christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1 | // Copyright 2009 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 <stdlib.h> |
| 29 | |
| 30 | #include "v8.h" |
| 31 | |
| 32 | #include "macro-assembler.h" |
| 33 | #include "factory.h" |
| 34 | #include "platform.h" |
| 35 | #include "serialize.h" |
| 36 | #include "cctest.h" |
| 37 | |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 38 | using v8::internal::Assembler; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 39 | using v8::internal::CodeDesc; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 40 | using v8::internal::Condition; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 41 | using v8::internal::FUNCTION_CAST; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 42 | using v8::internal::HandleScope; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 43 | using v8::internal::Immediate; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 44 | using v8::internal::Isolate; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 45 | using v8::internal::Label; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 46 | using v8::internal::MacroAssembler; |
| 47 | using v8::internal::OS; |
| 48 | using v8::internal::Operand; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 49 | using v8::internal::RelocInfo; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 50 | using v8::internal::Smi; |
| 51 | using v8::internal::SmiIndex; |
| 52 | using v8::internal::byte; |
| 53 | using v8::internal::carry; |
| 54 | using v8::internal::greater; |
| 55 | using v8::internal::greater_equal; |
| 56 | using v8::internal::kIntSize; |
| 57 | using v8::internal::kPointerSize; |
| 58 | using v8::internal::kSmiTagMask; |
| 59 | using v8::internal::kSmiValueSize; |
| 60 | using v8::internal::less_equal; |
| 61 | using v8::internal::negative; |
| 62 | using v8::internal::not_carry; |
| 63 | using v8::internal::not_equal; |
| 64 | using v8::internal::not_zero; |
| 65 | using v8::internal::positive; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 66 | using v8::internal::r11; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 67 | using v8::internal::r13; |
| 68 | using v8::internal::r14; |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 69 | using v8::internal::r15; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 70 | using v8::internal::r8; |
| 71 | using v8::internal::r9; |
| 72 | using v8::internal::rax; |
| 73 | using v8::internal::rbp; |
| 74 | using v8::internal::rbx; |
| 75 | using v8::internal::rcx; |
| 76 | using v8::internal::rdi; |
| 77 | using v8::internal::rdx; |
| 78 | using v8::internal::rsi; |
| 79 | using v8::internal::rsp; |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 80 | using v8::internal::times_pointer_size; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 81 | |
| 82 | // Test the x64 assembler by compiling some simple functions into |
| 83 | // a buffer and executing them. These tests do not initialize the |
| 84 | // V8 library, create a context, or use any V8 objects. |
| 85 | // The AMD64 calling convention is used, with the first five arguments |
| 86 | // in RSI, RDI, RDX, RCX, R8, and R9, and floating point arguments in |
| 87 | // the XMM registers. The return value is in RAX. |
| 88 | // This calling convention is used on Linux, with GCC, and on Mac OS, |
| 89 | // with GCC. A different convention is used on 64-bit windows. |
| 90 | |
| 91 | typedef int (*F0)(); |
| 92 | |
| 93 | #define __ masm-> |
| 94 | |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 95 | |
| 96 | static void EntryCode(MacroAssembler* masm) { |
| 97 | // Smi constant register is callee save. |
| 98 | __ push(v8::internal::kSmiConstantRegister); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 99 | __ push(v8::internal::kRootRegister); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 100 | __ InitializeSmiConstantRegister(); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 101 | __ InitializeRootRegister(); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | |
| 105 | static void ExitCode(MacroAssembler* masm) { |
| 106 | // Return -1 if kSmiConstantRegister was clobbered during the test. |
| 107 | __ Move(rdx, Smi::FromInt(1)); |
| 108 | __ cmpq(rdx, v8::internal::kSmiConstantRegister); |
| 109 | __ movq(rdx, Immediate(-1)); |
| 110 | __ cmovq(not_equal, rax, rdx); |
fschneider@chromium.org | 7979bbb | 2011-03-28 10:47:03 +0000 | [diff] [blame] | 111 | __ pop(v8::internal::kRootRegister); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 112 | __ pop(v8::internal::kSmiConstantRegister); |
| 113 | } |
| 114 | |
| 115 | |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 116 | TEST(Smi) { |
| 117 | // Check that C++ Smi operations work as expected. |
kmillikin@chromium.org | 13bd294 | 2009-12-16 15:36:05 +0000 | [diff] [blame] | 118 | int64_t test_numbers[] = { |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 119 | 0, 1, -1, 127, 128, -128, -129, 255, 256, -256, -257, |
kmillikin@chromium.org | 13bd294 | 2009-12-16 15:36:05 +0000 | [diff] [blame] | 120 | Smi::kMaxValue, static_cast<int64_t>(Smi::kMaxValue) + 1, |
| 121 | Smi::kMinValue, static_cast<int64_t>(Smi::kMinValue) - 1 |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 122 | }; |
| 123 | int test_number_count = 15; |
| 124 | for (int i = 0; i < test_number_count; i++) { |
kmillikin@chromium.org | 13bd294 | 2009-12-16 15:36:05 +0000 | [diff] [blame] | 125 | int64_t number = test_numbers[i]; |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 126 | bool is_valid = Smi::IsValid(number); |
| 127 | bool is_in_range = number >= Smi::kMinValue && number <= Smi::kMaxValue; |
| 128 | CHECK_EQ(is_in_range, is_valid); |
| 129 | if (is_valid) { |
| 130 | Smi* smi_from_intptr = Smi::FromIntptr(number); |
| 131 | if (static_cast<int>(number) == number) { // Is a 32-bit int. |
| 132 | Smi* smi_from_int = Smi::FromInt(static_cast<int32_t>(number)); |
| 133 | CHECK_EQ(smi_from_int, smi_from_intptr); |
| 134 | } |
kmillikin@chromium.org | 13bd294 | 2009-12-16 15:36:05 +0000 | [diff] [blame] | 135 | int64_t smi_value = smi_from_intptr->value(); |
| 136 | CHECK_EQ(number, smi_value); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 137 | } |
| 138 | } |
| 139 | } |
| 140 | |
| 141 | |
| 142 | static void TestMoveSmi(MacroAssembler* masm, Label* exit, int id, Smi* value) { |
| 143 | __ movl(rax, Immediate(id)); |
| 144 | __ Move(rcx, Smi::FromInt(0)); |
| 145 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(0))); |
| 146 | __ cmpq(rcx, rdx); |
| 147 | __ j(not_equal, exit); |
| 148 | } |
| 149 | |
| 150 | |
| 151 | // Test that we can move a Smi value literally into a register. |
| 152 | TEST(SmiMove) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 153 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 154 | // Allocate an executable page of memory. |
| 155 | size_t actual_size; |
| 156 | byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 157 | &actual_size, |
| 158 | true)); |
| 159 | CHECK(buffer); |
| 160 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 161 | MacroAssembler assembler(Isolate::Current(), |
| 162 | buffer, |
| 163 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 164 | MacroAssembler* masm = &assembler; // Create a pointer for the __ macro. |
| 165 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 166 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 167 | Label exit; |
| 168 | |
| 169 | TestMoveSmi(masm, &exit, 1, Smi::FromInt(0)); |
| 170 | TestMoveSmi(masm, &exit, 2, Smi::FromInt(127)); |
| 171 | TestMoveSmi(masm, &exit, 3, Smi::FromInt(128)); |
| 172 | TestMoveSmi(masm, &exit, 4, Smi::FromInt(255)); |
| 173 | TestMoveSmi(masm, &exit, 5, Smi::FromInt(256)); |
| 174 | TestMoveSmi(masm, &exit, 6, Smi::FromInt(Smi::kMaxValue)); |
| 175 | TestMoveSmi(masm, &exit, 7, Smi::FromInt(-1)); |
| 176 | TestMoveSmi(masm, &exit, 8, Smi::FromInt(-128)); |
| 177 | TestMoveSmi(masm, &exit, 9, Smi::FromInt(-129)); |
| 178 | TestMoveSmi(masm, &exit, 10, Smi::FromInt(-256)); |
| 179 | TestMoveSmi(masm, &exit, 11, Smi::FromInt(-257)); |
| 180 | TestMoveSmi(masm, &exit, 12, Smi::FromInt(Smi::kMinValue)); |
| 181 | |
| 182 | __ xor_(rax, rax); // Success. |
| 183 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 184 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 185 | __ ret(0); |
| 186 | |
| 187 | CodeDesc desc; |
| 188 | masm->GetCode(&desc); |
| 189 | // Call the function from C++. |
| 190 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 191 | CHECK_EQ(0, result); |
| 192 | } |
| 193 | |
| 194 | |
| 195 | void TestSmiCompare(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 196 | __ Move(rcx, Smi::FromInt(x)); |
| 197 | __ movq(r8, rcx); |
| 198 | __ Move(rdx, Smi::FromInt(y)); |
| 199 | __ movq(r9, rdx); |
| 200 | __ SmiCompare(rcx, rdx); |
| 201 | if (x < y) { |
| 202 | __ movl(rax, Immediate(id + 1)); |
| 203 | __ j(greater_equal, exit); |
| 204 | } else if (x > y) { |
| 205 | __ movl(rax, Immediate(id + 2)); |
| 206 | __ j(less_equal, exit); |
| 207 | } else { |
| 208 | ASSERT_EQ(x, y); |
| 209 | __ movl(rax, Immediate(id + 3)); |
| 210 | __ j(not_equal, exit); |
| 211 | } |
| 212 | __ movl(rax, Immediate(id + 4)); |
| 213 | __ cmpq(rcx, r8); |
| 214 | __ j(not_equal, exit); |
| 215 | __ incq(rax); |
| 216 | __ cmpq(rdx, r9); |
| 217 | __ j(not_equal, exit); |
| 218 | |
| 219 | if (x != y) { |
| 220 | __ SmiCompare(rdx, rcx); |
| 221 | if (y < x) { |
| 222 | __ movl(rax, Immediate(id + 9)); |
| 223 | __ j(greater_equal, exit); |
| 224 | } else { |
| 225 | ASSERT(y > x); |
| 226 | __ movl(rax, Immediate(id + 10)); |
| 227 | __ j(less_equal, exit); |
| 228 | } |
| 229 | } else { |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 230 | __ cmpq(rcx, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 231 | __ movl(rax, Immediate(id + 11)); |
| 232 | __ j(not_equal, exit); |
| 233 | __ incq(rax); |
| 234 | __ cmpq(rcx, r8); |
| 235 | __ j(not_equal, exit); |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | |
| 240 | // Test that we can compare smis for equality (and more). |
| 241 | TEST(SmiCompare) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 242 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 243 | // Allocate an executable page of memory. |
| 244 | size_t actual_size; |
| 245 | byte* buffer = |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 246 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 2, |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 247 | &actual_size, |
| 248 | true)); |
| 249 | CHECK(buffer); |
| 250 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 251 | MacroAssembler assembler(Isolate::Current(), |
| 252 | buffer, |
| 253 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 254 | |
| 255 | MacroAssembler* masm = &assembler; |
| 256 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 257 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 258 | Label exit; |
| 259 | |
| 260 | TestSmiCompare(masm, &exit, 0x10, 0, 0); |
| 261 | TestSmiCompare(masm, &exit, 0x20, 0, 1); |
| 262 | TestSmiCompare(masm, &exit, 0x30, 1, 0); |
| 263 | TestSmiCompare(masm, &exit, 0x40, 1, 1); |
| 264 | TestSmiCompare(masm, &exit, 0x50, 0, -1); |
| 265 | TestSmiCompare(masm, &exit, 0x60, -1, 0); |
| 266 | TestSmiCompare(masm, &exit, 0x70, -1, -1); |
| 267 | TestSmiCompare(masm, &exit, 0x80, 0, Smi::kMinValue); |
| 268 | TestSmiCompare(masm, &exit, 0x90, Smi::kMinValue, 0); |
| 269 | TestSmiCompare(masm, &exit, 0xA0, 0, Smi::kMaxValue); |
| 270 | TestSmiCompare(masm, &exit, 0xB0, Smi::kMaxValue, 0); |
| 271 | TestSmiCompare(masm, &exit, 0xC0, -1, Smi::kMinValue); |
| 272 | TestSmiCompare(masm, &exit, 0xD0, Smi::kMinValue, -1); |
| 273 | TestSmiCompare(masm, &exit, 0xE0, -1, Smi::kMaxValue); |
| 274 | TestSmiCompare(masm, &exit, 0xF0, Smi::kMaxValue, -1); |
| 275 | TestSmiCompare(masm, &exit, 0x100, Smi::kMinValue, Smi::kMinValue); |
| 276 | TestSmiCompare(masm, &exit, 0x110, Smi::kMinValue, Smi::kMaxValue); |
| 277 | TestSmiCompare(masm, &exit, 0x120, Smi::kMaxValue, Smi::kMinValue); |
| 278 | TestSmiCompare(masm, &exit, 0x130, Smi::kMaxValue, Smi::kMaxValue); |
| 279 | |
| 280 | __ xor_(rax, rax); // Success. |
| 281 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 282 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 283 | __ ret(0); |
| 284 | |
| 285 | CodeDesc desc; |
| 286 | masm->GetCode(&desc); |
| 287 | // Call the function from C++. |
| 288 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 289 | CHECK_EQ(0, result); |
| 290 | } |
| 291 | |
| 292 | |
| 293 | |
| 294 | TEST(Integer32ToSmi) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 295 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 296 | // Allocate an executable page of memory. |
| 297 | size_t actual_size; |
| 298 | byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 299 | &actual_size, |
| 300 | true)); |
| 301 | CHECK(buffer); |
| 302 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 303 | MacroAssembler assembler(Isolate::Current(), |
| 304 | buffer, |
| 305 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 306 | |
| 307 | MacroAssembler* masm = &assembler; |
| 308 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 309 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 310 | Label exit; |
