | __ Smaddl(x9, w17, w18, x20); |
| 1378 | __ Smaddl(x10, w18, w18, x20); |
| 1379 | __ Smaddl(x11, w19, w19, x20); |
| 1380 | __ Smaddl(x12, w19, w19, x21); |
| 1381 | __ Umaddl(x13, w17, w18, x20); |
| 1382 | __ Umaddl(x14, w18, w18, x20); |
| 1383 | __ Umaddl(x15, w19, w19, x20); |
| 1384 | __ Umaddl(x22, w19, w19, x21); |
| 1385 | END(); |
| 1386 | |
| 1387 | RUN(); |
| 1388 | |
| 1389 | CHECK_EQUAL_64(3, x9); |
| 1390 | CHECK_EQUAL_64(5, x10); |
| 1391 | CHECK_EQUAL_64(5, x11); |
| 1392 | CHECK_EQUAL_64(0x200000001UL, x12); |
| 1393 | CHECK_EQUAL_64(0x100000003UL, x13); |
| 1394 | CHECK_EQUAL_64(0xfffffffe00000005UL, x14); |
| 1395 | CHECK_EQUAL_64(0xfffffffe00000005UL, x15); |
| 1396 | CHECK_EQUAL_64(0x1, x22); |
| 1397 | |
| 1398 | TEARDOWN(); |
| 1399 | } |
| 1400 | |
| 1401 | |
| 1402 | TEST(smsubl_umsubl) { |
| 1403 | INIT_V8(); |
| 1404 | SETUP(); |
| 1405 | |
| 1406 | START(); |
| 1407 | __ Mov(x17, 1); |
| 1408 | __ Mov(x18, 0xffffffff); |
| 1409 | __ Mov(x19, 0xffffffffffffffffUL); |
| 1410 | __ Mov(x20, 4); |
| 1411 | __ Mov(x21, 0x200000000UL); |
| 1412 | |
| 1413 | __ Smsubl(x9, w17, w18, x20); |
| 1414 | __ Smsubl(x10, w18, w18, x20); |
| 1415 | __ Smsubl(x11, w19, w19, x20); |
| 1416 | __ Smsubl(x12, w19, w19, x21); |
| 1417 | __ Umsubl(x13, w17, w18, x20); |
| 1418 | __ Umsubl(x14, w18, w18, x20); |
| 1419 | __ Umsubl(x15, w19, w19, x20); |
| 1420 | __ Umsubl(x22, w19, w19, x21); |
| 1421 | END(); |
| 1422 | |
| 1423 | RUN(); |
| 1424 | |
| 1425 | CHECK_EQUAL_64(5, x9); |
| 1426 | CHECK_EQUAL_64(3, x10); |
| 1427 | CHECK_EQUAL_64(3, x11); |
| 1428 | CHECK_EQUAL_64(0x1ffffffffUL, x12); |
| 1429 | CHECK_EQUAL_64(0xffffffff00000005UL, x13); |
| 1430 | CHECK_EQUAL_64(0x200000003UL, x14); |
| 1431 | CHECK_EQUAL_64(0x200000003UL, x15); |
| 1432 | CHECK_EQUAL_64(0x3ffffffffUL, x22); |
| 1433 | |
| 1434 | TEARDOWN(); |
| 1435 | } |
| 1436 | |
| 1437 | |
| 1438 | TEST(div) { |
| 1439 | INIT_V8(); |
| 1440 | SETUP(); |
| 1441 | |
| 1442 | START(); |
| 1443 | __ Mov(x16, 1); |
| 1444 | __ Mov(x17, 0xffffffff); |
| 1445 | __ Mov(x18, 0xffffffffffffffffUL); |
| 1446 | __ Mov(x19, 0x80000000); |
| 1447 | __ Mov(x20, 0x8000000000000000UL); |
| 1448 | __ Mov(x21, 2); |
| 1449 | |
| 1450 | __ Udiv(w0, w16, w16); |
| 1451 | __ Udiv(w1, w17, w16); |
| 1452 | __ Sdiv(w2, w16, w16); |
| 1453 | __ Sdiv(w3, w16, w17); |
| 1454 | __ Sdiv(w4, w17, w18); |
| 1455 | |
| 1456 | __ Udiv(x5, x16, x16); |
| 1457 | __ Udiv(x6, x17, x18); |
| 1458 | __ Sdiv(x7, x16, x16); |
| 1459 | __ Sdiv(x8, x16, x17); |
| 1460 | __ Sdiv(x9, x17, x18); |
| 1461 | |
| 1462 | __ Udiv(w10, w19, w21); |
| 1463 | __ Sdiv(w11, w19, w21); |
| 1464 | __ Udiv(x12, x19, x21); |
| 1465 | __ Sdiv(x13, x19, x21); |
| 1466 | __ Udiv(x14, x20, x21); |
| 1467 | __ Sdiv(x15, x20, x21); |
| 1468 | |
| 1469 | __ Udiv(w22, w19, w17); |
| 1470 | __ Sdiv(w23, w19, w17); |
| 1471 | __ Udiv(x24, x20, x18); |
| 1472 | __ Sdiv(x25, x20, x18); |
| 1473 | |
| 1474 | __ Udiv(x26, x16, x21); |
| 1475 | __ Sdiv(x27, x16, x21); |
| 1476 | __ Udiv(x28, x18, x21); |
| 1477 | __ Sdiv(x29, x18, x21); |
| 1478 | |
| 1479 | __ Mov(x17, 0); |
| 1480 | __ Udiv(w18, w16, w17); |
| 1481 | __ Sdiv(w19, w16, w17); |
| 1482 | __ Udiv(x20, x16, x17); |
| 1483 | __ Sdiv(x21, x16, x17); |
| 1484 | END(); |
| 1485 | |
| 1486 | RUN(); |
| 1487 | |
| 1488 | CHECK_EQUAL_64(1, x0); |
| 1489 | CHECK_EQUAL_64(0xffffffff, x1); |
| 1490 | CHECK_EQUAL_64(1, x2); |
| 1491 | CHECK_EQUAL_64(0xffffffff, x3); |
| 1492 | CHECK_EQUAL_64(1, x4); |
| 1493 | CHECK_EQUAL_64(1, x5); |
| 1494 | CHECK_EQUAL_64(0, x6); |
| 1495 | CHECK_EQUAL_64(1, x7); |
| 1496 | CHECK_EQUAL_64(0, x8); |
| 1497 | CHECK_EQUAL_64(0xffffffff00000001UL, x9); |
| 1498 | CHECK_EQUAL_64(0x40000000, x10); |
| 1499 | CHECK_EQUAL_64(0xC0000000, x11); |
| 1500 | CHECK_EQUAL_64(0x40000000, x12); |
| 1501 | CHECK_EQUAL_64(0x40000000, x13); |
| 1502 | CHECK_EQUAL_64(0x4000000000000000UL, x14); |
| 1503 | CHECK_EQUAL_64(0xC000000000000000UL, x15); |
| 1504 | CHECK_EQUAL_64(0, x22); |
| 1505 | CHECK_EQUAL_64(0x80000000, x23); |
| 1506 | CHECK_EQUAL_64(0, x24); |
| 1507 | CHECK_EQUAL_64(0x8000000000000000UL, x25); |
| 1508 | CHECK_EQUAL_64(0, x26); |
| 1509 | CHECK_EQUAL_64(0, x27); |
| 1510 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x28); |
| 1511 | CHECK_EQUAL_64(0, x29); |
| 1512 | CHECK_EQUAL_64(0, x18); |
| 1513 | CHECK_EQUAL_64(0, x19); |
| 1514 | CHECK_EQUAL_64(0, x20); |
| 1515 | CHECK_EQUAL_64(0, x21); |
| 1516 | |
| 1517 | TEARDOWN(); |
| 1518 | } |
| 1519 | |
| 1520 | |
| 1521 | TEST(rbit_rev) { |
| 1522 | INIT_V8(); |
| 1523 | SETUP(); |
| 1524 | |
| 1525 | START(); |
| 1526 | __ Mov(x24, 0xfedcba9876543210UL); |
| 1527 | __ Rbit(w0, w24); |
| 1528 | __ Rbit(x1, x24); |
| 1529 | __ Rev16(w2, w24); |
| 1530 | __ Rev16(x3, x24); |
| 1531 | __ Rev(w4, w24); |
| 1532 | __ Rev32(x5, x24); |
| 1533 | __ Rev(x6, x24); |
| 1534 | END(); |
| 1535 | |
| 1536 | RUN(); |
| 1537 | |
| 1538 | CHECK_EQUAL_64(0x084c2a6e, x0); |
| 1539 | CHECK_EQUAL_64(0x084c2a6e195d3b7fUL, x1); |
| 1540 | CHECK_EQUAL_64(0x54761032, x2); |
| 1541 | CHECK_EQUAL_64(0xdcfe98ba54761032UL, x3); |
| 1542 | CHECK_EQUAL_64(0x10325476, x4); |
| 1543 | CHECK_EQUAL_64(0x98badcfe10325476UL, x5); |
| 1544 | CHECK_EQUAL_64(0x1032547698badcfeUL, x6); |
| 1545 | |
| 1546 | TEARDOWN(); |
| 1547 | } |
| 1548 | |
| 1549 | |
| 1550 | TEST(clz_cls) { |
| 1551 | INIT_V8(); |
| 1552 | SETUP(); |
| 1553 | |
| 1554 | START(); |
| 1555 | __ Mov(x24, 0x0008000000800000UL); |
| 1556 | __ Mov(x25, 0xff800000fff80000UL); |
| 1557 | __ Mov(x26, 0); |
| 1558 | __ Clz(w0, w24); |
| 1559 | __ Clz(x1, x24); |
| 1560 | __ Clz(w2, w25); |
| 1561 | __ Clz(x3, x25); |
| 1562 | __ Clz(w4, w26); |
| 1563 | __ Clz(x5, x26); |
| 1564 | __ Cls(w6, w24); |
| 1565 | __ Cls(x7, x24); |
| 1566 | __ Cls(w8, w25); |
| 1567 | __ Cls(x9, x25); |
| 1568 | __ Cls(w10, w26); |
| 1569 | __ Cls(x11, x26); |
| 1570 | END(); |
| 1571 | |
| 1572 | RUN(); |
| 1573 | |
| 1574 | CHECK_EQUAL_64(8, x0); |
| 1575 | CHECK_EQUAL_64(12, x1); |
| 1576 | CHECK_EQUAL_64(0, x2); |
| 1577 | CHECK_EQUAL_64(0, x3); |
| 1578 | CHECK_EQUAL_64(32, x4); |
| 1579 | CHECK_EQUAL_64(64, x5); |
| 1580 | CHECK_EQUAL_64(7, x6); |
| 1581 | CHECK_EQUAL_64(11, x7); |
| 1582 | CHECK_EQUAL_64(12, x8); |
| 1583 | CHECK_EQUAL_64(8, x9); |
| 1584 | CHECK_EQUAL_64(31, x10); |
| 1585 | CHECK_EQUAL_64(63, x11); |
| 1586 | |
| 1587 | TEARDOWN(); |
| 1588 | } |
| 1589 | |
| 1590 | |
| 1591 | TEST(label) { |
| 1592 | INIT_V8(); |
| 1593 | SETUP(); |
| 1594 | |
| 1595 | Label label_1, label_2, label_3, label_4; |
| 1596 | |
| 1597 | START(); |
| 1598 | __ Mov(x0, 0x1); |
| 1599 | __ Mov(x1, 0x0); |
| 1600 | __ Mov(x22, lr); // Save lr. |
| 1601 | |
| 1602 | __ B(&label_1); |
| 1603 | __ B(&label_1); |
| 1604 | __ B(&label_1); // Multiple branches to the same label. |
| 1605 | __ Mov(x0, 0x0); |
| 1606 | __ Bind(&label_2); |
| 1607 | __ B(&label_3); // Forward branch. |
| 1608 | __ Mov(x0, 0x0); |
| 1609 | __ Bind(&label_1); |
| 1610 | __ B(&label_2); // Backward branch. |
| 1611 | __ Mov(x0, 0x0); |
| 1612 | __ Bind(&label_3); |
| 1613 | __ Bl(&label_4); |
| 1614 | END(); |
| 1615 | |
| 1616 | __ Bind(&label_4); |
| 1617 | __ Mov(x1, 0x1); |
| 1618 | __ Mov(lr, x22); |
| 1619 | END(); |
| 1620 | |
| 1621 | RUN(); |
| 1622 | |
| 1623 | CHECK_EQUAL_64(0x1, x0); |
| 1624 | CHECK_EQUAL_64(0x1, x1); |
| 1625 | |
| 1626 | TEARDOWN(); |
| 1627 | } |
| 1628 | |
| 1629 | |
| 1630 | TEST(branch_at_start) { |
| 1631 | INIT_V8(); |
| 1632 | SETUP(); |
| 1633 | |
| 1634 | Label good, exit; |
| 1635 | |
| 1636 | // Test that branches can exist at the start of the buffer. (This is a |
| 1637 | // boundary condition in the label-handling code.) To achieve this, we have |
| 1638 | // to work around the code generated by START. |
| 1639 | RESET(); |
| 1640 | __ B(&good); |
| 1641 | |
| 1642 | START_AFTER_RESET(); |
| 1643 | __ Mov(x0, 0x0); |
| 1644 | END(); |
| 1645 | |
| 1646 | __ Bind(&exit); |
| 1647 | START_AFTER_RESET(); |
| 1648 | __ Mov(x0, 0x1); |
| 1649 | END(); |
| 1650 | |
| 1651 | __ Bind(&good); |
| 1652 | __ B(&exit); |
| 1653 | END(); |
| 1654 | |
| 1655 | RUN(); |
| 1656 | |
| 1657 | CHECK_EQUAL_64(0x1, x0); |
| 1658 | TEARDOWN(); |
| 1659 | } |
| 1660 | |
| 1661 | |
| 1662 | TEST(adr) { |
| 1663 | INIT_V8(); |
| 1664 | SETUP(); |
| 1665 | |
| 1666 | Label label_1, label_2, label_3, label_4; |
| 1667 | |
| 1668 | START(); |
| 1669 | __ Mov(x0, 0x0); // Set to non-zero to indicate failure. |
| 1670 | __ Adr(x1, &label_3); // Set to zero to indicate success. |
| 1671 | |
| 1672 | __ Adr(x2, &label_1); // Multiple forward references to the same label. |
| 1673 | __ Adr(x3, &label_1); |
| 1674 | __ Adr(x4, &label_1); |
| 1675 | |
| 1676 | __ Bind(&label_2); |
| 1677 | __ Eor(x5, x2, Operand(x3)); // Ensure that x2,x3 and x4 are identical. |
| 1678 | __ Eor(x6, x2, Operand(x4)); |
| 1679 | __ Orr(x0, x0, Operand(x5)); |
| 1680 | __ Orr(x0, x0, Operand(x6)); |
| 1681 | __ Br(x2); // label_1, label_3 |
| 1682 | |
| 1683 | __ Bind(&label_3); |
| 1684 | __ Adr(x2, &label_3); // Self-reference (offset 0). |
| 1685 | __ Eor(x1, x1, Operand(x2)); |
| 1686 | __ Adr(x2, &label_4); // Simple forward reference. |
| 1687 | __ Br(x2); // label_4 |
| 1688 | |
| 1689 | __ Bind(&label_1); |
| 1690 | __ Adr(x2, &label_3); // Multiple reverse references to the same label. |
| 1691 | __ Adr(x3, &label_3); |
| 1692 | __ Adr(x4, &label_3); |
| 1693 | __ Adr(x5, &label_2); // Simple reverse reference. |
| 1694 | __ Br(x5); // label_2 |
| 1695 | |
| 1696 | __ Bind(&label_4); |
| 1697 | END(); |
| 1698 | |
| 1699 | RUN(); |
| 1700 | |
| 1701 | CHECK_EQUAL_64(0x0, x0); |
| 1702 | CHECK_EQUAL_64(0x0, x1); |
| 1703 | |
| 1704 | TEARDOWN(); |
| 1705 | } |
| 1706 | |
| 1707 | |
| 1708 | TEST(adr_far) { |
| 1709 | INIT_V8(); |
| 1710 | |
| 1711 | int max_range = 1 << (Instruction::ImmPCRelRangeBitwidth - 1); |
| 1712 | SETUP_SIZE(max_range + 1000 * kInstructionSize); |
| 1713 | |
| 1714 | Label done, fail; |
| 1715 | Label test_near, near_forward, near_backward; |
| 1716 | Label test_far, far_forward, far_backward; |
| 1717 | |
| 1718 | START(); |
| 1719 | __ Mov(x0, 0x0); |
| 1720 | |
| 1721 | __ Bind(&test_near); |
| 1722 | __ Adr(x10, &near_forward, MacroAssembler::kAdrFar); |
| 1723 | __ Br(x10); |
| 1724 | __ B(&fail); |
| 1725 | __ Bind(&near_backward); |
| 1726 | __ Orr(x0, x0, 1 << 1); |
| 1727 | __ B(&test_far); |
| 1728 | |
| 1729 | __ Bind(&near_forward); |
| 1730 | __ Orr(x0, x0, 1 << 0); |
| 1731 | __ Adr(x10, &near_backward, MacroAssembler::kAdrFar); |
| 1732 | __ Br(x10); |
| 1733 | |
| 1734 | __ Bind(&test_far); |
| 1735 | __ Adr(x10, &far_forward, MacroAssembler::kAdrFar); |
| 1736 | __ Br(x10); |
| 1737 | __ B(&fail); |
| 1738 | __ Bind(&far_backward); |
| 1739 | __ Orr(x0, x0, 1 << 3); |
| 1740 | __ B(&done); |
| 1741 | |
| 1742 | for (unsigned i = 0; i < max_range / kInstructionSize + 1; ++i) { |
| 1743 | if (i % 100 == 0) { |
| 1744 | // If we do land in this code, we do not want to execute so many nops |
| 1745 | // before reaching the end of test (especially if tracing is activated). |
| 1746 | __ b(&fail); |
| 1747 | } else { |
| 1748 | __ nop(); |
| 1749 | } |
| 1750 | } |
| 1751 | |
| 1752 | |
| 1753 | __ Bind(&far_forward); |
| 1754 | __ Orr(x0, x0, 1 << 2); |
| 1755 | __ Adr(x10, &far_backward, MacroAssembler::kAdrFar); |
| 1756 | __ Br(x10); |
| 1757 | |
| 1758 | __ B(&done); |
| 1759 | __ Bind(&fail); |
| 1760 | __ Orr(x0, x0, 1 << 4); |
| 1761 | __ Bind(&done); |
| 1762 | |
| 1763 | END(); |
| 1764 | |
| 1765 | RUN(); |
| 1766 | |
| 1767 | CHECK_EQUAL_64(0xf, x0); |
| 1768 | |
| 1769 | TEARDOWN(); |
| 1770 | } |
| 1771 | |
| 1772 | |
| 1773 | TEST(branch_cond) { |
| 1774 | INIT_V8(); |
| 1775 | SETUP(); |
| 1776 | |
| 1777 | Label wrong; |
| 1778 | |
| 1779 | START(); |
| 1780 | __ Mov(x0, 0x1); |
| 1781 | __ Mov(x1, 0x1); |
| 1782 | __ Mov(x2, 0x8000000000000000L); |
| 1783 | |
| 1784 | // For each 'cmp' instruction below, condition codes other than the ones |
| 1785 | // following it would branch. |
| 1786 | |
| 1787 | __ Cmp(x1, 0); |
| 1788 | __ B(&wrong, eq); |
| 1789 | __ B(&wrong, lo); |
| 1790 | __ B(&wrong, mi); |
| 1791 | __ B(&wrong, vs); |
| 1792 | __ B(&wrong, ls); |
| 1793 | __ B(&wrong, lt); |
| 1794 | __ B(&wrong, le); |
| 1795 | Label ok_1; |
| 1796 | __ B(&ok_1, ne); |
| 1797 | __ Mov(x0, 0x0); |
| 1798 | __ Bind(&ok_1); |
| 1799 | |
| 1800 | __ Cmp(x1, 1); |
| 1801 | __ B(&wrong, ne); |
| 1802 | __ B(&wrong, lo); |
| 1803 | __ B(&wrong, mi); |
| 1804 | __ B(&wrong, vs); |
| 1805 | __ B(&wrong, hi); |
| 1806 | __ B(&wrong, lt); |
| 1807 | __ B(&wrong, gt); |
| 1808 | Label ok_2; |
| 1809 | __ B(&ok_2, pl); |
| 1810 | __ Mov(x0, 0x0); |
| 1811 | __ Bind(&ok_2); |
| 1812 | |
| 1813 | __ Cmp(x1, 2); |
| 1814 | __ B(&wrong, eq); |
| 1815 | __ B(&wrong, hs); |
| 1816 | __ B(&wrong, pl); |
| 1817 | __ B(&wrong, vs); |
| 1818 | __ B(&wrong, hi); |
| 1819 | __ B(&wrong, ge); |
| 1820 | __ B(&wrong, gt); |
| 1821 | Label ok_3; |
| 1822 | __ B(&ok_3, vc); |
| 1823 | __ Mov(x0, 0x0); |
| 1824 | __ Bind(&ok_3); |
| 1825 | |
| 1826 | __ Cmp(x2, 1); |
| 1827 | __ B(&wrong, eq); |
| 1828 | __ B(&wrong, lo); |
| 1829 | __ B(&wrong, mi); |
| 1830 | __ B(&wrong, vc); |
| 1831 | __ B(&wrong, ls); |
| 1832 | __ B(&wrong, ge); |
| 1833 | __ B(&wrong, gt); |
| 1834 | Label ok_4; |
| 1835 | __ B(&ok_4, le); |
| 1836 | __ Mov(x0, 0x0); |
| 1837 | __ Bind(&ok_4); |
| 1838 | |
| 1839 | Label ok_5; |
| 1840 | __ b(&ok_5, al); |
| 1841 | __ Mov(x0, 0x0); |
| 1842 | __ Bind(&ok_5); |
| 1843 | |
| 1844 | Label ok_6; |
| 1845 | __ b(&ok_6, nv); |
| 1846 | __ Mov(x0, 0x0); |
| 1847 | __ Bind(&ok_6); |
| 1848 | |
| 1849 | END(); |
| 1850 | |
| 1851 | __ Bind(&wrong); |
| 1852 | __ Mov(x0, 0x0); |
| 1853 | END(); |
| 1854 | |
| 1855 | RUN(); |
| 1856 | |
| 1857 | CHECK_EQUAL_64(0x1, x0); |
| 1858 | |
| 1859 | TEARDOWN(); |
| 1860 | } |
| 1861 | |
| 1862 | |
| 1863 | TEST(branch_to_reg) { |
| 1864 | INIT_V8(); |
| 1865 | SETUP(); |
| 1866 | |
| 1867 | // Test br. |
| 1868 | Label fn1, after_fn1; |
| 1869 | |
| 1870 | START(); |
| 1871 | __ Mov(x29, lr); |
| 1872 | |
| 1873 | __ Mov(x1, 0); |
| 1874 | __ B(&after_fn1); |
| 1875 | |
| 1876 | __ Bind(&fn1); |
| 1877 | __ Mov(x0, lr); |
| 1878 | __ Mov(x1, 42); |
| 1879 | __ Br(x0); |
| 1880 | |
| 1881 | __ Bind(&after_fn1); |
| 1882 | __ Bl(&fn1); |
| 1883 | |
| 1884 | // Test blr. |
| 1885 | Label fn2, after_fn2; |
| 1886 | |
| 1887 | __ Mov(x2, 0); |
| 1888 | __ B(&after_fn2); |
| 1889 | |
| 1890 | __ Bind(&fn2); |
| 1891 | __ Mov(x0, lr); |
| 1892 | __ Mov(x2, 84); |
| 1893 | __ Blr(x0); |
| 1894 | |
| 1895 | __ Bind(&after_fn2); |
| 1896 | __ Bl(&fn2); |
| 1897 | __ Mov(x3, lr); |
| 1898 | |
| 1899 | __ Mov(lr, x29); |
| 1900 | END(); |
| 1901 | |
| 1902 | RUN(); |
| 1903 | |
| 1904 | CHECK_EQUAL_64(core.xreg(3) + kInstructionSize, x0); |
| 1905 | CHECK_EQUAL_64(42, x1); |
| 1906 | CHECK_EQUAL_64(84, x2); |
| 1907 | |
| 1908 | TEARDOWN(); |
| 1909 | } |
| 1910 | |
| 1911 | |
| 1912 | TEST(compare_branch) { |
| 1913 | INIT_V8(); |
| 1914 | SETUP(); |
| 1915 | |
| 1916 | START(); |
| 1917 | __ Mov(x0, 0); |
| 1918 | __ Mov(x1, 0); |
| 1919 | __ Mov(x2, 0); |
| 1920 | __ Mov(x3, 0); |
| 1921 | __ Mov(x4, 0); |
| 1922 | __ Mov(x5, 0); |
| 1923 | __ Mov(x16, 0); |
| 1924 | __ Mov(x17, 42); |
| 1925 | |
| 1926 | Label zt, zt_end; |
| 1927 | __ Cbz(w16, &zt); |
| 1928 | __ B(&zt_end); |
| 1929 | __ Bind(&zt); |
| 1930 | __ Mov(x0, 1); |
| 1931 | __ Bind(&zt_end); |
| 1932 | |
| 1933 | Label zf, zf_end; |
| 1934 | __ Cbz(x17, &zf); |
| 1935 | __ B(&zf_end); |
| 1936 | __ Bind(&zf); |
| 1937 | __ Mov(x1, 1); |
| 1938 | __ Bind(&zf_end); |
| 1939 | |
| 1940 | Label nzt, nzt_end; |
| 1941 | __ Cbnz(w17, &nzt); |
| 1942 | __ B(&nzt_end); |
| 1943 | __ Bind(&nzt); |
| 1944 | __ Mov(x2, 1); |
| 1945 | __ Bind(&nzt_end); |
| 1946 | |
| 1947 | Label nzf, nzf_end; |
| 1948 | __ Cbnz(x16, &nzf); |
| 1949 | __ B(&nzf_end); |
| 1950 | __ Bind(&nzf); |
| 1951 | __ Mov(x3, 1); |
| 1952 | __ Bind(&nzf_end); |
| 1953 | |
| 1954 | __ Mov(x18, 0xffffffff00000000UL); |
| 1955 | |
| 1956 | Label a, a_end; |
| 1957 | __ Cbz(w18, &a); |
| 1958 | __ B(&a_end); |
| 1959 | __ Bind(&a); |
| 1960 | __ Mov(x4, 1); |
| 1961 | __ Bind(&a_end); |
| 1962 | |
| 1963 | Label b, b_end; |
| 1964 | __ Cbnz(w18, &b); |
| 1965 | __ B(&b_end); |
| 1966 | __ Bind(&b); |
| 1967 | __ Mov(x5, 1); |
| 1968 | __ Bind(&b_end); |
| 1969 | |
| 1970 | END(); |
| 1971 | |
| 1972 | RUN(); |
| 1973 | |
| 1974 | CHECK_EQUAL_64(1, x0); |
| 1975 | CHECK_EQUAL_64(0, x1); |
| 1976 | CHECK_EQUAL_64(1, x2); |
| 1977 | CHECK_EQUAL_64(0, x3); |
| 1978 | CHECK_EQUAL_64(1, x4); |
| 1979 | CHECK_EQUAL_64(0, x5); |
| 1980 | |
| 1981 | TEARDOWN(); |
| 1982 | } |
| 1983 | |
| 1984 | |
| 1985 | TEST(test_branch) { |
| 1986 | INIT_V8(); |
| 1987 | SETUP(); |
| 1988 | |
| 1989 | START(); |
| 1990 | __ Mov(x0, 0); |
| 1991 | __ Mov(x1, 0); |
| 1992 | __ Mov(x2, 0); |
| 1993 | __ Mov(x3, 0); |
| 1994 | __ Mov(x16, 0xaaaaaaaaaaaaaaaaUL); |
| 1995 | |
| 1996 | Label bz, bz_end; |
| 1997 | __ Tbz(w16, 0, &bz); |
| 1998 | __ B(&bz_end); |
| 1999 | __ Bind(&bz); |
| 2000 | __ Mov(x0, 1); |
| 2001 | __ Bind(&bz_end); |
| 2002 | |
| 2003 | Label bo, bo_end; |
| 2004 | __ Tbz(x16, 63, &bo); |
| 2005 | __ B(&bo_end); |
| 2006 | __ Bind(&bo); |
| 2007 | __ Mov(x1, 1); |
| 2008 | __ Bind(&bo_end); |
| 2009 | |
| 2010 | Label nbz, nbz_end; |
| 2011 | __ Tbnz(x16, 61, &nbz); |
| 2012 | __ B(&nbz_end); |
| 2013 | __ Bind(&nbz); |
| 2014 | __ Mov(x2, 1); |
| 2015 | __ Bind(&nbz_end); |
| 2016 | |
| 2017 | Label nbo, nbo_end; |
| 2018 | __ Tbnz(w16, 2, &nbo); |
| 2019 | __ B(&nbo_end); |
| 2020 | __ Bind(&nbo); |
| 2021 | __ Mov(x3, 1); |
| 2022 | __ Bind(&nbo_end); |
| 2023 | END(); |
| 2024 | |
| 2025 | RUN(); |
| 2026 | |
| 2027 | CHECK_EQUAL_64(1, x0); |
| 2028 | CHECK_EQUAL_64(0, x1); |
| 2029 | CHECK_EQUAL_64(1, x2); |
| 2030 | CHECK_EQUAL_64(0, x3); |
| 2031 | |
| 2032 | TEARDOWN(); |
| 2033 | } |
| 2034 | |
| 2035 | |
| 2036 | TEST(far_branch_backward) { |
| 2037 | INIT_V8(); |
| 2038 | |
| 2039 | // Test that the MacroAssembler correctly resolves backward branches to labels |
| 2040 | // that are outside the immediate range of branch instructions. |
| 2041 | int max_range = |
| 2042 | std::max(Instruction::ImmBranchRange(TestBranchType), |
| 2043 | std::max(Instruction::ImmBranchRange(CompareBranchType), |
| 2044 | Instruction::ImmBranchRange(CondBranchType))); |
| 2045 | |
| 2046 | SETUP_SIZE(max_range + 1000 * kInstructionSize); |
| 2047 | |
| 2048 | START(); |
| 2049 | |
| 2050 | Label done, fail; |
| 2051 | Label test_tbz, test_cbz, test_bcond; |
| 2052 | Label success_tbz, success_cbz, success_bcond; |
| 2053 | |
| 2054 | __ Mov(x0, 0); |
| 2055 | __ Mov(x1, 1); |
| 2056 | __ Mov(x10, 0); |
| 2057 | |
| 2058 | __ B(&test_tbz); |
| 2059 | __ Bind(&success_tbz); |
| 2060 | __ Orr(x0, x0, 1 << 0); |
| 2061 | __ B(&test_cbz); |
| 2062 | __ Bind(&success_cbz); |
| 2063 | __ Orr(x0, x0, 1 << 1); |
| 2064 | __ B(&test_bcond); |
| 2065 | __ Bind(&success_bcond); |
| 2066 | __ Orr(x0, x0, 1 << 2); |
| 2067 | |
| 2068 | __ B(&done); |
| 2069 | |
| 2070 | // Generate enough code to overflow the immediate range of the three types of |
| 2071 | // branches below. |
| 2072 | for (unsigned i = 0; i < max_range / kInstructionSize + 1; ++i) { |
| 2073 | if (i % 100 == 0) { |
| 2074 | // If we do land in this code, we do not want to execute so many nops |
| 2075 | // before reaching the end of test (especially if tracing is activated). |
| 2076 | __ B(&fail); |
| 2077 | } else { |
| 2078 | __ Nop(); |
| 2079 | } |
| 2080 | } |
| 2081 | __ B(&fail); |
| 2082 | |
| 2083 | __ Bind(&test_tbz); |
| 2084 | __ Tbz(x10, 7, &success_tbz); |
| 2085 | __ Bind(&test_cbz); |
| 2086 | __ Cbz(x10, &success_cbz); |
| 2087 | __ Bind(&test_bcond); |
| 2088 | __ Cmp(x10, 0); |
| 2089 | __ B(eq, &success_bcond); |
| 2090 | |
| 2091 | // For each out-of-range branch instructions, at least two instructions should |
| 2092 | // have been generated. |
| 2093 | CHECK_GE(7 * kInstructionSize, __ SizeOfCodeGeneratedSince(&test_tbz)); |
| 2094 | |
| 2095 | __ Bind(&fail); |
| 2096 | __ Mov(x1, 0); |
| 2097 | __ Bind(&done); |
| 2098 | |
| 2099 | END(); |
| 2100 | |
| 2101 | RUN(); |
| 2102 | |
| 2103 | CHECK_EQUAL_64(0x7, x0); |
| 2104 | CHECK_EQUAL_64(0x1, x1); |
| 2105 | |
| 2106 | TEARDOWN(); |
| 2107 | } |
| 2108 | |
| 2109 | |
| 2110 | TEST(far_branch_simple_veneer) { |
| 2111 | INIT_V8(); |
| 2112 | |
| 2113 | // Test that the MacroAssembler correctly emits veneers for forward branches |
| 2114 | // to labels that are outside the immediate range of branch instructions. |
| 2115 | int max_range = |
| 2116 | std::max(Instruction::ImmBranchRange(TestBranchType), |
| 2117 | std::max(Instruction::ImmBranchRange(CompareBranchType), |
| 2118 | Instruction::ImmBranchRange(CondBranchType))); |
| 2119 | |
| 2120 | SETUP_SIZE(max_range + 1000 * kInstructionSize); |
| 2121 | |
| 2122 | START(); |
| 2123 | |
| 2124 | Label done, fail; |
| 2125 | Label test_tbz, test_cbz, test_bcond; |
| 2126 | Label success_tbz, success_cbz, success_bcond; |
| 2127 | |
| 2128 | __ Mov(x0, 0); |
| 2129 | __ Mov(x1, 1); |
| 2130 | __ Mov(x10, 0); |
| 2131 | |
| 2132 | __ Bind(&test_tbz); |
| 2133 | __ Tbz(x10, 7, &success_tbz); |
| 2134 | __ Bind(&test_cbz); |
| 2135 | __ Cbz(x10, &success_cbz); |
| 2136 | __ Bind(&test_bcond); |
| 2137 | __ Cmp(x10, 0); |
| 2138 | __ B(eq, &success_bcond); |
| 2139 | |
| 2140 | // Generate enough code to overflow the immediate range of the three types of |
| 2141 | // branches below. |
| 2142 | for (unsigned i = 0; i < max_range / kInstructionSize + 1; ++i) { |
| 2143 | if (i % 100 == 0) { |
| 2144 | // If we do land in this code, we do not want to execute so many nops |
| 2145 | // before reaching the end of test (especially if tracing is activated). |
| 2146 | // Also, the branches give the MacroAssembler the opportunity to emit the |
| 2147 | // veneers. |
| 2148 | __ B(&fail); |
| 2149 | } else { |
| 2150 | __ Nop(); |
| 2151 | } |
| 2152 | } |
| 2153 | __ B(&fail); |
| 2154 | |
| 2155 | __ Bind(&success_tbz); |
| 2156 | __ Orr(x0, x0, 1 << 0); |
| 2157 | __ B(&test_cbz); |
| 2158 | __ Bind(&success_cbz); |
| 2159 | __ Orr(x0, x0, 1 << 1); |
| 2160 | __ B(&test_bcond); |
| 2161 | __ Bind(&success_bcond); |
| 2162 | __ Orr(x0, x0, 1 << 2); |
| 2163 | |
| 2164 | __ B(&done); |
| 2165 | __ Bind(&fail); |
| 2166 | __ Mov(x1, 0); |
| 2167 | __ Bind(&done); |
| 2168 | |
| 2169 | END(); |
| 2170 | |
| 2171 | RUN(); |
| 2172 | |
| 2173 | CHECK_EQUAL_64(0x7, x0); |
| 2174 | CHECK_EQUAL_64(0x1, x1); |
| 2175 | |
| 2176 | TEARDOWN(); |
| 2177 | } |
| 2178 | |
| 2179 | |
| 2180 | TEST(far_branch_veneer_link_chain) { |
| 2181 | INIT_V8(); |
| 2182 | |
| 2183 | // Test that the MacroAssembler correctly emits veneers for forward branches |
| 2184 | // that target out-of-range labels and are part of multiple instructions |
| 2185 | // jumping to that label. |
| 2186 | // |
| 2187 | // We test the three situations with the different types of instruction: |
| 2188 | // (1)- When the branch is at the start of the chain with tbz. |
| 2189 | // (2)- When the branch is in the middle of the chain with cbz. |
| 2190 | // (3)- When the branch is at the end of the chain with bcond. |
| 2191 | int max_range = |
| 2192 | std::max(Instruction::ImmBranchRange(TestBranchType), |
| 2193 | std::max(Instruction::ImmBranchRange(CompareBranchType), |
| 2194 | Instruction::ImmBranchRange(CondBranchType))); |
| 2195 | |
| 2196 | SETUP_SIZE(max_range + 1000 * kInstructionSize); |
| 2197 | |
| 2198 | START(); |
| 2199 | |
| 2200 | Label skip, fail, done; |
| 2201 | Label test_tbz, test_cbz, test_bcond; |
| 2202 | Label success_tbz, success_cbz, success_bcond; |
| 2203 | |
| 2204 | __ Mov(x0, 0); |
| 2205 | __ Mov(x1, 1); |
| 2206 | __ Mov(x10, 0); |
| 2207 | |
| 2208 | __ B(&skip); |
| 2209 | // Branches at the start of the chain for situations (2) and (3). |
| 2210 | __ B(&success_cbz); |
| 2211 | __ B(&success_bcond); |
| 2212 | __ Nop(); |
| 2213 | __ B(&success_bcond); |
| 2214 | __ B(&success_cbz); |
| 2215 | __ Bind(&skip); |
| 2216 | |
| 2217 | __ Bind(&test_tbz); |
| 2218 | __ Tbz(x10, 7, &success_tbz); |
| 2219 | __ Bind(&test_cbz); |
| 2220 | __ Cbz(x10, &success_cbz); |
| 2221 | __ Bind(&test_bcond); |
| 2222 | __ Cmp(x10, 0); |
| 2223 | __ B(eq, &success_bcond); |
| 2224 | |
| 2225 | skip.Unuse(); |
| 2226 | __ B(&skip); |
| 2227 | // Branches at the end of the chain for situations (1) and (2). |
| 2228 | __ B(&success_cbz); |
| 2229 | __ B(&success_tbz); |
| 2230 | __ Nop(); |
| 2231 | __ B(&success_tbz); |
| 2232 | __ B(&success_cbz); |
| 2233 | __ Bind(&skip); |
| 2234 | |
| 2235 | // Generate enough code to overflow the immediate range of the three types of |
| 2236 | // branches below. |
| 2237 | for (unsigned i = 0; i < max_range / kInstructionSize + 1; ++i) { |
| 2238 | if (i % 100 == 0) { |
| 2239 | // If we do land in this code, we do not want to execute so many nops |
| 2240 | // before reaching the end of test (especially if tracing is activated). |
| 2241 | // Also, the branches give the MacroAssembler the opportunity to emit the |
| 2242 | // veneers. |
| 2243 | __ B(&fail); |
| 2244 | } else { |
| 2245 | __ Nop(); |
| 2246 | } |
| 2247 | } |
| 2248 | __ B(&fail); |
| 2249 | |
| 2250 | __ Bind(&success_tbz); |
| 2251 | __ Orr(x0, x0, 1 << 0); |
| 2252 | __ B(&test_cbz); |
| 2253 | __ Bind(&success_cbz); |
| 2254 | __ Orr(x0, x0, 1 << 1); |
| 2255 | __ B(&test_bcond); |
| 2256 | __ Bind(&success_bcond); |
| 2257 | __ Orr(x0, x0, 1 << 2); |
| 2258 | |
| 2259 | __ B(&done); |
| 2260 | __ Bind(&fail); |
| 2261 | __ Mov(x1, 0); |
| 2262 | __ Bind(&done); |
| 2263 | |
| 2264 | END(); |
| 2265 | |
| 2266 | RUN(); |
| 2267 | |
| 2268 | CHECK_EQUAL_64(0x7, x0); |
| 2269 | CHECK_EQUAL_64(0x1, x1); |
| 2270 | |
| 2271 | TEARDOWN(); |
| 2272 | } |
| 2273 | |
| 2274 | |
| 2275 | TEST(far_branch_veneer_broken_link_chain) { |
| 2276 | INIT_V8(); |
| 2277 | |
| 2278 | // Check that the MacroAssembler correctly handles the situation when removing |
| 2279 | // a branch from the link chain of a label and the two links on each side of |
| 2280 | // the removed branch cannot be linked together (out of range). |
| 2281 | // |
| 2282 | // We test with tbz because it has a small range. |
| 2283 | int max_range = Instruction::ImmBranchRange(TestBranchType); |
| 2284 | int inter_range = max_range / 2 + max_range / 10; |
| 2285 | |
| 2286 | SETUP_SIZE(3 * inter_range + 1000 * kInstructionSize); |
| 2287 | |
| 2288 | START(); |
| 2289 | |
| 2290 | Label skip, fail, done; |
| 2291 | Label test_1, test_2, test_3; |
| 2292 | Label far_target; |
| 2293 | |
| 2294 | __ Mov(x0, 0); // Indicates the origin of the branch. |
| 2295 | __ Mov(x1, 1); |
| 2296 | __ Mov(x10, 0); |
| 2297 | |
| 2298 | // First instruction in the label chain. |
| 2299 | __ Bind(&test_1); |
| 2300 | __ Mov(x0, 1); |
| 2301 | __ B(&far_target); |
| 2302 | |
| 2303 | for (unsigned i = 0; i < inter_range / kInstructionSize; ++i) { |
| 2304 | if (i % 100 == 0) { |
| 2305 | // Do not allow generating veneers. They should not be needed. |
| 2306 | __ b(&fail); |
| 2307 | } else { |
| 2308 | __ Nop(); |
| 2309 | } |
| 2310 | } |
| 2311 | |
| 2312 | // Will need a veneer to point to reach the target. |
| 2313 | __ Bind(&test_2); |
| 2314 | __ Mov(x0, 2); |
| 2315 | __ Tbz(x10, 7, &far_target); |
| 2316 | |
| 2317 | for (unsigned i = 0; i < inter_range / kInstructionSize; ++i) { |
| 2318 | if (i % 100 == 0) { |
| 2319 | // Do not allow generating veneers. They should not be needed. |
| 2320 | __ b(&fail); |
| 2321 | } else { |
| 2322 | __ Nop(); |
| 2323 | } |
| 2324 | } |
| 2325 | |
| 2326 | // Does not need a veneer to reach the target, but the initial branch |
| 2327 | // instruction is out of range. |
| 2328 | __ Bind(&test_3); |
| 2329 | __ Mov(x0, 3); |
| 2330 | __ Tbz(x10, 7, &far_target); |
| 2331 | |
| 2332 | for (unsigned i = 0; i < inter_range / kInstructionSize; ++i) { |
| 2333 | if (i % 100 == 0) { |
| 2334 | // Allow generating veneers. |
| 2335 | __ B(&fail); |
| 2336 | } else { |
| 2337 | __ Nop(); |
| 2338 | } |
| 2339 | } |
| 2340 | |
| 2341 | __ B(&fail); |
| 2342 | |
| 2343 | __ Bind(&far_target); |
| 2344 | __ Cmp(x0, 1); |
| 2345 | __ B(eq, &test_2); |
| 2346 | __ Cmp(x0, 2); |
| 2347 | __ B(eq, &test_3); |
| 2348 | |
| 2349 | __ B(&done); |
| 2350 | __ Bind(&fail); |
| 2351 | __ Mov(x1, 0); |
| 2352 | __ Bind(&done); |
| 2353 | |
| 2354 | END(); |
| 2355 | |
| 2356 | RUN(); |
| 2357 | |
| 2358 | CHECK_EQUAL_64(0x3, x0); |
| 2359 | CHECK_EQUAL_64(0x1, x1); |
| 2360 | |
| 2361 | TEARDOWN(); |
| 2362 | } |
| 2363 | |
| 2364 | |
| 2365 | TEST(branch_type) { |
| 2366 | INIT_V8(); |
| 2367 | |
| 2368 | SETUP(); |
| 2369 | |
| 2370 | Label fail, done; |
| 2371 | |
| 2372 | START(); |
| 2373 | __ Mov(x0, 0x0); |
| 2374 | __ Mov(x10, 0x7); |
| 2375 | __ Mov(x11, 0x0); |
| 2376 | |
| 2377 | // Test non taken branches. |
| 2378 | __ Cmp(x10, 0x7); |
| 2379 | __ B(&fail, ne); |
| 2380 | __ B(&fail, never); |
| 2381 | __ B(&fail, reg_zero, x10); |
| 2382 | __ B(&fail, reg_not_zero, x11); |
| 2383 | __ B(&fail, reg_bit_clear, x10, 0); |
| 2384 | __ B(&fail, reg_bit_set, x10, 3); |
| 2385 | |
| 2386 | // Test taken branches. |
| 2387 | Label l1, l2, l3, l4, l5; |
| 2388 | __ Cmp(x10, 0x7); |
| 2389 | __ B(&l1, eq); |
| 2390 | __ B(&fail); |
| 2391 | __ Bind(&l1); |
| 2392 | __ B(&l2, always); |
| 2393 | __ B(&fail); |
| 2394 | __ Bind(&l2); |
| 2395 | __ B(&l3, reg_not_zero, x10); |
| 2396 | __ B(&fail); |
| 2397 | __ Bind(&l3); |
| 2398 | __ B(&l4, reg_bit_clear, x10, 15); |
| 2399 | __ B(&fail); |
| 2400 | __ Bind(&l4); |
| 2401 | __ B(&l5, reg_bit_set, x10, 1); |
| 2402 | __ B(&fail); |
| 2403 | __ Bind(&l5); |
| 2404 | |
| 2405 | __ B(&done); |
| 2406 | |
| 2407 | __ Bind(&fail); |
| 2408 | __ Mov(x0, 0x1); |
| 2409 | |
| 2410 | __ Bind(&done); |
| 2411 | |
| 2412 | END(); |
| 2413 | |
| 2414 | RUN(); |
| 2415 | |
| 2416 | CHECK_EQUAL_64(0x0, x0); |
| 2417 | |
| 2418 | TEARDOWN(); |
| 2419 | } |
| 2420 | |
| 2421 | |
| 2422 | TEST(ldr_str_offset) { |
| 2423 | INIT_V8(); |
| 2424 | SETUP(); |
| 2425 | |
| 2426 | uint64_t src[2] = {0xfedcba9876543210UL, 0x0123456789abcdefUL}; |
| 2427 | uint64_t dst[5] = {0, 0, 0, 0, 0}; |
| 2428 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2429 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2430 | |
| 2431 | START(); |
| 2432 | __ Mov(x17, src_base); |
| 2433 | __ Mov(x18, dst_base); |
| 2434 | __ Ldr(w0, MemOperand(x17)); |
| 2435 | __ Str(w0, MemOperand(x18)); |
| 2436 | __ Ldr(w1, MemOperand(x17, 4)); |
| 2437 | __ Str(w1, MemOperand(x18, 12)); |
| 2438 | __ Ldr(x2, MemOperand(x17, 8)); |
| 2439 | __ Str(x2, MemOperand(x18, 16)); |
| 2440 | __ Ldrb(w3, MemOperand(x17, 1)); |
| 2441 | __ Strb(w3, MemOperand(x18, 25)); |
| 2442 | __ Ldrh(w4, MemOperand(x17, 2)); |
| 2443 | __ Strh(w4, MemOperand(x18, 33)); |
| 2444 | END(); |
| 2445 | |
| 2446 | RUN(); |
| 2447 | |
| 2448 | CHECK_EQUAL_64(0x76543210, x0); |
| 2449 | CHECK_EQUAL_64(0x76543210, dst[0]); |
| 2450 | CHECK_EQUAL_64(0xfedcba98, x1); |
| 2451 | CHECK_EQUAL_64(0xfedcba9800000000UL, dst[1]); |
| 2452 | CHECK_EQUAL_64(0x0123456789abcdefUL, x2); |
| 2453 | CHECK_EQUAL_64(0x0123456789abcdefUL, dst[2]); |
| 2454 | CHECK_EQUAL_64(0x32, x3); |
| 2455 | CHECK_EQUAL_64(0x3200, dst[3]); |
| 2456 | CHECK_EQUAL_64(0x7654, x4); |
| 2457 | CHECK_EQUAL_64(0x765400, dst[4]); |
| 2458 | CHECK_EQUAL_64(src_base, x17); |
| 2459 | CHECK_EQUAL_64(dst_base, x18); |
| 2460 | |
| 2461 | TEARDOWN(); |
| 2462 | } |
| 2463 | |
| 2464 | |
| 2465 | TEST(ldr_str_wide) { |
| 2466 | INIT_V8(); |
| 2467 | SETUP(); |
| 2468 | |
| 2469 | uint32_t src[8192]; |
| 2470 | uint32_t dst[8192]; |
| 2471 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2472 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2473 | memset(src, 0xaa, 8192 * sizeof(src[0])); |
| 2474 | memset(dst, 0xaa, 8192 * sizeof(dst[0])); |
| 2475 | src[0] = 0; |
| 2476 | src[6144] = 6144; |
| 2477 | src[8191] = 8191; |
| 2478 | |
| 2479 | START(); |
| 2480 | __ Mov(x22, src_base); |
| 2481 | __ Mov(x23, dst_base); |
| 2482 | __ Mov(x24, src_base); |
| 2483 | __ Mov(x25, dst_base); |
| 2484 | __ Mov(x26, src_base); |
| 2485 | __ Mov(x27, dst_base); |
| 2486 | |
| 2487 | __ Ldr(w0, MemOperand(x22, 8191 * sizeof(src[0]))); |
| 2488 | __ Str(w0, MemOperand(x23, 8191 * sizeof(dst[0]))); |
| 2489 | __ Ldr(w1, MemOperand(x24, 4096 * sizeof(src[0]), PostIndex)); |
| 2490 | __ Str(w1, MemOperand(x25, 4096 * sizeof(dst[0]), PostIndex)); |
| 2491 | __ Ldr(w2, MemOperand(x26, 6144 * sizeof(src[0]), PreIndex)); |
| 2492 | __ Str(w2, MemOperand(x27, 6144 * sizeof(dst[0]), PreIndex)); |
| 2493 | END(); |
| 2494 | |
| 2495 | RUN(); |
| 2496 | |
| 2497 | CHECK_EQUAL_32(8191, w0); |
| 2498 | CHECK_EQUAL_32(8191, dst[8191]); |
| 2499 | CHECK_EQUAL_64(src_base, x22); |
| 2500 | CHECK_EQUAL_64(dst_base, x23); |
| 2501 | CHECK_EQUAL_32(0, w1); |
| 2502 | CHECK_EQUAL_32(0, dst[0]); |
| 2503 | CHECK_EQUAL_64(src_base + 4096 * sizeof(src[0]), x24); |
| 2504 | CHECK_EQUAL_64(dst_base + 4096 * sizeof(dst[0]), x25); |
| 2505 | CHECK_EQUAL_32(6144, w2); |
| 2506 | CHECK_EQUAL_32(6144, dst[6144]); |
| 2507 | CHECK_EQUAL_64(src_base + 6144 * sizeof(src[0]), x26); |
| 2508 | CHECK_EQUAL_64(dst_base + 6144 * sizeof(dst[0]), x27); |
| 2509 | |
| 2510 | TEARDOWN(); |
| 2511 | } |
| 2512 | |
| 2513 | |
| 2514 | TEST(ldr_str_preindex) { |
| 2515 | INIT_V8(); |
| 2516 | SETUP(); |
| 2517 | |
| 2518 | uint64_t src[2] = {0xfedcba9876543210UL, 0x0123456789abcdefUL}; |
| 2519 | uint64_t dst[6] = {0, 0, 0, 0, 0, 0}; |
| 2520 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2521 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2522 | |
| 2523 | START(); |
| 2524 | __ Mov(x17, src_base); |
| 2525 | __ Mov(x18, dst_base); |
| 2526 | __ Mov(x19, src_base); |
| 2527 | __ Mov(x20, dst_base); |
| 2528 | __ Mov(x21, src_base + 16); |
| 2529 | __ Mov(x22, dst_base + 40); |
| 2530 | __ Mov(x23, src_base); |
| 2531 | __ Mov(x24, dst_base); |
| 2532 | __ Mov(x25, src_base); |
| 2533 | __ Mov(x26, dst_base); |
| 2534 | __ Ldr(w0, MemOperand(x17, 4, PreIndex)); |
| 2535 | __ Str(w0, MemOperand(x18, 12, PreIndex)); |
| 2536 | __ Ldr(x1, MemOperand(x19, 8, PreIndex)); |
| 2537 | __ Str(x1, MemOperand(x20, 16, PreIndex)); |
| 2538 | __ Ldr(w2, MemOperand(x21, -4, PreIndex)); |
| 2539 | __ Str(w2, MemOperand(x22, -4, PreIndex)); |
| 2540 | __ Ldrb(w3, MemOperand(x23, 1, PreIndex)); |
| 2541 | __ Strb(w3, MemOperand(x24, 25, PreIndex)); |
| 2542 | __ Ldrh(w4, MemOperand(x25, 3, PreIndex)); |
| 2543 | __ Strh(w4, MemOperand(x26, 41, PreIndex)); |
| 2544 | END(); |
| 2545 | |
| 2546 | RUN(); |
| 2547 | |
| 2548 | CHECK_EQUAL_64(0xfedcba98, x0); |
| 2549 | CHECK_EQUAL_64(0xfedcba9800000000UL, dst[1]); |
| 2550 | CHECK_EQUAL_64(0x0123456789abcdefUL, x1); |
| 2551 | CHECK_EQUAL_64(0x0123456789abcdefUL, dst[2]); |
| 2552 | CHECK_EQUAL_64(0x01234567, x2); |
| 2553 | CHECK_EQUAL_64(0x0123456700000000UL, dst[4]); |
| 2554 | CHECK_EQUAL_64(0x32, x3); |
| 2555 | CHECK_EQUAL_64(0x3200, dst[3]); |
| 2556 | CHECK_EQUAL_64(0x9876, x4); |
| 2557 | CHECK_EQUAL_64(0x987600, dst[5]); |
| 2558 | CHECK_EQUAL_64(src_base + 4, x17); |
| 2559 | CHECK_EQUAL_64(dst_base + 12, x18); |
| 2560 | CHECK_EQUAL_64(src_base + 8, x19); |
| 2561 | CHECK_EQUAL_64(dst_base + 16, x20); |
| 2562 | CHECK_EQUAL_64(src_base + 12, x21); |
| 2563 | CHECK_EQUAL_64(dst_base + 36, x22); |
| 2564 | CHECK_EQUAL_64(src_base + 1, x23); |
| 2565 | CHECK_EQUAL_64(dst_base + 25, x24); |
| 2566 | CHECK_EQUAL_64(src_base + 3, x25); |
| 2567 | CHECK_EQUAL_64(dst_base + 41, x26); |
| 2568 | |
| 2569 | TEARDOWN(); |
| 2570 | } |
| 2571 | |
| 2572 | |
| 2573 | TEST(ldr_str_postindex) { |
| 2574 | INIT_V8(); |
| 2575 | SETUP(); |
| 2576 | |
| 2577 | uint64_t src[2] = {0xfedcba9876543210UL, 0x0123456789abcdefUL}; |
| 2578 | uint64_t dst[6] = {0, 0, 0, 0, 0, 0}; |
| 2579 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2580 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2581 | |
| 2582 | START(); |
| 2583 | __ Mov(x17, src_base + 4); |
| 2584 | __ Mov(x18, dst_base + 12); |
| 2585 | __ Mov(x19, src_base + 8); |
| 2586 | __ Mov(x20, dst_base + 16); |
| 2587 | __ Mov(x21, src_base + 8); |
| 2588 | __ Mov(x22, dst_base + 32); |
| 2589 | __ Mov(x23, src_base + 1); |
| 2590 | __ Mov(x24, dst_base + 25); |
| 2591 | __ Mov(x25, src_base + 3); |
| 2592 | __ Mov(x26, dst_base + 41); |
| 2593 | __ Ldr(w0, MemOperand(x17, 4, PostIndex)); |
| 2594 | __ Str(w0, MemOperand(x18, 12, PostIndex)); |
| 2595 | __ Ldr(x1, MemOperand(x19, 8, PostIndex)); |
| 2596 | __ Str(x1, MemOperand(x20, 16, PostIndex)); |
| 2597 | __ Ldr(x2, MemOperand(x21, -8, PostIndex)); |
| 2598 | __ Str(x2, MemOperand(x22, -32, PostIndex)); |
| 2599 | __ Ldrb(w3, MemOperand(x23, 1, PostIndex)); |
| 2600 | __ Strb(w3, MemOperand(x24, 5, PostIndex)); |
| 2601 | __ Ldrh(w4, MemOperand(x25, -3, PostIndex)); |
| 2602 | __ Strh(w4, MemOperand(x26, -41, PostIndex)); |
| 2603 | END(); |
| 2604 | |
| 2605 | RUN(); |
| 2606 | |
| 2607 | CHECK_EQUAL_64(0xfedcba98, x0); |
| 2608 | CHECK_EQUAL_64(0xfedcba9800000000UL, dst[1]); |
| 2609 | CHECK_EQUAL_64(0x0123456789abcdefUL, x1); |
| 2610 | CHECK_EQUAL_64(0x0123456789abcdefUL, dst[2]); |
| 2611 | CHECK_EQUAL_64(0x0123456789abcdefUL, x2); |
| 2612 | CHECK_EQUAL_64(0x0123456789abcdefUL, dst[4]); |
| 2613 | CHECK_EQUAL_64(0x32, x3); |
| 2614 | CHECK_EQUAL_64(0x3200, dst[3]); |
| 2615 | CHECK_EQUAL_64(0x9876, x4); |
| 2616 | CHECK_EQUAL_64(0x987600, dst[5]); |
| 2617 | CHECK_EQUAL_64(src_base + 8, x17); |
| 2618 | CHECK_EQUAL_64(dst_base + 24, x18); |
| 2619 | CHECK_EQUAL_64(src_base + 16, x19); |
| 2620 | CHECK_EQUAL_64(dst_base + 32, x20); |
| 2621 | CHECK_EQUAL_64(src_base, x21); |
| 2622 | CHECK_EQUAL_64(dst_base, x22); |
| 2623 | CHECK_EQUAL_64(src_base + 2, x23); |
| 2624 | CHECK_EQUAL_64(dst_base + 30, x24); |
| 2625 | CHECK_EQUAL_64(src_base, x25); |
| 2626 | CHECK_EQUAL_64(dst_base, x26); |
| 2627 | |
| 2628 | TEARDOWN(); |
| 2629 | } |
| 2630 | |
| 2631 | |
| 2632 | TEST(load_signed) { |
| 2633 | INIT_V8(); |
| 2634 | SETUP(); |
| 2635 | |
| 2636 | uint32_t src[2] = {0x80008080, 0x7fff7f7f}; |
| 2637 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2638 | |
| 2639 | START(); |
| 2640 | __ Mov(x24, src_base); |
| 2641 | __ Ldrsb(w0, MemOperand(x24)); |
| 2642 | __ Ldrsb(w1, MemOperand(x24, 4)); |
| 2643 | __ Ldrsh(w2, MemOperand(x24)); |
| 2644 | __ Ldrsh(w3, MemOperand(x24, 4)); |
| 2645 | __ Ldrsb(x4, MemOperand(x24)); |
| 2646 | __ Ldrsb(x5, MemOperand(x24, 4)); |
| 2647 | __ Ldrsh(x6, MemOperand(x24)); |
| 2648 | __ Ldrsh(x7, MemOperand(x24, 4)); |
| 2649 | __ Ldrsw(x8, MemOperand(x24)); |
| 2650 | __ Ldrsw(x9, MemOperand(x24, 4)); |
| 2651 | END(); |
| 2652 | |
| 2653 | RUN(); |
| 2654 | |
| 2655 | CHECK_EQUAL_64(0xffffff80, x0); |
| 2656 | CHECK_EQUAL_64(0x0000007f, x1); |
| 2657 | CHECK_EQUAL_64(0xffff8080, x2); |
| 2658 | CHECK_EQUAL_64(0x00007f7f, x3); |
| 2659 | CHECK_EQUAL_64(0xffffffffffffff80UL, x4); |
| 2660 | CHECK_EQUAL_64(0x000000000000007fUL, x5); |
| 2661 | CHECK_EQUAL_64(0xffffffffffff8080UL, x6); |
| 2662 | CHECK_EQUAL_64(0x0000000000007f7fUL, x7); |
| 2663 | CHECK_EQUAL_64(0xffffffff80008080UL, x8); |
| 2664 | CHECK_EQUAL_64(0x000000007fff7f7fUL, x9); |
| 2665 | |
| 2666 | TEARDOWN(); |
| 2667 | } |
| 2668 | |
| 2669 | |
| 2670 | TEST(load_store_regoffset) { |
| 2671 | INIT_V8(); |
| 2672 | SETUP(); |
| 2673 | |
| 2674 | uint32_t src[3] = {1, 2, 3}; |
| 2675 | uint32_t dst[4] = {0, 0, 0, 0}; |
| 2676 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2677 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2678 | |
| 2679 | START(); |
| 2680 | __ Mov(x16, src_base); |
| 2681 | __ Mov(x17, dst_base); |
| 2682 | __ Mov(x18, src_base + 3 * sizeof(src[0])); |
| 2683 | __ Mov(x19, dst_base + 3 * sizeof(dst[0])); |
| 2684 | __ Mov(x20, dst_base + 4 * sizeof(dst[0])); |
| 2685 | __ Mov(x24, 0); |
| 2686 | __ Mov(x25, 4); |
| 2687 | __ Mov(x26, -4); |
| 2688 | __ Mov(x27, 0xfffffffc); // 32-bit -4. |
| 2689 | __ Mov(x28, 0xfffffffe); // 32-bit -2. |
| 2690 | __ Mov(x29, 0xffffffff); // 32-bit -1. |
| 2691 | |
| 2692 | __ Ldr(w0, MemOperand(x16, x24)); |
| 2693 | __ Ldr(x1, MemOperand(x16, x25)); |
| 2694 | __ Ldr(w2, MemOperand(x18, x26)); |
| 2695 | __ Ldr(w3, MemOperand(x18, x27, SXTW)); |
| 2696 | __ Ldr(w4, MemOperand(x18, x28, SXTW, 2)); |
| 2697 | __ Str(w0, MemOperand(x17, x24)); |
| 2698 | __ Str(x1, MemOperand(x17, x25)); |
| 2699 | __ Str(w2, MemOperand(x20, x29, SXTW, 2)); |
| 2700 | END(); |
| 2701 | |
| 2702 | RUN(); |
| 2703 | |
| 2704 | CHECK_EQUAL_64(1, x0); |
| 2705 | CHECK_EQUAL_64(0x0000000300000002UL, x1); |
| 2706 | CHECK_EQUAL_64(3, x2); |
| 2707 | CHECK_EQUAL_64(3, x3); |
| 2708 | CHECK_EQUAL_64(2, x4); |
| 2709 | CHECK_EQUAL_32(1, dst[0]); |
| 2710 | CHECK_EQUAL_32(2, dst[1]); |
| 2711 | CHECK_EQUAL_32(3, dst[2]); |
| 2712 | CHECK_EQUAL_32(3, dst[3]); |
| 2713 | |
| 2714 | TEARDOWN(); |
| 2715 | } |
| 2716 | |
| 2717 | |
| 2718 | TEST(load_store_float) { |
| 2719 | INIT_V8(); |
| 2720 | SETUP(); |
| 2721 | |
| 2722 | float src[3] = {1.0, 2.0, 3.0}; |
| 2723 | float dst[3] = {0.0, 0.0, 0.0}; |
| 2724 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2725 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2726 | |
| 2727 | START(); |
| 2728 | __ Mov(x17, src_base); |
| 2729 | __ Mov(x18, dst_base); |
| 2730 | __ Mov(x19, src_base); |
| 2731 | __ Mov(x20, dst_base); |
| 2732 | __ Mov(x21, src_base); |
| 2733 | __ Mov(x22, dst_base); |
| 2734 | __ Ldr(s0, MemOperand(x17, sizeof(src[0]))); |
| 2735 | __ Str(s0, MemOperand(x18, sizeof(dst[0]), PostIndex)); |
| 2736 | __ Ldr(s1, MemOperand(x19, sizeof(src[0]), PostIndex)); |
| 2737 | __ Str(s1, MemOperand(x20, 2 * sizeof(dst[0]), PreIndex)); |
| 2738 | __ Ldr(s2, MemOperand(x21, 2 * sizeof(src[0]), PreIndex)); |
| 2739 | __ Str(s2, MemOperand(x22, sizeof(dst[0]))); |
| 2740 | END(); |
| 2741 | |
| 2742 | RUN(); |
| 2743 | |
| 2744 | CHECK_EQUAL_FP32(2.0, s0); |
| 2745 | CHECK_EQUAL_FP32(2.0, dst[0]); |
| 2746 | CHECK_EQUAL_FP32(1.0, s1); |
| 2747 | CHECK_EQUAL_FP32(1.0, dst[2]); |
| 2748 | CHECK_EQUAL_FP32(3.0, s2); |
| 2749 | CHECK_EQUAL_FP32(3.0, dst[1]); |
| 2750 | CHECK_EQUAL_64(src_base, x17); |
| 2751 | CHECK_EQUAL_64(dst_base + sizeof(dst[0]), x18); |
| 2752 | CHECK_EQUAL_64(src_base + sizeof(src[0]), x19); |
| 2753 | CHECK_EQUAL_64(dst_base + 2 * sizeof(dst[0]), x20); |
| 2754 | CHECK_EQUAL_64(src_base + 2 * sizeof(src[0]), x21); |
| 2755 | CHECK_EQUAL_64(dst_base, x22); |
| 2756 | |
| 2757 | TEARDOWN(); |
| 2758 | } |
| 2759 | |
| 2760 | |
| 2761 | TEST(load_store_double) { |
| 2762 | INIT_V8(); |
| 2763 | SETUP(); |
| 2764 | |
| 2765 | double src[3] = {1.0, 2.0, 3.0}; |
| 2766 | double dst[3] = {0.0, 0.0, 0.0}; |
| 2767 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2768 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2769 | |
| 2770 | START(); |
| 2771 | __ Mov(x17, src_base); |
| 2772 | __ Mov(x18, dst_base); |
| 2773 | __ Mov(x19, src_base); |
| 2774 | __ Mov(x20, dst_base); |
| 2775 | __ Mov(x21, src_base); |
| 2776 | __ Mov(x22, dst_base); |
| 2777 | __ Ldr(d0, MemOperand(x17, sizeof(src[0]))); |
| 2778 | __ Str(d0, MemOperand(x18, sizeof(dst[0]), PostIndex)); |
| 2779 | __ Ldr(d1, MemOperand(x19, sizeof(src[0]), PostIndex)); |
| 2780 | __ Str(d1, MemOperand(x20, 2 * sizeof(dst[0]), PreIndex)); |
| 2781 | __ Ldr(d2, MemOperand(x21, 2 * sizeof(src[0]), PreIndex)); |
| 2782 | __ Str(d2, MemOperand(x22, sizeof(dst[0]))); |
| 2783 | END(); |
| 2784 | |
| 2785 | RUN(); |
| 2786 | |
| 2787 | CHECK_EQUAL_FP64(2.0, d0); |
| 2788 | CHECK_EQUAL_FP64(2.0, dst[0]); |
| 2789 | CHECK_EQUAL_FP64(1.0, d1); |
| 2790 | CHECK_EQUAL_FP64(1.0, dst[2]); |
| 2791 | CHECK_EQUAL_FP64(3.0, d2); |
| 2792 | CHECK_EQUAL_FP64(3.0, dst[1]); |
| 2793 | CHECK_EQUAL_64(src_base, x17); |
| 2794 | CHECK_EQUAL_64(dst_base + sizeof(dst[0]), x18); |
