| // Copyright 2012 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <iostream> // NOLINT(readability/streams) |
| |
| #include "src/v8.h" |
| |
| #include "src/base/utils/random-number-generator.h" |
| #include "src/disassembler.h" |
| #include "src/factory.h" |
| #include "src/macro-assembler.h" |
| #include "src/mips/macro-assembler-mips.h" |
| #include "src/mips/simulator-mips.h" |
| |
| #include "test/cctest/cctest.h" |
| |
| |
| using namespace v8::internal; |
| |
| |
| // Define these function prototypes to match JSEntryFunction in execution.cc. |
| typedef Object* (*F1)(int x, int p1, int p2, int p3, int p4); |
| typedef Object* (*F2)(int x, int y, int p2, int p3, int p4); |
| typedef Object* (*F3)(void* p, int p1, int p2, int p3, int p4); |
| |
| |
| #define __ assm. |
| |
| TEST(MIPS0) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| // Addition. |
| __ addu(v0, a0, a1); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| int res = reinterpret_cast<int>( |
| CALL_GENERATED_CODE(isolate, f, 0xab0, 0xc, 0, 0, 0)); |
| CHECK_EQ(static_cast<int32_t>(0xabc), res); |
| } |
| |
| |
| TEST(MIPS1) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| Label L, C; |
| |
| __ mov(a1, a0); |
| __ li(v0, 0); |
| __ b(&C); |
| __ nop(); |
| |
| __ bind(&L); |
| __ addu(v0, v0, a1); |
| __ addiu(a1, a1, -1); |
| |
| __ bind(&C); |
| __ xori(v1, a1, 0); |
| __ Branch(&L, ne, v1, Operand(0)); |
| __ nop(); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F1 f = FUNCTION_CAST<F1>(code->entry()); |
| int res = reinterpret_cast<int>( |
| CALL_GENERATED_CODE(isolate, f, 50, 0, 0, 0, 0)); |
| CHECK_EQ(1275, res); |
| } |
| |
| |
| TEST(MIPS2) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| Label exit, error; |
| |
| // ----- Test all instructions. |
| |
| // Test lui, ori, and addiu, used in the li pseudo-instruction. |
| // This way we can then safely load registers with chosen values. |
| |
| __ ori(t0, zero_reg, 0); |
| __ lui(t0, 0x1234); |
| __ ori(t0, t0, 0); |
| __ ori(t0, t0, 0x0f0f); |
| __ ori(t0, t0, 0xf0f0); |
| __ addiu(t1, t0, 1); |
| __ addiu(t2, t1, -0x10); |
| |
| // Load values in temporary registers. |
| __ li(t0, 0x00000004); |
| __ li(t1, 0x00001234); |
| __ li(t2, 0x12345678); |
| __ li(t3, 0x7fffffff); |
| __ li(t4, 0xfffffffc); |
| __ li(t5, 0xffffedcc); |
| __ li(t6, 0xedcba988); |
| __ li(t7, 0x80000000); |
| |
| // SPECIAL class. |
| __ srl(v0, t2, 8); // 0x00123456 |
| __ sll(v0, v0, 11); // 0x91a2b000 |
| __ sra(v0, v0, 3); // 0xf2345600 |
| __ srav(v0, v0, t0); // 0xff234560 |
| __ sllv(v0, v0, t0); // 0xf2345600 |
| __ srlv(v0, v0, t0); // 0x0f234560 |
| __ Branch(&error, ne, v0, Operand(0x0f234560)); |
| __ nop(); |
| |
| __ addu(v0, t0, t1); // 0x00001238 |
| __ subu(v0, v0, t0); // 0x00001234 |
| __ Branch(&error, ne, v0, Operand(0x00001234)); |
| __ nop(); |
| __ addu(v1, t3, t0); |
| __ Branch(&error, ne, v1, Operand(0x80000003)); |
| __ nop(); |
| __ subu(v1, t7, t0); // 0x7ffffffc |
| __ Branch(&error, ne, v1, Operand(0x7ffffffc)); |
| __ nop(); |
| |
| __ and_(v0, t1, t2); // 0x00001230 |
| __ or_(v0, v0, t1); // 0x00001234 |
| __ xor_(v0, v0, t2); // 0x1234444c |
| __ nor(v0, v0, t2); // 0xedcba987 |
| __ Branch(&error, ne, v0, Operand(0xedcba983)); |
| __ nop(); |
| |
| __ slt(v0, t7, t3); |
| __ Branch(&error, ne, v0, Operand(0x1)); |
| __ nop(); |
| __ sltu(v0, t7, t3); |
| __ Branch(&error, ne, v0, Operand(zero_reg)); |
| __ nop(); |
| // End of SPECIAL class. |
| |
| __ addiu(v0, zero_reg, 0x7421); // 0x00007421 |
| __ addiu(v0, v0, -0x1); // 0x00007420 |
| __ addiu(v0, v0, -0x20); // 0x00007400 |
| __ Branch(&error, ne, v0, Operand(0x00007400)); |
| __ nop(); |
| __ addiu(v1, t3, 0x1); // 0x80000000 |
| __ Branch(&error, ne, v1, Operand(0x80000000)); |
| __ nop(); |
| |
| __ slti(v0, t1, 0x00002000); // 0x1 |
| __ slti(v0, v0, 0xffff8000); // 0x0 |
| __ Branch(&error, ne, v0, Operand(zero_reg)); |
| __ nop(); |