| 311 | |
| 312 | __ movq(rax, Immediate(1)); // Test number. |
| 313 | __ movl(rcx, Immediate(0)); |
| 314 | __ Integer32ToSmi(rcx, rcx); |
| 315 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(0))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 316 | __ cmpq(rcx, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 317 | __ j(not_equal, &exit); |
| 318 | |
| 319 | __ movq(rax, Immediate(2)); // Test number. |
| 320 | __ movl(rcx, Immediate(1024)); |
| 321 | __ Integer32ToSmi(rcx, rcx); |
| 322 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(1024))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 323 | __ cmpq(rcx, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 324 | __ j(not_equal, &exit); |
| 325 | |
| 326 | __ movq(rax, Immediate(3)); // Test number. |
| 327 | __ movl(rcx, Immediate(-1)); |
| 328 | __ Integer32ToSmi(rcx, rcx); |
| 329 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(-1))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 330 | __ cmpq(rcx, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 331 | __ j(not_equal, &exit); |
| 332 | |
| 333 | __ movq(rax, Immediate(4)); // Test number. |
| 334 | __ movl(rcx, Immediate(Smi::kMaxValue)); |
| 335 | __ Integer32ToSmi(rcx, rcx); |
| 336 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(Smi::kMaxValue))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 337 | __ cmpq(rcx, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 338 | __ j(not_equal, &exit); |
| 339 | |
| 340 | __ movq(rax, Immediate(5)); // Test number. |
| 341 | __ movl(rcx, Immediate(Smi::kMinValue)); |
| 342 | __ Integer32ToSmi(rcx, rcx); |
| 343 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(Smi::kMinValue))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 344 | __ cmpq(rcx, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 345 | __ j(not_equal, &exit); |
| 346 | |
| 347 | // Different target register. |
| 348 | |
| 349 | __ movq(rax, Immediate(6)); // Test number. |
| 350 | __ movl(rcx, Immediate(0)); |
| 351 | __ Integer32ToSmi(r8, rcx); |
| 352 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(0))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 353 | __ cmpq(r8, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 354 | __ j(not_equal, &exit); |
| 355 | |
| 356 | __ movq(rax, Immediate(7)); // Test number. |
| 357 | __ movl(rcx, Immediate(1024)); |
| 358 | __ Integer32ToSmi(r8, rcx); |
| 359 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(1024))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 360 | __ cmpq(r8, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 361 | __ j(not_equal, &exit); |
| 362 | |
| 363 | __ movq(rax, Immediate(8)); // Test number. |
| 364 | __ movl(rcx, Immediate(-1)); |
| 365 | __ Integer32ToSmi(r8, rcx); |
| 366 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(-1))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 367 | __ cmpq(r8, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 368 | __ j(not_equal, &exit); |
| 369 | |
| 370 | __ movq(rax, Immediate(9)); // Test number. |
| 371 | __ movl(rcx, Immediate(Smi::kMaxValue)); |
| 372 | __ Integer32ToSmi(r8, rcx); |
| 373 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(Smi::kMaxValue))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 374 | __ cmpq(r8, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 375 | __ j(not_equal, &exit); |
| 376 | |
| 377 | __ movq(rax, Immediate(10)); // Test number. |
| 378 | __ movl(rcx, Immediate(Smi::kMinValue)); |
| 379 | __ Integer32ToSmi(r8, rcx); |
| 380 | __ Set(rdx, reinterpret_cast<intptr_t>(Smi::FromInt(Smi::kMinValue))); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 381 | __ cmpq(r8, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 382 | __ j(not_equal, &exit); |
| 383 | |
| 384 | |
| 385 | __ xor_(rax, rax); // Success. |
| 386 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 387 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 388 | __ ret(0); |
| 389 | |
| 390 | CodeDesc desc; |
| 391 | masm->GetCode(&desc); |
| 392 | // Call the function from C++. |
| 393 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 394 | CHECK_EQ(0, result); |
| 395 | } |
| 396 | |
| 397 | |
| 398 | void TestI64PlusConstantToSmi(MacroAssembler* masm, |
| 399 | Label* exit, |
| 400 | int id, |
| 401 | int64_t x, |
| 402 | int y) { |
| 403 | int64_t result = x + y; |
| 404 | ASSERT(Smi::IsValid(result)); |
| 405 | __ movl(rax, Immediate(id)); |
ager@chromium.org | c4c9272 | 2009-11-18 14:12:51 +0000 | [diff] [blame] | 406 | __ Move(r8, Smi::FromInt(static_cast<int>(result))); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 407 | __ movq(rcx, x, RelocInfo::NONE); |
| 408 | __ movq(r11, rcx); |
| 409 | __ Integer64PlusConstantToSmi(rdx, rcx, y); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 410 | __ cmpq(rdx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 411 | __ j(not_equal, exit); |
| 412 | |
| 413 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 414 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 415 | __ j(not_equal, exit); |
| 416 | |
| 417 | __ incq(rax); |
| 418 | __ Integer64PlusConstantToSmi(rcx, rcx, y); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 419 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 420 | __ j(not_equal, exit); |
| 421 | } |
| 422 | |
| 423 | |
| 424 | TEST(Integer64PlusConstantToSmi) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 425 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 426 | // Allocate an executable page of memory. |
| 427 | size_t actual_size; |
| 428 | byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 429 | &actual_size, |
| 430 | true)); |
| 431 | CHECK(buffer); |
| 432 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 433 | MacroAssembler assembler(Isolate::Current(), |
| 434 | buffer, |
| 435 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 436 | |
| 437 | MacroAssembler* masm = &assembler; |
| 438 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 439 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 440 | Label exit; |
| 441 | |
| 442 | int64_t twice_max = static_cast<int64_t>(Smi::kMaxValue) * 2; |
| 443 | |
| 444 | TestI64PlusConstantToSmi(masm, &exit, 0x10, 0, 0); |
| 445 | TestI64PlusConstantToSmi(masm, &exit, 0x20, 0, 1); |
| 446 | TestI64PlusConstantToSmi(masm, &exit, 0x30, 1, 0); |
| 447 | TestI64PlusConstantToSmi(masm, &exit, 0x40, Smi::kMaxValue - 5, 5); |
| 448 | TestI64PlusConstantToSmi(masm, &exit, 0x50, Smi::kMinValue + 5, 5); |
| 449 | TestI64PlusConstantToSmi(masm, &exit, 0x60, twice_max, -Smi::kMaxValue); |
| 450 | TestI64PlusConstantToSmi(masm, &exit, 0x70, -twice_max, Smi::kMaxValue); |
| 451 | TestI64PlusConstantToSmi(masm, &exit, 0x80, 0, Smi::kMinValue); |
| 452 | TestI64PlusConstantToSmi(masm, &exit, 0x90, 0, Smi::kMaxValue); |
| 453 | TestI64PlusConstantToSmi(masm, &exit, 0xA0, Smi::kMinValue, 0); |
| 454 | TestI64PlusConstantToSmi(masm, &exit, 0xB0, Smi::kMaxValue, 0); |
| 455 | TestI64PlusConstantToSmi(masm, &exit, 0xC0, twice_max, Smi::kMinValue); |
| 456 | |
| 457 | __ xor_(rax, rax); // Success. |
| 458 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 459 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 460 | __ ret(0); |
| 461 | |
| 462 | CodeDesc desc; |
| 463 | masm->GetCode(&desc); |
| 464 | // Call the function from C++. |
| 465 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 466 | CHECK_EQ(0, result); |
| 467 | } |
| 468 | |
| 469 | |
| 470 | TEST(SmiCheck) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 471 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 472 | // Allocate an executable page of memory. |
| 473 | size_t actual_size; |
| 474 | byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 475 | &actual_size, |
| 476 | true)); |
| 477 | CHECK(buffer); |
| 478 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 479 | MacroAssembler assembler(Isolate::Current(), |
| 480 | buffer, |
| 481 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 482 | |
| 483 | MacroAssembler* masm = &assembler; |
| 484 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 485 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 486 | Label exit; |
| 487 | Condition cond; |
| 488 | |
| 489 | __ movl(rax, Immediate(1)); // Test number. |
| 490 | |
| 491 | // CheckSmi |
| 492 | |
| 493 | __ movl(rcx, Immediate(0)); |
| 494 | __ Integer32ToSmi(rcx, rcx); |
| 495 | cond = masm->CheckSmi(rcx); |
| 496 | __ j(NegateCondition(cond), &exit); |
| 497 | |
| 498 | __ incq(rax); |
| 499 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 500 | cond = masm->CheckSmi(rcx); |
| 501 | __ j(cond, &exit); |
| 502 | |
| 503 | __ incq(rax); |
| 504 | __ movl(rcx, Immediate(-1)); |
| 505 | __ Integer32ToSmi(rcx, rcx); |
| 506 | cond = masm->CheckSmi(rcx); |
| 507 | __ j(NegateCondition(cond), &exit); |
| 508 | |
| 509 | __ incq(rax); |
| 510 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 511 | cond = masm->CheckSmi(rcx); |
| 512 | __ j(cond, &exit); |
| 513 | |
| 514 | __ incq(rax); |
| 515 | __ movl(rcx, Immediate(Smi::kMaxValue)); |
| 516 | __ Integer32ToSmi(rcx, rcx); |
| 517 | cond = masm->CheckSmi(rcx); |
| 518 | __ j(NegateCondition(cond), &exit); |
| 519 | |
| 520 | __ incq(rax); |
| 521 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 522 | cond = masm->CheckSmi(rcx); |
| 523 | __ j(cond, &exit); |
| 524 | |
| 525 | __ incq(rax); |
| 526 | __ movl(rcx, Immediate(Smi::kMinValue)); |
| 527 | __ Integer32ToSmi(rcx, rcx); |
| 528 | cond = masm->CheckSmi(rcx); |
| 529 | __ j(NegateCondition(cond), &exit); |
| 530 | |
| 531 | __ incq(rax); |
| 532 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 533 | cond = masm->CheckSmi(rcx); |
| 534 | __ j(cond, &exit); |
| 535 | |
| 536 | // CheckPositiveSmi |
| 537 | |
| 538 | __ incq(rax); |
| 539 | __ movl(rcx, Immediate(0)); |
| 540 | __ Integer32ToSmi(rcx, rcx); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 541 | cond = masm->CheckNonNegativeSmi(rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 542 | __ j(NegateCondition(cond), &exit); |
| 543 | |
| 544 | __ incq(rax); |
| 545 | __ xor_(rcx, Immediate(kSmiTagMask)); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 546 | cond = masm->CheckNonNegativeSmi(rcx); // "zero" non-smi. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 547 | __ j(cond, &exit); |
| 548 | |
| 549 | __ incq(rax); |
| 550 | __ movq(rcx, Immediate(-1)); |
| 551 | __ Integer32ToSmi(rcx, rcx); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 552 | cond = masm->CheckNonNegativeSmi(rcx); // Negative smis are not positive. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 553 | __ j(cond, &exit); |
| 554 | |
| 555 | __ incq(rax); |
| 556 | __ movq(rcx, Immediate(Smi::kMinValue)); |
| 557 | __ Integer32ToSmi(rcx, rcx); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 558 | cond = masm->CheckNonNegativeSmi(rcx); // Most negative smi is not positive. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 559 | __ j(cond, &exit); |
| 560 | |
| 561 | __ incq(rax); |
| 562 | __ xor_(rcx, Immediate(kSmiTagMask)); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 563 | cond = masm->CheckNonNegativeSmi(rcx); // "Negative" non-smi. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 564 | __ j(cond, &exit); |
| 565 | |
| 566 | __ incq(rax); |
| 567 | __ movq(rcx, Immediate(Smi::kMaxValue)); |
| 568 | __ Integer32ToSmi(rcx, rcx); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 569 | cond = masm->CheckNonNegativeSmi(rcx); // Most positive smi is positive. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 570 | __ j(NegateCondition(cond), &exit); |
| 571 | |
| 572 | __ incq(rax); |
| 573 | __ xor_(rcx, Immediate(kSmiTagMask)); |
ricow@chromium.org | eb7c144 | 2010-10-04 08:54:21 +0000 | [diff] [blame] | 574 | cond = masm->CheckNonNegativeSmi(rcx); // "Positive" non-smi. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 575 | __ j(cond, &exit); |
| 576 | |
| 577 | // CheckIsMinSmi |
| 578 | |
| 579 | __ incq(rax); |
| 580 | __ movq(rcx, Immediate(Smi::kMaxValue)); |
| 581 | __ Integer32ToSmi(rcx, rcx); |
| 582 | cond = masm->CheckIsMinSmi(rcx); |
| 583 | __ j(cond, &exit); |
| 584 | |
| 585 | __ incq(rax); |
| 586 | __ movq(rcx, Immediate(0)); |
| 587 | __ Integer32ToSmi(rcx, rcx); |
| 588 | cond = masm->CheckIsMinSmi(rcx); |
| 589 | __ j(cond, &exit); |
| 590 | |
| 591 | __ incq(rax); |
| 592 | __ movq(rcx, Immediate(Smi::kMinValue)); |
| 593 | __ Integer32ToSmi(rcx, rcx); |
| 594 | cond = masm->CheckIsMinSmi(rcx); |
| 595 | __ j(NegateCondition(cond), &exit); |
| 596 | |
| 597 | __ incq(rax); |
| 598 | __ movq(rcx, Immediate(Smi::kMinValue + 1)); |
| 599 | __ Integer32ToSmi(rcx, rcx); |
| 600 | cond = masm->CheckIsMinSmi(rcx); |
| 601 | __ j(cond, &exit); |
| 602 | |
| 603 | // CheckBothSmi |
| 604 | |
| 605 | __ incq(rax); |
| 606 | __ movq(rcx, Immediate(Smi::kMaxValue)); |
| 607 | __ Integer32ToSmi(rcx, rcx); |
| 608 | __ movq(rdx, Immediate(Smi::kMinValue)); |
| 609 | __ Integer32ToSmi(rdx, rdx); |
| 610 | cond = masm->CheckBothSmi(rcx, rdx); |
| 611 | __ j(NegateCondition(cond), &exit); |
| 612 | |
| 613 | __ incq(rax); |
| 614 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 615 | cond = masm->CheckBothSmi(rcx, rdx); |
| 616 | __ j(cond, &exit); |