| 2795 | CHECK_EQUAL_64(src_base + sizeof(src[0]), x19); |
| 2796 | CHECK_EQUAL_64(dst_base + 2 * sizeof(dst[0]), x20); |
| 2797 | CHECK_EQUAL_64(src_base + 2 * sizeof(src[0]), x21); |
| 2798 | CHECK_EQUAL_64(dst_base, x22); |
| 2799 | |
| 2800 | TEARDOWN(); |
| 2801 | } |
| 2802 | |
| 2803 | |
| 2804 | TEST(ldp_stp_float) { |
| 2805 | INIT_V8(); |
| 2806 | SETUP(); |
| 2807 | |
| 2808 | float src[2] = {1.0, 2.0}; |
| 2809 | float dst[3] = {0.0, 0.0, 0.0}; |
| 2810 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2811 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2812 | |
| 2813 | START(); |
| 2814 | __ Mov(x16, src_base); |
| 2815 | __ Mov(x17, dst_base); |
| 2816 | __ Ldp(s31, s0, MemOperand(x16, 2 * sizeof(src[0]), PostIndex)); |
| 2817 | __ Stp(s0, s31, MemOperand(x17, sizeof(dst[1]), PreIndex)); |
| 2818 | END(); |
| 2819 | |
| 2820 | RUN(); |
| 2821 | |
| 2822 | CHECK_EQUAL_FP32(1.0, s31); |
| 2823 | CHECK_EQUAL_FP32(2.0, s0); |
| 2824 | CHECK_EQUAL_FP32(0.0, dst[0]); |
| 2825 | CHECK_EQUAL_FP32(2.0, dst[1]); |
| 2826 | CHECK_EQUAL_FP32(1.0, dst[2]); |
| 2827 | CHECK_EQUAL_64(src_base + 2 * sizeof(src[0]), x16); |
| 2828 | CHECK_EQUAL_64(dst_base + sizeof(dst[1]), x17); |
| 2829 | |
| 2830 | TEARDOWN(); |
| 2831 | } |
| 2832 | |
| 2833 | |
| 2834 | TEST(ldp_stp_double) { |
| 2835 | INIT_V8(); |
| 2836 | SETUP(); |
| 2837 | |
| 2838 | double src[2] = {1.0, 2.0}; |
| 2839 | double dst[3] = {0.0, 0.0, 0.0}; |
| 2840 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2841 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2842 | |
| 2843 | START(); |
| 2844 | __ Mov(x16, src_base); |
| 2845 | __ Mov(x17, dst_base); |
| 2846 | __ Ldp(d31, d0, MemOperand(x16, 2 * sizeof(src[0]), PostIndex)); |
| 2847 | __ Stp(d0, d31, MemOperand(x17, sizeof(dst[1]), PreIndex)); |
| 2848 | END(); |
| 2849 | |
| 2850 | RUN(); |
| 2851 | |
| 2852 | CHECK_EQUAL_FP64(1.0, d31); |
| 2853 | CHECK_EQUAL_FP64(2.0, d0); |
| 2854 | CHECK_EQUAL_FP64(0.0, dst[0]); |
| 2855 | CHECK_EQUAL_FP64(2.0, dst[1]); |
| 2856 | CHECK_EQUAL_FP64(1.0, dst[2]); |
| 2857 | CHECK_EQUAL_64(src_base + 2 * sizeof(src[0]), x16); |
| 2858 | CHECK_EQUAL_64(dst_base + sizeof(dst[1]), x17); |
| 2859 | |
| 2860 | TEARDOWN(); |
| 2861 | } |
| 2862 | |
| 2863 | |
| 2864 | TEST(ldp_stp_offset) { |
| 2865 | INIT_V8(); |
| 2866 | SETUP(); |
| 2867 | |
| 2868 | uint64_t src[3] = {0x0011223344556677UL, 0x8899aabbccddeeffUL, |
| 2869 | 0xffeeddccbbaa9988UL}; |
| 2870 | uint64_t dst[7] = {0, 0, 0, 0, 0, 0, 0}; |
| 2871 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2872 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2873 | |
| 2874 | START(); |
| 2875 | __ Mov(x16, src_base); |
| 2876 | __ Mov(x17, dst_base); |
| 2877 | __ Mov(x18, src_base + 24); |
| 2878 | __ Mov(x19, dst_base + 56); |
| 2879 | __ Ldp(w0, w1, MemOperand(x16)); |
| 2880 | __ Ldp(w2, w3, MemOperand(x16, 4)); |
| 2881 | __ Ldp(x4, x5, MemOperand(x16, 8)); |
| 2882 | __ Ldp(w6, w7, MemOperand(x18, -12)); |
| 2883 | __ Ldp(x8, x9, MemOperand(x18, -16)); |
| 2884 | __ Stp(w0, w1, MemOperand(x17)); |
| 2885 | __ Stp(w2, w3, MemOperand(x17, 8)); |
| 2886 | __ Stp(x4, x5, MemOperand(x17, 16)); |
| 2887 | __ Stp(w6, w7, MemOperand(x19, -24)); |
| 2888 | __ Stp(x8, x9, MemOperand(x19, -16)); |
| 2889 | END(); |
| 2890 | |
| 2891 | RUN(); |
| 2892 | |
| 2893 | CHECK_EQUAL_64(0x44556677, x0); |
| 2894 | CHECK_EQUAL_64(0x00112233, x1); |
| 2895 | CHECK_EQUAL_64(0x0011223344556677UL, dst[0]); |
| 2896 | CHECK_EQUAL_64(0x00112233, x2); |
| 2897 | CHECK_EQUAL_64(0xccddeeff, x3); |
| 2898 | CHECK_EQUAL_64(0xccddeeff00112233UL, dst[1]); |
| 2899 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x4); |
| 2900 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[2]); |
| 2901 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x5); |
| 2902 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[3]); |
| 2903 | CHECK_EQUAL_64(0x8899aabb, x6); |
| 2904 | CHECK_EQUAL_64(0xbbaa9988, x7); |
| 2905 | CHECK_EQUAL_64(0xbbaa99888899aabbUL, dst[4]); |
| 2906 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x8); |
| 2907 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[5]); |
| 2908 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x9); |
| 2909 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[6]); |
| 2910 | CHECK_EQUAL_64(src_base, x16); |
| 2911 | CHECK_EQUAL_64(dst_base, x17); |
| 2912 | CHECK_EQUAL_64(src_base + 24, x18); |
| 2913 | CHECK_EQUAL_64(dst_base + 56, x19); |
| 2914 | |
| 2915 | TEARDOWN(); |
| 2916 | } |
| 2917 | |
| 2918 | |
| 2919 | TEST(ldp_stp_offset_wide) { |
| 2920 | INIT_V8(); |
| 2921 | SETUP(); |
| 2922 | |
| 2923 | uint64_t src[3] = {0x0011223344556677, 0x8899aabbccddeeff, |
| 2924 | 0xffeeddccbbaa9988}; |
| 2925 | uint64_t dst[7] = {0, 0, 0, 0, 0, 0, 0}; |
| 2926 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2927 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2928 | // Move base too far from the array to force multiple instructions |
| 2929 | // to be emitted. |
| 2930 | const int64_t base_offset = 1024; |
| 2931 | |
| 2932 | START(); |
| 2933 | __ Mov(x20, src_base - base_offset); |
| 2934 | __ Mov(x21, dst_base - base_offset); |
| 2935 | __ Mov(x18, src_base + base_offset + 24); |
| 2936 | __ Mov(x19, dst_base + base_offset + 56); |
| 2937 | __ Ldp(w0, w1, MemOperand(x20, base_offset)); |
| 2938 | __ Ldp(w2, w3, MemOperand(x20, base_offset + 4)); |
| 2939 | __ Ldp(x4, x5, MemOperand(x20, base_offset + 8)); |
| 2940 | __ Ldp(w6, w7, MemOperand(x18, -12 - base_offset)); |
| 2941 | __ Ldp(x8, x9, MemOperand(x18, -16 - base_offset)); |
| 2942 | __ Stp(w0, w1, MemOperand(x21, base_offset)); |
| 2943 | __ Stp(w2, w3, MemOperand(x21, base_offset + 8)); |
| 2944 | __ Stp(x4, x5, MemOperand(x21, base_offset + 16)); |
| 2945 | __ Stp(w6, w7, MemOperand(x19, -24 - base_offset)); |
| 2946 | __ Stp(x8, x9, MemOperand(x19, -16 - base_offset)); |
| 2947 | END(); |
| 2948 | |
| 2949 | RUN(); |
| 2950 | |
| 2951 | CHECK_EQUAL_64(0x44556677, x0); |
| 2952 | CHECK_EQUAL_64(0x00112233, x1); |
| 2953 | CHECK_EQUAL_64(0x0011223344556677UL, dst[0]); |
| 2954 | CHECK_EQUAL_64(0x00112233, x2); |
| 2955 | CHECK_EQUAL_64(0xccddeeff, x3); |
| 2956 | CHECK_EQUAL_64(0xccddeeff00112233UL, dst[1]); |
| 2957 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x4); |
| 2958 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[2]); |
| 2959 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x5); |
| 2960 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[3]); |
| 2961 | CHECK_EQUAL_64(0x8899aabb, x6); |
| 2962 | CHECK_EQUAL_64(0xbbaa9988, x7); |
| 2963 | CHECK_EQUAL_64(0xbbaa99888899aabbUL, dst[4]); |
| 2964 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x8); |
| 2965 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[5]); |
| 2966 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x9); |
| 2967 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[6]); |
| 2968 | CHECK_EQUAL_64(src_base - base_offset, x20); |
| 2969 | CHECK_EQUAL_64(dst_base - base_offset, x21); |
| 2970 | CHECK_EQUAL_64(src_base + base_offset + 24, x18); |
| 2971 | CHECK_EQUAL_64(dst_base + base_offset + 56, x19); |
| 2972 | |
| 2973 | TEARDOWN(); |
| 2974 | } |
| 2975 | |
| 2976 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 2977 | TEST(ldp_stp_preindex) { |
| 2978 | INIT_V8(); |
| 2979 | SETUP(); |
| 2980 | |
| 2981 | uint64_t src[3] = {0x0011223344556677UL, 0x8899aabbccddeeffUL, |
| 2982 | 0xffeeddccbbaa9988UL}; |
| 2983 | uint64_t dst[5] = {0, 0, 0, 0, 0}; |
| 2984 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 2985 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 2986 | |
| 2987 | START(); |
| 2988 | __ Mov(x16, src_base); |
| 2989 | __ Mov(x17, dst_base); |
| 2990 | __ Mov(x18, dst_base + 16); |
| 2991 | __ Ldp(w0, w1, MemOperand(x16, 4, PreIndex)); |
| 2992 | __ Mov(x19, x16); |
| 2993 | __ Ldp(w2, w3, MemOperand(x16, -4, PreIndex)); |
| 2994 | __ Stp(w2, w3, MemOperand(x17, 4, PreIndex)); |
| 2995 | __ Mov(x20, x17); |
| 2996 | __ Stp(w0, w1, MemOperand(x17, -4, PreIndex)); |
| 2997 | __ Ldp(x4, x5, MemOperand(x16, 8, PreIndex)); |
| 2998 | __ Mov(x21, x16); |
| 2999 | __ Ldp(x6, x7, MemOperand(x16, -8, PreIndex)); |
| 3000 | __ Stp(x7, x6, MemOperand(x18, 8, PreIndex)); |
| 3001 | __ Mov(x22, x18); |
| 3002 | __ Stp(x5, x4, MemOperand(x18, -8, PreIndex)); |
| 3003 | END(); |
| 3004 | |
| 3005 | RUN(); |
| 3006 | |
| 3007 | CHECK_EQUAL_64(0x00112233, x0); |
| 3008 | CHECK_EQUAL_64(0xccddeeff, x1); |
| 3009 | CHECK_EQUAL_64(0x44556677, x2); |
| 3010 | CHECK_EQUAL_64(0x00112233, x3); |
| 3011 | CHECK_EQUAL_64(0xccddeeff00112233UL, dst[0]); |
| 3012 | CHECK_EQUAL_64(0x0000000000112233UL, dst[1]); |
| 3013 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x4); |
| 3014 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x5); |
| 3015 | CHECK_EQUAL_64(0x0011223344556677UL, x6); |
| 3016 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x7); |
| 3017 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[2]); |
| 3018 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[3]); |
| 3019 | CHECK_EQUAL_64(0x0011223344556677UL, dst[4]); |
| 3020 | CHECK_EQUAL_64(src_base, x16); |
| 3021 | CHECK_EQUAL_64(dst_base, x17); |
| 3022 | CHECK_EQUAL_64(dst_base + 16, x18); |
| 3023 | CHECK_EQUAL_64(src_base + 4, x19); |
| 3024 | CHECK_EQUAL_64(dst_base + 4, x20); |
| 3025 | CHECK_EQUAL_64(src_base + 8, x21); |
| 3026 | CHECK_EQUAL_64(dst_base + 24, x22); |
| 3027 | |
| 3028 | TEARDOWN(); |
| 3029 | } |
| 3030 | |
| 3031 | |
| 3032 | TEST(ldp_stp_preindex_wide) { |
| 3033 | INIT_V8(); |
| 3034 | SETUP(); |
| 3035 | |
| 3036 | uint64_t src[3] = {0x0011223344556677, 0x8899aabbccddeeff, |
| 3037 | 0xffeeddccbbaa9988}; |
| 3038 | uint64_t dst[5] = {0, 0, 0, 0, 0}; |
| 3039 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 3040 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 3041 | // Move base too far from the array to force multiple instructions |
| 3042 | // to be emitted. |
| 3043 | const int64_t base_offset = 1024; |
| 3044 | |
| 3045 | START(); |
| 3046 | __ Mov(x24, src_base - base_offset); |
| 3047 | __ Mov(x25, dst_base + base_offset); |
| 3048 | __ Mov(x18, dst_base + base_offset + 16); |
| 3049 | __ Ldp(w0, w1, MemOperand(x24, base_offset + 4, PreIndex)); |
| 3050 | __ Mov(x19, x24); |
| 3051 | __ Mov(x24, src_base - base_offset + 4); |
| 3052 | __ Ldp(w2, w3, MemOperand(x24, base_offset - 4, PreIndex)); |
| 3053 | __ Stp(w2, w3, MemOperand(x25, 4 - base_offset, PreIndex)); |
| 3054 | __ Mov(x20, x25); |
| 3055 | __ Mov(x25, dst_base + base_offset + 4); |
| 3056 | __ Mov(x24, src_base - base_offset); |
| 3057 | __ Stp(w0, w1, MemOperand(x25, -4 - base_offset, PreIndex)); |
| 3058 | __ Ldp(x4, x5, MemOperand(x24, base_offset + 8, PreIndex)); |
| 3059 | __ Mov(x21, x24); |
| 3060 | __ Mov(x24, src_base - base_offset + 8); |
| 3061 | __ Ldp(x6, x7, MemOperand(x24, base_offset - 8, PreIndex)); |
| 3062 | __ Stp(x7, x6, MemOperand(x18, 8 - base_offset, PreIndex)); |
| 3063 | __ Mov(x22, x18); |
| 3064 | __ Mov(x18, dst_base + base_offset + 16 + 8); |
| 3065 | __ Stp(x5, x4, MemOperand(x18, -8 - base_offset, PreIndex)); |
| 3066 | END(); |
| 3067 | |
| 3068 | RUN(); |
| 3069 | |
| 3070 | CHECK_EQUAL_64(0x00112233, x0); |
| 3071 | CHECK_EQUAL_64(0xccddeeff, x1); |
| 3072 | CHECK_EQUAL_64(0x44556677, x2); |
| 3073 | CHECK_EQUAL_64(0x00112233, x3); |
| 3074 | CHECK_EQUAL_64(0xccddeeff00112233UL, dst[0]); |
| 3075 | CHECK_EQUAL_64(0x0000000000112233UL, dst[1]); |
| 3076 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x4); |
| 3077 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x5); |
| 3078 | CHECK_EQUAL_64(0x0011223344556677UL, x6); |
| 3079 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x7); |
| 3080 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[2]); |
| 3081 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[3]); |
| 3082 | CHECK_EQUAL_64(0x0011223344556677UL, dst[4]); |
| 3083 | CHECK_EQUAL_64(src_base, x24); |
| 3084 | CHECK_EQUAL_64(dst_base, x25); |
| 3085 | CHECK_EQUAL_64(dst_base + 16, x18); |
| 3086 | CHECK_EQUAL_64(src_base + 4, x19); |
| 3087 | CHECK_EQUAL_64(dst_base + 4, x20); |
| 3088 | CHECK_EQUAL_64(src_base + 8, x21); |
| 3089 | CHECK_EQUAL_64(dst_base + 24, x22); |
| 3090 | |
| 3091 | TEARDOWN(); |
| 3092 | } |
| 3093 | |
| 3094 | |
| 3095 | TEST(ldp_stp_postindex) { |
| 3096 | INIT_V8(); |
| 3097 | SETUP(); |
| 3098 | |
| 3099 | uint64_t src[4] = {0x0011223344556677UL, 0x8899aabbccddeeffUL, |
| 3100 | 0xffeeddccbbaa9988UL, 0x7766554433221100UL}; |
| 3101 | uint64_t dst[5] = {0, 0, 0, 0, 0}; |
| 3102 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 3103 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 3104 | |
| 3105 | START(); |
| 3106 | __ Mov(x16, src_base); |
| 3107 | __ Mov(x17, dst_base); |
| 3108 | __ Mov(x18, dst_base + 16); |
| 3109 | __ Ldp(w0, w1, MemOperand(x16, 4, PostIndex)); |
| 3110 | __ Mov(x19, x16); |
| 3111 | __ Ldp(w2, w3, MemOperand(x16, -4, PostIndex)); |
| 3112 | __ Stp(w2, w3, MemOperand(x17, 4, PostIndex)); |
| 3113 | __ Mov(x20, x17); |
| 3114 | __ Stp(w0, w1, MemOperand(x17, -4, PostIndex)); |
| 3115 | __ Ldp(x4, x5, MemOperand(x16, 8, PostIndex)); |
| 3116 | __ Mov(x21, x16); |
| 3117 | __ Ldp(x6, x7, MemOperand(x16, -8, PostIndex)); |
| 3118 | __ Stp(x7, x6, MemOperand(x18, 8, PostIndex)); |
| 3119 | __ Mov(x22, x18); |
| 3120 | __ Stp(x5, x4, MemOperand(x18, -8, PostIndex)); |
| 3121 | END(); |
| 3122 | |
| 3123 | RUN(); |
| 3124 | |
| 3125 | CHECK_EQUAL_64(0x44556677, x0); |
| 3126 | CHECK_EQUAL_64(0x00112233, x1); |
| 3127 | CHECK_EQUAL_64(0x00112233, x2); |
| 3128 | CHECK_EQUAL_64(0xccddeeff, x3); |
| 3129 | CHECK_EQUAL_64(0x4455667700112233UL, dst[0]); |
| 3130 | CHECK_EQUAL_64(0x0000000000112233UL, dst[1]); |
| 3131 | CHECK_EQUAL_64(0x0011223344556677UL, x4); |
| 3132 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x5); |
| 3133 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x6); |
| 3134 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x7); |
| 3135 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[2]); |
| 3136 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[3]); |
| 3137 | CHECK_EQUAL_64(0x0011223344556677UL, dst[4]); |
| 3138 | CHECK_EQUAL_64(src_base, x16); |
| 3139 | CHECK_EQUAL_64(dst_base, x17); |
| 3140 | CHECK_EQUAL_64(dst_base + 16, x18); |
| 3141 | CHECK_EQUAL_64(src_base + 4, x19); |
| 3142 | CHECK_EQUAL_64(dst_base + 4, x20); |
| 3143 | CHECK_EQUAL_64(src_base + 8, x21); |
| 3144 | CHECK_EQUAL_64(dst_base + 24, x22); |
| 3145 | |
| 3146 | TEARDOWN(); |
| 3147 | } |
| 3148 | |
| 3149 | |
| 3150 | TEST(ldp_stp_postindex_wide) { |
| 3151 | INIT_V8(); |
| 3152 | SETUP(); |
| 3153 | |
| 3154 | uint64_t src[4] = {0x0011223344556677, 0x8899aabbccddeeff, 0xffeeddccbbaa9988, |
| 3155 | 0x7766554433221100}; |
| 3156 | uint64_t dst[5] = {0, 0, 0, 0, 0}; |
| 3157 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 3158 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 3159 | // Move base too far from the array to force multiple instructions |
| 3160 | // to be emitted. |
| 3161 | const int64_t base_offset = 1024; |
| 3162 | |
| 3163 | START(); |
| 3164 | __ Mov(x24, src_base); |
| 3165 | __ Mov(x25, dst_base); |
| 3166 | __ Mov(x18, dst_base + 16); |
| 3167 | __ Ldp(w0, w1, MemOperand(x24, base_offset + 4, PostIndex)); |
| 3168 | __ Mov(x19, x24); |
| 3169 | __ Sub(x24, x24, base_offset); |
| 3170 | __ Ldp(w2, w3, MemOperand(x24, base_offset - 4, PostIndex)); |
| 3171 | __ Stp(w2, w3, MemOperand(x25, 4 - base_offset, PostIndex)); |
| 3172 | __ Mov(x20, x25); |
| 3173 | __ Sub(x24, x24, base_offset); |
| 3174 | __ Add(x25, x25, base_offset); |
| 3175 | __ Stp(w0, w1, MemOperand(x25, -4 - base_offset, PostIndex)); |
| 3176 | __ Ldp(x4, x5, MemOperand(x24, base_offset + 8, PostIndex)); |
| 3177 | __ Mov(x21, x24); |
| 3178 | __ Sub(x24, x24, base_offset); |
| 3179 | __ Ldp(x6, x7, MemOperand(x24, base_offset - 8, PostIndex)); |
| 3180 | __ Stp(x7, x6, MemOperand(x18, 8 - base_offset, PostIndex)); |
| 3181 | __ Mov(x22, x18); |
| 3182 | __ Add(x18, x18, base_offset); |
| 3183 | __ Stp(x5, x4, MemOperand(x18, -8 - base_offset, PostIndex)); |
| 3184 | END(); |
| 3185 | |
| 3186 | RUN(); |
| 3187 | |
| 3188 | CHECK_EQUAL_64(0x44556677, x0); |
| 3189 | CHECK_EQUAL_64(0x00112233, x1); |
| 3190 | CHECK_EQUAL_64(0x00112233, x2); |
| 3191 | CHECK_EQUAL_64(0xccddeeff, x3); |
| 3192 | CHECK_EQUAL_64(0x4455667700112233UL, dst[0]); |
| 3193 | CHECK_EQUAL_64(0x0000000000112233UL, dst[1]); |
| 3194 | CHECK_EQUAL_64(0x0011223344556677UL, x4); |
| 3195 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x5); |
| 3196 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, x6); |
| 3197 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, x7); |
| 3198 | CHECK_EQUAL_64(0xffeeddccbbaa9988UL, dst[2]); |
| 3199 | CHECK_EQUAL_64(0x8899aabbccddeeffUL, dst[3]); |
| 3200 | CHECK_EQUAL_64(0x0011223344556677UL, dst[4]); |
| 3201 | CHECK_EQUAL_64(src_base + base_offset, x24); |
| 3202 | CHECK_EQUAL_64(dst_base - base_offset, x25); |
| 3203 | CHECK_EQUAL_64(dst_base - base_offset + 16, x18); |
| 3204 | CHECK_EQUAL_64(src_base + base_offset + 4, x19); |
| 3205 | CHECK_EQUAL_64(dst_base - base_offset + 4, x20); |
| 3206 | CHECK_EQUAL_64(src_base + base_offset + 8, x21); |
| 3207 | CHECK_EQUAL_64(dst_base - base_offset + 24, x22); |
| 3208 | |
| 3209 | TEARDOWN(); |
| 3210 | } |
| 3211 | |
| 3212 | |
| 3213 | TEST(ldp_sign_extend) { |
| 3214 | INIT_V8(); |
| 3215 | SETUP(); |
| 3216 | |
| 3217 | uint32_t src[2] = {0x80000000, 0x7fffffff}; |
| 3218 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 3219 | |
| 3220 | START(); |
| 3221 | __ Mov(x24, src_base); |
| 3222 | __ Ldpsw(x0, x1, MemOperand(x24)); |
| 3223 | END(); |
| 3224 | |
| 3225 | RUN(); |
| 3226 | |
| 3227 | CHECK_EQUAL_64(0xffffffff80000000UL, x0); |
| 3228 | CHECK_EQUAL_64(0x000000007fffffffUL, x1); |
| 3229 | |
| 3230 | TEARDOWN(); |
| 3231 | } |
| 3232 | |
| 3233 | |
| 3234 | TEST(ldur_stur) { |
| 3235 | INIT_V8(); |
| 3236 | SETUP(); |
| 3237 | |
| 3238 | int64_t src[2] = {0x0123456789abcdefUL, 0x0123456789abcdefUL}; |
| 3239 | int64_t dst[5] = {0, 0, 0, 0, 0}; |
| 3240 | uintptr_t src_base = reinterpret_cast<uintptr_t>(src); |
| 3241 | uintptr_t dst_base = reinterpret_cast<uintptr_t>(dst); |
| 3242 | |
| 3243 | START(); |
| 3244 | __ Mov(x17, src_base); |
| 3245 | __ Mov(x18, dst_base); |
| 3246 | __ Mov(x19, src_base + 16); |
| 3247 | __ Mov(x20, dst_base + 32); |
| 3248 | __ Mov(x21, dst_base + 40); |
| 3249 | __ Ldr(w0, MemOperand(x17, 1)); |
| 3250 | __ Str(w0, MemOperand(x18, 2)); |
| 3251 | __ Ldr(x1, MemOperand(x17, 3)); |
| 3252 | __ Str(x1, MemOperand(x18, 9)); |
| 3253 | __ Ldr(w2, MemOperand(x19, -9)); |
| 3254 | __ Str(w2, MemOperand(x20, -5)); |
| 3255 | __ Ldrb(w3, MemOperand(x19, -1)); |
| 3256 | __ Strb(w3, MemOperand(x21, -1)); |
| 3257 | END(); |
| 3258 | |
| 3259 | RUN(); |
| 3260 | |
| 3261 | CHECK_EQUAL_64(0x6789abcd, x0); |
| 3262 | CHECK_EQUAL_64(0x6789abcd0000L, dst[0]); |
| 3263 | CHECK_EQUAL_64(0xabcdef0123456789L, x1); |
| 3264 | CHECK_EQUAL_64(0xcdef012345678900L, dst[1]); |
| 3265 | CHECK_EQUAL_64(0x000000ab, dst[2]); |
| 3266 | CHECK_EQUAL_64(0xabcdef01, x2); |
| 3267 | CHECK_EQUAL_64(0x00abcdef01000000L, dst[3]); |
| 3268 | CHECK_EQUAL_64(0x00000001, x3); |
| 3269 | CHECK_EQUAL_64(0x0100000000000000L, dst[4]); |
| 3270 | CHECK_EQUAL_64(src_base, x17); |
| 3271 | CHECK_EQUAL_64(dst_base, x18); |
| 3272 | CHECK_EQUAL_64(src_base + 16, x19); |
| 3273 | CHECK_EQUAL_64(dst_base + 32, x20); |
| 3274 | |
| 3275 | TEARDOWN(); |
| 3276 | } |
| 3277 | |
| 3278 | |
| 3279 | #if 0 // TODO(all) enable. |
| 3280 | // TODO(rodolph): Adapt w16 Literal tests for RelocInfo. |
| 3281 | TEST(ldr_literal) { |
| 3282 | INIT_V8(); |
| 3283 | SETUP(); |
| 3284 | |
| 3285 | START(); |
| 3286 | __ Ldr(x2, 0x1234567890abcdefUL); |
| 3287 | __ Ldr(w3, 0xfedcba09); |
| 3288 | __ Ldr(d13, 1.234); |
| 3289 | __ Ldr(s25, 2.5); |
| 3290 | END(); |
| 3291 | |
| 3292 | RUN(); |
| 3293 | |
| 3294 | CHECK_EQUAL_64(0x1234567890abcdefUL, x2); |
| 3295 | CHECK_EQUAL_64(0xfedcba09, x3); |
| 3296 | CHECK_EQUAL_FP64(1.234, d13); |
| 3297 | CHECK_EQUAL_FP32(2.5, s25); |
| 3298 | |
| 3299 | TEARDOWN(); |
| 3300 | } |
| 3301 | |
| 3302 | |
| 3303 | static void LdrLiteralRangeHelper(ptrdiff_t range_, |
| 3304 | LiteralPoolEmitOption option, |
| 3305 | bool expect_dump) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3306 | CHECK(range_ > 0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3307 | SETUP_SIZE(range_ + 1024); |
| 3308 | |
| 3309 | Label label_1, label_2; |
| 3310 | |
| 3311 | size_t range = static_cast<size_t>(range_); |
| 3312 | size_t code_size = 0; |
| 3313 | size_t pool_guard_size; |
| 3314 | |
| 3315 | if (option == NoJumpRequired) { |
| 3316 | // Space for an explicit branch. |
| 3317 | pool_guard_size = sizeof(Instr); |
| 3318 | } else { |
| 3319 | pool_guard_size = 0; |
| 3320 | } |
| 3321 | |
| 3322 | START(); |
| 3323 | // Force a pool dump so the pool starts off empty. |
| 3324 | __ EmitLiteralPool(JumpRequired); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3325 | CHECK_LITERAL_POOL_SIZE(0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3326 | |
| 3327 | __ Ldr(x0, 0x1234567890abcdefUL); |
| 3328 | __ Ldr(w1, 0xfedcba09); |
| 3329 | __ Ldr(d0, 1.234); |
| 3330 | __ Ldr(s1, 2.5); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3331 | CHECK_LITERAL_POOL_SIZE(4); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3332 | |
| 3333 | code_size += 4 * sizeof(Instr); |
| 3334 | |
| 3335 | // Check that the requested range (allowing space for a branch over the pool) |
| 3336 | // can be handled by this test. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3337 | CHECK((code_size + pool_guard_size) <= range); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3338 | |
| 3339 | // Emit NOPs up to 'range', leaving space for the pool guard. |
| 3340 | while ((code_size + pool_guard_size) < range) { |
| 3341 | __ Nop(); |
| 3342 | code_size += sizeof(Instr); |
| 3343 | } |
| 3344 | |
| 3345 | // Emit the guard sequence before the literal pool. |
| 3346 | if (option == NoJumpRequired) { |
| 3347 | __ B(&label_1); |
| 3348 | code_size += sizeof(Instr); |
| 3349 | } |
| 3350 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3351 | CHECK(code_size == range); |
| 3352 | CHECK_LITERAL_POOL_SIZE(4); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3353 | |
| 3354 | // Possibly generate a literal pool. |
| 3355 | __ CheckLiteralPool(option); |
| 3356 | __ Bind(&label_1); |
| 3357 | if (expect_dump) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3358 | CHECK_LITERAL_POOL_SIZE(0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3359 | } else { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3360 | CHECK_LITERAL_POOL_SIZE(4); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3361 | } |
| 3362 | |
| 3363 | // Force a pool flush to check that a second pool functions correctly. |
| 3364 | __ EmitLiteralPool(JumpRequired); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3365 | CHECK_LITERAL_POOL_SIZE(0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3366 | |
| 3367 | // These loads should be after the pool (and will require a new one). |
| 3368 | __ Ldr(x4, 0x34567890abcdef12UL); |
| 3369 | __ Ldr(w5, 0xdcba09fe); |
| 3370 | __ Ldr(d4, 123.4); |
| 3371 | __ Ldr(s5, 250.0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3372 | CHECK_LITERAL_POOL_SIZE(4); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3373 | END(); |
| 3374 | |
| 3375 | RUN(); |
| 3376 | |
| 3377 | // Check that the literals loaded correctly. |
| 3378 | CHECK_EQUAL_64(0x1234567890abcdefUL, x0); |
| 3379 | CHECK_EQUAL_64(0xfedcba09, x1); |
| 3380 | CHECK_EQUAL_FP64(1.234, d0); |
| 3381 | CHECK_EQUAL_FP32(2.5, s1); |
| 3382 | CHECK_EQUAL_64(0x34567890abcdef12UL, x4); |
| 3383 | CHECK_EQUAL_64(0xdcba09fe, x5); |
| 3384 | CHECK_EQUAL_FP64(123.4, d4); |
| 3385 | CHECK_EQUAL_FP32(250.0, s5); |
| 3386 | |
| 3387 | TEARDOWN(); |
| 3388 | } |
| 3389 | |
| 3390 | |
| 3391 | TEST(ldr_literal_range_1) { |
| 3392 | INIT_V8(); |
| 3393 | LdrLiteralRangeHelper(kRecommendedLiteralPoolRange, |
| 3394 | NoJumpRequired, |
| 3395 | true); |
| 3396 | } |
| 3397 | |
| 3398 | |
| 3399 | TEST(ldr_literal_range_2) { |
| 3400 | INIT_V8(); |
| 3401 | LdrLiteralRangeHelper(kRecommendedLiteralPoolRange-sizeof(Instr), |
| 3402 | NoJumpRequired, |
| 3403 | false); |
| 3404 | } |
| 3405 | |
| 3406 | |
| 3407 | TEST(ldr_literal_range_3) { |
| 3408 | INIT_V8(); |
| 3409 | LdrLiteralRangeHelper(2 * kRecommendedLiteralPoolRange, |
| 3410 | JumpRequired, |
| 3411 | true); |
| 3412 | } |
| 3413 | |
| 3414 | |
| 3415 | TEST(ldr_literal_range_4) { |
| 3416 | INIT_V8(); |
| 3417 | LdrLiteralRangeHelper(2 * kRecommendedLiteralPoolRange-sizeof(Instr), |
| 3418 | JumpRequired, |
| 3419 | false); |
| 3420 | } |
| 3421 | |
| 3422 | |
| 3423 | TEST(ldr_literal_range_5) { |
| 3424 | INIT_V8(); |
| 3425 | LdrLiteralRangeHelper(kLiteralPoolCheckInterval, |
| 3426 | JumpRequired, |
| 3427 | false); |
| 3428 | } |
| 3429 | |
| 3430 | |
| 3431 | TEST(ldr_literal_range_6) { |
| 3432 | INIT_V8(); |
| 3433 | LdrLiteralRangeHelper(kLiteralPoolCheckInterval-sizeof(Instr), |
| 3434 | JumpRequired, |
| 3435 | false); |
| 3436 | } |
| 3437 | #endif |
| 3438 | |
| 3439 | TEST(add_sub_imm) { |
| 3440 | INIT_V8(); |
| 3441 | SETUP(); |
| 3442 | |
| 3443 | START(); |
| 3444 | __ Mov(x0, 0x0); |
| 3445 | __ Mov(x1, 0x1111); |
| 3446 | __ Mov(x2, 0xffffffffffffffffL); |
| 3447 | __ Mov(x3, 0x8000000000000000L); |
| 3448 | |
| 3449 | __ Add(x10, x0, Operand(0x123)); |
| 3450 | __ Add(x11, x1, Operand(0x122000)); |
| 3451 | __ Add(x12, x0, Operand(0xabc << 12)); |
| 3452 | __ Add(x13, x2, Operand(1)); |
| 3453 | |
| 3454 | __ Add(w14, w0, Operand(0x123)); |
| 3455 | __ Add(w15, w1, Operand(0x122000)); |
| 3456 | __ Add(w16, w0, Operand(0xabc << 12)); |
| 3457 | __ Add(w17, w2, Operand(1)); |
| 3458 | |
| 3459 | __ Sub(x20, x0, Operand(0x1)); |
| 3460 | __ Sub(x21, x1, Operand(0x111)); |
| 3461 | __ Sub(x22, x1, Operand(0x1 << 12)); |
| 3462 | __ Sub(x23, x3, Operand(1)); |
| 3463 | |
| 3464 | __ Sub(w24, w0, Operand(0x1)); |
| 3465 | __ Sub(w25, w1, Operand(0x111)); |
| 3466 | __ Sub(w26, w1, Operand(0x1 << 12)); |
| 3467 | __ Sub(w27, w3, Operand(1)); |
| 3468 | END(); |
| 3469 | |
| 3470 | RUN(); |
| 3471 | |
| 3472 | CHECK_EQUAL_64(0x123, x10); |
| 3473 | CHECK_EQUAL_64(0x123111, x11); |
| 3474 | CHECK_EQUAL_64(0xabc000, x12); |
| 3475 | CHECK_EQUAL_64(0x0, x13); |
| 3476 | |
| 3477 | CHECK_EQUAL_32(0x123, w14); |
| 3478 | CHECK_EQUAL_32(0x123111, w15); |
| 3479 | CHECK_EQUAL_32(0xabc000, w16); |
| 3480 | CHECK_EQUAL_32(0x0, w17); |
| 3481 | |
| 3482 | CHECK_EQUAL_64(0xffffffffffffffffL, x20); |
| 3483 | CHECK_EQUAL_64(0x1000, x21); |
| 3484 | CHECK_EQUAL_64(0x111, x22); |
| 3485 | CHECK_EQUAL_64(0x7fffffffffffffffL, x23); |
| 3486 | |
| 3487 | CHECK_EQUAL_32(0xffffffff, w24); |
| 3488 | CHECK_EQUAL_32(0x1000, w25); |
| 3489 | CHECK_EQUAL_32(0x111, w26); |
| 3490 | CHECK_EQUAL_32(0xffffffff, w27); |
| 3491 | |
| 3492 | TEARDOWN(); |
| 3493 | } |
| 3494 | |
| 3495 | |
| 3496 | TEST(add_sub_wide_imm) { |
| 3497 | INIT_V8(); |
| 3498 | SETUP(); |
| 3499 | |
| 3500 | START(); |
| 3501 | __ Mov(x0, 0x0); |
| 3502 | __ Mov(x1, 0x1); |
| 3503 | |
| 3504 | __ Add(x10, x0, Operand(0x1234567890abcdefUL)); |
| 3505 | __ Add(x11, x1, Operand(0xffffffff)); |
| 3506 | |
| 3507 | __ Add(w12, w0, Operand(0x12345678)); |
| 3508 | __ Add(w13, w1, Operand(0xffffffff)); |
| 3509 | |
| 3510 | __ Add(w18, w0, Operand(kWMinInt)); |
| 3511 | __ Sub(w19, w0, Operand(kWMinInt)); |
| 3512 | |
| 3513 | __ Sub(x20, x0, Operand(0x1234567890abcdefUL)); |
| 3514 | __ Sub(w21, w0, Operand(0x12345678)); |
| 3515 | END(); |
| 3516 | |
| 3517 | RUN(); |
| 3518 | |
| 3519 | CHECK_EQUAL_64(0x1234567890abcdefUL, x10); |
| 3520 | CHECK_EQUAL_64(0x100000000UL, x11); |
| 3521 | |
| 3522 | CHECK_EQUAL_32(0x12345678, w12); |
| 3523 | CHECK_EQUAL_64(0x0, x13); |
| 3524 | |
| 3525 | CHECK_EQUAL_32(kWMinInt, w18); |
| 3526 | CHECK_EQUAL_32(kWMinInt, w19); |
| 3527 | |
| 3528 | CHECK_EQUAL_64(-0x1234567890abcdefUL, x20); |
| 3529 | CHECK_EQUAL_32(-0x12345678, w21); |
| 3530 | |
| 3531 | TEARDOWN(); |
| 3532 | } |
| 3533 | |
| 3534 | |
| 3535 | TEST(add_sub_shifted) { |
| 3536 | INIT_V8(); |
| 3537 | SETUP(); |
| 3538 | |
| 3539 | START(); |
| 3540 | __ Mov(x0, 0); |
| 3541 | __ Mov(x1, 0x0123456789abcdefL); |
| 3542 | __ Mov(x2, 0xfedcba9876543210L); |
| 3543 | __ Mov(x3, 0xffffffffffffffffL); |
| 3544 | |
| 3545 | __ Add(x10, x1, Operand(x2)); |
| 3546 | __ Add(x11, x0, Operand(x1, LSL, 8)); |
| 3547 | __ Add(x12, x0, Operand(x1, LSR, 8)); |
| 3548 | __ Add(x13, x0, Operand(x1, ASR, 8)); |
| 3549 | __ Add(x14, x0, Operand(x2, ASR, 8)); |
| 3550 | __ Add(w15, w0, Operand(w1, ASR, 8)); |
| 3551 | __ Add(w18, w3, Operand(w1, ROR, 8)); |
| 3552 | __ Add(x19, x3, Operand(x1, ROR, 8)); |
| 3553 | |
| 3554 | __ Sub(x20, x3, Operand(x2)); |
| 3555 | __ Sub(x21, x3, Operand(x1, LSL, 8)); |
| 3556 | __ Sub(x22, x3, Operand(x1, LSR, 8)); |
| 3557 | __ Sub(x23, x3, Operand(x1, ASR, 8)); |
| 3558 | __ Sub(x24, x3, Operand(x2, ASR, 8)); |
| 3559 | __ Sub(w25, w3, Operand(w1, ASR, 8)); |
| 3560 | __ Sub(w26, w3, Operand(w1, ROR, 8)); |
| 3561 | __ Sub(x27, x3, Operand(x1, ROR, 8)); |
| 3562 | END(); |
| 3563 | |
| 3564 | RUN(); |
| 3565 | |
| 3566 | CHECK_EQUAL_64(0xffffffffffffffffL, x10); |
| 3567 | CHECK_EQUAL_64(0x23456789abcdef00L, x11); |
| 3568 | CHECK_EQUAL_64(0x000123456789abcdL, x12); |
| 3569 | CHECK_EQUAL_64(0x000123456789abcdL, x13); |
| 3570 | CHECK_EQUAL_64(0xfffedcba98765432L, x14); |
| 3571 | CHECK_EQUAL_64(0xff89abcd, x15); |
| 3572 | CHECK_EQUAL_64(0xef89abcc, x18); |
| 3573 | CHECK_EQUAL_64(0xef0123456789abccL, x19); |
| 3574 | |
| 3575 | CHECK_EQUAL_64(0x0123456789abcdefL, x20); |
| 3576 | CHECK_EQUAL_64(0xdcba9876543210ffL, x21); |
| 3577 | CHECK_EQUAL_64(0xfffedcba98765432L, x22); |
| 3578 | CHECK_EQUAL_64(0xfffedcba98765432L, x23); |
| 3579 | CHECK_EQUAL_64(0x000123456789abcdL, x24); |
| 3580 | CHECK_EQUAL_64(0x00765432, x25); |
| 3581 | CHECK_EQUAL_64(0x10765432, x26); |
| 3582 | CHECK_EQUAL_64(0x10fedcba98765432L, x27); |
| 3583 | |
| 3584 | TEARDOWN(); |
| 3585 | } |
| 3586 | |
| 3587 | |
| 3588 | TEST(add_sub_extended) { |
| 3589 | INIT_V8(); |
| 3590 | SETUP(); |
| 3591 | |
| 3592 | START(); |
| 3593 | __ Mov(x0, 0); |
| 3594 | __ Mov(x1, 0x0123456789abcdefL); |
| 3595 | __ Mov(x2, 0xfedcba9876543210L); |
| 3596 | __ Mov(w3, 0x80); |
| 3597 | |
| 3598 | __ Add(x10, x0, Operand(x1, UXTB, 0)); |
| 3599 | __ Add(x11, x0, Operand(x1, UXTB, 1)); |
| 3600 | __ Add(x12, x0, Operand(x1, UXTH, 2)); |
| 3601 | __ Add(x13, x0, Operand(x1, UXTW, 4)); |
| 3602 | |
| 3603 | __ Add(x14, x0, Operand(x1, SXTB, 0)); |
| 3604 | __ Add(x15, x0, Operand(x1, SXTB, 1)); |
| 3605 | __ Add(x16, x0, Operand(x1, SXTH, 2)); |
| 3606 | __ Add(x17, x0, Operand(x1, SXTW, 3)); |
| 3607 | __ Add(x18, x0, Operand(x2, SXTB, 0)); |
| 3608 | __ Add(x19, x0, Operand(x2, SXTB, 1)); |
| 3609 | __ Add(x20, x0, Operand(x2, SXTH, 2)); |
| 3610 | __ Add(x21, x0, Operand(x2, SXTW, 3)); |
| 3611 | |
| 3612 | __ Add(x22, x1, Operand(x2, SXTB, 1)); |
| 3613 | __ Sub(x23, x1, Operand(x2, SXTB, 1)); |
| 3614 | |
| 3615 | __ Add(w24, w1, Operand(w2, UXTB, 2)); |
| 3616 | __ Add(w25, w0, Operand(w1, SXTB, 0)); |
| 3617 | __ Add(w26, w0, Operand(w1, SXTB, 1)); |
| 3618 | __ Add(w27, w2, Operand(w1, SXTW, 3)); |
| 3619 | |
| 3620 | __ Add(w28, w0, Operand(w1, SXTW, 3)); |
| 3621 | __ Add(x29, x0, Operand(w1, SXTW, 3)); |
| 3622 | |
| 3623 | __ Sub(x30, x0, Operand(w3, SXTB, 1)); |
| 3624 | END(); |
| 3625 | |
| 3626 | RUN(); |
| 3627 | |
| 3628 | CHECK_EQUAL_64(0xefL, x10); |
| 3629 | CHECK_EQUAL_64(0x1deL, x11); |
| 3630 | CHECK_EQUAL_64(0x337bcL, x12); |
| 3631 | CHECK_EQUAL_64(0x89abcdef0L, x13); |
| 3632 | |
| 3633 | CHECK_EQUAL_64(0xffffffffffffffefL, x14); |
| 3634 | CHECK_EQUAL_64(0xffffffffffffffdeL, x15); |
| 3635 | CHECK_EQUAL_64(0xffffffffffff37bcL, x16); |
| 3636 | CHECK_EQUAL_64(0xfffffffc4d5e6f78L, x17); |
| 3637 | CHECK_EQUAL_64(0x10L, x18); |
| 3638 | CHECK_EQUAL_64(0x20L, x19); |
| 3639 | CHECK_EQUAL_64(0xc840L, x20); |
| 3640 | CHECK_EQUAL_64(0x3b2a19080L, x21); |
| 3641 | |
| 3642 | CHECK_EQUAL_64(0x0123456789abce0fL, x22); |
| 3643 | CHECK_EQUAL_64(0x0123456789abcdcfL, x23); |
| 3644 | |
| 3645 | CHECK_EQUAL_32(0x89abce2f, w24); |
| 3646 | CHECK_EQUAL_32(0xffffffef, w25); |
| 3647 | CHECK_EQUAL_32(0xffffffde, w26); |
| 3648 | CHECK_EQUAL_32(0xc3b2a188, w27); |
| 3649 | |
| 3650 | CHECK_EQUAL_32(0x4d5e6f78, w28); |
| 3651 | CHECK_EQUAL_64(0xfffffffc4d5e6f78L, x29); |
| 3652 | |
| 3653 | CHECK_EQUAL_64(256, x30); |
| 3654 | |
| 3655 | TEARDOWN(); |
| 3656 | } |
| 3657 | |
| 3658 | |
| 3659 | TEST(add_sub_negative) { |
| 3660 | INIT_V8(); |
| 3661 | SETUP(); |
| 3662 | |
| 3663 | START(); |
| 3664 | __ Mov(x0, 0); |
| 3665 | __ Mov(x1, 4687); |
| 3666 | __ Mov(x2, 0x1122334455667788); |
| 3667 | __ Mov(w3, 0x11223344); |
| 3668 | __ Mov(w4, 400000); |
| 3669 | |
| 3670 | __ Add(x10, x0, -42); |
| 3671 | __ Add(x11, x1, -687); |
| 3672 | __ Add(x12, x2, -0x88); |
| 3673 | |
| 3674 | __ Sub(x13, x0, -600); |
| 3675 | __ Sub(x14, x1, -313); |
| 3676 | __ Sub(x15, x2, -0x555); |
| 3677 | |
| 3678 | __ Add(w19, w3, -0x344); |
| 3679 | __ Add(w20, w4, -2000); |
| 3680 | |
| 3681 | __ Sub(w21, w3, -0xbc); |
| 3682 | __ Sub(w22, w4, -2000); |
| 3683 | END(); |
| 3684 | |
| 3685 | RUN(); |
| 3686 | |
| 3687 | CHECK_EQUAL_64(-42, x10); |
| 3688 | CHECK_EQUAL_64(4000, x11); |
| 3689 | CHECK_EQUAL_64(0x1122334455667700, x12); |
| 3690 | |
| 3691 | CHECK_EQUAL_64(600, x13); |
| 3692 | CHECK_EQUAL_64(5000, x14); |
| 3693 | CHECK_EQUAL_64(0x1122334455667cdd, x15); |
| 3694 | |
| 3695 | CHECK_EQUAL_32(0x11223000, w19); |
| 3696 | CHECK_EQUAL_32(398000, w20); |
| 3697 | |
| 3698 | CHECK_EQUAL_32(0x11223400, w21); |
| 3699 | CHECK_EQUAL_32(402000, w22); |
| 3700 | |
| 3701 | TEARDOWN(); |
| 3702 | } |
| 3703 | |
| 3704 | |
| 3705 | TEST(add_sub_zero) { |
| 3706 | INIT_V8(); |
| 3707 | SETUP(); |
| 3708 | |
| 3709 | START(); |
| 3710 | __ Mov(x0, 0); |
| 3711 | __ Mov(x1, 0); |
| 3712 | __ Mov(x2, 0); |
| 3713 | |
| 3714 | Label blob1; |
| 3715 | __ Bind(&blob1); |
| 3716 | __ Add(x0, x0, 0); |
| 3717 | __ Sub(x1, x1, 0); |
| 3718 | __ Sub(x2, x2, xzr); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3719 | CHECK_EQ(0u, __ SizeOfCodeGeneratedSince(&blob1)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3720 | |
| 3721 | Label blob2; |
| 3722 | __ Bind(&blob2); |
| 3723 | __ Add(w3, w3, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3724 | CHECK_NE(0u, __ SizeOfCodeGeneratedSince(&blob2)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3725 | |
| 3726 | Label blob3; |
| 3727 | __ Bind(&blob3); |
| 3728 | __ Sub(w3, w3, wzr); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3729 | CHECK_NE(0u, __ SizeOfCodeGeneratedSince(&blob3)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3730 | |
| 3731 | END(); |
| 3732 | |
| 3733 | RUN(); |
| 3734 | |
| 3735 | CHECK_EQUAL_64(0, x0); |
| 3736 | CHECK_EQUAL_64(0, x1); |
| 3737 | CHECK_EQUAL_64(0, x2); |
| 3738 | |
| 3739 | TEARDOWN(); |
| 3740 | } |
| 3741 | |
| 3742 | |
| 3743 | TEST(claim_drop_zero) { |
| 3744 | INIT_V8(); |
| 3745 | SETUP(); |
| 3746 | |
| 3747 | START(); |
| 3748 | |
| 3749 | Label start; |
| 3750 | __ Bind(&start); |
| 3751 | __ Claim(0); |
| 3752 | __ Drop(0); |
| 3753 | __ Claim(xzr, 8); |
| 3754 | __ Drop(xzr, 8); |
| 3755 | __ Claim(xzr, 0); |
| 3756 | __ Drop(xzr, 0); |
| 3757 | __ Claim(x7, 0); |
| 3758 | __ Drop(x7, 0); |
| 3759 | __ ClaimBySMI(xzr, 8); |
| 3760 | __ DropBySMI(xzr, 8); |
| 3761 | __ ClaimBySMI(xzr, 0); |
| 3762 | __ DropBySMI(xzr, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3763 | CHECK_EQ(0u, __ SizeOfCodeGeneratedSince(&start)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 3764 | |
| 3765 | END(); |
| 3766 | |
| 3767 | RUN(); |
| 3768 | |
| 3769 | TEARDOWN(); |
| 3770 | } |
| 3771 | |
| 3772 | |
| 3773 | TEST(neg) { |
| 3774 | INIT_V8(); |
| 3775 | SETUP(); |
| 3776 | |
| 3777 | START(); |
| 3778 | __ Mov(x0, 0xf123456789abcdefL); |
| 3779 | |
| 3780 | // Immediate. |
| 3781 | __ Neg(x1, 0x123); |
| 3782 | __ Neg(w2, 0x123); |
| 3783 | |
| 3784 | // Shifted. |
| 3785 | __ Neg(x3, Operand(x0, LSL, 1)); |
| 3786 | __ Neg(w4, Operand(w0, LSL, 2)); |
| 3787 | __ Neg(x5, Operand(x0, LSR, 3)); |
| 3788 | __ Neg(w6, Operand(w0, LSR, 4)); |
| 3789 | __ Neg(x7, Operand(x0, ASR, 5)); |
| 3790 | __ Neg(w8, Operand(w0, ASR, 6)); |
| 3791 | |
| 3792 | // Extended. |
| 3793 | __ Neg(w9, Operand(w0, UXTB)); |
| 3794 | __ Neg(x10, Operand(x0, SXTB, 1)); |
| 3795 | __ Neg(w11, Operand(w0, UXTH, 2)); |
| 3796 | __ Neg(x12, Operand(x0, SXTH, 3)); |
| 3797 | __ Neg(w13, Operand(w0, UXTW, 4)); |
| 3798 | __ Neg(x14, Operand(x0, SXTW, 4)); |
| 3799 | END(); |
| 3800 | |
| 3801 | RUN(); |
| 3802 | |
| 3803 | CHECK_EQUAL_64(0xfffffffffffffeddUL, x1); |
| 3804 | CHECK_EQUAL_64(0xfffffedd, x2); |
| 3805 | CHECK_EQUAL_64(0x1db97530eca86422UL, x3); |
| 3806 | CHECK_EQUAL_64(0xd950c844, x4); |
| 3807 | CHECK_EQUAL_64(0xe1db97530eca8643UL, x5); |
| 3808 | CHECK_EQUAL_64(0xf7654322, x6); |
| 3809 | CHECK_EQUAL_64(0x0076e5d4c3b2a191UL, x7); |
| 3810 | CHECK_EQUAL_64(0x01d950c9, x8); |
| 3811 | CHECK_EQUAL_64(0xffffff11, x9); |
| 3812 | CHECK_EQUAL_64(0x0000000000000022UL, x10); |
| 3813 | CHECK_EQUAL_64(0xfffcc844, x11); |
| 3814 | CHECK_EQUAL_64(0x0000000000019088UL, x12); |
| 3815 | CHECK_EQUAL_64(0x65432110, x13); |
| 3816 | CHECK_EQUAL_64(0x0000000765432110UL, x14); |
| 3817 | |
| 3818 | TEARDOWN(); |
| 3819 | } |
| 3820 | |
| 3821 | |
| 3822 | TEST(adc_sbc_shift) { |
| 3823 | INIT_V8(); |
| 3824 | SETUP(); |
| 3825 | |
| 3826 | START(); |
| 3827 | __ Mov(x0, 0); |
| 3828 | __ Mov(x1, 1); |
| 3829 | __ Mov(x2, 0x0123456789abcdefL); |
| 3830 | __ Mov(x3, 0xfedcba9876543210L); |
| 3831 | __ Mov(x4, 0xffffffffffffffffL); |
| 3832 | |
| 3833 | // Clear the C flag. |
| 3834 | __ Adds(x0, x0, Operand(0)); |
| 3835 | |
| 3836 | __ Adc(x5, x2, Operand(x3)); |
| 3837 | __ Adc(x6, x0, Operand(x1, LSL, 60)); |
| 3838 | __ Sbc(x7, x4, Operand(x3, LSR, 4)); |
| 3839 | __ Adc(x8, x2, Operand(x3, ASR, 4)); |
| 3840 | __ Adc(x9, x2, Operand(x3, ROR, 8)); |
| 3841 | |
| 3842 | __ Adc(w10, w2, Operand(w3)); |
| 3843 | __ Adc(w11, w0, Operand(w1, LSL, 30)); |
| 3844 | __ Sbc(w12, w4, Operand(w3, LSR, 4)); |
| 3845 | __ Adc(w13, w2, Operand(w3, ASR, 4)); |
| 3846 | __ Adc(w14, w2, Operand(w3, ROR, 8)); |
| 3847 | |
| 3848 | // Set the C flag. |
| 3849 | __ Cmp(w0, Operand(w0)); |
| 3850 | |
| 3851 | __ Adc(x18, x2, Operand(x3)); |
| 3852 | __ Adc(x19, x0, Operand(x1, LSL, 60)); |
| 3853 | __ Sbc(x20, x4, Operand(x3, LSR, 4)); |
| 3854 | __ Adc(x21, x2, Operand(x3, ASR, 4)); |
| 3855 | __ Adc(x22, x2, Operand(x3, ROR, 8)); |
| 3856 | |
| 3857 | __ Adc(w23, w2, Operand(w3)); |
| 3858 | __ Adc(w24, w0, Operand(w1, LSL, 30)); |
| 3859 | __ Sbc(w25, w4, Operand(w3, LSR, 4)); |
| 3860 | __ Adc(w26, w2, Operand(w3, ASR, 4)); |
| 3861 | __ Adc(w27, w2, Operand(w3, ROR, 8)); |
| 3862 | END(); |
| 3863 | |
| 3864 | RUN(); |
| 3865 | |
| 3866 | CHECK_EQUAL_64(0xffffffffffffffffL, x5); |
| 3867 | CHECK_EQUAL_64(1L << 60, x6); |
| 3868 | CHECK_EQUAL_64(0xf0123456789abcddL, x7); |
| 3869 | CHECK_EQUAL_64(0x0111111111111110L, x8); |
| 3870 | CHECK_EQUAL_64(0x1222222222222221L, x9); |
| 3871 | |
| 3872 | CHECK_EQUAL_32(0xffffffff, w10); |
| 3873 | CHECK_EQUAL_32(1 << 30, w11); |
| 3874 | CHECK_EQUAL_32(0xf89abcdd, w12); |
| 3875 | CHECK_EQUAL_32(0x91111110, w13); |
| 3876 | CHECK_EQUAL_32(0x9a222221, w14); |
| 3877 | |
| 3878 | CHECK_EQUAL_64(0xffffffffffffffffL + 1, x18); |
| 3879 | CHECK_EQUAL_64((1L << 60) + 1, x19); |
| 3880 | CHECK_EQUAL_64(0xf0123456789abcddL + 1, x20); |
| 3881 | CHECK_EQUAL_64(0x0111111111111110L + 1, x21); |
| 3882 | CHECK_EQUAL_64(0x1222222222222221L + 1, x22); |
| 3883 | |
| 3884 | CHECK_EQUAL_32(0xffffffff + 1, w23); |
| 3885 | CHECK_EQUAL_32((1 << 30) + 1, w24); |
| 3886 | CHECK_EQUAL_32(0xf89abcdd + 1, w25); |
| 3887 | CHECK_EQUAL_32(0x91111110 + 1, w26); |
| 3888 | CHECK_EQUAL_32(0x9a222221 + 1, w27); |
| 3889 | |
| 3890 | // Check that adc correctly sets the condition flags. |
| 3891 | START(); |
| 3892 | __ Mov(x0, 1); |
| 3893 | __ Mov(x1, 0xffffffffffffffffL); |
| 3894 | // Clear the C flag. |
| 3895 | __ Adds(x0, x0, Operand(0)); |
| 3896 | __ Adcs(x10, x0, Operand(x1)); |
| 3897 | END(); |
| 3898 | |
| 3899 | RUN(); |
| 3900 | |
| 3901 | CHECK_EQUAL_NZCV(ZCFlag); |
| 3902 | CHECK_EQUAL_64(0, x10); |
| 3903 | |
| 3904 | START(); |
| 3905 | __ Mov(x0, 1); |
| 3906 | __ Mov(x1, 0x8000000000000000L); |
| 3907 | // Clear the C flag. |
| 3908 | __ Adds(x0, x0, Operand(0)); |
| 3909 | __ Adcs(x10, x0, Operand(x1, ASR, 63)); |
| 3910 | END(); |
| 3911 | |
| 3912 | RUN(); |
| 3913 | |
| 3914 | CHECK_EQUAL_NZCV(ZCFlag); |
| 3915 | CHECK_EQUAL_64(0, x10); |
| 3916 | |
| 3917 | START(); |
| 3918 | __ Mov(x0, 0x10); |
| 3919 | __ Mov(x1, 0x07ffffffffffffffL); |
| 3920 | // Clear the C flag. |
| 3921 | __ Adds(x0, x0, Operand(0)); |
| 3922 | __ Adcs(x10, x0, Operand(x1, LSL, 4)); |
| 3923 | END(); |
| 3924 | |
| 3925 | RUN(); |
| 3926 | |
| 3927 | CHECK_EQUAL_NZCV(NVFlag); |
| 3928 | CHECK_EQUAL_64(0x8000000000000000L, x10); |
| 3929 | |
| 3930 | // Check that sbc correctly sets the condition flags. |
| 3931 | START(); |
| 3932 | __ Mov(x0, 0); |
| 3933 | __ Mov(x1, 0xffffffffffffffffL); |
| 3934 | // Clear the C flag. |
| 3935 | __ Adds(x0, x0, Operand(0)); |
| 3936 | __ Sbcs(x10, x0, Operand(x1)); |
| 3937 | END(); |
| 3938 | |
| 3939 | RUN(); |
| 3940 | |
| 3941 | CHECK_EQUAL_NZCV(ZFlag); |
| 3942 | CHECK_EQUAL_64(0, x10); |
| 3943 | |
| 3944 | START(); |
| 3945 | __ Mov(x0, 1); |
| 3946 | __ Mov(x1, 0xffffffffffffffffL); |
| 3947 | // Clear the C flag. |
| 3948 | __ Adds(x0, x0, Operand(0)); |
| 3949 | __ Sbcs(x10, x0, Operand(x1, LSR, 1)); |
| 3950 | END(); |
| 3951 | |
| 3952 | RUN(); |
| 3953 | |
| 3954 | CHECK_EQUAL_NZCV(NFlag); |
| 3955 | CHECK_EQUAL_64(0x8000000000000001L, x10); |
| 3956 | |
| 3957 | START(); |
| 3958 | __ Mov(x0, 0); |
| 3959 | // Clear the C flag. |
| 3960 | __ Adds(x0, x0, Operand(0)); |
| 3961 | __ Sbcs(x10, x0, Operand(0xffffffffffffffffL)); |
| 3962 | END(); |
| 3963 | |
| 3964 | RUN(); |
| 3965 | |
| 3966 | CHECK_EQUAL_NZCV(ZFlag); |
| 3967 | CHECK_EQUAL_64(0, x10); |
| 3968 | |
| 3969 | START() |
| 3970 | __ Mov(w0, 0x7fffffff); |
| 3971 | // Clear the C flag. |
| 3972 | __ Adds(x0, x0, Operand(0)); |
| 3973 | __ Ngcs(w10, w0); |
| 3974 | END(); |
| 3975 | |
| 3976 | RUN(); |
| 3977 | |
| 3978 | CHECK_EQUAL_NZCV(NFlag); |
| 3979 | CHECK_EQUAL_64(0x80000000, x10); |
| 3980 | |
| 3981 | START(); |
| 3982 | // Clear the C flag. |
| 3983 | __ Adds(x0, x0, Operand(0)); |
| 3984 | __ Ngcs(x10, 0x7fffffffffffffffL); |
| 3985 | END(); |
| 3986 | |
| 3987 | RUN(); |
| 3988 | |
| 3989 | CHECK_EQUAL_NZCV(NFlag); |
| 3990 | CHECK_EQUAL_64(0x8000000000000000L, x10); |
| 3991 | |
| 3992 | START() |
| 3993 | __ Mov(x0, 0); |
| 3994 | // Set the C flag. |
| 3995 | __ Cmp(x0, Operand(x0)); |
| 3996 | __ Sbcs(x10, x0, Operand(1)); |
| 3997 | END(); |
| 3998 | |
| 3999 | RUN(); |
| 4000 | |
| 4001 | CHECK_EQUAL_NZCV(NFlag); |
| 4002 | CHECK_EQUAL_64(0xffffffffffffffffL, x10); |
| 4003 | |
| 4004 | START() |
| 4005 | __ Mov(x0, 0); |
| 4006 | // Set the C flag. |
| 4007 | __ Cmp(x0, Operand(x0)); |
| 4008 | __ Ngcs(x10, 0x7fffffffffffffffL); |
| 4009 | END(); |
| 4010 | |
| 4011 | RUN(); |
| 4012 | |
| 4013 | CHECK_EQUAL_NZCV(NFlag); |
| 4014 | CHECK_EQUAL_64(0x8000000000000001L, x10); |
| 4015 | |
| 4016 | TEARDOWN(); |
| 4017 | } |
| 4018 | |
| 4019 | |
| 4020 | TEST(adc_sbc_extend) { |
| 4021 | INIT_V8(); |
| 4022 | SETUP(); |
| 4023 | |
| 4024 | START(); |
| 4025 | // Clear the C flag. |
| 4026 | __ Adds(x0, x0, Operand(0)); |
| 4027 | |
| 4028 | __ Mov(x0, 0); |
| 4029 | __ Mov(x1, 1); |