| __ sltiu(v0, t1, 0x00002000); // 0x1 |
| __ sltiu(v0, v0, 0x00008000); // 0x1 |
| __ Branch(&error, ne, v0, Operand(0x1)); |
| __ nop(); |
| |
| __ andi(v0, t1, 0xf0f0); // 0x00001030 |
| __ ori(v0, v0, 0x8a00); // 0x00009a30 |
| __ xori(v0, v0, 0x83cc); // 0x000019fc |
| __ Branch(&error, ne, v0, Operand(0x000019fc)); |
| __ nop(); |
| __ lui(v1, 0x8123); // 0x81230000 |
| __ Branch(&error, ne, v1, Operand(0x81230000)); |
| __ nop(); |
| |
| // Bit twiddling instructions & conditional moves. |
| // Uses t0-t7 as set above. |
| __ Clz(v0, t0); // 29 |
| __ Clz(v1, t1); // 19 |
| __ addu(v0, v0, v1); // 48 |
| __ Clz(v1, t2); // 3 |
| __ addu(v0, v0, v1); // 51 |
| __ Clz(v1, t7); // 0 |
| __ addu(v0, v0, v1); // 51 |
| __ Branch(&error, ne, v0, Operand(51)); |
| __ Movn(a0, t3, t0); // Move a0<-t3 (t0 is NOT 0). |
| __ Ins(a0, t1, 12, 8); // 0x7ff34fff |
| __ Branch(&error, ne, a0, Operand(0x7ff34fff)); |
| __ Movz(a0, t6, t7); // a0 not updated (t7 is NOT 0). |
| __ Ext(a1, a0, 8, 12); // 0x34f |
| __ Branch(&error, ne, a1, Operand(0x34f)); |
| __ Movz(a0, t6, v1); // a0<-t6, v0 is 0, from 8 instr back. |
| __ Branch(&error, ne, a0, Operand(t6)); |
| |
| // Everything was correctly executed. Load the expected result. |
| __ li(v0, 0x31415926); |
| __ b(&exit); |
| __ nop(); |
| |
| __ bind(&error); |
| // Got an error. Return a wrong result. |
| __ li(v0, 666); |
| |
| __ bind(&exit); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| int res = reinterpret_cast<int>( |
| CALL_GENERATED_CODE(isolate, f, 0xab0, 0xc, 0, 0, 0)); |
| CHECK_EQ(static_cast<int32_t>(0x31415926), res); |
| } |
| |
| |
| TEST(MIPS3) { |
| // Test floating point instructions. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double a; |
| double b; |
| double c; |
| double d; |
| double e; |
| double f; |
| double g; |
| double h; |
| double i; |
| float fa; |
| float fb; |
| float fc; |
| float fd; |
| float fe; |
| float ff; |
| float fg; |
| } T; |
| T t; |
| |
| // Create a function that accepts &t, and loads, manipulates, and stores |
| // the doubles t.a ... t.f. |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| Label L, C; |
| |
| // Double precision floating point instructions. |
| __ ldc1(f4, MemOperand(a0, offsetof(T, a)) ); |
| __ ldc1(f6, MemOperand(a0, offsetof(T, b)) ); |
| __ add_d(f8, f4, f6); |
| __ sdc1(f8, MemOperand(a0, offsetof(T, c)) ); // c = a + b. |
| |
| __ mov_d(f10, f8); // c |
| __ neg_d(f12, f6); // -b |
| __ sub_d(f10, f10, f12); |
| __ sdc1(f10, MemOperand(a0, offsetof(T, d)) ); // d = c - (-b). |
| |
| __ sdc1(f4, MemOperand(a0, offsetof(T, b)) ); // b = a. |
| |
| __ li(t0, 120); |
| __ mtc1(t0, f14); |
| __ cvt_d_w(f14, f14); // f14 = 120.0. |
| __ mul_d(f10, f10, f14); |
| __ sdc1(f10, MemOperand(a0, offsetof(T, e)) ); // e = d * 120 = 1.8066e16. |
| |
| __ div_d(f12, f10, f4); |
| __ sdc1(f12, MemOperand(a0, offsetof(T, f)) ); // f = e / a = 120.44. |
| |
| __ sqrt_d(f14, f12); |
| __ sdc1(f14, MemOperand(a0, offsetof(T, g)) ); |
| // g = sqrt(f) = 10.97451593465515908537 |
| |
| if (IsMipsArchVariant(kMips32r2)) { |
| __ ldc1(f4, MemOperand(a0, offsetof(T, h)) ); |
| __ ldc1(f6, MemOperand(a0, offsetof(T, i)) ); |
| __ madd_d(f14, f6, f4, f6); |
| __ sdc1(f14, MemOperand(a0, offsetof(T, h)) ); |
| } |
| |
| // Single precision floating point instructions. |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fa)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(T, fb)) ); |
| __ add_s(f8, f4, f6); |
| __ swc1(f8, MemOperand(a0, offsetof(T, fc)) ); // fc = fa + fb. |
| |
| __ neg_s(f10, f6); // -fb |
| __ sub_s(f10, f8, f10); |
| __ swc1(f10, MemOperand(a0, offsetof(T, fd)) ); // fd = fc - (-fb). |
| |
| __ swc1(f4, MemOperand(a0, offsetof(T, fb)) ); // fb = fa. |
| |
| __ li(t0, 120); |
| __ mtc1(t0, f14); |
| __ cvt_s_w(f14, f14); // f14 = 120.0. |
| __ mul_s(f10, f10, f14); |
| __ swc1(f10, MemOperand(a0, offsetof(T, fe)) ); // fe = fd * 120 |