| 617 | |
| 618 | __ incq(rax); |
| 619 | __ xor_(rdx, Immediate(kSmiTagMask)); |
| 620 | cond = masm->CheckBothSmi(rcx, rdx); |
| 621 | __ j(cond, &exit); |
| 622 | |
| 623 | __ incq(rax); |
| 624 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 625 | cond = masm->CheckBothSmi(rcx, rdx); |
| 626 | __ j(cond, &exit); |
| 627 | |
| 628 | __ incq(rax); |
| 629 | cond = masm->CheckBothSmi(rcx, rcx); |
| 630 | __ j(NegateCondition(cond), &exit); |
| 631 | |
| 632 | __ incq(rax); |
| 633 | cond = masm->CheckBothSmi(rdx, rdx); |
| 634 | __ j(cond, &exit); |
| 635 | |
| 636 | // CheckInteger32ValidSmiValue |
| 637 | __ incq(rax); |
| 638 | __ movq(rcx, Immediate(0)); |
| 639 | cond = masm->CheckInteger32ValidSmiValue(rax); |
| 640 | __ j(NegateCondition(cond), &exit); |
| 641 | |
| 642 | __ incq(rax); |
| 643 | __ movq(rcx, Immediate(-1)); |
| 644 | cond = masm->CheckInteger32ValidSmiValue(rax); |
| 645 | __ j(NegateCondition(cond), &exit); |
| 646 | |
| 647 | __ incq(rax); |
| 648 | __ movq(rcx, Immediate(Smi::kMaxValue)); |
| 649 | cond = masm->CheckInteger32ValidSmiValue(rax); |
| 650 | __ j(NegateCondition(cond), &exit); |
| 651 | |
| 652 | __ incq(rax); |
| 653 | __ movq(rcx, Immediate(Smi::kMinValue)); |
| 654 | cond = masm->CheckInteger32ValidSmiValue(rax); |
| 655 | __ j(NegateCondition(cond), &exit); |
| 656 | |
| 657 | // Success |
| 658 | __ xor_(rax, rax); |
| 659 | |
| 660 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 661 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 662 | __ ret(0); |
| 663 | |
| 664 | CodeDesc desc; |
| 665 | masm->GetCode(&desc); |
| 666 | // Call the function from C++. |
| 667 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 668 | CHECK_EQ(0, result); |
| 669 | } |
| 670 | |
| 671 | |
| 672 | |
| 673 | void TestSmiNeg(MacroAssembler* masm, Label* exit, int id, int x) { |
| 674 | __ Move(rcx, Smi::FromInt(x)); |
| 675 | __ movq(r11, rcx); |
| 676 | if (x == Smi::kMinValue || x == 0) { |
| 677 | // Negation fails. |
| 678 | __ movl(rax, Immediate(id + 8)); |
| 679 | __ SmiNeg(r9, rcx, exit); |
| 680 | |
| 681 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 682 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 683 | __ j(not_equal, exit); |
| 684 | |
| 685 | __ incq(rax); |
| 686 | __ SmiNeg(rcx, rcx, exit); |
| 687 | |
| 688 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 689 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 690 | __ j(not_equal, exit); |
| 691 | } else { |
| 692 | Label smi_ok, smi_ok2; |
| 693 | int result = -x; |
| 694 | __ movl(rax, Immediate(id)); |
| 695 | __ Move(r8, Smi::FromInt(result)); |
| 696 | |
| 697 | __ SmiNeg(r9, rcx, &smi_ok); |
| 698 | __ jmp(exit); |
| 699 | __ bind(&smi_ok); |
| 700 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 701 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 702 | __ j(not_equal, exit); |
| 703 | |
| 704 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 705 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 706 | __ j(not_equal, exit); |
| 707 | |
| 708 | __ incq(rax); |
| 709 | __ SmiNeg(rcx, rcx, &smi_ok2); |
| 710 | __ jmp(exit); |
| 711 | __ bind(&smi_ok2); |
| 712 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 713 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 714 | __ j(not_equal, exit); |
| 715 | } |
| 716 | } |
| 717 | |
| 718 | |
| 719 | TEST(SmiNeg) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 720 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 721 | // Allocate an executable page of memory. |
| 722 | size_t actual_size; |
| 723 | byte* buffer = |
| 724 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 725 | &actual_size, |
| 726 | true)); |
| 727 | CHECK(buffer); |
| 728 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 729 | MacroAssembler assembler(Isolate::Current(), |
| 730 | buffer, |
| 731 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 732 | |
| 733 | MacroAssembler* masm = &assembler; |
| 734 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 735 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 736 | Label exit; |
| 737 | |
| 738 | TestSmiNeg(masm, &exit, 0x10, 0); |
| 739 | TestSmiNeg(masm, &exit, 0x20, 1); |
| 740 | TestSmiNeg(masm, &exit, 0x30, -1); |
| 741 | TestSmiNeg(masm, &exit, 0x40, 127); |
| 742 | TestSmiNeg(masm, &exit, 0x50, 65535); |
| 743 | TestSmiNeg(masm, &exit, 0x60, Smi::kMinValue); |
| 744 | TestSmiNeg(masm, &exit, 0x70, Smi::kMaxValue); |
| 745 | TestSmiNeg(masm, &exit, 0x80, -Smi::kMaxValue); |
| 746 | |
| 747 | __ xor_(rax, rax); // Success. |
| 748 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 749 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 750 | __ ret(0); |
| 751 | |
| 752 | CodeDesc desc; |
| 753 | masm->GetCode(&desc); |
| 754 | // Call the function from C++. |
| 755 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 756 | CHECK_EQ(0, result); |
| 757 | } |
| 758 | |
| 759 | |
| 760 | |
| 761 | |
| 762 | static void SmiAddTest(MacroAssembler* masm, |
| 763 | Label* exit, |
| 764 | int id, |
| 765 | int first, |
| 766 | int second) { |
| 767 | __ movl(rcx, Immediate(first)); |
| 768 | __ Integer32ToSmi(rcx, rcx); |
| 769 | __ movl(rdx, Immediate(second)); |
| 770 | __ Integer32ToSmi(rdx, rdx); |
| 771 | __ movl(r8, Immediate(first + second)); |
| 772 | __ Integer32ToSmi(r8, r8); |
| 773 | |
| 774 | __ movl(rax, Immediate(id)); // Test number. |
| 775 | __ SmiAdd(r9, rcx, rdx, exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 776 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 777 | __ j(not_equal, exit); |
| 778 | |
| 779 | __ incq(rax); |
| 780 | __ SmiAdd(rcx, rcx, rdx, exit); \ |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 781 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 782 | __ j(not_equal, exit); |
| 783 | |
| 784 | __ movl(rcx, Immediate(first)); |
| 785 | __ Integer32ToSmi(rcx, rcx); |
| 786 | |
| 787 | __ incq(rax); |
| 788 | __ SmiAddConstant(r9, rcx, Smi::FromInt(second)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 789 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 790 | __ j(not_equal, exit); |
| 791 | |
| 792 | __ SmiAddConstant(rcx, rcx, Smi::FromInt(second)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 793 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 794 | __ j(not_equal, exit); |
| 795 | |
| 796 | __ movl(rcx, Immediate(first)); |
| 797 | __ Integer32ToSmi(rcx, rcx); |
| 798 | |
| 799 | __ incq(rax); |
| 800 | __ SmiAddConstant(r9, rcx, Smi::FromInt(second), exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 801 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 802 | __ j(not_equal, exit); |
| 803 | |
| 804 | __ incq(rax); |
| 805 | __ SmiAddConstant(rcx, rcx, Smi::FromInt(second), exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 806 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 807 | __ j(not_equal, exit); |
| 808 | } |
| 809 | |
| 810 | TEST(SmiAdd) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 811 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 812 | // Allocate an executable page of memory. |
| 813 | size_t actual_size; |
| 814 | byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 815 | &actual_size, |
| 816 | true)); |
| 817 | CHECK(buffer); |
| 818 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 819 | MacroAssembler assembler(Isolate::Current(), |
| 820 | buffer, |
| 821 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 822 | |
| 823 | MacroAssembler* masm = &assembler; |
| 824 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 825 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 826 | Label exit; |
| 827 | |
| 828 | // No-overflow tests. |
| 829 | SmiAddTest(masm, &exit, 0x10, 1, 2); |
| 830 | SmiAddTest(masm, &exit, 0x20, 1, -2); |
| 831 | SmiAddTest(masm, &exit, 0x30, -1, 2); |
| 832 | SmiAddTest(masm, &exit, 0x40, -1, -2); |
| 833 | SmiAddTest(masm, &exit, 0x50, 0x1000, 0x2000); |
| 834 | SmiAddTest(masm, &exit, 0x60, Smi::kMinValue, 5); |
| 835 | SmiAddTest(masm, &exit, 0x70, Smi::kMaxValue, -5); |
| 836 | SmiAddTest(masm, &exit, 0x80, Smi::kMaxValue, Smi::kMinValue); |
| 837 | |
| 838 | __ xor_(rax, rax); // Success. |
| 839 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 840 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 841 | __ ret(0); |
| 842 | |
| 843 | CodeDesc desc; |
| 844 | masm->GetCode(&desc); |
| 845 | // Call the function from C++. |
| 846 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 847 | CHECK_EQ(0, result); |
| 848 | } |
| 849 | |
| 850 | |
| 851 | static void SmiSubTest(MacroAssembler* masm, |
| 852 | Label* exit, |
| 853 | int id, |
| 854 | int first, |
| 855 | int second) { |
| 856 | __ Move(rcx, Smi::FromInt(first)); |
| 857 | __ Move(rdx, Smi::FromInt(second)); |
| 858 | __ Move(r8, Smi::FromInt(first - second)); |
| 859 | |
| 860 | __ movl(rax, Immediate(id)); // Test 0. |
| 861 | __ SmiSub(r9, rcx, rdx, exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 862 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 863 | __ j(not_equal, exit); |
| 864 | |
| 865 | __ incq(rax); // Test 1. |
| 866 | __ SmiSub(rcx, rcx, rdx, exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 867 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 868 | __ j(not_equal, exit); |
| 869 | |
| 870 | __ Move(rcx, Smi::FromInt(first)); |
| 871 | |
| 872 | __ incq(rax); // Test 2. |
| 873 | __ SmiSubConstant(r9, rcx, Smi::FromInt(second)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 874 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 875 | __ j(not_equal, exit); |
| 876 | |
| 877 | __ incq(rax); // Test 3. |
| 878 | __ SmiSubConstant(rcx, rcx, Smi::FromInt(second)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 879 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 880 | __ j(not_equal, exit); |
| 881 | |
| 882 | __ Move(rcx, Smi::FromInt(first)); |
| 883 | |
| 884 | __ incq(rax); // Test 4. |
| 885 | __ SmiSubConstant(r9, rcx, Smi::FromInt(second), exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 886 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 887 | __ j(not_equal, exit); |
| 888 | |
| 889 | __ incq(rax); // Test 5. |
| 890 | __ SmiSubConstant(rcx, rcx, Smi::FromInt(second), exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 891 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 892 | __ j(not_equal, exit); |
| 893 | } |
| 894 | |
| 895 | static void SmiSubOverflowTest(MacroAssembler* masm, |
| 896 | Label* exit, |
| 897 | int id, |
| 898 | int x) { |
| 899 | // Subtracts a Smi from x so that the subtraction overflows. |
| 900 | ASSERT(x != -1); // Can't overflow by subtracting a Smi. |
| 901 | int y_max = (x < 0) ? (Smi::kMaxValue + 0) : (Smi::kMinValue + 0); |
| 902 | int y_min = (x < 0) ? (Smi::kMaxValue + x + 2) : (Smi::kMinValue + x); |
| 903 | |
| 904 | __ movl(rax, Immediate(id)); |
| 905 | __ Move(rcx, Smi::FromInt(x)); |
| 906 | __ movq(r11, rcx); // Store original Smi value of x in r11. |
| 907 | __ Move(rdx, Smi::FromInt(y_min)); |
| 908 | { |
| 909 | Label overflow_ok; |
| 910 | __ SmiSub(r9, rcx, rdx, &overflow_ok); |
| 911 | __ jmp(exit); |
| 912 | __ bind(&overflow_ok); |
| 913 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 914 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 915 | __ j(not_equal, exit); |
| 916 | } |
| 917 | |
| 918 | { |
| 919 | Label overflow_ok; |
| 920 | __ incq(rax); |
| 921 | __ SmiSub(rcx, rcx, rdx, &overflow_ok); |
| 922 | __ jmp(exit); |
| 923 | __ bind(&overflow_ok); |
| 924 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 925 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 926 | __ j(not_equal, exit); |
| 927 | } |
| 928 | |
| 929 | __ movq(rcx, r11); |
| 930 | { |
| 931 | Label overflow_ok; |
| 932 | __ incq(rax); |
| 933 | __ SmiSubConstant(r9, rcx, Smi::FromInt(y_min), &overflow_ok); |
| 934 | __ jmp(exit); |
| 935 | __ bind(&overflow_ok); |
| 936 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 937 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 938 | __ j(not_equal, exit); |
| 939 | } |
| 940 | |
| 941 | { |
| 942 | Label overflow_ok; |
| 943 | __ incq(rax); |
| 944 | __ SmiSubConstant(rcx, rcx, Smi::FromInt(y_min), &overflow_ok); |
| 945 | __ jmp(exit); |
| 946 | __ bind(&overflow_ok); |
| 947 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 948 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 949 | __ j(not_equal, exit); |
| 950 | } |
| 951 | |
| 952 | __ Move(rdx, Smi::FromInt(y_max)); |
| 953 | |
| 954 | { |
| 955 | Label overflow_ok; |
| 956 | __ incq(rax); |
| 957 | __ SmiSub(r9, rcx, rdx, &overflow_ok); |
| 958 | __ jmp(exit); |
| 959 | __ bind(&overflow_ok); |
| 960 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 961 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 962 | __ j(not_equal, exit); |
| 963 | } |
| 964 | |
| 965 | { |
| 966 | Label overflow_ok; |
| 967 | __ incq(rax); |
| 968 | __ SmiSub(rcx, rcx, rdx, &overflow_ok); |
| 969 | __ jmp(exit); |
| 970 | __ bind(&overflow_ok); |
| 971 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 972 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 973 | __ j(not_equal, exit); |
| 974 | } |
| 975 | |
| 976 | __ movq(rcx, r11); |
| 977 | { |
| 978 | Label overflow_ok; |
| 979 | __ incq(rax); |