| 4030 | __ Mov(x2, 0x0123456789abcdefL); |
| 4031 | |
| 4032 | __ Adc(x10, x1, Operand(w2, UXTB, 1)); |
| 4033 | __ Adc(x11, x1, Operand(x2, SXTH, 2)); |
| 4034 | __ Sbc(x12, x1, Operand(w2, UXTW, 4)); |
| 4035 | __ Adc(x13, x1, Operand(x2, UXTX, 4)); |
| 4036 | |
| 4037 | __ Adc(w14, w1, Operand(w2, UXTB, 1)); |
| 4038 | __ Adc(w15, w1, Operand(w2, SXTH, 2)); |
| 4039 | __ Adc(w9, w1, Operand(w2, UXTW, 4)); |
| 4040 | |
| 4041 | // Set the C flag. |
| 4042 | __ Cmp(w0, Operand(w0)); |
| 4043 | |
| 4044 | __ Adc(x20, x1, Operand(w2, UXTB, 1)); |
| 4045 | __ Adc(x21, x1, Operand(x2, SXTH, 2)); |
| 4046 | __ Sbc(x22, x1, Operand(w2, UXTW, 4)); |
| 4047 | __ Adc(x23, x1, Operand(x2, UXTX, 4)); |
| 4048 | |
| 4049 | __ Adc(w24, w1, Operand(w2, UXTB, 1)); |
| 4050 | __ Adc(w25, w1, Operand(w2, SXTH, 2)); |
| 4051 | __ Adc(w26, w1, Operand(w2, UXTW, 4)); |
| 4052 | END(); |
| 4053 | |
| 4054 | RUN(); |
| 4055 | |
| 4056 | CHECK_EQUAL_64(0x1df, x10); |
| 4057 | CHECK_EQUAL_64(0xffffffffffff37bdL, x11); |
| 4058 | CHECK_EQUAL_64(0xfffffff765432110L, x12); |
| 4059 | CHECK_EQUAL_64(0x123456789abcdef1L, x13); |
| 4060 | |
| 4061 | CHECK_EQUAL_32(0x1df, w14); |
| 4062 | CHECK_EQUAL_32(0xffff37bd, w15); |
| 4063 | CHECK_EQUAL_32(0x9abcdef1, w9); |
| 4064 | |
| 4065 | CHECK_EQUAL_64(0x1df + 1, x20); |
| 4066 | CHECK_EQUAL_64(0xffffffffffff37bdL + 1, x21); |
| 4067 | CHECK_EQUAL_64(0xfffffff765432110L + 1, x22); |
| 4068 | CHECK_EQUAL_64(0x123456789abcdef1L + 1, x23); |
| 4069 | |
| 4070 | CHECK_EQUAL_32(0x1df + 1, w24); |
| 4071 | CHECK_EQUAL_32(0xffff37bd + 1, w25); |
| 4072 | CHECK_EQUAL_32(0x9abcdef1 + 1, w26); |
| 4073 | |
| 4074 | // Check that adc correctly sets the condition flags. |
| 4075 | START(); |
| 4076 | __ Mov(x0, 0xff); |
| 4077 | __ Mov(x1, 0xffffffffffffffffL); |
| 4078 | // Clear the C flag. |
| 4079 | __ Adds(x0, x0, Operand(0)); |
| 4080 | __ Adcs(x10, x0, Operand(x1, SXTX, 1)); |
| 4081 | END(); |
| 4082 | |
| 4083 | RUN(); |
| 4084 | |
| 4085 | CHECK_EQUAL_NZCV(CFlag); |
| 4086 | |
| 4087 | START(); |
| 4088 | __ Mov(x0, 0x7fffffffffffffffL); |
| 4089 | __ Mov(x1, 1); |
| 4090 | // Clear the C flag. |
| 4091 | __ Adds(x0, x0, Operand(0)); |
| 4092 | __ Adcs(x10, x0, Operand(x1, UXTB, 2)); |
| 4093 | END(); |
| 4094 | |
| 4095 | RUN(); |
| 4096 | |
| 4097 | CHECK_EQUAL_NZCV(NVFlag); |
| 4098 | |
| 4099 | START(); |
| 4100 | __ Mov(x0, 0x7fffffffffffffffL); |
| 4101 | // Clear the C flag. |
| 4102 | __ Adds(x0, x0, Operand(0)); |
| 4103 | __ Adcs(x10, x0, Operand(1)); |
| 4104 | END(); |
| 4105 | |
| 4106 | RUN(); |
| 4107 | |
| 4108 | CHECK_EQUAL_NZCV(NVFlag); |
| 4109 | |
| 4110 | TEARDOWN(); |
| 4111 | } |
| 4112 | |
| 4113 | |
| 4114 | TEST(adc_sbc_wide_imm) { |
| 4115 | INIT_V8(); |
| 4116 | SETUP(); |
| 4117 | |
| 4118 | START(); |
| 4119 | __ Mov(x0, 0); |
| 4120 | |
| 4121 | // Clear the C flag. |
| 4122 | __ Adds(x0, x0, Operand(0)); |
| 4123 | |
| 4124 | __ Adc(x7, x0, Operand(0x1234567890abcdefUL)); |
| 4125 | __ Adc(w8, w0, Operand(0xffffffff)); |
| 4126 | __ Sbc(x9, x0, Operand(0x1234567890abcdefUL)); |
| 4127 | __ Sbc(w10, w0, Operand(0xffffffff)); |
| 4128 | __ Ngc(x11, Operand(0xffffffff00000000UL)); |
| 4129 | __ Ngc(w12, Operand(0xffff0000)); |
| 4130 | |
| 4131 | // Set the C flag. |
| 4132 | __ Cmp(w0, Operand(w0)); |
| 4133 | |
| 4134 | __ Adc(x18, x0, Operand(0x1234567890abcdefUL)); |
| 4135 | __ Adc(w19, w0, Operand(0xffffffff)); |
| 4136 | __ Sbc(x20, x0, Operand(0x1234567890abcdefUL)); |
| 4137 | __ Sbc(w21, w0, Operand(0xffffffff)); |
| 4138 | __ Ngc(x22, Operand(0xffffffff00000000UL)); |
| 4139 | __ Ngc(w23, Operand(0xffff0000)); |
| 4140 | END(); |
| 4141 | |
| 4142 | RUN(); |
| 4143 | |
| 4144 | CHECK_EQUAL_64(0x1234567890abcdefUL, x7); |
| 4145 | CHECK_EQUAL_64(0xffffffff, x8); |
| 4146 | CHECK_EQUAL_64(0xedcba9876f543210UL, x9); |
| 4147 | CHECK_EQUAL_64(0, x10); |
| 4148 | CHECK_EQUAL_64(0xffffffff, x11); |
| 4149 | CHECK_EQUAL_64(0xffff, x12); |
| 4150 | |
| 4151 | CHECK_EQUAL_64(0x1234567890abcdefUL + 1, x18); |
| 4152 | CHECK_EQUAL_64(0, x19); |
| 4153 | CHECK_EQUAL_64(0xedcba9876f543211UL, x20); |
| 4154 | CHECK_EQUAL_64(1, x21); |
| 4155 | CHECK_EQUAL_64(0x100000000UL, x22); |
| 4156 | CHECK_EQUAL_64(0x10000, x23); |
| 4157 | |
| 4158 | TEARDOWN(); |
| 4159 | } |
| 4160 | |
| 4161 | |
| 4162 | TEST(flags) { |
| 4163 | INIT_V8(); |
| 4164 | SETUP(); |
| 4165 | |
| 4166 | START(); |
| 4167 | __ Mov(x0, 0); |
| 4168 | __ Mov(x1, 0x1111111111111111L); |
| 4169 | __ Neg(x10, Operand(x0)); |
| 4170 | __ Neg(x11, Operand(x1)); |
| 4171 | __ Neg(w12, Operand(w1)); |
| 4172 | // Clear the C flag. |
| 4173 | __ Adds(x0, x0, Operand(0)); |
| 4174 | __ Ngc(x13, Operand(x0)); |
| 4175 | // Set the C flag. |
| 4176 | __ Cmp(x0, Operand(x0)); |
| 4177 | __ Ngc(w14, Operand(w0)); |
| 4178 | END(); |
| 4179 | |
| 4180 | RUN(); |
| 4181 | |
| 4182 | CHECK_EQUAL_64(0, x10); |
| 4183 | CHECK_EQUAL_64(-0x1111111111111111L, x11); |
| 4184 | CHECK_EQUAL_32(-0x11111111, w12); |
| 4185 | CHECK_EQUAL_64(-1L, x13); |
| 4186 | CHECK_EQUAL_32(0, w14); |
| 4187 | |
| 4188 | START(); |
| 4189 | __ Mov(x0, 0); |
| 4190 | __ Cmp(x0, Operand(x0)); |
| 4191 | END(); |
| 4192 | |
| 4193 | RUN(); |
| 4194 | |
| 4195 | CHECK_EQUAL_NZCV(ZCFlag); |
| 4196 | |
| 4197 | START(); |
| 4198 | __ Mov(w0, 0); |
| 4199 | __ Cmp(w0, Operand(w0)); |
| 4200 | END(); |
| 4201 | |
| 4202 | RUN(); |
| 4203 | |
| 4204 | CHECK_EQUAL_NZCV(ZCFlag); |
| 4205 | |
| 4206 | START(); |
| 4207 | __ Mov(x0, 0); |
| 4208 | __ Mov(x1, 0x1111111111111111L); |
| 4209 | __ Cmp(x0, Operand(x1)); |
| 4210 | END(); |
| 4211 | |
| 4212 | RUN(); |
| 4213 | |
| 4214 | CHECK_EQUAL_NZCV(NFlag); |
| 4215 | |
| 4216 | START(); |
| 4217 | __ Mov(w0, 0); |
| 4218 | __ Mov(w1, 0x11111111); |
| 4219 | __ Cmp(w0, Operand(w1)); |
| 4220 | END(); |
| 4221 | |
| 4222 | RUN(); |
| 4223 | |
| 4224 | CHECK_EQUAL_NZCV(NFlag); |
| 4225 | |
| 4226 | START(); |
| 4227 | __ Mov(x1, 0x1111111111111111L); |
| 4228 | __ Cmp(x1, Operand(0)); |
| 4229 | END(); |
| 4230 | |
| 4231 | RUN(); |
| 4232 | |
| 4233 | CHECK_EQUAL_NZCV(CFlag); |
| 4234 | |
| 4235 | START(); |
| 4236 | __ Mov(w1, 0x11111111); |
| 4237 | __ Cmp(w1, Operand(0)); |
| 4238 | END(); |
| 4239 | |
| 4240 | RUN(); |
| 4241 | |
| 4242 | CHECK_EQUAL_NZCV(CFlag); |
| 4243 | |
| 4244 | START(); |
| 4245 | __ Mov(x0, 1); |
| 4246 | __ Mov(x1, 0x7fffffffffffffffL); |
| 4247 | __ Cmn(x1, Operand(x0)); |
| 4248 | END(); |
| 4249 | |
| 4250 | RUN(); |
| 4251 | |
| 4252 | CHECK_EQUAL_NZCV(NVFlag); |
| 4253 | |
| 4254 | START(); |
| 4255 | __ Mov(w0, 1); |
| 4256 | __ Mov(w1, 0x7fffffff); |
| 4257 | __ Cmn(w1, Operand(w0)); |
| 4258 | END(); |
| 4259 | |
| 4260 | RUN(); |
| 4261 | |
| 4262 | CHECK_EQUAL_NZCV(NVFlag); |
| 4263 | |
| 4264 | START(); |
| 4265 | __ Mov(x0, 1); |
| 4266 | __ Mov(x1, 0xffffffffffffffffL); |
| 4267 | __ Cmn(x1, Operand(x0)); |
| 4268 | END(); |
| 4269 | |
| 4270 | RUN(); |
| 4271 | |
| 4272 | CHECK_EQUAL_NZCV(ZCFlag); |
| 4273 | |
| 4274 | START(); |
| 4275 | __ Mov(w0, 1); |
| 4276 | __ Mov(w1, 0xffffffff); |
| 4277 | __ Cmn(w1, Operand(w0)); |
| 4278 | END(); |
| 4279 | |
| 4280 | RUN(); |
| 4281 | |
| 4282 | CHECK_EQUAL_NZCV(ZCFlag); |
| 4283 | |
| 4284 | START(); |
| 4285 | __ Mov(w0, 0); |
| 4286 | __ Mov(w1, 1); |
| 4287 | // Clear the C flag. |
| 4288 | __ Adds(w0, w0, Operand(0)); |
| 4289 | __ Ngcs(w0, Operand(w1)); |
| 4290 | END(); |
| 4291 | |
| 4292 | RUN(); |
| 4293 | |
| 4294 | CHECK_EQUAL_NZCV(NFlag); |
| 4295 | |
| 4296 | START(); |
| 4297 | __ Mov(w0, 0); |
| 4298 | __ Mov(w1, 0); |
| 4299 | // Set the C flag. |
| 4300 | __ Cmp(w0, Operand(w0)); |
| 4301 | __ Ngcs(w0, Operand(w1)); |
| 4302 | END(); |
| 4303 | |
| 4304 | RUN(); |
| 4305 | |
| 4306 | CHECK_EQUAL_NZCV(ZCFlag); |
| 4307 | |
| 4308 | TEARDOWN(); |
| 4309 | } |
| 4310 | |
| 4311 | |
| 4312 | TEST(cmp_shift) { |
| 4313 | INIT_V8(); |
| 4314 | SETUP(); |
| 4315 | |
| 4316 | START(); |
| 4317 | __ Mov(x18, 0xf0000000); |
| 4318 | __ Mov(x19, 0xf000000010000000UL); |
| 4319 | __ Mov(x20, 0xf0000000f0000000UL); |
| 4320 | __ Mov(x21, 0x7800000078000000UL); |
| 4321 | __ Mov(x22, 0x3c0000003c000000UL); |
| 4322 | __ Mov(x23, 0x8000000780000000UL); |
| 4323 | __ Mov(x24, 0x0000000f00000000UL); |
| 4324 | __ Mov(x25, 0x00000003c0000000UL); |
| 4325 | __ Mov(x26, 0x8000000780000000UL); |
| 4326 | __ Mov(x27, 0xc0000003); |
| 4327 | |
| 4328 | __ Cmp(w20, Operand(w21, LSL, 1)); |
| 4329 | __ Mrs(x0, NZCV); |
| 4330 | |
| 4331 | __ Cmp(x20, Operand(x22, LSL, 2)); |
| 4332 | __ Mrs(x1, NZCV); |
| 4333 | |
| 4334 | __ Cmp(w19, Operand(w23, LSR, 3)); |
| 4335 | __ Mrs(x2, NZCV); |
| 4336 | |
| 4337 | __ Cmp(x18, Operand(x24, LSR, 4)); |
| 4338 | __ Mrs(x3, NZCV); |
| 4339 | |
| 4340 | __ Cmp(w20, Operand(w25, ASR, 2)); |
| 4341 | __ Mrs(x4, NZCV); |
| 4342 | |
| 4343 | __ Cmp(x20, Operand(x26, ASR, 3)); |
| 4344 | __ Mrs(x5, NZCV); |
| 4345 | |
| 4346 | __ Cmp(w27, Operand(w22, ROR, 28)); |
| 4347 | __ Mrs(x6, NZCV); |
| 4348 | |
| 4349 | __ Cmp(x20, Operand(x21, ROR, 31)); |
| 4350 | __ Mrs(x7, NZCV); |
| 4351 | END(); |
| 4352 | |
| 4353 | RUN(); |
| 4354 | |
| 4355 | CHECK_EQUAL_32(ZCFlag, w0); |
| 4356 | CHECK_EQUAL_32(ZCFlag, w1); |
| 4357 | CHECK_EQUAL_32(ZCFlag, w2); |
| 4358 | CHECK_EQUAL_32(ZCFlag, w3); |
| 4359 | CHECK_EQUAL_32(ZCFlag, w4); |
| 4360 | CHECK_EQUAL_32(ZCFlag, w5); |
| 4361 | CHECK_EQUAL_32(ZCFlag, w6); |
| 4362 | CHECK_EQUAL_32(ZCFlag, w7); |
| 4363 | |
| 4364 | TEARDOWN(); |
| 4365 | } |
| 4366 | |
| 4367 | |
| 4368 | TEST(cmp_extend) { |
| 4369 | INIT_V8(); |
| 4370 | SETUP(); |
| 4371 | |
| 4372 | START(); |
| 4373 | __ Mov(w20, 0x2); |
| 4374 | __ Mov(w21, 0x1); |
| 4375 | __ Mov(x22, 0xffffffffffffffffUL); |
| 4376 | __ Mov(x23, 0xff); |
| 4377 | __ Mov(x24, 0xfffffffffffffffeUL); |
| 4378 | __ Mov(x25, 0xffff); |
| 4379 | __ Mov(x26, 0xffffffff); |
| 4380 | |
| 4381 | __ Cmp(w20, Operand(w21, LSL, 1)); |
| 4382 | __ Mrs(x0, NZCV); |
| 4383 | |
| 4384 | __ Cmp(x22, Operand(x23, SXTB, 0)); |
| 4385 | __ Mrs(x1, NZCV); |
| 4386 | |
| 4387 | __ Cmp(x24, Operand(x23, SXTB, 1)); |
| 4388 | __ Mrs(x2, NZCV); |
| 4389 | |
| 4390 | __ Cmp(x24, Operand(x23, UXTB, 1)); |
| 4391 | __ Mrs(x3, NZCV); |
| 4392 | |
| 4393 | __ Cmp(w22, Operand(w25, UXTH)); |
| 4394 | __ Mrs(x4, NZCV); |
| 4395 | |
| 4396 | __ Cmp(x22, Operand(x25, SXTH)); |
| 4397 | __ Mrs(x5, NZCV); |
| 4398 | |
| 4399 | __ Cmp(x22, Operand(x26, UXTW)); |
| 4400 | __ Mrs(x6, NZCV); |
| 4401 | |
| 4402 | __ Cmp(x24, Operand(x26, SXTW, 1)); |
| 4403 | __ Mrs(x7, NZCV); |
| 4404 | END(); |
| 4405 | |
| 4406 | RUN(); |
| 4407 | |
| 4408 | CHECK_EQUAL_32(ZCFlag, w0); |
| 4409 | CHECK_EQUAL_32(ZCFlag, w1); |
| 4410 | CHECK_EQUAL_32(ZCFlag, w2); |
| 4411 | CHECK_EQUAL_32(NCFlag, w3); |
| 4412 | CHECK_EQUAL_32(NCFlag, w4); |
| 4413 | CHECK_EQUAL_32(ZCFlag, w5); |
| 4414 | CHECK_EQUAL_32(NCFlag, w6); |
| 4415 | CHECK_EQUAL_32(ZCFlag, w7); |
| 4416 | |
| 4417 | TEARDOWN(); |
| 4418 | } |
| 4419 | |
| 4420 | |
| 4421 | TEST(ccmp) { |
| 4422 | INIT_V8(); |
| 4423 | SETUP(); |
| 4424 | |
| 4425 | START(); |
| 4426 | __ Mov(w16, 0); |
| 4427 | __ Mov(w17, 1); |
| 4428 | __ Cmp(w16, w16); |
| 4429 | __ Ccmp(w16, w17, NCFlag, eq); |
| 4430 | __ Mrs(x0, NZCV); |
| 4431 | |
| 4432 | __ Cmp(w16, w16); |
| 4433 | __ Ccmp(w16, w17, NCFlag, ne); |
| 4434 | __ Mrs(x1, NZCV); |
| 4435 | |
| 4436 | __ Cmp(x16, x16); |
| 4437 | __ Ccmn(x16, 2, NZCVFlag, eq); |
| 4438 | __ Mrs(x2, NZCV); |
| 4439 | |
| 4440 | __ Cmp(x16, x16); |
| 4441 | __ Ccmn(x16, 2, NZCVFlag, ne); |
| 4442 | __ Mrs(x3, NZCV); |
| 4443 | |
| 4444 | __ ccmp(x16, x16, NZCVFlag, al); |
| 4445 | __ Mrs(x4, NZCV); |
| 4446 | |
| 4447 | __ ccmp(x16, x16, NZCVFlag, nv); |
| 4448 | __ Mrs(x5, NZCV); |
| 4449 | |
| 4450 | END(); |
| 4451 | |
| 4452 | RUN(); |
| 4453 | |
| 4454 | CHECK_EQUAL_32(NFlag, w0); |
| 4455 | CHECK_EQUAL_32(NCFlag, w1); |
| 4456 | CHECK_EQUAL_32(NoFlag, w2); |
| 4457 | CHECK_EQUAL_32(NZCVFlag, w3); |
| 4458 | CHECK_EQUAL_32(ZCFlag, w4); |
| 4459 | CHECK_EQUAL_32(ZCFlag, w5); |
| 4460 | |
| 4461 | TEARDOWN(); |
| 4462 | } |
| 4463 | |
| 4464 | |
| 4465 | TEST(ccmp_wide_imm) { |
| 4466 | INIT_V8(); |
| 4467 | SETUP(); |
| 4468 | |
| 4469 | START(); |
| 4470 | __ Mov(w20, 0); |
| 4471 | |
| 4472 | __ Cmp(w20, Operand(w20)); |
| 4473 | __ Ccmp(w20, Operand(0x12345678), NZCVFlag, eq); |
| 4474 | __ Mrs(x0, NZCV); |
| 4475 | |
| 4476 | __ Cmp(w20, Operand(w20)); |
| 4477 | __ Ccmp(x20, Operand(0xffffffffffffffffUL), NZCVFlag, eq); |
| 4478 | __ Mrs(x1, NZCV); |
| 4479 | END(); |
| 4480 | |
| 4481 | RUN(); |
| 4482 | |
| 4483 | CHECK_EQUAL_32(NFlag, w0); |
| 4484 | CHECK_EQUAL_32(NoFlag, w1); |
| 4485 | |
| 4486 | TEARDOWN(); |
| 4487 | } |
| 4488 | |
| 4489 | |
| 4490 | TEST(ccmp_shift_extend) { |
| 4491 | INIT_V8(); |
| 4492 | SETUP(); |
| 4493 | |
| 4494 | START(); |
| 4495 | __ Mov(w20, 0x2); |
| 4496 | __ Mov(w21, 0x1); |
| 4497 | __ Mov(x22, 0xffffffffffffffffUL); |
| 4498 | __ Mov(x23, 0xff); |
| 4499 | __ Mov(x24, 0xfffffffffffffffeUL); |
| 4500 | |
| 4501 | __ Cmp(w20, Operand(w20)); |
| 4502 | __ Ccmp(w20, Operand(w21, LSL, 1), NZCVFlag, eq); |
| 4503 | __ Mrs(x0, NZCV); |
| 4504 | |
| 4505 | __ Cmp(w20, Operand(w20)); |
| 4506 | __ Ccmp(x22, Operand(x23, SXTB, 0), NZCVFlag, eq); |
| 4507 | __ Mrs(x1, NZCV); |
| 4508 | |
| 4509 | __ Cmp(w20, Operand(w20)); |
| 4510 | __ Ccmp(x24, Operand(x23, SXTB, 1), NZCVFlag, eq); |
| 4511 | __ Mrs(x2, NZCV); |
| 4512 | |
| 4513 | __ Cmp(w20, Operand(w20)); |
| 4514 | __ Ccmp(x24, Operand(x23, UXTB, 1), NZCVFlag, eq); |
| 4515 | __ Mrs(x3, NZCV); |
| 4516 | |
| 4517 | __ Cmp(w20, Operand(w20)); |
| 4518 | __ Ccmp(x24, Operand(x23, UXTB, 1), NZCVFlag, ne); |
| 4519 | __ Mrs(x4, NZCV); |
| 4520 | END(); |
| 4521 | |
| 4522 | RUN(); |
| 4523 | |
| 4524 | CHECK_EQUAL_32(ZCFlag, w0); |
| 4525 | CHECK_EQUAL_32(ZCFlag, w1); |
| 4526 | CHECK_EQUAL_32(ZCFlag, w2); |
| 4527 | CHECK_EQUAL_32(NCFlag, w3); |
| 4528 | CHECK_EQUAL_32(NZCVFlag, w4); |
| 4529 | |
| 4530 | TEARDOWN(); |
| 4531 | } |
| 4532 | |
| 4533 | |
| 4534 | TEST(csel) { |
| 4535 | INIT_V8(); |
| 4536 | SETUP(); |
| 4537 | |
| 4538 | START(); |
| 4539 | __ Mov(x16, 0); |
| 4540 | __ Mov(x24, 0x0000000f0000000fUL); |
| 4541 | __ Mov(x25, 0x0000001f0000001fUL); |
| 4542 | __ Mov(x26, 0); |
| 4543 | __ Mov(x27, 0); |
| 4544 | |
| 4545 | __ Cmp(w16, 0); |
| 4546 | __ Csel(w0, w24, w25, eq); |
| 4547 | __ Csel(w1, w24, w25, ne); |
| 4548 | __ Csinc(w2, w24, w25, mi); |
| 4549 | __ Csinc(w3, w24, w25, pl); |
| 4550 | |
| 4551 | __ csel(w13, w24, w25, al); |
| 4552 | __ csel(x14, x24, x25, nv); |
| 4553 | |
| 4554 | __ Cmp(x16, 1); |
| 4555 | __ Csinv(x4, x24, x25, gt); |
| 4556 | __ Csinv(x5, x24, x25, le); |
| 4557 | __ Csneg(x6, x24, x25, hs); |
| 4558 | __ Csneg(x7, x24, x25, lo); |
| 4559 | |
| 4560 | __ Cset(w8, ne); |
| 4561 | __ Csetm(w9, ne); |
| 4562 | __ Cinc(x10, x25, ne); |
| 4563 | __ Cinv(x11, x24, ne); |
| 4564 | __ Cneg(x12, x24, ne); |
| 4565 | |
| 4566 | __ csel(w15, w24, w25, al); |
| 4567 | __ csel(x18, x24, x25, nv); |
| 4568 | |
| 4569 | __ CzeroX(x24, ne); |
| 4570 | __ CzeroX(x25, eq); |
| 4571 | |
| 4572 | __ CmovX(x26, x25, ne); |
| 4573 | __ CmovX(x27, x25, eq); |
| 4574 | END(); |
| 4575 | |
| 4576 | RUN(); |
| 4577 | |
| 4578 | CHECK_EQUAL_64(0x0000000f, x0); |
| 4579 | CHECK_EQUAL_64(0x0000001f, x1); |
| 4580 | CHECK_EQUAL_64(0x00000020, x2); |
| 4581 | CHECK_EQUAL_64(0x0000000f, x3); |
| 4582 | CHECK_EQUAL_64(0xffffffe0ffffffe0UL, x4); |
| 4583 | CHECK_EQUAL_64(0x0000000f0000000fUL, x5); |
| 4584 | CHECK_EQUAL_64(0xffffffe0ffffffe1UL, x6); |
| 4585 | CHECK_EQUAL_64(0x0000000f0000000fUL, x7); |
| 4586 | CHECK_EQUAL_64(0x00000001, x8); |
| 4587 | CHECK_EQUAL_64(0xffffffff, x9); |
| 4588 | CHECK_EQUAL_64(0x0000001f00000020UL, x10); |
| 4589 | CHECK_EQUAL_64(0xfffffff0fffffff0UL, x11); |
| 4590 | CHECK_EQUAL_64(0xfffffff0fffffff1UL, x12); |
| 4591 | CHECK_EQUAL_64(0x0000000f, x13); |
| 4592 | CHECK_EQUAL_64(0x0000000f0000000fUL, x14); |
| 4593 | CHECK_EQUAL_64(0x0000000f, x15); |
| 4594 | CHECK_EQUAL_64(0x0000000f0000000fUL, x18); |
| 4595 | CHECK_EQUAL_64(0, x24); |
| 4596 | CHECK_EQUAL_64(0x0000001f0000001fUL, x25); |
| 4597 | CHECK_EQUAL_64(0x0000001f0000001fUL, x26); |
| 4598 | CHECK_EQUAL_64(0, x27); |
| 4599 | |
| 4600 | TEARDOWN(); |
| 4601 | } |
| 4602 | |
| 4603 | |
| 4604 | TEST(csel_imm) { |
| 4605 | INIT_V8(); |
| 4606 | SETUP(); |
| 4607 | |
| 4608 | START(); |
| 4609 | __ Mov(x18, 0); |
| 4610 | __ Mov(x19, 0x80000000); |
| 4611 | __ Mov(x20, 0x8000000000000000UL); |
| 4612 | |
| 4613 | __ Cmp(x18, Operand(0)); |
| 4614 | __ Csel(w0, w19, -2, ne); |
| 4615 | __ Csel(w1, w19, -1, ne); |
| 4616 | __ Csel(w2, w19, 0, ne); |
| 4617 | __ Csel(w3, w19, 1, ne); |
| 4618 | __ Csel(w4, w19, 2, ne); |
| 4619 | __ Csel(w5, w19, Operand(w19, ASR, 31), ne); |
| 4620 | __ Csel(w6, w19, Operand(w19, ROR, 1), ne); |
| 4621 | __ Csel(w7, w19, 3, eq); |
| 4622 | |
| 4623 | __ Csel(x8, x20, -2, ne); |
| 4624 | __ Csel(x9, x20, -1, ne); |
| 4625 | __ Csel(x10, x20, 0, ne); |
| 4626 | __ Csel(x11, x20, 1, ne); |
| 4627 | __ Csel(x12, x20, 2, ne); |
| 4628 | __ Csel(x13, x20, Operand(x20, ASR, 63), ne); |
| 4629 | __ Csel(x14, x20, Operand(x20, ROR, 1), ne); |
| 4630 | __ Csel(x15, x20, 3, eq); |
| 4631 | |
| 4632 | END(); |
| 4633 | |
| 4634 | RUN(); |
| 4635 | |
| 4636 | CHECK_EQUAL_32(-2, w0); |
| 4637 | CHECK_EQUAL_32(-1, w1); |
| 4638 | CHECK_EQUAL_32(0, w2); |
| 4639 | CHECK_EQUAL_32(1, w3); |
| 4640 | CHECK_EQUAL_32(2, w4); |
| 4641 | CHECK_EQUAL_32(-1, w5); |
| 4642 | CHECK_EQUAL_32(0x40000000, w6); |
| 4643 | CHECK_EQUAL_32(0x80000000, w7); |
| 4644 | |
| 4645 | CHECK_EQUAL_64(-2, x8); |
| 4646 | CHECK_EQUAL_64(-1, x9); |
| 4647 | CHECK_EQUAL_64(0, x10); |
| 4648 | CHECK_EQUAL_64(1, x11); |
| 4649 | CHECK_EQUAL_64(2, x12); |
| 4650 | CHECK_EQUAL_64(-1, x13); |
| 4651 | CHECK_EQUAL_64(0x4000000000000000UL, x14); |
| 4652 | CHECK_EQUAL_64(0x8000000000000000UL, x15); |
| 4653 | |
| 4654 | TEARDOWN(); |
| 4655 | } |
| 4656 | |
| 4657 | |
| 4658 | TEST(lslv) { |
| 4659 | INIT_V8(); |
| 4660 | SETUP(); |
| 4661 | |
| 4662 | uint64_t value = 0x0123456789abcdefUL; |
| 4663 | int shift[] = {1, 3, 5, 9, 17, 33}; |
| 4664 | |
| 4665 | START(); |
| 4666 | __ Mov(x0, value); |
| 4667 | __ Mov(w1, shift[0]); |
| 4668 | __ Mov(w2, shift[1]); |
| 4669 | __ Mov(w3, shift[2]); |
| 4670 | __ Mov(w4, shift[3]); |
| 4671 | __ Mov(w5, shift[4]); |
| 4672 | __ Mov(w6, shift[5]); |
| 4673 | |
| 4674 | __ lslv(x0, x0, xzr); |
| 4675 | |
| 4676 | __ Lsl(x16, x0, x1); |
| 4677 | __ Lsl(x17, x0, x2); |
| 4678 | __ Lsl(x18, x0, x3); |
| 4679 | __ Lsl(x19, x0, x4); |
| 4680 | __ Lsl(x20, x0, x5); |
| 4681 | __ Lsl(x21, x0, x6); |
| 4682 | |
| 4683 | __ Lsl(w22, w0, w1); |
| 4684 | __ Lsl(w23, w0, w2); |
| 4685 | __ Lsl(w24, w0, w3); |
| 4686 | __ Lsl(w25, w0, w4); |
| 4687 | __ Lsl(w26, w0, w5); |
| 4688 | __ Lsl(w27, w0, w6); |
| 4689 | END(); |
| 4690 | |
| 4691 | RUN(); |
| 4692 | |
| 4693 | CHECK_EQUAL_64(value, x0); |
| 4694 | CHECK_EQUAL_64(value << (shift[0] & 63), x16); |
| 4695 | CHECK_EQUAL_64(value << (shift[1] & 63), x17); |
| 4696 | CHECK_EQUAL_64(value << (shift[2] & 63), x18); |
| 4697 | CHECK_EQUAL_64(value << (shift[3] & 63), x19); |
| 4698 | CHECK_EQUAL_64(value << (shift[4] & 63), x20); |
| 4699 | CHECK_EQUAL_64(value << (shift[5] & 63), x21); |
| 4700 | CHECK_EQUAL_32(value << (shift[0] & 31), w22); |
| 4701 | CHECK_EQUAL_32(value << (shift[1] & 31), w23); |
| 4702 | CHECK_EQUAL_32(value << (shift[2] & 31), w24); |
| 4703 | CHECK_EQUAL_32(value << (shift[3] & 31), w25); |
| 4704 | CHECK_EQUAL_32(value << (shift[4] & 31), w26); |
| 4705 | CHECK_EQUAL_32(value << (shift[5] & 31), w27); |
| 4706 | |
| 4707 | TEARDOWN(); |
| 4708 | } |
| 4709 | |
| 4710 | |
| 4711 | TEST(lsrv) { |
| 4712 | INIT_V8(); |
| 4713 | SETUP(); |
| 4714 | |
| 4715 | uint64_t value = 0x0123456789abcdefUL; |
| 4716 | int shift[] = {1, 3, 5, 9, 17, 33}; |
| 4717 | |
| 4718 | START(); |
| 4719 | __ Mov(x0, value); |
| 4720 | __ Mov(w1, shift[0]); |
| 4721 | __ Mov(w2, shift[1]); |
| 4722 | __ Mov(w3, shift[2]); |
| 4723 | __ Mov(w4, shift[3]); |
| 4724 | __ Mov(w5, shift[4]); |
| 4725 | __ Mov(w6, shift[5]); |
| 4726 | |
| 4727 | __ lsrv(x0, x0, xzr); |
| 4728 | |
| 4729 | __ Lsr(x16, x0, x1); |
| 4730 | __ Lsr(x17, x0, x2); |
| 4731 | __ Lsr(x18, x0, x3); |
| 4732 | __ Lsr(x19, x0, x4); |
| 4733 | __ Lsr(x20, x0, x5); |
| 4734 | __ Lsr(x21, x0, x6); |
| 4735 | |
| 4736 | __ Lsr(w22, w0, w1); |
| 4737 | __ Lsr(w23, w0, w2); |
| 4738 | __ Lsr(w24, w0, w3); |
| 4739 | __ Lsr(w25, w0, w4); |
| 4740 | __ Lsr(w26, w0, w5); |
| 4741 | __ Lsr(w27, w0, w6); |
| 4742 | END(); |
| 4743 | |
| 4744 | RUN(); |
| 4745 | |
| 4746 | CHECK_EQUAL_64(value, x0); |
| 4747 | CHECK_EQUAL_64(value >> (shift[0] & 63), x16); |
| 4748 | CHECK_EQUAL_64(value >> (shift[1] & 63), x17); |
| 4749 | CHECK_EQUAL_64(value >> (shift[2] & 63), x18); |
| 4750 | CHECK_EQUAL_64(value >> (shift[3] & 63), x19); |
| 4751 | CHECK_EQUAL_64(value >> (shift[4] & 63), x20); |
| 4752 | CHECK_EQUAL_64(value >> (shift[5] & 63), x21); |
| 4753 | |
| 4754 | value &= 0xffffffffUL; |
| 4755 | CHECK_EQUAL_32(value >> (shift[0] & 31), w22); |
| 4756 | CHECK_EQUAL_32(value >> (shift[1] & 31), w23); |
| 4757 | CHECK_EQUAL_32(value >> (shift[2] & 31), w24); |
| 4758 | CHECK_EQUAL_32(value >> (shift[3] & 31), w25); |
| 4759 | CHECK_EQUAL_32(value >> (shift[4] & 31), w26); |
| 4760 | CHECK_EQUAL_32(value >> (shift[5] & 31), w27); |
| 4761 | |
| 4762 | TEARDOWN(); |
| 4763 | } |
| 4764 | |
| 4765 | |
| 4766 | TEST(asrv) { |
| 4767 | INIT_V8(); |
| 4768 | SETUP(); |
| 4769 | |
| 4770 | int64_t value = 0xfedcba98fedcba98UL; |
| 4771 | int shift[] = {1, 3, 5, 9, 17, 33}; |
| 4772 | |
| 4773 | START(); |
| 4774 | __ Mov(x0, value); |
| 4775 | __ Mov(w1, shift[0]); |
| 4776 | __ Mov(w2, shift[1]); |
| 4777 | __ Mov(w3, shift[2]); |
| 4778 | __ Mov(w4, shift[3]); |
| 4779 | __ Mov(w5, shift[4]); |
| 4780 | __ Mov(w6, shift[5]); |
| 4781 | |
| 4782 | __ asrv(x0, x0, xzr); |
| 4783 | |
| 4784 | __ Asr(x16, x0, x1); |
| 4785 | __ Asr(x17, x0, x2); |
| 4786 | __ Asr(x18, x0, x3); |
| 4787 | __ Asr(x19, x0, x4); |
| 4788 | __ Asr(x20, x0, x5); |
| 4789 | __ Asr(x21, x0, x6); |
| 4790 | |
| 4791 | __ Asr(w22, w0, w1); |
| 4792 | __ Asr(w23, w0, w2); |
| 4793 | __ Asr(w24, w0, w3); |
| 4794 | __ Asr(w25, w0, w4); |
| 4795 | __ Asr(w26, w0, w5); |
| 4796 | __ Asr(w27, w0, w6); |
| 4797 | END(); |
| 4798 | |
| 4799 | RUN(); |
| 4800 | |
| 4801 | CHECK_EQUAL_64(value, x0); |
| 4802 | CHECK_EQUAL_64(value >> (shift[0] & 63), x16); |
| 4803 | CHECK_EQUAL_64(value >> (shift[1] & 63), x17); |
| 4804 | CHECK_EQUAL_64(value >> (shift[2] & 63), x18); |
| 4805 | CHECK_EQUAL_64(value >> (shift[3] & 63), x19); |
| 4806 | CHECK_EQUAL_64(value >> (shift[4] & 63), x20); |
| 4807 | CHECK_EQUAL_64(value >> (shift[5] & 63), x21); |
| 4808 | |
| 4809 | int32_t value32 = static_cast<int32_t>(value & 0xffffffffUL); |
| 4810 | CHECK_EQUAL_32(value32 >> (shift[0] & 31), w22); |
| 4811 | CHECK_EQUAL_32(value32 >> (shift[1] & 31), w23); |
| 4812 | CHECK_EQUAL_32(value32 >> (shift[2] & 31), w24); |
| 4813 | CHECK_EQUAL_32(value32 >> (shift[3] & 31), w25); |
| 4814 | CHECK_EQUAL_32(value32 >> (shift[4] & 31), w26); |
| 4815 | CHECK_EQUAL_32(value32 >> (shift[5] & 31), w27); |
| 4816 | |
| 4817 | TEARDOWN(); |
| 4818 | } |
| 4819 | |
| 4820 | |
| 4821 | TEST(rorv) { |
| 4822 | INIT_V8(); |
| 4823 | SETUP(); |
| 4824 | |
| 4825 | uint64_t value = 0x0123456789abcdefUL; |
| 4826 | int shift[] = {4, 8, 12, 16, 24, 36}; |
| 4827 | |
| 4828 | START(); |
| 4829 | __ Mov(x0, value); |
| 4830 | __ Mov(w1, shift[0]); |
| 4831 | __ Mov(w2, shift[1]); |
| 4832 | __ Mov(w3, shift[2]); |
| 4833 | __ Mov(w4, shift[3]); |
| 4834 | __ Mov(w5, shift[4]); |
| 4835 | __ Mov(w6, shift[5]); |
| 4836 | |
| 4837 | __ rorv(x0, x0, xzr); |
| 4838 | |
| 4839 | __ Ror(x16, x0, x1); |
| 4840 | __ Ror(x17, x0, x2); |
| 4841 | __ Ror(x18, x0, x3); |
| 4842 | __ Ror(x19, x0, x4); |
| 4843 | __ Ror(x20, x0, x5); |
| 4844 | __ Ror(x21, x0, x6); |
| 4845 | |
| 4846 | __ Ror(w22, w0, w1); |
| 4847 | __ Ror(w23, w0, w2); |
| 4848 | __ Ror(w24, w0, w3); |
| 4849 | __ Ror(w25, w0, w4); |
| 4850 | __ Ror(w26, w0, w5); |
| 4851 | __ Ror(w27, w0, w6); |
| 4852 | END(); |
| 4853 | |
| 4854 | RUN(); |
| 4855 | |
| 4856 | CHECK_EQUAL_64(value, x0); |
| 4857 | CHECK_EQUAL_64(0xf0123456789abcdeUL, x16); |
| 4858 | CHECK_EQUAL_64(0xef0123456789abcdUL, x17); |
| 4859 | CHECK_EQUAL_64(0xdef0123456789abcUL, x18); |
| 4860 | CHECK_EQUAL_64(0xcdef0123456789abUL, x19); |
| 4861 | CHECK_EQUAL_64(0xabcdef0123456789UL, x20); |
| 4862 | CHECK_EQUAL_64(0x789abcdef0123456UL, x21); |
| 4863 | CHECK_EQUAL_32(0xf89abcde, w22); |
| 4864 | CHECK_EQUAL_32(0xef89abcd, w23); |
| 4865 | CHECK_EQUAL_32(0xdef89abc, w24); |
| 4866 | CHECK_EQUAL_32(0xcdef89ab, w25); |
| 4867 | CHECK_EQUAL_32(0xabcdef89, w26); |
| 4868 | CHECK_EQUAL_32(0xf89abcde, w27); |
| 4869 | |
| 4870 | TEARDOWN(); |
| 4871 | } |
| 4872 | |
| 4873 | |
| 4874 | TEST(bfm) { |
| 4875 | INIT_V8(); |
| 4876 | SETUP(); |
| 4877 | |
| 4878 | START(); |
| 4879 | __ Mov(x1, 0x0123456789abcdefL); |
| 4880 | |
| 4881 | __ Mov(x10, 0x8888888888888888L); |
| 4882 | __ Mov(x11, 0x8888888888888888L); |
| 4883 | __ Mov(x12, 0x8888888888888888L); |
| 4884 | __ Mov(x13, 0x8888888888888888L); |
| 4885 | __ Mov(w20, 0x88888888); |
| 4886 | __ Mov(w21, 0x88888888); |
| 4887 | |
| 4888 | __ bfm(x10, x1, 16, 31); |
| 4889 | __ bfm(x11, x1, 32, 15); |
| 4890 | |
| 4891 | __ bfm(w20, w1, 16, 23); |
| 4892 | __ bfm(w21, w1, 24, 15); |
| 4893 | |
| 4894 | // Aliases. |
| 4895 | __ Bfi(x12, x1, 16, 8); |
| 4896 | __ Bfxil(x13, x1, 16, 8); |
| 4897 | END(); |
| 4898 | |
| 4899 | RUN(); |
| 4900 | |
| 4901 | |
| 4902 | CHECK_EQUAL_64(0x88888888888889abL, x10); |
| 4903 | CHECK_EQUAL_64(0x8888cdef88888888L, x11); |
| 4904 | |
| 4905 | CHECK_EQUAL_32(0x888888ab, w20); |
| 4906 | CHECK_EQUAL_32(0x88cdef88, w21); |
| 4907 | |
| 4908 | CHECK_EQUAL_64(0x8888888888ef8888L, x12); |
| 4909 | CHECK_EQUAL_64(0x88888888888888abL, x13); |
| 4910 | |
| 4911 | TEARDOWN(); |
| 4912 | } |
| 4913 | |
| 4914 | |
| 4915 | TEST(sbfm) { |
| 4916 | INIT_V8(); |
| 4917 | SETUP(); |
| 4918 | |
| 4919 | START(); |
| 4920 | __ Mov(x1, 0x0123456789abcdefL); |
| 4921 | __ Mov(x2, 0xfedcba9876543210L); |
| 4922 | |
| 4923 | __ sbfm(x10, x1, 16, 31); |
| 4924 | __ sbfm(x11, x1, 32, 15); |
| 4925 | __ sbfm(x12, x1, 32, 47); |
| 4926 | __ sbfm(x13, x1, 48, 35); |
| 4927 | |
| 4928 | __ sbfm(w14, w1, 16, 23); |
| 4929 | __ sbfm(w15, w1, 24, 15); |
| 4930 | __ sbfm(w16, w2, 16, 23); |
| 4931 | __ sbfm(w17, w2, 24, 15); |
| 4932 | |
| 4933 | // Aliases. |
| 4934 | __ Asr(x18, x1, 32); |
| 4935 | __ Asr(x19, x2, 32); |
| 4936 | __ Sbfiz(x20, x1, 8, 16); |
| 4937 | __ Sbfiz(x21, x2, 8, 16); |
| 4938 | __ Sbfx(x22, x1, 8, 16); |
| 4939 | __ Sbfx(x23, x2, 8, 16); |
| 4940 | __ Sxtb(x24, w1); |
| 4941 | __ Sxtb(x25, x2); |
| 4942 | __ Sxth(x26, w1); |
| 4943 | __ Sxth(x27, x2); |
| 4944 | __ Sxtw(x28, w1); |
| 4945 | __ Sxtw(x29, x2); |
| 4946 | END(); |
| 4947 | |
| 4948 | RUN(); |
| 4949 | |
| 4950 | |
| 4951 | CHECK_EQUAL_64(0xffffffffffff89abL, x10); |
| 4952 | CHECK_EQUAL_64(0xffffcdef00000000L, x11); |
| 4953 | CHECK_EQUAL_64(0x4567L, x12); |
| 4954 | CHECK_EQUAL_64(0x789abcdef0000L, x13); |
| 4955 | |
| 4956 | CHECK_EQUAL_32(0xffffffab, w14); |
| 4957 | CHECK_EQUAL_32(0xffcdef00, w15); |
| 4958 | CHECK_EQUAL_32(0x54, w16); |
| 4959 | CHECK_EQUAL_32(0x00321000, w17); |
| 4960 | |
| 4961 | CHECK_EQUAL_64(0x01234567L, x18); |
| 4962 | CHECK_EQUAL_64(0xfffffffffedcba98L, x19); |
| 4963 | CHECK_EQUAL_64(0xffffffffffcdef00L, x20); |
| 4964 | CHECK_EQUAL_64(0x321000L, x21); |
| 4965 | CHECK_EQUAL_64(0xffffffffffffabcdL, x22); |
| 4966 | CHECK_EQUAL_64(0x5432L, x23); |
| 4967 | CHECK_EQUAL_64(0xffffffffffffffefL, x24); |
| 4968 | CHECK_EQUAL_64(0x10, x25); |
| 4969 | CHECK_EQUAL_64(0xffffffffffffcdefL, x26); |
| 4970 | CHECK_EQUAL_64(0x3210, x27); |
| 4971 | CHECK_EQUAL_64(0xffffffff89abcdefL, x28); |
| 4972 | CHECK_EQUAL_64(0x76543210, x29); |
| 4973 | |
| 4974 | TEARDOWN(); |
| 4975 | } |
| 4976 | |
| 4977 | |
| 4978 | TEST(ubfm) { |
| 4979 | INIT_V8(); |
| 4980 | SETUP(); |
| 4981 | |
| 4982 | START(); |
| 4983 | __ Mov(x1, 0x0123456789abcdefL); |
| 4984 | __ Mov(x2, 0xfedcba9876543210L); |
| 4985 | |
| 4986 | __ Mov(x10, 0x8888888888888888L); |
| 4987 | __ Mov(x11, 0x8888888888888888L); |
| 4988 | |
| 4989 | __ ubfm(x10, x1, 16, 31); |
| 4990 | __ ubfm(x11, x1, 32, 15); |
| 4991 | __ ubfm(x12, x1, 32, 47); |
| 4992 | __ ubfm(x13, x1, 48, 35); |
| 4993 | |
| 4994 | __ ubfm(w25, w1, 16, 23); |
| 4995 | __ ubfm(w26, w1, 24, 15); |
| 4996 | __ ubfm(w27, w2, 16, 23); |
| 4997 | __ ubfm(w28, w2, 24, 15); |
| 4998 | |
| 4999 | // Aliases |
| 5000 | __ Lsl(x15, x1, 63); |
| 5001 | __ Lsl(x16, x1, 0); |
| 5002 | __ Lsr(x17, x1, 32); |
| 5003 | __ Ubfiz(x18, x1, 8, 16); |
| 5004 | __ Ubfx(x19, x1, 8, 16); |
| 5005 | __ Uxtb(x20, x1); |
| 5006 | __ Uxth(x21, x1); |
| 5007 | __ Uxtw(x22, x1); |
| 5008 | END(); |
| 5009 | |
| 5010 | RUN(); |
| 5011 | |
| 5012 | CHECK_EQUAL_64(0x00000000000089abL, x10); |
| 5013 | CHECK_EQUAL_64(0x0000cdef00000000L, x11); |
| 5014 | CHECK_EQUAL_64(0x4567L, x12); |
| 5015 | CHECK_EQUAL_64(0x789abcdef0000L, x13); |
| 5016 | |
| 5017 | CHECK_EQUAL_32(0x000000ab, w25); |
| 5018 | CHECK_EQUAL_32(0x00cdef00, w26); |
| 5019 | CHECK_EQUAL_32(0x54, w27); |
| 5020 | CHECK_EQUAL_32(0x00321000, w28); |
| 5021 | |
| 5022 | CHECK_EQUAL_64(0x8000000000000000L, x15); |
| 5023 | CHECK_EQUAL_64(0x0123456789abcdefL, x16); |
| 5024 | CHECK_EQUAL_64(0x01234567L, x17); |
| 5025 | CHECK_EQUAL_64(0xcdef00L, x18); |
| 5026 | CHECK_EQUAL_64(0xabcdL, x19); |
| 5027 | CHECK_EQUAL_64(0xefL, x20); |
| 5028 | CHECK_EQUAL_64(0xcdefL, x21); |
| 5029 | CHECK_EQUAL_64(0x89abcdefL, x22); |
| 5030 | |
| 5031 | TEARDOWN(); |
| 5032 | } |
| 5033 | |
| 5034 | |
| 5035 | TEST(extr) { |
| 5036 | INIT_V8(); |
| 5037 | SETUP(); |
| 5038 | |
| 5039 | START(); |
| 5040 | __ Mov(x1, 0x0123456789abcdefL); |
| 5041 | __ Mov(x2, 0xfedcba9876543210L); |
| 5042 | |
| 5043 | __ Extr(w10, w1, w2, 0); |
| 5044 | __ Extr(x11, x1, x2, 0); |
| 5045 | __ Extr(w12, w1, w2, 1); |
| 5046 | __ Extr(x13, x2, x1, 2); |
| 5047 | |
| 5048 | __ Ror(w20, w1, 0); |
| 5049 | __ Ror(x21, x1, 0); |
| 5050 | __ Ror(w22, w2, 17); |
| 5051 | __ Ror(w23, w1, 31); |
| 5052 | __ Ror(x24, x2, 1); |
| 5053 | __ Ror(x25, x1, 63); |
| 5054 | END(); |
| 5055 | |
| 5056 | RUN(); |
| 5057 | |
| 5058 | CHECK_EQUAL_64(0x76543210, x10); |
| 5059 | CHECK_EQUAL_64(0xfedcba9876543210L, x11); |
| 5060 | CHECK_EQUAL_64(0xbb2a1908, x12); |
| 5061 | CHECK_EQUAL_64(0x0048d159e26af37bUL, x13); |
| 5062 | CHECK_EQUAL_64(0x89abcdef, x20); |
| 5063 | CHECK_EQUAL_64(0x0123456789abcdefL, x21); |
| 5064 | CHECK_EQUAL_64(0x19083b2a, x22); |
| 5065 | CHECK_EQUAL_64(0x13579bdf, x23); |
| 5066 | CHECK_EQUAL_64(0x7f6e5d4c3b2a1908UL, x24); |
| 5067 | CHECK_EQUAL_64(0x02468acf13579bdeUL, x25); |
| 5068 | |
| 5069 | TEARDOWN(); |
| 5070 | } |
| 5071 | |
| 5072 | |
| 5073 | TEST(fmov_imm) { |
| 5074 | INIT_V8(); |
| 5075 | SETUP(); |
| 5076 | |
| 5077 | START(); |
| 5078 | __ Fmov(s11, 1.0); |
| 5079 | __ Fmov(d22, -13.0); |
| 5080 | __ Fmov(s1, 255.0); |
| 5081 | __ Fmov(d2, 12.34567); |
| 5082 | __ Fmov(s3, 0.0); |
| 5083 | __ Fmov(d4, 0.0); |
| 5084 | __ Fmov(s5, kFP32PositiveInfinity); |
| 5085 | __ Fmov(d6, kFP64NegativeInfinity); |
| 5086 | END(); |
| 5087 | |
| 5088 | RUN(); |
| 5089 | |
| 5090 | CHECK_EQUAL_FP32(1.0, s11); |
| 5091 | CHECK_EQUAL_FP64(-13.0, d22); |
| 5092 | CHECK_EQUAL_FP32(255.0, s1); |
| 5093 | CHECK_EQUAL_FP64(12.34567, d2); |
| 5094 | CHECK_EQUAL_FP32(0.0, s3); |
| 5095 | CHECK_EQUAL_FP64(0.0, d4); |
| 5096 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s5); |
| 5097 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d6); |
| 5098 | |
| 5099 | TEARDOWN(); |
| 5100 | } |
| 5101 | |
| 5102 | |
| 5103 | TEST(fmov_reg) { |
| 5104 | INIT_V8(); |
| 5105 | SETUP(); |
| 5106 | |
| 5107 | START(); |
| 5108 | __ Fmov(s20, 1.0); |
| 5109 | __ Fmov(w10, s20); |
| 5110 | __ Fmov(s30, w10); |
| 5111 | __ Fmov(s5, s20); |
| 5112 | __ Fmov(d1, -13.0); |
| 5113 | __ Fmov(x1, d1); |
| 5114 | __ Fmov(d2, x1); |
| 5115 | __ Fmov(d4, d1); |
| 5116 | __ Fmov(d6, rawbits_to_double(0x0123456789abcdefL)); |
| 5117 | __ Fmov(s6, s6); |
| 5118 | END(); |
| 5119 | |
| 5120 | RUN(); |
| 5121 | |
| 5122 | CHECK_EQUAL_32(float_to_rawbits(1.0), w10); |
| 5123 | CHECK_EQUAL_FP32(1.0, s30); |
| 5124 | CHECK_EQUAL_FP32(1.0, s5); |
| 5125 | CHECK_EQUAL_64(double_to_rawbits(-13.0), x1); |
| 5126 | CHECK_EQUAL_FP64(-13.0, d2); |
| 5127 | CHECK_EQUAL_FP64(-13.0, d4); |
| 5128 | CHECK_EQUAL_FP32(rawbits_to_float(0x89abcdef), s6); |
| 5129 | |
| 5130 | TEARDOWN(); |
| 5131 | } |
| 5132 | |
| 5133 | |
| 5134 | TEST(fadd) { |
| 5135 | INIT_V8(); |
| 5136 | SETUP(); |
| 5137 | |
| 5138 | START(); |
| 5139 | __ Fmov(s14, -0.0f); |
| 5140 | __ Fmov(s15, kFP32PositiveInfinity); |
| 5141 | __ Fmov(s16, kFP32NegativeInfinity); |
| 5142 | __ Fmov(s17, 3.25f); |
| 5143 | __ Fmov(s18, 1.0f); |
| 5144 | __ Fmov(s19, 0.0f); |
| 5145 | |
| 5146 | __ Fmov(d26, -0.0); |
| 5147 | __ Fmov(d27, kFP64PositiveInfinity); |
| 5148 | __ Fmov(d28, kFP64NegativeInfinity); |
| 5149 | __ Fmov(d29, 0.0); |
| 5150 | __ Fmov(d30, -2.0); |
| 5151 | __ Fmov(d31, 2.25); |
| 5152 | |
| 5153 | __ Fadd(s0, s17, s18); |
| 5154 | __ Fadd(s1, s18, s19); |
| 5155 | __ Fadd(s2, s14, s18); |
| 5156 | __ Fadd(s3, s15, s18); |
| 5157 | __ Fadd(s4, s16, s18); |
| 5158 | __ Fadd(s5, s15, s16); |
| 5159 | __ Fadd(s6, s16, s15); |
| 5160 | |
| 5161 | __ Fadd(d7, d30, d31); |
| 5162 | __ Fadd(d8, d29, d31); |
| 5163 | __ Fadd(d9, d26, d31); |
| 5164 | __ Fadd(d10, d27, d31); |
| 5165 | __ Fadd(d11, d28, d31); |
| 5166 | __ Fadd(d12, d27, d28); |
| 5167 | __ Fadd(d13, d28, d27); |
| 5168 | END(); |
| 5169 | |
| 5170 | RUN(); |
| 5171 | |
| 5172 | CHECK_EQUAL_FP32(4.25, s0); |
| 5173 | CHECK_EQUAL_FP32(1.0, s1); |
| 5174 | CHECK_EQUAL_FP32(1.0, s2); |
| 5175 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s3); |
| 5176 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s4); |
| 5177 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s5); |
| 5178 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s6); |
| 5179 | CHECK_EQUAL_FP64(0.25, d7); |
| 5180 | CHECK_EQUAL_FP64(2.25, d8); |
| 5181 | CHECK_EQUAL_FP64(2.25, d9); |
| 5182 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d10); |
| 5183 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d11); |
| 5184 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d12); |
| 5185 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d13); |
| 5186 | |
| 5187 | TEARDOWN(); |
| 5188 | } |
| 5189 | |
| 5190 | |
| 5191 | TEST(fsub) { |
| 5192 | INIT_V8(); |
| 5193 | SETUP(); |
| 5194 | |
| 5195 | START(); |
| 5196 | __ Fmov(s14, -0.0f); |
| 5197 | __ Fmov(s15, kFP32PositiveInfinity); |
| 5198 | __ Fmov(s16, kFP32NegativeInfinity); |
| 5199 | __ Fmov(s17, 3.25f); |
| 5200 | __ Fmov(s18, 1.0f); |
| 5201 | __ Fmov(s19, 0.0f); |
| 5202 | |
| 5203 | __ Fmov(d26, -0.0); |
| 5204 | __ Fmov(d27, kFP64PositiveInfinity); |
| 5205 | __ Fmov(d28, kFP64NegativeInfinity); |
| 5206 | __ Fmov(d29, 0.0); |
| 5207 | __ Fmov(d30, -2.0); |
| 5208 | __ Fmov(d31, 2.25); |
| 5209 | |
| 5210 | __ Fsub(s0, s17, s18); |
| 5211 | __ Fsub(s1, s18, s19); |
| 5212 | __ Fsub(s2, s14, s18); |
| 5213 | __ Fsub(s3, s18, s15); |
| 5214 | __ Fsub(s4, s18, s16); |
| 5215 | __ Fsub(s5, s15, s15); |
| 5216 | __ Fsub(s6, s16, s16); |
| 5217 | |
| 5218 | __ Fsub(d7, d30, d31); |
| 5219 | __ Fsub(d8, d29, d31); |
| 5220 | __ Fsub(d9, d26, d31); |
| 5221 | __ Fsub(d10, d31, d27); |
| 5222 | __ Fsub(d11, d31, d28); |
| 5223 | __ Fsub(d12, d27, d27); |
| 5224 | __ Fsub(d13, d28, d28); |
| 5225 | END(); |
| 5226 | |
| 5227 | RUN(); |
| 5228 | |
| 5229 | CHECK_EQUAL_FP32(2.25, s0); |
| 5230 | CHECK_EQUAL_FP32(1.0, s1); |
| 5231 | CHECK_EQUAL_FP32(-1.0, s2); |
| 5232 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s3); |
| 5233 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s4); |
| 5234 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s5); |
| 5235 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s6); |
| 5236 | CHECK_EQUAL_FP64(-4.25, d7); |
| 5237 | CHECK_EQUAL_FP64(-2.25, d8); |
| 5238 | CHECK_EQUAL_FP64(-2.25, d9); |
| 5239 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d10); |
| 5240 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d11); |
| 5241 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d12); |
| 5242 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d13); |
| 5243 | |
| 5244 | TEARDOWN(); |
| 5245 | } |
| 5246 | |
| 5247 | |
| 5248 | TEST(fmul) { |
| 5249 | INIT_V8(); |
| 5250 | SETUP(); |
| 5251 | |
| 5252 | START(); |
| 5253 | __ Fmov(s14, -0.0f); |
| 5254 | __ Fmov(s15, kFP32PositiveInfinity); |
| 5255 | __ Fmov(s16, kFP32NegativeInfinity); |
| 5256 | __ Fmov(s17, 3.25f); |
| 5257 | __ Fmov(s18, 2.0f); |
| 5258 | __ Fmov(s19, 0.0f); |
| 5259 | __ Fmov(s20, -2.0f); |
| 5260 | |
| 5261 | __ Fmov(d26, -0.0); |
| 5262 | __ Fmov(d27, kFP64PositiveInfinity); |
| 5263 | __ Fmov(d28, kFP64NegativeInfinity); |
| 5264 | __ Fmov(d29, 0.0); |
| 5265 | __ Fmov(d30, -2.0); |
| 5266 | __ Fmov(d31, 2.25); |
| 5267 | |
| 5268 | __ Fmul(s0, s17, s18); |
| 5269 | __ Fmul(s1, s18, s19); |
| 5270 | __ Fmul(s2, s14, s14); |
| 5271 | __ Fmul(s3, s15, s20); |
| 5272 | __ Fmul(s4, s16, s20); |
| 5273 | __ Fmul(s5, s15, s19); |
| 5274 | __ Fmul(s6, s19, s16); |
| 5275 | |
| 5276 | __ Fmul(d7, d30, d31); |
| 5277 | __ Fmul(d8, d29, d31); |
| 5278 | __ Fmul(d9, d26, d26); |
| 5279 | __ Fmul(d10, d27, d30); |
| 5280 | __ Fmul(d11, d28, d30); |
| 5281 | __ Fmul(d12, d27, d29); |
| 5282 | __ Fmul(d13, d29, d28); |
| 5283 | END(); |
| 5284 | |
| 5285 | RUN(); |
| 5286 | |
| 5287 | CHECK_EQUAL_FP32(6.5, s0); |
| 5288 | CHECK_EQUAL_FP32(0.0, s1); |
| 5289 | CHECK_EQUAL_FP32(0.0, s2); |
| 5290 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s3); |
| 5291 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s4); |
| 5292 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s5); |
| 5293 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s6); |
| 5294 | CHECK_EQUAL_FP64(-4.5, d7); |
| 5295 | CHECK_EQUAL_FP64(0.0, d8); |
| 5296 | CHECK_EQUAL_FP64(0.0, d9); |
| 5297 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d10); |
| 5298 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d11); |
| 5299 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d12); |
| 5300 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d13); |
| 5301 | |
| 5302 | TEARDOWN(); |
| 5303 | } |
| 5304 | |
| 5305 | |
| 5306 | static void FmaddFmsubHelper(double n, double m, double a, |
| 5307 | double fmadd, double fmsub, |
| 5308 | double fnmadd, double fnmsub) { |
| 5309 | SETUP(); |
| 5310 | START(); |
| 5311 | |
| 5312 | __ Fmov(d0, n); |
| 5313 | __ Fmov(d1, m); |
| 5314 | __ Fmov(d2, a); |
| 5315 | __ Fmadd(d28, d0, d1, d2); |
| 5316 | __ Fmsub(d29, d0, d1, d2); |
| 5317 | __ Fnmadd(d30, d0, d1, d2); |
| 5318 | __ Fnmsub(d31, d0, d1, d2); |
| 5319 | |
| 5320 | END(); |
| 5321 | RUN(); |
| 5322 | |
| 5323 | CHECK_EQUAL_FP64(fmadd, d28); |
| 5324 | CHECK_EQUAL_FP64(fmsub, d29); |
| 5325 | CHECK_EQUAL_FP64(fnmadd, d30); |
| 5326 | CHECK_EQUAL_FP64(fnmsub, d31); |
| 5327 | |
| 5328 | TEARDOWN(); |
| 5329 | } |
| 5330 | |
| 5331 | |
| 5332 | TEST(fmadd_fmsub_double) { |
| 5333 | INIT_V8(); |
| 5334 | |
| 5335 | // It's hard to check the result of fused operations because the only way to |
| 5336 | // calculate the result is using fma, which is what the simulator uses anyway. |
| 5337 | // TODO(jbramley): Add tests to check behaviour against a hardware trace. |
| 5338 | |
| 5339 | // Basic operation. |
| 5340 | FmaddFmsubHelper(1.0, 2.0, 3.0, 5.0, 1.0, -5.0, -1.0); |
| 5341 | FmaddFmsubHelper(-1.0, 2.0, 3.0, 1.0, 5.0, -1.0, -5.0); |
| 5342 | |
| 5343 | // Check the sign of exact zeroes. |
| 5344 | // n m a fmadd fmsub fnmadd fnmsub |
| 5345 | FmaddFmsubHelper(-0.0, +0.0, -0.0, -0.0, +0.0, +0.0, +0.0); |
| 5346 | FmaddFmsubHelper(+0.0, +0.0, -0.0, +0.0, -0.0, +0.0, +0.0); |
| 5347 | FmaddFmsubHelper(+0.0, +0.0, +0.0, +0.0, +0.0, -0.0, +0.0); |
| 5348 | FmaddFmsubHelper(-0.0, +0.0, +0.0, +0.0, +0.0, +0.0, -0.0); |
| 5349 | FmaddFmsubHelper(+0.0, -0.0, -0.0, -0.0, +0.0, +0.0, +0.0); |
| 5350 | FmaddFmsubHelper(-0.0, -0.0, -0.0, +0.0, -0.0, +0.0, +0.0); |
| 5351 | FmaddFmsubHelper(-0.0, -0.0, +0.0, +0.0, +0.0, -0.0, +0.0); |
| 5352 | FmaddFmsubHelper(+0.0, -0.0, +0.0, +0.0, +0.0, +0.0, -0.0); |
| 5353 | |
| 5354 | // Check NaN generation. |
| 5355 | FmaddFmsubHelper(kFP64PositiveInfinity, 0.0, 42.0, |
| 5356 | kFP64DefaultNaN, kFP64DefaultNaN, |
| 5357 | kFP64DefaultNaN, kFP64DefaultNaN); |
| 5358 | FmaddFmsubHelper(0.0, kFP64PositiveInfinity, 42.0, |
| 5359 | kFP64DefaultNaN, kFP64DefaultNaN, |
| 5360 | kFP64DefaultNaN, kFP64DefaultNaN); |
| 5361 | FmaddFmsubHelper(kFP64PositiveInfinity, 1.0, kFP64PositiveInfinity, |
| 5362 | kFP64PositiveInfinity, // inf + ( inf * 1) = inf |
| 5363 | kFP64DefaultNaN, // inf + (-inf * 1) = NaN |
| 5364 | kFP64NegativeInfinity, // -inf + (-inf * 1) = -inf |
| 5365 | kFP64DefaultNaN); // -inf + ( inf * 1) = NaN |
| 5366 | FmaddFmsubHelper(kFP64NegativeInfinity, 1.0, kFP64PositiveInfinity, |
| 5367 | kFP64DefaultNaN, // inf + (-inf * 1) = NaN |
| 5368 | kFP64PositiveInfinity, // inf + ( inf * 1) = inf |
| 5369 | kFP64DefaultNaN, // -inf + ( inf * 1) = NaN |
| 5370 | kFP64NegativeInfinity); // -inf + (-inf * 1) = -inf |
| 5371 | } |
| 5372 | |
| 5373 | |
| 5374 | static void FmaddFmsubHelper(float n, float m, float a, |
| 5375 | float fmadd, float fmsub, |
| 5376 | float fnmadd, float fnmsub) { |
| 5377 | SETUP(); |
| 5378 | START(); |
| 5379 | |
| 5380 | __ Fmov(s0, n); |
| 5381 | __ Fmov(s1, m); |
| 5382 | __ Fmov(s2, a); |
| 5383 | __ Fmadd(s28, s0, s1, s2); |
| 5384 | __ Fmsub(s29, s0, s1, s2); |
| 5385 | __ Fnmadd(s30, s0, s1, s2); |
| 5386 | __ Fnmsub(s31, s0, s1, s2); |
| 5387 | |
| 5388 | END(); |
| 5389 | RUN(); |
| 5390 | |
| 5391 | CHECK_EQUAL_FP32(fmadd, s28); |
| 5392 | CHECK_EQUAL_FP32(fmsub, s29); |
| 5393 | CHECK_EQUAL_FP32(fnmadd, s30); |
| 5394 | CHECK_EQUAL_FP32(fnmsub, s31); |
| 5395 | |
| 5396 | TEARDOWN(); |
| 5397 | } |
| 5398 | |
| 5399 | |
| 5400 | TEST(fmadd_fmsub_float) { |
| 5401 | INIT_V8(); |
| 5402 | // It's hard to check the result of fused operations because the only way to |
| 5403 | // calculate the result is using fma, which is what the simulator uses anyway. |
| 5404 | // TODO(jbramley): Add tests to check behaviour against a hardware trace. |
| 5405 | |
| 5406 | // Basic operation. |
| 5407 | FmaddFmsubHelper(1.0f, 2.0f, 3.0f, 5.0f, 1.0f, -5.0f, -1.0f); |
| 5408 | FmaddFmsubHelper(-1.0f, 2.0f, 3.0f, 1.0f, 5.0f, -1.0f, -5.0f); |
| 5409 | |
| 5410 | // Check the sign of exact zeroes. |
| 5411 | // n m a fmadd fmsub fnmadd fnmsub |
| 5412 | FmaddFmsubHelper(-0.0f, +0.0f, -0.0f, -0.0f, +0.0f, +0.0f, +0.0f); |
| 5413 | FmaddFmsubHelper(+0.0f, +0.0f, -0.0f, +0.0f, -0.0f, +0.0f, +0.0f); |
| 5414 | FmaddFmsubHelper(+0.0f, +0.0f, +0.0f, +0.0f, +0.0f, -0.0f, +0.0f); |
| 5415 | FmaddFmsubHelper(-0.0f, +0.0f, +0.0f, +0.0f, +0.0f, +0.0f, -0.0f); |
| 5416 | FmaddFmsubHelper(+0.0f, -0.0f, -0.0f, -0.0f, +0.0f, +0.0f, +0.0f); |
| 5417 | FmaddFmsubHelper(-0.0f, -0.0f, -0.0f, +0.0f, -0.0f, +0.0f, +0.0f); |
| 5418 | FmaddFmsubHelper(-0.0f, -0.0f, +0.0f, +0.0f, +0.0f, -0.0f, +0.0f); |
| 5419 | FmaddFmsubHelper(+0.0f, -0.0f, +0.0f, +0.0f, +0.0f, +0.0f, -0.0f); |
| 5420 | |
| 5421 | // Check NaN generation. |
| 5422 | FmaddFmsubHelper(kFP32PositiveInfinity, 0.0f, 42.0f, |
| 5423 | kFP32DefaultNaN, kFP32DefaultNaN, |
| 5424 | kFP32DefaultNaN, kFP32DefaultNaN); |
| 5425 | FmaddFmsubHelper(0.0f, kFP32PositiveInfinity, 42.0f, |
| 5426 | kFP32DefaultNaN, kFP32DefaultNaN, |
| 5427 | kFP32DefaultNaN, kFP32DefaultNaN); |
| 5428 | FmaddFmsubHelper(kFP32PositiveInfinity, 1.0f, kFP32PositiveInfinity, |