| |
| __ div_s(f12, f10, f4); |
| __ swc1(f12, MemOperand(a0, offsetof(T, ff)) ); // ff = fe / fa |
| |
| __ sqrt_s(f14, f12); |
| __ swc1(f14, MemOperand(a0, offsetof(T, fg)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| // Double test values. |
| t.a = 1.5e14; |
| t.b = 2.75e11; |
| t.c = 0.0; |
| t.d = 0.0; |
| t.e = 0.0; |
| t.f = 0.0; |
| t.h = 1.5; |
| t.i = 2.75; |
| // Single test values. |
| t.fa = 1.5e6; |
| t.fb = 2.75e4; |
| t.fc = 0.0; |
| t.fd = 0.0; |
| t.fe = 0.0; |
| t.ff = 0.0; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| // Expected double results. |
| CHECK_EQ(1.5e14, t.a); |
| CHECK_EQ(1.5e14, t.b); |
| CHECK_EQ(1.50275e14, t.c); |
| CHECK_EQ(1.50550e14, t.d); |
| CHECK_EQ(1.8066e16, t.e); |
| CHECK_EQ(120.44, t.f); |
| CHECK_EQ(10.97451593465515908537, t.g); |
| if (IsMipsArchVariant(kMips32r2)) { |
| CHECK_EQ(6.875, t.h); |
| } |
| // Expected single results. |
| CHECK_EQ(1.5e6, t.fa); |
| CHECK_EQ(1.5e6, t.fb); |
| CHECK_EQ(1.5275e06, t.fc); |
| CHECK_EQ(1.5550e06, t.fd); |
| CHECK_EQ(1.866e08, t.fe); |
| CHECK_EQ(124.40000152587890625, t.ff); |
| CHECK_EQ(11.1534748077392578125, t.fg); |
| } |
| |
| |
| TEST(MIPS4) { |
| // Exchange between GP anf FP registers is done through memory |
| // on FPXX compiled binaries and architectures that do not support |
| // MTHC1 and MTFC1. If this is the case, skipping this test. |
| if (IsFpxxMode() && |
| (IsMipsArchVariant(kMips32r1) || IsMipsArchVariant(kLoongson))) { |
| return; |
| } |
| |
| // Test moves between floating point and integer registers. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double a; |
| double b; |
| double c; |
| } T; |
| T t; |
| |
| Assembler assm(isolate, NULL, 0); |
| Label L, C; |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, a)) ); |
| __ ldc1(f6, MemOperand(a0, offsetof(T, b)) ); |
| |
| // Swap f4 and f6, by using four integer registers, t0-t3. |
| if (IsFp32Mode()) { |
| __ mfc1(t0, f4); |
| __ mfc1(t1, f5); |
| __ mfc1(t2, f6); |
| __ mfc1(t3, f7); |
| |
| __ mtc1(t0, f6); |
| __ mtc1(t1, f7); |
| __ mtc1(t2, f4); |
| __ mtc1(t3, f5); |
| } else { |
| CHECK(!IsMipsArchVariant(kMips32r1) && !IsMipsArchVariant(kLoongson)); |
| DCHECK(IsFp64Mode() || IsFpxxMode()); |
| __ mfc1(t0, f4); |
| __ mfhc1(t1, f4); |
| __ mfc1(t2, f6); |
| __ mfhc1(t3, f6); |
| |
| __ mtc1(t0, f6); |
| __ mthc1(t1, f6); |
| __ mtc1(t2, f4); |
| __ mthc1(t3, f4); |
| } |
| |
| // Store the swapped f4 and f5 back to memory. |
| __ sdc1(f4, MemOperand(a0, offsetof(T, a)) ); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, c)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.a = 1.5e22; |
| t.b = 2.75e11; |
| t.c = 17.17; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| CHECK_EQ(2.75e11, t.a); |
| CHECK_EQ(2.75e11, t.b); |
| CHECK_EQ(1.5e22, t.c); |
| } |
| |
| |
| TEST(MIPS5) { |
| // Test conversions between doubles and integers. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double a; |
| double b; |
| int i; |
| int j; |
| } T; |
| T t; |
| |
| Assembler assm(isolate, NULL, 0); |
| Label L, C; |
| |
| // Load all structure elements to registers. |
| __ ldc1(f4, MemOperand(a0, offsetof(T, a)) ); |
| __ ldc1(f6, MemOperand(a0, offsetof(T, b)) ); |
| __ lw(t0, MemOperand(a0, offsetof(T, i)) ); |
| __ lw(t1, MemOperand(a0, offsetof(T, j)) ); |
| |
| // Convert double in f4 to int in element i. |
| __ cvt_w_d(f8, f4); |
| __ mfc1(t2, f8); |
| __ sw(t2, MemOperand(a0, offsetof(T, i)) ); |
| |
| // Convert double in f6 to int in element j. |
| __ cvt_w_d(f10, f6); |
| __ mfc1(t3, f10); |
| __ sw(t3, MemOperand(a0, offsetof(T, j)) ); |
| |
| // Convert int in original i (t0) to double in a. |
| __ mtc1(t0, f12); |
| __ cvt_d_w(f0, f12); |
| __ sdc1(f0, MemOperand(a0, offsetof(T, a)) ); |
| |
| // Convert int in original j (t1) to double in b. |
| __ mtc1(t1, f14); |
| __ cvt_d_w(f2, f14); |
| __ sdc1(f2, MemOperand(a0, offsetof(T, b)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.a = 1.5e4; |