| 980 | __ SmiSubConstant(r9, rcx, Smi::FromInt(y_max), &overflow_ok); |
| 981 | __ jmp(exit); |
| 982 | __ bind(&overflow_ok); |
| 983 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 984 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 985 | __ j(not_equal, exit); |
| 986 | } |
| 987 | |
| 988 | { |
| 989 | Label overflow_ok; |
| 990 | __ incq(rax); |
| 991 | __ SmiSubConstant(rcx, rcx, Smi::FromInt(y_max), &overflow_ok); |
| 992 | __ jmp(exit); |
| 993 | __ bind(&overflow_ok); |
| 994 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 995 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 996 | __ j(not_equal, exit); |
| 997 | } |
| 998 | } |
| 999 | |
| 1000 | |
| 1001 | TEST(SmiSub) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1002 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1003 | // Allocate an executable page of memory. |
| 1004 | size_t actual_size; |
| 1005 | byte* buffer = |
| 1006 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 2, |
| 1007 | &actual_size, |
| 1008 | true)); |
| 1009 | CHECK(buffer); |
| 1010 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1011 | MacroAssembler assembler(Isolate::Current(), |
| 1012 | buffer, |
| 1013 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1014 | |
| 1015 | MacroAssembler* masm = &assembler; |
| 1016 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1017 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1018 | Label exit; |
| 1019 | |
| 1020 | SmiSubTest(masm, &exit, 0x10, 1, 2); |
| 1021 | SmiSubTest(masm, &exit, 0x20, 1, -2); |
| 1022 | SmiSubTest(masm, &exit, 0x30, -1, 2); |
| 1023 | SmiSubTest(masm, &exit, 0x40, -1, -2); |
| 1024 | SmiSubTest(masm, &exit, 0x50, 0x1000, 0x2000); |
| 1025 | SmiSubTest(masm, &exit, 0x60, Smi::kMinValue, -5); |
| 1026 | SmiSubTest(masm, &exit, 0x70, Smi::kMaxValue, 5); |
| 1027 | SmiSubTest(masm, &exit, 0x80, -Smi::kMaxValue, Smi::kMinValue); |
| 1028 | SmiSubTest(masm, &exit, 0x90, 0, Smi::kMaxValue); |
| 1029 | |
| 1030 | SmiSubOverflowTest(masm, &exit, 0xA0, 1); |
| 1031 | SmiSubOverflowTest(masm, &exit, 0xB0, 1024); |
| 1032 | SmiSubOverflowTest(masm, &exit, 0xC0, Smi::kMaxValue); |
| 1033 | SmiSubOverflowTest(masm, &exit, 0xD0, -2); |
| 1034 | SmiSubOverflowTest(masm, &exit, 0xE0, -42000); |
| 1035 | SmiSubOverflowTest(masm, &exit, 0xF0, Smi::kMinValue); |
| 1036 | SmiSubOverflowTest(masm, &exit, 0x100, 0); |
| 1037 | |
| 1038 | __ xor_(rax, rax); // Success. |
| 1039 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1040 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1041 | __ ret(0); |
| 1042 | |
| 1043 | CodeDesc desc; |
| 1044 | masm->GetCode(&desc); |
| 1045 | // Call the function from C++. |
| 1046 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1047 | CHECK_EQ(0, result); |
| 1048 | } |
| 1049 | |
| 1050 | |
| 1051 | |
| 1052 | void TestSmiMul(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1053 | int64_t result = static_cast<int64_t>(x) * static_cast<int64_t>(y); |
| 1054 | bool negative_zero = (result == 0) && (x < 0 || y < 0); |
| 1055 | __ Move(rcx, Smi::FromInt(x)); |
| 1056 | __ movq(r11, rcx); |
| 1057 | __ Move(rdx, Smi::FromInt(y)); |
| 1058 | if (Smi::IsValid(result) && !negative_zero) { |
| 1059 | __ movl(rax, Immediate(id)); |
| 1060 | __ Move(r8, Smi::FromIntptr(result)); |
| 1061 | __ SmiMul(r9, rcx, rdx, exit); |
| 1062 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1063 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1064 | __ j(not_equal, exit); |
| 1065 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1066 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1067 | __ j(not_equal, exit); |
| 1068 | |
| 1069 | __ incq(rax); |
| 1070 | __ SmiMul(rcx, rcx, rdx, exit); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1071 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1072 | __ j(not_equal, exit); |
| 1073 | } else { |
| 1074 | __ movl(rax, Immediate(id + 8)); |
| 1075 | Label overflow_ok, overflow_ok2; |
| 1076 | __ SmiMul(r9, rcx, rdx, &overflow_ok); |
| 1077 | __ jmp(exit); |
| 1078 | __ bind(&overflow_ok); |
| 1079 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1080 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1081 | __ j(not_equal, exit); |
| 1082 | __ incq(rax); |
| 1083 | __ SmiMul(rcx, rcx, rdx, &overflow_ok2); |
| 1084 | __ jmp(exit); |
| 1085 | __ bind(&overflow_ok2); |
| 1086 | // 31-bit version doesn't preserve rcx on failure. |
| 1087 | // __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1088 | // __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1089 | // __ j(not_equal, exit); |
| 1090 | } |
| 1091 | } |
| 1092 | |
| 1093 | |
| 1094 | TEST(SmiMul) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1095 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1096 | // Allocate an executable page of memory. |
| 1097 | size_t actual_size; |
| 1098 | byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 1099 | &actual_size, |
| 1100 | true)); |
| 1101 | CHECK(buffer); |
| 1102 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1103 | MacroAssembler assembler(Isolate::Current(), |
| 1104 | buffer, |
| 1105 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1106 | |
| 1107 | MacroAssembler* masm = &assembler; |
| 1108 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1109 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1110 | Label exit; |
| 1111 | |
| 1112 | TestSmiMul(masm, &exit, 0x10, 0, 0); |
| 1113 | TestSmiMul(masm, &exit, 0x20, -1, 0); |
| 1114 | TestSmiMul(masm, &exit, 0x30, 0, -1); |
| 1115 | TestSmiMul(masm, &exit, 0x40, -1, -1); |
| 1116 | TestSmiMul(masm, &exit, 0x50, 0x10000, 0x10000); |
| 1117 | TestSmiMul(masm, &exit, 0x60, 0x10000, 0xffff); |
| 1118 | TestSmiMul(masm, &exit, 0x70, 0x10000, 0xffff); |
| 1119 | TestSmiMul(masm, &exit, 0x80, Smi::kMaxValue, -1); |
| 1120 | TestSmiMul(masm, &exit, 0x90, Smi::kMaxValue, -2); |
| 1121 | TestSmiMul(masm, &exit, 0xa0, Smi::kMaxValue, 2); |
| 1122 | TestSmiMul(masm, &exit, 0xb0, (Smi::kMaxValue / 2), 2); |
| 1123 | TestSmiMul(masm, &exit, 0xc0, (Smi::kMaxValue / 2) + 1, 2); |
| 1124 | TestSmiMul(masm, &exit, 0xd0, (Smi::kMinValue / 2), 2); |
| 1125 | TestSmiMul(masm, &exit, 0xe0, (Smi::kMinValue / 2) - 1, 2); |
| 1126 | |
| 1127 | __ xor_(rax, rax); // Success. |
| 1128 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1129 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1130 | __ ret(0); |
| 1131 | |
| 1132 | CodeDesc desc; |
| 1133 | masm->GetCode(&desc); |
| 1134 | // Call the function from C++. |
| 1135 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1136 | CHECK_EQ(0, result); |
| 1137 | } |
| 1138 | |
| 1139 | |
| 1140 | void TestSmiDiv(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1141 | bool division_by_zero = (y == 0); |
| 1142 | bool negative_zero = (x == 0 && y < 0); |
| 1143 | #ifdef V8_TARGET_ARCH_X64 |
| 1144 | bool overflow = (x == Smi::kMinValue && y < 0); // Safe approx. used. |
| 1145 | #else |
| 1146 | bool overflow = (x == Smi::kMinValue && y == -1); |
| 1147 | #endif |
| 1148 | bool fraction = !division_by_zero && !overflow && (x % y != 0); |
| 1149 | __ Move(r11, Smi::FromInt(x)); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1150 | __ Move(r14, Smi::FromInt(y)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1151 | if (!fraction && !overflow && !negative_zero && !division_by_zero) { |
| 1152 | // Division succeeds |
| 1153 | __ movq(rcx, r11); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1154 | __ movq(r15, Immediate(id)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1155 | int result = x / y; |
| 1156 | __ Move(r8, Smi::FromInt(result)); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1157 | __ SmiDiv(r9, rcx, r14, exit); |
| 1158 | // Might have destroyed rcx and r14. |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1159 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1160 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1161 | __ j(not_equal, exit); |
| 1162 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1163 | __ incq(r15); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1164 | __ movq(rcx, r11); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1165 | __ Move(r14, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1166 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1167 | __ j(not_equal, exit); |
| 1168 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1169 | __ incq(r15); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1170 | __ SmiDiv(rcx, rcx, r14, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1171 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1172 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1173 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1174 | __ j(not_equal, exit); |
| 1175 | } else { |
| 1176 | // Division fails. |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1177 | __ movq(r15, Immediate(id + 8)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1178 | |
| 1179 | Label fail_ok, fail_ok2; |
| 1180 | __ movq(rcx, r11); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1181 | __ SmiDiv(r9, rcx, r14, &fail_ok); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1182 | __ jmp(exit); |
| 1183 | __ bind(&fail_ok); |
| 1184 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1185 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1186 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1187 | __ j(not_equal, exit); |
| 1188 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1189 | __ incq(r15); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1190 | __ SmiDiv(rcx, rcx, r14, &fail_ok2); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1191 | __ jmp(exit); |
| 1192 | __ bind(&fail_ok2); |
| 1193 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1194 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1195 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1196 | __ j(not_equal, exit); |
| 1197 | } |
| 1198 | } |
| 1199 | |
| 1200 | |
| 1201 | TEST(SmiDiv) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1202 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1203 | // Allocate an executable page of memory. |
| 1204 | size_t actual_size; |
| 1205 | byte* buffer = |
| 1206 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 2, |
| 1207 | &actual_size, |
| 1208 | true)); |
| 1209 | CHECK(buffer); |
| 1210 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1211 | MacroAssembler assembler(Isolate::Current(), |
| 1212 | buffer, |
| 1213 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1214 | |
| 1215 | MacroAssembler* masm = &assembler; |
| 1216 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1217 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1218 | Label exit; |
| 1219 | |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1220 | __ push(r14); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1221 | __ push(r15); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1222 | TestSmiDiv(masm, &exit, 0x10, 1, 1); |
| 1223 | TestSmiDiv(masm, &exit, 0x20, 1, 0); |
| 1224 | TestSmiDiv(masm, &exit, 0x30, -1, 0); |
| 1225 | TestSmiDiv(masm, &exit, 0x40, 0, 1); |
| 1226 | TestSmiDiv(masm, &exit, 0x50, 0, -1); |
| 1227 | TestSmiDiv(masm, &exit, 0x60, 4, 2); |
| 1228 | TestSmiDiv(masm, &exit, 0x70, -4, 2); |
| 1229 | TestSmiDiv(masm, &exit, 0x80, 4, -2); |
| 1230 | TestSmiDiv(masm, &exit, 0x90, -4, -2); |
| 1231 | TestSmiDiv(masm, &exit, 0xa0, 3, 2); |
| 1232 | TestSmiDiv(masm, &exit, 0xb0, 3, 4); |
| 1233 | TestSmiDiv(masm, &exit, 0xc0, 1, Smi::kMaxValue); |
| 1234 | TestSmiDiv(masm, &exit, 0xd0, -1, Smi::kMaxValue); |
| 1235 | TestSmiDiv(masm, &exit, 0xe0, Smi::kMaxValue, 1); |
| 1236 | TestSmiDiv(masm, &exit, 0xf0, Smi::kMaxValue, Smi::kMaxValue); |
| 1237 | TestSmiDiv(masm, &exit, 0x100, Smi::kMaxValue, -Smi::kMaxValue); |
| 1238 | TestSmiDiv(masm, &exit, 0x110, Smi::kMaxValue, -1); |
| 1239 | TestSmiDiv(masm, &exit, 0x120, Smi::kMinValue, 1); |
| 1240 | TestSmiDiv(masm, &exit, 0x130, Smi::kMinValue, Smi::kMinValue); |
| 1241 | TestSmiDiv(masm, &exit, 0x140, Smi::kMinValue, -1); |
| 1242 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1243 | __ xor_(r15, r15); // Success. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1244 | __ bind(&exit); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1245 | __ movq(rax, r15); |
| 1246 | __ pop(r15); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1247 | __ pop(r14); |
| 1248 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1249 | __ ret(0); |
| 1250 | |
| 1251 | CodeDesc desc; |
| 1252 | masm->GetCode(&desc); |
| 1253 | // Call the function from C++. |
| 1254 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1255 | CHECK_EQ(0, result); |
| 1256 | } |
| 1257 | |
| 1258 | |
| 1259 | void TestSmiMod(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1260 | bool division_by_zero = (y == 0); |
| 1261 | bool division_overflow = (x == Smi::kMinValue) && (y == -1); |
| 1262 | bool fraction = !division_by_zero && !division_overflow && ((x % y) != 0); |
| 1263 | bool negative_zero = (!fraction && x < 0); |
| 1264 | __ Move(rcx, Smi::FromInt(x)); |
| 1265 | __ movq(r11, rcx); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1266 | __ Move(r14, Smi::FromInt(y)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1267 | if (!division_overflow && !negative_zero && !division_by_zero) { |