| 5429 | kFP32PositiveInfinity, // inf + ( inf * 1) = inf |
| 5430 | kFP32DefaultNaN, // inf + (-inf * 1) = NaN |
| 5431 | kFP32NegativeInfinity, // -inf + (-inf * 1) = -inf |
| 5432 | kFP32DefaultNaN); // -inf + ( inf * 1) = NaN |
| 5433 | FmaddFmsubHelper(kFP32NegativeInfinity, 1.0f, kFP32PositiveInfinity, |
| 5434 | kFP32DefaultNaN, // inf + (-inf * 1) = NaN |
| 5435 | kFP32PositiveInfinity, // inf + ( inf * 1) = inf |
| 5436 | kFP32DefaultNaN, // -inf + ( inf * 1) = NaN |
| 5437 | kFP32NegativeInfinity); // -inf + (-inf * 1) = -inf |
| 5438 | } |
| 5439 | |
| 5440 | |
| 5441 | TEST(fmadd_fmsub_double_nans) { |
| 5442 | INIT_V8(); |
| 5443 | // Make sure that NaN propagation works correctly. |
| 5444 | double s1 = rawbits_to_double(0x7ff5555511111111); |
| 5445 | double s2 = rawbits_to_double(0x7ff5555522222222); |
| 5446 | double sa = rawbits_to_double(0x7ff55555aaaaaaaa); |
| 5447 | double q1 = rawbits_to_double(0x7ffaaaaa11111111); |
| 5448 | double q2 = rawbits_to_double(0x7ffaaaaa22222222); |
| 5449 | double qa = rawbits_to_double(0x7ffaaaaaaaaaaaaa); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5450 | CHECK(IsSignallingNaN(s1)); |
| 5451 | CHECK(IsSignallingNaN(s2)); |
| 5452 | CHECK(IsSignallingNaN(sa)); |
| 5453 | CHECK(IsQuietNaN(q1)); |
| 5454 | CHECK(IsQuietNaN(q2)); |
| 5455 | CHECK(IsQuietNaN(qa)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5456 | |
| 5457 | // The input NaNs after passing through ProcessNaN. |
| 5458 | double s1_proc = rawbits_to_double(0x7ffd555511111111); |
| 5459 | double s2_proc = rawbits_to_double(0x7ffd555522222222); |
| 5460 | double sa_proc = rawbits_to_double(0x7ffd5555aaaaaaaa); |
| 5461 | double q1_proc = q1; |
| 5462 | double q2_proc = q2; |
| 5463 | double qa_proc = qa; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5464 | CHECK(IsQuietNaN(s1_proc)); |
| 5465 | CHECK(IsQuietNaN(s2_proc)); |
| 5466 | CHECK(IsQuietNaN(sa_proc)); |
| 5467 | CHECK(IsQuietNaN(q1_proc)); |
| 5468 | CHECK(IsQuietNaN(q2_proc)); |
| 5469 | CHECK(IsQuietNaN(qa_proc)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5470 | |
| 5471 | // Negated NaNs as it would be done on ARMv8 hardware. |
| 5472 | double s1_proc_neg = rawbits_to_double(0xfffd555511111111); |
| 5473 | double sa_proc_neg = rawbits_to_double(0xfffd5555aaaaaaaa); |
| 5474 | double q1_proc_neg = rawbits_to_double(0xfffaaaaa11111111); |
| 5475 | double qa_proc_neg = rawbits_to_double(0xfffaaaaaaaaaaaaa); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5476 | CHECK(IsQuietNaN(s1_proc_neg)); |
| 5477 | CHECK(IsQuietNaN(sa_proc_neg)); |
| 5478 | CHECK(IsQuietNaN(q1_proc_neg)); |
| 5479 | CHECK(IsQuietNaN(qa_proc_neg)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5480 | |
| 5481 | // Quiet NaNs are propagated. |
| 5482 | FmaddFmsubHelper(q1, 0, 0, q1_proc, q1_proc_neg, q1_proc_neg, q1_proc); |
| 5483 | FmaddFmsubHelper(0, q2, 0, q2_proc, q2_proc, q2_proc, q2_proc); |
| 5484 | FmaddFmsubHelper(0, 0, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5485 | FmaddFmsubHelper(q1, q2, 0, q1_proc, q1_proc_neg, q1_proc_neg, q1_proc); |
| 5486 | FmaddFmsubHelper(0, q2, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5487 | FmaddFmsubHelper(q1, 0, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5488 | FmaddFmsubHelper(q1, q2, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5489 | |
| 5490 | // Signalling NaNs are propagated, and made quiet. |
| 5491 | FmaddFmsubHelper(s1, 0, 0, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5492 | FmaddFmsubHelper(0, s2, 0, s2_proc, s2_proc, s2_proc, s2_proc); |
| 5493 | FmaddFmsubHelper(0, 0, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5494 | FmaddFmsubHelper(s1, s2, 0, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5495 | FmaddFmsubHelper(0, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5496 | FmaddFmsubHelper(s1, 0, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5497 | FmaddFmsubHelper(s1, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5498 | |
| 5499 | // Signalling NaNs take precedence over quiet NaNs. |
| 5500 | FmaddFmsubHelper(s1, q2, qa, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5501 | FmaddFmsubHelper(q1, s2, qa, s2_proc, s2_proc, s2_proc, s2_proc); |
| 5502 | FmaddFmsubHelper(q1, q2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5503 | FmaddFmsubHelper(s1, s2, qa, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5504 | FmaddFmsubHelper(q1, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5505 | FmaddFmsubHelper(s1, q2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5506 | FmaddFmsubHelper(s1, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5507 | |
| 5508 | // A NaN generated by the intermediate op1 * op2 overrides a quiet NaN in a. |
| 5509 | FmaddFmsubHelper(0, kFP64PositiveInfinity, qa, |
| 5510 | kFP64DefaultNaN, kFP64DefaultNaN, |
| 5511 | kFP64DefaultNaN, kFP64DefaultNaN); |
| 5512 | FmaddFmsubHelper(kFP64PositiveInfinity, 0, qa, |
| 5513 | kFP64DefaultNaN, kFP64DefaultNaN, |
| 5514 | kFP64DefaultNaN, kFP64DefaultNaN); |
| 5515 | FmaddFmsubHelper(0, kFP64NegativeInfinity, qa, |
| 5516 | kFP64DefaultNaN, kFP64DefaultNaN, |
| 5517 | kFP64DefaultNaN, kFP64DefaultNaN); |
| 5518 | FmaddFmsubHelper(kFP64NegativeInfinity, 0, qa, |
| 5519 | kFP64DefaultNaN, kFP64DefaultNaN, |
| 5520 | kFP64DefaultNaN, kFP64DefaultNaN); |
| 5521 | } |
| 5522 | |
| 5523 | |
| 5524 | TEST(fmadd_fmsub_float_nans) { |
| 5525 | INIT_V8(); |
| 5526 | // Make sure that NaN propagation works correctly. |
| 5527 | float s1 = rawbits_to_float(0x7f951111); |
| 5528 | float s2 = rawbits_to_float(0x7f952222); |
| 5529 | float sa = rawbits_to_float(0x7f95aaaa); |
| 5530 | float q1 = rawbits_to_float(0x7fea1111); |
| 5531 | float q2 = rawbits_to_float(0x7fea2222); |
| 5532 | float qa = rawbits_to_float(0x7feaaaaa); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5533 | CHECK(IsSignallingNaN(s1)); |
| 5534 | CHECK(IsSignallingNaN(s2)); |
| 5535 | CHECK(IsSignallingNaN(sa)); |
| 5536 | CHECK(IsQuietNaN(q1)); |
| 5537 | CHECK(IsQuietNaN(q2)); |
| 5538 | CHECK(IsQuietNaN(qa)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5539 | |
| 5540 | // The input NaNs after passing through ProcessNaN. |
| 5541 | float s1_proc = rawbits_to_float(0x7fd51111); |
| 5542 | float s2_proc = rawbits_to_float(0x7fd52222); |
| 5543 | float sa_proc = rawbits_to_float(0x7fd5aaaa); |
| 5544 | float q1_proc = q1; |
| 5545 | float q2_proc = q2; |
| 5546 | float qa_proc = qa; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5547 | CHECK(IsQuietNaN(s1_proc)); |
| 5548 | CHECK(IsQuietNaN(s2_proc)); |
| 5549 | CHECK(IsQuietNaN(sa_proc)); |
| 5550 | CHECK(IsQuietNaN(q1_proc)); |
| 5551 | CHECK(IsQuietNaN(q2_proc)); |
| 5552 | CHECK(IsQuietNaN(qa_proc)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5553 | |
| 5554 | // Negated NaNs as it would be done on ARMv8 hardware. |
| 5555 | float s1_proc_neg = rawbits_to_float(0xffd51111); |
| 5556 | float sa_proc_neg = rawbits_to_float(0xffd5aaaa); |
| 5557 | float q1_proc_neg = rawbits_to_float(0xffea1111); |
| 5558 | float qa_proc_neg = rawbits_to_float(0xffeaaaaa); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5559 | CHECK(IsQuietNaN(s1_proc_neg)); |
| 5560 | CHECK(IsQuietNaN(sa_proc_neg)); |
| 5561 | CHECK(IsQuietNaN(q1_proc_neg)); |
| 5562 | CHECK(IsQuietNaN(qa_proc_neg)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5563 | |
| 5564 | // Quiet NaNs are propagated. |
| 5565 | FmaddFmsubHelper(q1, 0, 0, q1_proc, q1_proc_neg, q1_proc_neg, q1_proc); |
| 5566 | FmaddFmsubHelper(0, q2, 0, q2_proc, q2_proc, q2_proc, q2_proc); |
| 5567 | FmaddFmsubHelper(0, 0, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5568 | FmaddFmsubHelper(q1, q2, 0, q1_proc, q1_proc_neg, q1_proc_neg, q1_proc); |
| 5569 | FmaddFmsubHelper(0, q2, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5570 | FmaddFmsubHelper(q1, 0, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5571 | FmaddFmsubHelper(q1, q2, qa, qa_proc, qa_proc, qa_proc_neg, qa_proc_neg); |
| 5572 | |
| 5573 | // Signalling NaNs are propagated, and made quiet. |
| 5574 | FmaddFmsubHelper(s1, 0, 0, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5575 | FmaddFmsubHelper(0, s2, 0, s2_proc, s2_proc, s2_proc, s2_proc); |
| 5576 | FmaddFmsubHelper(0, 0, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5577 | FmaddFmsubHelper(s1, s2, 0, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5578 | FmaddFmsubHelper(0, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5579 | FmaddFmsubHelper(s1, 0, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5580 | FmaddFmsubHelper(s1, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5581 | |
| 5582 | // Signalling NaNs take precedence over quiet NaNs. |
| 5583 | FmaddFmsubHelper(s1, q2, qa, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5584 | FmaddFmsubHelper(q1, s2, qa, s2_proc, s2_proc, s2_proc, s2_proc); |
| 5585 | FmaddFmsubHelper(q1, q2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5586 | FmaddFmsubHelper(s1, s2, qa, s1_proc, s1_proc_neg, s1_proc_neg, s1_proc); |
| 5587 | FmaddFmsubHelper(q1, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5588 | FmaddFmsubHelper(s1, q2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5589 | FmaddFmsubHelper(s1, s2, sa, sa_proc, sa_proc, sa_proc_neg, sa_proc_neg); |
| 5590 | |
| 5591 | // A NaN generated by the intermediate op1 * op2 overrides a quiet NaN in a. |
| 5592 | FmaddFmsubHelper(0, kFP32PositiveInfinity, qa, |
| 5593 | kFP32DefaultNaN, kFP32DefaultNaN, |
| 5594 | kFP32DefaultNaN, kFP32DefaultNaN); |
| 5595 | FmaddFmsubHelper(kFP32PositiveInfinity, 0, qa, |
| 5596 | kFP32DefaultNaN, kFP32DefaultNaN, |
| 5597 | kFP32DefaultNaN, kFP32DefaultNaN); |
| 5598 | FmaddFmsubHelper(0, kFP32NegativeInfinity, qa, |
| 5599 | kFP32DefaultNaN, kFP32DefaultNaN, |
| 5600 | kFP32DefaultNaN, kFP32DefaultNaN); |
| 5601 | FmaddFmsubHelper(kFP32NegativeInfinity, 0, qa, |
| 5602 | kFP32DefaultNaN, kFP32DefaultNaN, |
| 5603 | kFP32DefaultNaN, kFP32DefaultNaN); |
| 5604 | } |
| 5605 | |
| 5606 | |
| 5607 | TEST(fdiv) { |
| 5608 | INIT_V8(); |
| 5609 | SETUP(); |
| 5610 | |
| 5611 | START(); |
| 5612 | __ Fmov(s14, -0.0f); |
| 5613 | __ Fmov(s15, kFP32PositiveInfinity); |
| 5614 | __ Fmov(s16, kFP32NegativeInfinity); |
| 5615 | __ Fmov(s17, 3.25f); |
| 5616 | __ Fmov(s18, 2.0f); |
| 5617 | __ Fmov(s19, 2.0f); |
| 5618 | __ Fmov(s20, -2.0f); |
| 5619 | |
| 5620 | __ Fmov(d26, -0.0); |
| 5621 | __ Fmov(d27, kFP64PositiveInfinity); |
| 5622 | __ Fmov(d28, kFP64NegativeInfinity); |
| 5623 | __ Fmov(d29, 0.0); |
| 5624 | __ Fmov(d30, -2.0); |
| 5625 | __ Fmov(d31, 2.25); |
| 5626 | |
| 5627 | __ Fdiv(s0, s17, s18); |
| 5628 | __ Fdiv(s1, s18, s19); |
| 5629 | __ Fdiv(s2, s14, s18); |
| 5630 | __ Fdiv(s3, s18, s15); |
| 5631 | __ Fdiv(s4, s18, s16); |
| 5632 | __ Fdiv(s5, s15, s16); |
| 5633 | __ Fdiv(s6, s14, s14); |
| 5634 | |
| 5635 | __ Fdiv(d7, d31, d30); |
| 5636 | __ Fdiv(d8, d29, d31); |
| 5637 | __ Fdiv(d9, d26, d31); |
| 5638 | __ Fdiv(d10, d31, d27); |
| 5639 | __ Fdiv(d11, d31, d28); |
| 5640 | __ Fdiv(d12, d28, d27); |
| 5641 | __ Fdiv(d13, d29, d29); |
| 5642 | END(); |
| 5643 | |
| 5644 | RUN(); |
| 5645 | |
| 5646 | CHECK_EQUAL_FP32(1.625f, s0); |
| 5647 | CHECK_EQUAL_FP32(1.0f, s1); |
| 5648 | CHECK_EQUAL_FP32(-0.0f, s2); |
| 5649 | CHECK_EQUAL_FP32(0.0f, s3); |
| 5650 | CHECK_EQUAL_FP32(-0.0f, s4); |
| 5651 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s5); |
| 5652 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s6); |
| 5653 | CHECK_EQUAL_FP64(-1.125, d7); |
| 5654 | CHECK_EQUAL_FP64(0.0, d8); |
| 5655 | CHECK_EQUAL_FP64(-0.0, d9); |
| 5656 | CHECK_EQUAL_FP64(0.0, d10); |
| 5657 | CHECK_EQUAL_FP64(-0.0, d11); |
| 5658 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d12); |
| 5659 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d13); |
| 5660 | |
| 5661 | TEARDOWN(); |
| 5662 | } |
| 5663 | |
| 5664 | |
| 5665 | static float MinMaxHelper(float n, |
| 5666 | float m, |
| 5667 | bool min, |
| 5668 | float quiet_nan_substitute = 0.0) { |
| 5669 | uint32_t raw_n = float_to_rawbits(n); |
| 5670 | uint32_t raw_m = float_to_rawbits(m); |
| 5671 | |
| 5672 | if (std::isnan(n) && ((raw_n & kSQuietNanMask) == 0)) { |
| 5673 | // n is signalling NaN. |
| 5674 | return rawbits_to_float(raw_n | kSQuietNanMask); |
| 5675 | } else if (std::isnan(m) && ((raw_m & kSQuietNanMask) == 0)) { |
| 5676 | // m is signalling NaN. |
| 5677 | return rawbits_to_float(raw_m | kSQuietNanMask); |
| 5678 | } else if (quiet_nan_substitute == 0.0) { |
| 5679 | if (std::isnan(n)) { |
| 5680 | // n is quiet NaN. |
| 5681 | return n; |
| 5682 | } else if (std::isnan(m)) { |
| 5683 | // m is quiet NaN. |
| 5684 | return m; |
| 5685 | } |
| 5686 | } else { |
| 5687 | // Substitute n or m if one is quiet, but not both. |
| 5688 | if (std::isnan(n) && !std::isnan(m)) { |
| 5689 | // n is quiet NaN: replace with substitute. |
| 5690 | n = quiet_nan_substitute; |
| 5691 | } else if (!std::isnan(n) && std::isnan(m)) { |
| 5692 | // m is quiet NaN: replace with substitute. |
| 5693 | m = quiet_nan_substitute; |
| 5694 | } |
| 5695 | } |
| 5696 | |
| 5697 | if ((n == 0.0) && (m == 0.0) && |
| 5698 | (copysign(1.0, n) != copysign(1.0, m))) { |
| 5699 | return min ? -0.0 : 0.0; |
| 5700 | } |
| 5701 | |
| 5702 | return min ? fminf(n, m) : fmaxf(n, m); |
| 5703 | } |
| 5704 | |
| 5705 | |
| 5706 | static double MinMaxHelper(double n, |
| 5707 | double m, |
| 5708 | bool min, |
| 5709 | double quiet_nan_substitute = 0.0) { |
| 5710 | uint64_t raw_n = double_to_rawbits(n); |
| 5711 | uint64_t raw_m = double_to_rawbits(m); |
| 5712 | |
| 5713 | if (std::isnan(n) && ((raw_n & kDQuietNanMask) == 0)) { |
| 5714 | // n is signalling NaN. |
| 5715 | return rawbits_to_double(raw_n | kDQuietNanMask); |
| 5716 | } else if (std::isnan(m) && ((raw_m & kDQuietNanMask) == 0)) { |
| 5717 | // m is signalling NaN. |
| 5718 | return rawbits_to_double(raw_m | kDQuietNanMask); |
| 5719 | } else if (quiet_nan_substitute == 0.0) { |
| 5720 | if (std::isnan(n)) { |
| 5721 | // n is quiet NaN. |
| 5722 | return n; |
| 5723 | } else if (std::isnan(m)) { |
| 5724 | // m is quiet NaN. |
| 5725 | return m; |
| 5726 | } |
| 5727 | } else { |
| 5728 | // Substitute n or m if one is quiet, but not both. |
| 5729 | if (std::isnan(n) && !std::isnan(m)) { |
| 5730 | // n is quiet NaN: replace with substitute. |
| 5731 | n = quiet_nan_substitute; |
| 5732 | } else if (!std::isnan(n) && std::isnan(m)) { |
| 5733 | // m is quiet NaN: replace with substitute. |
| 5734 | m = quiet_nan_substitute; |
| 5735 | } |
| 5736 | } |
| 5737 | |
| 5738 | if ((n == 0.0) && (m == 0.0) && |
| 5739 | (copysign(1.0, n) != copysign(1.0, m))) { |
| 5740 | return min ? -0.0 : 0.0; |
| 5741 | } |
| 5742 | |
| 5743 | return min ? fmin(n, m) : fmax(n, m); |
| 5744 | } |
| 5745 | |
| 5746 | |
| 5747 | static void FminFmaxDoubleHelper(double n, double m, double min, double max, |
| 5748 | double minnm, double maxnm) { |
| 5749 | SETUP(); |
| 5750 | |
| 5751 | START(); |
| 5752 | __ Fmov(d0, n); |
| 5753 | __ Fmov(d1, m); |
| 5754 | __ Fmin(d28, d0, d1); |
| 5755 | __ Fmax(d29, d0, d1); |
| 5756 | __ Fminnm(d30, d0, d1); |
| 5757 | __ Fmaxnm(d31, d0, d1); |
| 5758 | END(); |
| 5759 | |
| 5760 | RUN(); |
| 5761 | |
| 5762 | CHECK_EQUAL_FP64(min, d28); |
| 5763 | CHECK_EQUAL_FP64(max, d29); |
| 5764 | CHECK_EQUAL_FP64(minnm, d30); |
| 5765 | CHECK_EQUAL_FP64(maxnm, d31); |
| 5766 | |
| 5767 | TEARDOWN(); |
| 5768 | } |
| 5769 | |
| 5770 | |
| 5771 | TEST(fmax_fmin_d) { |
| 5772 | INIT_V8(); |
| 5773 | // Use non-standard NaNs to check that the payload bits are preserved. |
| 5774 | double snan = rawbits_to_double(0x7ff5555512345678); |
| 5775 | double qnan = rawbits_to_double(0x7ffaaaaa87654321); |
| 5776 | |
| 5777 | double snan_processed = rawbits_to_double(0x7ffd555512345678); |
| 5778 | double qnan_processed = qnan; |
| 5779 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5780 | CHECK(IsSignallingNaN(snan)); |
| 5781 | CHECK(IsQuietNaN(qnan)); |
| 5782 | CHECK(IsQuietNaN(snan_processed)); |
| 5783 | CHECK(IsQuietNaN(qnan_processed)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5784 | |
| 5785 | // Bootstrap tests. |
| 5786 | FminFmaxDoubleHelper(0, 0, 0, 0, 0, 0); |
| 5787 | FminFmaxDoubleHelper(0, 1, 0, 1, 0, 1); |
| 5788 | FminFmaxDoubleHelper(kFP64PositiveInfinity, kFP64NegativeInfinity, |
| 5789 | kFP64NegativeInfinity, kFP64PositiveInfinity, |
| 5790 | kFP64NegativeInfinity, kFP64PositiveInfinity); |
| 5791 | FminFmaxDoubleHelper(snan, 0, |
| 5792 | snan_processed, snan_processed, |
| 5793 | snan_processed, snan_processed); |
| 5794 | FminFmaxDoubleHelper(0, snan, |
| 5795 | snan_processed, snan_processed, |
| 5796 | snan_processed, snan_processed); |
| 5797 | FminFmaxDoubleHelper(qnan, 0, |
| 5798 | qnan_processed, qnan_processed, |
| 5799 | 0, 0); |
| 5800 | FminFmaxDoubleHelper(0, qnan, |
| 5801 | qnan_processed, qnan_processed, |
| 5802 | 0, 0); |
| 5803 | FminFmaxDoubleHelper(qnan, snan, |
| 5804 | snan_processed, snan_processed, |
| 5805 | snan_processed, snan_processed); |
| 5806 | FminFmaxDoubleHelper(snan, qnan, |
| 5807 | snan_processed, snan_processed, |
| 5808 | snan_processed, snan_processed); |
| 5809 | |
| 5810 | // Iterate over all combinations of inputs. |
| 5811 | double inputs[] = { DBL_MAX, DBL_MIN, 1.0, 0.0, |
| 5812 | -DBL_MAX, -DBL_MIN, -1.0, -0.0, |
| 5813 | kFP64PositiveInfinity, kFP64NegativeInfinity, |
| 5814 | kFP64QuietNaN, kFP64SignallingNaN }; |
| 5815 | |
| 5816 | const int count = sizeof(inputs) / sizeof(inputs[0]); |
| 5817 | |
| 5818 | for (int in = 0; in < count; in++) { |
| 5819 | double n = inputs[in]; |
| 5820 | for (int im = 0; im < count; im++) { |
| 5821 | double m = inputs[im]; |
| 5822 | FminFmaxDoubleHelper(n, m, |
| 5823 | MinMaxHelper(n, m, true), |
| 5824 | MinMaxHelper(n, m, false), |
| 5825 | MinMaxHelper(n, m, true, kFP64PositiveInfinity), |
| 5826 | MinMaxHelper(n, m, false, kFP64NegativeInfinity)); |
| 5827 | } |
| 5828 | } |
| 5829 | } |
| 5830 | |
| 5831 | |
| 5832 | static void FminFmaxFloatHelper(float n, float m, float min, float max, |
| 5833 | float minnm, float maxnm) { |
| 5834 | SETUP(); |
| 5835 | |
| 5836 | START(); |
| 5837 | __ Fmov(s0, n); |
| 5838 | __ Fmov(s1, m); |
| 5839 | __ Fmin(s28, s0, s1); |
| 5840 | __ Fmax(s29, s0, s1); |
| 5841 | __ Fminnm(s30, s0, s1); |
| 5842 | __ Fmaxnm(s31, s0, s1); |
| 5843 | END(); |
| 5844 | |
| 5845 | RUN(); |
| 5846 | |
| 5847 | CHECK_EQUAL_FP32(min, s28); |
| 5848 | CHECK_EQUAL_FP32(max, s29); |
| 5849 | CHECK_EQUAL_FP32(minnm, s30); |
| 5850 | CHECK_EQUAL_FP32(maxnm, s31); |
| 5851 | |
| 5852 | TEARDOWN(); |
| 5853 | } |
| 5854 | |
| 5855 | |
| 5856 | TEST(fmax_fmin_s) { |
| 5857 | INIT_V8(); |
| 5858 | // Use non-standard NaNs to check that the payload bits are preserved. |
| 5859 | float snan = rawbits_to_float(0x7f951234); |
| 5860 | float qnan = rawbits_to_float(0x7fea8765); |
| 5861 | |
| 5862 | float snan_processed = rawbits_to_float(0x7fd51234); |
| 5863 | float qnan_processed = qnan; |
| 5864 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5865 | CHECK(IsSignallingNaN(snan)); |
| 5866 | CHECK(IsQuietNaN(qnan)); |
| 5867 | CHECK(IsQuietNaN(snan_processed)); |
| 5868 | CHECK(IsQuietNaN(qnan_processed)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 5869 | |
| 5870 | // Bootstrap tests. |
| 5871 | FminFmaxFloatHelper(0, 0, 0, 0, 0, 0); |
| 5872 | FminFmaxFloatHelper(0, 1, 0, 1, 0, 1); |
| 5873 | FminFmaxFloatHelper(kFP32PositiveInfinity, kFP32NegativeInfinity, |
| 5874 | kFP32NegativeInfinity, kFP32PositiveInfinity, |
| 5875 | kFP32NegativeInfinity, kFP32PositiveInfinity); |
| 5876 | FminFmaxFloatHelper(snan, 0, |
| 5877 | snan_processed, snan_processed, |
| 5878 | snan_processed, snan_processed); |
| 5879 | FminFmaxFloatHelper(0, snan, |
| 5880 | snan_processed, snan_processed, |
| 5881 | snan_processed, snan_processed); |
| 5882 | FminFmaxFloatHelper(qnan, 0, |
| 5883 | qnan_processed, qnan_processed, |
| 5884 | 0, 0); |
| 5885 | FminFmaxFloatHelper(0, qnan, |
| 5886 | qnan_processed, qnan_processed, |
| 5887 | 0, 0); |
| 5888 | FminFmaxFloatHelper(qnan, snan, |
| 5889 | snan_processed, snan_processed, |
| 5890 | snan_processed, snan_processed); |
| 5891 | FminFmaxFloatHelper(snan, qnan, |
| 5892 | snan_processed, snan_processed, |
| 5893 | snan_processed, snan_processed); |
| 5894 | |
| 5895 | // Iterate over all combinations of inputs. |
| 5896 | float inputs[] = { FLT_MAX, FLT_MIN, 1.0, 0.0, |
| 5897 | -FLT_MAX, -FLT_MIN, -1.0, -0.0, |
| 5898 | kFP32PositiveInfinity, kFP32NegativeInfinity, |
| 5899 | kFP32QuietNaN, kFP32SignallingNaN }; |
| 5900 | |
| 5901 | const int count = sizeof(inputs) / sizeof(inputs[0]); |
| 5902 | |
| 5903 | for (int in = 0; in < count; in++) { |
| 5904 | float n = inputs[in]; |
| 5905 | for (int im = 0; im < count; im++) { |
| 5906 | float m = inputs[im]; |
| 5907 | FminFmaxFloatHelper(n, m, |
| 5908 | MinMaxHelper(n, m, true), |
| 5909 | MinMaxHelper(n, m, false), |
| 5910 | MinMaxHelper(n, m, true, kFP32PositiveInfinity), |
| 5911 | MinMaxHelper(n, m, false, kFP32NegativeInfinity)); |
| 5912 | } |
| 5913 | } |
| 5914 | } |
| 5915 | |
| 5916 | |
| 5917 | TEST(fccmp) { |
| 5918 | INIT_V8(); |
| 5919 | SETUP(); |
| 5920 | |
| 5921 | START(); |
| 5922 | __ Fmov(s16, 0.0); |
| 5923 | __ Fmov(s17, 0.5); |
| 5924 | __ Fmov(d18, -0.5); |
| 5925 | __ Fmov(d19, -1.0); |
| 5926 | __ Mov(x20, 0); |
| 5927 | |
| 5928 | __ Cmp(x20, 0); |
| 5929 | __ Fccmp(s16, s16, NoFlag, eq); |
| 5930 | __ Mrs(x0, NZCV); |
| 5931 | |
| 5932 | __ Cmp(x20, 0); |
| 5933 | __ Fccmp(s16, s16, VFlag, ne); |
| 5934 | __ Mrs(x1, NZCV); |
| 5935 | |
| 5936 | __ Cmp(x20, 0); |
| 5937 | __ Fccmp(s16, s17, CFlag, ge); |
| 5938 | __ Mrs(x2, NZCV); |
| 5939 | |
| 5940 | __ Cmp(x20, 0); |
| 5941 | __ Fccmp(s16, s17, CVFlag, lt); |
| 5942 | __ Mrs(x3, NZCV); |
| 5943 | |
| 5944 | __ Cmp(x20, 0); |
| 5945 | __ Fccmp(d18, d18, ZFlag, le); |
| 5946 | __ Mrs(x4, NZCV); |
| 5947 | |
| 5948 | __ Cmp(x20, 0); |
| 5949 | __ Fccmp(d18, d18, ZVFlag, gt); |
| 5950 | __ Mrs(x5, NZCV); |
| 5951 | |
| 5952 | __ Cmp(x20, 0); |
| 5953 | __ Fccmp(d18, d19, ZCVFlag, ls); |
| 5954 | __ Mrs(x6, NZCV); |
| 5955 | |
| 5956 | __ Cmp(x20, 0); |
| 5957 | __ Fccmp(d18, d19, NFlag, hi); |
| 5958 | __ Mrs(x7, NZCV); |
| 5959 | |
| 5960 | __ fccmp(s16, s16, NFlag, al); |
| 5961 | __ Mrs(x8, NZCV); |
| 5962 | |
| 5963 | __ fccmp(d18, d18, NFlag, nv); |
| 5964 | __ Mrs(x9, NZCV); |
| 5965 | |
| 5966 | END(); |
| 5967 | |
| 5968 | RUN(); |
| 5969 | |
| 5970 | CHECK_EQUAL_32(ZCFlag, w0); |
| 5971 | CHECK_EQUAL_32(VFlag, w1); |
| 5972 | CHECK_EQUAL_32(NFlag, w2); |
| 5973 | CHECK_EQUAL_32(CVFlag, w3); |
| 5974 | CHECK_EQUAL_32(ZCFlag, w4); |
| 5975 | CHECK_EQUAL_32(ZVFlag, w5); |
| 5976 | CHECK_EQUAL_32(CFlag, w6); |
| 5977 | CHECK_EQUAL_32(NFlag, w7); |
| 5978 | CHECK_EQUAL_32(ZCFlag, w8); |
| 5979 | CHECK_EQUAL_32(ZCFlag, w9); |
| 5980 | |
| 5981 | TEARDOWN(); |
| 5982 | } |
| 5983 | |
| 5984 | |
| 5985 | TEST(fcmp) { |
| 5986 | INIT_V8(); |
| 5987 | SETUP(); |
| 5988 | |
| 5989 | START(); |
| 5990 | |
| 5991 | // Some of these tests require a floating-point scratch register assigned to |
| 5992 | // the macro assembler, but most do not. |
| 5993 | { |
| 5994 | // We're going to mess around with the available scratch registers in this |
| 5995 | // test. A UseScratchRegisterScope will make sure that they are restored to |
| 5996 | // the default values once we're finished. |
| 5997 | UseScratchRegisterScope temps(&masm); |
| 5998 | masm.FPTmpList()->set_list(0); |
| 5999 | |
| 6000 | __ Fmov(s8, 0.0); |
| 6001 | __ Fmov(s9, 0.5); |
| 6002 | __ Mov(w18, 0x7f800001); // Single precision NaN. |
| 6003 | __ Fmov(s18, w18); |
| 6004 | |
| 6005 | __ Fcmp(s8, s8); |
| 6006 | __ Mrs(x0, NZCV); |
| 6007 | __ Fcmp(s8, s9); |
| 6008 | __ Mrs(x1, NZCV); |
| 6009 | __ Fcmp(s9, s8); |
| 6010 | __ Mrs(x2, NZCV); |
| 6011 | __ Fcmp(s8, s18); |
| 6012 | __ Mrs(x3, NZCV); |
| 6013 | __ Fcmp(s18, s18); |
| 6014 | __ Mrs(x4, NZCV); |
| 6015 | __ Fcmp(s8, 0.0); |
| 6016 | __ Mrs(x5, NZCV); |
| 6017 | masm.FPTmpList()->set_list(d0.Bit()); |
| 6018 | __ Fcmp(s8, 255.0); |
| 6019 | masm.FPTmpList()->set_list(0); |
| 6020 | __ Mrs(x6, NZCV); |
| 6021 | |
| 6022 | __ Fmov(d19, 0.0); |
| 6023 | __ Fmov(d20, 0.5); |
| 6024 | __ Mov(x21, 0x7ff0000000000001UL); // Double precision NaN. |
| 6025 | __ Fmov(d21, x21); |
| 6026 | |
| 6027 | __ Fcmp(d19, d19); |
| 6028 | __ Mrs(x10, NZCV); |
| 6029 | __ Fcmp(d19, d20); |
| 6030 | __ Mrs(x11, NZCV); |
| 6031 | __ Fcmp(d20, d19); |
| 6032 | __ Mrs(x12, NZCV); |
| 6033 | __ Fcmp(d19, d21); |
| 6034 | __ Mrs(x13, NZCV); |
| 6035 | __ Fcmp(d21, d21); |
| 6036 | __ Mrs(x14, NZCV); |
| 6037 | __ Fcmp(d19, 0.0); |
| 6038 | __ Mrs(x15, NZCV); |
| 6039 | masm.FPTmpList()->set_list(d0.Bit()); |
| 6040 | __ Fcmp(d19, 12.3456); |
| 6041 | masm.FPTmpList()->set_list(0); |
| 6042 | __ Mrs(x16, NZCV); |
| 6043 | } |
| 6044 | |
| 6045 | END(); |
| 6046 | |
| 6047 | RUN(); |
| 6048 | |
| 6049 | CHECK_EQUAL_32(ZCFlag, w0); |
| 6050 | CHECK_EQUAL_32(NFlag, w1); |
| 6051 | CHECK_EQUAL_32(CFlag, w2); |
| 6052 | CHECK_EQUAL_32(CVFlag, w3); |
| 6053 | CHECK_EQUAL_32(CVFlag, w4); |
| 6054 | CHECK_EQUAL_32(ZCFlag, w5); |
| 6055 | CHECK_EQUAL_32(NFlag, w6); |
| 6056 | CHECK_EQUAL_32(ZCFlag, w10); |
| 6057 | CHECK_EQUAL_32(NFlag, w11); |
| 6058 | CHECK_EQUAL_32(CFlag, w12); |
| 6059 | CHECK_EQUAL_32(CVFlag, w13); |
| 6060 | CHECK_EQUAL_32(CVFlag, w14); |
| 6061 | CHECK_EQUAL_32(ZCFlag, w15); |
| 6062 | CHECK_EQUAL_32(NFlag, w16); |
| 6063 | |
| 6064 | TEARDOWN(); |
| 6065 | } |
| 6066 | |
| 6067 | |
| 6068 | TEST(fcsel) { |
| 6069 | INIT_V8(); |
| 6070 | SETUP(); |
| 6071 | |
| 6072 | START(); |
| 6073 | __ Mov(x16, 0); |
| 6074 | __ Fmov(s16, 1.0); |
| 6075 | __ Fmov(s17, 2.0); |
| 6076 | __ Fmov(d18, 3.0); |
| 6077 | __ Fmov(d19, 4.0); |
| 6078 | |
| 6079 | __ Cmp(x16, 0); |
| 6080 | __ Fcsel(s0, s16, s17, eq); |
| 6081 | __ Fcsel(s1, s16, s17, ne); |
| 6082 | __ Fcsel(d2, d18, d19, eq); |
| 6083 | __ Fcsel(d3, d18, d19, ne); |
| 6084 | __ fcsel(s4, s16, s17, al); |
| 6085 | __ fcsel(d5, d18, d19, nv); |
| 6086 | END(); |
| 6087 | |
| 6088 | RUN(); |
| 6089 | |
| 6090 | CHECK_EQUAL_FP32(1.0, s0); |
| 6091 | CHECK_EQUAL_FP32(2.0, s1); |
| 6092 | CHECK_EQUAL_FP64(3.0, d2); |
| 6093 | CHECK_EQUAL_FP64(4.0, d3); |
| 6094 | CHECK_EQUAL_FP32(1.0, s4); |
| 6095 | CHECK_EQUAL_FP64(3.0, d5); |
| 6096 | |
| 6097 | TEARDOWN(); |
| 6098 | } |
| 6099 | |
| 6100 | |
| 6101 | TEST(fneg) { |
| 6102 | INIT_V8(); |
| 6103 | SETUP(); |
| 6104 | |
| 6105 | START(); |
| 6106 | __ Fmov(s16, 1.0); |
| 6107 | __ Fmov(s17, 0.0); |
| 6108 | __ Fmov(s18, kFP32PositiveInfinity); |
| 6109 | __ Fmov(d19, 1.0); |
| 6110 | __ Fmov(d20, 0.0); |
| 6111 | __ Fmov(d21, kFP64PositiveInfinity); |
| 6112 | |
| 6113 | __ Fneg(s0, s16); |
| 6114 | __ Fneg(s1, s0); |
| 6115 | __ Fneg(s2, s17); |
| 6116 | __ Fneg(s3, s2); |
| 6117 | __ Fneg(s4, s18); |
| 6118 | __ Fneg(s5, s4); |
| 6119 | __ Fneg(d6, d19); |
| 6120 | __ Fneg(d7, d6); |
| 6121 | __ Fneg(d8, d20); |
| 6122 | __ Fneg(d9, d8); |
| 6123 | __ Fneg(d10, d21); |
| 6124 | __ Fneg(d11, d10); |
| 6125 | END(); |
| 6126 | |
| 6127 | RUN(); |
| 6128 | |
| 6129 | CHECK_EQUAL_FP32(-1.0, s0); |
| 6130 | CHECK_EQUAL_FP32(1.0, s1); |
| 6131 | CHECK_EQUAL_FP32(-0.0, s2); |
| 6132 | CHECK_EQUAL_FP32(0.0, s3); |
| 6133 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s4); |
| 6134 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s5); |
| 6135 | CHECK_EQUAL_FP64(-1.0, d6); |
| 6136 | CHECK_EQUAL_FP64(1.0, d7); |
| 6137 | CHECK_EQUAL_FP64(-0.0, d8); |
| 6138 | CHECK_EQUAL_FP64(0.0, d9); |
| 6139 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d10); |
| 6140 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d11); |
| 6141 | |
| 6142 | TEARDOWN(); |
| 6143 | } |
| 6144 | |
| 6145 | |
| 6146 | TEST(fabs) { |
| 6147 | INIT_V8(); |
| 6148 | SETUP(); |
| 6149 | |
| 6150 | START(); |
| 6151 | __ Fmov(s16, -1.0); |
| 6152 | __ Fmov(s17, -0.0); |
| 6153 | __ Fmov(s18, kFP32NegativeInfinity); |
| 6154 | __ Fmov(d19, -1.0); |
| 6155 | __ Fmov(d20, -0.0); |
| 6156 | __ Fmov(d21, kFP64NegativeInfinity); |
| 6157 | |
| 6158 | __ Fabs(s0, s16); |
| 6159 | __ Fabs(s1, s0); |
| 6160 | __ Fabs(s2, s17); |
| 6161 | __ Fabs(s3, s18); |
| 6162 | __ Fabs(d4, d19); |
| 6163 | __ Fabs(d5, d4); |
| 6164 | __ Fabs(d6, d20); |
| 6165 | __ Fabs(d7, d21); |
| 6166 | END(); |
| 6167 | |
| 6168 | RUN(); |
| 6169 | |
| 6170 | CHECK_EQUAL_FP32(1.0, s0); |
| 6171 | CHECK_EQUAL_FP32(1.0, s1); |
| 6172 | CHECK_EQUAL_FP32(0.0, s2); |
| 6173 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s3); |
| 6174 | CHECK_EQUAL_FP64(1.0, d4); |
| 6175 | CHECK_EQUAL_FP64(1.0, d5); |
| 6176 | CHECK_EQUAL_FP64(0.0, d6); |
| 6177 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d7); |
| 6178 | |
| 6179 | TEARDOWN(); |
| 6180 | } |
| 6181 | |
| 6182 | |
| 6183 | TEST(fsqrt) { |
| 6184 | INIT_V8(); |
| 6185 | SETUP(); |
| 6186 | |
| 6187 | START(); |
| 6188 | __ Fmov(s16, 0.0); |
| 6189 | __ Fmov(s17, 1.0); |
| 6190 | __ Fmov(s18, 0.25); |
| 6191 | __ Fmov(s19, 65536.0); |
| 6192 | __ Fmov(s20, -0.0); |
| 6193 | __ Fmov(s21, kFP32PositiveInfinity); |
| 6194 | __ Fmov(s22, -1.0); |
| 6195 | __ Fmov(d23, 0.0); |
| 6196 | __ Fmov(d24, 1.0); |
| 6197 | __ Fmov(d25, 0.25); |
| 6198 | __ Fmov(d26, 4294967296.0); |
| 6199 | __ Fmov(d27, -0.0); |
| 6200 | __ Fmov(d28, kFP64PositiveInfinity); |
| 6201 | __ Fmov(d29, -1.0); |
| 6202 | |
| 6203 | __ Fsqrt(s0, s16); |
| 6204 | __ Fsqrt(s1, s17); |
| 6205 | __ Fsqrt(s2, s18); |
| 6206 | __ Fsqrt(s3, s19); |
| 6207 | __ Fsqrt(s4, s20); |
| 6208 | __ Fsqrt(s5, s21); |
| 6209 | __ Fsqrt(s6, s22); |
| 6210 | __ Fsqrt(d7, d23); |
| 6211 | __ Fsqrt(d8, d24); |
| 6212 | __ Fsqrt(d9, d25); |
| 6213 | __ Fsqrt(d10, d26); |
| 6214 | __ Fsqrt(d11, d27); |
| 6215 | __ Fsqrt(d12, d28); |
| 6216 | __ Fsqrt(d13, d29); |
| 6217 | END(); |
| 6218 | |
| 6219 | RUN(); |
| 6220 | |
| 6221 | CHECK_EQUAL_FP32(0.0, s0); |
| 6222 | CHECK_EQUAL_FP32(1.0, s1); |
| 6223 | CHECK_EQUAL_FP32(0.5, s2); |
| 6224 | CHECK_EQUAL_FP32(256.0, s3); |
| 6225 | CHECK_EQUAL_FP32(-0.0, s4); |
| 6226 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s5); |
| 6227 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s6); |
| 6228 | CHECK_EQUAL_FP64(0.0, d7); |
| 6229 | CHECK_EQUAL_FP64(1.0, d8); |
| 6230 | CHECK_EQUAL_FP64(0.5, d9); |
| 6231 | CHECK_EQUAL_FP64(65536.0, d10); |
| 6232 | CHECK_EQUAL_FP64(-0.0, d11); |
| 6233 | CHECK_EQUAL_FP64(kFP32PositiveInfinity, d12); |
| 6234 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d13); |
| 6235 | |
| 6236 | TEARDOWN(); |
| 6237 | } |
| 6238 | |
| 6239 | |
| 6240 | TEST(frinta) { |
| 6241 | INIT_V8(); |
| 6242 | SETUP(); |
| 6243 | |
| 6244 | START(); |
| 6245 | __ Fmov(s16, 1.0); |
| 6246 | __ Fmov(s17, 1.1); |
| 6247 | __ Fmov(s18, 1.5); |
| 6248 | __ Fmov(s19, 1.9); |
| 6249 | __ Fmov(s20, 2.5); |
| 6250 | __ Fmov(s21, -1.5); |
| 6251 | __ Fmov(s22, -2.5); |
| 6252 | __ Fmov(s23, kFP32PositiveInfinity); |
| 6253 | __ Fmov(s24, kFP32NegativeInfinity); |
| 6254 | __ Fmov(s25, 0.0); |
| 6255 | __ Fmov(s26, -0.0); |
| 6256 | __ Fmov(s27, -0.2); |
| 6257 | |
| 6258 | __ Frinta(s0, s16); |
| 6259 | __ Frinta(s1, s17); |
| 6260 | __ Frinta(s2, s18); |
| 6261 | __ Frinta(s3, s19); |
| 6262 | __ Frinta(s4, s20); |
| 6263 | __ Frinta(s5, s21); |
| 6264 | __ Frinta(s6, s22); |
| 6265 | __ Frinta(s7, s23); |
| 6266 | __ Frinta(s8, s24); |
| 6267 | __ Frinta(s9, s25); |
| 6268 | __ Frinta(s10, s26); |
| 6269 | __ Frinta(s11, s27); |
| 6270 | |
| 6271 | __ Fmov(d16, 1.0); |
| 6272 | __ Fmov(d17, 1.1); |
| 6273 | __ Fmov(d18, 1.5); |
| 6274 | __ Fmov(d19, 1.9); |
| 6275 | __ Fmov(d20, 2.5); |
| 6276 | __ Fmov(d21, -1.5); |
| 6277 | __ Fmov(d22, -2.5); |
| 6278 | __ Fmov(d23, kFP32PositiveInfinity); |
| 6279 | __ Fmov(d24, kFP32NegativeInfinity); |
| 6280 | __ Fmov(d25, 0.0); |
| 6281 | __ Fmov(d26, -0.0); |
| 6282 | __ Fmov(d27, -0.2); |
| 6283 | |
| 6284 | __ Frinta(d12, d16); |
| 6285 | __ Frinta(d13, d17); |
| 6286 | __ Frinta(d14, d18); |
| 6287 | __ Frinta(d15, d19); |
| 6288 | __ Frinta(d16, d20); |
| 6289 | __ Frinta(d17, d21); |
| 6290 | __ Frinta(d18, d22); |
| 6291 | __ Frinta(d19, d23); |
| 6292 | __ Frinta(d20, d24); |
| 6293 | __ Frinta(d21, d25); |
| 6294 | __ Frinta(d22, d26); |
| 6295 | __ Frinta(d23, d27); |
| 6296 | END(); |
| 6297 | |
| 6298 | RUN(); |
| 6299 | |
| 6300 | CHECK_EQUAL_FP32(1.0, s0); |
| 6301 | CHECK_EQUAL_FP32(1.0, s1); |
| 6302 | CHECK_EQUAL_FP32(2.0, s2); |
| 6303 | CHECK_EQUAL_FP32(2.0, s3); |
| 6304 | CHECK_EQUAL_FP32(3.0, s4); |
| 6305 | CHECK_EQUAL_FP32(-2.0, s5); |
| 6306 | CHECK_EQUAL_FP32(-3.0, s6); |
| 6307 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s7); |
| 6308 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s8); |
| 6309 | CHECK_EQUAL_FP32(0.0, s9); |
| 6310 | CHECK_EQUAL_FP32(-0.0, s10); |
| 6311 | CHECK_EQUAL_FP32(-0.0, s11); |
| 6312 | CHECK_EQUAL_FP64(1.0, d12); |
| 6313 | CHECK_EQUAL_FP64(1.0, d13); |
| 6314 | CHECK_EQUAL_FP64(2.0, d14); |
| 6315 | CHECK_EQUAL_FP64(2.0, d15); |
| 6316 | CHECK_EQUAL_FP64(3.0, d16); |
| 6317 | CHECK_EQUAL_FP64(-2.0, d17); |
| 6318 | CHECK_EQUAL_FP64(-3.0, d18); |
| 6319 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d19); |
| 6320 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d20); |
| 6321 | CHECK_EQUAL_FP64(0.0, d21); |
| 6322 | CHECK_EQUAL_FP64(-0.0, d22); |
| 6323 | CHECK_EQUAL_FP64(-0.0, d23); |
| 6324 | |
| 6325 | TEARDOWN(); |
| 6326 | } |
| 6327 | |
| 6328 | |
| 6329 | TEST(frintm) { |
| 6330 | INIT_V8(); |
| 6331 | SETUP(); |
| 6332 | |
| 6333 | START(); |
| 6334 | __ Fmov(s16, 1.0); |
| 6335 | __ Fmov(s17, 1.1); |
| 6336 | __ Fmov(s18, 1.5); |
| 6337 | __ Fmov(s19, 1.9); |
| 6338 | __ Fmov(s20, 2.5); |
| 6339 | __ Fmov(s21, -1.5); |
| 6340 | __ Fmov(s22, -2.5); |
| 6341 | __ Fmov(s23, kFP32PositiveInfinity); |
| 6342 | __ Fmov(s24, kFP32NegativeInfinity); |
| 6343 | __ Fmov(s25, 0.0); |
| 6344 | __ Fmov(s26, -0.0); |
| 6345 | __ Fmov(s27, -0.2); |
| 6346 | |
| 6347 | __ Frintm(s0, s16); |
| 6348 | __ Frintm(s1, s17); |
| 6349 | __ Frintm(s2, s18); |
| 6350 | __ Frintm(s3, s19); |
| 6351 | __ Frintm(s4, s20); |
| 6352 | __ Frintm(s5, s21); |
| 6353 | __ Frintm(s6, s22); |
| 6354 | __ Frintm(s7, s23); |
| 6355 | __ Frintm(s8, s24); |
| 6356 | __ Frintm(s9, s25); |
| 6357 | __ Frintm(s10, s26); |
| 6358 | __ Frintm(s11, s27); |
| 6359 | |
| 6360 | __ Fmov(d16, 1.0); |
| 6361 | __ Fmov(d17, 1.1); |
| 6362 | __ Fmov(d18, 1.5); |
| 6363 | __ Fmov(d19, 1.9); |
| 6364 | __ Fmov(d20, 2.5); |
| 6365 | __ Fmov(d21, -1.5); |
| 6366 | __ Fmov(d22, -2.5); |
| 6367 | __ Fmov(d23, kFP32PositiveInfinity); |
| 6368 | __ Fmov(d24, kFP32NegativeInfinity); |
| 6369 | __ Fmov(d25, 0.0); |
| 6370 | __ Fmov(d26, -0.0); |
| 6371 | __ Fmov(d27, -0.2); |
| 6372 | |
| 6373 | __ Frintm(d12, d16); |
| 6374 | __ Frintm(d13, d17); |
| 6375 | __ Frintm(d14, d18); |
| 6376 | __ Frintm(d15, d19); |
| 6377 | __ Frintm(d16, d20); |
| 6378 | __ Frintm(d17, d21); |
| 6379 | __ Frintm(d18, d22); |
| 6380 | __ Frintm(d19, d23); |
| 6381 | __ Frintm(d20, d24); |
| 6382 | __ Frintm(d21, d25); |
| 6383 | __ Frintm(d22, d26); |
| 6384 | __ Frintm(d23, d27); |
| 6385 | END(); |
| 6386 | |
| 6387 | RUN(); |
| 6388 | |
| 6389 | CHECK_EQUAL_FP32(1.0, s0); |
| 6390 | CHECK_EQUAL_FP32(1.0, s1); |
| 6391 | CHECK_EQUAL_FP32(1.0, s2); |
| 6392 | CHECK_EQUAL_FP32(1.0, s3); |
| 6393 | CHECK_EQUAL_FP32(2.0, s4); |
| 6394 | CHECK_EQUAL_FP32(-2.0, s5); |
| 6395 | CHECK_EQUAL_FP32(-3.0, s6); |
| 6396 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s7); |
| 6397 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s8); |
| 6398 | CHECK_EQUAL_FP32(0.0, s9); |
| 6399 | CHECK_EQUAL_FP32(-0.0, s10); |
| 6400 | CHECK_EQUAL_FP32(-1.0, s11); |
| 6401 | CHECK_EQUAL_FP64(1.0, d12); |
| 6402 | CHECK_EQUAL_FP64(1.0, d13); |
| 6403 | CHECK_EQUAL_FP64(1.0, d14); |
| 6404 | CHECK_EQUAL_FP64(1.0, d15); |
| 6405 | CHECK_EQUAL_FP64(2.0, d16); |
| 6406 | CHECK_EQUAL_FP64(-2.0, d17); |
| 6407 | CHECK_EQUAL_FP64(-3.0, d18); |
| 6408 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d19); |
| 6409 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d20); |
| 6410 | CHECK_EQUAL_FP64(0.0, d21); |
| 6411 | CHECK_EQUAL_FP64(-0.0, d22); |
| 6412 | CHECK_EQUAL_FP64(-1.0, d23); |
| 6413 | |
| 6414 | TEARDOWN(); |
| 6415 | } |
| 6416 | |
| 6417 | |
| 6418 | TEST(frintn) { |
| 6419 | INIT_V8(); |
| 6420 | SETUP(); |
| 6421 | |
| 6422 | START(); |
| 6423 | __ Fmov(s16, 1.0); |
| 6424 | __ Fmov(s17, 1.1); |
| 6425 | __ Fmov(s18, 1.5); |
| 6426 | __ Fmov(s19, 1.9); |
| 6427 | __ Fmov(s20, 2.5); |
| 6428 | __ Fmov(s21, -1.5); |
| 6429 | __ Fmov(s22, -2.5); |
| 6430 | __ Fmov(s23, kFP32PositiveInfinity); |
| 6431 | __ Fmov(s24, kFP32NegativeInfinity); |
| 6432 | __ Fmov(s25, 0.0); |
| 6433 | __ Fmov(s26, -0.0); |
| 6434 | __ Fmov(s27, -0.2); |
| 6435 | |
| 6436 | __ Frintn(s0, s16); |
| 6437 | __ Frintn(s1, s17); |
| 6438 | __ Frintn(s2, s18); |
| 6439 | __ Frintn(s3, s19); |
| 6440 | __ Frintn(s4, s20); |
| 6441 | __ Frintn(s5, s21); |
| 6442 | __ Frintn(s6, s22); |
| 6443 | __ Frintn(s7, s23); |
| 6444 | __ Frintn(s8, s24); |
| 6445 | __ Frintn(s9, s25); |
| 6446 | __ Frintn(s10, s26); |
| 6447 | __ Frintn(s11, s27); |
| 6448 | |
| 6449 | __ Fmov(d16, 1.0); |
| 6450 | __ Fmov(d17, 1.1); |
| 6451 | __ Fmov(d18, 1.5); |
| 6452 | __ Fmov(d19, 1.9); |
| 6453 | __ Fmov(d20, 2.5); |
| 6454 | __ Fmov(d21, -1.5); |
| 6455 | __ Fmov(d22, -2.5); |
| 6456 | __ Fmov(d23, kFP32PositiveInfinity); |
| 6457 | __ Fmov(d24, kFP32NegativeInfinity); |
| 6458 | __ Fmov(d25, 0.0); |
| 6459 | __ Fmov(d26, -0.0); |
| 6460 | __ Fmov(d27, -0.2); |
| 6461 | |
| 6462 | __ Frintn(d12, d16); |
| 6463 | __ Frintn(d13, d17); |
| 6464 | __ Frintn(d14, d18); |
| 6465 | __ Frintn(d15, d19); |
| 6466 | __ Frintn(d16, d20); |
| 6467 | __ Frintn(d17, d21); |
| 6468 | __ Frintn(d18, d22); |
| 6469 | __ Frintn(d19, d23); |
| 6470 | __ Frintn(d20, d24); |
| 6471 | __ Frintn(d21, d25); |
| 6472 | __ Frintn(d22, d26); |
| 6473 | __ Frintn(d23, d27); |
| 6474 | END(); |
| 6475 | |
| 6476 | RUN(); |
| 6477 | |
| 6478 | CHECK_EQUAL_FP32(1.0, s0); |
| 6479 | CHECK_EQUAL_FP32(1.0, s1); |
| 6480 | CHECK_EQUAL_FP32(2.0, s2); |
| 6481 | CHECK_EQUAL_FP32(2.0, s3); |
| 6482 | CHECK_EQUAL_FP32(2.0, s4); |
| 6483 | CHECK_EQUAL_FP32(-2.0, s5); |
| 6484 | CHECK_EQUAL_FP32(-2.0, s6); |
| 6485 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s7); |
| 6486 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s8); |
| 6487 | CHECK_EQUAL_FP32(0.0, s9); |
| 6488 | CHECK_EQUAL_FP32(-0.0, s10); |
| 6489 | CHECK_EQUAL_FP32(-0.0, s11); |
| 6490 | CHECK_EQUAL_FP64(1.0, d12); |
| 6491 | CHECK_EQUAL_FP64(1.0, d13); |
| 6492 | CHECK_EQUAL_FP64(2.0, d14); |
| 6493 | CHECK_EQUAL_FP64(2.0, d15); |
| 6494 | CHECK_EQUAL_FP64(2.0, d16); |
| 6495 | CHECK_EQUAL_FP64(-2.0, d17); |
| 6496 | CHECK_EQUAL_FP64(-2.0, d18); |
| 6497 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d19); |
| 6498 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d20); |
| 6499 | CHECK_EQUAL_FP64(0.0, d21); |
| 6500 | CHECK_EQUAL_FP64(-0.0, d22); |
| 6501 | CHECK_EQUAL_FP64(-0.0, d23); |
| 6502 | |
| 6503 | TEARDOWN(); |
| 6504 | } |
| 6505 | |
| 6506 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 6507 | TEST(frintp) { |
| 6508 | INIT_V8(); |
| 6509 | SETUP(); |
| 6510 | |
| 6511 | START(); |
| 6512 | __ Fmov(s16, 1.0); |
| 6513 | __ Fmov(s17, 1.1); |
| 6514 | __ Fmov(s18, 1.5); |
| 6515 | __ Fmov(s19, 1.9); |
| 6516 | __ Fmov(s20, 2.5); |
| 6517 | __ Fmov(s21, -1.5); |
| 6518 | __ Fmov(s22, -2.5); |
| 6519 | __ Fmov(s23, kFP32PositiveInfinity); |
| 6520 | __ Fmov(s24, kFP32NegativeInfinity); |
| 6521 | __ Fmov(s25, 0.0); |
| 6522 | __ Fmov(s26, -0.0); |
| 6523 | __ Fmov(s27, -0.2); |
| 6524 | |
| 6525 | __ Frintp(s0, s16); |
| 6526 | __ Frintp(s1, s17); |
| 6527 | __ Frintp(s2, s18); |
| 6528 | __ Frintp(s3, s19); |
| 6529 | __ Frintp(s4, s20); |
| 6530 | __ Frintp(s5, s21); |
| 6531 | __ Frintp(s6, s22); |
| 6532 | __ Frintp(s7, s23); |
| 6533 | __ Frintp(s8, s24); |
| 6534 | __ Frintp(s9, s25); |
| 6535 | __ Frintp(s10, s26); |
| 6536 | __ Frintp(s11, s27); |
| 6537 | |
| 6538 | __ Fmov(d16, -0.5); |
| 6539 | __ Fmov(d17, -0.8); |
| 6540 | __ Fmov(d18, 1.5); |
| 6541 | __ Fmov(d19, 1.9); |
| 6542 | __ Fmov(d20, 2.5); |
| 6543 | __ Fmov(d21, -1.5); |
| 6544 | __ Fmov(d22, -2.5); |
| 6545 | __ Fmov(d23, kFP32PositiveInfinity); |
| 6546 | __ Fmov(d24, kFP32NegativeInfinity); |
| 6547 | __ Fmov(d25, 0.0); |
| 6548 | __ Fmov(d26, -0.0); |
| 6549 | __ Fmov(d27, -0.2); |
| 6550 | |
| 6551 | __ Frintp(d12, d16); |
| 6552 | __ Frintp(d13, d17); |
| 6553 | __ Frintp(d14, d18); |
| 6554 | __ Frintp(d15, d19); |
| 6555 | __ Frintp(d16, d20); |
| 6556 | __ Frintp(d17, d21); |
| 6557 | __ Frintp(d18, d22); |
| 6558 | __ Frintp(d19, d23); |
| 6559 | __ Frintp(d20, d24); |
| 6560 | __ Frintp(d21, d25); |
| 6561 | __ Frintp(d22, d26); |
| 6562 | __ Frintp(d23, d27); |
| 6563 | END(); |
| 6564 | |
| 6565 | RUN(); |
| 6566 | |
| 6567 | CHECK_EQUAL_FP32(1.0, s0); |
| 6568 | CHECK_EQUAL_FP32(2.0, s1); |
| 6569 | CHECK_EQUAL_FP32(2.0, s2); |
| 6570 | CHECK_EQUAL_FP32(2.0, s3); |
| 6571 | CHECK_EQUAL_FP32(3.0, s4); |
| 6572 | CHECK_EQUAL_FP32(-1.0, s5); |
| 6573 | CHECK_EQUAL_FP32(-2.0, s6); |
| 6574 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s7); |
| 6575 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s8); |
| 6576 | CHECK_EQUAL_FP32(0.0, s9); |
| 6577 | CHECK_EQUAL_FP32(-0.0, s10); |
| 6578 | CHECK_EQUAL_FP32(-0.0, s11); |
| 6579 | CHECK_EQUAL_FP64(-0.0, d12); |
| 6580 | CHECK_EQUAL_FP64(-0.0, d13); |
| 6581 | CHECK_EQUAL_FP64(2.0, d14); |
| 6582 | CHECK_EQUAL_FP64(2.0, d15); |
| 6583 | CHECK_EQUAL_FP64(3.0, d16); |
| 6584 | CHECK_EQUAL_FP64(-1.0, d17); |
| 6585 | CHECK_EQUAL_FP64(-2.0, d18); |
| 6586 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d19); |
| 6587 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d20); |
| 6588 | CHECK_EQUAL_FP64(0.0, d21); |
| 6589 | CHECK_EQUAL_FP64(-0.0, d22); |
| 6590 | CHECK_EQUAL_FP64(-0.0, d23); |
| 6591 | |
| 6592 | TEARDOWN(); |
| 6593 | } |
| 6594 | |
| 6595 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6596 | TEST(frintz) { |
| 6597 | INIT_V8(); |
| 6598 | SETUP(); |
| 6599 | |
| 6600 | START(); |
| 6601 | __ Fmov(s16, 1.0); |
| 6602 | __ Fmov(s17, 1.1); |
| 6603 | __ Fmov(s18, 1.5); |
| 6604 | __ Fmov(s19, 1.9); |
| 6605 | __ Fmov(s20, 2.5); |
| 6606 | __ Fmov(s21, -1.5); |
| 6607 | __ Fmov(s22, -2.5); |
| 6608 | __ Fmov(s23, kFP32PositiveInfinity); |
| 6609 | __ Fmov(s24, kFP32NegativeInfinity); |
| 6610 | __ Fmov(s25, 0.0); |
| 6611 | __ Fmov(s26, -0.0); |
| 6612 | |
| 6613 | __ Frintz(s0, s16); |
| 6614 | __ Frintz(s1, s17); |
| 6615 | __ Frintz(s2, s18); |
| 6616 | __ Frintz(s3, s19); |
| 6617 | __ Frintz(s4, s20); |
| 6618 | __ Frintz(s5, s21); |
| 6619 | __ Frintz(s6, s22); |
| 6620 | __ Frintz(s7, s23); |
| 6621 | __ Frintz(s8, s24); |
| 6622 | __ Frintz(s9, s25); |
| 6623 | __ Frintz(s10, s26); |
| 6624 | |
| 6625 | __ Fmov(d16, 1.0); |
| 6626 | __ Fmov(d17, 1.1); |
| 6627 | __ Fmov(d18, 1.5); |
| 6628 | __ Fmov(d19, 1.9); |
| 6629 | __ Fmov(d20, 2.5); |
| 6630 | __ Fmov(d21, -1.5); |
| 6631 | __ Fmov(d22, -2.5); |
| 6632 | __ Fmov(d23, kFP32PositiveInfinity); |
| 6633 | __ Fmov(d24, kFP32NegativeInfinity); |
| 6634 | __ Fmov(d25, 0.0); |
| 6635 | __ Fmov(d26, -0.0); |
| 6636 | |
| 6637 | __ Frintz(d11, d16); |
| 6638 | __ Frintz(d12, d17); |
| 6639 | __ Frintz(d13, d18); |
| 6640 | __ Frintz(d14, d19); |
| 6641 | __ Frintz(d15, d20); |
| 6642 | __ Frintz(d16, d21); |
| 6643 | __ Frintz(d17, d22); |
| 6644 | __ Frintz(d18, d23); |
| 6645 | __ Frintz(d19, d24); |
| 6646 | __ Frintz(d20, d25); |
| 6647 | __ Frintz(d21, d26); |
| 6648 | END(); |
| 6649 | |
| 6650 | RUN(); |
| 6651 | |
| 6652 | CHECK_EQUAL_FP32(1.0, s0); |
| 6653 | CHECK_EQUAL_FP32(1.0, s1); |
| 6654 | CHECK_EQUAL_FP32(1.0, s2); |
| 6655 | CHECK_EQUAL_FP32(1.0, s3); |
| 6656 | CHECK_EQUAL_FP32(2.0, s4); |
| 6657 | CHECK_EQUAL_FP32(-1.0, s5); |