| t.b = 2.75e8; |
| t.i = 12345678; |
| t.j = -100000; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| CHECK_EQ(12345678.0, t.a); |
| CHECK_EQ(-100000.0, t.b); |
| CHECK_EQ(15000, t.i); |
| CHECK_EQ(275000000, t.j); |
| } |
| |
| |
| TEST(MIPS6) { |
| // Test simple memory loads and stores. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| uint32_t ui; |
| int32_t si; |
| int32_t r1; |
| int32_t r2; |
| int32_t r3; |
| int32_t r4; |
| int32_t r5; |
| int32_t r6; |
| } T; |
| T t; |
| |
| Assembler assm(isolate, NULL, 0); |
| Label L, C; |
| |
| // Basic word load/store. |
| __ lw(t0, MemOperand(a0, offsetof(T, ui)) ); |
| __ sw(t0, MemOperand(a0, offsetof(T, r1)) ); |
| |
| // lh with positive data. |
| __ lh(t1, MemOperand(a0, offsetof(T, ui)) ); |
| __ sw(t1, MemOperand(a0, offsetof(T, r2)) ); |
| |
| // lh with negative data. |
| __ lh(t2, MemOperand(a0, offsetof(T, si)) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, r3)) ); |
| |
| // lhu with negative data. |
| __ lhu(t3, MemOperand(a0, offsetof(T, si)) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, r4)) ); |
| |
| // lb with negative data. |
| __ lb(t4, MemOperand(a0, offsetof(T, si)) ); |
| __ sw(t4, MemOperand(a0, offsetof(T, r5)) ); |
| |
| // sh writes only 1/2 of word. |
| __ lui(t5, 0x3333); |
| __ ori(t5, t5, 0x3333); |
| __ sw(t5, MemOperand(a0, offsetof(T, r6)) ); |
| __ lhu(t5, MemOperand(a0, offsetof(T, si)) ); |
| __ sh(t5, MemOperand(a0, offsetof(T, r6)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.ui = 0x11223344; |
| t.si = 0x99aabbcc; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| CHECK_EQ(static_cast<int32_t>(0x11223344), t.r1); |
| #if __BYTE_ORDER == __LITTLE_ENDIAN |
| CHECK_EQ(static_cast<int32_t>(0x3344), t.r2); |
| CHECK_EQ(static_cast<int32_t>(0xffffbbcc), t.r3); |
| CHECK_EQ(static_cast<int32_t>(0x0000bbcc), t.r4); |
| CHECK_EQ(static_cast<int32_t>(0xffffffcc), t.r5); |
| CHECK_EQ(static_cast<int32_t>(0x3333bbcc), t.r6); |
| #elif __BYTE_ORDER == __BIG_ENDIAN |
| CHECK_EQ(static_cast<int32_t>(0x1122), t.r2); |
| CHECK_EQ(static_cast<int32_t>(0xffff99aa), t.r3); |
| CHECK_EQ(static_cast<int32_t>(0x000099aa), t.r4); |
| CHECK_EQ(static_cast<int32_t>(0xffffff99), t.r5); |
| CHECK_EQ(static_cast<int32_t>(0x99aa3333), t.r6); |
| #else |
| #error Unknown endianness |
| #endif |
| } |
| |
| |
| TEST(MIPS7) { |
| // Test floating point compare and branch instructions. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double a; |
| double b; |
| double c; |
| double d; |
| double e; |
| double f; |
| int32_t result; |
| } T; |
| T t; |
| |
| // Create a function that accepts &t, and loads, manipulates, and stores |
| // the doubles t.a ... t.f. |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| Label neither_is_nan, less_than, outa_here; |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, a)) ); |
| __ ldc1(f6, MemOperand(a0, offsetof(T, b)) ); |
| if (!IsMipsArchVariant(kMips32r6)) { |
| __ c(UN, D, f4, f6); |
| __ bc1f(&neither_is_nan); |
| } else { |
| __ cmp(UN, L, f2, f4, f6); |
| __ bc1eqz(&neither_is_nan, f2); |
| } |
| __ nop(); |
| __ sw(zero_reg, MemOperand(a0, offsetof(T, result)) ); |
| __ Branch(&outa_here); |
| |
| __ bind(&neither_is_nan); |
| |
| if (IsMipsArchVariant(kLoongson)) { |
| __ c(OLT, D, f6, f4); |
| __ bc1t(&less_than); |
| } else if (IsMipsArchVariant(kMips32r6)) { |
| __ cmp(OLT, L, f2, f6, f4); |
| __ bc1nez(&less_than, f2); |
| } else { |
| __ c(OLT, D, f6, f4, 2); |
| __ bc1t(&less_than, 2); |
| } |
| |
| __ nop(); |
| __ sw(zero_reg, MemOperand(a0, offsetof(T, result)) ); |
| __ Branch(&outa_here); |
| |
| __ bind(&less_than); |
| __ Addu(t0, zero_reg, Operand(1)); |
| __ sw(t0, MemOperand(a0, offsetof(T, result)) ); // Set true. |
| |
| |
| // This test-case should have additional tests. |
| |
| __ bind(&outa_here); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.a = 1.5e14; |