| 1268 | // Modulo succeeds |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1269 | __ movq(r15, Immediate(id)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1270 | int result = x % y; |
| 1271 | __ Move(r8, Smi::FromInt(result)); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1272 | __ SmiMod(r9, rcx, r14, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1273 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1274 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1275 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1276 | __ j(not_equal, exit); |
| 1277 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1278 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1279 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1280 | __ j(not_equal, exit); |
| 1281 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1282 | __ incq(r15); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1283 | __ SmiMod(rcx, rcx, r14, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1284 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1285 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1286 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1287 | __ j(not_equal, exit); |
| 1288 | } else { |
| 1289 | // Modulo fails. |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1290 | __ movq(r15, Immediate(id + 8)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1291 | |
| 1292 | Label fail_ok, fail_ok2; |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1293 | __ SmiMod(r9, rcx, r14, &fail_ok); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1294 | __ jmp(exit); |
| 1295 | __ bind(&fail_ok); |
| 1296 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1297 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1298 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1299 | __ j(not_equal, exit); |
| 1300 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1301 | __ incq(r15); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1302 | __ SmiMod(rcx, rcx, r14, &fail_ok2); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1303 | __ jmp(exit); |
| 1304 | __ bind(&fail_ok2); |
| 1305 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1306 | __ incq(r15); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1307 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1308 | __ j(not_equal, exit); |
| 1309 | } |
| 1310 | } |
| 1311 | |
| 1312 | |
| 1313 | TEST(SmiMod) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1314 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1315 | // Allocate an executable page of memory. |
| 1316 | size_t actual_size; |
| 1317 | byte* buffer = |
| 1318 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 2, |
| 1319 | &actual_size, |
| 1320 | true)); |
| 1321 | CHECK(buffer); |
| 1322 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1323 | MacroAssembler assembler(Isolate::Current(), |
| 1324 | buffer, |
| 1325 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1326 | |
| 1327 | MacroAssembler* masm = &assembler; |
| 1328 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1329 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1330 | Label exit; |
| 1331 | |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1332 | __ push(r14); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1333 | __ push(r15); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1334 | TestSmiMod(masm, &exit, 0x10, 1, 1); |
| 1335 | TestSmiMod(masm, &exit, 0x20, 1, 0); |
| 1336 | TestSmiMod(masm, &exit, 0x30, -1, 0); |
| 1337 | TestSmiMod(masm, &exit, 0x40, 0, 1); |
| 1338 | TestSmiMod(masm, &exit, 0x50, 0, -1); |
| 1339 | TestSmiMod(masm, &exit, 0x60, 4, 2); |
| 1340 | TestSmiMod(masm, &exit, 0x70, -4, 2); |
| 1341 | TestSmiMod(masm, &exit, 0x80, 4, -2); |
| 1342 | TestSmiMod(masm, &exit, 0x90, -4, -2); |
| 1343 | TestSmiMod(masm, &exit, 0xa0, 3, 2); |
| 1344 | TestSmiMod(masm, &exit, 0xb0, 3, 4); |
| 1345 | TestSmiMod(masm, &exit, 0xc0, 1, Smi::kMaxValue); |
| 1346 | TestSmiMod(masm, &exit, 0xd0, -1, Smi::kMaxValue); |
| 1347 | TestSmiMod(masm, &exit, 0xe0, Smi::kMaxValue, 1); |
| 1348 | TestSmiMod(masm, &exit, 0xf0, Smi::kMaxValue, Smi::kMaxValue); |
| 1349 | TestSmiMod(masm, &exit, 0x100, Smi::kMaxValue, -Smi::kMaxValue); |
| 1350 | TestSmiMod(masm, &exit, 0x110, Smi::kMaxValue, -1); |
| 1351 | TestSmiMod(masm, &exit, 0x120, Smi::kMinValue, 1); |
| 1352 | TestSmiMod(masm, &exit, 0x130, Smi::kMinValue, Smi::kMinValue); |
| 1353 | TestSmiMod(masm, &exit, 0x140, Smi::kMinValue, -1); |
| 1354 | |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1355 | __ xor_(r15, r15); // Success. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1356 | __ bind(&exit); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 1357 | __ movq(rax, r15); |
| 1358 | __ pop(r15); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1359 | __ pop(r14); |
| 1360 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1361 | __ ret(0); |
| 1362 | |
| 1363 | CodeDesc desc; |
| 1364 | masm->GetCode(&desc); |
| 1365 | // Call the function from C++. |
| 1366 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1367 | CHECK_EQ(0, result); |
| 1368 | } |
| 1369 | |
| 1370 | |
| 1371 | void TestSmiIndex(MacroAssembler* masm, Label* exit, int id, int x) { |
| 1372 | __ movl(rax, Immediate(id)); |
| 1373 | |
| 1374 | for (int i = 0; i < 8; i++) { |
| 1375 | __ Move(rcx, Smi::FromInt(x)); |
| 1376 | SmiIndex index = masm->SmiToIndex(rdx, rcx, i); |
| 1377 | ASSERT(index.reg.is(rcx) || index.reg.is(rdx)); |
| 1378 | __ shl(index.reg, Immediate(index.scale)); |
| 1379 | __ Set(r8, static_cast<intptr_t>(x) << i); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1380 | __ cmpq(index.reg, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1381 | __ j(not_equal, exit); |
| 1382 | __ incq(rax); |
| 1383 | __ Move(rcx, Smi::FromInt(x)); |
| 1384 | index = masm->SmiToIndex(rcx, rcx, i); |
| 1385 | ASSERT(index.reg.is(rcx)); |
| 1386 | __ shl(rcx, Immediate(index.scale)); |
| 1387 | __ Set(r8, static_cast<intptr_t>(x) << i); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1388 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1389 | __ j(not_equal, exit); |
| 1390 | __ incq(rax); |
| 1391 | |
| 1392 | __ Move(rcx, Smi::FromInt(x)); |
| 1393 | index = masm->SmiToNegativeIndex(rdx, rcx, i); |
| 1394 | ASSERT(index.reg.is(rcx) || index.reg.is(rdx)); |
| 1395 | __ shl(index.reg, Immediate(index.scale)); |
| 1396 | __ Set(r8, static_cast<intptr_t>(-x) << i); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1397 | __ cmpq(index.reg, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1398 | __ j(not_equal, exit); |
| 1399 | __ incq(rax); |
| 1400 | __ Move(rcx, Smi::FromInt(x)); |
| 1401 | index = masm->SmiToNegativeIndex(rcx, rcx, i); |
| 1402 | ASSERT(index.reg.is(rcx)); |
| 1403 | __ shl(rcx, Immediate(index.scale)); |
| 1404 | __ Set(r8, static_cast<intptr_t>(-x) << i); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1405 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1406 | __ j(not_equal, exit); |
| 1407 | __ incq(rax); |
| 1408 | } |
| 1409 | } |
| 1410 | |
| 1411 | TEST(SmiIndex) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1412 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1413 | // Allocate an executable page of memory. |
| 1414 | size_t actual_size; |
| 1415 | byte* buffer = |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1416 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 3, |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1417 | &actual_size, |
| 1418 | true)); |
| 1419 | CHECK(buffer); |
| 1420 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1421 | MacroAssembler assembler(Isolate::Current(), |
| 1422 | buffer, |
| 1423 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1424 | |
| 1425 | MacroAssembler* masm = &assembler; |
| 1426 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1427 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1428 | Label exit; |
| 1429 | |
| 1430 | TestSmiIndex(masm, &exit, 0x10, 0); |
| 1431 | TestSmiIndex(masm, &exit, 0x20, 1); |
| 1432 | TestSmiIndex(masm, &exit, 0x30, 100); |
| 1433 | TestSmiIndex(masm, &exit, 0x40, 1000); |
| 1434 | TestSmiIndex(masm, &exit, 0x50, Smi::kMaxValue); |
| 1435 | |
| 1436 | __ xor_(rax, rax); // Success. |
| 1437 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1438 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1439 | __ ret(0); |
| 1440 | |
| 1441 | CodeDesc desc; |
| 1442 | masm->GetCode(&desc); |
| 1443 | // Call the function from C++. |
| 1444 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1445 | CHECK_EQ(0, result); |
| 1446 | } |
| 1447 | |
| 1448 | |
| 1449 | void TestSelectNonSmi(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1450 | __ movl(rax, Immediate(id)); |
| 1451 | __ Move(rcx, Smi::FromInt(x)); |
| 1452 | __ Move(rdx, Smi::FromInt(y)); |
| 1453 | __ xor_(rdx, Immediate(kSmiTagMask)); |
| 1454 | __ SelectNonSmi(r9, rcx, rdx, exit); |
| 1455 | |
| 1456 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1457 | __ cmpq(r9, rdx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1458 | __ j(not_equal, exit); |
| 1459 | |
| 1460 | __ incq(rax); |
| 1461 | __ Move(rcx, Smi::FromInt(x)); |
| 1462 | __ Move(rdx, Smi::FromInt(y)); |
| 1463 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 1464 | __ SelectNonSmi(r9, rcx, rdx, exit); |
| 1465 | |
| 1466 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1467 | __ cmpq(r9, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1468 | __ j(not_equal, exit); |
| 1469 | |
| 1470 | __ incq(rax); |
| 1471 | Label fail_ok; |
| 1472 | __ Move(rcx, Smi::FromInt(x)); |
| 1473 | __ Move(rdx, Smi::FromInt(y)); |
| 1474 | __ xor_(rcx, Immediate(kSmiTagMask)); |
| 1475 | __ xor_(rdx, Immediate(kSmiTagMask)); |
| 1476 | __ SelectNonSmi(r9, rcx, rdx, &fail_ok); |
| 1477 | __ jmp(exit); |
| 1478 | __ bind(&fail_ok); |
| 1479 | } |
| 1480 | |
| 1481 | |
| 1482 | TEST(SmiSelectNonSmi) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1483 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1484 | // Allocate an executable page of memory. |
| 1485 | size_t actual_size; |
| 1486 | byte* buffer = |
| 1487 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 1488 | &actual_size, |
| 1489 | true)); |
| 1490 | CHECK(buffer); |
| 1491 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1492 | MacroAssembler assembler(Isolate::Current(), |
| 1493 | buffer, |
| 1494 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1495 | |
| 1496 | MacroAssembler* masm = &assembler; |
| 1497 | masm->set_allow_stub_calls(false); // Avoid inline checks. |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1498 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1499 | Label exit; |
| 1500 | |
| 1501 | TestSelectNonSmi(masm, &exit, 0x10, 0, 0); |
| 1502 | TestSelectNonSmi(masm, &exit, 0x20, 0, 1); |
| 1503 | TestSelectNonSmi(masm, &exit, 0x30, 1, 0); |
| 1504 | TestSelectNonSmi(masm, &exit, 0x40, 0, -1); |
| 1505 | TestSelectNonSmi(masm, &exit, 0x50, -1, 0); |
| 1506 | TestSelectNonSmi(masm, &exit, 0x60, -1, -1); |
| 1507 | TestSelectNonSmi(masm, &exit, 0x70, 1, 1); |
| 1508 | TestSelectNonSmi(masm, &exit, 0x80, Smi::kMinValue, Smi::kMaxValue); |
| 1509 | TestSelectNonSmi(masm, &exit, 0x90, Smi::kMinValue, Smi::kMinValue); |
| 1510 | |
| 1511 | __ xor_(rax, rax); // Success. |
| 1512 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1513 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1514 | __ ret(0); |
| 1515 | |
| 1516 | CodeDesc desc; |
| 1517 | masm->GetCode(&desc); |
| 1518 | // Call the function from C++. |
| 1519 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1520 | CHECK_EQ(0, result); |
| 1521 | } |
| 1522 | |
| 1523 | |
| 1524 | void TestSmiAnd(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1525 | int result = x & y; |
| 1526 | |
| 1527 | __ movl(rax, Immediate(id)); |
| 1528 | |
| 1529 | __ Move(rcx, Smi::FromInt(x)); |
| 1530 | __ movq(r11, rcx); |
| 1531 | __ Move(rdx, Smi::FromInt(y)); |
| 1532 | __ Move(r8, Smi::FromInt(result)); |
| 1533 | __ SmiAnd(r9, rcx, rdx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1534 | __ cmpq(r8, r9); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1535 | __ j(not_equal, exit); |
| 1536 | |
| 1537 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1538 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1539 | __ j(not_equal, exit); |
| 1540 | |
| 1541 | __ incq(rax); |
| 1542 | __ SmiAnd(rcx, rcx, rdx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1543 | __ cmpq(r8, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1544 | __ j(not_equal, exit); |
| 1545 | |
| 1546 | __ movq(rcx, r11); |
| 1547 | __ incq(rax); |
| 1548 | __ SmiAndConstant(r9, rcx, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1549 | __ cmpq(r8, r9); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1550 | __ j(not_equal, exit); |
| 1551 | |
| 1552 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1553 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1554 | __ j(not_equal, exit); |
| 1555 | |
| 1556 | __ incq(rax); |
| 1557 | __ SmiAndConstant(rcx, rcx, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1558 | __ cmpq(r8, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1559 | __ j(not_equal, exit); |