| 6658 | CHECK_EQUAL_FP32(-2.0, s6); |
| 6659 | CHECK_EQUAL_FP32(kFP32PositiveInfinity, s7); |
| 6660 | CHECK_EQUAL_FP32(kFP32NegativeInfinity, s8); |
| 6661 | CHECK_EQUAL_FP32(0.0, s9); |
| 6662 | CHECK_EQUAL_FP32(-0.0, s10); |
| 6663 | CHECK_EQUAL_FP64(1.0, d11); |
| 6664 | CHECK_EQUAL_FP64(1.0, d12); |
| 6665 | CHECK_EQUAL_FP64(1.0, d13); |
| 6666 | CHECK_EQUAL_FP64(1.0, d14); |
| 6667 | CHECK_EQUAL_FP64(2.0, d15); |
| 6668 | CHECK_EQUAL_FP64(-1.0, d16); |
| 6669 | CHECK_EQUAL_FP64(-2.0, d17); |
| 6670 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d18); |
| 6671 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d19); |
| 6672 | CHECK_EQUAL_FP64(0.0, d20); |
| 6673 | CHECK_EQUAL_FP64(-0.0, d21); |
| 6674 | |
| 6675 | TEARDOWN(); |
| 6676 | } |
| 6677 | |
| 6678 | |
| 6679 | TEST(fcvt_ds) { |
| 6680 | INIT_V8(); |
| 6681 | SETUP(); |
| 6682 | |
| 6683 | START(); |
| 6684 | __ Fmov(s16, 1.0); |
| 6685 | __ Fmov(s17, 1.1); |
| 6686 | __ Fmov(s18, 1.5); |
| 6687 | __ Fmov(s19, 1.9); |
| 6688 | __ Fmov(s20, 2.5); |
| 6689 | __ Fmov(s21, -1.5); |
| 6690 | __ Fmov(s22, -2.5); |
| 6691 | __ Fmov(s23, kFP32PositiveInfinity); |
| 6692 | __ Fmov(s24, kFP32NegativeInfinity); |
| 6693 | __ Fmov(s25, 0.0); |
| 6694 | __ Fmov(s26, -0.0); |
| 6695 | __ Fmov(s27, FLT_MAX); |
| 6696 | __ Fmov(s28, FLT_MIN); |
| 6697 | __ Fmov(s29, rawbits_to_float(0x7fc12345)); // Quiet NaN. |
| 6698 | __ Fmov(s30, rawbits_to_float(0x7f812345)); // Signalling NaN. |
| 6699 | |
| 6700 | __ Fcvt(d0, s16); |
| 6701 | __ Fcvt(d1, s17); |
| 6702 | __ Fcvt(d2, s18); |
| 6703 | __ Fcvt(d3, s19); |
| 6704 | __ Fcvt(d4, s20); |
| 6705 | __ Fcvt(d5, s21); |
| 6706 | __ Fcvt(d6, s22); |
| 6707 | __ Fcvt(d7, s23); |
| 6708 | __ Fcvt(d8, s24); |
| 6709 | __ Fcvt(d9, s25); |
| 6710 | __ Fcvt(d10, s26); |
| 6711 | __ Fcvt(d11, s27); |
| 6712 | __ Fcvt(d12, s28); |
| 6713 | __ Fcvt(d13, s29); |
| 6714 | __ Fcvt(d14, s30); |
| 6715 | END(); |
| 6716 | |
| 6717 | RUN(); |
| 6718 | |
| 6719 | CHECK_EQUAL_FP64(1.0f, d0); |
| 6720 | CHECK_EQUAL_FP64(1.1f, d1); |
| 6721 | CHECK_EQUAL_FP64(1.5f, d2); |
| 6722 | CHECK_EQUAL_FP64(1.9f, d3); |
| 6723 | CHECK_EQUAL_FP64(2.5f, d4); |
| 6724 | CHECK_EQUAL_FP64(-1.5f, d5); |
| 6725 | CHECK_EQUAL_FP64(-2.5f, d6); |
| 6726 | CHECK_EQUAL_FP64(kFP64PositiveInfinity, d7); |
| 6727 | CHECK_EQUAL_FP64(kFP64NegativeInfinity, d8); |
| 6728 | CHECK_EQUAL_FP64(0.0f, d9); |
| 6729 | CHECK_EQUAL_FP64(-0.0f, d10); |
| 6730 | CHECK_EQUAL_FP64(FLT_MAX, d11); |
| 6731 | CHECK_EQUAL_FP64(FLT_MIN, d12); |
| 6732 | |
| 6733 | // Check that the NaN payload is preserved according to ARM64 conversion |
| 6734 | // rules: |
| 6735 | // - The sign bit is preserved. |
| 6736 | // - The top bit of the mantissa is forced to 1 (making it a quiet NaN). |
| 6737 | // - The remaining mantissa bits are copied until they run out. |
| 6738 | // - The low-order bits that haven't already been assigned are set to 0. |
| 6739 | CHECK_EQUAL_FP64(rawbits_to_double(0x7ff82468a0000000), d13); |
| 6740 | CHECK_EQUAL_FP64(rawbits_to_double(0x7ff82468a0000000), d14); |
| 6741 | |
| 6742 | TEARDOWN(); |
| 6743 | } |
| 6744 | |
| 6745 | |
| 6746 | TEST(fcvt_sd) { |
| 6747 | INIT_V8(); |
| 6748 | // There are a huge number of corner-cases to check, so this test iterates |
| 6749 | // through a list. The list is then negated and checked again (since the sign |
| 6750 | // is irrelevant in ties-to-even rounding), so the list shouldn't include any |
| 6751 | // negative values. |
| 6752 | // |
| 6753 | // Note that this test only checks ties-to-even rounding, because that is all |
| 6754 | // that the simulator supports. |
| 6755 | struct {double in; float expected;} test[] = { |
| 6756 | // Check some simple conversions. |
| 6757 | {0.0, 0.0f}, |
| 6758 | {1.0, 1.0f}, |
| 6759 | {1.5, 1.5f}, |
| 6760 | {2.0, 2.0f}, |
| 6761 | {FLT_MAX, FLT_MAX}, |
| 6762 | // - The smallest normalized float. |
| 6763 | {pow(2.0, -126), powf(2, -126)}, |
| 6764 | // - Normal floats that need (ties-to-even) rounding. |
| 6765 | // For normalized numbers: |
| 6766 | // bit 29 (0x0000000020000000) is the lowest-order bit which will |
| 6767 | // fit in the float's mantissa. |
| 6768 | {rawbits_to_double(0x3ff0000000000000), rawbits_to_float(0x3f800000)}, |
| 6769 | {rawbits_to_double(0x3ff0000000000001), rawbits_to_float(0x3f800000)}, |
| 6770 | {rawbits_to_double(0x3ff0000010000000), rawbits_to_float(0x3f800000)}, |
| 6771 | {rawbits_to_double(0x3ff0000010000001), rawbits_to_float(0x3f800001)}, |
| 6772 | {rawbits_to_double(0x3ff0000020000000), rawbits_to_float(0x3f800001)}, |
| 6773 | {rawbits_to_double(0x3ff0000020000001), rawbits_to_float(0x3f800001)}, |
| 6774 | {rawbits_to_double(0x3ff0000030000000), rawbits_to_float(0x3f800002)}, |
| 6775 | {rawbits_to_double(0x3ff0000030000001), rawbits_to_float(0x3f800002)}, |
| 6776 | {rawbits_to_double(0x3ff0000040000000), rawbits_to_float(0x3f800002)}, |
| 6777 | {rawbits_to_double(0x3ff0000040000001), rawbits_to_float(0x3f800002)}, |
| 6778 | {rawbits_to_double(0x3ff0000050000000), rawbits_to_float(0x3f800002)}, |
| 6779 | {rawbits_to_double(0x3ff0000050000001), rawbits_to_float(0x3f800003)}, |
| 6780 | {rawbits_to_double(0x3ff0000060000000), rawbits_to_float(0x3f800003)}, |
| 6781 | // - A mantissa that overflows into the exponent during rounding. |
| 6782 | {rawbits_to_double(0x3feffffff0000000), rawbits_to_float(0x3f800000)}, |
| 6783 | // - The largest double that rounds to a normal float. |
| 6784 | {rawbits_to_double(0x47efffffefffffff), rawbits_to_float(0x7f7fffff)}, |
| 6785 | |
| 6786 | // Doubles that are too big for a float. |
| 6787 | {kFP64PositiveInfinity, kFP32PositiveInfinity}, |
| 6788 | {DBL_MAX, kFP32PositiveInfinity}, |
| 6789 | // - The smallest exponent that's too big for a float. |
| 6790 | {pow(2.0, 128), kFP32PositiveInfinity}, |
| 6791 | // - This exponent is in range, but the value rounds to infinity. |
| 6792 | {rawbits_to_double(0x47effffff0000000), kFP32PositiveInfinity}, |
| 6793 | |
| 6794 | // Doubles that are too small for a float. |
| 6795 | // - The smallest (subnormal) double. |
| 6796 | {DBL_MIN, 0.0}, |
| 6797 | // - The largest double which is too small for a subnormal float. |
| 6798 | {rawbits_to_double(0x3690000000000000), rawbits_to_float(0x00000000)}, |
| 6799 | |
| 6800 | // Normal doubles that become subnormal floats. |
| 6801 | // - The largest subnormal float. |
| 6802 | {rawbits_to_double(0x380fffffc0000000), rawbits_to_float(0x007fffff)}, |
| 6803 | // - The smallest subnormal float. |
| 6804 | {rawbits_to_double(0x36a0000000000000), rawbits_to_float(0x00000001)}, |
| 6805 | // - Subnormal floats that need (ties-to-even) rounding. |
| 6806 | // For these subnormals: |
| 6807 | // bit 34 (0x0000000400000000) is the lowest-order bit which will |
| 6808 | // fit in the float's mantissa. |
| 6809 | {rawbits_to_double(0x37c159e000000000), rawbits_to_float(0x00045678)}, |
| 6810 | {rawbits_to_double(0x37c159e000000001), rawbits_to_float(0x00045678)}, |
| 6811 | {rawbits_to_double(0x37c159e200000000), rawbits_to_float(0x00045678)}, |
| 6812 | {rawbits_to_double(0x37c159e200000001), rawbits_to_float(0x00045679)}, |
| 6813 | {rawbits_to_double(0x37c159e400000000), rawbits_to_float(0x00045679)}, |
| 6814 | {rawbits_to_double(0x37c159e400000001), rawbits_to_float(0x00045679)}, |
| 6815 | {rawbits_to_double(0x37c159e600000000), rawbits_to_float(0x0004567a)}, |
| 6816 | {rawbits_to_double(0x37c159e600000001), rawbits_to_float(0x0004567a)}, |
| 6817 | {rawbits_to_double(0x37c159e800000000), rawbits_to_float(0x0004567a)}, |
| 6818 | {rawbits_to_double(0x37c159e800000001), rawbits_to_float(0x0004567a)}, |
| 6819 | {rawbits_to_double(0x37c159ea00000000), rawbits_to_float(0x0004567a)}, |
| 6820 | {rawbits_to_double(0x37c159ea00000001), rawbits_to_float(0x0004567b)}, |
| 6821 | {rawbits_to_double(0x37c159ec00000000), rawbits_to_float(0x0004567b)}, |
| 6822 | // - The smallest double which rounds up to become a subnormal float. |
| 6823 | {rawbits_to_double(0x3690000000000001), rawbits_to_float(0x00000001)}, |
| 6824 | |
| 6825 | // Check NaN payload preservation. |
| 6826 | {rawbits_to_double(0x7ff82468a0000000), rawbits_to_float(0x7fc12345)}, |
| 6827 | {rawbits_to_double(0x7ff82468bfffffff), rawbits_to_float(0x7fc12345)}, |
| 6828 | // - Signalling NaNs become quiet NaNs. |
| 6829 | {rawbits_to_double(0x7ff02468a0000000), rawbits_to_float(0x7fc12345)}, |
| 6830 | {rawbits_to_double(0x7ff02468bfffffff), rawbits_to_float(0x7fc12345)}, |
| 6831 | {rawbits_to_double(0x7ff000001fffffff), rawbits_to_float(0x7fc00000)}, |
| 6832 | }; |
| 6833 | int count = sizeof(test) / sizeof(test[0]); |
| 6834 | |
| 6835 | for (int i = 0; i < count; i++) { |
| 6836 | double in = test[i].in; |
| 6837 | float expected = test[i].expected; |
| 6838 | |
| 6839 | // We only expect positive input. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 6840 | CHECK(std::signbit(in) == 0); |
| 6841 | CHECK(std::signbit(expected) == 0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6842 | |
| 6843 | SETUP(); |
| 6844 | START(); |
| 6845 | |
| 6846 | __ Fmov(d10, in); |
| 6847 | __ Fcvt(s20, d10); |
| 6848 | |
| 6849 | __ Fmov(d11, -in); |
| 6850 | __ Fcvt(s21, d11); |
| 6851 | |
| 6852 | END(); |
| 6853 | RUN(); |
| 6854 | CHECK_EQUAL_FP32(expected, s20); |
| 6855 | CHECK_EQUAL_FP32(-expected, s21); |
| 6856 | TEARDOWN(); |
| 6857 | } |
| 6858 | } |
| 6859 | |
| 6860 | |
| 6861 | TEST(fcvtas) { |
| 6862 | INIT_V8(); |
| 6863 | SETUP(); |
| 6864 | |
| 6865 | START(); |
| 6866 | __ Fmov(s0, 1.0); |
| 6867 | __ Fmov(s1, 1.1); |
| 6868 | __ Fmov(s2, 2.5); |
| 6869 | __ Fmov(s3, -2.5); |
| 6870 | __ Fmov(s4, kFP32PositiveInfinity); |
| 6871 | __ Fmov(s5, kFP32NegativeInfinity); |
| 6872 | __ Fmov(s6, 0x7fffff80); // Largest float < INT32_MAX. |
| 6873 | __ Fneg(s7, s6); // Smallest float > INT32_MIN. |
| 6874 | __ Fmov(d8, 1.0); |
| 6875 | __ Fmov(d9, 1.1); |
| 6876 | __ Fmov(d10, 2.5); |
| 6877 | __ Fmov(d11, -2.5); |
| 6878 | __ Fmov(d12, kFP64PositiveInfinity); |
| 6879 | __ Fmov(d13, kFP64NegativeInfinity); |
| 6880 | __ Fmov(d14, kWMaxInt - 1); |
| 6881 | __ Fmov(d15, kWMinInt + 1); |
| 6882 | __ Fmov(s17, 1.1); |
| 6883 | __ Fmov(s18, 2.5); |
| 6884 | __ Fmov(s19, -2.5); |
| 6885 | __ Fmov(s20, kFP32PositiveInfinity); |
| 6886 | __ Fmov(s21, kFP32NegativeInfinity); |
| 6887 | __ Fmov(s22, 0x7fffff8000000000UL); // Largest float < INT64_MAX. |
| 6888 | __ Fneg(s23, s22); // Smallest float > INT64_MIN. |
| 6889 | __ Fmov(d24, 1.1); |
| 6890 | __ Fmov(d25, 2.5); |
| 6891 | __ Fmov(d26, -2.5); |
| 6892 | __ Fmov(d27, kFP64PositiveInfinity); |
| 6893 | __ Fmov(d28, kFP64NegativeInfinity); |
| 6894 | __ Fmov(d29, 0x7ffffffffffffc00UL); // Largest double < INT64_MAX. |
| 6895 | __ Fneg(d30, d29); // Smallest double > INT64_MIN. |
| 6896 | |
| 6897 | __ Fcvtas(w0, s0); |
| 6898 | __ Fcvtas(w1, s1); |
| 6899 | __ Fcvtas(w2, s2); |
| 6900 | __ Fcvtas(w3, s3); |
| 6901 | __ Fcvtas(w4, s4); |
| 6902 | __ Fcvtas(w5, s5); |
| 6903 | __ Fcvtas(w6, s6); |
| 6904 | __ Fcvtas(w7, s7); |
| 6905 | __ Fcvtas(w8, d8); |
| 6906 | __ Fcvtas(w9, d9); |
| 6907 | __ Fcvtas(w10, d10); |
| 6908 | __ Fcvtas(w11, d11); |
| 6909 | __ Fcvtas(w12, d12); |
| 6910 | __ Fcvtas(w13, d13); |
| 6911 | __ Fcvtas(w14, d14); |
| 6912 | __ Fcvtas(w15, d15); |
| 6913 | __ Fcvtas(x17, s17); |
| 6914 | __ Fcvtas(x18, s18); |
| 6915 | __ Fcvtas(x19, s19); |
| 6916 | __ Fcvtas(x20, s20); |
| 6917 | __ Fcvtas(x21, s21); |
| 6918 | __ Fcvtas(x22, s22); |
| 6919 | __ Fcvtas(x23, s23); |
| 6920 | __ Fcvtas(x24, d24); |
| 6921 | __ Fcvtas(x25, d25); |
| 6922 | __ Fcvtas(x26, d26); |
| 6923 | __ Fcvtas(x27, d27); |
| 6924 | __ Fcvtas(x28, d28); |
| 6925 | __ Fcvtas(x29, d29); |
| 6926 | __ Fcvtas(x30, d30); |
| 6927 | END(); |
| 6928 | |
| 6929 | RUN(); |
| 6930 | |
| 6931 | CHECK_EQUAL_64(1, x0); |
| 6932 | CHECK_EQUAL_64(1, x1); |
| 6933 | CHECK_EQUAL_64(3, x2); |
| 6934 | CHECK_EQUAL_64(0xfffffffd, x3); |
| 6935 | CHECK_EQUAL_64(0x7fffffff, x4); |
| 6936 | CHECK_EQUAL_64(0x80000000, x5); |
| 6937 | CHECK_EQUAL_64(0x7fffff80, x6); |
| 6938 | CHECK_EQUAL_64(0x80000080, x7); |
| 6939 | CHECK_EQUAL_64(1, x8); |
| 6940 | CHECK_EQUAL_64(1, x9); |
| 6941 | CHECK_EQUAL_64(3, x10); |
| 6942 | CHECK_EQUAL_64(0xfffffffd, x11); |
| 6943 | CHECK_EQUAL_64(0x7fffffff, x12); |
| 6944 | CHECK_EQUAL_64(0x80000000, x13); |
| 6945 | CHECK_EQUAL_64(0x7ffffffe, x14); |
| 6946 | CHECK_EQUAL_64(0x80000001, x15); |
| 6947 | CHECK_EQUAL_64(1, x17); |
| 6948 | CHECK_EQUAL_64(3, x18); |
| 6949 | CHECK_EQUAL_64(0xfffffffffffffffdUL, x19); |
| 6950 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x20); |
| 6951 | CHECK_EQUAL_64(0x8000000000000000UL, x21); |
| 6952 | CHECK_EQUAL_64(0x7fffff8000000000UL, x22); |
| 6953 | CHECK_EQUAL_64(0x8000008000000000UL, x23); |
| 6954 | CHECK_EQUAL_64(1, x24); |
| 6955 | CHECK_EQUAL_64(3, x25); |
| 6956 | CHECK_EQUAL_64(0xfffffffffffffffdUL, x26); |
| 6957 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x27); |
| 6958 | CHECK_EQUAL_64(0x8000000000000000UL, x28); |
| 6959 | CHECK_EQUAL_64(0x7ffffffffffffc00UL, x29); |
| 6960 | CHECK_EQUAL_64(0x8000000000000400UL, x30); |
| 6961 | |
| 6962 | TEARDOWN(); |
| 6963 | } |
| 6964 | |
| 6965 | |
| 6966 | TEST(fcvtau) { |
| 6967 | INIT_V8(); |
| 6968 | SETUP(); |
| 6969 | |
| 6970 | START(); |
| 6971 | __ Fmov(s0, 1.0); |
| 6972 | __ Fmov(s1, 1.1); |
| 6973 | __ Fmov(s2, 2.5); |
| 6974 | __ Fmov(s3, -2.5); |
| 6975 | __ Fmov(s4, kFP32PositiveInfinity); |
| 6976 | __ Fmov(s5, kFP32NegativeInfinity); |
| 6977 | __ Fmov(s6, 0xffffff00); // Largest float < UINT32_MAX. |
| 6978 | __ Fmov(d8, 1.0); |
| 6979 | __ Fmov(d9, 1.1); |
| 6980 | __ Fmov(d10, 2.5); |
| 6981 | __ Fmov(d11, -2.5); |
| 6982 | __ Fmov(d12, kFP64PositiveInfinity); |
| 6983 | __ Fmov(d13, kFP64NegativeInfinity); |
| 6984 | __ Fmov(d14, 0xfffffffe); |
| 6985 | __ Fmov(s16, 1.0); |
| 6986 | __ Fmov(s17, 1.1); |
| 6987 | __ Fmov(s18, 2.5); |
| 6988 | __ Fmov(s19, -2.5); |
| 6989 | __ Fmov(s20, kFP32PositiveInfinity); |
| 6990 | __ Fmov(s21, kFP32NegativeInfinity); |
| 6991 | __ Fmov(s22, 0xffffff0000000000UL); // Largest float < UINT64_MAX. |
| 6992 | __ Fmov(d24, 1.1); |
| 6993 | __ Fmov(d25, 2.5); |
| 6994 | __ Fmov(d26, -2.5); |
| 6995 | __ Fmov(d27, kFP64PositiveInfinity); |
| 6996 | __ Fmov(d28, kFP64NegativeInfinity); |
| 6997 | __ Fmov(d29, 0xfffffffffffff800UL); // Largest double < UINT64_MAX. |
| 6998 | __ Fmov(s30, 0x100000000UL); |
| 6999 | |
| 7000 | __ Fcvtau(w0, s0); |
| 7001 | __ Fcvtau(w1, s1); |
| 7002 | __ Fcvtau(w2, s2); |
| 7003 | __ Fcvtau(w3, s3); |
| 7004 | __ Fcvtau(w4, s4); |
| 7005 | __ Fcvtau(w5, s5); |
| 7006 | __ Fcvtau(w6, s6); |
| 7007 | __ Fcvtau(w8, d8); |
| 7008 | __ Fcvtau(w9, d9); |
| 7009 | __ Fcvtau(w10, d10); |
| 7010 | __ Fcvtau(w11, d11); |
| 7011 | __ Fcvtau(w12, d12); |
| 7012 | __ Fcvtau(w13, d13); |
| 7013 | __ Fcvtau(w14, d14); |
| 7014 | __ Fcvtau(w15, d15); |
| 7015 | __ Fcvtau(x16, s16); |
| 7016 | __ Fcvtau(x17, s17); |
| 7017 | __ Fcvtau(x18, s18); |
| 7018 | __ Fcvtau(x19, s19); |
| 7019 | __ Fcvtau(x20, s20); |
| 7020 | __ Fcvtau(x21, s21); |
| 7021 | __ Fcvtau(x22, s22); |
| 7022 | __ Fcvtau(x24, d24); |
| 7023 | __ Fcvtau(x25, d25); |
| 7024 | __ Fcvtau(x26, d26); |
| 7025 | __ Fcvtau(x27, d27); |
| 7026 | __ Fcvtau(x28, d28); |
| 7027 | __ Fcvtau(x29, d29); |
| 7028 | __ Fcvtau(w30, s30); |
| 7029 | END(); |
| 7030 | |
| 7031 | RUN(); |
| 7032 | |
| 7033 | CHECK_EQUAL_64(1, x0); |
| 7034 | CHECK_EQUAL_64(1, x1); |
| 7035 | CHECK_EQUAL_64(3, x2); |
| 7036 | CHECK_EQUAL_64(0, x3); |
| 7037 | CHECK_EQUAL_64(0xffffffff, x4); |
| 7038 | CHECK_EQUAL_64(0, x5); |
| 7039 | CHECK_EQUAL_64(0xffffff00, x6); |
| 7040 | CHECK_EQUAL_64(1, x8); |
| 7041 | CHECK_EQUAL_64(1, x9); |
| 7042 | CHECK_EQUAL_64(3, x10); |
| 7043 | CHECK_EQUAL_64(0, x11); |
| 7044 | CHECK_EQUAL_64(0xffffffff, x12); |
| 7045 | CHECK_EQUAL_64(0, x13); |
| 7046 | CHECK_EQUAL_64(0xfffffffe, x14); |
| 7047 | CHECK_EQUAL_64(1, x16); |
| 7048 | CHECK_EQUAL_64(1, x17); |
| 7049 | CHECK_EQUAL_64(3, x18); |
| 7050 | CHECK_EQUAL_64(0, x19); |
| 7051 | CHECK_EQUAL_64(0xffffffffffffffffUL, x20); |
| 7052 | CHECK_EQUAL_64(0, x21); |
| 7053 | CHECK_EQUAL_64(0xffffff0000000000UL, x22); |
| 7054 | CHECK_EQUAL_64(1, x24); |
| 7055 | CHECK_EQUAL_64(3, x25); |
| 7056 | CHECK_EQUAL_64(0, x26); |
| 7057 | CHECK_EQUAL_64(0xffffffffffffffffUL, x27); |
| 7058 | CHECK_EQUAL_64(0, x28); |
| 7059 | CHECK_EQUAL_64(0xfffffffffffff800UL, x29); |
| 7060 | CHECK_EQUAL_64(0xffffffff, x30); |
| 7061 | |
| 7062 | TEARDOWN(); |
| 7063 | } |
| 7064 | |
| 7065 | |
| 7066 | TEST(fcvtms) { |
| 7067 | INIT_V8(); |
| 7068 | SETUP(); |
| 7069 | |
| 7070 | START(); |
| 7071 | __ Fmov(s0, 1.0); |
| 7072 | __ Fmov(s1, 1.1); |
| 7073 | __ Fmov(s2, 1.5); |
| 7074 | __ Fmov(s3, -1.5); |
| 7075 | __ Fmov(s4, kFP32PositiveInfinity); |
| 7076 | __ Fmov(s5, kFP32NegativeInfinity); |
| 7077 | __ Fmov(s6, 0x7fffff80); // Largest float < INT32_MAX. |
| 7078 | __ Fneg(s7, s6); // Smallest float > INT32_MIN. |
| 7079 | __ Fmov(d8, 1.0); |
| 7080 | __ Fmov(d9, 1.1); |
| 7081 | __ Fmov(d10, 1.5); |
| 7082 | __ Fmov(d11, -1.5); |
| 7083 | __ Fmov(d12, kFP64PositiveInfinity); |
| 7084 | __ Fmov(d13, kFP64NegativeInfinity); |
| 7085 | __ Fmov(d14, kWMaxInt - 1); |
| 7086 | __ Fmov(d15, kWMinInt + 1); |
| 7087 | __ Fmov(s17, 1.1); |
| 7088 | __ Fmov(s18, 1.5); |
| 7089 | __ Fmov(s19, -1.5); |
| 7090 | __ Fmov(s20, kFP32PositiveInfinity); |
| 7091 | __ Fmov(s21, kFP32NegativeInfinity); |
| 7092 | __ Fmov(s22, 0x7fffff8000000000UL); // Largest float < INT64_MAX. |
| 7093 | __ Fneg(s23, s22); // Smallest float > INT64_MIN. |
| 7094 | __ Fmov(d24, 1.1); |
| 7095 | __ Fmov(d25, 1.5); |
| 7096 | __ Fmov(d26, -1.5); |
| 7097 | __ Fmov(d27, kFP64PositiveInfinity); |
| 7098 | __ Fmov(d28, kFP64NegativeInfinity); |
| 7099 | __ Fmov(d29, 0x7ffffffffffffc00UL); // Largest double < INT64_MAX. |
| 7100 | __ Fneg(d30, d29); // Smallest double > INT64_MIN. |
| 7101 | |
| 7102 | __ Fcvtms(w0, s0); |
| 7103 | __ Fcvtms(w1, s1); |
| 7104 | __ Fcvtms(w2, s2); |
| 7105 | __ Fcvtms(w3, s3); |
| 7106 | __ Fcvtms(w4, s4); |
| 7107 | __ Fcvtms(w5, s5); |
| 7108 | __ Fcvtms(w6, s6); |
| 7109 | __ Fcvtms(w7, s7); |
| 7110 | __ Fcvtms(w8, d8); |
| 7111 | __ Fcvtms(w9, d9); |
| 7112 | __ Fcvtms(w10, d10); |
| 7113 | __ Fcvtms(w11, d11); |
| 7114 | __ Fcvtms(w12, d12); |
| 7115 | __ Fcvtms(w13, d13); |
| 7116 | __ Fcvtms(w14, d14); |
| 7117 | __ Fcvtms(w15, d15); |
| 7118 | __ Fcvtms(x17, s17); |
| 7119 | __ Fcvtms(x18, s18); |
| 7120 | __ Fcvtms(x19, s19); |
| 7121 | __ Fcvtms(x20, s20); |
| 7122 | __ Fcvtms(x21, s21); |
| 7123 | __ Fcvtms(x22, s22); |
| 7124 | __ Fcvtms(x23, s23); |
| 7125 | __ Fcvtms(x24, d24); |
| 7126 | __ Fcvtms(x25, d25); |
| 7127 | __ Fcvtms(x26, d26); |
| 7128 | __ Fcvtms(x27, d27); |
| 7129 | __ Fcvtms(x28, d28); |
| 7130 | __ Fcvtms(x29, d29); |
| 7131 | __ Fcvtms(x30, d30); |
| 7132 | END(); |
| 7133 | |
| 7134 | RUN(); |
| 7135 | |
| 7136 | CHECK_EQUAL_64(1, x0); |
| 7137 | CHECK_EQUAL_64(1, x1); |
| 7138 | CHECK_EQUAL_64(1, x2); |
| 7139 | CHECK_EQUAL_64(0xfffffffe, x3); |
| 7140 | CHECK_EQUAL_64(0x7fffffff, x4); |
| 7141 | CHECK_EQUAL_64(0x80000000, x5); |
| 7142 | CHECK_EQUAL_64(0x7fffff80, x6); |
| 7143 | CHECK_EQUAL_64(0x80000080, x7); |
| 7144 | CHECK_EQUAL_64(1, x8); |
| 7145 | CHECK_EQUAL_64(1, x9); |
| 7146 | CHECK_EQUAL_64(1, x10); |
| 7147 | CHECK_EQUAL_64(0xfffffffe, x11); |
| 7148 | CHECK_EQUAL_64(0x7fffffff, x12); |
| 7149 | CHECK_EQUAL_64(0x80000000, x13); |
| 7150 | CHECK_EQUAL_64(0x7ffffffe, x14); |
| 7151 | CHECK_EQUAL_64(0x80000001, x15); |
| 7152 | CHECK_EQUAL_64(1, x17); |
| 7153 | CHECK_EQUAL_64(1, x18); |
| 7154 | CHECK_EQUAL_64(0xfffffffffffffffeUL, x19); |
| 7155 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x20); |
| 7156 | CHECK_EQUAL_64(0x8000000000000000UL, x21); |
| 7157 | CHECK_EQUAL_64(0x7fffff8000000000UL, x22); |
| 7158 | CHECK_EQUAL_64(0x8000008000000000UL, x23); |
| 7159 | CHECK_EQUAL_64(1, x24); |
| 7160 | CHECK_EQUAL_64(1, x25); |
| 7161 | CHECK_EQUAL_64(0xfffffffffffffffeUL, x26); |
| 7162 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x27); |
| 7163 | CHECK_EQUAL_64(0x8000000000000000UL, x28); |
| 7164 | CHECK_EQUAL_64(0x7ffffffffffffc00UL, x29); |
| 7165 | CHECK_EQUAL_64(0x8000000000000400UL, x30); |
| 7166 | |
| 7167 | TEARDOWN(); |
| 7168 | } |
| 7169 | |
| 7170 | |
| 7171 | TEST(fcvtmu) { |
| 7172 | INIT_V8(); |
| 7173 | SETUP(); |
| 7174 | |
| 7175 | START(); |
| 7176 | __ Fmov(s0, 1.0); |
| 7177 | __ Fmov(s1, 1.1); |
| 7178 | __ Fmov(s2, 1.5); |
| 7179 | __ Fmov(s3, -1.5); |
| 7180 | __ Fmov(s4, kFP32PositiveInfinity); |
| 7181 | __ Fmov(s5, kFP32NegativeInfinity); |
| 7182 | __ Fmov(s6, 0x7fffff80); // Largest float < INT32_MAX. |
| 7183 | __ Fneg(s7, s6); // Smallest float > INT32_MIN. |
| 7184 | __ Fmov(d8, 1.0); |
| 7185 | __ Fmov(d9, 1.1); |
| 7186 | __ Fmov(d10, 1.5); |
| 7187 | __ Fmov(d11, -1.5); |
| 7188 | __ Fmov(d12, kFP64PositiveInfinity); |
| 7189 | __ Fmov(d13, kFP64NegativeInfinity); |
| 7190 | __ Fmov(d14, kWMaxInt - 1); |
| 7191 | __ Fmov(d15, kWMinInt + 1); |
| 7192 | __ Fmov(s17, 1.1); |
| 7193 | __ Fmov(s18, 1.5); |
| 7194 | __ Fmov(s19, -1.5); |
| 7195 | __ Fmov(s20, kFP32PositiveInfinity); |
| 7196 | __ Fmov(s21, kFP32NegativeInfinity); |
| 7197 | __ Fmov(s22, 0x7fffff8000000000UL); // Largest float < INT64_MAX. |
| 7198 | __ Fneg(s23, s22); // Smallest float > INT64_MIN. |
| 7199 | __ Fmov(d24, 1.1); |
| 7200 | __ Fmov(d25, 1.5); |
| 7201 | __ Fmov(d26, -1.5); |
| 7202 | __ Fmov(d27, kFP64PositiveInfinity); |
| 7203 | __ Fmov(d28, kFP64NegativeInfinity); |
| 7204 | __ Fmov(d29, 0x7ffffffffffffc00UL); // Largest double < INT64_MAX. |
| 7205 | __ Fneg(d30, d29); // Smallest double > INT64_MIN. |
| 7206 | |
| 7207 | __ Fcvtmu(w0, s0); |
| 7208 | __ Fcvtmu(w1, s1); |
| 7209 | __ Fcvtmu(w2, s2); |
| 7210 | __ Fcvtmu(w3, s3); |
| 7211 | __ Fcvtmu(w4, s4); |
| 7212 | __ Fcvtmu(w5, s5); |
| 7213 | __ Fcvtmu(w6, s6); |
| 7214 | __ Fcvtmu(w7, s7); |
| 7215 | __ Fcvtmu(w8, d8); |
| 7216 | __ Fcvtmu(w9, d9); |
| 7217 | __ Fcvtmu(w10, d10); |
| 7218 | __ Fcvtmu(w11, d11); |
| 7219 | __ Fcvtmu(w12, d12); |
| 7220 | __ Fcvtmu(w13, d13); |
| 7221 | __ Fcvtmu(w14, d14); |
| 7222 | __ Fcvtmu(x17, s17); |
| 7223 | __ Fcvtmu(x18, s18); |
| 7224 | __ Fcvtmu(x19, s19); |
| 7225 | __ Fcvtmu(x20, s20); |
| 7226 | __ Fcvtmu(x21, s21); |
| 7227 | __ Fcvtmu(x22, s22); |
| 7228 | __ Fcvtmu(x23, s23); |
| 7229 | __ Fcvtmu(x24, d24); |
| 7230 | __ Fcvtmu(x25, d25); |
| 7231 | __ Fcvtmu(x26, d26); |
| 7232 | __ Fcvtmu(x27, d27); |
| 7233 | __ Fcvtmu(x28, d28); |
| 7234 | __ Fcvtmu(x29, d29); |
| 7235 | __ Fcvtmu(x30, d30); |
| 7236 | END(); |
| 7237 | |
| 7238 | RUN(); |
| 7239 | |
| 7240 | CHECK_EQUAL_64(1, x0); |
| 7241 | CHECK_EQUAL_64(1, x1); |
| 7242 | CHECK_EQUAL_64(1, x2); |
| 7243 | CHECK_EQUAL_64(0, x3); |
| 7244 | CHECK_EQUAL_64(0xffffffff, x4); |
| 7245 | CHECK_EQUAL_64(0, x5); |
| 7246 | CHECK_EQUAL_64(0x7fffff80, x6); |
| 7247 | CHECK_EQUAL_64(0, x7); |
| 7248 | CHECK_EQUAL_64(1, x8); |
| 7249 | CHECK_EQUAL_64(1, x9); |
| 7250 | CHECK_EQUAL_64(1, x10); |
| 7251 | CHECK_EQUAL_64(0, x11); |
| 7252 | CHECK_EQUAL_64(0xffffffff, x12); |
| 7253 | CHECK_EQUAL_64(0, x13); |
| 7254 | CHECK_EQUAL_64(0x7ffffffe, x14); |
| 7255 | CHECK_EQUAL_64(1, x17); |
| 7256 | CHECK_EQUAL_64(1, x18); |
| 7257 | CHECK_EQUAL_64(0x0UL, x19); |
| 7258 | CHECK_EQUAL_64(0xffffffffffffffffUL, x20); |
| 7259 | CHECK_EQUAL_64(0x0UL, x21); |
| 7260 | CHECK_EQUAL_64(0x7fffff8000000000UL, x22); |
| 7261 | CHECK_EQUAL_64(0x0UL, x23); |
| 7262 | CHECK_EQUAL_64(1, x24); |
| 7263 | CHECK_EQUAL_64(1, x25); |
| 7264 | CHECK_EQUAL_64(0x0UL, x26); |
| 7265 | CHECK_EQUAL_64(0xffffffffffffffffUL, x27); |
| 7266 | CHECK_EQUAL_64(0x0UL, x28); |
| 7267 | CHECK_EQUAL_64(0x7ffffffffffffc00UL, x29); |
| 7268 | CHECK_EQUAL_64(0x0UL, x30); |
| 7269 | |
| 7270 | TEARDOWN(); |
| 7271 | } |
| 7272 | |
| 7273 | |
| 7274 | TEST(fcvtns) { |
| 7275 | INIT_V8(); |
| 7276 | SETUP(); |
| 7277 | |
| 7278 | START(); |
| 7279 | __ Fmov(s0, 1.0); |
| 7280 | __ Fmov(s1, 1.1); |
| 7281 | __ Fmov(s2, 1.5); |
| 7282 | __ Fmov(s3, -1.5); |
| 7283 | __ Fmov(s4, kFP32PositiveInfinity); |
| 7284 | __ Fmov(s5, kFP32NegativeInfinity); |
| 7285 | __ Fmov(s6, 0x7fffff80); // Largest float < INT32_MAX. |
| 7286 | __ Fneg(s7, s6); // Smallest float > INT32_MIN. |
| 7287 | __ Fmov(d8, 1.0); |
| 7288 | __ Fmov(d9, 1.1); |
| 7289 | __ Fmov(d10, 1.5); |
| 7290 | __ Fmov(d11, -1.5); |
| 7291 | __ Fmov(d12, kFP64PositiveInfinity); |
| 7292 | __ Fmov(d13, kFP64NegativeInfinity); |
| 7293 | __ Fmov(d14, kWMaxInt - 1); |
| 7294 | __ Fmov(d15, kWMinInt + 1); |
| 7295 | __ Fmov(s17, 1.1); |
| 7296 | __ Fmov(s18, 1.5); |
| 7297 | __ Fmov(s19, -1.5); |
| 7298 | __ Fmov(s20, kFP32PositiveInfinity); |
| 7299 | __ Fmov(s21, kFP32NegativeInfinity); |
| 7300 | __ Fmov(s22, 0x7fffff8000000000UL); // Largest float < INT64_MAX. |
| 7301 | __ Fneg(s23, s22); // Smallest float > INT64_MIN. |
| 7302 | __ Fmov(d24, 1.1); |
| 7303 | __ Fmov(d25, 1.5); |
| 7304 | __ Fmov(d26, -1.5); |
| 7305 | __ Fmov(d27, kFP64PositiveInfinity); |
| 7306 | __ Fmov(d28, kFP64NegativeInfinity); |
| 7307 | __ Fmov(d29, 0x7ffffffffffffc00UL); // Largest double < INT64_MAX. |
| 7308 | __ Fneg(d30, d29); // Smallest double > INT64_MIN. |
| 7309 | |
| 7310 | __ Fcvtns(w0, s0); |
| 7311 | __ Fcvtns(w1, s1); |
| 7312 | __ Fcvtns(w2, s2); |
| 7313 | __ Fcvtns(w3, s3); |
| 7314 | __ Fcvtns(w4, s4); |
| 7315 | __ Fcvtns(w5, s5); |
| 7316 | __ Fcvtns(w6, s6); |
| 7317 | __ Fcvtns(w7, s7); |
| 7318 | __ Fcvtns(w8, d8); |
| 7319 | __ Fcvtns(w9, d9); |
| 7320 | __ Fcvtns(w10, d10); |
| 7321 | __ Fcvtns(w11, d11); |
| 7322 | __ Fcvtns(w12, d12); |
| 7323 | __ Fcvtns(w13, d13); |
| 7324 | __ Fcvtns(w14, d14); |
| 7325 | __ Fcvtns(w15, d15); |
| 7326 | __ Fcvtns(x17, s17); |
| 7327 | __ Fcvtns(x18, s18); |
| 7328 | __ Fcvtns(x19, s19); |
| 7329 | __ Fcvtns(x20, s20); |
| 7330 | __ Fcvtns(x21, s21); |
| 7331 | __ Fcvtns(x22, s22); |
| 7332 | __ Fcvtns(x23, s23); |
| 7333 | __ Fcvtns(x24, d24); |
| 7334 | __ Fcvtns(x25, d25); |
| 7335 | __ Fcvtns(x26, d26); |
| 7336 | __ Fcvtns(x27, d27); |
| 7337 | // __ Fcvtns(x28, d28); |
| 7338 | __ Fcvtns(x29, d29); |
| 7339 | __ Fcvtns(x30, d30); |
| 7340 | END(); |
| 7341 | |
| 7342 | RUN(); |
| 7343 | |
| 7344 | CHECK_EQUAL_64(1, x0); |
| 7345 | CHECK_EQUAL_64(1, x1); |
| 7346 | CHECK_EQUAL_64(2, x2); |
| 7347 | CHECK_EQUAL_64(0xfffffffe, x3); |
| 7348 | CHECK_EQUAL_64(0x7fffffff, x4); |
| 7349 | CHECK_EQUAL_64(0x80000000, x5); |
| 7350 | CHECK_EQUAL_64(0x7fffff80, x6); |
| 7351 | CHECK_EQUAL_64(0x80000080, x7); |
| 7352 | CHECK_EQUAL_64(1, x8); |
| 7353 | CHECK_EQUAL_64(1, x9); |
| 7354 | CHECK_EQUAL_64(2, x10); |
| 7355 | CHECK_EQUAL_64(0xfffffffe, x11); |
| 7356 | CHECK_EQUAL_64(0x7fffffff, x12); |
| 7357 | CHECK_EQUAL_64(0x80000000, x13); |
| 7358 | CHECK_EQUAL_64(0x7ffffffe, x14); |
| 7359 | CHECK_EQUAL_64(0x80000001, x15); |
| 7360 | CHECK_EQUAL_64(1, x17); |
| 7361 | CHECK_EQUAL_64(2, x18); |
| 7362 | CHECK_EQUAL_64(0xfffffffffffffffeUL, x19); |
| 7363 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x20); |
| 7364 | CHECK_EQUAL_64(0x8000000000000000UL, x21); |
| 7365 | CHECK_EQUAL_64(0x7fffff8000000000UL, x22); |
| 7366 | CHECK_EQUAL_64(0x8000008000000000UL, x23); |
| 7367 | CHECK_EQUAL_64(1, x24); |
| 7368 | CHECK_EQUAL_64(2, x25); |
| 7369 | CHECK_EQUAL_64(0xfffffffffffffffeUL, x26); |
| 7370 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x27); |
| 7371 | // CHECK_EQUAL_64(0x8000000000000000UL, x28); |
| 7372 | CHECK_EQUAL_64(0x7ffffffffffffc00UL, x29); |
| 7373 | CHECK_EQUAL_64(0x8000000000000400UL, x30); |
| 7374 | |
| 7375 | TEARDOWN(); |
| 7376 | } |
| 7377 | |
| 7378 | |
| 7379 | TEST(fcvtnu) { |
| 7380 | INIT_V8(); |
| 7381 | SETUP(); |
| 7382 | |
| 7383 | START(); |
| 7384 | __ Fmov(s0, 1.0); |
| 7385 | __ Fmov(s1, 1.1); |
| 7386 | __ Fmov(s2, 1.5); |
| 7387 | __ Fmov(s3, -1.5); |
| 7388 | __ Fmov(s4, kFP32PositiveInfinity); |
| 7389 | __ Fmov(s5, kFP32NegativeInfinity); |
| 7390 | __ Fmov(s6, 0xffffff00); // Largest float < UINT32_MAX. |
| 7391 | __ Fmov(d8, 1.0); |
| 7392 | __ Fmov(d9, 1.1); |
| 7393 | __ Fmov(d10, 1.5); |
| 7394 | __ Fmov(d11, -1.5); |
| 7395 | __ Fmov(d12, kFP64PositiveInfinity); |
| 7396 | __ Fmov(d13, kFP64NegativeInfinity); |
| 7397 | __ Fmov(d14, 0xfffffffe); |
| 7398 | __ Fmov(s16, 1.0); |
| 7399 | __ Fmov(s17, 1.1); |
| 7400 | __ Fmov(s18, 1.5); |
| 7401 | __ Fmov(s19, -1.5); |
| 7402 | __ Fmov(s20, kFP32PositiveInfinity); |
| 7403 | __ Fmov(s21, kFP32NegativeInfinity); |
| 7404 | __ Fmov(s22, 0xffffff0000000000UL); // Largest float < UINT64_MAX. |
| 7405 | __ Fmov(d24, 1.1); |
| 7406 | __ Fmov(d25, 1.5); |
| 7407 | __ Fmov(d26, -1.5); |
| 7408 | __ Fmov(d27, kFP64PositiveInfinity); |
| 7409 | __ Fmov(d28, kFP64NegativeInfinity); |
| 7410 | __ Fmov(d29, 0xfffffffffffff800UL); // Largest double < UINT64_MAX. |
| 7411 | __ Fmov(s30, 0x100000000UL); |
| 7412 | |
| 7413 | __ Fcvtnu(w0, s0); |
| 7414 | __ Fcvtnu(w1, s1); |
| 7415 | __ Fcvtnu(w2, s2); |
| 7416 | __ Fcvtnu(w3, s3); |
| 7417 | __ Fcvtnu(w4, s4); |
| 7418 | __ Fcvtnu(w5, s5); |
| 7419 | __ Fcvtnu(w6, s6); |
| 7420 | __ Fcvtnu(w8, d8); |
| 7421 | __ Fcvtnu(w9, d9); |
| 7422 | __ Fcvtnu(w10, d10); |
| 7423 | __ Fcvtnu(w11, d11); |
| 7424 | __ Fcvtnu(w12, d12); |
| 7425 | __ Fcvtnu(w13, d13); |
| 7426 | __ Fcvtnu(w14, d14); |
| 7427 | __ Fcvtnu(w15, d15); |
| 7428 | __ Fcvtnu(x16, s16); |
| 7429 | __ Fcvtnu(x17, s17); |
| 7430 | __ Fcvtnu(x18, s18); |
| 7431 | __ Fcvtnu(x19, s19); |
| 7432 | __ Fcvtnu(x20, s20); |
| 7433 | __ Fcvtnu(x21, s21); |
| 7434 | __ Fcvtnu(x22, s22); |
| 7435 | __ Fcvtnu(x24, d24); |
| 7436 | __ Fcvtnu(x25, d25); |
| 7437 | __ Fcvtnu(x26, d26); |
| 7438 | __ Fcvtnu(x27, d27); |
| 7439 | // __ Fcvtnu(x28, d28); |
| 7440 | __ Fcvtnu(x29, d29); |
| 7441 | __ Fcvtnu(w30, s30); |
| 7442 | END(); |
| 7443 | |
| 7444 | RUN(); |
| 7445 | |
| 7446 | CHECK_EQUAL_64(1, x0); |
| 7447 | CHECK_EQUAL_64(1, x1); |
| 7448 | CHECK_EQUAL_64(2, x2); |
| 7449 | CHECK_EQUAL_64(0, x3); |
| 7450 | CHECK_EQUAL_64(0xffffffff, x4); |
| 7451 | CHECK_EQUAL_64(0, x5); |
| 7452 | CHECK_EQUAL_64(0xffffff00, x6); |
| 7453 | CHECK_EQUAL_64(1, x8); |
| 7454 | CHECK_EQUAL_64(1, x9); |
| 7455 | CHECK_EQUAL_64(2, x10); |
| 7456 | CHECK_EQUAL_64(0, x11); |
| 7457 | CHECK_EQUAL_64(0xffffffff, x12); |
| 7458 | CHECK_EQUAL_64(0, x13); |
| 7459 | CHECK_EQUAL_64(0xfffffffe, x14); |
| 7460 | CHECK_EQUAL_64(1, x16); |
| 7461 | CHECK_EQUAL_64(1, x17); |
| 7462 | CHECK_EQUAL_64(2, x18); |
| 7463 | CHECK_EQUAL_64(0, x19); |
| 7464 | CHECK_EQUAL_64(0xffffffffffffffffUL, x20); |
| 7465 | CHECK_EQUAL_64(0, x21); |
| 7466 | CHECK_EQUAL_64(0xffffff0000000000UL, x22); |
| 7467 | CHECK_EQUAL_64(1, x24); |
| 7468 | CHECK_EQUAL_64(2, x25); |
| 7469 | CHECK_EQUAL_64(0, x26); |
| 7470 | CHECK_EQUAL_64(0xffffffffffffffffUL, x27); |
| 7471 | // CHECK_EQUAL_64(0, x28); |
| 7472 | CHECK_EQUAL_64(0xfffffffffffff800UL, x29); |
| 7473 | CHECK_EQUAL_64(0xffffffff, x30); |
| 7474 | |
| 7475 | TEARDOWN(); |
| 7476 | } |
| 7477 | |
| 7478 | |
| 7479 | TEST(fcvtzs) { |
| 7480 | INIT_V8(); |
| 7481 | SETUP(); |
| 7482 | |
| 7483 | START(); |
| 7484 | __ Fmov(s0, 1.0); |
| 7485 | __ Fmov(s1, 1.1); |
| 7486 | __ Fmov(s2, 1.5); |
| 7487 | __ Fmov(s3, -1.5); |
| 7488 | __ Fmov(s4, kFP32PositiveInfinity); |
| 7489 | __ Fmov(s5, kFP32NegativeInfinity); |
| 7490 | __ Fmov(s6, 0x7fffff80); // Largest float < INT32_MAX. |
| 7491 | __ Fneg(s7, s6); // Smallest float > INT32_MIN. |
| 7492 | __ Fmov(d8, 1.0); |
| 7493 | __ Fmov(d9, 1.1); |
| 7494 | __ Fmov(d10, 1.5); |
| 7495 | __ Fmov(d11, -1.5); |
| 7496 | __ Fmov(d12, kFP64PositiveInfinity); |
| 7497 | __ Fmov(d13, kFP64NegativeInfinity); |
| 7498 | __ Fmov(d14, kWMaxInt - 1); |
| 7499 | __ Fmov(d15, kWMinInt + 1); |
| 7500 | __ Fmov(s17, 1.1); |
| 7501 | __ Fmov(s18, 1.5); |
| 7502 | __ Fmov(s19, -1.5); |
| 7503 | __ Fmov(s20, kFP32PositiveInfinity); |
| 7504 | __ Fmov(s21, kFP32NegativeInfinity); |
| 7505 | __ Fmov(s22, 0x7fffff8000000000UL); // Largest float < INT64_MAX. |
| 7506 | __ Fneg(s23, s22); // Smallest float > INT64_MIN. |
| 7507 | __ Fmov(d24, 1.1); |
| 7508 | __ Fmov(d25, 1.5); |
| 7509 | __ Fmov(d26, -1.5); |
| 7510 | __ Fmov(d27, kFP64PositiveInfinity); |
| 7511 | __ Fmov(d28, kFP64NegativeInfinity); |
| 7512 | __ Fmov(d29, 0x7ffffffffffffc00UL); // Largest double < INT64_MAX. |
| 7513 | __ Fneg(d30, d29); // Smallest double > INT64_MIN. |
| 7514 | |
| 7515 | __ Fcvtzs(w0, s0); |
| 7516 | __ Fcvtzs(w1, s1); |
| 7517 | __ Fcvtzs(w2, s2); |
| 7518 | __ Fcvtzs(w3, s3); |
| 7519 | __ Fcvtzs(w4, s4); |
| 7520 | __ Fcvtzs(w5, s5); |
| 7521 | __ Fcvtzs(w6, s6); |
| 7522 | __ Fcvtzs(w7, s7); |
| 7523 | __ Fcvtzs(w8, d8); |
| 7524 | __ Fcvtzs(w9, d9); |
| 7525 | __ Fcvtzs(w10, d10); |
| 7526 | __ Fcvtzs(w11, d11); |
| 7527 | __ Fcvtzs(w12, d12); |
| 7528 | __ Fcvtzs(w13, d13); |
| 7529 | __ Fcvtzs(w14, d14); |
| 7530 | __ Fcvtzs(w15, d15); |
| 7531 | __ Fcvtzs(x17, s17); |
| 7532 | __ Fcvtzs(x18, s18); |
| 7533 | __ Fcvtzs(x19, s19); |
| 7534 | __ Fcvtzs(x20, s20); |
| 7535 | __ Fcvtzs(x21, s21); |
| 7536 | __ Fcvtzs(x22, s22); |
| 7537 | __ Fcvtzs(x23, s23); |
| 7538 | __ Fcvtzs(x24, d24); |
| 7539 | __ Fcvtzs(x25, d25); |
| 7540 | __ Fcvtzs(x26, d26); |
| 7541 | __ Fcvtzs(x27, d27); |
| 7542 | __ Fcvtzs(x28, d28); |
| 7543 | __ Fcvtzs(x29, d29); |
| 7544 | __ Fcvtzs(x30, d30); |
| 7545 | END(); |
| 7546 | |
| 7547 | RUN(); |
| 7548 | |
| 7549 | CHECK_EQUAL_64(1, x0); |
| 7550 | CHECK_EQUAL_64(1, x1); |
| 7551 | CHECK_EQUAL_64(1, x2); |
| 7552 | CHECK_EQUAL_64(0xffffffff, x3); |
| 7553 | CHECK_EQUAL_64(0x7fffffff, x4); |
| 7554 | CHECK_EQUAL_64(0x80000000, x5); |
| 7555 | CHECK_EQUAL_64(0x7fffff80, x6); |
| 7556 | CHECK_EQUAL_64(0x80000080, x7); |
| 7557 | CHECK_EQUAL_64(1, x8); |
| 7558 | CHECK_EQUAL_64(1, x9); |
| 7559 | CHECK_EQUAL_64(1, x10); |
| 7560 | CHECK_EQUAL_64(0xffffffff, x11); |
| 7561 | CHECK_EQUAL_64(0x7fffffff, x12); |
| 7562 | CHECK_EQUAL_64(0x80000000, x13); |
| 7563 | CHECK_EQUAL_64(0x7ffffffe, x14); |
| 7564 | CHECK_EQUAL_64(0x80000001, x15); |
| 7565 | CHECK_EQUAL_64(1, x17); |
| 7566 | CHECK_EQUAL_64(1, x18); |
| 7567 | CHECK_EQUAL_64(0xffffffffffffffffUL, x19); |
| 7568 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x20); |
| 7569 | CHECK_EQUAL_64(0x8000000000000000UL, x21); |
| 7570 | CHECK_EQUAL_64(0x7fffff8000000000UL, x22); |
| 7571 | CHECK_EQUAL_64(0x8000008000000000UL, x23); |
| 7572 | CHECK_EQUAL_64(1, x24); |
| 7573 | CHECK_EQUAL_64(1, x25); |
| 7574 | CHECK_EQUAL_64(0xffffffffffffffffUL, x26); |
| 7575 | CHECK_EQUAL_64(0x7fffffffffffffffUL, x27); |
| 7576 | CHECK_EQUAL_64(0x8000000000000000UL, x28); |
| 7577 | CHECK_EQUAL_64(0x7ffffffffffffc00UL, x29); |
| 7578 | CHECK_EQUAL_64(0x8000000000000400UL, x30); |
| 7579 | |
| 7580 | TEARDOWN(); |
| 7581 | } |
| 7582 | |
| 7583 | |
| 7584 | TEST(fcvtzu) { |
| 7585 | INIT_V8(); |
| 7586 | SETUP(); |
| 7587 | |
| 7588 | START(); |
| 7589 | __ Fmov(s0, 1.0); |
| 7590 | __ Fmov(s1, 1.1); |
| 7591 | __ Fmov(s2, 1.5); |
| 7592 | __ Fmov(s3, -1.5); |
| 7593 | __ Fmov(s4, kFP32PositiveInfinity); |
| 7594 | __ Fmov(s5, kFP32NegativeInfinity); |
| 7595 | __ Fmov(s6, 0x7fffff80); // Largest float < INT32_MAX. |
| 7596 | __ Fneg(s7, s6); // Smallest float > INT32_MIN. |
| 7597 | __ Fmov(d8, 1.0); |
| 7598 | __ Fmov(d9, 1.1); |
| 7599 | __ Fmov(d10, 1.5); |
| 7600 | __ Fmov(d11, -1.5); |
| 7601 | __ Fmov(d12, kFP64PositiveInfinity); |
| 7602 | __ Fmov(d13, kFP64NegativeInfinity); |
| 7603 | __ Fmov(d14, kWMaxInt - 1); |
| 7604 | __ Fmov(d15, kWMinInt + 1); |
| 7605 | __ Fmov(s17, 1.1); |
| 7606 | __ Fmov(s18, 1.5); |
| 7607 | __ Fmov(s19, -1.5); |
| 7608 | __ Fmov(s20, kFP32PositiveInfinity); |
| 7609 | __ Fmov(s21, kFP32NegativeInfinity); |
| 7610 | __ Fmov(s22, 0x7fffff8000000000UL); // Largest float < INT64_MAX. |
| 7611 | __ Fneg(s23, s22); // Smallest float > INT64_MIN. |
| 7612 | __ Fmov(d24, 1.1); |
| 7613 | __ Fmov(d25, 1.5); |
| 7614 | __ Fmov(d26, -1.5); |
| 7615 | __ Fmov(d27, kFP64PositiveInfinity); |
| 7616 | __ Fmov(d28, kFP64NegativeInfinity); |
| 7617 | __ Fmov(d29, 0x7ffffffffffffc00UL); // Largest double < INT64_MAX. |
| 7618 | __ Fneg(d30, d29); // Smallest double > INT64_MIN. |
| 7619 | |
| 7620 | __ Fcvtzu(w0, s0); |
| 7621 | __ Fcvtzu(w1, s1); |
| 7622 | __ Fcvtzu(w2, s2); |
| 7623 | __ Fcvtzu(w3, s3); |
| 7624 | __ Fcvtzu(w4, s4); |
| 7625 | __ Fcvtzu(w5, s5); |
| 7626 | __ Fcvtzu(w6, s6); |
| 7627 | __ Fcvtzu(w7, s7); |
| 7628 | __ Fcvtzu(w8, d8); |
| 7629 | __ Fcvtzu(w9, d9); |
| 7630 | __ Fcvtzu(w10, d10); |
| 7631 | __ Fcvtzu(w11, d11); |
| 7632 | __ Fcvtzu(w12, d12); |
| 7633 | __ Fcvtzu(w13, d13); |
| 7634 | __ Fcvtzu(w14, d14); |
| 7635 | __ Fcvtzu(x17, s17); |
| 7636 | __ Fcvtzu(x18, s18); |
| 7637 | __ Fcvtzu(x19, s19); |
| 7638 | __ Fcvtzu(x20, s20); |
| 7639 | __ Fcvtzu(x21, s21); |
| 7640 | __ Fcvtzu(x22, s22); |
| 7641 | __ Fcvtzu(x23, s23); |
| 7642 | __ Fcvtzu(x24, d24); |
| 7643 | __ Fcvtzu(x25, d25); |
| 7644 | __ Fcvtzu(x26, d26); |
| 7645 | __ Fcvtzu(x27, d27); |
| 7646 | __ Fcvtzu(x28, d28); |
| 7647 | __ Fcvtzu(x29, d29); |
| 7648 | __ Fcvtzu(x30, d30); |
| 7649 | END(); |
| 7650 | |
| 7651 | RUN(); |
| 7652 | |
| 7653 | CHECK_EQUAL_64(1, x0); |
| 7654 | CHECK_EQUAL_64(1, x1); |
| 7655 | CHECK_EQUAL_64(1, x2); |
| 7656 | CHECK_EQUAL_64(0, x3); |
| 7657 | CHECK_EQUAL_64(0xffffffff, x4); |
| 7658 | CHECK_EQUAL_64(0, x5); |
| 7659 | CHECK_EQUAL_64(0x7fffff80, x6); |
| 7660 | CHECK_EQUAL_64(0, x7); |
| 7661 | CHECK_EQUAL_64(1, x8); |
| 7662 | CHECK_EQUAL_64(1, x9); |
| 7663 | CHECK_EQUAL_64(1, x10); |
| 7664 | CHECK_EQUAL_64(0, x11); |
| 7665 | CHECK_EQUAL_64(0xffffffff, x12); |
| 7666 | CHECK_EQUAL_64(0, x13); |
| 7667 | CHECK_EQUAL_64(0x7ffffffe, x14); |
| 7668 | CHECK_EQUAL_64(1, x17); |
| 7669 | CHECK_EQUAL_64(1, x18); |
| 7670 | CHECK_EQUAL_64(0x0UL, x19); |
| 7671 | CHECK_EQUAL_64(0xffffffffffffffffUL, x20); |
| 7672 | CHECK_EQUAL_64(0x0UL, x21); |
| 7673 | CHECK_EQUAL_64(0x7fffff8000000000UL, x22); |
| 7674 | CHECK_EQUAL_64(0x0UL, x23); |
| 7675 | CHECK_EQUAL_64(1, x24); |
| 7676 | CHECK_EQUAL_64(1, x25); |
| 7677 | CHECK_EQUAL_64(0x0UL, x26); |
| 7678 | CHECK_EQUAL_64(0xffffffffffffffffUL, x27); |
| 7679 | CHECK_EQUAL_64(0x0UL, x28); |
| 7680 | CHECK_EQUAL_64(0x7ffffffffffffc00UL, x29); |
| 7681 | CHECK_EQUAL_64(0x0UL, x30); |
| 7682 | |
| 7683 | TEARDOWN(); |
| 7684 | } |
| 7685 | |
| 7686 | |
| 7687 | // Test that scvtf and ucvtf can convert the 64-bit input into the expected |
| 7688 | // value. All possible values of 'fbits' are tested. The expected value is |
| 7689 | // modified accordingly in each case. |
| 7690 | // |
| 7691 | // The expected value is specified as the bit encoding of the expected double |
| 7692 | // produced by scvtf (expected_scvtf_bits) as well as ucvtf |
| 7693 | // (expected_ucvtf_bits). |
| 7694 | // |
| 7695 | // Where the input value is representable by int32_t or uint32_t, conversions |
| 7696 | // from W registers will also be tested. |
| 7697 | static void TestUScvtfHelper(uint64_t in, |
| 7698 | uint64_t expected_scvtf_bits, |
| 7699 | uint64_t expected_ucvtf_bits) { |
| 7700 | uint64_t u64 = in; |
| 7701 | uint32_t u32 = u64 & 0xffffffff; |
| 7702 | int64_t s64 = static_cast<int64_t>(in); |
| 7703 | int32_t s32 = s64 & 0x7fffffff; |
| 7704 | |
| 7705 | bool cvtf_s32 = (s64 == s32); |
| 7706 | bool cvtf_u32 = (u64 == u32); |
| 7707 | |
| 7708 | double results_scvtf_x[65]; |
| 7709 | double results_ucvtf_x[65]; |
| 7710 | double results_scvtf_w[33]; |
| 7711 | double results_ucvtf_w[33]; |
| 7712 | |
| 7713 | SETUP(); |
| 7714 | START(); |
| 7715 | |
| 7716 | __ Mov(x0, reinterpret_cast<int64_t>(results_scvtf_x)); |
| 7717 | __ Mov(x1, reinterpret_cast<int64_t>(results_ucvtf_x)); |
| 7718 | __ Mov(x2, reinterpret_cast<int64_t>(results_scvtf_w)); |
| 7719 | __ Mov(x3, reinterpret_cast<int64_t>(results_ucvtf_w)); |
| 7720 | |
| 7721 | __ Mov(x10, s64); |
| 7722 | |
| 7723 | // Corrupt the top word, in case it is accidentally used during W-register |
| 7724 | // conversions. |
| 7725 | __ Mov(x11, 0x5555555555555555); |
| 7726 | __ Bfi(x11, x10, 0, kWRegSizeInBits); |
| 7727 | |
| 7728 | // Test integer conversions. |
| 7729 | __ Scvtf(d0, x10); |
| 7730 | __ Ucvtf(d1, x10); |
| 7731 | __ Scvtf(d2, w11); |
| 7732 | __ Ucvtf(d3, w11); |
| 7733 | __ Str(d0, MemOperand(x0)); |
| 7734 | __ Str(d1, MemOperand(x1)); |
| 7735 | __ Str(d2, MemOperand(x2)); |
| 7736 | __ Str(d3, MemOperand(x3)); |
| 7737 | |
| 7738 | // Test all possible values of fbits. |
| 7739 | for (int fbits = 1; fbits <= 32; fbits++) { |
| 7740 | __ Scvtf(d0, x10, fbits); |
| 7741 | __ Ucvtf(d1, x10, fbits); |
| 7742 | __ Scvtf(d2, w11, fbits); |
| 7743 | __ Ucvtf(d3, w11, fbits); |
| 7744 | __ Str(d0, MemOperand(x0, fbits * kDRegSize)); |
| 7745 | __ Str(d1, MemOperand(x1, fbits * kDRegSize)); |
| 7746 | __ Str(d2, MemOperand(x2, fbits * kDRegSize)); |
| 7747 | __ Str(d3, MemOperand(x3, fbits * kDRegSize)); |
| 7748 | } |
| 7749 | |
| 7750 | // Conversions from W registers can only handle fbits values <= 32, so just |
| 7751 | // test conversions from X registers for 32 < fbits <= 64. |
| 7752 | for (int fbits = 33; fbits <= 64; fbits++) { |
| 7753 | __ Scvtf(d0, x10, fbits); |
| 7754 | __ Ucvtf(d1, x10, fbits); |
| 7755 | __ Str(d0, MemOperand(x0, fbits * kDRegSize)); |
| 7756 | __ Str(d1, MemOperand(x1, fbits * kDRegSize)); |
| 7757 | } |
| 7758 | |
| 7759 | END(); |
| 7760 | RUN(); |
| 7761 | |
| 7762 | // Check the results. |
| 7763 | double expected_scvtf_base = rawbits_to_double(expected_scvtf_bits); |
| 7764 | double expected_ucvtf_base = rawbits_to_double(expected_ucvtf_bits); |
| 7765 | |
| 7766 | for (int fbits = 0; fbits <= 32; fbits++) { |
| 7767 | double expected_scvtf = expected_scvtf_base / pow(2.0, fbits); |
| 7768 | double expected_ucvtf = expected_ucvtf_base / pow(2.0, fbits); |
| 7769 | CHECK_EQUAL_FP64(expected_scvtf, results_scvtf_x[fbits]); |
| 7770 | CHECK_EQUAL_FP64(expected_ucvtf, results_ucvtf_x[fbits]); |
| 7771 | if (cvtf_s32) CHECK_EQUAL_FP64(expected_scvtf, results_scvtf_w[fbits]); |
| 7772 | if (cvtf_u32) CHECK_EQUAL_FP64(expected_ucvtf, results_ucvtf_w[fbits]); |
| 7773 | } |
| 7774 | for (int fbits = 33; fbits <= 64; fbits++) { |
| 7775 | double expected_scvtf = expected_scvtf_base / pow(2.0, fbits); |
| 7776 | double expected_ucvtf = expected_ucvtf_base / pow(2.0, fbits); |
| 7777 | CHECK_EQUAL_FP64(expected_scvtf, results_scvtf_x[fbits]); |
| 7778 | CHECK_EQUAL_FP64(expected_ucvtf, results_ucvtf_x[fbits]); |
| 7779 | } |
| 7780 | |
| 7781 | TEARDOWN(); |
| 7782 | } |
| 7783 | |
| 7784 | |
| 7785 | TEST(scvtf_ucvtf_double) { |
| 7786 | INIT_V8(); |
| 7787 | // Simple conversions of positive numbers which require no rounding; the |
| 7788 | // results should not depened on the rounding mode, and ucvtf and scvtf should |
| 7789 | // produce the same result. |
| 7790 | TestUScvtfHelper(0x0000000000000000, 0x0000000000000000, 0x0000000000000000); |
| 7791 | TestUScvtfHelper(0x0000000000000001, 0x3ff0000000000000, 0x3ff0000000000000); |
| 7792 | TestUScvtfHelper(0x0000000040000000, 0x41d0000000000000, 0x41d0000000000000); |
| 7793 | TestUScvtfHelper(0x0000000100000000, 0x41f0000000000000, 0x41f0000000000000); |
| 7794 | TestUScvtfHelper(0x4000000000000000, 0x43d0000000000000, 0x43d0000000000000); |
| 7795 | // Test mantissa extremities. |
| 7796 | TestUScvtfHelper(0x4000000000000400, 0x43d0000000000001, 0x43d0000000000001); |
| 7797 | // The largest int32_t that fits in a double. |
| 7798 | TestUScvtfHelper(0x000000007fffffff, 0x41dfffffffc00000, 0x41dfffffffc00000); |
| 7799 | // Values that would be negative if treated as an int32_t. |
| 7800 | TestUScvtfHelper(0x00000000ffffffff, 0x41efffffffe00000, 0x41efffffffe00000); |
| 7801 | TestUScvtfHelper(0x0000000080000000, 0x41e0000000000000, 0x41e0000000000000); |
| 7802 | TestUScvtfHelper(0x0000000080000001, 0x41e0000000200000, 0x41e0000000200000); |
| 7803 | // The largest int64_t that fits in a double. |