| t.b = 2.75e11; |
| t.c = 2.0; |
| t.d = -4.0; |
| t.e = 0.0; |
| t.f = 0.0; |
| t.result = 0; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| CHECK_EQ(1.5e14, t.a); |
| CHECK_EQ(2.75e11, t.b); |
| CHECK_EQ(1, t.result); |
| } |
| |
| |
| TEST(MIPS8) { |
| // Test ROTR and ROTRV instructions. |
| if (IsMipsArchVariant(kMips32r2)) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| int32_t input; |
| int32_t result_rotr_4; |
| int32_t result_rotr_8; |
| int32_t result_rotr_12; |
| int32_t result_rotr_16; |
| int32_t result_rotr_20; |
| int32_t result_rotr_24; |
| int32_t result_rotr_28; |
| int32_t result_rotrv_4; |
| int32_t result_rotrv_8; |
| int32_t result_rotrv_12; |
| int32_t result_rotrv_16; |
| int32_t result_rotrv_20; |
| int32_t result_rotrv_24; |
| int32_t result_rotrv_28; |
| } T; |
| T t; |
| |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| // Basic word load. |
| __ lw(t0, MemOperand(a0, offsetof(T, input)) ); |
| |
| // ROTR instruction (called through the Ror macro). |
| __ Ror(t1, t0, 0x0004); |
| __ Ror(t2, t0, 0x0008); |
| __ Ror(t3, t0, 0x000c); |
| __ Ror(t4, t0, 0x0010); |
| __ Ror(t5, t0, 0x0014); |
| __ Ror(t6, t0, 0x0018); |
| __ Ror(t7, t0, 0x001c); |
| |
| // Basic word store. |
| __ sw(t1, MemOperand(a0, offsetof(T, result_rotr_4)) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, result_rotr_8)) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, result_rotr_12)) ); |
| __ sw(t4, MemOperand(a0, offsetof(T, result_rotr_16)) ); |
| __ sw(t5, MemOperand(a0, offsetof(T, result_rotr_20)) ); |
| __ sw(t6, MemOperand(a0, offsetof(T, result_rotr_24)) ); |
| __ sw(t7, MemOperand(a0, offsetof(T, result_rotr_28)) ); |
| |
| // ROTRV instruction (called through the Ror macro). |
| __ li(t7, 0x0004); |
| __ Ror(t1, t0, t7); |
| __ li(t7, 0x0008); |
| __ Ror(t2, t0, t7); |
| __ li(t7, 0x000C); |
| __ Ror(t3, t0, t7); |
| __ li(t7, 0x0010); |
| __ Ror(t4, t0, t7); |
| __ li(t7, 0x0014); |
| __ Ror(t5, t0, t7); |
| __ li(t7, 0x0018); |
| __ Ror(t6, t0, t7); |
| __ li(t7, 0x001C); |
| __ Ror(t7, t0, t7); |
| |
| // Basic word store. |
| __ sw(t1, MemOperand(a0, offsetof(T, result_rotrv_4)) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, result_rotrv_8)) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, result_rotrv_12)) ); |
| __ sw(t4, MemOperand(a0, offsetof(T, result_rotrv_16)) ); |
| __ sw(t5, MemOperand(a0, offsetof(T, result_rotrv_20)) ); |
| __ sw(t6, MemOperand(a0, offsetof(T, result_rotrv_24)) ); |
| __ sw(t7, MemOperand(a0, offsetof(T, result_rotrv_28)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.input = 0x12345678; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0x0, 0, 0, 0); |
| USE(dummy); |
| CHECK_EQ(static_cast<int32_t>(0x81234567), t.result_rotr_4); |
| CHECK_EQ(static_cast<int32_t>(0x78123456), t.result_rotr_8); |
| CHECK_EQ(static_cast<int32_t>(0x67812345), t.result_rotr_12); |
| CHECK_EQ(static_cast<int32_t>(0x56781234), t.result_rotr_16); |
| CHECK_EQ(static_cast<int32_t>(0x45678123), t.result_rotr_20); |
| CHECK_EQ(static_cast<int32_t>(0x34567812), t.result_rotr_24); |
| CHECK_EQ(static_cast<int32_t>(0x23456781), t.result_rotr_28); |
| |
| CHECK_EQ(static_cast<int32_t>(0x81234567), t.result_rotrv_4); |
| CHECK_EQ(static_cast<int32_t>(0x78123456), t.result_rotrv_8); |
| CHECK_EQ(static_cast<int32_t>(0x67812345), t.result_rotrv_12); |
| CHECK_EQ(static_cast<int32_t>(0x56781234), t.result_rotrv_16); |
| CHECK_EQ(static_cast<int32_t>(0x45678123), t.result_rotrv_20); |
| CHECK_EQ(static_cast<int32_t>(0x34567812), t.result_rotrv_24); |
| CHECK_EQ(static_cast<int32_t>(0x23456781), t.result_rotrv_28); |
| } |
| } |
| |
| |
| TEST(MIPS9) { |
| // Test BRANCH improvements. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| Label exit, exit2, exit3; |
| |
| __ Branch(&exit, ge, a0, Operand(zero_reg)); |
| __ Branch(&exit2, ge, a0, Operand(0x00001FFF)); |
| __ Branch(&exit3, ge, a0, Operand(0x0001FFFF)); |