| 1560 | } |
| 1561 | |
| 1562 | |
| 1563 | TEST(SmiAnd) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1564 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1565 | // Allocate an executable page of memory. |
| 1566 | size_t actual_size; |
| 1567 | byte* buffer = |
| 1568 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 1569 | &actual_size, |
| 1570 | true)); |
| 1571 | CHECK(buffer); |
| 1572 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1573 | MacroAssembler assembler(Isolate::Current(), |
| 1574 | buffer, |
| 1575 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1576 | |
| 1577 | MacroAssembler* masm = &assembler; |
| 1578 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1579 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1580 | Label exit; |
| 1581 | |
| 1582 | TestSmiAnd(masm, &exit, 0x10, 0, 0); |
| 1583 | TestSmiAnd(masm, &exit, 0x20, 0, 1); |
| 1584 | TestSmiAnd(masm, &exit, 0x30, 1, 0); |
| 1585 | TestSmiAnd(masm, &exit, 0x40, 0, -1); |
| 1586 | TestSmiAnd(masm, &exit, 0x50, -1, 0); |
| 1587 | TestSmiAnd(masm, &exit, 0x60, -1, -1); |
| 1588 | TestSmiAnd(masm, &exit, 0x70, 1, 1); |
| 1589 | TestSmiAnd(masm, &exit, 0x80, Smi::kMinValue, Smi::kMaxValue); |
| 1590 | TestSmiAnd(masm, &exit, 0x90, Smi::kMinValue, Smi::kMinValue); |
| 1591 | TestSmiAnd(masm, &exit, 0xA0, Smi::kMinValue, -1); |
| 1592 | TestSmiAnd(masm, &exit, 0xB0, Smi::kMinValue, -1); |
| 1593 | |
| 1594 | __ xor_(rax, rax); // Success. |
| 1595 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1596 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1597 | __ ret(0); |
| 1598 | |
| 1599 | CodeDesc desc; |
| 1600 | masm->GetCode(&desc); |
| 1601 | // Call the function from C++. |
| 1602 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1603 | CHECK_EQ(0, result); |
| 1604 | } |
| 1605 | |
| 1606 | |
| 1607 | void TestSmiOr(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1608 | int result = x | y; |
| 1609 | |
| 1610 | __ movl(rax, Immediate(id)); |
| 1611 | |
| 1612 | __ Move(rcx, Smi::FromInt(x)); |
| 1613 | __ movq(r11, rcx); |
| 1614 | __ Move(rdx, Smi::FromInt(y)); |
| 1615 | __ Move(r8, Smi::FromInt(result)); |
| 1616 | __ SmiOr(r9, rcx, rdx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1617 | __ cmpq(r8, r9); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1618 | __ j(not_equal, exit); |
| 1619 | |
| 1620 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1621 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1622 | __ j(not_equal, exit); |
| 1623 | |
| 1624 | __ incq(rax); |
| 1625 | __ SmiOr(rcx, rcx, rdx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1626 | __ cmpq(r8, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1627 | __ j(not_equal, exit); |
| 1628 | |
| 1629 | __ movq(rcx, r11); |
| 1630 | __ incq(rax); |
| 1631 | __ SmiOrConstant(r9, rcx, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1632 | __ cmpq(r8, r9); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1633 | __ j(not_equal, exit); |
| 1634 | |
| 1635 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1636 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1637 | __ j(not_equal, exit); |
| 1638 | |
| 1639 | __ incq(rax); |
| 1640 | __ SmiOrConstant(rcx, rcx, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1641 | __ cmpq(r8, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1642 | __ j(not_equal, exit); |
| 1643 | } |
| 1644 | |
| 1645 | |
| 1646 | TEST(SmiOr) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1647 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1648 | // Allocate an executable page of memory. |
| 1649 | size_t actual_size; |
| 1650 | byte* buffer = |
| 1651 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 1652 | &actual_size, |
| 1653 | true)); |
| 1654 | CHECK(buffer); |
| 1655 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1656 | MacroAssembler assembler(Isolate::Current(), |
| 1657 | buffer, |
| 1658 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1659 | |
| 1660 | MacroAssembler* masm = &assembler; |
| 1661 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1662 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1663 | Label exit; |
| 1664 | |
| 1665 | TestSmiOr(masm, &exit, 0x10, 0, 0); |
| 1666 | TestSmiOr(masm, &exit, 0x20, 0, 1); |
| 1667 | TestSmiOr(masm, &exit, 0x30, 1, 0); |
| 1668 | TestSmiOr(masm, &exit, 0x40, 0, -1); |
| 1669 | TestSmiOr(masm, &exit, 0x50, -1, 0); |
| 1670 | TestSmiOr(masm, &exit, 0x60, -1, -1); |
| 1671 | TestSmiOr(masm, &exit, 0x70, 1, 1); |
| 1672 | TestSmiOr(masm, &exit, 0x80, Smi::kMinValue, Smi::kMaxValue); |
| 1673 | TestSmiOr(masm, &exit, 0x90, Smi::kMinValue, Smi::kMinValue); |
| 1674 | TestSmiOr(masm, &exit, 0xA0, Smi::kMinValue, -1); |
| 1675 | TestSmiOr(masm, &exit, 0xB0, 0x05555555, 0x01234567); |
| 1676 | TestSmiOr(masm, &exit, 0xC0, 0x05555555, 0x0fedcba9); |
| 1677 | TestSmiOr(masm, &exit, 0xD0, Smi::kMinValue, -1); |
| 1678 | |
| 1679 | __ xor_(rax, rax); // Success. |
| 1680 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1681 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1682 | __ ret(0); |
| 1683 | |
| 1684 | CodeDesc desc; |
| 1685 | masm->GetCode(&desc); |
| 1686 | // Call the function from C++. |
| 1687 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1688 | CHECK_EQ(0, result); |
| 1689 | } |
| 1690 | |
| 1691 | |
| 1692 | void TestSmiXor(MacroAssembler* masm, Label* exit, int id, int x, int y) { |
| 1693 | int result = x ^ y; |
| 1694 | |
| 1695 | __ movl(rax, Immediate(id)); |
| 1696 | |
| 1697 | __ Move(rcx, Smi::FromInt(x)); |
| 1698 | __ movq(r11, rcx); |
| 1699 | __ Move(rdx, Smi::FromInt(y)); |
| 1700 | __ Move(r8, Smi::FromInt(result)); |
| 1701 | __ SmiXor(r9, rcx, rdx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1702 | __ cmpq(r8, r9); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1703 | __ j(not_equal, exit); |
| 1704 | |
| 1705 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1706 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1707 | __ j(not_equal, exit); |
| 1708 | |
| 1709 | __ incq(rax); |
| 1710 | __ SmiXor(rcx, rcx, rdx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1711 | __ cmpq(r8, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1712 | __ j(not_equal, exit); |
| 1713 | |
| 1714 | __ movq(rcx, r11); |
| 1715 | __ incq(rax); |
| 1716 | __ SmiXorConstant(r9, rcx, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1717 | __ cmpq(r8, r9); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1718 | __ j(not_equal, exit); |
| 1719 | |
| 1720 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1721 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1722 | __ j(not_equal, exit); |
| 1723 | |
| 1724 | __ incq(rax); |
| 1725 | __ SmiXorConstant(rcx, rcx, Smi::FromInt(y)); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1726 | __ cmpq(r8, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1727 | __ j(not_equal, exit); |
| 1728 | } |
| 1729 | |
| 1730 | |
| 1731 | TEST(SmiXor) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1732 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1733 | // Allocate an executable page of memory. |
| 1734 | size_t actual_size; |
| 1735 | byte* buffer = |
| 1736 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 1737 | &actual_size, |
| 1738 | true)); |
| 1739 | CHECK(buffer); |
| 1740 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1741 | MacroAssembler assembler(Isolate::Current(), |
| 1742 | buffer, |
| 1743 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1744 | |
| 1745 | MacroAssembler* masm = &assembler; |
| 1746 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1747 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1748 | Label exit; |
| 1749 | |
| 1750 | TestSmiXor(masm, &exit, 0x10, 0, 0); |
| 1751 | TestSmiXor(masm, &exit, 0x20, 0, 1); |
| 1752 | TestSmiXor(masm, &exit, 0x30, 1, 0); |
| 1753 | TestSmiXor(masm, &exit, 0x40, 0, -1); |
| 1754 | TestSmiXor(masm, &exit, 0x50, -1, 0); |
| 1755 | TestSmiXor(masm, &exit, 0x60, -1, -1); |
| 1756 | TestSmiXor(masm, &exit, 0x70, 1, 1); |
| 1757 | TestSmiXor(masm, &exit, 0x80, Smi::kMinValue, Smi::kMaxValue); |
| 1758 | TestSmiXor(masm, &exit, 0x90, Smi::kMinValue, Smi::kMinValue); |
| 1759 | TestSmiXor(masm, &exit, 0xA0, Smi::kMinValue, -1); |
| 1760 | TestSmiXor(masm, &exit, 0xB0, 0x5555555, 0x01234567); |
| 1761 | TestSmiXor(masm, &exit, 0xC0, 0x5555555, 0x0fedcba9); |
| 1762 | TestSmiXor(masm, &exit, 0xD0, Smi::kMinValue, -1); |
| 1763 | |
| 1764 | __ xor_(rax, rax); // Success. |
| 1765 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1766 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1767 | __ ret(0); |
| 1768 | |
| 1769 | CodeDesc desc; |
| 1770 | masm->GetCode(&desc); |
| 1771 | // Call the function from C++. |
| 1772 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1773 | CHECK_EQ(0, result); |
| 1774 | } |
| 1775 | |
| 1776 | |
| 1777 | void TestSmiNot(MacroAssembler* masm, Label* exit, int id, int x) { |
| 1778 | int result = ~x; |
| 1779 | __ movl(rax, Immediate(id)); |
| 1780 | |
| 1781 | __ Move(r8, Smi::FromInt(result)); |
| 1782 | __ Move(rcx, Smi::FromInt(x)); |
| 1783 | __ movq(r11, rcx); |
| 1784 | |
| 1785 | __ SmiNot(r9, rcx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1786 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1787 | __ j(not_equal, exit); |
| 1788 | |
| 1789 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1790 | __ cmpq(r11, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1791 | __ j(not_equal, exit); |
| 1792 | |
| 1793 | __ incq(rax); |
| 1794 | __ SmiNot(rcx, rcx); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1795 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1796 | __ j(not_equal, exit); |
| 1797 | } |
| 1798 | |
| 1799 | |
| 1800 | TEST(SmiNot) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1801 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1802 | // Allocate an executable page of memory. |
| 1803 | size_t actual_size; |
| 1804 | byte* buffer = |
| 1805 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| 1806 | &actual_size, |
| 1807 | true)); |
| 1808 | CHECK(buffer); |
| 1809 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1810 | MacroAssembler assembler(Isolate::Current(), |
| 1811 | buffer, |
| 1812 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1813 | |
| 1814 | MacroAssembler* masm = &assembler; |
| 1815 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1816 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1817 | Label exit; |
| 1818 | |
| 1819 | TestSmiNot(masm, &exit, 0x10, 0); |
| 1820 | TestSmiNot(masm, &exit, 0x20, 1); |
| 1821 | TestSmiNot(masm, &exit, 0x30, -1); |
| 1822 | TestSmiNot(masm, &exit, 0x40, 127); |
| 1823 | TestSmiNot(masm, &exit, 0x50, 65535); |
| 1824 | TestSmiNot(masm, &exit, 0x60, Smi::kMinValue); |
| 1825 | TestSmiNot(masm, &exit, 0x70, Smi::kMaxValue); |
| 1826 | TestSmiNot(masm, &exit, 0x80, 0x05555555); |
| 1827 | |
| 1828 | __ xor_(rax, rax); // Success. |
| 1829 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1830 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1831 | __ ret(0); |
| 1832 | |
| 1833 | CodeDesc desc; |
| 1834 | masm->GetCode(&desc); |
| 1835 | // Call the function from C++. |
| 1836 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1837 | CHECK_EQ(0, result); |
| 1838 | } |
| 1839 | |
| 1840 | |
| 1841 | void TestSmiShiftLeft(MacroAssembler* masm, Label* exit, int id, int x) { |
| 1842 | const int shifts[] = { 0, 1, 7, 24, kSmiValueSize - 1}; |
| 1843 | const int kNumShifts = 5; |
| 1844 | __ movl(rax, Immediate(id)); |
| 1845 | for (int i = 0; i < kNumShifts; i++) { |
| 1846 | // rax == id + i * 10. |
| 1847 | int shift = shifts[i]; |
| 1848 | int result = x << shift; |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1849 | CHECK(Smi::IsValid(result)); |
| 1850 | __ Move(r8, Smi::FromInt(result)); |
| 1851 | __ Move(rcx, Smi::FromInt(x)); |
| 1852 | __ SmiShiftLeftConstant(r9, rcx, shift); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1853 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1854 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1855 | __ cmpq(r9, r8); |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1856 | __ j(not_equal, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1857 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1858 | __ incq(rax); |
| 1859 | __ Move(rcx, Smi::FromInt(x)); |
| 1860 | __ SmiShiftLeftConstant(rcx, rcx, shift); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1861 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1862 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1863 | __ cmpq(rcx, r8); |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1864 | __ j(not_equal, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1865 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1866 | __ incq(rax); |
| 1867 | __ Move(rdx, Smi::FromInt(x)); |
| 1868 | __ Move(rcx, Smi::FromInt(shift)); |
| 1869 | __ SmiShiftLeft(r9, rdx, rcx); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1870 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1871 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1872 | __ cmpq(r9, r8); |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1873 | __ j(not_equal, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1874 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1875 | __ incq(rax); |