| 7804 | TestUScvtfHelper(0x7ffffffffffffc00, 0x43dfffffffffffff, 0x43dfffffffffffff); |
| 7805 | // Check for bit pattern reproduction. |
| 7806 | TestUScvtfHelper(0x0123456789abcde0, 0x43723456789abcde, 0x43723456789abcde); |
| 7807 | TestUScvtfHelper(0x0000000012345678, 0x41b2345678000000, 0x41b2345678000000); |
| 7808 | |
| 7809 | // Simple conversions of negative int64_t values. These require no rounding, |
| 7810 | // and the results should not depend on the rounding mode. |
| 7811 | TestUScvtfHelper(0xffffffffc0000000, 0xc1d0000000000000, 0x43effffffff80000); |
| 7812 | TestUScvtfHelper(0xffffffff00000000, 0xc1f0000000000000, 0x43efffffffe00000); |
| 7813 | TestUScvtfHelper(0xc000000000000000, 0xc3d0000000000000, 0x43e8000000000000); |
| 7814 | |
| 7815 | // Conversions which require rounding. |
| 7816 | TestUScvtfHelper(0x1000000000000000, 0x43b0000000000000, 0x43b0000000000000); |
| 7817 | TestUScvtfHelper(0x1000000000000001, 0x43b0000000000000, 0x43b0000000000000); |
| 7818 | TestUScvtfHelper(0x1000000000000080, 0x43b0000000000000, 0x43b0000000000000); |
| 7819 | TestUScvtfHelper(0x1000000000000081, 0x43b0000000000001, 0x43b0000000000001); |
| 7820 | TestUScvtfHelper(0x1000000000000100, 0x43b0000000000001, 0x43b0000000000001); |
| 7821 | TestUScvtfHelper(0x1000000000000101, 0x43b0000000000001, 0x43b0000000000001); |
| 7822 | TestUScvtfHelper(0x1000000000000180, 0x43b0000000000002, 0x43b0000000000002); |
| 7823 | TestUScvtfHelper(0x1000000000000181, 0x43b0000000000002, 0x43b0000000000002); |
| 7824 | TestUScvtfHelper(0x1000000000000200, 0x43b0000000000002, 0x43b0000000000002); |
| 7825 | TestUScvtfHelper(0x1000000000000201, 0x43b0000000000002, 0x43b0000000000002); |
| 7826 | TestUScvtfHelper(0x1000000000000280, 0x43b0000000000002, 0x43b0000000000002); |
| 7827 | TestUScvtfHelper(0x1000000000000281, 0x43b0000000000003, 0x43b0000000000003); |
| 7828 | TestUScvtfHelper(0x1000000000000300, 0x43b0000000000003, 0x43b0000000000003); |
| 7829 | // Check rounding of negative int64_t values (and large uint64_t values). |
| 7830 | TestUScvtfHelper(0x8000000000000000, 0xc3e0000000000000, 0x43e0000000000000); |
| 7831 | TestUScvtfHelper(0x8000000000000001, 0xc3e0000000000000, 0x43e0000000000000); |
| 7832 | TestUScvtfHelper(0x8000000000000200, 0xc3e0000000000000, 0x43e0000000000000); |
| 7833 | TestUScvtfHelper(0x8000000000000201, 0xc3dfffffffffffff, 0x43e0000000000000); |
| 7834 | TestUScvtfHelper(0x8000000000000400, 0xc3dfffffffffffff, 0x43e0000000000000); |
| 7835 | TestUScvtfHelper(0x8000000000000401, 0xc3dfffffffffffff, 0x43e0000000000001); |
| 7836 | TestUScvtfHelper(0x8000000000000600, 0xc3dffffffffffffe, 0x43e0000000000001); |
| 7837 | TestUScvtfHelper(0x8000000000000601, 0xc3dffffffffffffe, 0x43e0000000000001); |
| 7838 | TestUScvtfHelper(0x8000000000000800, 0xc3dffffffffffffe, 0x43e0000000000001); |
| 7839 | TestUScvtfHelper(0x8000000000000801, 0xc3dffffffffffffe, 0x43e0000000000001); |
| 7840 | TestUScvtfHelper(0x8000000000000a00, 0xc3dffffffffffffe, 0x43e0000000000001); |
| 7841 | TestUScvtfHelper(0x8000000000000a01, 0xc3dffffffffffffd, 0x43e0000000000001); |
| 7842 | TestUScvtfHelper(0x8000000000000c00, 0xc3dffffffffffffd, 0x43e0000000000002); |
| 7843 | // Round up to produce a result that's too big for the input to represent. |
| 7844 | TestUScvtfHelper(0x7ffffffffffffe00, 0x43e0000000000000, 0x43e0000000000000); |
| 7845 | TestUScvtfHelper(0x7fffffffffffffff, 0x43e0000000000000, 0x43e0000000000000); |
| 7846 | TestUScvtfHelper(0xfffffffffffffc00, 0xc090000000000000, 0x43f0000000000000); |
| 7847 | TestUScvtfHelper(0xffffffffffffffff, 0xbff0000000000000, 0x43f0000000000000); |
| 7848 | } |
| 7849 | |
| 7850 | |
| 7851 | // The same as TestUScvtfHelper, but convert to floats. |
| 7852 | static void TestUScvtf32Helper(uint64_t in, |
| 7853 | uint32_t expected_scvtf_bits, |
| 7854 | uint32_t expected_ucvtf_bits) { |
| 7855 | uint64_t u64 = in; |
| 7856 | uint32_t u32 = u64 & 0xffffffff; |
| 7857 | int64_t s64 = static_cast<int64_t>(in); |
| 7858 | int32_t s32 = s64 & 0x7fffffff; |
| 7859 | |
| 7860 | bool cvtf_s32 = (s64 == s32); |
| 7861 | bool cvtf_u32 = (u64 == u32); |
| 7862 | |
| 7863 | float results_scvtf_x[65]; |
| 7864 | float results_ucvtf_x[65]; |
| 7865 | float results_scvtf_w[33]; |
| 7866 | float results_ucvtf_w[33]; |
| 7867 | |
| 7868 | SETUP(); |
| 7869 | START(); |
| 7870 | |
| 7871 | __ Mov(x0, reinterpret_cast<int64_t>(results_scvtf_x)); |
| 7872 | __ Mov(x1, reinterpret_cast<int64_t>(results_ucvtf_x)); |
| 7873 | __ Mov(x2, reinterpret_cast<int64_t>(results_scvtf_w)); |
| 7874 | __ Mov(x3, reinterpret_cast<int64_t>(results_ucvtf_w)); |
| 7875 | |
| 7876 | __ Mov(x10, s64); |
| 7877 | |
| 7878 | // Corrupt the top word, in case it is accidentally used during W-register |
| 7879 | // conversions. |
| 7880 | __ Mov(x11, 0x5555555555555555); |
| 7881 | __ Bfi(x11, x10, 0, kWRegSizeInBits); |
| 7882 | |
| 7883 | // Test integer conversions. |
| 7884 | __ Scvtf(s0, x10); |
| 7885 | __ Ucvtf(s1, x10); |
| 7886 | __ Scvtf(s2, w11); |
| 7887 | __ Ucvtf(s3, w11); |
| 7888 | __ Str(s0, MemOperand(x0)); |
| 7889 | __ Str(s1, MemOperand(x1)); |
| 7890 | __ Str(s2, MemOperand(x2)); |
| 7891 | __ Str(s3, MemOperand(x3)); |
| 7892 | |
| 7893 | // Test all possible values of fbits. |
| 7894 | for (int fbits = 1; fbits <= 32; fbits++) { |
| 7895 | __ Scvtf(s0, x10, fbits); |
| 7896 | __ Ucvtf(s1, x10, fbits); |
| 7897 | __ Scvtf(s2, w11, fbits); |
| 7898 | __ Ucvtf(s3, w11, fbits); |
| 7899 | __ Str(s0, MemOperand(x0, fbits * kSRegSize)); |
| 7900 | __ Str(s1, MemOperand(x1, fbits * kSRegSize)); |
| 7901 | __ Str(s2, MemOperand(x2, fbits * kSRegSize)); |
| 7902 | __ Str(s3, MemOperand(x3, fbits * kSRegSize)); |
| 7903 | } |
| 7904 | |
| 7905 | // Conversions from W registers can only handle fbits values <= 32, so just |
| 7906 | // test conversions from X registers for 32 < fbits <= 64. |
| 7907 | for (int fbits = 33; fbits <= 64; fbits++) { |
| 7908 | __ Scvtf(s0, x10, fbits); |
| 7909 | __ Ucvtf(s1, x10, fbits); |
| 7910 | __ Str(s0, MemOperand(x0, fbits * kSRegSize)); |
| 7911 | __ Str(s1, MemOperand(x1, fbits * kSRegSize)); |
| 7912 | } |
| 7913 | |
| 7914 | END(); |
| 7915 | RUN(); |
| 7916 | |
| 7917 | // Check the results. |
| 7918 | float expected_scvtf_base = rawbits_to_float(expected_scvtf_bits); |
| 7919 | float expected_ucvtf_base = rawbits_to_float(expected_ucvtf_bits); |
| 7920 | |
| 7921 | for (int fbits = 0; fbits <= 32; fbits++) { |
| 7922 | float expected_scvtf = expected_scvtf_base / powf(2, fbits); |
| 7923 | float expected_ucvtf = expected_ucvtf_base / powf(2, fbits); |
| 7924 | CHECK_EQUAL_FP32(expected_scvtf, results_scvtf_x[fbits]); |
| 7925 | CHECK_EQUAL_FP32(expected_ucvtf, results_ucvtf_x[fbits]); |
| 7926 | if (cvtf_s32) CHECK_EQUAL_FP32(expected_scvtf, results_scvtf_w[fbits]); |
| 7927 | if (cvtf_u32) CHECK_EQUAL_FP32(expected_ucvtf, results_ucvtf_w[fbits]); |
| 7928 | break; |
| 7929 | } |
| 7930 | for (int fbits = 33; fbits <= 64; fbits++) { |
| 7931 | break; |
| 7932 | float expected_scvtf = expected_scvtf_base / powf(2, fbits); |
| 7933 | float expected_ucvtf = expected_ucvtf_base / powf(2, fbits); |
| 7934 | CHECK_EQUAL_FP32(expected_scvtf, results_scvtf_x[fbits]); |
| 7935 | CHECK_EQUAL_FP32(expected_ucvtf, results_ucvtf_x[fbits]); |
| 7936 | } |
| 7937 | |
| 7938 | TEARDOWN(); |
| 7939 | } |
| 7940 | |
| 7941 | |
| 7942 | TEST(scvtf_ucvtf_float) { |
| 7943 | INIT_V8(); |
| 7944 | // Simple conversions of positive numbers which require no rounding; the |
| 7945 | // results should not depened on the rounding mode, and ucvtf and scvtf should |
| 7946 | // produce the same result. |
| 7947 | TestUScvtf32Helper(0x0000000000000000, 0x00000000, 0x00000000); |
| 7948 | TestUScvtf32Helper(0x0000000000000001, 0x3f800000, 0x3f800000); |
| 7949 | TestUScvtf32Helper(0x0000000040000000, 0x4e800000, 0x4e800000); |
| 7950 | TestUScvtf32Helper(0x0000000100000000, 0x4f800000, 0x4f800000); |
| 7951 | TestUScvtf32Helper(0x4000000000000000, 0x5e800000, 0x5e800000); |
| 7952 | // Test mantissa extremities. |
| 7953 | TestUScvtf32Helper(0x0000000000800001, 0x4b000001, 0x4b000001); |
| 7954 | TestUScvtf32Helper(0x4000008000000000, 0x5e800001, 0x5e800001); |
| 7955 | // The largest int32_t that fits in a float. |
| 7956 | TestUScvtf32Helper(0x000000007fffff80, 0x4effffff, 0x4effffff); |
| 7957 | // Values that would be negative if treated as an int32_t. |
| 7958 | TestUScvtf32Helper(0x00000000ffffff00, 0x4f7fffff, 0x4f7fffff); |
| 7959 | TestUScvtf32Helper(0x0000000080000000, 0x4f000000, 0x4f000000); |
| 7960 | TestUScvtf32Helper(0x0000000080000100, 0x4f000001, 0x4f000001); |
| 7961 | // The largest int64_t that fits in a float. |
| 7962 | TestUScvtf32Helper(0x7fffff8000000000, 0x5effffff, 0x5effffff); |
| 7963 | // Check for bit pattern reproduction. |
| 7964 | TestUScvtf32Helper(0x0000000000876543, 0x4b076543, 0x4b076543); |
| 7965 | |
| 7966 | // Simple conversions of negative int64_t values. These require no rounding, |
| 7967 | // and the results should not depend on the rounding mode. |
| 7968 | TestUScvtf32Helper(0xfffffc0000000000, 0xd4800000, 0x5f7ffffc); |
| 7969 | TestUScvtf32Helper(0xc000000000000000, 0xde800000, 0x5f400000); |
| 7970 | |
| 7971 | // Conversions which require rounding. |
| 7972 | TestUScvtf32Helper(0x0000800000000000, 0x57000000, 0x57000000); |
| 7973 | TestUScvtf32Helper(0x0000800000000001, 0x57000000, 0x57000000); |
| 7974 | TestUScvtf32Helper(0x0000800000800000, 0x57000000, 0x57000000); |
| 7975 | TestUScvtf32Helper(0x0000800000800001, 0x57000001, 0x57000001); |
| 7976 | TestUScvtf32Helper(0x0000800001000000, 0x57000001, 0x57000001); |
| 7977 | TestUScvtf32Helper(0x0000800001000001, 0x57000001, 0x57000001); |
| 7978 | TestUScvtf32Helper(0x0000800001800000, 0x57000002, 0x57000002); |
| 7979 | TestUScvtf32Helper(0x0000800001800001, 0x57000002, 0x57000002); |
| 7980 | TestUScvtf32Helper(0x0000800002000000, 0x57000002, 0x57000002); |
| 7981 | TestUScvtf32Helper(0x0000800002000001, 0x57000002, 0x57000002); |
| 7982 | TestUScvtf32Helper(0x0000800002800000, 0x57000002, 0x57000002); |
| 7983 | TestUScvtf32Helper(0x0000800002800001, 0x57000003, 0x57000003); |
| 7984 | TestUScvtf32Helper(0x0000800003000000, 0x57000003, 0x57000003); |
| 7985 | // Check rounding of negative int64_t values (and large uint64_t values). |
| 7986 | TestUScvtf32Helper(0x8000000000000000, 0xdf000000, 0x5f000000); |
| 7987 | TestUScvtf32Helper(0x8000000000000001, 0xdf000000, 0x5f000000); |
| 7988 | TestUScvtf32Helper(0x8000004000000000, 0xdf000000, 0x5f000000); |
| 7989 | TestUScvtf32Helper(0x8000004000000001, 0xdeffffff, 0x5f000000); |
| 7990 | TestUScvtf32Helper(0x8000008000000000, 0xdeffffff, 0x5f000000); |
| 7991 | TestUScvtf32Helper(0x8000008000000001, 0xdeffffff, 0x5f000001); |
| 7992 | TestUScvtf32Helper(0x800000c000000000, 0xdefffffe, 0x5f000001); |
| 7993 | TestUScvtf32Helper(0x800000c000000001, 0xdefffffe, 0x5f000001); |
| 7994 | TestUScvtf32Helper(0x8000010000000000, 0xdefffffe, 0x5f000001); |
| 7995 | TestUScvtf32Helper(0x8000010000000001, 0xdefffffe, 0x5f000001); |
| 7996 | TestUScvtf32Helper(0x8000014000000000, 0xdefffffe, 0x5f000001); |
| 7997 | TestUScvtf32Helper(0x8000014000000001, 0xdefffffd, 0x5f000001); |
| 7998 | TestUScvtf32Helper(0x8000018000000000, 0xdefffffd, 0x5f000002); |
| 7999 | // Round up to produce a result that's too big for the input to represent. |
| 8000 | TestUScvtf32Helper(0x000000007fffffc0, 0x4f000000, 0x4f000000); |
| 8001 | TestUScvtf32Helper(0x000000007fffffff, 0x4f000000, 0x4f000000); |
| 8002 | TestUScvtf32Helper(0x00000000ffffff80, 0x4f800000, 0x4f800000); |
| 8003 | TestUScvtf32Helper(0x00000000ffffffff, 0x4f800000, 0x4f800000); |
| 8004 | TestUScvtf32Helper(0x7fffffc000000000, 0x5f000000, 0x5f000000); |
| 8005 | TestUScvtf32Helper(0x7fffffffffffffff, 0x5f000000, 0x5f000000); |
| 8006 | TestUScvtf32Helper(0xffffff8000000000, 0xd3000000, 0x5f800000); |
| 8007 | TestUScvtf32Helper(0xffffffffffffffff, 0xbf800000, 0x5f800000); |
| 8008 | } |
| 8009 | |
| 8010 | |
| 8011 | TEST(system_mrs) { |
| 8012 | INIT_V8(); |
| 8013 | SETUP(); |
| 8014 | |
| 8015 | START(); |
| 8016 | __ Mov(w0, 0); |
| 8017 | __ Mov(w1, 1); |
| 8018 | __ Mov(w2, 0x80000000); |
| 8019 | |
| 8020 | // Set the Z and C flags. |
| 8021 | __ Cmp(w0, w0); |
| 8022 | __ Mrs(x3, NZCV); |
| 8023 | |
| 8024 | // Set the N flag. |
| 8025 | __ Cmp(w0, w1); |
| 8026 | __ Mrs(x4, NZCV); |
| 8027 | |
| 8028 | // Set the Z, C and V flags. |
| 8029 | __ Adds(w0, w2, w2); |
| 8030 | __ Mrs(x5, NZCV); |
| 8031 | |
| 8032 | // Read the default FPCR. |
| 8033 | __ Mrs(x6, FPCR); |
| 8034 | END(); |
| 8035 | |
| 8036 | RUN(); |
| 8037 | |
| 8038 | // NZCV |
| 8039 | CHECK_EQUAL_32(ZCFlag, w3); |
| 8040 | CHECK_EQUAL_32(NFlag, w4); |
| 8041 | CHECK_EQUAL_32(ZCVFlag, w5); |
| 8042 | |
| 8043 | // FPCR |
| 8044 | // The default FPCR on Linux-based platforms is 0. |
| 8045 | CHECK_EQUAL_32(0, w6); |
| 8046 | |
| 8047 | TEARDOWN(); |
| 8048 | } |
| 8049 | |
| 8050 | |
| 8051 | TEST(system_msr) { |
| 8052 | INIT_V8(); |
| 8053 | // All FPCR fields that must be implemented: AHP, DN, FZ, RMode |
| 8054 | const uint64_t fpcr_core = 0x07c00000; |
| 8055 | |
| 8056 | // All FPCR fields (including fields which may be read-as-zero): |
| 8057 | // Stride, Len |
| 8058 | // IDE, IXE, UFE, OFE, DZE, IOE |
| 8059 | const uint64_t fpcr_all = fpcr_core | 0x00379f00; |
| 8060 | |
| 8061 | SETUP(); |
| 8062 | |
| 8063 | START(); |
| 8064 | __ Mov(w0, 0); |
| 8065 | __ Mov(w1, 0x7fffffff); |
| 8066 | |
| 8067 | __ Mov(x7, 0); |
| 8068 | |
| 8069 | __ Mov(x10, NVFlag); |
| 8070 | __ Cmp(w0, w0); // Set Z and C. |
| 8071 | __ Msr(NZCV, x10); // Set N and V. |
| 8072 | // The Msr should have overwritten every flag set by the Cmp. |
| 8073 | __ Cinc(x7, x7, mi); // N |
| 8074 | __ Cinc(x7, x7, ne); // !Z |
| 8075 | __ Cinc(x7, x7, lo); // !C |
| 8076 | __ Cinc(x7, x7, vs); // V |
| 8077 | |
| 8078 | __ Mov(x10, ZCFlag); |
| 8079 | __ Cmn(w1, w1); // Set N and V. |
| 8080 | __ Msr(NZCV, x10); // Set Z and C. |
| 8081 | // The Msr should have overwritten every flag set by the Cmn. |
| 8082 | __ Cinc(x7, x7, pl); // !N |
| 8083 | __ Cinc(x7, x7, eq); // Z |
| 8084 | __ Cinc(x7, x7, hs); // C |
| 8085 | __ Cinc(x7, x7, vc); // !V |
| 8086 | |
| 8087 | // All core FPCR fields must be writable. |
| 8088 | __ Mov(x8, fpcr_core); |
| 8089 | __ Msr(FPCR, x8); |
| 8090 | __ Mrs(x8, FPCR); |
| 8091 | |
| 8092 | // All FPCR fields, including optional ones. This part of the test doesn't |
| 8093 | // achieve much other than ensuring that supported fields can be cleared by |
| 8094 | // the next test. |
| 8095 | __ Mov(x9, fpcr_all); |
| 8096 | __ Msr(FPCR, x9); |
| 8097 | __ Mrs(x9, FPCR); |
| 8098 | __ And(x9, x9, fpcr_core); |
| 8099 | |
| 8100 | // The undefined bits must ignore writes. |
| 8101 | // It's conceivable that a future version of the architecture could use these |
| 8102 | // fields (making this test fail), but in the meantime this is a useful test |
| 8103 | // for the simulator. |
| 8104 | __ Mov(x10, ~fpcr_all); |
| 8105 | __ Msr(FPCR, x10); |
| 8106 | __ Mrs(x10, FPCR); |
| 8107 | |
| 8108 | END(); |
| 8109 | |
| 8110 | RUN(); |
| 8111 | |
| 8112 | // We should have incremented x7 (from 0) exactly 8 times. |
| 8113 | CHECK_EQUAL_64(8, x7); |
| 8114 | |
| 8115 | CHECK_EQUAL_64(fpcr_core, x8); |
| 8116 | CHECK_EQUAL_64(fpcr_core, x9); |
| 8117 | CHECK_EQUAL_64(0, x10); |
| 8118 | |
| 8119 | TEARDOWN(); |
| 8120 | } |
| 8121 | |
| 8122 | |
| 8123 | TEST(system_nop) { |
| 8124 | INIT_V8(); |
| 8125 | SETUP(); |
| 8126 | RegisterDump before; |
| 8127 | |
| 8128 | START(); |
| 8129 | before.Dump(&masm); |
| 8130 | __ Nop(); |
| 8131 | END(); |
| 8132 | |
| 8133 | RUN(); |
| 8134 | |
| 8135 | CHECK_EQUAL_REGISTERS(before); |
| 8136 | CHECK_EQUAL_NZCV(before.flags_nzcv()); |
| 8137 | |
| 8138 | TEARDOWN(); |
| 8139 | } |
| 8140 | |
| 8141 | |
| 8142 | TEST(zero_dest) { |
| 8143 | INIT_V8(); |
| 8144 | SETUP(); |
| 8145 | RegisterDump before; |
| 8146 | |
| 8147 | START(); |
| 8148 | // Preserve the system stack pointer, in case we clobber it. |
| 8149 | __ Mov(x30, csp); |
| 8150 | // Initialize the other registers used in this test. |
| 8151 | uint64_t literal_base = 0x0100001000100101UL; |
| 8152 | __ Mov(x0, 0); |
| 8153 | __ Mov(x1, literal_base); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8154 | for (int i = 2; i < x30.code(); i++) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8155 | __ Add(Register::XRegFromCode(i), Register::XRegFromCode(i-1), x1); |
| 8156 | } |
| 8157 | before.Dump(&masm); |
| 8158 | |
| 8159 | // All of these instructions should be NOPs in these forms, but have |
| 8160 | // alternate forms which can write into the stack pointer. |
| 8161 | __ add(xzr, x0, x1); |
| 8162 | __ add(xzr, x1, xzr); |
| 8163 | __ add(xzr, xzr, x1); |
| 8164 | |
| 8165 | __ and_(xzr, x0, x2); |
| 8166 | __ and_(xzr, x2, xzr); |
| 8167 | __ and_(xzr, xzr, x2); |
| 8168 | |
| 8169 | __ bic(xzr, x0, x3); |
| 8170 | __ bic(xzr, x3, xzr); |
| 8171 | __ bic(xzr, xzr, x3); |
| 8172 | |
| 8173 | __ eon(xzr, x0, x4); |
| 8174 | __ eon(xzr, x4, xzr); |
| 8175 | __ eon(xzr, xzr, x4); |
| 8176 | |
| 8177 | __ eor(xzr, x0, x5); |
| 8178 | __ eor(xzr, x5, xzr); |
| 8179 | __ eor(xzr, xzr, x5); |
| 8180 | |
| 8181 | __ orr(xzr, x0, x6); |
| 8182 | __ orr(xzr, x6, xzr); |
| 8183 | __ orr(xzr, xzr, x6); |
| 8184 | |
| 8185 | __ sub(xzr, x0, x7); |
| 8186 | __ sub(xzr, x7, xzr); |
| 8187 | __ sub(xzr, xzr, x7); |
| 8188 | |
| 8189 | // Swap the saved system stack pointer with the real one. If csp was written |
| 8190 | // during the test, it will show up in x30. This is done because the test |
| 8191 | // framework assumes that csp will be valid at the end of the test. |
| 8192 | __ Mov(x29, x30); |
| 8193 | __ Mov(x30, csp); |
| 8194 | __ Mov(csp, x29); |
| 8195 | // We used x29 as a scratch register, so reset it to make sure it doesn't |
| 8196 | // trigger a test failure. |
| 8197 | __ Add(x29, x28, x1); |
| 8198 | END(); |
| 8199 | |
| 8200 | RUN(); |
| 8201 | |
| 8202 | CHECK_EQUAL_REGISTERS(before); |
| 8203 | CHECK_EQUAL_NZCV(before.flags_nzcv()); |
| 8204 | |
| 8205 | TEARDOWN(); |
| 8206 | } |
| 8207 | |
| 8208 | |
| 8209 | TEST(zero_dest_setflags) { |
| 8210 | INIT_V8(); |
| 8211 | SETUP(); |
| 8212 | RegisterDump before; |
| 8213 | |
| 8214 | START(); |
| 8215 | // Preserve the system stack pointer, in case we clobber it. |
| 8216 | __ Mov(x30, csp); |
| 8217 | // Initialize the other registers used in this test. |
| 8218 | uint64_t literal_base = 0x0100001000100101UL; |
| 8219 | __ Mov(x0, 0); |
| 8220 | __ Mov(x1, literal_base); |
| 8221 | for (int i = 2; i < 30; i++) { |
| 8222 | __ Add(Register::XRegFromCode(i), Register::XRegFromCode(i-1), x1); |
| 8223 | } |
| 8224 | before.Dump(&masm); |
| 8225 | |
| 8226 | // All of these instructions should only write to the flags in these forms, |
| 8227 | // but have alternate forms which can write into the stack pointer. |
| 8228 | __ adds(xzr, x0, Operand(x1, UXTX)); |
| 8229 | __ adds(xzr, x1, Operand(xzr, UXTX)); |
| 8230 | __ adds(xzr, x1, 1234); |
| 8231 | __ adds(xzr, x0, x1); |
| 8232 | __ adds(xzr, x1, xzr); |
| 8233 | __ adds(xzr, xzr, x1); |
| 8234 | |
| 8235 | __ ands(xzr, x2, ~0xf); |
| 8236 | __ ands(xzr, xzr, ~0xf); |
| 8237 | __ ands(xzr, x0, x2); |
| 8238 | __ ands(xzr, x2, xzr); |
| 8239 | __ ands(xzr, xzr, x2); |
| 8240 | |
| 8241 | __ bics(xzr, x3, ~0xf); |
| 8242 | __ bics(xzr, xzr, ~0xf); |
| 8243 | __ bics(xzr, x0, x3); |
| 8244 | __ bics(xzr, x3, xzr); |
| 8245 | __ bics(xzr, xzr, x3); |
| 8246 | |
| 8247 | __ subs(xzr, x0, Operand(x3, UXTX)); |
| 8248 | __ subs(xzr, x3, Operand(xzr, UXTX)); |
| 8249 | __ subs(xzr, x3, 1234); |
| 8250 | __ subs(xzr, x0, x3); |
| 8251 | __ subs(xzr, x3, xzr); |
| 8252 | __ subs(xzr, xzr, x3); |
| 8253 | |
| 8254 | // Swap the saved system stack pointer with the real one. If csp was written |
| 8255 | // during the test, it will show up in x30. This is done because the test |
| 8256 | // framework assumes that csp will be valid at the end of the test. |
| 8257 | __ Mov(x29, x30); |
| 8258 | __ Mov(x30, csp); |
| 8259 | __ Mov(csp, x29); |
| 8260 | // We used x29 as a scratch register, so reset it to make sure it doesn't |
| 8261 | // trigger a test failure. |
| 8262 | __ Add(x29, x28, x1); |
| 8263 | END(); |
| 8264 | |
| 8265 | RUN(); |
| 8266 | |
| 8267 | CHECK_EQUAL_REGISTERS(before); |
| 8268 | |
| 8269 | TEARDOWN(); |
| 8270 | } |
| 8271 | |
| 8272 | |
| 8273 | TEST(register_bit) { |
| 8274 | // No code generation takes place in this test, so no need to setup and |
| 8275 | // teardown. |
| 8276 | |
| 8277 | // Simple tests. |
| 8278 | CHECK(x0.Bit() == (1UL << 0)); |
| 8279 | CHECK(x1.Bit() == (1UL << 1)); |
| 8280 | CHECK(x10.Bit() == (1UL << 10)); |
| 8281 | |
| 8282 | // AAPCS64 definitions. |
| 8283 | CHECK(fp.Bit() == (1UL << kFramePointerRegCode)); |
| 8284 | CHECK(lr.Bit() == (1UL << kLinkRegCode)); |
| 8285 | |
| 8286 | // Fixed (hardware) definitions. |
| 8287 | CHECK(xzr.Bit() == (1UL << kZeroRegCode)); |
| 8288 | |
| 8289 | // Internal ABI definitions. |
| 8290 | CHECK(jssp.Bit() == (1UL << kJSSPCode)); |
| 8291 | CHECK(csp.Bit() == (1UL << kSPRegInternalCode)); |
| 8292 | CHECK(csp.Bit() != xzr.Bit()); |
| 8293 | |
| 8294 | // xn.Bit() == wn.Bit() at all times, for the same n. |
| 8295 | CHECK(x0.Bit() == w0.Bit()); |
| 8296 | CHECK(x1.Bit() == w1.Bit()); |
| 8297 | CHECK(x10.Bit() == w10.Bit()); |
| 8298 | CHECK(jssp.Bit() == wjssp.Bit()); |
| 8299 | CHECK(xzr.Bit() == wzr.Bit()); |
| 8300 | CHECK(csp.Bit() == wcsp.Bit()); |
| 8301 | } |
| 8302 | |
| 8303 | |
| 8304 | TEST(stack_pointer_override) { |
| 8305 | // This test generates some stack maintenance code, but the test only checks |
| 8306 | // the reported state. |
| 8307 | INIT_V8(); |
| 8308 | SETUP(); |
| 8309 | START(); |
| 8310 | |
| 8311 | // The default stack pointer in V8 is jssp, but for compatibility with W16, |
| 8312 | // the test framework sets it to csp before calling the test. |
| 8313 | CHECK(csp.Is(__ StackPointer())); |
| 8314 | __ SetStackPointer(x0); |
| 8315 | CHECK(x0.Is(__ StackPointer())); |
| 8316 | __ SetStackPointer(jssp); |
| 8317 | CHECK(jssp.Is(__ StackPointer())); |
| 8318 | __ SetStackPointer(csp); |
| 8319 | CHECK(csp.Is(__ StackPointer())); |
| 8320 | |
| 8321 | END(); |
| 8322 | RUN(); |
| 8323 | TEARDOWN(); |
| 8324 | } |
| 8325 | |
| 8326 | |
| 8327 | TEST(peek_poke_simple) { |
| 8328 | INIT_V8(); |
| 8329 | SETUP(); |
| 8330 | START(); |
| 8331 | |
| 8332 | static const RegList x0_to_x3 = x0.Bit() | x1.Bit() | x2.Bit() | x3.Bit(); |
| 8333 | static const RegList x10_to_x13 = x10.Bit() | x11.Bit() | |
| 8334 | x12.Bit() | x13.Bit(); |
| 8335 | |
| 8336 | // The literal base is chosen to have two useful properties: |
| 8337 | // * When multiplied by small values (such as a register index), this value |
| 8338 | // is clearly readable in the result. |
| 8339 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 8340 | // can be used to detect endianness-related errors. |
| 8341 | uint64_t literal_base = 0x0100001000100101UL; |
| 8342 | |
| 8343 | // Initialize the registers. |
| 8344 | __ Mov(x0, literal_base); |
| 8345 | __ Add(x1, x0, x0); |
| 8346 | __ Add(x2, x1, x0); |
| 8347 | __ Add(x3, x2, x0); |
| 8348 | |
| 8349 | __ Claim(4); |
| 8350 | |
| 8351 | // Simple exchange. |
| 8352 | // After this test: |
| 8353 | // x0-x3 should be unchanged. |
| 8354 | // w10-w13 should contain the lower words of x0-x3. |
| 8355 | __ Poke(x0, 0); |
| 8356 | __ Poke(x1, 8); |
| 8357 | __ Poke(x2, 16); |
| 8358 | __ Poke(x3, 24); |
| 8359 | Clobber(&masm, x0_to_x3); |
| 8360 | __ Peek(x0, 0); |
| 8361 | __ Peek(x1, 8); |
| 8362 | __ Peek(x2, 16); |
| 8363 | __ Peek(x3, 24); |
| 8364 | |
| 8365 | __ Poke(w0, 0); |
| 8366 | __ Poke(w1, 4); |
| 8367 | __ Poke(w2, 8); |
| 8368 | __ Poke(w3, 12); |
| 8369 | Clobber(&masm, x10_to_x13); |
| 8370 | __ Peek(w10, 0); |
| 8371 | __ Peek(w11, 4); |
| 8372 | __ Peek(w12, 8); |
| 8373 | __ Peek(w13, 12); |
| 8374 | |
| 8375 | __ Drop(4); |
| 8376 | |
| 8377 | END(); |
| 8378 | RUN(); |
| 8379 | |
| 8380 | CHECK_EQUAL_64(literal_base * 1, x0); |
| 8381 | CHECK_EQUAL_64(literal_base * 2, x1); |
| 8382 | CHECK_EQUAL_64(literal_base * 3, x2); |
| 8383 | CHECK_EQUAL_64(literal_base * 4, x3); |
| 8384 | |
| 8385 | CHECK_EQUAL_64((literal_base * 1) & 0xffffffff, x10); |
| 8386 | CHECK_EQUAL_64((literal_base * 2) & 0xffffffff, x11); |
| 8387 | CHECK_EQUAL_64((literal_base * 3) & 0xffffffff, x12); |
| 8388 | CHECK_EQUAL_64((literal_base * 4) & 0xffffffff, x13); |
| 8389 | |
| 8390 | TEARDOWN(); |
| 8391 | } |
| 8392 | |
| 8393 | |
| 8394 | TEST(peek_poke_unaligned) { |
| 8395 | INIT_V8(); |
| 8396 | SETUP(); |
| 8397 | START(); |
| 8398 | |
| 8399 | // The literal base is chosen to have two useful properties: |
| 8400 | // * When multiplied by small values (such as a register index), this value |
| 8401 | // is clearly readable in the result. |
| 8402 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 8403 | // can be used to detect endianness-related errors. |
| 8404 | uint64_t literal_base = 0x0100001000100101UL; |
| 8405 | |
| 8406 | // Initialize the registers. |
| 8407 | __ Mov(x0, literal_base); |
| 8408 | __ Add(x1, x0, x0); |
| 8409 | __ Add(x2, x1, x0); |
| 8410 | __ Add(x3, x2, x0); |
| 8411 | __ Add(x4, x3, x0); |
| 8412 | __ Add(x5, x4, x0); |
| 8413 | __ Add(x6, x5, x0); |
| 8414 | |
| 8415 | __ Claim(4); |
| 8416 | |
| 8417 | // Unaligned exchanges. |
| 8418 | // After this test: |
| 8419 | // x0-x6 should be unchanged. |
| 8420 | // w10-w12 should contain the lower words of x0-x2. |
| 8421 | __ Poke(x0, 1); |
| 8422 | Clobber(&masm, x0.Bit()); |
| 8423 | __ Peek(x0, 1); |
| 8424 | __ Poke(x1, 2); |
| 8425 | Clobber(&masm, x1.Bit()); |
| 8426 | __ Peek(x1, 2); |
| 8427 | __ Poke(x2, 3); |
| 8428 | Clobber(&masm, x2.Bit()); |
| 8429 | __ Peek(x2, 3); |
| 8430 | __ Poke(x3, 4); |
| 8431 | Clobber(&masm, x3.Bit()); |
| 8432 | __ Peek(x3, 4); |
| 8433 | __ Poke(x4, 5); |
| 8434 | Clobber(&masm, x4.Bit()); |
| 8435 | __ Peek(x4, 5); |
| 8436 | __ Poke(x5, 6); |
| 8437 | Clobber(&masm, x5.Bit()); |
| 8438 | __ Peek(x5, 6); |
| 8439 | __ Poke(x6, 7); |
| 8440 | Clobber(&masm, x6.Bit()); |
| 8441 | __ Peek(x6, 7); |
| 8442 | |
| 8443 | __ Poke(w0, 1); |
| 8444 | Clobber(&masm, w10.Bit()); |
| 8445 | __ Peek(w10, 1); |
| 8446 | __ Poke(w1, 2); |
| 8447 | Clobber(&masm, w11.Bit()); |
| 8448 | __ Peek(w11, 2); |
| 8449 | __ Poke(w2, 3); |
| 8450 | Clobber(&masm, w12.Bit()); |
| 8451 | __ Peek(w12, 3); |
| 8452 | |
| 8453 | __ Drop(4); |
| 8454 | |
| 8455 | END(); |
| 8456 | RUN(); |
| 8457 | |
| 8458 | CHECK_EQUAL_64(literal_base * 1, x0); |
| 8459 | CHECK_EQUAL_64(literal_base * 2, x1); |
| 8460 | CHECK_EQUAL_64(literal_base * 3, x2); |
| 8461 | CHECK_EQUAL_64(literal_base * 4, x3); |
| 8462 | CHECK_EQUAL_64(literal_base * 5, x4); |
| 8463 | CHECK_EQUAL_64(literal_base * 6, x5); |
| 8464 | CHECK_EQUAL_64(literal_base * 7, x6); |
| 8465 | |
| 8466 | CHECK_EQUAL_64((literal_base * 1) & 0xffffffff, x10); |
| 8467 | CHECK_EQUAL_64((literal_base * 2) & 0xffffffff, x11); |
| 8468 | CHECK_EQUAL_64((literal_base * 3) & 0xffffffff, x12); |
| 8469 | |
| 8470 | TEARDOWN(); |
| 8471 | } |
| 8472 | |
| 8473 | |
| 8474 | TEST(peek_poke_endianness) { |
| 8475 | INIT_V8(); |
| 8476 | SETUP(); |
| 8477 | START(); |
| 8478 | |
| 8479 | // The literal base is chosen to have two useful properties: |
| 8480 | // * When multiplied by small values (such as a register index), this value |
| 8481 | // is clearly readable in the result. |
| 8482 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 8483 | // can be used to detect endianness-related errors. |
| 8484 | uint64_t literal_base = 0x0100001000100101UL; |
| 8485 | |
| 8486 | // Initialize the registers. |
| 8487 | __ Mov(x0, literal_base); |
| 8488 | __ Add(x1, x0, x0); |
| 8489 | |
| 8490 | __ Claim(4); |
| 8491 | |
| 8492 | // Endianness tests. |
| 8493 | // After this section: |
| 8494 | // x4 should match x0[31:0]:x0[63:32] |
| 8495 | // w5 should match w1[15:0]:w1[31:16] |
| 8496 | __ Poke(x0, 0); |
| 8497 | __ Poke(x0, 8); |
| 8498 | __ Peek(x4, 4); |
| 8499 | |
| 8500 | __ Poke(w1, 0); |
| 8501 | __ Poke(w1, 4); |
| 8502 | __ Peek(w5, 2); |
| 8503 | |
| 8504 | __ Drop(4); |
| 8505 | |
| 8506 | END(); |
| 8507 | RUN(); |
| 8508 | |
| 8509 | uint64_t x0_expected = literal_base * 1; |
| 8510 | uint64_t x1_expected = literal_base * 2; |
| 8511 | uint64_t x4_expected = (x0_expected << 32) | (x0_expected >> 32); |
| 8512 | uint64_t x5_expected = ((x1_expected << 16) & 0xffff0000) | |
| 8513 | ((x1_expected >> 16) & 0x0000ffff); |
| 8514 | |
| 8515 | CHECK_EQUAL_64(x0_expected, x0); |
| 8516 | CHECK_EQUAL_64(x1_expected, x1); |
| 8517 | CHECK_EQUAL_64(x4_expected, x4); |
| 8518 | CHECK_EQUAL_64(x5_expected, x5); |
| 8519 | |
| 8520 | TEARDOWN(); |
| 8521 | } |
| 8522 | |
| 8523 | |
| 8524 | TEST(peek_poke_mixed) { |
| 8525 | INIT_V8(); |
| 8526 | SETUP(); |
| 8527 | START(); |
| 8528 | |
| 8529 | // The literal base is chosen to have two useful properties: |
| 8530 | // * When multiplied by small values (such as a register index), this value |
| 8531 | // is clearly readable in the result. |
| 8532 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 8533 | // can be used to detect endianness-related errors. |
| 8534 | uint64_t literal_base = 0x0100001000100101UL; |
| 8535 | |
| 8536 | // Initialize the registers. |
| 8537 | __ Mov(x0, literal_base); |
| 8538 | __ Add(x1, x0, x0); |
| 8539 | __ Add(x2, x1, x0); |
| 8540 | __ Add(x3, x2, x0); |
| 8541 | |
| 8542 | __ Claim(4); |
| 8543 | |
| 8544 | // Mix with other stack operations. |
| 8545 | // After this section: |
| 8546 | // x0-x3 should be unchanged. |
| 8547 | // x6 should match x1[31:0]:x0[63:32] |
| 8548 | // w7 should match x1[15:0]:x0[63:48] |
| 8549 | __ Poke(x1, 8); |
| 8550 | __ Poke(x0, 0); |
| 8551 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8552 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8553 | __ Mov(x4, __ StackPointer()); |
| 8554 | __ SetStackPointer(x4); |
| 8555 | |
| 8556 | __ Poke(wzr, 0); // Clobber the space we're about to drop. |
| 8557 | __ Drop(1, kWRegSize); |
| 8558 | __ Peek(x6, 0); |
| 8559 | __ Claim(1); |
| 8560 | __ Peek(w7, 10); |
| 8561 | __ Poke(x3, 28); |
| 8562 | __ Poke(xzr, 0); // Clobber the space we're about to drop. |
| 8563 | __ Drop(1); |
| 8564 | __ Poke(x2, 12); |
| 8565 | __ Push(w0); |
| 8566 | |
| 8567 | __ Mov(csp, __ StackPointer()); |
| 8568 | __ SetStackPointer(csp); |
| 8569 | } |
| 8570 | |
| 8571 | __ Pop(x0, x1, x2, x3); |
| 8572 | |
| 8573 | END(); |
| 8574 | RUN(); |
| 8575 | |
| 8576 | uint64_t x0_expected = literal_base * 1; |
| 8577 | uint64_t x1_expected = literal_base * 2; |
| 8578 | uint64_t x2_expected = literal_base * 3; |
| 8579 | uint64_t x3_expected = literal_base * 4; |
| 8580 | uint64_t x6_expected = (x1_expected << 32) | (x0_expected >> 32); |
| 8581 | uint64_t x7_expected = ((x1_expected << 16) & 0xffff0000) | |
| 8582 | ((x0_expected >> 48) & 0x0000ffff); |
| 8583 | |
| 8584 | CHECK_EQUAL_64(x0_expected, x0); |
| 8585 | CHECK_EQUAL_64(x1_expected, x1); |
| 8586 | CHECK_EQUAL_64(x2_expected, x2); |
| 8587 | CHECK_EQUAL_64(x3_expected, x3); |
| 8588 | CHECK_EQUAL_64(x6_expected, x6); |
| 8589 | CHECK_EQUAL_64(x7_expected, x7); |
| 8590 | |
| 8591 | TEARDOWN(); |
| 8592 | } |
| 8593 | |
| 8594 | |
| 8595 | // This enum is used only as an argument to the push-pop test helpers. |
| 8596 | enum PushPopMethod { |
| 8597 | // Push or Pop using the Push and Pop methods, with blocks of up to four |
| 8598 | // registers. (Smaller blocks will be used if necessary.) |
| 8599 | PushPopByFour, |
| 8600 | |
| 8601 | // Use Push<Size>RegList and Pop<Size>RegList to transfer the registers. |
| 8602 | PushPopRegList |
| 8603 | }; |
| 8604 | |
| 8605 | |
| 8606 | // The maximum number of registers that can be used by the PushPopJssp* tests, |
| 8607 | // where a reg_count field is provided. |
| 8608 | static int const kPushPopJsspMaxRegCount = -1; |
| 8609 | |
| 8610 | // Test a simple push-pop pattern: |
| 8611 | // * Claim <claim> bytes to set the stack alignment. |
| 8612 | // * Push <reg_count> registers with size <reg_size>. |
| 8613 | // * Clobber the register contents. |
| 8614 | // * Pop <reg_count> registers to restore the original contents. |
| 8615 | // * Drop <claim> bytes to restore the original stack pointer. |
| 8616 | // |
| 8617 | // Different push and pop methods can be specified independently to test for |
| 8618 | // proper word-endian behaviour. |
| 8619 | static void PushPopJsspSimpleHelper(int reg_count, |
| 8620 | int claim, |
| 8621 | int reg_size, |
| 8622 | PushPopMethod push_method, |
| 8623 | PushPopMethod pop_method) { |
| 8624 | SETUP(); |
| 8625 | |
| 8626 | START(); |
| 8627 | |
| 8628 | // Registers in the TmpList can be used by the macro assembler for debug code |
| 8629 | // (for example in 'Pop'), so we can't use them here. We can't use jssp |
| 8630 | // because it will be the stack pointer for this test. |
| 8631 | static RegList const allowed = ~(masm.TmpList()->list() | jssp.Bit()); |
| 8632 | if (reg_count == kPushPopJsspMaxRegCount) { |
| 8633 | reg_count = CountSetBits(allowed, kNumberOfRegisters); |
| 8634 | } |
| 8635 | // Work out which registers to use, based on reg_size. |
| 8636 | Register r[kNumberOfRegisters]; |
| 8637 | Register x[kNumberOfRegisters]; |
| 8638 | RegList list = PopulateRegisterArray(NULL, x, r, reg_size, reg_count, |
| 8639 | allowed); |
| 8640 | |
| 8641 | // The literal base is chosen to have two useful properties: |
| 8642 | // * When multiplied by small values (such as a register index), this value |
| 8643 | // is clearly readable in the result. |
| 8644 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 8645 | // can be used to detect endianness-related errors. |
| 8646 | uint64_t literal_base = 0x0100001000100101UL; |
| 8647 | |
| 8648 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8649 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8650 | __ Mov(jssp, __ StackPointer()); |
| 8651 | __ SetStackPointer(jssp); |
| 8652 | |
| 8653 | int i; |
| 8654 | |
| 8655 | // Initialize the registers. |
| 8656 | for (i = 0; i < reg_count; i++) { |
| 8657 | // Always write into the X register, to ensure that the upper word is |
| 8658 | // properly ignored by Push when testing W registers. |
| 8659 | if (!x[i].IsZero()) { |
| 8660 | __ Mov(x[i], literal_base * i); |
| 8661 | } |
| 8662 | } |
| 8663 | |
| 8664 | // Claim memory first, as requested. |
| 8665 | __ Claim(claim, kByteSizeInBytes); |
| 8666 | |
| 8667 | switch (push_method) { |
| 8668 | case PushPopByFour: |
| 8669 | // Push high-numbered registers first (to the highest addresses). |
| 8670 | for (i = reg_count; i >= 4; i -= 4) { |
| 8671 | __ Push(r[i-1], r[i-2], r[i-3], r[i-4]); |
| 8672 | } |
| 8673 | // Finish off the leftovers. |
| 8674 | switch (i) { |
| 8675 | case 3: __ Push(r[2], r[1], r[0]); break; |
| 8676 | case 2: __ Push(r[1], r[0]); break; |
| 8677 | case 1: __ Push(r[0]); break; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8678 | default: |
| 8679 | CHECK(i == 0); |
| 8680 | break; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8681 | } |
| 8682 | break; |
| 8683 | case PushPopRegList: |
| 8684 | __ PushSizeRegList(list, reg_size); |
| 8685 | break; |
| 8686 | } |
| 8687 | |
| 8688 | // Clobber all the registers, to ensure that they get repopulated by Pop. |
| 8689 | Clobber(&masm, list); |
| 8690 | |
| 8691 | switch (pop_method) { |
| 8692 | case PushPopByFour: |
| 8693 | // Pop low-numbered registers first (from the lowest addresses). |
| 8694 | for (i = 0; i <= (reg_count-4); i += 4) { |
| 8695 | __ Pop(r[i], r[i+1], r[i+2], r[i+3]); |
| 8696 | } |
| 8697 | // Finish off the leftovers. |
| 8698 | switch (reg_count - i) { |
| 8699 | case 3: __ Pop(r[i], r[i+1], r[i+2]); break; |
| 8700 | case 2: __ Pop(r[i], r[i+1]); break; |
| 8701 | case 1: __ Pop(r[i]); break; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8702 | default: |
| 8703 | CHECK(i == reg_count); |
| 8704 | break; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8705 | } |
| 8706 | break; |
| 8707 | case PushPopRegList: |
| 8708 | __ PopSizeRegList(list, reg_size); |
| 8709 | break; |
| 8710 | } |
| 8711 | |
| 8712 | // Drop memory to restore jssp. |
| 8713 | __ Drop(claim, kByteSizeInBytes); |
| 8714 | |
| 8715 | __ Mov(csp, __ StackPointer()); |
| 8716 | __ SetStackPointer(csp); |
| 8717 | } |
| 8718 | |
| 8719 | END(); |
| 8720 | |
| 8721 | RUN(); |
| 8722 | |
| 8723 | // Check that the register contents were preserved. |
| 8724 | // Always use CHECK_EQUAL_64, even when testing W registers, so we can test |
| 8725 | // that the upper word was properly cleared by Pop. |
| 8726 | literal_base &= (0xffffffffffffffffUL >> (64-reg_size)); |
| 8727 | for (int i = 0; i < reg_count; i++) { |
| 8728 | if (x[i].IsZero()) { |
| 8729 | CHECK_EQUAL_64(0, x[i]); |
| 8730 | } else { |
| 8731 | CHECK_EQUAL_64(literal_base * i, x[i]); |
| 8732 | } |
| 8733 | } |
| 8734 | |
| 8735 | TEARDOWN(); |
| 8736 | } |
| 8737 | |
| 8738 | |
| 8739 | TEST(push_pop_jssp_simple_32) { |
| 8740 | INIT_V8(); |
| 8741 | for (int claim = 0; claim <= 8; claim++) { |
| 8742 | for (int count = 0; count <= 8; count++) { |
| 8743 | PushPopJsspSimpleHelper(count, claim, kWRegSizeInBits, |
| 8744 | PushPopByFour, PushPopByFour); |
| 8745 | PushPopJsspSimpleHelper(count, claim, kWRegSizeInBits, |
| 8746 | PushPopByFour, PushPopRegList); |
| 8747 | PushPopJsspSimpleHelper(count, claim, kWRegSizeInBits, |
| 8748 | PushPopRegList, PushPopByFour); |
| 8749 | PushPopJsspSimpleHelper(count, claim, kWRegSizeInBits, |
| 8750 | PushPopRegList, PushPopRegList); |
| 8751 | } |
| 8752 | // Test with the maximum number of registers. |
| 8753 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kWRegSizeInBits, |
| 8754 | PushPopByFour, PushPopByFour); |
| 8755 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kWRegSizeInBits, |
| 8756 | PushPopByFour, PushPopRegList); |
| 8757 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kWRegSizeInBits, |
| 8758 | PushPopRegList, PushPopByFour); |
| 8759 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kWRegSizeInBits, |
| 8760 | PushPopRegList, PushPopRegList); |
| 8761 | } |
| 8762 | } |
| 8763 | |
| 8764 | |
| 8765 | TEST(push_pop_jssp_simple_64) { |
| 8766 | INIT_V8(); |
| 8767 | for (int claim = 0; claim <= 8; claim++) { |
| 8768 | for (int count = 0; count <= 8; count++) { |
| 8769 | PushPopJsspSimpleHelper(count, claim, kXRegSizeInBits, |
| 8770 | PushPopByFour, PushPopByFour); |
| 8771 | PushPopJsspSimpleHelper(count, claim, kXRegSizeInBits, |
| 8772 | PushPopByFour, PushPopRegList); |
| 8773 | PushPopJsspSimpleHelper(count, claim, kXRegSizeInBits, |
| 8774 | PushPopRegList, PushPopByFour); |
| 8775 | PushPopJsspSimpleHelper(count, claim, kXRegSizeInBits, |
| 8776 | PushPopRegList, PushPopRegList); |
| 8777 | } |
| 8778 | // Test with the maximum number of registers. |
| 8779 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kXRegSizeInBits, |
| 8780 | PushPopByFour, PushPopByFour); |
| 8781 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kXRegSizeInBits, |
| 8782 | PushPopByFour, PushPopRegList); |
| 8783 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kXRegSizeInBits, |
| 8784 | PushPopRegList, PushPopByFour); |
| 8785 | PushPopJsspSimpleHelper(kPushPopJsspMaxRegCount, claim, kXRegSizeInBits, |
| 8786 | PushPopRegList, PushPopRegList); |
| 8787 | } |
| 8788 | } |
| 8789 | |
| 8790 | |
| 8791 | // The maximum number of registers that can be used by the PushPopFPJssp* tests, |
| 8792 | // where a reg_count field is provided. |
| 8793 | static int const kPushPopFPJsspMaxRegCount = -1; |
| 8794 | |
| 8795 | // Test a simple push-pop pattern: |
| 8796 | // * Claim <claim> bytes to set the stack alignment. |
| 8797 | // * Push <reg_count> FP registers with size <reg_size>. |
| 8798 | // * Clobber the register contents. |
| 8799 | // * Pop <reg_count> FP registers to restore the original contents. |
| 8800 | // * Drop <claim> bytes to restore the original stack pointer. |
| 8801 | // |
| 8802 | // Different push and pop methods can be specified independently to test for |
| 8803 | // proper word-endian behaviour. |
| 8804 | static void PushPopFPJsspSimpleHelper(int reg_count, |
| 8805 | int claim, |
| 8806 | int reg_size, |
| 8807 | PushPopMethod push_method, |
| 8808 | PushPopMethod pop_method) { |
| 8809 | SETUP(); |
| 8810 | |
| 8811 | START(); |
| 8812 | |
| 8813 | // We can use any floating-point register. None of them are reserved for |
| 8814 | // debug code, for example. |
| 8815 | static RegList const allowed = ~0; |
| 8816 | if (reg_count == kPushPopFPJsspMaxRegCount) { |
| 8817 | reg_count = CountSetBits(allowed, kNumberOfFPRegisters); |
| 8818 | } |
| 8819 | // Work out which registers to use, based on reg_size. |
| 8820 | FPRegister v[kNumberOfRegisters]; |
| 8821 | FPRegister d[kNumberOfRegisters]; |
| 8822 | RegList list = PopulateFPRegisterArray(NULL, d, v, reg_size, reg_count, |
| 8823 | allowed); |
| 8824 | |
| 8825 | // The literal base is chosen to have two useful properties: |
| 8826 | // * When multiplied (using an integer) by small values (such as a register |
| 8827 | // index), this value is clearly readable in the result. |
| 8828 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 8829 | // can be used to detect endianness-related errors. |
| 8830 | // * It is never a floating-point NaN, and will therefore always compare |
| 8831 | // equal to itself. |
| 8832 | uint64_t literal_base = 0x0100001000100101UL; |
| 8833 | |
| 8834 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8835 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8836 | __ Mov(jssp, __ StackPointer()); |
| 8837 | __ SetStackPointer(jssp); |
| 8838 | |
| 8839 | int i; |
| 8840 | |
| 8841 | // Initialize the registers, using X registers to load the literal. |
| 8842 | __ Mov(x0, 0); |
| 8843 | __ Mov(x1, literal_base); |
| 8844 | for (i = 0; i < reg_count; i++) { |
| 8845 | // Always write into the D register, to ensure that the upper word is |
| 8846 | // properly ignored by Push when testing S registers. |
| 8847 | __ Fmov(d[i], x0); |
| 8848 | // Calculate the next literal. |
| 8849 | __ Add(x0, x0, x1); |
| 8850 | } |
| 8851 | |
| 8852 | // Claim memory first, as requested. |
| 8853 | __ Claim(claim, kByteSizeInBytes); |
| 8854 | |
| 8855 | switch (push_method) { |
| 8856 | case PushPopByFour: |
| 8857 | // Push high-numbered registers first (to the highest addresses). |
| 8858 | for (i = reg_count; i >= 4; i -= 4) { |
| 8859 | __ Push(v[i-1], v[i-2], v[i-3], v[i-4]); |
| 8860 | } |
| 8861 | // Finish off the leftovers. |
| 8862 | switch (i) { |
| 8863 | case 3: __ Push(v[2], v[1], v[0]); break; |
| 8864 | case 2: __ Push(v[1], v[0]); break; |
| 8865 | case 1: __ Push(v[0]); break; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8866 | default: |
| 8867 | CHECK(i == 0); |
| 8868 | break; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8869 | } |
| 8870 | break; |
| 8871 | case PushPopRegList: |
| 8872 | __ PushSizeRegList(list, reg_size, CPURegister::kFPRegister); |
| 8873 | break; |
| 8874 | } |
| 8875 | |
| 8876 | // Clobber all the registers, to ensure that they get repopulated by Pop. |
| 8877 | ClobberFP(&masm, list); |
| 8878 | |
| 8879 | switch (pop_method) { |
| 8880 | case PushPopByFour: |
| 8881 | // Pop low-numbered registers first (from the lowest addresses). |
| 8882 | for (i = 0; i <= (reg_count-4); i += 4) { |
| 8883 | __ Pop(v[i], v[i+1], v[i+2], v[i+3]); |
| 8884 | } |
| 8885 | // Finish off the leftovers. |
| 8886 | switch (reg_count - i) { |
| 8887 | case 3: __ Pop(v[i], v[i+1], v[i+2]); break; |
| 8888 | case 2: __ Pop(v[i], v[i+1]); break; |
| 8889 | case 1: __ Pop(v[i]); break; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8890 | default: |