| |
| __ bind(&exit); |
| __ bind(&exit2); |
| __ bind(&exit3); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| } |
| |
| |
| TEST(MIPS10) { |
| // Test conversions between doubles and words. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double a; |
| double b; |
| int32_t dbl_mant; |
| int32_t dbl_exp; |
| int32_t word; |
| int32_t b_word; |
| } T; |
| T t; |
| |
| Assembler assm(isolate, NULL, 0); |
| Label L, C; |
| |
| if (IsMipsArchVariant(kMips32r1) || IsMipsArchVariant(kLoongson)) return; |
| |
| // Load all structure elements to registers. |
| // (f0, f1) = a (fp32), f0 = a (fp64) |
| __ ldc1(f0, MemOperand(a0, offsetof(T, a))); |
| |
| __ mfc1(t0, f0); // t0 = f0(31..0) |
| __ mfhc1(t1, f0); // t1 = sign_extend(f0(63..32)) |
| __ sw(t0, MemOperand(a0, offsetof(T, dbl_mant))); // dbl_mant = t0 |
| __ sw(t1, MemOperand(a0, offsetof(T, dbl_exp))); // dbl_exp = t1 |
| |
| // Convert double in f0 to word, save hi/lo parts. |
| __ cvt_w_d(f0, f0); // a_word = (word)a |
| __ mfc1(t0, f0); // f0 has a 32-bits word. t0 = a_word |
| __ sw(t0, MemOperand(a0, offsetof(T, word))); // word = a_word |
| |
| // Convert the b word to double b. |
| __ lw(t0, MemOperand(a0, offsetof(T, b_word))); |
| __ mtc1(t0, f8); // f8 has a 32-bits word. |
| __ cvt_d_w(f10, f8); |
| __ sdc1(f10, MemOperand(a0, offsetof(T, b))); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.a = 2.147483646e+09; // 0x7FFFFFFE -> 0xFF80000041DFFFFF as double. |
| t.b_word = 0x0ff00ff0; // 0x0FF00FF0 -> 0x as double. |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| CHECK_EQ(static_cast<int32_t>(0x41DFFFFF), t.dbl_exp); |
| CHECK_EQ(static_cast<int32_t>(0xFF800000), t.dbl_mant); |
| CHECK_EQ(static_cast<int32_t>(0x7FFFFFFE), t.word); |
| // 0x0FF00FF0 -> 2.6739096+e08 |
| CHECK_EQ(2.6739096e08, t.b); |
| } |
| |
| |
| TEST(MIPS11) { |
| // Do not run test on MIPS32r6, as these instructions are removed. |
| if (IsMipsArchVariant(kMips32r6)) return; |
| // Test LWL, LWR, SWL and SWR instructions. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| int32_t reg_init; |
| int32_t mem_init; |
| int32_t lwl_0; |
| int32_t lwl_1; |
| int32_t lwl_2; |
| int32_t lwl_3; |
| int32_t lwr_0; |
| int32_t lwr_1; |
| int32_t lwr_2; |
| int32_t lwr_3; |
| int32_t swl_0; |
| int32_t swl_1; |
| int32_t swl_2; |
| int32_t swl_3; |
| int32_t swr_0; |
| int32_t swr_1; |
| int32_t swr_2; |
| int32_t swr_3; |
| } T; |
| T t; |
| |
| Assembler assm(isolate, NULL, 0); |
| |
| // Test all combinations of LWL and vAddr. |
| __ lw(t0, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwl(t0, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t0, MemOperand(a0, offsetof(T, lwl_0)) ); |
| |
| __ lw(t1, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwl(t1, MemOperand(a0, offsetof(T, mem_init) + 1) ); |
| __ sw(t1, MemOperand(a0, offsetof(T, lwl_1)) ); |
| |
| __ lw(t2, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwl(t2, MemOperand(a0, offsetof(T, mem_init) + 2) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, lwl_2)) ); |
| |
| __ lw(t3, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwl(t3, MemOperand(a0, offsetof(T, mem_init) + 3) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, lwl_3)) ); |
| |
| // Test all combinations of LWR and vAddr. |
| __ lw(t0, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwr(t0, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t0, MemOperand(a0, offsetof(T, lwr_0)) ); |
| |
| __ lw(t1, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwr(t1, MemOperand(a0, offsetof(T, mem_init) + 1) ); |
| __ sw(t1, MemOperand(a0, offsetof(T, lwr_1)) ); |
| |
| __ lw(t2, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwr(t2, MemOperand(a0, offsetof(T, mem_init) + 2) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, lwr_2)) ); |
| |
| __ lw(t3, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ lwr(t3, MemOperand(a0, offsetof(T, mem_init) + 3) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, lwr_3)) ); |