| 1876 | __ Move(rdx, Smi::FromInt(x)); |
| 1877 | __ Move(r11, Smi::FromInt(shift)); |
| 1878 | __ SmiShiftLeft(r9, rdx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1879 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1880 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1881 | __ cmpq(r9, r8); |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1882 | __ j(not_equal, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1883 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1884 | __ incq(rax); |
| 1885 | __ Move(rdx, Smi::FromInt(x)); |
| 1886 | __ Move(r11, Smi::FromInt(shift)); |
| 1887 | __ SmiShiftLeft(rdx, rdx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1888 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1889 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1890 | __ cmpq(rdx, r8); |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1891 | __ j(not_equal, exit); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1892 | |
sgjesse@chromium.org | 720dc0b | 2010-05-10 09:25:39 +0000 | [diff] [blame] | 1893 | __ incq(rax); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1894 | } |
| 1895 | } |
| 1896 | |
| 1897 | |
| 1898 | TEST(SmiShiftLeft) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 1899 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1900 | // Allocate an executable page of memory. |
| 1901 | size_t actual_size; |
| 1902 | byte* buffer = |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1903 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 4, |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1904 | &actual_size, |
| 1905 | true)); |
| 1906 | CHECK(buffer); |
| 1907 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 1908 | MacroAssembler assembler(Isolate::Current(), |
| 1909 | buffer, |
| 1910 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1911 | |
| 1912 | MacroAssembler* masm = &assembler; |
| 1913 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1914 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1915 | Label exit; |
| 1916 | |
| 1917 | TestSmiShiftLeft(masm, &exit, 0x10, 0); |
| 1918 | TestSmiShiftLeft(masm, &exit, 0x50, 1); |
| 1919 | TestSmiShiftLeft(masm, &exit, 0x90, 127); |
| 1920 | TestSmiShiftLeft(masm, &exit, 0xD0, 65535); |
| 1921 | TestSmiShiftLeft(masm, &exit, 0x110, Smi::kMaxValue); |
| 1922 | TestSmiShiftLeft(masm, &exit, 0x150, Smi::kMinValue); |
| 1923 | TestSmiShiftLeft(masm, &exit, 0x190, -1); |
| 1924 | |
| 1925 | __ xor_(rax, rax); // Success. |
| 1926 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 1927 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1928 | __ ret(0); |
| 1929 | |
| 1930 | CodeDesc desc; |
| 1931 | masm->GetCode(&desc); |
| 1932 | // Call the function from C++. |
| 1933 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 1934 | CHECK_EQ(0, result); |
| 1935 | } |
| 1936 | |
| 1937 | |
| 1938 | void TestSmiShiftLogicalRight(MacroAssembler* masm, |
| 1939 | Label* exit, |
| 1940 | int id, |
| 1941 | int x) { |
| 1942 | const int shifts[] = { 0, 1, 7, 24, kSmiValueSize - 1}; |
| 1943 | const int kNumShifts = 5; |
| 1944 | __ movl(rax, Immediate(id)); |
| 1945 | for (int i = 0; i < kNumShifts; i++) { |
| 1946 | int shift = shifts[i]; |
| 1947 | intptr_t result = static_cast<unsigned int>(x) >> shift; |
| 1948 | if (Smi::IsValid(result)) { |
ager@chromium.org | c4c9272 | 2009-11-18 14:12:51 +0000 | [diff] [blame] | 1949 | __ Move(r8, Smi::FromInt(static_cast<int>(result))); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1950 | __ Move(rcx, Smi::FromInt(x)); |
| 1951 | __ SmiShiftLogicalRightConstant(r9, rcx, shift, exit); |
| 1952 | |
| 1953 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1954 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1955 | __ j(not_equal, exit); |
| 1956 | |
| 1957 | __ incq(rax); |
| 1958 | __ Move(rdx, Smi::FromInt(x)); |
| 1959 | __ Move(rcx, Smi::FromInt(shift)); |
| 1960 | __ SmiShiftLogicalRight(r9, rdx, rcx, exit); |
| 1961 | |
| 1962 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1963 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1964 | __ j(not_equal, exit); |
| 1965 | |
| 1966 | __ incq(rax); |
| 1967 | __ Move(rdx, Smi::FromInt(x)); |
| 1968 | __ Move(r11, Smi::FromInt(shift)); |
| 1969 | __ SmiShiftLogicalRight(r9, rdx, r11, exit); |
| 1970 | |
| 1971 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1972 | __ cmpq(r9, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1973 | __ j(not_equal, exit); |
| 1974 | |
| 1975 | __ incq(rax); |
| 1976 | } else { |
| 1977 | // Cannot happen with long smis. |
| 1978 | Label fail_ok; |
| 1979 | __ Move(rcx, Smi::FromInt(x)); |
| 1980 | __ movq(r11, rcx); |
| 1981 | __ SmiShiftLogicalRightConstant(r9, rcx, shift, &fail_ok); |
| 1982 | __ jmp(exit); |
| 1983 | __ bind(&fail_ok); |
| 1984 | |
| 1985 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1986 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1987 | __ j(not_equal, exit); |
| 1988 | |
| 1989 | __ incq(rax); |
| 1990 | __ Move(r8, Smi::FromInt(shift)); |
| 1991 | Label fail_ok3; |
| 1992 | __ SmiShiftLogicalRight(r9, rcx, r8, &fail_ok3); |
| 1993 | __ jmp(exit); |
| 1994 | __ bind(&fail_ok3); |
| 1995 | |
| 1996 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 1997 | __ cmpq(rcx, r11); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 1998 | __ j(not_equal, exit); |
| 1999 | |
| 2000 | __ addq(rax, Immediate(3)); |
| 2001 | } |
| 2002 | } |
| 2003 | } |
| 2004 | |
| 2005 | |
| 2006 | TEST(SmiShiftLogicalRight) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2007 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2008 | // Allocate an executable page of memory. |
| 2009 | size_t actual_size; |
| 2010 | byte* buffer = |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2011 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 3, |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2012 | &actual_size, |
| 2013 | true)); |
| 2014 | CHECK(buffer); |
| 2015 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2016 | MacroAssembler assembler(Isolate::Current(), |
| 2017 | buffer, |
| 2018 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2019 | |
| 2020 | MacroAssembler* masm = &assembler; |
| 2021 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2022 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2023 | Label exit; |
| 2024 | |
| 2025 | TestSmiShiftLogicalRight(masm, &exit, 0x10, 0); |
| 2026 | TestSmiShiftLogicalRight(masm, &exit, 0x30, 1); |
| 2027 | TestSmiShiftLogicalRight(masm, &exit, 0x50, 127); |
| 2028 | TestSmiShiftLogicalRight(masm, &exit, 0x70, 65535); |
| 2029 | TestSmiShiftLogicalRight(masm, &exit, 0x90, Smi::kMaxValue); |
| 2030 | TestSmiShiftLogicalRight(masm, &exit, 0xB0, Smi::kMinValue); |
| 2031 | TestSmiShiftLogicalRight(masm, &exit, 0xD0, -1); |
| 2032 | |
| 2033 | __ xor_(rax, rax); // Success. |
| 2034 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2035 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2036 | __ ret(0); |
| 2037 | |
| 2038 | CodeDesc desc; |
| 2039 | masm->GetCode(&desc); |
| 2040 | // Call the function from C++. |
| 2041 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 2042 | CHECK_EQ(0, result); |
| 2043 | } |
| 2044 | |
| 2045 | |
| 2046 | void TestSmiShiftArithmeticRight(MacroAssembler* masm, |
| 2047 | Label* exit, |
| 2048 | int id, |
| 2049 | int x) { |
| 2050 | const int shifts[] = { 0, 1, 7, 24, kSmiValueSize - 1}; |
| 2051 | const int kNumShifts = 5; |
| 2052 | __ movl(rax, Immediate(id)); |
| 2053 | for (int i = 0; i < kNumShifts; i++) { |
| 2054 | int shift = shifts[i]; |
| 2055 | // Guaranteed arithmetic shift. |
| 2056 | int result = (x < 0) ? ~((~x) >> shift) : (x >> shift); |
| 2057 | __ Move(r8, Smi::FromInt(result)); |
| 2058 | __ Move(rcx, Smi::FromInt(x)); |
| 2059 | __ SmiShiftArithmeticRightConstant(rcx, rcx, shift); |
| 2060 | |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 2061 | __ cmpq(rcx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2062 | __ j(not_equal, exit); |
| 2063 | |
| 2064 | __ incq(rax); |
| 2065 | __ Move(rdx, Smi::FromInt(x)); |
| 2066 | __ Move(r11, Smi::FromInt(shift)); |
| 2067 | __ SmiShiftArithmeticRight(rdx, rdx, r11); |
| 2068 | |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 2069 | __ cmpq(rdx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2070 | __ j(not_equal, exit); |
| 2071 | |
| 2072 | __ incq(rax); |
| 2073 | } |
| 2074 | } |
| 2075 | |
| 2076 | |
| 2077 | TEST(SmiShiftArithmeticRight) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2078 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2079 | // Allocate an executable page of memory. |
| 2080 | size_t actual_size; |
| 2081 | byte* buffer = |
| 2082 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 2, |
| 2083 | &actual_size, |
| 2084 | true)); |
| 2085 | CHECK(buffer); |
| 2086 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2087 | MacroAssembler assembler(Isolate::Current(), |
| 2088 | buffer, |
| 2089 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2090 | |
| 2091 | MacroAssembler* masm = &assembler; |
| 2092 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2093 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2094 | Label exit; |
| 2095 | |
| 2096 | TestSmiShiftArithmeticRight(masm, &exit, 0x10, 0); |
| 2097 | TestSmiShiftArithmeticRight(masm, &exit, 0x20, 1); |
| 2098 | TestSmiShiftArithmeticRight(masm, &exit, 0x30, 127); |
| 2099 | TestSmiShiftArithmeticRight(masm, &exit, 0x40, 65535); |
| 2100 | TestSmiShiftArithmeticRight(masm, &exit, 0x50, Smi::kMaxValue); |
| 2101 | TestSmiShiftArithmeticRight(masm, &exit, 0x60, Smi::kMinValue); |
| 2102 | TestSmiShiftArithmeticRight(masm, &exit, 0x70, -1); |
| 2103 | |
| 2104 | __ xor_(rax, rax); // Success. |
| 2105 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2106 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2107 | __ ret(0); |
| 2108 | |
| 2109 | CodeDesc desc; |
| 2110 | masm->GetCode(&desc); |
| 2111 | // Call the function from C++. |
| 2112 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 2113 | CHECK_EQ(0, result); |
| 2114 | } |
| 2115 | |
| 2116 | |
| 2117 | void TestPositiveSmiPowerUp(MacroAssembler* masm, Label* exit, int id, int x) { |
| 2118 | ASSERT(x >= 0); |
| 2119 | int powers[] = { 0, 1, 2, 3, 8, 16, 24, 31 }; |
| 2120 | int power_count = 8; |
| 2121 | __ movl(rax, Immediate(id)); |
| 2122 | for (int i = 0; i < power_count; i++) { |
| 2123 | int power = powers[i]; |
| 2124 | intptr_t result = static_cast<intptr_t>(x) << power; |
| 2125 | __ Set(r8, result); |
| 2126 | __ Move(rcx, Smi::FromInt(x)); |
| 2127 | __ movq(r11, rcx); |
| 2128 | __ PositiveSmiTimesPowerOfTwoToInteger64(rdx, rcx, power); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 2129 | __ cmpq(rdx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2130 | __ j(not_equal, exit); |
| 2131 | __ incq(rax); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 2132 | __ cmpq(r11, rcx); // rcx unchanged. |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2133 | __ j(not_equal, exit); |
| 2134 | __ incq(rax); |
| 2135 | __ PositiveSmiTimesPowerOfTwoToInteger64(rcx, rcx, power); |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 2136 | __ cmpq(rdx, r8); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2137 | __ j(not_equal, exit); |
| 2138 | __ incq(rax); |
| 2139 | } |
| 2140 | } |
| 2141 | |
| 2142 | |
| 2143 | TEST(PositiveSmiTimesPowerOfTwoToInteger64) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2144 | v8::internal::V8::Initialize(NULL); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2145 | // Allocate an executable page of memory. |
| 2146 | size_t actual_size; |
| 2147 | byte* buffer = |
ricow@chromium.org | badaffc | 2011-03-17 12:15:27 +0000 | [diff] [blame] | 2148 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 4, |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2149 | &actual_size, |
| 2150 | true)); |
| 2151 | CHECK(buffer); |
| 2152 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2153 | MacroAssembler assembler(Isolate::Current(), |
| 2154 | buffer, |
| 2155 | static_cast<int>(actual_size)); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2156 | |
| 2157 | MacroAssembler* masm = &assembler; |
| 2158 | masm->set_allow_stub_calls(false); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2159 | EntryCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2160 | Label exit; |
| 2161 | |
| 2162 | TestPositiveSmiPowerUp(masm, &exit, 0x20, 0); |
| 2163 | TestPositiveSmiPowerUp(masm, &exit, 0x40, 1); |
| 2164 | TestPositiveSmiPowerUp(masm, &exit, 0x60, 127); |
| 2165 | TestPositiveSmiPowerUp(masm, &exit, 0x80, 128); |
| 2166 | TestPositiveSmiPowerUp(masm, &exit, 0xA0, 255); |
| 2167 | TestPositiveSmiPowerUp(masm, &exit, 0xC0, 256); |
| 2168 | TestPositiveSmiPowerUp(masm, &exit, 0x100, 65535); |
| 2169 | TestPositiveSmiPowerUp(masm, &exit, 0x120, 65536); |
| 2170 | TestPositiveSmiPowerUp(masm, &exit, 0x140, Smi::kMaxValue); |
| 2171 | |
| 2172 | __ xor_(rax, rax); // Success. |
| 2173 | __ bind(&exit); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2174 | ExitCode(masm); |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2175 | __ ret(0); |