| 8891 | CHECK(i == reg_count); |
| 8892 | break; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8893 | } |
| 8894 | break; |
| 8895 | case PushPopRegList: |
| 8896 | __ PopSizeRegList(list, reg_size, CPURegister::kFPRegister); |
| 8897 | break; |
| 8898 | } |
| 8899 | |
| 8900 | // Drop memory to restore jssp. |
| 8901 | __ Drop(claim, kByteSizeInBytes); |
| 8902 | |
| 8903 | __ Mov(csp, __ StackPointer()); |
| 8904 | __ SetStackPointer(csp); |
| 8905 | } |
| 8906 | |
| 8907 | END(); |
| 8908 | |
| 8909 | RUN(); |
| 8910 | |
| 8911 | // Check that the register contents were preserved. |
| 8912 | // Always use CHECK_EQUAL_FP64, even when testing S registers, so we can |
| 8913 | // test that the upper word was properly cleared by Pop. |
| 8914 | literal_base &= (0xffffffffffffffffUL >> (64-reg_size)); |
| 8915 | for (int i = 0; i < reg_count; i++) { |
| 8916 | uint64_t literal = literal_base * i; |
| 8917 | double expected; |
| 8918 | memcpy(&expected, &literal, sizeof(expected)); |
| 8919 | CHECK_EQUAL_FP64(expected, d[i]); |
| 8920 | } |
| 8921 | |
| 8922 | TEARDOWN(); |
| 8923 | } |
| 8924 | |
| 8925 | |
| 8926 | TEST(push_pop_fp_jssp_simple_32) { |
| 8927 | INIT_V8(); |
| 8928 | for (int claim = 0; claim <= 8; claim++) { |
| 8929 | for (int count = 0; count <= 8; count++) { |
| 8930 | PushPopFPJsspSimpleHelper(count, claim, kSRegSizeInBits, |
| 8931 | PushPopByFour, PushPopByFour); |
| 8932 | PushPopFPJsspSimpleHelper(count, claim, kSRegSizeInBits, |
| 8933 | PushPopByFour, PushPopRegList); |
| 8934 | PushPopFPJsspSimpleHelper(count, claim, kSRegSizeInBits, |
| 8935 | PushPopRegList, PushPopByFour); |
| 8936 | PushPopFPJsspSimpleHelper(count, claim, kSRegSizeInBits, |
| 8937 | PushPopRegList, PushPopRegList); |
| 8938 | } |
| 8939 | // Test with the maximum number of registers. |
| 8940 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kSRegSizeInBits, |
| 8941 | PushPopByFour, PushPopByFour); |
| 8942 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kSRegSizeInBits, |
| 8943 | PushPopByFour, PushPopRegList); |
| 8944 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kSRegSizeInBits, |
| 8945 | PushPopRegList, PushPopByFour); |
| 8946 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kSRegSizeInBits, |
| 8947 | PushPopRegList, PushPopRegList); |
| 8948 | } |
| 8949 | } |
| 8950 | |
| 8951 | |
| 8952 | TEST(push_pop_fp_jssp_simple_64) { |
| 8953 | INIT_V8(); |
| 8954 | for (int claim = 0; claim <= 8; claim++) { |
| 8955 | for (int count = 0; count <= 8; count++) { |
| 8956 | PushPopFPJsspSimpleHelper(count, claim, kDRegSizeInBits, |
| 8957 | PushPopByFour, PushPopByFour); |
| 8958 | PushPopFPJsspSimpleHelper(count, claim, kDRegSizeInBits, |
| 8959 | PushPopByFour, PushPopRegList); |
| 8960 | PushPopFPJsspSimpleHelper(count, claim, kDRegSizeInBits, |
| 8961 | PushPopRegList, PushPopByFour); |
| 8962 | PushPopFPJsspSimpleHelper(count, claim, kDRegSizeInBits, |
| 8963 | PushPopRegList, PushPopRegList); |
| 8964 | } |
| 8965 | // Test with the maximum number of registers. |
| 8966 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kDRegSizeInBits, |
| 8967 | PushPopByFour, PushPopByFour); |
| 8968 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kDRegSizeInBits, |
| 8969 | PushPopByFour, PushPopRegList); |
| 8970 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kDRegSizeInBits, |
| 8971 | PushPopRegList, PushPopByFour); |
| 8972 | PushPopFPJsspSimpleHelper(kPushPopFPJsspMaxRegCount, claim, kDRegSizeInBits, |
| 8973 | PushPopRegList, PushPopRegList); |
| 8974 | } |
| 8975 | } |
| 8976 | |
| 8977 | |
| 8978 | // Push and pop data using an overlapping combination of Push/Pop and |
| 8979 | // RegList-based methods. |
| 8980 | static void PushPopJsspMixedMethodsHelper(int claim, int reg_size) { |
| 8981 | SETUP(); |
| 8982 | |
| 8983 | // Registers x8 and x9 are used by the macro assembler for debug code (for |
| 8984 | // example in 'Pop'), so we can't use them here. We can't use jssp because it |
| 8985 | // will be the stack pointer for this test. |
| 8986 | static RegList const allowed = |
| 8987 | ~(x8.Bit() | x9.Bit() | jssp.Bit() | xzr.Bit()); |
| 8988 | // Work out which registers to use, based on reg_size. |
| 8989 | Register r[10]; |
| 8990 | Register x[10]; |
| 8991 | PopulateRegisterArray(NULL, x, r, reg_size, 10, allowed); |
| 8992 | |
| 8993 | // Calculate some handy register lists. |
| 8994 | RegList r0_to_r3 = 0; |
| 8995 | for (int i = 0; i <= 3; i++) { |
| 8996 | r0_to_r3 |= x[i].Bit(); |
| 8997 | } |
| 8998 | RegList r4_to_r5 = 0; |
| 8999 | for (int i = 4; i <= 5; i++) { |
| 9000 | r4_to_r5 |= x[i].Bit(); |
| 9001 | } |
| 9002 | RegList r6_to_r9 = 0; |
| 9003 | for (int i = 6; i <= 9; i++) { |
| 9004 | r6_to_r9 |= x[i].Bit(); |
| 9005 | } |
| 9006 | |
| 9007 | // The literal base is chosen to have two useful properties: |
| 9008 | // * When multiplied by small values (such as a register index), this value |
| 9009 | // is clearly readable in the result. |
| 9010 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 9011 | // can be used to detect endianness-related errors. |
| 9012 | uint64_t literal_base = 0x0100001000100101UL; |
| 9013 | |
| 9014 | START(); |
| 9015 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9016 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9017 | __ Mov(jssp, __ StackPointer()); |
| 9018 | __ SetStackPointer(jssp); |
| 9019 | |
| 9020 | // Claim memory first, as requested. |
| 9021 | __ Claim(claim, kByteSizeInBytes); |
| 9022 | |
| 9023 | __ Mov(x[3], literal_base * 3); |
| 9024 | __ Mov(x[2], literal_base * 2); |
| 9025 | __ Mov(x[1], literal_base * 1); |
| 9026 | __ Mov(x[0], literal_base * 0); |
| 9027 | |
| 9028 | __ PushSizeRegList(r0_to_r3, reg_size); |
| 9029 | __ Push(r[3], r[2]); |
| 9030 | |
| 9031 | Clobber(&masm, r0_to_r3); |
| 9032 | __ PopSizeRegList(r0_to_r3, reg_size); |
| 9033 | |
| 9034 | __ Push(r[2], r[1], r[3], r[0]); |
| 9035 | |
| 9036 | Clobber(&masm, r4_to_r5); |
| 9037 | __ Pop(r[4], r[5]); |
| 9038 | Clobber(&masm, r6_to_r9); |
| 9039 | __ Pop(r[6], r[7], r[8], r[9]); |
| 9040 | |
| 9041 | // Drop memory to restore jssp. |
| 9042 | __ Drop(claim, kByteSizeInBytes); |
| 9043 | |
| 9044 | __ Mov(csp, __ StackPointer()); |
| 9045 | __ SetStackPointer(csp); |
| 9046 | } |
| 9047 | |
| 9048 | END(); |
| 9049 | |
| 9050 | RUN(); |
| 9051 | |
| 9052 | // Always use CHECK_EQUAL_64, even when testing W registers, so we can test |
| 9053 | // that the upper word was properly cleared by Pop. |
| 9054 | literal_base &= (0xffffffffffffffffUL >> (64-reg_size)); |
| 9055 | |
| 9056 | CHECK_EQUAL_64(literal_base * 3, x[9]); |
| 9057 | CHECK_EQUAL_64(literal_base * 2, x[8]); |
| 9058 | CHECK_EQUAL_64(literal_base * 0, x[7]); |
| 9059 | CHECK_EQUAL_64(literal_base * 3, x[6]); |
| 9060 | CHECK_EQUAL_64(literal_base * 1, x[5]); |
| 9061 | CHECK_EQUAL_64(literal_base * 2, x[4]); |
| 9062 | |
| 9063 | TEARDOWN(); |
| 9064 | } |
| 9065 | |
| 9066 | |
| 9067 | TEST(push_pop_jssp_mixed_methods_64) { |
| 9068 | INIT_V8(); |
| 9069 | for (int claim = 0; claim <= 8; claim++) { |
| 9070 | PushPopJsspMixedMethodsHelper(claim, kXRegSizeInBits); |
| 9071 | } |
| 9072 | } |
| 9073 | |
| 9074 | |
| 9075 | TEST(push_pop_jssp_mixed_methods_32) { |
| 9076 | INIT_V8(); |
| 9077 | for (int claim = 0; claim <= 8; claim++) { |
| 9078 | PushPopJsspMixedMethodsHelper(claim, kWRegSizeInBits); |
| 9079 | } |
| 9080 | } |
| 9081 | |
| 9082 | |
| 9083 | // Push and pop data using overlapping X- and W-sized quantities. |
| 9084 | static void PushPopJsspWXOverlapHelper(int reg_count, int claim) { |
| 9085 | // This test emits rather a lot of code. |
| 9086 | SETUP_SIZE(BUF_SIZE * 2); |
| 9087 | |
| 9088 | // Work out which registers to use, based on reg_size. |
| 9089 | Register tmp = x8; |
| 9090 | static RegList const allowed = ~(tmp.Bit() | jssp.Bit()); |
| 9091 | if (reg_count == kPushPopJsspMaxRegCount) { |
| 9092 | reg_count = CountSetBits(allowed, kNumberOfRegisters); |
| 9093 | } |
| 9094 | Register w[kNumberOfRegisters]; |
| 9095 | Register x[kNumberOfRegisters]; |
| 9096 | RegList list = PopulateRegisterArray(w, x, NULL, 0, reg_count, allowed); |
| 9097 | |
| 9098 | // The number of W-sized slots we expect to pop. When we pop, we alternate |
| 9099 | // between W and X registers, so we need reg_count*1.5 W-sized slots. |
| 9100 | int const requested_w_slots = reg_count + reg_count / 2; |
| 9101 | |
| 9102 | // Track what _should_ be on the stack, using W-sized slots. |
| 9103 | static int const kMaxWSlots = kNumberOfRegisters + kNumberOfRegisters / 2; |
| 9104 | uint32_t stack[kMaxWSlots]; |
| 9105 | for (int i = 0; i < kMaxWSlots; i++) { |
| 9106 | stack[i] = 0xdeadbeef; |
| 9107 | } |
| 9108 | |
| 9109 | // The literal base is chosen to have two useful properties: |
| 9110 | // * When multiplied by small values (such as a register index), this value |
| 9111 | // is clearly readable in the result. |
| 9112 | // * The value is not formed from repeating fixed-size smaller values, so it |
| 9113 | // can be used to detect endianness-related errors. |
| 9114 | static uint64_t const literal_base = 0x0100001000100101UL; |
| 9115 | static uint64_t const literal_base_hi = literal_base >> 32; |
| 9116 | static uint64_t const literal_base_lo = literal_base & 0xffffffff; |
| 9117 | static uint64_t const literal_base_w = literal_base & 0xffffffff; |
| 9118 | |
| 9119 | START(); |
| 9120 | { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9121 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9122 | __ Mov(jssp, __ StackPointer()); |
| 9123 | __ SetStackPointer(jssp); |
| 9124 | |
| 9125 | // Initialize the registers. |
| 9126 | for (int i = 0; i < reg_count; i++) { |
| 9127 | // Always write into the X register, to ensure that the upper word is |
| 9128 | // properly ignored by Push when testing W registers. |
| 9129 | if (!x[i].IsZero()) { |
| 9130 | __ Mov(x[i], literal_base * i); |
| 9131 | } |
| 9132 | } |
| 9133 | |
| 9134 | // Claim memory first, as requested. |
| 9135 | __ Claim(claim, kByteSizeInBytes); |
| 9136 | |
| 9137 | // The push-pop pattern is as follows: |
| 9138 | // Push: Pop: |
| 9139 | // x[0](hi) -> w[0] |
| 9140 | // x[0](lo) -> x[1](hi) |
| 9141 | // w[1] -> x[1](lo) |
| 9142 | // w[1] -> w[2] |
| 9143 | // x[2](hi) -> x[2](hi) |
| 9144 | // x[2](lo) -> x[2](lo) |
| 9145 | // x[2](hi) -> w[3] |
| 9146 | // x[2](lo) -> x[4](hi) |
| 9147 | // x[2](hi) -> x[4](lo) |
| 9148 | // x[2](lo) -> w[5] |
| 9149 | // w[3] -> x[5](hi) |
| 9150 | // w[3] -> x[6](lo) |
| 9151 | // w[3] -> w[7] |
| 9152 | // w[3] -> x[8](hi) |
| 9153 | // x[4](hi) -> x[8](lo) |
| 9154 | // x[4](lo) -> w[9] |
| 9155 | // ... pattern continues ... |
| 9156 | // |
| 9157 | // That is, registers are pushed starting with the lower numbers, |
| 9158 | // alternating between x and w registers, and pushing i%4+1 copies of each, |
| 9159 | // where i is the register number. |
| 9160 | // Registers are popped starting with the higher numbers one-by-one, |
| 9161 | // alternating between x and w registers, but only popping one at a time. |
| 9162 | // |
| 9163 | // This pattern provides a wide variety of alignment effects and overlaps. |
| 9164 | |
| 9165 | // ---- Push ---- |
| 9166 | |
| 9167 | int active_w_slots = 0; |
| 9168 | for (int i = 0; active_w_slots < requested_w_slots; i++) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9169 | CHECK(i < reg_count); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9170 | // In order to test various arguments to PushMultipleTimes, and to try to |
| 9171 | // exercise different alignment and overlap effects, we push each |
| 9172 | // register a different number of times. |
| 9173 | int times = i % 4 + 1; |
| 9174 | if (i & 1) { |
| 9175 | // Push odd-numbered registers as W registers. |
| 9176 | if (i & 2) { |
| 9177 | __ PushMultipleTimes(w[i], times); |
| 9178 | } else { |
| 9179 | // Use a register to specify the count. |
| 9180 | __ Mov(tmp.W(), times); |
| 9181 | __ PushMultipleTimes(w[i], tmp.W()); |
| 9182 | } |
| 9183 | // Fill in the expected stack slots. |
| 9184 | for (int j = 0; j < times; j++) { |
| 9185 | if (w[i].Is(wzr)) { |
| 9186 | // The zero register always writes zeroes. |
| 9187 | stack[active_w_slots++] = 0; |
| 9188 | } else { |
| 9189 | stack[active_w_slots++] = literal_base_w * i; |
| 9190 | } |
| 9191 | } |
| 9192 | } else { |
| 9193 | // Push even-numbered registers as X registers. |
| 9194 | if (i & 2) { |
| 9195 | __ PushMultipleTimes(x[i], times); |
| 9196 | } else { |
| 9197 | // Use a register to specify the count. |
| 9198 | __ Mov(tmp, times); |
| 9199 | __ PushMultipleTimes(x[i], tmp); |
| 9200 | } |
| 9201 | // Fill in the expected stack slots. |
| 9202 | for (int j = 0; j < times; j++) { |
| 9203 | if (x[i].IsZero()) { |
| 9204 | // The zero register always writes zeroes. |
| 9205 | stack[active_w_slots++] = 0; |
| 9206 | stack[active_w_slots++] = 0; |
| 9207 | } else { |
| 9208 | stack[active_w_slots++] = literal_base_hi * i; |
| 9209 | stack[active_w_slots++] = literal_base_lo * i; |
| 9210 | } |
| 9211 | } |
| 9212 | } |
| 9213 | } |
| 9214 | // Because we were pushing several registers at a time, we probably pushed |
| 9215 | // more than we needed to. |
| 9216 | if (active_w_slots > requested_w_slots) { |
| 9217 | __ Drop(active_w_slots - requested_w_slots, kWRegSize); |
| 9218 | // Bump the number of active W-sized slots back to where it should be, |
| 9219 | // and fill the empty space with a dummy value. |
| 9220 | do { |
| 9221 | stack[active_w_slots--] = 0xdeadbeef; |
| 9222 | } while (active_w_slots > requested_w_slots); |
| 9223 | } |
| 9224 | |
| 9225 | // ---- Pop ---- |
| 9226 | |
| 9227 | Clobber(&masm, list); |
| 9228 | |
| 9229 | // If popping an even number of registers, the first one will be X-sized. |
| 9230 | // Otherwise, the first one will be W-sized. |
| 9231 | bool next_is_64 = !(reg_count & 1); |
| 9232 | for (int i = reg_count-1; i >= 0; i--) { |
| 9233 | if (next_is_64) { |
| 9234 | __ Pop(x[i]); |
| 9235 | active_w_slots -= 2; |
| 9236 | } else { |
| 9237 | __ Pop(w[i]); |
| 9238 | active_w_slots -= 1; |
| 9239 | } |
| 9240 | next_is_64 = !next_is_64; |
| 9241 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9242 | CHECK(active_w_slots == 0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9243 | |
| 9244 | // Drop memory to restore jssp. |
| 9245 | __ Drop(claim, kByteSizeInBytes); |
| 9246 | |
| 9247 | __ Mov(csp, __ StackPointer()); |
| 9248 | __ SetStackPointer(csp); |
| 9249 | } |
| 9250 | |
| 9251 | END(); |
| 9252 | |
| 9253 | RUN(); |
| 9254 | |
| 9255 | int slot = 0; |
| 9256 | for (int i = 0; i < reg_count; i++) { |
| 9257 | // Even-numbered registers were written as W registers. |
| 9258 | // Odd-numbered registers were written as X registers. |
| 9259 | bool expect_64 = (i & 1); |
| 9260 | uint64_t expected; |
| 9261 | |
| 9262 | if (expect_64) { |
| 9263 | uint64_t hi = stack[slot++]; |
| 9264 | uint64_t lo = stack[slot++]; |
| 9265 | expected = (hi << 32) | lo; |
| 9266 | } else { |
| 9267 | expected = stack[slot++]; |
| 9268 | } |
| 9269 | |
| 9270 | // Always use CHECK_EQUAL_64, even when testing W registers, so we can |
| 9271 | // test that the upper word was properly cleared by Pop. |
| 9272 | if (x[i].IsZero()) { |
| 9273 | CHECK_EQUAL_64(0, x[i]); |
| 9274 | } else { |
| 9275 | CHECK_EQUAL_64(expected, x[i]); |
| 9276 | } |
| 9277 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9278 | CHECK(slot == requested_w_slots); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9279 | |
| 9280 | TEARDOWN(); |
| 9281 | } |
| 9282 | |
| 9283 | |
| 9284 | TEST(push_pop_jssp_wx_overlap) { |
| 9285 | INIT_V8(); |
| 9286 | for (int claim = 0; claim <= 8; claim++) { |
| 9287 | for (int count = 1; count <= 8; count++) { |
| 9288 | PushPopJsspWXOverlapHelper(count, claim); |
| 9289 | PushPopJsspWXOverlapHelper(count, claim); |
| 9290 | PushPopJsspWXOverlapHelper(count, claim); |
| 9291 | PushPopJsspWXOverlapHelper(count, claim); |
| 9292 | } |
| 9293 | // Test with the maximum number of registers. |
| 9294 | PushPopJsspWXOverlapHelper(kPushPopJsspMaxRegCount, claim); |
| 9295 | PushPopJsspWXOverlapHelper(kPushPopJsspMaxRegCount, claim); |
| 9296 | PushPopJsspWXOverlapHelper(kPushPopJsspMaxRegCount, claim); |
| 9297 | PushPopJsspWXOverlapHelper(kPushPopJsspMaxRegCount, claim); |
| 9298 | } |
| 9299 | } |
| 9300 | |
| 9301 | |
| 9302 | TEST(push_pop_csp) { |
| 9303 | INIT_V8(); |
| 9304 | SETUP(); |
| 9305 | |
| 9306 | START(); |
| 9307 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9308 | CHECK(csp.Is(__ StackPointer())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9309 | |
| 9310 | __ Mov(x3, 0x3333333333333333UL); |
| 9311 | __ Mov(x2, 0x2222222222222222UL); |
| 9312 | __ Mov(x1, 0x1111111111111111UL); |
| 9313 | __ Mov(x0, 0x0000000000000000UL); |
| 9314 | __ Claim(2); |
| 9315 | __ PushXRegList(x0.Bit() | x1.Bit() | x2.Bit() | x3.Bit()); |
| 9316 | __ Push(x3, x2); |
| 9317 | __ PopXRegList(x0.Bit() | x1.Bit() | x2.Bit() | x3.Bit()); |
| 9318 | __ Push(x2, x1, x3, x0); |
| 9319 | __ Pop(x4, x5); |
| 9320 | __ Pop(x6, x7, x8, x9); |
| 9321 | |
| 9322 | __ Claim(2); |
| 9323 | __ PushWRegList(w0.Bit() | w1.Bit() | w2.Bit() | w3.Bit()); |
| 9324 | __ Push(w3, w1, w2, w0); |
| 9325 | __ PopWRegList(w10.Bit() | w11.Bit() | w12.Bit() | w13.Bit()); |
| 9326 | __ Pop(w14, w15, w16, w17); |
| 9327 | |
| 9328 | __ Claim(2); |
| 9329 | __ Push(w2, w2, w1, w1); |
| 9330 | __ Push(x3, x3); |
| 9331 | __ Pop(w18, w19, w20, w21); |
| 9332 | __ Pop(x22, x23); |
| 9333 | |
| 9334 | __ Claim(2); |
| 9335 | __ PushXRegList(x1.Bit() | x22.Bit()); |
| 9336 | __ PopXRegList(x24.Bit() | x26.Bit()); |
| 9337 | |
| 9338 | __ Claim(2); |
| 9339 | __ PushWRegList(w1.Bit() | w2.Bit() | w4.Bit() | w22.Bit()); |
| 9340 | __ PopWRegList(w25.Bit() | w27.Bit() | w28.Bit() | w29.Bit()); |
| 9341 | |
| 9342 | __ Claim(2); |
| 9343 | __ PushXRegList(0); |
| 9344 | __ PopXRegList(0); |
| 9345 | __ PushXRegList(0xffffffff); |
| 9346 | __ PopXRegList(0xffffffff); |
| 9347 | __ Drop(12); |
| 9348 | |
| 9349 | END(); |
| 9350 | |
| 9351 | RUN(); |
| 9352 | |
| 9353 | CHECK_EQUAL_64(0x1111111111111111UL, x3); |
| 9354 | CHECK_EQUAL_64(0x0000000000000000UL, x2); |
| 9355 | CHECK_EQUAL_64(0x3333333333333333UL, x1); |
| 9356 | CHECK_EQUAL_64(0x2222222222222222UL, x0); |
| 9357 | CHECK_EQUAL_64(0x3333333333333333UL, x9); |
| 9358 | CHECK_EQUAL_64(0x2222222222222222UL, x8); |
| 9359 | CHECK_EQUAL_64(0x0000000000000000UL, x7); |
| 9360 | CHECK_EQUAL_64(0x3333333333333333UL, x6); |
| 9361 | CHECK_EQUAL_64(0x1111111111111111UL, x5); |
| 9362 | CHECK_EQUAL_64(0x2222222222222222UL, x4); |
| 9363 | |
| 9364 | CHECK_EQUAL_32(0x11111111U, w13); |
| 9365 | CHECK_EQUAL_32(0x33333333U, w12); |
| 9366 | CHECK_EQUAL_32(0x00000000U, w11); |
| 9367 | CHECK_EQUAL_32(0x22222222U, w10); |
| 9368 | CHECK_EQUAL_32(0x11111111U, w17); |
| 9369 | CHECK_EQUAL_32(0x00000000U, w16); |
| 9370 | CHECK_EQUAL_32(0x33333333U, w15); |
| 9371 | CHECK_EQUAL_32(0x22222222U, w14); |
| 9372 | |
| 9373 | CHECK_EQUAL_32(0x11111111U, w18); |
| 9374 | CHECK_EQUAL_32(0x11111111U, w19); |
| 9375 | CHECK_EQUAL_32(0x11111111U, w20); |
| 9376 | CHECK_EQUAL_32(0x11111111U, w21); |
| 9377 | CHECK_EQUAL_64(0x3333333333333333UL, x22); |
| 9378 | CHECK_EQUAL_64(0x0000000000000000UL, x23); |
| 9379 | |
| 9380 | CHECK_EQUAL_64(0x3333333333333333UL, x24); |
| 9381 | CHECK_EQUAL_64(0x3333333333333333UL, x26); |
| 9382 | |
| 9383 | CHECK_EQUAL_32(0x33333333U, w25); |
| 9384 | CHECK_EQUAL_32(0x00000000U, w27); |
| 9385 | CHECK_EQUAL_32(0x22222222U, w28); |
| 9386 | CHECK_EQUAL_32(0x33333333U, w29); |
| 9387 | TEARDOWN(); |
| 9388 | } |
| 9389 | |
| 9390 | |
| 9391 | TEST(push_queued) { |
| 9392 | INIT_V8(); |
| 9393 | SETUP(); |
| 9394 | |
| 9395 | START(); |
| 9396 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9397 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9398 | __ Mov(jssp, __ StackPointer()); |
| 9399 | __ SetStackPointer(jssp); |
| 9400 | |
| 9401 | MacroAssembler::PushPopQueue queue(&masm); |
| 9402 | |
| 9403 | // Queue up registers. |
| 9404 | queue.Queue(x0); |
| 9405 | queue.Queue(x1); |
| 9406 | queue.Queue(x2); |
| 9407 | queue.Queue(x3); |
| 9408 | |
| 9409 | queue.Queue(w4); |
| 9410 | queue.Queue(w5); |
| 9411 | queue.Queue(w6); |
| 9412 | |
| 9413 | queue.Queue(d0); |
| 9414 | queue.Queue(d1); |
| 9415 | |
| 9416 | queue.Queue(s2); |
| 9417 | |
| 9418 | __ Mov(x0, 0x1234000000000000); |
| 9419 | __ Mov(x1, 0x1234000100010001); |
| 9420 | __ Mov(x2, 0x1234000200020002); |
| 9421 | __ Mov(x3, 0x1234000300030003); |
| 9422 | __ Mov(w4, 0x12340004); |
| 9423 | __ Mov(w5, 0x12340005); |
| 9424 | __ Mov(w6, 0x12340006); |
| 9425 | __ Fmov(d0, 123400.0); |
| 9426 | __ Fmov(d1, 123401.0); |
| 9427 | __ Fmov(s2, 123402.0); |
| 9428 | |
| 9429 | // Actually push them. |
| 9430 | queue.PushQueued(); |
| 9431 | |
| 9432 | Clobber(&masm, CPURegList(CPURegister::kRegister, kXRegSizeInBits, 0, 6)); |
| 9433 | Clobber(&masm, CPURegList(CPURegister::kFPRegister, kDRegSizeInBits, 0, 2)); |
| 9434 | |
| 9435 | // Pop them conventionally. |
| 9436 | __ Pop(s2); |
| 9437 | __ Pop(d1, d0); |
| 9438 | __ Pop(w6, w5, w4); |
| 9439 | __ Pop(x3, x2, x1, x0); |
| 9440 | |
| 9441 | __ Mov(csp, __ StackPointer()); |
| 9442 | __ SetStackPointer(csp); |
| 9443 | |
| 9444 | END(); |
| 9445 | |
| 9446 | RUN(); |
| 9447 | |
| 9448 | CHECK_EQUAL_64(0x1234000000000000, x0); |
| 9449 | CHECK_EQUAL_64(0x1234000100010001, x1); |
| 9450 | CHECK_EQUAL_64(0x1234000200020002, x2); |
| 9451 | CHECK_EQUAL_64(0x1234000300030003, x3); |
| 9452 | |
| 9453 | CHECK_EQUAL_32(0x12340004, w4); |
| 9454 | CHECK_EQUAL_32(0x12340005, w5); |
| 9455 | CHECK_EQUAL_32(0x12340006, w6); |
| 9456 | |
| 9457 | CHECK_EQUAL_FP64(123400.0, d0); |
| 9458 | CHECK_EQUAL_FP64(123401.0, d1); |
| 9459 | |
| 9460 | CHECK_EQUAL_FP32(123402.0, s2); |
| 9461 | |
| 9462 | TEARDOWN(); |
| 9463 | } |
| 9464 | |
| 9465 | |
| 9466 | TEST(pop_queued) { |
| 9467 | INIT_V8(); |
| 9468 | SETUP(); |
| 9469 | |
| 9470 | START(); |
| 9471 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 9472 | CHECK(__ StackPointer().Is(csp)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9473 | __ Mov(jssp, __ StackPointer()); |
| 9474 | __ SetStackPointer(jssp); |
| 9475 | |
| 9476 | MacroAssembler::PushPopQueue queue(&masm); |
| 9477 | |
| 9478 | __ Mov(x0, 0x1234000000000000); |
| 9479 | __ Mov(x1, 0x1234000100010001); |
| 9480 | __ Mov(x2, 0x1234000200020002); |
| 9481 | __ Mov(x3, 0x1234000300030003); |
| 9482 | __ Mov(w4, 0x12340004); |
| 9483 | __ Mov(w5, 0x12340005); |
| 9484 | __ Mov(w6, 0x12340006); |
| 9485 | __ Fmov(d0, 123400.0); |
| 9486 | __ Fmov(d1, 123401.0); |
| 9487 | __ Fmov(s2, 123402.0); |
| 9488 | |
| 9489 | // Push registers conventionally. |
| 9490 | __ Push(x0, x1, x2, x3); |
| 9491 | __ Push(w4, w5, w6); |
| 9492 | __ Push(d0, d1); |
| 9493 | __ Push(s2); |
| 9494 | |
| 9495 | // Queue up a pop. |
| 9496 | queue.Queue(s2); |
| 9497 | |
| 9498 | queue.Queue(d1); |
| 9499 | queue.Queue(d0); |
| 9500 | |
| 9501 | queue.Queue(w6); |
| 9502 | queue.Queue(w5); |
| 9503 | queue.Queue(w4); |
| 9504 | |
| 9505 | queue.Queue(x3); |
| 9506 | queue.Queue(x2); |
| 9507 | queue.Queue(x1); |
| 9508 | queue.Queue(x0); |
| 9509 | |
| 9510 | Clobber(&masm, CPURegList(CPURegister::kRegister, kXRegSizeInBits, 0, 6)); |
| 9511 | Clobber(&masm, CPURegList(CPURegister::kFPRegister, kDRegSizeInBits, 0, 2)); |
| 9512 | |
| 9513 | // Actually pop them. |
| 9514 | queue.PopQueued(); |
| 9515 | |
| 9516 | __ Mov(csp, __ StackPointer()); |
| 9517 | __ SetStackPointer(csp); |
| 9518 | |
| 9519 | END(); |
| 9520 | |
| 9521 | RUN(); |
| 9522 | |
| 9523 | CHECK_EQUAL_64(0x1234000000000000, x0); |
| 9524 | CHECK_EQUAL_64(0x1234000100010001, x1); |
| 9525 | CHECK_EQUAL_64(0x1234000200020002, x2); |
| 9526 | CHECK_EQUAL_64(0x1234000300030003, x3); |
| 9527 | |
| 9528 | CHECK_EQUAL_64(0x0000000012340004, x4); |
| 9529 | CHECK_EQUAL_64(0x0000000012340005, x5); |
| 9530 | CHECK_EQUAL_64(0x0000000012340006, x6); |
| 9531 | |
| 9532 | CHECK_EQUAL_FP64(123400.0, d0); |
| 9533 | CHECK_EQUAL_FP64(123401.0, d1); |
| 9534 | |
| 9535 | CHECK_EQUAL_FP32(123402.0, s2); |
| 9536 | |
| 9537 | TEARDOWN(); |
| 9538 | } |
| 9539 | |
| 9540 | |
| 9541 | TEST(jump_both_smi) { |
| 9542 | INIT_V8(); |
| 9543 | SETUP(); |
| 9544 | |
| 9545 | Label cond_pass_00, cond_pass_01, cond_pass_10, cond_pass_11; |
| 9546 | Label cond_fail_00, cond_fail_01, cond_fail_10, cond_fail_11; |
| 9547 | Label return1, return2, return3, done; |
| 9548 | |
| 9549 | START(); |
| 9550 | |
| 9551 | __ Mov(x0, 0x5555555500000001UL); // A pointer. |
| 9552 | __ Mov(x1, 0xaaaaaaaa00000001UL); // A pointer. |
| 9553 | __ Mov(x2, 0x1234567800000000UL); // A smi. |
| 9554 | __ Mov(x3, 0x8765432100000000UL); // A smi. |
| 9555 | __ Mov(x4, 0xdead); |
| 9556 | __ Mov(x5, 0xdead); |
| 9557 | __ Mov(x6, 0xdead); |
| 9558 | __ Mov(x7, 0xdead); |
| 9559 | |
| 9560 | __ JumpIfBothSmi(x0, x1, &cond_pass_00, &cond_fail_00); |
| 9561 | __ Bind(&return1); |
| 9562 | __ JumpIfBothSmi(x0, x2, &cond_pass_01, &cond_fail_01); |
| 9563 | __ Bind(&return2); |
| 9564 | __ JumpIfBothSmi(x2, x1, &cond_pass_10, &cond_fail_10); |
| 9565 | __ Bind(&return3); |
| 9566 | __ JumpIfBothSmi(x2, x3, &cond_pass_11, &cond_fail_11); |
| 9567 | |
| 9568 | __ Bind(&cond_fail_00); |
| 9569 | __ Mov(x4, 0); |
| 9570 | __ B(&return1); |
| 9571 | __ Bind(&cond_pass_00); |
| 9572 | __ Mov(x4, 1); |
| 9573 | __ B(&return1); |
| 9574 | |
| 9575 | __ Bind(&cond_fail_01); |
| 9576 | __ Mov(x5, 0); |
| 9577 | __ B(&return2); |
| 9578 | __ Bind(&cond_pass_01); |
| 9579 | __ Mov(x5, 1); |
| 9580 | __ B(&return2); |
| 9581 | |
| 9582 | __ Bind(&cond_fail_10); |
| 9583 | __ Mov(x6, 0); |
| 9584 | __ B(&return3); |
| 9585 | __ Bind(&cond_pass_10); |
| 9586 | __ Mov(x6, 1); |
| 9587 | __ B(&return3); |
| 9588 | |
| 9589 | __ Bind(&cond_fail_11); |
| 9590 | __ Mov(x7, 0); |
| 9591 | __ B(&done); |
| 9592 | __ Bind(&cond_pass_11); |
| 9593 | __ Mov(x7, 1); |
| 9594 | |
| 9595 | __ Bind(&done); |
| 9596 | |
| 9597 | END(); |
| 9598 | |
| 9599 | RUN(); |
| 9600 | |
| 9601 | CHECK_EQUAL_64(0x5555555500000001UL, x0); |
| 9602 | CHECK_EQUAL_64(0xaaaaaaaa00000001UL, x1); |
| 9603 | CHECK_EQUAL_64(0x1234567800000000UL, x2); |
| 9604 | CHECK_EQUAL_64(0x8765432100000000UL, x3); |
| 9605 | CHECK_EQUAL_64(0, x4); |
| 9606 | CHECK_EQUAL_64(0, x5); |
| 9607 | CHECK_EQUAL_64(0, x6); |
| 9608 | CHECK_EQUAL_64(1, x7); |
| 9609 | |
| 9610 | TEARDOWN(); |
| 9611 | } |
| 9612 | |
| 9613 | |
| 9614 | TEST(jump_either_smi) { |
| 9615 | INIT_V8(); |
| 9616 | SETUP(); |
| 9617 | |
| 9618 | Label cond_pass_00, cond_pass_01, cond_pass_10, cond_pass_11; |
| 9619 | Label cond_fail_00, cond_fail_01, cond_fail_10, cond_fail_11; |
| 9620 | Label return1, return2, return3, done; |
| 9621 | |
| 9622 | START(); |
| 9623 | |
| 9624 | __ Mov(x0, 0x5555555500000001UL); // A pointer. |
| 9625 | __ Mov(x1, 0xaaaaaaaa00000001UL); // A pointer. |
| 9626 | __ Mov(x2, 0x1234567800000000UL); // A smi. |
| 9627 | __ Mov(x3, 0x8765432100000000UL); // A smi. |
| 9628 | __ Mov(x4, 0xdead); |
| 9629 | __ Mov(x5, 0xdead); |
| 9630 | __ Mov(x6, 0xdead); |
| 9631 | __ Mov(x7, 0xdead); |
| 9632 | |
| 9633 | __ JumpIfEitherSmi(x0, x1, &cond_pass_00, &cond_fail_00); |
| 9634 | __ Bind(&return1); |
| 9635 | __ JumpIfEitherSmi(x0, x2, &cond_pass_01, &cond_fail_01); |
| 9636 | __ Bind(&return2); |
| 9637 | __ JumpIfEitherSmi(x2, x1, &cond_pass_10, &cond_fail_10); |
| 9638 | __ Bind(&return3); |
| 9639 | __ JumpIfEitherSmi(x2, x3, &cond_pass_11, &cond_fail_11); |
| 9640 | |
| 9641 | __ Bind(&cond_fail_00); |
| 9642 | __ Mov(x4, 0); |
| 9643 | __ B(&return1); |
| 9644 | __ Bind(&cond_pass_00); |
| 9645 | __ Mov(x4, 1); |
| 9646 | __ B(&return1); |
| 9647 | |
| 9648 | __ Bind(&cond_fail_01); |
| 9649 | __ Mov(x5, 0); |
| 9650 | __ B(&return2); |
| 9651 | __ Bind(&cond_pass_01); |
| 9652 | __ Mov(x5, 1); |
| 9653 | __ B(&return2); |
| 9654 | |
| 9655 | __ Bind(&cond_fail_10); |
| 9656 | __ Mov(x6, 0); |
| 9657 | __ B(&return3); |
| 9658 | __ Bind(&cond_pass_10); |
| 9659 | __ Mov(x6, 1); |
| 9660 | __ B(&return3); |
| 9661 | |
| 9662 | __ Bind(&cond_fail_11); |
| 9663 | __ Mov(x7, 0); |
| 9664 | __ B(&done); |
| 9665 | __ Bind(&cond_pass_11); |
| 9666 | __ Mov(x7, 1); |
| 9667 | |
| 9668 | __ Bind(&done); |
| 9669 | |
| 9670 | END(); |
| 9671 | |
| 9672 | RUN(); |
| 9673 | |
| 9674 | CHECK_EQUAL_64(0x5555555500000001UL, x0); |
| 9675 | CHECK_EQUAL_64(0xaaaaaaaa00000001UL, x1); |
| 9676 | CHECK_EQUAL_64(0x1234567800000000UL, x2); |
| 9677 | CHECK_EQUAL_64(0x8765432100000000UL, x3); |
| 9678 | CHECK_EQUAL_64(0, x4); |
| 9679 | CHECK_EQUAL_64(1, x5); |
| 9680 | CHECK_EQUAL_64(1, x6); |
| 9681 | CHECK_EQUAL_64(1, x7); |
| 9682 | |
| 9683 | TEARDOWN(); |
| 9684 | } |
| 9685 | |
| 9686 | |
| 9687 | TEST(noreg) { |
| 9688 | // This test doesn't generate any code, but it verifies some invariants |
| 9689 | // related to NoReg. |
| 9690 | CHECK(NoReg.Is(NoFPReg)); |
| 9691 | CHECK(NoFPReg.Is(NoReg)); |
| 9692 | CHECK(NoReg.Is(NoCPUReg)); |
| 9693 | CHECK(NoCPUReg.Is(NoReg)); |
| 9694 | CHECK(NoFPReg.Is(NoCPUReg)); |
| 9695 | CHECK(NoCPUReg.Is(NoFPReg)); |
| 9696 | |
| 9697 | CHECK(NoReg.IsNone()); |
| 9698 | CHECK(NoFPReg.IsNone()); |
| 9699 | CHECK(NoCPUReg.IsNone()); |
| 9700 | } |
| 9701 | |
| 9702 | |
| 9703 | TEST(isvalid) { |
| 9704 | // This test doesn't generate any code, but it verifies some invariants |
| 9705 | // related to IsValid(). |
| 9706 | CHECK(!NoReg.IsValid()); |
| 9707 | CHECK(!NoFPReg.IsValid()); |
| 9708 | CHECK(!NoCPUReg.IsValid()); |
| 9709 | |
| 9710 | CHECK(x0.IsValid()); |
| 9711 | CHECK(w0.IsValid()); |
| 9712 | CHECK(x30.IsValid()); |
| 9713 | CHECK(w30.IsValid()); |
| 9714 | CHECK(xzr.IsValid()); |
| 9715 | CHECK(wzr.IsValid()); |
| 9716 | |
| 9717 | CHECK(csp.IsValid()); |
| 9718 | CHECK(wcsp.IsValid()); |
| 9719 | |
| 9720 | CHECK(d0.IsValid()); |
| 9721 | CHECK(s0.IsValid()); |
| 9722 | CHECK(d31.IsValid()); |
| 9723 | CHECK(s31.IsValid()); |
| 9724 | |
| 9725 | CHECK(x0.IsValidRegister()); |
| 9726 | CHECK(w0.IsValidRegister()); |
| 9727 | CHECK(xzr.IsValidRegister()); |
| 9728 | CHECK(wzr.IsValidRegister()); |
| 9729 | CHECK(csp.IsValidRegister()); |
| 9730 | CHECK(wcsp.IsValidRegister()); |
| 9731 | CHECK(!x0.IsValidFPRegister()); |
| 9732 | CHECK(!w0.IsValidFPRegister()); |
| 9733 | CHECK(!xzr.IsValidFPRegister()); |
| 9734 | CHECK(!wzr.IsValidFPRegister()); |
| 9735 | CHECK(!csp.IsValidFPRegister()); |
| 9736 | CHECK(!wcsp.IsValidFPRegister()); |
| 9737 | |
| 9738 | CHECK(d0.IsValidFPRegister()); |
| 9739 | CHECK(s0.IsValidFPRegister()); |
| 9740 | CHECK(!d0.IsValidRegister()); |
| 9741 | CHECK(!s0.IsValidRegister()); |
| 9742 | |
| 9743 | // Test the same as before, but using CPURegister types. This shouldn't make |
| 9744 | // any difference. |
| 9745 | CHECK(static_cast<CPURegister>(x0).IsValid()); |
| 9746 | CHECK(static_cast<CPURegister>(w0).IsValid()); |
| 9747 | CHECK(static_cast<CPURegister>(x30).IsValid()); |
| 9748 | CHECK(static_cast<CPURegister>(w30).IsValid()); |
| 9749 | CHECK(static_cast<CPURegister>(xzr).IsValid()); |
| 9750 | CHECK(static_cast<CPURegister>(wzr).IsValid()); |
| 9751 | |
| 9752 | CHECK(static_cast<CPURegister>(csp).IsValid()); |
| 9753 | CHECK(static_cast<CPURegister>(wcsp).IsValid()); |
| 9754 | |
| 9755 | CHECK(static_cast<CPURegister>(d0).IsValid()); |
| 9756 | CHECK(static_cast<CPURegister>(s0).IsValid()); |
| 9757 | CHECK(static_cast<CPURegister>(d31).IsValid()); |
| 9758 | CHECK(static_cast<CPURegister>(s31).IsValid()); |
| 9759 | |
| 9760 | CHECK(static_cast<CPURegister>(x0).IsValidRegister()); |
| 9761 | CHECK(static_cast<CPURegister>(w0).IsValidRegister()); |
| 9762 | CHECK(static_cast<CPURegister>(xzr).IsValidRegister()); |
| 9763 | CHECK(static_cast<CPURegister>(wzr).IsValidRegister()); |
| 9764 | CHECK(static_cast<CPURegister>(csp).IsValidRegister()); |
| 9765 | CHECK(static_cast<CPURegister>(wcsp).IsValidRegister()); |
| 9766 | CHECK(!static_cast<CPURegister>(x0).IsValidFPRegister()); |
| 9767 | CHECK(!static_cast<CPURegister>(w0).IsValidFPRegister()); |
| 9768 | CHECK(!static_cast<CPURegister>(xzr).IsValidFPRegister()); |
| 9769 | CHECK(!static_cast<CPURegister>(wzr).IsValidFPRegister()); |
| 9770 | CHECK(!static_cast<CPURegister>(csp).IsValidFPRegister()); |
| 9771 | CHECK(!static_cast<CPURegister>(wcsp).IsValidFPRegister()); |
| 9772 | |
| 9773 | CHECK(static_cast<CPURegister>(d0).IsValidFPRegister()); |
| 9774 | CHECK(static_cast<CPURegister>(s0).IsValidFPRegister()); |
| 9775 | CHECK(!static_cast<CPURegister>(d0).IsValidRegister()); |
| 9776 | CHECK(!static_cast<CPURegister>(s0).IsValidRegister()); |
| 9777 | } |
| 9778 | |
| 9779 | |
| 9780 | TEST(cpureglist_utils_x) { |
| 9781 | // This test doesn't generate any code, but it verifies the behaviour of |
| 9782 | // the CPURegList utility methods. |
| 9783 | |
| 9784 | // Test a list of X registers. |
| 9785 | CPURegList test(x0, x1, x2, x3); |
| 9786 | |
| 9787 | CHECK(test.IncludesAliasOf(x0)); |
| 9788 | CHECK(test.IncludesAliasOf(x1)); |
| 9789 | CHECK(test.IncludesAliasOf(x2)); |
| 9790 | CHECK(test.IncludesAliasOf(x3)); |
| 9791 | CHECK(test.IncludesAliasOf(w0)); |
| 9792 | CHECK(test.IncludesAliasOf(w1)); |
| 9793 | CHECK(test.IncludesAliasOf(w2)); |
| 9794 | CHECK(test.IncludesAliasOf(w3)); |
| 9795 | |
| 9796 | CHECK(!test.IncludesAliasOf(x4)); |
| 9797 | CHECK(!test.IncludesAliasOf(x30)); |
| 9798 | CHECK(!test.IncludesAliasOf(xzr)); |
| 9799 | CHECK(!test.IncludesAliasOf(csp)); |
| 9800 | CHECK(!test.IncludesAliasOf(w4)); |
| 9801 | CHECK(!test.IncludesAliasOf(w30)); |
| 9802 | CHECK(!test.IncludesAliasOf(wzr)); |
| 9803 | CHECK(!test.IncludesAliasOf(wcsp)); |
| 9804 | |
| 9805 | CHECK(!test.IncludesAliasOf(d0)); |
| 9806 | CHECK(!test.IncludesAliasOf(d1)); |
| 9807 | CHECK(!test.IncludesAliasOf(d2)); |
| 9808 | CHECK(!test.IncludesAliasOf(d3)); |
| 9809 | CHECK(!test.IncludesAliasOf(s0)); |
| 9810 | CHECK(!test.IncludesAliasOf(s1)); |
| 9811 | CHECK(!test.IncludesAliasOf(s2)); |
| 9812 | CHECK(!test.IncludesAliasOf(s3)); |
| 9813 | |
| 9814 | CHECK(!test.IsEmpty()); |
| 9815 | |
| 9816 | CHECK(test.type() == x0.type()); |
| 9817 | |
| 9818 | CHECK(test.PopHighestIndex().Is(x3)); |
| 9819 | CHECK(test.PopLowestIndex().Is(x0)); |
| 9820 | |
| 9821 | CHECK(test.IncludesAliasOf(x1)); |
| 9822 | CHECK(test.IncludesAliasOf(x2)); |
| 9823 | CHECK(test.IncludesAliasOf(w1)); |
| 9824 | CHECK(test.IncludesAliasOf(w2)); |
| 9825 | CHECK(!test.IncludesAliasOf(x0)); |
| 9826 | CHECK(!test.IncludesAliasOf(x3)); |
| 9827 | CHECK(!test.IncludesAliasOf(w0)); |
| 9828 | CHECK(!test.IncludesAliasOf(w3)); |
| 9829 | |
| 9830 | CHECK(test.PopHighestIndex().Is(x2)); |
| 9831 | CHECK(test.PopLowestIndex().Is(x1)); |
| 9832 | |
| 9833 | CHECK(!test.IncludesAliasOf(x1)); |
| 9834 | CHECK(!test.IncludesAliasOf(x2)); |
| 9835 | CHECK(!test.IncludesAliasOf(w1)); |
| 9836 | CHECK(!test.IncludesAliasOf(w2)); |
| 9837 | |
| 9838 | CHECK(test.IsEmpty()); |
| 9839 | } |
| 9840 | |
| 9841 | |
| 9842 | TEST(cpureglist_utils_w) { |
| 9843 | // This test doesn't generate any code, but it verifies the behaviour of |
| 9844 | // the CPURegList utility methods. |
| 9845 | |
| 9846 | // Test a list of W registers. |
| 9847 | CPURegList test(w10, w11, w12, w13); |
| 9848 | |
| 9849 | CHECK(test.IncludesAliasOf(x10)); |
| 9850 | CHECK(test.IncludesAliasOf(x11)); |
| 9851 | CHECK(test.IncludesAliasOf(x12)); |
| 9852 | CHECK(test.IncludesAliasOf(x13)); |
| 9853 | CHECK(test.IncludesAliasOf(w10)); |
| 9854 | CHECK(test.IncludesAliasOf(w11)); |
| 9855 | CHECK(test.IncludesAliasOf(w12)); |
| 9856 | CHECK(test.IncludesAliasOf(w13)); |
| 9857 | |
| 9858 | CHECK(!test.IncludesAliasOf(x0)); |
| 9859 | CHECK(!test.IncludesAliasOf(x9)); |
| 9860 | CHECK(!test.IncludesAliasOf(x14)); |
| 9861 | CHECK(!test.IncludesAliasOf(x30)); |
| 9862 | CHECK(!test.IncludesAliasOf(xzr)); |
| 9863 | CHECK(!test.IncludesAliasOf(csp)); |
| 9864 | CHECK(!test.IncludesAliasOf(w0)); |
| 9865 | CHECK(!test.IncludesAliasOf(w9)); |
| 9866 | CHECK(!test.IncludesAliasOf(w14)); |
| 9867 | CHECK(!test.IncludesAliasOf(w30)); |
| 9868 | CHECK(!test.IncludesAliasOf(wzr)); |
| 9869 | CHECK(!test.IncludesAliasOf(wcsp)); |
| 9870 | |
| 9871 | CHECK(!test.IncludesAliasOf(d10)); |
| 9872 | CHECK(!test.IncludesAliasOf(d11)); |
| 9873 | CHECK(!test.IncludesAliasOf(d12)); |
| 9874 | CHECK(!test.IncludesAliasOf(d13)); |
| 9875 | CHECK(!test.IncludesAliasOf(s10)); |
| 9876 | CHECK(!test.IncludesAliasOf(s11)); |
| 9877 | CHECK(!test.IncludesAliasOf(s12)); |
| 9878 | CHECK(!test.IncludesAliasOf(s13)); |
| 9879 | |
| 9880 | CHECK(!test.IsEmpty()); |
| 9881 | |
| 9882 | CHECK(test.type() == w10.type()); |
| 9883 | |
| 9884 | CHECK(test.PopHighestIndex().Is(w13)); |
| 9885 | CHECK(test.PopLowestIndex().Is(w10)); |
| 9886 | |
| 9887 | CHECK(test.IncludesAliasOf(x11)); |
| 9888 | CHECK(test.IncludesAliasOf(x12)); |
| 9889 | CHECK(test.IncludesAliasOf(w11)); |
| 9890 | CHECK(test.IncludesAliasOf(w12)); |
| 9891 | CHECK(!test.IncludesAliasOf(x10)); |
| 9892 | CHECK(!test.IncludesAliasOf(x13)); |
| 9893 | CHECK(!test.IncludesAliasOf(w10)); |
| 9894 | CHECK(!test.IncludesAliasOf(w13)); |
| 9895 | |
| 9896 | CHECK(test.PopHighestIndex().Is(w12)); |
| 9897 | CHECK(test.PopLowestIndex().Is(w11)); |
| 9898 | |
| 9899 | CHECK(!test.IncludesAliasOf(x11)); |
| 9900 | CHECK(!test.IncludesAliasOf(x12)); |
| 9901 | CHECK(!test.IncludesAliasOf(w11)); |
| 9902 | CHECK(!test.IncludesAliasOf(w12)); |
| 9903 | |
| 9904 | CHECK(test.IsEmpty()); |
| 9905 | } |
| 9906 | |
| 9907 | |
| 9908 | TEST(cpureglist_utils_d) { |
| 9909 | // This test doesn't generate any code, but it verifies the behaviour of |
| 9910 | // the CPURegList utility methods. |
| 9911 | |
| 9912 | // Test a list of D registers. |
| 9913 | CPURegList test(d20, d21, d22, d23); |
| 9914 | |
| 9915 | CHECK(test.IncludesAliasOf(d20)); |
| 9916 | CHECK(test.IncludesAliasOf(d21)); |
| 9917 | CHECK(test.IncludesAliasOf(d22)); |
| 9918 | CHECK(test.IncludesAliasOf(d23)); |
| 9919 | CHECK(test.IncludesAliasOf(s20)); |
| 9920 | CHECK(test.IncludesAliasOf(s21)); |
| 9921 | CHECK(test.IncludesAliasOf(s22)); |
| 9922 | CHECK(test.IncludesAliasOf(s23)); |
| 9923 | |
| 9924 | CHECK(!test.IncludesAliasOf(d0)); |
| 9925 | CHECK(!test.IncludesAliasOf(d19)); |
| 9926 | CHECK(!test.IncludesAliasOf(d24)); |
| 9927 | CHECK(!test.IncludesAliasOf(d31)); |
| 9928 | CHECK(!test.IncludesAliasOf(s0)); |
| 9929 | CHECK(!test.IncludesAliasOf(s19)); |
| 9930 | CHECK(!test.IncludesAliasOf(s24)); |
| 9931 | CHECK(!test.IncludesAliasOf(s31)); |
| 9932 | |
| 9933 | CHECK(!test.IncludesAliasOf(x20)); |
| 9934 | CHECK(!test.IncludesAliasOf(x21)); |
| 9935 | CHECK(!test.IncludesAliasOf(x22)); |
| 9936 | CHECK(!test.IncludesAliasOf(x23)); |
| 9937 | CHECK(!test.IncludesAliasOf(w20)); |
| 9938 | CHECK(!test.IncludesAliasOf(w21)); |
| 9939 | CHECK(!test.IncludesAliasOf(w22)); |
| 9940 | CHECK(!test.IncludesAliasOf(w23)); |
| 9941 | |
| 9942 | CHECK(!test.IncludesAliasOf(xzr)); |
| 9943 | CHECK(!test.IncludesAliasOf(wzr)); |
| 9944 | CHECK(!test.IncludesAliasOf(csp)); |
| 9945 | CHECK(!test.IncludesAliasOf(wcsp)); |
| 9946 | |
| 9947 | CHECK(!test.IsEmpty()); |
| 9948 | |
| 9949 | CHECK(test.type() == d20.type()); |
| 9950 | |
| 9951 | CHECK(test.PopHighestIndex().Is(d23)); |
| 9952 | CHECK(test.PopLowestIndex().Is(d20)); |
| 9953 | |
| 9954 | CHECK(test.IncludesAliasOf(d21)); |
| 9955 | CHECK(test.IncludesAliasOf(d22)); |
| 9956 | CHECK(test.IncludesAliasOf(s21)); |
| 9957 | CHECK(test.IncludesAliasOf(s22)); |
| 9958 | CHECK(!test.IncludesAliasOf(d20)); |
| 9959 | CHECK(!test.IncludesAliasOf(d23)); |
| 9960 | CHECK(!test.IncludesAliasOf(s20)); |
| 9961 | CHECK(!test.IncludesAliasOf(s23)); |
| 9962 | |
| 9963 | CHECK(test.PopHighestIndex().Is(d22)); |
| 9964 | CHECK(test.PopLowestIndex().Is(d21)); |
| 9965 | |
| 9966 | CHECK(!test.IncludesAliasOf(d21)); |
| 9967 | CHECK(!test.IncludesAliasOf(d22)); |
| 9968 | CHECK(!test.IncludesAliasOf(s21)); |
| 9969 | CHECK(!test.IncludesAliasOf(s22)); |
| 9970 | |
| 9971 | CHECK(test.IsEmpty()); |
| 9972 | } |
| 9973 | |
| 9974 | |
| 9975 | TEST(cpureglist_utils_s) { |
| 9976 | // This test doesn't generate any code, but it verifies the behaviour of |
| 9977 | // the CPURegList utility methods. |
| 9978 | |
| 9979 | // Test a list of S registers. |
| 9980 | CPURegList test(s20, s21, s22, s23); |
| 9981 | |
| 9982 | // The type and size mechanisms are already covered, so here we just test |
| 9983 | // that lists of S registers alias individual D registers. |
| 9984 | |
| 9985 | CHECK(test.IncludesAliasOf(d20)); |
| 9986 | CHECK(test.IncludesAliasOf(d21)); |
| 9987 | CHECK(test.IncludesAliasOf(d22)); |
| 9988 | CHECK(test.IncludesAliasOf(d23)); |
| 9989 | CHECK(test.IncludesAliasOf(s20)); |
| 9990 | CHECK(test.IncludesAliasOf(s21)); |
| 9991 | CHECK(test.IncludesAliasOf(s22)); |
| 9992 | CHECK(test.IncludesAliasOf(s23)); |
| 9993 | } |
| 9994 | |
| 9995 | |
| 9996 | TEST(cpureglist_utils_empty) { |
| 9997 | // This test doesn't generate any code, but it verifies the behaviour of |
| 9998 | // the CPURegList utility methods. |
| 9999 | |
| 10000 | // Test an empty list. |
| 10001 | // Empty lists can have type and size properties. Check that we can create |
| 10002 | // them, and that they are empty. |
| 10003 | CPURegList reg32(CPURegister::kRegister, kWRegSizeInBits, 0); |
| 10004 | CPURegList reg64(CPURegister::kRegister, kXRegSizeInBits, 0); |
| 10005 | CPURegList fpreg32(CPURegister::kFPRegister, kSRegSizeInBits, 0); |
| 10006 | CPURegList fpreg64(CPURegister::kFPRegister, kDRegSizeInBits, 0); |
| 10007 | |
| 10008 | CHECK(reg32.IsEmpty()); |
| 10009 | CHECK(reg64.IsEmpty()); |
| 10010 | CHECK(fpreg32.IsEmpty()); |
| 10011 | CHECK(fpreg64.IsEmpty()); |
| 10012 | |
| 10013 | CHECK(reg32.PopLowestIndex().IsNone()); |
| 10014 | CHECK(reg64.PopLowestIndex().IsNone()); |
| 10015 | CHECK(fpreg32.PopLowestIndex().IsNone()); |
| 10016 | CHECK(fpreg64.PopLowestIndex().IsNone()); |
| 10017 | |
| 10018 | CHECK(reg32.PopHighestIndex().IsNone()); |
| 10019 | CHECK(reg64.PopHighestIndex().IsNone()); |
| 10020 | CHECK(fpreg32.PopHighestIndex().IsNone()); |
| 10021 | CHECK(fpreg64.PopHighestIndex().IsNone()); |
| 10022 | |
| 10023 | CHECK(reg32.IsEmpty()); |
| 10024 | CHECK(reg64.IsEmpty()); |
| 10025 | CHECK(fpreg32.IsEmpty()); |
| 10026 | CHECK(fpreg64.IsEmpty()); |
| 10027 | } |
| 10028 | |
| 10029 | |
| 10030 | TEST(printf) { |
| 10031 | INIT_V8(); |
| 10032 | SETUP_SIZE(BUF_SIZE * 2); |
| 10033 | START(); |
| 10034 | |
| 10035 | char const * test_plain_string = "Printf with no arguments.\n"; |
| 10036 | char const * test_substring = "'This is a substring.'"; |
| 10037 | RegisterDump before; |
| 10038 | |
| 10039 | // Initialize x29 to the value of the stack pointer. We will use x29 as a |
| 10040 | // temporary stack pointer later, and initializing it in this way allows the |
| 10041 | // RegisterDump check to pass. |
| 10042 | __ Mov(x29, __ StackPointer()); |
| 10043 | |
| 10044 | // Test simple integer arguments. |
| 10045 | __ Mov(x0, 1234); |
| 10046 | __ Mov(x1, 0x1234); |
| 10047 | |
| 10048 | // Test simple floating-point arguments. |
| 10049 | __ Fmov(d0, 1.234); |
| 10050 | |
| 10051 | // Test pointer (string) arguments. |
| 10052 | __ Mov(x2, reinterpret_cast<uintptr_t>(test_substring)); |
| 10053 | |
| 10054 | // Test the maximum number of arguments, and sign extension. |
| 10055 | __ Mov(w3, 0xffffffff); |
| 10056 | __ Mov(w4, 0xffffffff); |
| 10057 | __ Mov(x5, 0xffffffffffffffff); |
| 10058 | __ Mov(x6, 0xffffffffffffffff); |
| 10059 | __ Fmov(s1, 1.234); |
| 10060 | __ Fmov(s2, 2.345); |
| 10061 | __ Fmov(d3, 3.456); |
| 10062 | __ Fmov(d4, 4.567); |
| 10063 | |
| 10064 | // Test printing callee-saved registers. |
| 10065 | __ Mov(x28, 0x123456789abcdef); |
| 10066 | __ Fmov(d10, 42.0); |
| 10067 | |
| 10068 | // Test with three arguments. |
| 10069 | __ Mov(x10, 3); |
| 10070 | __ Mov(x11, 40); |
| 10071 | __ Mov(x12, 500); |