| |
| // Test all combinations of SWL and vAddr. |
| __ lw(t0, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t0, MemOperand(a0, offsetof(T, swl_0)) ); |
| __ lw(t0, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swl(t0, MemOperand(a0, offsetof(T, swl_0)) ); |
| |
| __ lw(t1, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t1, MemOperand(a0, offsetof(T, swl_1)) ); |
| __ lw(t1, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swl(t1, MemOperand(a0, offsetof(T, swl_1) + 1) ); |
| |
| __ lw(t2, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, swl_2)) ); |
| __ lw(t2, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swl(t2, MemOperand(a0, offsetof(T, swl_2) + 2) ); |
| |
| __ lw(t3, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, swl_3)) ); |
| __ lw(t3, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swl(t3, MemOperand(a0, offsetof(T, swl_3) + 3) ); |
| |
| // Test all combinations of SWR and vAddr. |
| __ lw(t0, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t0, MemOperand(a0, offsetof(T, swr_0)) ); |
| __ lw(t0, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swr(t0, MemOperand(a0, offsetof(T, swr_0)) ); |
| |
| __ lw(t1, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t1, MemOperand(a0, offsetof(T, swr_1)) ); |
| __ lw(t1, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swr(t1, MemOperand(a0, offsetof(T, swr_1) + 1) ); |
| |
| __ lw(t2, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t2, MemOperand(a0, offsetof(T, swr_2)) ); |
| __ lw(t2, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swr(t2, MemOperand(a0, offsetof(T, swr_2) + 2) ); |
| |
| __ lw(t3, MemOperand(a0, offsetof(T, mem_init)) ); |
| __ sw(t3, MemOperand(a0, offsetof(T, swr_3)) ); |
| __ lw(t3, MemOperand(a0, offsetof(T, reg_init)) ); |
| __ swr(t3, MemOperand(a0, offsetof(T, swr_3) + 3) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.reg_init = 0xaabbccdd; |
| t.mem_init = 0x11223344; |
| |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| #if __BYTE_ORDER == __LITTLE_ENDIAN |
| CHECK_EQ(static_cast<int32_t>(0x44bbccdd), t.lwl_0); |
| CHECK_EQ(static_cast<int32_t>(0x3344ccdd), t.lwl_1); |
| CHECK_EQ(static_cast<int32_t>(0x223344dd), t.lwl_2); |
| CHECK_EQ(static_cast<int32_t>(0x11223344), t.lwl_3); |
| |
| CHECK_EQ(static_cast<int32_t>(0x11223344), t.lwr_0); |
| CHECK_EQ(static_cast<int32_t>(0xaa112233), t.lwr_1); |
| CHECK_EQ(static_cast<int32_t>(0xaabb1122), t.lwr_2); |
| CHECK_EQ(static_cast<int32_t>(0xaabbcc11), t.lwr_3); |
| |
| CHECK_EQ(static_cast<int32_t>(0x112233aa), t.swl_0); |
| CHECK_EQ(static_cast<int32_t>(0x1122aabb), t.swl_1); |
| CHECK_EQ(static_cast<int32_t>(0x11aabbcc), t.swl_2); |
| CHECK_EQ(static_cast<int32_t>(0xaabbccdd), t.swl_3); |
| |
| CHECK_EQ(static_cast<int32_t>(0xaabbccdd), t.swr_0); |
| CHECK_EQ(static_cast<int32_t>(0xbbccdd44), t.swr_1); |
| CHECK_EQ(static_cast<int32_t>(0xccdd3344), t.swr_2); |
| CHECK_EQ(static_cast<int32_t>(0xdd223344), t.swr_3); |
| #elif __BYTE_ORDER == __BIG_ENDIAN |
| CHECK_EQ(static_cast<int32_t>(0x11223344), t.lwl_0); |
| CHECK_EQ(static_cast<int32_t>(0x223344dd), t.lwl_1); |
| CHECK_EQ(static_cast<int32_t>(0x3344ccdd), t.lwl_2); |
| CHECK_EQ(static_cast<int32_t>(0x44bbccdd), t.lwl_3); |
| |
| CHECK_EQ(static_cast<int32_t>(0xaabbcc11), t.lwr_0); |
| CHECK_EQ(static_cast<int32_t>(0xaabb1122), t.lwr_1); |
| CHECK_EQ(static_cast<int32_t>(0xaa112233), t.lwr_2); |
| CHECK_EQ(static_cast<int32_t>(0x11223344), t.lwr_3); |
| |
| CHECK_EQ(static_cast<int32_t>(0xaabbccdd), t.swl_0); |
| CHECK_EQ(static_cast<int32_t>(0x11aabbcc), t.swl_1); |
| CHECK_EQ(static_cast<int32_t>(0x1122aabb), t.swl_2); |
| CHECK_EQ(static_cast<int32_t>(0x112233aa), t.swl_3); |
| |
| CHECK_EQ(static_cast<int32_t>(0xdd223344), t.swr_0); |
| CHECK_EQ(static_cast<int32_t>(0xccdd3344), t.swr_1); |
| CHECK_EQ(static_cast<int32_t>(0xbbccdd44), t.swr_2); |