| 2176 | |
| 2177 | CodeDesc desc; |
| 2178 | masm->GetCode(&desc); |
| 2179 | // Call the function from C++. |
| 2180 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 2181 | CHECK_EQ(0, result); |
| 2182 | } |
| 2183 | |
| 2184 | |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2185 | TEST(OperandOffset) { |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 2186 | v8::internal::V8::Initialize(NULL); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2187 | int data[256]; |
| 2188 | for (int i = 0; i < 256; i++) { data[i] = i * 0x01010101; } |
| 2189 | |
| 2190 | // Allocate an executable page of memory. |
| 2191 | size_t actual_size; |
| 2192 | byte* buffer = |
| 2193 | static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize * 2, |
| 2194 | &actual_size, |
| 2195 | true)); |
| 2196 | CHECK(buffer); |
| 2197 | HandleScope handles; |
kmillikin@chromium.org | c36ce6e | 2011-04-04 08:25:31 +0000 | [diff] [blame] | 2198 | MacroAssembler assembler(Isolate::Current(), |
| 2199 | buffer, |
| 2200 | static_cast<int>(actual_size)); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2201 | |
| 2202 | MacroAssembler* masm = &assembler; |
| 2203 | masm->set_allow_stub_calls(false); |
| 2204 | Label exit; |
| 2205 | |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2206 | EntryCode(masm); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2207 | __ push(r13); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2208 | __ push(r14); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2209 | __ push(rbx); |
| 2210 | __ push(rbp); |
| 2211 | __ push(Immediate(0x100)); // <-- rbp |
| 2212 | __ movq(rbp, rsp); |
| 2213 | __ push(Immediate(0x101)); |
| 2214 | __ push(Immediate(0x102)); |
| 2215 | __ push(Immediate(0x103)); |
| 2216 | __ push(Immediate(0x104)); |
| 2217 | __ push(Immediate(0x105)); // <-- rbx |
| 2218 | __ push(Immediate(0x106)); |
| 2219 | __ push(Immediate(0x107)); |
| 2220 | __ push(Immediate(0x108)); |
| 2221 | __ push(Immediate(0x109)); // <-- rsp |
| 2222 | // rbp = rsp[9] |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 2223 | // r15 = rsp[3] |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2224 | // rbx = rsp[5] |
| 2225 | // r13 = rsp[7] |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2226 | __ lea(r14, Operand(rsp, 3 * kPointerSize)); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2227 | __ lea(r13, Operand(rbp, -3 * kPointerSize)); |
| 2228 | __ lea(rbx, Operand(rbp, -5 * kPointerSize)); |
| 2229 | __ movl(rcx, Immediate(2)); |
| 2230 | __ movq(r8, reinterpret_cast<uintptr_t>(&data[128]), RelocInfo::NONE); |
| 2231 | __ movl(rax, Immediate(1)); |
| 2232 | |
| 2233 | Operand sp0 = Operand(rsp, 0); |
| 2234 | |
| 2235 | // Test 1. |
| 2236 | __ movl(rdx, sp0); // Sanity check. |
| 2237 | __ cmpl(rdx, Immediate(0x109)); |
| 2238 | __ j(not_equal, &exit); |
| 2239 | __ incq(rax); |
| 2240 | |
| 2241 | // Test 2. |
| 2242 | // Zero to non-zero displacement. |
| 2243 | __ movl(rdx, Operand(sp0, 2 * kPointerSize)); |
| 2244 | __ cmpl(rdx, Immediate(0x107)); |
| 2245 | __ j(not_equal, &exit); |
| 2246 | __ incq(rax); |
| 2247 | |
| 2248 | Operand sp2 = Operand(rsp, 2 * kPointerSize); |
| 2249 | |
| 2250 | // Test 3. |
| 2251 | __ movl(rdx, sp2); // Sanity check. |
| 2252 | __ cmpl(rdx, Immediate(0x107)); |
| 2253 | __ j(not_equal, &exit); |
| 2254 | __ incq(rax); |
| 2255 | |
| 2256 | __ movl(rdx, Operand(sp2, 2 * kPointerSize)); |
| 2257 | __ cmpl(rdx, Immediate(0x105)); |
| 2258 | __ j(not_equal, &exit); |
| 2259 | __ incq(rax); |
| 2260 | |
| 2261 | // Non-zero to zero displacement. |
| 2262 | __ movl(rdx, Operand(sp2, -2 * kPointerSize)); |
| 2263 | __ cmpl(rdx, Immediate(0x109)); |
| 2264 | __ j(not_equal, &exit); |
| 2265 | __ incq(rax); |
| 2266 | |
| 2267 | Operand sp2c2 = Operand(rsp, rcx, times_pointer_size, 2 * kPointerSize); |
| 2268 | |
| 2269 | // Test 6. |
| 2270 | __ movl(rdx, sp2c2); // Sanity check. |
| 2271 | __ cmpl(rdx, Immediate(0x105)); |
| 2272 | __ j(not_equal, &exit); |
| 2273 | __ incq(rax); |
| 2274 | |
| 2275 | __ movl(rdx, Operand(sp2c2, 2 * kPointerSize)); |
| 2276 | __ cmpl(rdx, Immediate(0x103)); |
| 2277 | __ j(not_equal, &exit); |
| 2278 | __ incq(rax); |
| 2279 | |
| 2280 | // Non-zero to zero displacement. |
| 2281 | __ movl(rdx, Operand(sp2c2, -2 * kPointerSize)); |
| 2282 | __ cmpl(rdx, Immediate(0x107)); |
| 2283 | __ j(not_equal, &exit); |
| 2284 | __ incq(rax); |
| 2285 | |
| 2286 | |
| 2287 | Operand bp0 = Operand(rbp, 0); |
| 2288 | |
| 2289 | // Test 9. |
| 2290 | __ movl(rdx, bp0); // Sanity check. |
| 2291 | __ cmpl(rdx, Immediate(0x100)); |
| 2292 | __ j(not_equal, &exit); |
| 2293 | __ incq(rax); |
| 2294 | |
| 2295 | // Zero to non-zero displacement. |
| 2296 | __ movl(rdx, Operand(bp0, -2 * kPointerSize)); |
| 2297 | __ cmpl(rdx, Immediate(0x102)); |
| 2298 | __ j(not_equal, &exit); |
| 2299 | __ incq(rax); |
| 2300 | |
| 2301 | Operand bp2 = Operand(rbp, -2 * kPointerSize); |
| 2302 | |
| 2303 | // Test 11. |
| 2304 | __ movl(rdx, bp2); // Sanity check. |
| 2305 | __ cmpl(rdx, Immediate(0x102)); |
| 2306 | __ j(not_equal, &exit); |
| 2307 | __ incq(rax); |
| 2308 | |
| 2309 | // Non-zero to zero displacement. |
| 2310 | __ movl(rdx, Operand(bp2, 2 * kPointerSize)); |
| 2311 | __ cmpl(rdx, Immediate(0x100)); |
| 2312 | __ j(not_equal, &exit); |
| 2313 | __ incq(rax); |
| 2314 | |
| 2315 | __ movl(rdx, Operand(bp2, -2 * kPointerSize)); |
| 2316 | __ cmpl(rdx, Immediate(0x104)); |
| 2317 | __ j(not_equal, &exit); |
| 2318 | __ incq(rax); |
| 2319 | |
| 2320 | Operand bp2c4 = Operand(rbp, rcx, times_pointer_size, -4 * kPointerSize); |
| 2321 | |
| 2322 | // Test 14: |
| 2323 | __ movl(rdx, bp2c4); // Sanity check. |
| 2324 | __ cmpl(rdx, Immediate(0x102)); |
| 2325 | __ j(not_equal, &exit); |
| 2326 | __ incq(rax); |
| 2327 | |
| 2328 | __ movl(rdx, Operand(bp2c4, 2 * kPointerSize)); |
| 2329 | __ cmpl(rdx, Immediate(0x100)); |
| 2330 | __ j(not_equal, &exit); |
| 2331 | __ incq(rax); |
| 2332 | |
| 2333 | __ movl(rdx, Operand(bp2c4, -2 * kPointerSize)); |
| 2334 | __ cmpl(rdx, Immediate(0x104)); |
| 2335 | __ j(not_equal, &exit); |
| 2336 | __ incq(rax); |
| 2337 | |
| 2338 | Operand bx0 = Operand(rbx, 0); |
| 2339 | |
| 2340 | // Test 17. |
| 2341 | __ movl(rdx, bx0); // Sanity check. |
| 2342 | __ cmpl(rdx, Immediate(0x105)); |
| 2343 | __ j(not_equal, &exit); |
| 2344 | __ incq(rax); |
| 2345 | |
| 2346 | __ movl(rdx, Operand(bx0, 5 * kPointerSize)); |
| 2347 | __ cmpl(rdx, Immediate(0x100)); |
| 2348 | __ j(not_equal, &exit); |
| 2349 | __ incq(rax); |
| 2350 | |
| 2351 | __ movl(rdx, Operand(bx0, -4 * kPointerSize)); |
| 2352 | __ cmpl(rdx, Immediate(0x109)); |
| 2353 | __ j(not_equal, &exit); |
| 2354 | __ incq(rax); |
| 2355 | |
| 2356 | Operand bx2 = Operand(rbx, 2 * kPointerSize); |
| 2357 | |
| 2358 | // Test 20. |
| 2359 | __ movl(rdx, bx2); // Sanity check. |
| 2360 | __ cmpl(rdx, Immediate(0x103)); |
| 2361 | __ j(not_equal, &exit); |
| 2362 | __ incq(rax); |
| 2363 | |
| 2364 | __ movl(rdx, Operand(bx2, 2 * kPointerSize)); |
| 2365 | __ cmpl(rdx, Immediate(0x101)); |
| 2366 | __ j(not_equal, &exit); |
| 2367 | __ incq(rax); |
| 2368 | |
| 2369 | // Non-zero to zero displacement. |
| 2370 | __ movl(rdx, Operand(bx2, -2 * kPointerSize)); |
| 2371 | __ cmpl(rdx, Immediate(0x105)); |
| 2372 | __ j(not_equal, &exit); |
| 2373 | __ incq(rax); |
| 2374 | |
| 2375 | Operand bx2c2 = Operand(rbx, rcx, times_pointer_size, -2 * kPointerSize); |
| 2376 | |
| 2377 | // Test 23. |
| 2378 | __ movl(rdx, bx2c2); // Sanity check. |
| 2379 | __ cmpl(rdx, Immediate(0x105)); |
| 2380 | __ j(not_equal, &exit); |
| 2381 | __ incq(rax); |
| 2382 | |
| 2383 | __ movl(rdx, Operand(bx2c2, 2 * kPointerSize)); |
| 2384 | __ cmpl(rdx, Immediate(0x103)); |
| 2385 | __ j(not_equal, &exit); |
| 2386 | __ incq(rax); |
| 2387 | |
| 2388 | __ movl(rdx, Operand(bx2c2, -2 * kPointerSize)); |
| 2389 | __ cmpl(rdx, Immediate(0x107)); |
| 2390 | __ j(not_equal, &exit); |
| 2391 | __ incq(rax); |
| 2392 | |
| 2393 | Operand r80 = Operand(r8, 0); |
| 2394 | |
| 2395 | // Test 26. |
| 2396 | __ movl(rdx, r80); // Sanity check. |
| 2397 | __ cmpl(rdx, Immediate(0x80808080)); |
| 2398 | __ j(not_equal, &exit); |
| 2399 | __ incq(rax); |
| 2400 | |
| 2401 | __ movl(rdx, Operand(r80, -8 * kIntSize)); |
| 2402 | __ cmpl(rdx, Immediate(0x78787878)); |
| 2403 | __ j(not_equal, &exit); |
| 2404 | __ incq(rax); |
| 2405 | |
| 2406 | __ movl(rdx, Operand(r80, 8 * kIntSize)); |
| 2407 | __ cmpl(rdx, Immediate(0x88888888)); |
| 2408 | __ j(not_equal, &exit); |
| 2409 | __ incq(rax); |
| 2410 | |
| 2411 | __ movl(rdx, Operand(r80, -64 * kIntSize)); |
| 2412 | __ cmpl(rdx, Immediate(0x40404040)); |
| 2413 | __ j(not_equal, &exit); |
| 2414 | __ incq(rax); |
| 2415 | |
| 2416 | __ movl(rdx, Operand(r80, 64 * kIntSize)); |
| 2417 | __ cmpl(rdx, Immediate(0xC0C0C0C0)); |
| 2418 | __ j(not_equal, &exit); |
| 2419 | __ incq(rax); |
| 2420 | |
| 2421 | Operand r88 = Operand(r8, 8 * kIntSize); |
| 2422 | |
| 2423 | // Test 31. |
| 2424 | __ movl(rdx, r88); // Sanity check. |
| 2425 | __ cmpl(rdx, Immediate(0x88888888)); |
| 2426 | __ j(not_equal, &exit); |
| 2427 | __ incq(rax); |
| 2428 | |
| 2429 | __ movl(rdx, Operand(r88, -8 * kIntSize)); |
| 2430 | __ cmpl(rdx, Immediate(0x80808080)); |
| 2431 | __ j(not_equal, &exit); |
| 2432 | __ incq(rax); |
| 2433 | |
| 2434 | __ movl(rdx, Operand(r88, 8 * kIntSize)); |
| 2435 | __ cmpl(rdx, Immediate(0x90909090)); |
| 2436 | __ j(not_equal, &exit); |
| 2437 | __ incq(rax); |
| 2438 | |
| 2439 | __ movl(rdx, Operand(r88, -64 * kIntSize)); |
| 2440 | __ cmpl(rdx, Immediate(0x48484848)); |
| 2441 | __ j(not_equal, &exit); |
| 2442 | __ incq(rax); |
| 2443 | |
| 2444 | __ movl(rdx, Operand(r88, 64 * kIntSize)); |
| 2445 | __ cmpl(rdx, Immediate(0xC8C8C8C8)); |
| 2446 | __ j(not_equal, &exit); |
| 2447 | __ incq(rax); |
| 2448 | |
| 2449 | |
| 2450 | Operand r864 = Operand(r8, 64 * kIntSize); |
| 2451 | |
| 2452 | // Test 36. |
| 2453 | __ movl(rdx, r864); // Sanity check. |
| 2454 | __ cmpl(rdx, Immediate(0xC0C0C0C0)); |
| 2455 | __ j(not_equal, &exit); |
| 2456 | __ incq(rax); |
| 2457 | |
| 2458 | __ movl(rdx, Operand(r864, -8 * kIntSize)); |
| 2459 | __ cmpl(rdx, Immediate(0xB8B8B8B8)); |
| 2460 | __ j(not_equal, &exit); |
| 2461 | __ incq(rax); |
| 2462 | |
| 2463 | __ movl(rdx, Operand(r864, 8 * kIntSize)); |
| 2464 | __ cmpl(rdx, Immediate(0xC8C8C8C8)); |
| 2465 | __ j(not_equal, &exit); |
| 2466 | __ incq(rax); |
| 2467 | |
| 2468 | __ movl(rdx, Operand(r864, -64 * kIntSize)); |
| 2469 | __ cmpl(rdx, Immediate(0x80808080)); |
| 2470 | __ j(not_equal, &exit); |
| 2471 | __ incq(rax); |
| 2472 | |
| 2473 | __ movl(rdx, Operand(r864, 32 * kIntSize)); |
| 2474 | __ cmpl(rdx, Immediate(0xE0E0E0E0)); |
| 2475 | __ j(not_equal, &exit); |
| 2476 | __ incq(rax); |
| 2477 | |
| 2478 | // 32-bit offset to 8-bit offset. |
| 2479 | __ movl(rdx, Operand(r864, -60 * kIntSize)); |
| 2480 | __ cmpl(rdx, Immediate(0x84848484)); |
| 2481 | __ j(not_equal, &exit); |
| 2482 | __ incq(rax); |
| 2483 | |
| 2484 | __ movl(rdx, Operand(r864, 60 * kIntSize)); |
| 2485 | __ cmpl(rdx, Immediate(0xFCFCFCFC)); |
| 2486 | __ j(not_equal, &exit); |
| 2487 | __ incq(rax); |
| 2488 | |
| 2489 | // Test unaligned offsets. |
| 2490 | |
| 2491 | // Test 43. |
| 2492 | __ movl(rdx, Operand(r80, 2)); |
| 2493 | __ cmpl(rdx, Immediate(0x81818080)); |
| 2494 | __ j(not_equal, &exit); |
| 2495 | __ incq(rax); |
| 2496 | |
| 2497 | __ movl(rdx, Operand(r80, -2)); |
| 2498 | __ cmpl(rdx, Immediate(0x80807F7F)); |
| 2499 | __ j(not_equal, &exit); |
| 2500 | __ incq(rax); |
| 2501 | |
| 2502 | __ movl(rdx, Operand(r80, 126)); |
| 2503 | __ cmpl(rdx, Immediate(0xA0A09F9F)); |
| 2504 | __ j(not_equal, &exit); |
| 2505 | __ incq(rax); |
| 2506 | |
| 2507 | __ movl(rdx, Operand(r80, -126)); |
| 2508 | __ cmpl(rdx, Immediate(0x61616060)); |
| 2509 | __ j(not_equal, &exit); |
| 2510 | __ incq(rax); |
| 2511 | |
| 2512 | __ movl(rdx, Operand(r80, 254)); |
| 2513 | __ cmpl(rdx, Immediate(0xC0C0BFBF)); |
| 2514 | __ j(not_equal, &exit); |
| 2515 | __ incq(rax); |
| 2516 | |
| 2517 | __ movl(rdx, Operand(r80, -254)); |
| 2518 | __ cmpl(rdx, Immediate(0x41414040)); |
| 2519 | __ j(not_equal, &exit); |
| 2520 | __ incq(rax); |
| 2521 | |
| 2522 | // Success. |
| 2523 | |
| 2524 | __ movl(rax, Immediate(0)); |
| 2525 | __ bind(&exit); |
| 2526 | __ lea(rsp, Operand(rbp, kPointerSize)); |
| 2527 | __ pop(rbp); |
| 2528 | __ pop(rbx); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2529 | __ pop(r14); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2530 | __ pop(r13); |
kmillikin@chromium.org | 69ea396 | 2010-07-05 11:01:40 +0000 | [diff] [blame] | 2531 | ExitCode(masm); |
kmillikin@chromium.org | 9155e25 | 2010-05-26 13:27:57 +0000 | [diff] [blame] | 2532 | __ ret(0); |
| 2533 | |
| 2534 | |
| 2535 | CodeDesc desc; |
| 2536 | masm->GetCode(&desc); |
| 2537 | // Call the function from C++. |
| 2538 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 2539 | CHECK_EQ(0, result); |
| 2540 | } |
| 2541 | |
| 2542 | |
| 2543 | |
christian.plesner.hansen@gmail.com | 9d58c2b | 2009-10-16 11:48:38 +0000 | [diff] [blame] | 2544 | #undef __ |