| 10072 | |
| 10073 | // A single character. |
| 10074 | __ Mov(w13, 'x'); |
| 10075 | |
| 10076 | // Check that we don't clobber any registers. |
| 10077 | before.Dump(&masm); |
| 10078 | |
| 10079 | __ Printf(test_plain_string); // NOLINT(runtime/printf) |
| 10080 | __ Printf("x0: %" PRId64 ", x1: 0x%08" PRIx64 "\n", x0, x1); |
| 10081 | __ Printf("w5: %" PRId32 ", x5: %" PRId64"\n", w5, x5); |
| 10082 | __ Printf("d0: %f\n", d0); |
| 10083 | __ Printf("Test %%s: %s\n", x2); |
| 10084 | __ Printf("w3(uint32): %" PRIu32 "\nw4(int32): %" PRId32 "\n" |
| 10085 | "x5(uint64): %" PRIu64 "\nx6(int64): %" PRId64 "\n", |
| 10086 | w3, w4, x5, x6); |
| 10087 | __ Printf("%%f: %f\n%%g: %g\n%%e: %e\n%%E: %E\n", s1, s2, d3, d4); |
| 10088 | __ Printf("0x%" PRIx32 ", 0x%" PRIx64 "\n", w28, x28); |
| 10089 | __ Printf("%g\n", d10); |
| 10090 | __ Printf("%%%%%s%%%c%%\n", x2, w13); |
| 10091 | |
| 10092 | // Print the stack pointer (csp). |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10093 | CHECK(csp.Is(__ StackPointer())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10094 | __ Printf("StackPointer(csp): 0x%016" PRIx64 ", 0x%08" PRIx32 "\n", |
| 10095 | __ StackPointer(), __ StackPointer().W()); |
| 10096 | |
| 10097 | // Test with a different stack pointer. |
| 10098 | const Register old_stack_pointer = __ StackPointer(); |
| 10099 | __ Mov(x29, old_stack_pointer); |
| 10100 | __ SetStackPointer(x29); |
| 10101 | // Print the stack pointer (not csp). |
| 10102 | __ Printf("StackPointer(not csp): 0x%016" PRIx64 ", 0x%08" PRIx32 "\n", |
| 10103 | __ StackPointer(), __ StackPointer().W()); |
| 10104 | __ Mov(old_stack_pointer, __ StackPointer()); |
| 10105 | __ SetStackPointer(old_stack_pointer); |
| 10106 | |
| 10107 | // Test with three arguments. |
| 10108 | __ Printf("3=%u, 4=%u, 5=%u\n", x10, x11, x12); |
| 10109 | |
| 10110 | // Mixed argument types. |
| 10111 | __ Printf("w3: %" PRIu32 ", s1: %f, x5: %" PRIu64 ", d3: %f\n", |
| 10112 | w3, s1, x5, d3); |
| 10113 | __ Printf("s1: %f, d3: %f, w3: %" PRId32 ", x5: %" PRId64 "\n", |
| 10114 | s1, d3, w3, x5); |
| 10115 | |
| 10116 | END(); |
| 10117 | RUN(); |
| 10118 | |
| 10119 | // We cannot easily test the output of the Printf sequences, and because |
| 10120 | // Printf preserves all registers by default, we can't look at the number of |
| 10121 | // bytes that were printed. However, the printf_no_preserve test should check |
| 10122 | // that, and here we just test that we didn't clobber any registers. |
| 10123 | CHECK_EQUAL_REGISTERS(before); |
| 10124 | |
| 10125 | TEARDOWN(); |
| 10126 | } |
| 10127 | |
| 10128 | |
| 10129 | TEST(printf_no_preserve) { |
| 10130 | INIT_V8(); |
| 10131 | SETUP(); |
| 10132 | START(); |
| 10133 | |
| 10134 | char const * test_plain_string = "Printf with no arguments.\n"; |
| 10135 | char const * test_substring = "'This is a substring.'"; |
| 10136 | |
| 10137 | __ PrintfNoPreserve(test_plain_string); |
| 10138 | __ Mov(x19, x0); |
| 10139 | |
| 10140 | // Test simple integer arguments. |
| 10141 | __ Mov(x0, 1234); |
| 10142 | __ Mov(x1, 0x1234); |
| 10143 | __ PrintfNoPreserve("x0: %" PRId64", x1: 0x%08" PRIx64 "\n", x0, x1); |
| 10144 | __ Mov(x20, x0); |
| 10145 | |
| 10146 | // Test simple floating-point arguments. |
| 10147 | __ Fmov(d0, 1.234); |
| 10148 | __ PrintfNoPreserve("d0: %f\n", d0); |
| 10149 | __ Mov(x21, x0); |
| 10150 | |
| 10151 | // Test pointer (string) arguments. |
| 10152 | __ Mov(x2, reinterpret_cast<uintptr_t>(test_substring)); |
| 10153 | __ PrintfNoPreserve("Test %%s: %s\n", x2); |
| 10154 | __ Mov(x22, x0); |
| 10155 | |
| 10156 | // Test the maximum number of arguments, and sign extension. |
| 10157 | __ Mov(w3, 0xffffffff); |
| 10158 | __ Mov(w4, 0xffffffff); |
| 10159 | __ Mov(x5, 0xffffffffffffffff); |
| 10160 | __ Mov(x6, 0xffffffffffffffff); |
| 10161 | __ PrintfNoPreserve("w3(uint32): %" PRIu32 "\nw4(int32): %" PRId32 "\n" |
| 10162 | "x5(uint64): %" PRIu64 "\nx6(int64): %" PRId64 "\n", |
| 10163 | w3, w4, x5, x6); |
| 10164 | __ Mov(x23, x0); |
| 10165 | |
| 10166 | __ Fmov(s1, 1.234); |
| 10167 | __ Fmov(s2, 2.345); |
| 10168 | __ Fmov(d3, 3.456); |
| 10169 | __ Fmov(d4, 4.567); |
| 10170 | __ PrintfNoPreserve("%%f: %f\n%%g: %g\n%%e: %e\n%%E: %E\n", s1, s2, d3, d4); |
| 10171 | __ Mov(x24, x0); |
| 10172 | |
| 10173 | // Test printing callee-saved registers. |
| 10174 | __ Mov(x28, 0x123456789abcdef); |
| 10175 | __ PrintfNoPreserve("0x%" PRIx32 ", 0x%" PRIx64 "\n", w28, x28); |
| 10176 | __ Mov(x25, x0); |
| 10177 | |
| 10178 | __ Fmov(d10, 42.0); |
| 10179 | __ PrintfNoPreserve("%g\n", d10); |
| 10180 | __ Mov(x26, x0); |
| 10181 | |
| 10182 | // Test with a different stack pointer. |
| 10183 | const Register old_stack_pointer = __ StackPointer(); |
| 10184 | __ Mov(x29, old_stack_pointer); |
| 10185 | __ SetStackPointer(x29); |
| 10186 | // Print the stack pointer (not csp). |
| 10187 | __ PrintfNoPreserve( |
| 10188 | "StackPointer(not csp): 0x%016" PRIx64 ", 0x%08" PRIx32 "\n", |
| 10189 | __ StackPointer(), __ StackPointer().W()); |
| 10190 | __ Mov(x27, x0); |
| 10191 | __ Mov(old_stack_pointer, __ StackPointer()); |
| 10192 | __ SetStackPointer(old_stack_pointer); |
| 10193 | |
| 10194 | // Test with three arguments. |
| 10195 | __ Mov(x3, 3); |
| 10196 | __ Mov(x4, 40); |
| 10197 | __ Mov(x5, 500); |
| 10198 | __ PrintfNoPreserve("3=%u, 4=%u, 5=%u\n", x3, x4, x5); |
| 10199 | __ Mov(x28, x0); |
| 10200 | |
| 10201 | // Mixed argument types. |
| 10202 | __ Mov(w3, 0xffffffff); |
| 10203 | __ Fmov(s1, 1.234); |
| 10204 | __ Mov(x5, 0xffffffffffffffff); |
| 10205 | __ Fmov(d3, 3.456); |
| 10206 | __ PrintfNoPreserve("w3: %" PRIu32 ", s1: %f, x5: %" PRIu64 ", d3: %f\n", |
| 10207 | w3, s1, x5, d3); |
| 10208 | __ Mov(x29, x0); |
| 10209 | |
| 10210 | END(); |
| 10211 | RUN(); |
| 10212 | |
| 10213 | // We cannot easily test the exact output of the Printf sequences, but we can |
| 10214 | // use the return code to check that the string length was correct. |
| 10215 | |
| 10216 | // Printf with no arguments. |
| 10217 | CHECK_EQUAL_64(strlen(test_plain_string), x19); |
| 10218 | // x0: 1234, x1: 0x00001234 |
| 10219 | CHECK_EQUAL_64(25, x20); |
| 10220 | // d0: 1.234000 |
| 10221 | CHECK_EQUAL_64(13, x21); |
| 10222 | // Test %s: 'This is a substring.' |
| 10223 | CHECK_EQUAL_64(32, x22); |
| 10224 | // w3(uint32): 4294967295 |
| 10225 | // w4(int32): -1 |
| 10226 | // x5(uint64): 18446744073709551615 |
| 10227 | // x6(int64): -1 |
| 10228 | CHECK_EQUAL_64(23 + 14 + 33 + 14, x23); |
| 10229 | // %f: 1.234000 |
| 10230 | // %g: 2.345 |
| 10231 | // %e: 3.456000e+00 |
| 10232 | // %E: 4.567000E+00 |
| 10233 | CHECK_EQUAL_64(13 + 10 + 17 + 17, x24); |
| 10234 | // 0x89abcdef, 0x123456789abcdef |
| 10235 | CHECK_EQUAL_64(30, x25); |
| 10236 | // 42 |
| 10237 | CHECK_EQUAL_64(3, x26); |
| 10238 | // StackPointer(not csp): 0x00007fb037ae2370, 0x37ae2370 |
| 10239 | // Note: This is an example value, but the field width is fixed here so the |
| 10240 | // string length is still predictable. |
| 10241 | CHECK_EQUAL_64(54, x27); |
| 10242 | // 3=3, 4=40, 5=500 |
| 10243 | CHECK_EQUAL_64(17, x28); |
| 10244 | // w3: 4294967295, s1: 1.234000, x5: 18446744073709551615, d3: 3.456000 |
| 10245 | CHECK_EQUAL_64(69, x29); |
| 10246 | |
| 10247 | TEARDOWN(); |
| 10248 | } |
| 10249 | |
| 10250 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10251 | TEST(blr_lr) { |
| 10252 | // A simple test to check that the simulator correcty handle "blr lr". |
| 10253 | INIT_V8(); |
| 10254 | SETUP(); |
| 10255 | |
| 10256 | START(); |
| 10257 | Label target; |
| 10258 | Label end; |
| 10259 | |
| 10260 | __ Mov(x0, 0x0); |
| 10261 | __ Adr(lr, &target); |
| 10262 | |
| 10263 | __ Blr(lr); |
| 10264 | __ Mov(x0, 0xdeadbeef); |
| 10265 | __ B(&end); |
| 10266 | |
| 10267 | __ Bind(&target); |
| 10268 | __ Mov(x0, 0xc001c0de); |
| 10269 | |
| 10270 | __ Bind(&end); |
| 10271 | END(); |
| 10272 | |
| 10273 | RUN(); |
| 10274 | |
| 10275 | CHECK_EQUAL_64(0xc001c0de, x0); |
| 10276 | |
| 10277 | TEARDOWN(); |
| 10278 | } |
| 10279 | |
| 10280 | |
| 10281 | TEST(barriers) { |
| 10282 | // Generate all supported barriers, this is just a smoke test |
| 10283 | INIT_V8(); |
| 10284 | SETUP(); |
| 10285 | |
| 10286 | START(); |
| 10287 | |
| 10288 | // DMB |
| 10289 | __ Dmb(FullSystem, BarrierAll); |
| 10290 | __ Dmb(FullSystem, BarrierReads); |
| 10291 | __ Dmb(FullSystem, BarrierWrites); |
| 10292 | __ Dmb(FullSystem, BarrierOther); |
| 10293 | |
| 10294 | __ Dmb(InnerShareable, BarrierAll); |
| 10295 | __ Dmb(InnerShareable, BarrierReads); |
| 10296 | __ Dmb(InnerShareable, BarrierWrites); |
| 10297 | __ Dmb(InnerShareable, BarrierOther); |
| 10298 | |
| 10299 | __ Dmb(NonShareable, BarrierAll); |
| 10300 | __ Dmb(NonShareable, BarrierReads); |
| 10301 | __ Dmb(NonShareable, BarrierWrites); |
| 10302 | __ Dmb(NonShareable, BarrierOther); |
| 10303 | |
| 10304 | __ Dmb(OuterShareable, BarrierAll); |
| 10305 | __ Dmb(OuterShareable, BarrierReads); |
| 10306 | __ Dmb(OuterShareable, BarrierWrites); |
| 10307 | __ Dmb(OuterShareable, BarrierOther); |
| 10308 | |
| 10309 | // DSB |
| 10310 | __ Dsb(FullSystem, BarrierAll); |
| 10311 | __ Dsb(FullSystem, BarrierReads); |
| 10312 | __ Dsb(FullSystem, BarrierWrites); |
| 10313 | __ Dsb(FullSystem, BarrierOther); |
| 10314 | |
| 10315 | __ Dsb(InnerShareable, BarrierAll); |
| 10316 | __ Dsb(InnerShareable, BarrierReads); |
| 10317 | __ Dsb(InnerShareable, BarrierWrites); |
| 10318 | __ Dsb(InnerShareable, BarrierOther); |
| 10319 | |
| 10320 | __ Dsb(NonShareable, BarrierAll); |
| 10321 | __ Dsb(NonShareable, BarrierReads); |
| 10322 | __ Dsb(NonShareable, BarrierWrites); |
| 10323 | __ Dsb(NonShareable, BarrierOther); |
| 10324 | |
| 10325 | __ Dsb(OuterShareable, BarrierAll); |
| 10326 | __ Dsb(OuterShareable, BarrierReads); |
| 10327 | __ Dsb(OuterShareable, BarrierWrites); |
| 10328 | __ Dsb(OuterShareable, BarrierOther); |
| 10329 | |
| 10330 | // ISB |
| 10331 | __ Isb(); |
| 10332 | |
| 10333 | END(); |
| 10334 | |
| 10335 | RUN(); |
| 10336 | |
| 10337 | TEARDOWN(); |
| 10338 | } |
| 10339 | |
| 10340 | |
| 10341 | TEST(process_nan_double) { |
| 10342 | INIT_V8(); |
| 10343 | // Make sure that NaN propagation works correctly. |
| 10344 | double sn = rawbits_to_double(0x7ff5555511111111); |
| 10345 | double qn = rawbits_to_double(0x7ffaaaaa11111111); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10346 | CHECK(IsSignallingNaN(sn)); |
| 10347 | CHECK(IsQuietNaN(qn)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10348 | |
| 10349 | // The input NaNs after passing through ProcessNaN. |
| 10350 | double sn_proc = rawbits_to_double(0x7ffd555511111111); |
| 10351 | double qn_proc = qn; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10352 | CHECK(IsQuietNaN(sn_proc)); |
| 10353 | CHECK(IsQuietNaN(qn_proc)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10354 | |
| 10355 | SETUP(); |
| 10356 | START(); |
| 10357 | |
| 10358 | // Execute a number of instructions which all use ProcessNaN, and check that |
| 10359 | // they all handle the NaN correctly. |
| 10360 | __ Fmov(d0, sn); |
| 10361 | __ Fmov(d10, qn); |
| 10362 | |
| 10363 | // Operations that always propagate NaNs unchanged, even signalling NaNs. |
| 10364 | // - Signalling NaN |
| 10365 | __ Fmov(d1, d0); |
| 10366 | __ Fabs(d2, d0); |
| 10367 | __ Fneg(d3, d0); |
| 10368 | // - Quiet NaN |
| 10369 | __ Fmov(d11, d10); |
| 10370 | __ Fabs(d12, d10); |
| 10371 | __ Fneg(d13, d10); |
| 10372 | |
| 10373 | // Operations that use ProcessNaN. |
| 10374 | // - Signalling NaN |
| 10375 | __ Fsqrt(d4, d0); |
| 10376 | __ Frinta(d5, d0); |
| 10377 | __ Frintn(d6, d0); |
| 10378 | __ Frintz(d7, d0); |
| 10379 | // - Quiet NaN |
| 10380 | __ Fsqrt(d14, d10); |
| 10381 | __ Frinta(d15, d10); |
| 10382 | __ Frintn(d16, d10); |
| 10383 | __ Frintz(d17, d10); |
| 10384 | |
| 10385 | // The behaviour of fcvt is checked in TEST(fcvt_sd). |
| 10386 | |
| 10387 | END(); |
| 10388 | RUN(); |
| 10389 | |
| 10390 | uint64_t qn_raw = double_to_rawbits(qn); |
| 10391 | uint64_t sn_raw = double_to_rawbits(sn); |
| 10392 | |
| 10393 | // - Signalling NaN |
| 10394 | CHECK_EQUAL_FP64(sn, d1); |
| 10395 | CHECK_EQUAL_FP64(rawbits_to_double(sn_raw & ~kDSignMask), d2); |
| 10396 | CHECK_EQUAL_FP64(rawbits_to_double(sn_raw ^ kDSignMask), d3); |
| 10397 | // - Quiet NaN |
| 10398 | CHECK_EQUAL_FP64(qn, d11); |
| 10399 | CHECK_EQUAL_FP64(rawbits_to_double(qn_raw & ~kDSignMask), d12); |
| 10400 | CHECK_EQUAL_FP64(rawbits_to_double(qn_raw ^ kDSignMask), d13); |
| 10401 | |
| 10402 | // - Signalling NaN |
| 10403 | CHECK_EQUAL_FP64(sn_proc, d4); |
| 10404 | CHECK_EQUAL_FP64(sn_proc, d5); |
| 10405 | CHECK_EQUAL_FP64(sn_proc, d6); |
| 10406 | CHECK_EQUAL_FP64(sn_proc, d7); |
| 10407 | // - Quiet NaN |
| 10408 | CHECK_EQUAL_FP64(qn_proc, d14); |
| 10409 | CHECK_EQUAL_FP64(qn_proc, d15); |
| 10410 | CHECK_EQUAL_FP64(qn_proc, d16); |
| 10411 | CHECK_EQUAL_FP64(qn_proc, d17); |
| 10412 | |
| 10413 | TEARDOWN(); |
| 10414 | } |
| 10415 | |
| 10416 | |
| 10417 | TEST(process_nan_float) { |
| 10418 | INIT_V8(); |
| 10419 | // Make sure that NaN propagation works correctly. |
| 10420 | float sn = rawbits_to_float(0x7f951111); |
| 10421 | float qn = rawbits_to_float(0x7fea1111); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10422 | CHECK(IsSignallingNaN(sn)); |
| 10423 | CHECK(IsQuietNaN(qn)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10424 | |
| 10425 | // The input NaNs after passing through ProcessNaN. |
| 10426 | float sn_proc = rawbits_to_float(0x7fd51111); |
| 10427 | float qn_proc = qn; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10428 | CHECK(IsQuietNaN(sn_proc)); |
| 10429 | CHECK(IsQuietNaN(qn_proc)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10430 | |
| 10431 | SETUP(); |
| 10432 | START(); |
| 10433 | |
| 10434 | // Execute a number of instructions which all use ProcessNaN, and check that |
| 10435 | // they all handle the NaN correctly. |
| 10436 | __ Fmov(s0, sn); |
| 10437 | __ Fmov(s10, qn); |
| 10438 | |
| 10439 | // Operations that always propagate NaNs unchanged, even signalling NaNs. |
| 10440 | // - Signalling NaN |
| 10441 | __ Fmov(s1, s0); |
| 10442 | __ Fabs(s2, s0); |
| 10443 | __ Fneg(s3, s0); |
| 10444 | // - Quiet NaN |
| 10445 | __ Fmov(s11, s10); |
| 10446 | __ Fabs(s12, s10); |
| 10447 | __ Fneg(s13, s10); |
| 10448 | |
| 10449 | // Operations that use ProcessNaN. |
| 10450 | // - Signalling NaN |
| 10451 | __ Fsqrt(s4, s0); |
| 10452 | __ Frinta(s5, s0); |
| 10453 | __ Frintn(s6, s0); |
| 10454 | __ Frintz(s7, s0); |
| 10455 | // - Quiet NaN |
| 10456 | __ Fsqrt(s14, s10); |
| 10457 | __ Frinta(s15, s10); |
| 10458 | __ Frintn(s16, s10); |
| 10459 | __ Frintz(s17, s10); |
| 10460 | |
| 10461 | // The behaviour of fcvt is checked in TEST(fcvt_sd). |
| 10462 | |
| 10463 | END(); |
| 10464 | RUN(); |
| 10465 | |
| 10466 | uint32_t qn_raw = float_to_rawbits(qn); |
| 10467 | uint32_t sn_raw = float_to_rawbits(sn); |
| 10468 | |
| 10469 | // - Signalling NaN |
| 10470 | CHECK_EQUAL_FP32(sn, s1); |
| 10471 | CHECK_EQUAL_FP32(rawbits_to_float(sn_raw & ~kSSignMask), s2); |
| 10472 | CHECK_EQUAL_FP32(rawbits_to_float(sn_raw ^ kSSignMask), s3); |
| 10473 | // - Quiet NaN |
| 10474 | CHECK_EQUAL_FP32(qn, s11); |
| 10475 | CHECK_EQUAL_FP32(rawbits_to_float(qn_raw & ~kSSignMask), s12); |
| 10476 | CHECK_EQUAL_FP32(rawbits_to_float(qn_raw ^ kSSignMask), s13); |
| 10477 | |
| 10478 | // - Signalling NaN |
| 10479 | CHECK_EQUAL_FP32(sn_proc, s4); |
| 10480 | CHECK_EQUAL_FP32(sn_proc, s5); |
| 10481 | CHECK_EQUAL_FP32(sn_proc, s6); |
| 10482 | CHECK_EQUAL_FP32(sn_proc, s7); |
| 10483 | // - Quiet NaN |
| 10484 | CHECK_EQUAL_FP32(qn_proc, s14); |
| 10485 | CHECK_EQUAL_FP32(qn_proc, s15); |
| 10486 | CHECK_EQUAL_FP32(qn_proc, s16); |
| 10487 | CHECK_EQUAL_FP32(qn_proc, s17); |
| 10488 | |
| 10489 | TEARDOWN(); |
| 10490 | } |
| 10491 | |
| 10492 | |
| 10493 | static void ProcessNaNsHelper(double n, double m, double expected) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10494 | CHECK(std::isnan(n) || std::isnan(m)); |
| 10495 | CHECK(std::isnan(expected)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10496 | |
| 10497 | SETUP(); |
| 10498 | START(); |
| 10499 | |
| 10500 | // Execute a number of instructions which all use ProcessNaNs, and check that |
| 10501 | // they all propagate NaNs correctly. |
| 10502 | __ Fmov(d0, n); |
| 10503 | __ Fmov(d1, m); |
| 10504 | |
| 10505 | __ Fadd(d2, d0, d1); |
| 10506 | __ Fsub(d3, d0, d1); |
| 10507 | __ Fmul(d4, d0, d1); |
| 10508 | __ Fdiv(d5, d0, d1); |
| 10509 | __ Fmax(d6, d0, d1); |
| 10510 | __ Fmin(d7, d0, d1); |
| 10511 | |
| 10512 | END(); |
| 10513 | RUN(); |
| 10514 | |
| 10515 | CHECK_EQUAL_FP64(expected, d2); |
| 10516 | CHECK_EQUAL_FP64(expected, d3); |
| 10517 | CHECK_EQUAL_FP64(expected, d4); |
| 10518 | CHECK_EQUAL_FP64(expected, d5); |
| 10519 | CHECK_EQUAL_FP64(expected, d6); |
| 10520 | CHECK_EQUAL_FP64(expected, d7); |
| 10521 | |
| 10522 | TEARDOWN(); |
| 10523 | } |
| 10524 | |
| 10525 | |
| 10526 | TEST(process_nans_double) { |
| 10527 | INIT_V8(); |
| 10528 | // Make sure that NaN propagation works correctly. |
| 10529 | double sn = rawbits_to_double(0x7ff5555511111111); |
| 10530 | double sm = rawbits_to_double(0x7ff5555522222222); |
| 10531 | double qn = rawbits_to_double(0x7ffaaaaa11111111); |
| 10532 | double qm = rawbits_to_double(0x7ffaaaaa22222222); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10533 | CHECK(IsSignallingNaN(sn)); |
| 10534 | CHECK(IsSignallingNaN(sm)); |
| 10535 | CHECK(IsQuietNaN(qn)); |
| 10536 | CHECK(IsQuietNaN(qm)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10537 | |
| 10538 | // The input NaNs after passing through ProcessNaN. |
| 10539 | double sn_proc = rawbits_to_double(0x7ffd555511111111); |
| 10540 | double sm_proc = rawbits_to_double(0x7ffd555522222222); |
| 10541 | double qn_proc = qn; |
| 10542 | double qm_proc = qm; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10543 | CHECK(IsQuietNaN(sn_proc)); |
| 10544 | CHECK(IsQuietNaN(sm_proc)); |
| 10545 | CHECK(IsQuietNaN(qn_proc)); |
| 10546 | CHECK(IsQuietNaN(qm_proc)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10547 | |
| 10548 | // Quiet NaNs are propagated. |
| 10549 | ProcessNaNsHelper(qn, 0, qn_proc); |
| 10550 | ProcessNaNsHelper(0, qm, qm_proc); |
| 10551 | ProcessNaNsHelper(qn, qm, qn_proc); |
| 10552 | |
| 10553 | // Signalling NaNs are propagated, and made quiet. |
| 10554 | ProcessNaNsHelper(sn, 0, sn_proc); |
| 10555 | ProcessNaNsHelper(0, sm, sm_proc); |
| 10556 | ProcessNaNsHelper(sn, sm, sn_proc); |
| 10557 | |
| 10558 | // Signalling NaNs take precedence over quiet NaNs. |
| 10559 | ProcessNaNsHelper(sn, qm, sn_proc); |
| 10560 | ProcessNaNsHelper(qn, sm, sm_proc); |
| 10561 | ProcessNaNsHelper(sn, sm, sn_proc); |
| 10562 | } |
| 10563 | |
| 10564 | |
| 10565 | static void ProcessNaNsHelper(float n, float m, float expected) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10566 | CHECK(std::isnan(n) || std::isnan(m)); |
| 10567 | CHECK(std::isnan(expected)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10568 | |
| 10569 | SETUP(); |
| 10570 | START(); |
| 10571 | |
| 10572 | // Execute a number of instructions which all use ProcessNaNs, and check that |
| 10573 | // they all propagate NaNs correctly. |
| 10574 | __ Fmov(s0, n); |
| 10575 | __ Fmov(s1, m); |
| 10576 | |
| 10577 | __ Fadd(s2, s0, s1); |
| 10578 | __ Fsub(s3, s0, s1); |
| 10579 | __ Fmul(s4, s0, s1); |
| 10580 | __ Fdiv(s5, s0, s1); |
| 10581 | __ Fmax(s6, s0, s1); |
| 10582 | __ Fmin(s7, s0, s1); |
| 10583 | |
| 10584 | END(); |
| 10585 | RUN(); |
| 10586 | |
| 10587 | CHECK_EQUAL_FP32(expected, s2); |
| 10588 | CHECK_EQUAL_FP32(expected, s3); |
| 10589 | CHECK_EQUAL_FP32(expected, s4); |
| 10590 | CHECK_EQUAL_FP32(expected, s5); |
| 10591 | CHECK_EQUAL_FP32(expected, s6); |
| 10592 | CHECK_EQUAL_FP32(expected, s7); |
| 10593 | |
| 10594 | TEARDOWN(); |
| 10595 | } |
| 10596 | |
| 10597 | |
| 10598 | TEST(process_nans_float) { |
| 10599 | INIT_V8(); |
| 10600 | // Make sure that NaN propagation works correctly. |
| 10601 | float sn = rawbits_to_float(0x7f951111); |
| 10602 | float sm = rawbits_to_float(0x7f952222); |
| 10603 | float qn = rawbits_to_float(0x7fea1111); |
| 10604 | float qm = rawbits_to_float(0x7fea2222); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10605 | CHECK(IsSignallingNaN(sn)); |
| 10606 | CHECK(IsSignallingNaN(sm)); |
| 10607 | CHECK(IsQuietNaN(qn)); |
| 10608 | CHECK(IsQuietNaN(qm)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10609 | |
| 10610 | // The input NaNs after passing through ProcessNaN. |
| 10611 | float sn_proc = rawbits_to_float(0x7fd51111); |
| 10612 | float sm_proc = rawbits_to_float(0x7fd52222); |
| 10613 | float qn_proc = qn; |
| 10614 | float qm_proc = qm; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10615 | CHECK(IsQuietNaN(sn_proc)); |
| 10616 | CHECK(IsQuietNaN(sm_proc)); |
| 10617 | CHECK(IsQuietNaN(qn_proc)); |
| 10618 | CHECK(IsQuietNaN(qm_proc)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10619 | |
| 10620 | // Quiet NaNs are propagated. |
| 10621 | ProcessNaNsHelper(qn, 0, qn_proc); |
| 10622 | ProcessNaNsHelper(0, qm, qm_proc); |
| 10623 | ProcessNaNsHelper(qn, qm, qn_proc); |
| 10624 | |
| 10625 | // Signalling NaNs are propagated, and made quiet. |
| 10626 | ProcessNaNsHelper(sn, 0, sn_proc); |
| 10627 | ProcessNaNsHelper(0, sm, sm_proc); |
| 10628 | ProcessNaNsHelper(sn, sm, sn_proc); |
| 10629 | |
| 10630 | // Signalling NaNs take precedence over quiet NaNs. |
| 10631 | ProcessNaNsHelper(sn, qm, sn_proc); |
| 10632 | ProcessNaNsHelper(qn, sm, sm_proc); |
| 10633 | ProcessNaNsHelper(sn, sm, sn_proc); |
| 10634 | } |
| 10635 | |
| 10636 | |
| 10637 | static void DefaultNaNHelper(float n, float m, float a) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10638 | CHECK(std::isnan(n) || std::isnan(m) || std::isnan(a)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10639 | |
| 10640 | bool test_1op = std::isnan(n); |
| 10641 | bool test_2op = std::isnan(n) || std::isnan(m); |
| 10642 | |
| 10643 | SETUP(); |
| 10644 | START(); |
| 10645 | |
| 10646 | // Enable Default-NaN mode in the FPCR. |
| 10647 | __ Mrs(x0, FPCR); |
| 10648 | __ Orr(x1, x0, DN_mask); |
| 10649 | __ Msr(FPCR, x1); |
| 10650 | |
| 10651 | // Execute a number of instructions which all use ProcessNaNs, and check that |
| 10652 | // they all produce the default NaN. |
| 10653 | __ Fmov(s0, n); |
| 10654 | __ Fmov(s1, m); |
| 10655 | __ Fmov(s2, a); |
| 10656 | |
| 10657 | if (test_1op) { |
| 10658 | // Operations that always propagate NaNs unchanged, even signalling NaNs. |
| 10659 | __ Fmov(s10, s0); |
| 10660 | __ Fabs(s11, s0); |
| 10661 | __ Fneg(s12, s0); |
| 10662 | |
| 10663 | // Operations that use ProcessNaN. |
| 10664 | __ Fsqrt(s13, s0); |
| 10665 | __ Frinta(s14, s0); |
| 10666 | __ Frintn(s15, s0); |
| 10667 | __ Frintz(s16, s0); |
| 10668 | |
| 10669 | // Fcvt usually has special NaN handling, but it respects default-NaN mode. |
| 10670 | __ Fcvt(d17, s0); |
| 10671 | } |
| 10672 | |
| 10673 | if (test_2op) { |
| 10674 | __ Fadd(s18, s0, s1); |
| 10675 | __ Fsub(s19, s0, s1); |
| 10676 | __ Fmul(s20, s0, s1); |
| 10677 | __ Fdiv(s21, s0, s1); |
| 10678 | __ Fmax(s22, s0, s1); |
| 10679 | __ Fmin(s23, s0, s1); |
| 10680 | } |
| 10681 | |
| 10682 | __ Fmadd(s24, s0, s1, s2); |
| 10683 | __ Fmsub(s25, s0, s1, s2); |
| 10684 | __ Fnmadd(s26, s0, s1, s2); |
| 10685 | __ Fnmsub(s27, s0, s1, s2); |
| 10686 | |
| 10687 | // Restore FPCR. |
| 10688 | __ Msr(FPCR, x0); |
| 10689 | |
| 10690 | END(); |
| 10691 | RUN(); |
| 10692 | |
| 10693 | if (test_1op) { |
| 10694 | uint32_t n_raw = float_to_rawbits(n); |
| 10695 | CHECK_EQUAL_FP32(n, s10); |
| 10696 | CHECK_EQUAL_FP32(rawbits_to_float(n_raw & ~kSSignMask), s11); |
| 10697 | CHECK_EQUAL_FP32(rawbits_to_float(n_raw ^ kSSignMask), s12); |
| 10698 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s13); |
| 10699 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s14); |
| 10700 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s15); |
| 10701 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s16); |
| 10702 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d17); |
| 10703 | } |
| 10704 | |
| 10705 | if (test_2op) { |
| 10706 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s18); |
| 10707 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s19); |
| 10708 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s20); |
| 10709 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s21); |
| 10710 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s22); |
| 10711 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s23); |
| 10712 | } |
| 10713 | |
| 10714 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s24); |
| 10715 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s25); |
| 10716 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s26); |
| 10717 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s27); |
| 10718 | |
| 10719 | TEARDOWN(); |
| 10720 | } |
| 10721 | |
| 10722 | |
| 10723 | TEST(default_nan_float) { |
| 10724 | INIT_V8(); |
| 10725 | float sn = rawbits_to_float(0x7f951111); |
| 10726 | float sm = rawbits_to_float(0x7f952222); |
| 10727 | float sa = rawbits_to_float(0x7f95aaaa); |
| 10728 | float qn = rawbits_to_float(0x7fea1111); |
| 10729 | float qm = rawbits_to_float(0x7fea2222); |
| 10730 | float qa = rawbits_to_float(0x7feaaaaa); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10731 | CHECK(IsSignallingNaN(sn)); |
| 10732 | CHECK(IsSignallingNaN(sm)); |
| 10733 | CHECK(IsSignallingNaN(sa)); |
| 10734 | CHECK(IsQuietNaN(qn)); |
| 10735 | CHECK(IsQuietNaN(qm)); |
| 10736 | CHECK(IsQuietNaN(qa)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10737 | |
| 10738 | // - Signalling NaNs |
| 10739 | DefaultNaNHelper(sn, 0.0f, 0.0f); |
| 10740 | DefaultNaNHelper(0.0f, sm, 0.0f); |
| 10741 | DefaultNaNHelper(0.0f, 0.0f, sa); |
| 10742 | DefaultNaNHelper(sn, sm, 0.0f); |
| 10743 | DefaultNaNHelper(0.0f, sm, sa); |
| 10744 | DefaultNaNHelper(sn, 0.0f, sa); |
| 10745 | DefaultNaNHelper(sn, sm, sa); |
| 10746 | // - Quiet NaNs |
| 10747 | DefaultNaNHelper(qn, 0.0f, 0.0f); |
| 10748 | DefaultNaNHelper(0.0f, qm, 0.0f); |
| 10749 | DefaultNaNHelper(0.0f, 0.0f, qa); |
| 10750 | DefaultNaNHelper(qn, qm, 0.0f); |
| 10751 | DefaultNaNHelper(0.0f, qm, qa); |
| 10752 | DefaultNaNHelper(qn, 0.0f, qa); |
| 10753 | DefaultNaNHelper(qn, qm, qa); |
| 10754 | // - Mixed NaNs |
| 10755 | DefaultNaNHelper(qn, sm, sa); |
| 10756 | DefaultNaNHelper(sn, qm, sa); |
| 10757 | DefaultNaNHelper(sn, sm, qa); |
| 10758 | DefaultNaNHelper(qn, qm, sa); |
| 10759 | DefaultNaNHelper(sn, qm, qa); |
| 10760 | DefaultNaNHelper(qn, sm, qa); |
| 10761 | DefaultNaNHelper(qn, qm, qa); |
| 10762 | } |
| 10763 | |
| 10764 | |
| 10765 | static void DefaultNaNHelper(double n, double m, double a) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10766 | CHECK(std::isnan(n) || std::isnan(m) || std::isnan(a)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10767 | |
| 10768 | bool test_1op = std::isnan(n); |
| 10769 | bool test_2op = std::isnan(n) || std::isnan(m); |
| 10770 | |
| 10771 | SETUP(); |
| 10772 | START(); |
| 10773 | |
| 10774 | // Enable Default-NaN mode in the FPCR. |
| 10775 | __ Mrs(x0, FPCR); |
| 10776 | __ Orr(x1, x0, DN_mask); |
| 10777 | __ Msr(FPCR, x1); |
| 10778 | |
| 10779 | // Execute a number of instructions which all use ProcessNaNs, and check that |
| 10780 | // they all produce the default NaN. |
| 10781 | __ Fmov(d0, n); |
| 10782 | __ Fmov(d1, m); |
| 10783 | __ Fmov(d2, a); |
| 10784 | |
| 10785 | if (test_1op) { |
| 10786 | // Operations that always propagate NaNs unchanged, even signalling NaNs. |
| 10787 | __ Fmov(d10, d0); |
| 10788 | __ Fabs(d11, d0); |
| 10789 | __ Fneg(d12, d0); |
| 10790 | |
| 10791 | // Operations that use ProcessNaN. |
| 10792 | __ Fsqrt(d13, d0); |
| 10793 | __ Frinta(d14, d0); |
| 10794 | __ Frintn(d15, d0); |
| 10795 | __ Frintz(d16, d0); |
| 10796 | |
| 10797 | // Fcvt usually has special NaN handling, but it respects default-NaN mode. |
| 10798 | __ Fcvt(s17, d0); |
| 10799 | } |
| 10800 | |
| 10801 | if (test_2op) { |
| 10802 | __ Fadd(d18, d0, d1); |
| 10803 | __ Fsub(d19, d0, d1); |
| 10804 | __ Fmul(d20, d0, d1); |
| 10805 | __ Fdiv(d21, d0, d1); |
| 10806 | __ Fmax(d22, d0, d1); |
| 10807 | __ Fmin(d23, d0, d1); |
| 10808 | } |
| 10809 | |
| 10810 | __ Fmadd(d24, d0, d1, d2); |
| 10811 | __ Fmsub(d25, d0, d1, d2); |
| 10812 | __ Fnmadd(d26, d0, d1, d2); |
| 10813 | __ Fnmsub(d27, d0, d1, d2); |
| 10814 | |
| 10815 | // Restore FPCR. |
| 10816 | __ Msr(FPCR, x0); |
| 10817 | |
| 10818 | END(); |
| 10819 | RUN(); |
| 10820 | |
| 10821 | if (test_1op) { |
| 10822 | uint64_t n_raw = double_to_rawbits(n); |
| 10823 | CHECK_EQUAL_FP64(n, d10); |
| 10824 | CHECK_EQUAL_FP64(rawbits_to_double(n_raw & ~kDSignMask), d11); |
| 10825 | CHECK_EQUAL_FP64(rawbits_to_double(n_raw ^ kDSignMask), d12); |
| 10826 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d13); |
| 10827 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d14); |
| 10828 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d15); |
| 10829 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d16); |
| 10830 | CHECK_EQUAL_FP32(kFP32DefaultNaN, s17); |
| 10831 | } |
| 10832 | |
| 10833 | if (test_2op) { |
| 10834 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d18); |
| 10835 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d19); |
| 10836 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d20); |
| 10837 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d21); |
| 10838 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d22); |
| 10839 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d23); |
| 10840 | } |
| 10841 | |
| 10842 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d24); |
| 10843 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d25); |
| 10844 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d26); |
| 10845 | CHECK_EQUAL_FP64(kFP64DefaultNaN, d27); |
| 10846 | |
| 10847 | TEARDOWN(); |
| 10848 | } |
| 10849 | |
| 10850 | |
| 10851 | TEST(default_nan_double) { |
| 10852 | INIT_V8(); |
| 10853 | double sn = rawbits_to_double(0x7ff5555511111111); |
| 10854 | double sm = rawbits_to_double(0x7ff5555522222222); |
| 10855 | double sa = rawbits_to_double(0x7ff55555aaaaaaaa); |
| 10856 | double qn = rawbits_to_double(0x7ffaaaaa11111111); |
| 10857 | double qm = rawbits_to_double(0x7ffaaaaa22222222); |
| 10858 | double qa = rawbits_to_double(0x7ffaaaaaaaaaaaaa); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10859 | CHECK(IsSignallingNaN(sn)); |
| 10860 | CHECK(IsSignallingNaN(sm)); |
| 10861 | CHECK(IsSignallingNaN(sa)); |
| 10862 | CHECK(IsQuietNaN(qn)); |
| 10863 | CHECK(IsQuietNaN(qm)); |
| 10864 | CHECK(IsQuietNaN(qa)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10865 | |
| 10866 | // - Signalling NaNs |
| 10867 | DefaultNaNHelper(sn, 0.0, 0.0); |
| 10868 | DefaultNaNHelper(0.0, sm, 0.0); |
| 10869 | DefaultNaNHelper(0.0, 0.0, sa); |
| 10870 | DefaultNaNHelper(sn, sm, 0.0); |
| 10871 | DefaultNaNHelper(0.0, sm, sa); |
| 10872 | DefaultNaNHelper(sn, 0.0, sa); |
| 10873 | DefaultNaNHelper(sn, sm, sa); |
| 10874 | // - Quiet NaNs |
| 10875 | DefaultNaNHelper(qn, 0.0, 0.0); |
| 10876 | DefaultNaNHelper(0.0, qm, 0.0); |
| 10877 | DefaultNaNHelper(0.0, 0.0, qa); |
| 10878 | DefaultNaNHelper(qn, qm, 0.0); |
| 10879 | DefaultNaNHelper(0.0, qm, qa); |
| 10880 | DefaultNaNHelper(qn, 0.0, qa); |
| 10881 | DefaultNaNHelper(qn, qm, qa); |
| 10882 | // - Mixed NaNs |
| 10883 | DefaultNaNHelper(qn, sm, sa); |
| 10884 | DefaultNaNHelper(sn, qm, sa); |
| 10885 | DefaultNaNHelper(sn, sm, qa); |
| 10886 | DefaultNaNHelper(qn, qm, sa); |
| 10887 | DefaultNaNHelper(sn, qm, qa); |
| 10888 | DefaultNaNHelper(qn, sm, qa); |
| 10889 | DefaultNaNHelper(qn, qm, qa); |
| 10890 | } |
| 10891 | |
| 10892 | |
| 10893 | TEST(call_no_relocation) { |
| 10894 | Address call_start; |
| 10895 | Address return_address; |
| 10896 | |
| 10897 | INIT_V8(); |
| 10898 | SETUP(); |
| 10899 | |
| 10900 | START(); |
| 10901 | |
| 10902 | Label function; |
| 10903 | Label test; |
| 10904 | |
| 10905 | __ B(&test); |
| 10906 | |
| 10907 | __ Bind(&function); |
| 10908 | __ Mov(x0, 0x1); |
| 10909 | __ Ret(); |
| 10910 | |
| 10911 | __ Bind(&test); |
| 10912 | __ Mov(x0, 0x0); |
| 10913 | __ Push(lr, xzr); |
| 10914 | { |
| 10915 | Assembler::BlockConstPoolScope scope(&masm); |
| 10916 | call_start = buf + __ pc_offset(); |
| 10917 | __ Call(buf + function.pos(), RelocInfo::NONE64); |
| 10918 | return_address = buf + __ pc_offset(); |
| 10919 | } |
| 10920 | __ Pop(xzr, lr); |
| 10921 | END(); |
| 10922 | |
| 10923 | RUN(); |
| 10924 | |
| 10925 | CHECK_EQUAL_64(1, x0); |
| 10926 | |
| 10927 | // The return_address_from_call_start function doesn't currently encounter any |
| 10928 | // non-relocatable sequences, so we check it here to make sure it works. |
| 10929 | // TODO(jbramley): Once Crankshaft is complete, decide if we need to support |
| 10930 | // non-relocatable calls at all. |
| 10931 | CHECK(return_address == |
| 10932 | Assembler::return_address_from_call_start(call_start)); |
| 10933 | |
| 10934 | TEARDOWN(); |
| 10935 | } |
| 10936 | |
| 10937 | |
| 10938 | static void AbsHelperX(int64_t value) { |
| 10939 | int64_t expected; |
| 10940 | |
| 10941 | SETUP(); |
| 10942 | START(); |
| 10943 | |
| 10944 | Label fail; |
| 10945 | Label done; |
| 10946 | |
| 10947 | __ Mov(x0, 0); |
| 10948 | __ Mov(x1, value); |
| 10949 | |
| 10950 | if (value != kXMinInt) { |
| 10951 | expected = labs(value); |
| 10952 | |
| 10953 | Label next; |
| 10954 | // The result is representable. |
| 10955 | __ Abs(x10, x1); |
| 10956 | __ Abs(x11, x1, &fail); |
| 10957 | __ Abs(x12, x1, &fail, &next); |
| 10958 | __ Bind(&next); |
| 10959 | __ Abs(x13, x1, NULL, &done); |
| 10960 | } else { |
| 10961 | // labs is undefined for kXMinInt but our implementation in the |
| 10962 | // MacroAssembler will return kXMinInt in such a case. |
| 10963 | expected = kXMinInt; |
| 10964 | |
| 10965 | Label next; |
| 10966 | // The result is not representable. |
| 10967 | __ Abs(x10, x1); |
| 10968 | __ Abs(x11, x1, NULL, &fail); |
| 10969 | __ Abs(x12, x1, &next, &fail); |
| 10970 | __ Bind(&next); |
| 10971 | __ Abs(x13, x1, &done); |
| 10972 | } |
| 10973 | |
| 10974 | __ Bind(&fail); |
| 10975 | __ Mov(x0, -1); |
| 10976 | |
| 10977 | __ Bind(&done); |
| 10978 | |
| 10979 | END(); |
| 10980 | RUN(); |
| 10981 | |
| 10982 | CHECK_EQUAL_64(0, x0); |
| 10983 | CHECK_EQUAL_64(value, x1); |
| 10984 | CHECK_EQUAL_64(expected, x10); |
| 10985 | CHECK_EQUAL_64(expected, x11); |
| 10986 | CHECK_EQUAL_64(expected, x12); |
| 10987 | CHECK_EQUAL_64(expected, x13); |
| 10988 | |
| 10989 | TEARDOWN(); |
| 10990 | } |
| 10991 | |
| 10992 | |
| 10993 | static void AbsHelperW(int32_t value) { |
| 10994 | int32_t expected; |
| 10995 | |
| 10996 | SETUP(); |
| 10997 | START(); |
| 10998 | |
| 10999 | Label fail; |
| 11000 | Label done; |
| 11001 | |
| 11002 | __ Mov(w0, 0); |
| 11003 | // TODO(jbramley): The cast is needed to avoid a sign-extension bug in VIXL. |
| 11004 | // Once it is fixed, we should remove the cast. |
| 11005 | __ Mov(w1, static_cast<uint32_t>(value)); |
| 11006 | |
| 11007 | if (value != kWMinInt) { |
| 11008 | expected = abs(value); |
| 11009 | |
| 11010 | Label next; |
| 11011 | // The result is representable. |
| 11012 | __ Abs(w10, w1); |
| 11013 | __ Abs(w11, w1, &fail); |
| 11014 | __ Abs(w12, w1, &fail, &next); |
| 11015 | __ Bind(&next); |
| 11016 | __ Abs(w13, w1, NULL, &done); |
| 11017 | } else { |
| 11018 | // abs is undefined for kWMinInt but our implementation in the |
| 11019 | // MacroAssembler will return kWMinInt in such a case. |
| 11020 | expected = kWMinInt; |
| 11021 | |
| 11022 | Label next; |
| 11023 | // The result is not representable. |
| 11024 | __ Abs(w10, w1); |
| 11025 | __ Abs(w11, w1, NULL, &fail); |
| 11026 | __ Abs(w12, w1, &next, &fail); |
| 11027 | __ Bind(&next); |
| 11028 | __ Abs(w13, w1, &done); |
| 11029 | } |
| 11030 | |
| 11031 | __ Bind(&fail); |
| 11032 | __ Mov(w0, -1); |
| 11033 | |
| 11034 | __ Bind(&done); |
| 11035 | |
| 11036 | END(); |
| 11037 | RUN(); |
| 11038 | |
| 11039 | CHECK_EQUAL_32(0, w0); |
| 11040 | CHECK_EQUAL_32(value, w1); |
| 11041 | CHECK_EQUAL_32(expected, w10); |
| 11042 | CHECK_EQUAL_32(expected, w11); |
| 11043 | CHECK_EQUAL_32(expected, w12); |
| 11044 | CHECK_EQUAL_32(expected, w13); |
| 11045 | |
| 11046 | TEARDOWN(); |
| 11047 | } |
| 11048 | |
| 11049 | |
| 11050 | TEST(abs) { |
| 11051 | INIT_V8(); |
| 11052 | AbsHelperX(0); |
| 11053 | AbsHelperX(42); |
| 11054 | AbsHelperX(-42); |
| 11055 | AbsHelperX(kXMinInt); |
| 11056 | AbsHelperX(kXMaxInt); |
| 11057 | |
| 11058 | AbsHelperW(0); |
| 11059 | AbsHelperW(42); |
| 11060 | AbsHelperW(-42); |
| 11061 | AbsHelperW(kWMinInt); |
| 11062 | AbsHelperW(kWMaxInt); |
| 11063 | } |
| 11064 | |
| 11065 | |
| 11066 | TEST(pool_size) { |
| 11067 | INIT_V8(); |
| 11068 | SETUP(); |
| 11069 | |
| 11070 | // This test does not execute any code. It only tests that the size of the |
| 11071 | // pools is read correctly from the RelocInfo. |
| 11072 | |
| 11073 | Label exit; |
| 11074 | __ b(&exit); |
| 11075 | |
| 11076 | const unsigned constant_pool_size = 312; |
| 11077 | const unsigned veneer_pool_size = 184; |
| 11078 | |
| 11079 | __ RecordConstPool(constant_pool_size); |
| 11080 | for (unsigned i = 0; i < constant_pool_size / 4; ++i) { |
| 11081 | __ dc32(0); |
| 11082 | } |
| 11083 | |
| 11084 | __ RecordVeneerPool(masm.pc_offset(), veneer_pool_size); |
| 11085 | for (unsigned i = 0; i < veneer_pool_size / kInstructionSize; ++i) { |
| 11086 | __ nop(); |
| 11087 | } |
| 11088 | |
| 11089 | __ bind(&exit); |
| 11090 | |
| 11091 | HandleScope handle_scope(isolate); |
| 11092 | CodeDesc desc; |
| 11093 | masm.GetCode(&desc); |
| 11094 | Handle<Code> code = isolate->factory()->NewCode(desc, 0, masm.CodeObject()); |
| 11095 | |
| 11096 | unsigned pool_count = 0; |
| 11097 | int pool_mask = RelocInfo::ModeMask(RelocInfo::CONST_POOL) | |
| 11098 | RelocInfo::ModeMask(RelocInfo::VENEER_POOL); |
| 11099 | for (RelocIterator it(*code, pool_mask); !it.done(); it.next()) { |
| 11100 | RelocInfo* info = it.rinfo(); |
| 11101 | if (RelocInfo::IsConstPool(info->rmode())) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 11102 | CHECK(info->data() == constant_pool_size); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 11103 | ++pool_count; |
| 11104 | } |
| 11105 | if (RelocInfo::IsVeneerPool(info->rmode())) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 11106 | CHECK(info->data() == veneer_pool_size); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 11107 | ++pool_count; |
| 11108 | } |
| 11109 | } |
| 11110 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 11111 | CHECK(pool_count == 2); |
| 11112 | |
| 11113 | TEARDOWN(); |
| 11114 | } |
| 11115 | |
| 11116 | |
| 11117 | TEST(jump_tables_forward) { |
| 11118 | // Test jump tables with forward jumps. |
| 11119 | const int kNumCases = 512; |
| 11120 | |
| 11121 | INIT_V8(); |
| 11122 | SETUP_SIZE(kNumCases * 5 * kInstructionSize + 8192); |
| 11123 | START(); |
| 11124 | |
| 11125 | int32_t values[kNumCases]; |
| 11126 | isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| 11127 | int32_t results[kNumCases]; |
| 11128 | memset(results, 0, sizeof(results)); |
| 11129 | uintptr_t results_ptr = reinterpret_cast<uintptr_t>(results); |
| 11130 | |
| 11131 | Label loop; |
| 11132 | Label labels[kNumCases]; |
| 11133 | Label done; |
| 11134 | |
| 11135 | const Register& index = x0; |
| 11136 | STATIC_ASSERT(sizeof(results[0]) == 4); |
| 11137 | const Register& value = w1; |
| 11138 | const Register& target = x2; |
| 11139 | |
| 11140 | __ Mov(index, 0); |
| 11141 | __ Mov(target, results_ptr); |
| 11142 | __ Bind(&loop); |
| 11143 | |
| 11144 | { |
| 11145 | Assembler::BlockPoolsScope block_pools(&masm); |
| 11146 | Label base; |
| 11147 | |
| 11148 | __ Adr(x10, &base); |
| 11149 | __ Ldr(x11, MemOperand(x10, index, LSL, kPointerSizeLog2)); |
| 11150 | __ Br(x11); |
| 11151 | __ Bind(&base); |
| 11152 | for (int i = 0; i < kNumCases; ++i) { |
| 11153 | __ dcptr(&labels[i]); |
| 11154 | } |
| 11155 | } |
| 11156 | |
| 11157 | for (int i = 0; i < kNumCases; ++i) { |
| 11158 | __ Bind(&labels[i]); |
| 11159 | __ Mov(value, values[i]); |
| 11160 | __ B(&done); |
| 11161 | } |
| 11162 | |
| 11163 | __ Bind(&done); |
| 11164 | __ Str(value, MemOperand(target, 4, PostIndex)); |
| 11165 | __ Add(index, index, 1); |
| 11166 | __ Cmp(index, kNumCases); |
| 11167 | __ B(ne, &loop); |
| 11168 | |
| 11169 | END(); |
| 11170 | |
| 11171 | RUN(); |
| 11172 | |
| 11173 | for (int i = 0; i < kNumCases; ++i) { |
| 11174 | CHECK_EQ(values[i], results[i]); |
| 11175 | } |
| 11176 | |
| 11177 | TEARDOWN(); |
| 11178 | } |
| 11179 | |
| 11180 | |
| 11181 | TEST(jump_tables_backward) { |
| 11182 | // Test jump tables with backward jumps. |
| 11183 | const int kNumCases = 512; |
| 11184 | |
| 11185 | INIT_V8(); |
| 11186 | SETUP_SIZE(kNumCases * 5 * kInstructionSize + 8192); |
| 11187 | START(); |
| 11188 | |
| 11189 | int32_t values[kNumCases]; |
| 11190 | isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| 11191 | int32_t results[kNumCases]; |
| 11192 | memset(results, 0, sizeof(results)); |
| 11193 | uintptr_t results_ptr = reinterpret_cast<uintptr_t>(results); |
| 11194 | |
| 11195 | Label loop; |
| 11196 | Label labels[kNumCases]; |
| 11197 | Label done; |
| 11198 | |
| 11199 | const Register& index = x0; |
| 11200 | STATIC_ASSERT(sizeof(results[0]) == 4); |
| 11201 | const Register& value = w1; |
| 11202 | const Register& target = x2; |
| 11203 | |
| 11204 | __ Mov(index, 0); |
| 11205 | __ Mov(target, results_ptr); |
| 11206 | __ B(&loop); |
| 11207 | |
| 11208 | for (int i = 0; i < kNumCases; ++i) { |
| 11209 | __ Bind(&labels[i]); |
| 11210 | __ Mov(value, values[i]); |
| 11211 | __ B(&done); |
| 11212 | } |
| 11213 | |
| 11214 | __ Bind(&loop); |
| 11215 | { |
| 11216 | Assembler::BlockPoolsScope block_pools(&masm); |
| 11217 | Label base; |
| 11218 | |
| 11219 | __ Adr(x10, &base); |
| 11220 | __ Ldr(x11, MemOperand(x10, index, LSL, kPointerSizeLog2)); |
| 11221 | __ Br(x11); |
| 11222 | __ Bind(&base); |
| 11223 | for (int i = 0; i < kNumCases; ++i) { |
| 11224 | __ dcptr(&labels[i]); |
| 11225 | } |
| 11226 | } |
| 11227 | |
| 11228 | __ Bind(&done); |
| 11229 | __ Str(value, MemOperand(target, 4, PostIndex)); |
| 11230 | __ Add(index, index, 1); |
| 11231 | __ Cmp(index, kNumCases); |
| 11232 | __ B(ne, &loop); |
| 11233 | |
| 11234 | END(); |
| 11235 | |
| 11236 | RUN(); |
| 11237 | |
| 11238 | for (int i = 0; i < kNumCases; ++i) { |
| 11239 | CHECK_EQ(values[i], results[i]); |
| 11240 | } |
| 11241 | |
| 11242 | TEARDOWN(); |
| 11243 | } |
| 11244 | |
| 11245 | |
| 11246 | TEST(internal_reference_linked) { |
| 11247 | // Test internal reference when they are linked in a label chain. |
| 11248 | |
| 11249 | INIT_V8(); |
| 11250 | SETUP(); |
| 11251 | START(); |
| 11252 | |
| 11253 | Label done; |
| 11254 | |
| 11255 | __ Mov(x0, 0); |
| 11256 | __ Cbnz(x0, &done); |
| 11257 | |
| 11258 | { |
| 11259 | Assembler::BlockPoolsScope block_pools(&masm); |
| 11260 | Label base; |
| 11261 | |
| 11262 | __ Adr(x10, &base); |
| 11263 | __ Ldr(x11, MemOperand(x10)); |
| 11264 | __ Br(x11); |
| 11265 | __ Bind(&base); |
| 11266 | __ dcptr(&done); |
| 11267 | } |
| 11268 | |
| 11269 | // Dead code, just to extend the label chain. |
| 11270 | __ B(&done); |
| 11271 | __ dcptr(&done); |
| 11272 | __ Tbz(x0, 1, &done); |
| 11273 | |
| 11274 | __ Bind(&done); |
| 11275 | __ Mov(x0, 1); |
| 11276 | |
| 11277 | END(); |
| 11278 | |
| 11279 | RUN(); |
| 11280 | |
| 11281 | CHECK_EQUAL_64(0x1, x0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 11282 | |
| 11283 | TEARDOWN(); |
| 11284 | } |