| CHECK_EQ(static_cast<int32_t>(0xaabbccdd), t.swr_3); |
| #else |
| #error Unknown endianness |
| #endif |
| } |
| |
| |
| TEST(MIPS12) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| int32_t x; |
| int32_t y; |
| int32_t y1; |
| int32_t y2; |
| int32_t y3; |
| int32_t y4; |
| } T; |
| T t; |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ mov(t6, fp); // Save frame pointer. |
| __ mov(fp, a0); // Access struct T by fp. |
| __ lw(t0, MemOperand(a0, offsetof(T, y)) ); |
| __ lw(t3, MemOperand(a0, offsetof(T, y4)) ); |
| |
| __ addu(t1, t0, t3); |
| __ subu(t4, t0, t3); |
| __ nop(); |
| __ push(t0); // These instructions disappear after opt. |
| __ Pop(); |
| __ addu(t0, t0, t0); |
| __ nop(); |
| __ Pop(); // These instructions disappear after opt. |
| __ push(t3); |
| __ nop(); |
| __ push(t3); // These instructions disappear after opt. |
| __ pop(t3); |
| __ nop(); |
| __ push(t3); |
| __ pop(t4); |
| __ nop(); |
| __ sw(t0, MemOperand(fp, offsetof(T, y)) ); |
| __ lw(t0, MemOperand(fp, offsetof(T, y)) ); |
| __ nop(); |
| __ sw(t0, MemOperand(fp, offsetof(T, y)) ); |
| __ lw(t1, MemOperand(fp, offsetof(T, y)) ); |
| __ nop(); |
| __ push(t1); |
| __ lw(t1, MemOperand(fp, offsetof(T, y)) ); |
| __ pop(t1); |
| __ nop(); |
| __ push(t1); |
| __ lw(t2, MemOperand(fp, offsetof(T, y)) ); |
| __ pop(t1); |
| __ nop(); |
| __ push(t1); |
| __ lw(t2, MemOperand(fp, offsetof(T, y)) ); |
| __ pop(t2); |
| __ nop(); |
| __ push(t2); |
| __ lw(t2, MemOperand(fp, offsetof(T, y)) ); |
| __ pop(t1); |
| __ nop(); |
| __ push(t1); |
| __ lw(t2, MemOperand(fp, offsetof(T, y)) ); |
| __ pop(t3); |
| __ nop(); |
| |
| __ mov(fp, t6); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.x = 1; |
| t.y = 2; |
| t.y1 = 3; |
| t.y2 = 4; |
| t.y3 = 0XBABA; |
| t.y4 = 0xDEDA; |
| |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| CHECK_EQ(3, t.y1); |
| } |
| |
| |
| TEST(MIPS13) { |
| // Test Cvt_d_uw and Trunc_uw_d macros. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double cvt_big_out; |
| double cvt_small_out; |
| uint32_t trunc_big_out; |
| uint32_t trunc_small_out; |
| uint32_t cvt_big_in; |
| uint32_t cvt_small_in; |
| } T; |
| T t; |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ sw(t0, MemOperand(a0, offsetof(T, cvt_small_in))); |
| __ Cvt_d_uw(f10, t0, f4); |
| __ sdc1(f10, MemOperand(a0, offsetof(T, cvt_small_out))); |
| |
| __ Trunc_uw_d(f10, f10, f4); |
| __ swc1(f10, MemOperand(a0, offsetof(T, trunc_small_out))); |
| |
| __ sw(t0, MemOperand(a0, offsetof(T, cvt_big_in))); |
| __ Cvt_d_uw(f8, t0, f4); |
| __ sdc1(f8, MemOperand(a0, offsetof(T, cvt_big_out))); |
| |
| __ Trunc_uw_d(f8, f8, f4); |
| __ swc1(f8, MemOperand(a0, offsetof(T, trunc_big_out))); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| t.cvt_big_in = 0xFFFFFFFF; |
| t.cvt_small_in = 333; |
| |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| CHECK_EQ(t.cvt_big_out, static_cast<double>(t.cvt_big_in)); |
| CHECK_EQ(t.cvt_small_out, static_cast<double>(t.cvt_small_in)); |
| |
| CHECK_EQ(static_cast<int>(t.trunc_big_out), static_cast<int>(t.cvt_big_in)); |
| CHECK_EQ(static_cast<int>(t.trunc_small_out), |
| static_cast<int>(t.cvt_small_in)); |
| } |
| |
| |
| TEST(MIPS14) { |
| // Test round, floor, ceil, trunc, cvt. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| #define ROUND_STRUCT_ELEMENT(x) \ |
| uint32_t x##_isNaN2008; \ |
| int32_t x##_up_out; \ |
| int32_t x##_down_out; \ |
| int32_t neg_##x##_up_out; \ |
| int32_t neg_##x##_down_out; \ |
| uint32_t x##_err1_out; \ |
| uint32_t x##_err2_out; \ |
| uint32_t x##_err3_out; \ |
| uint32_t x##_err4_out; \ |
| int32_t x##_invalid_result; |
| |
| typedef struct { |
| double round_up_in; |
| double round_down_in; |
| double neg_round_up_in; |
| double neg_round_down_in; |
| double err1_in; |
| double err2_in; |
| double err3_in; |
| double err4_in; |
| |
| ROUND_STRUCT_ELEMENT(round) |
| ROUND_STRUCT_ELEMENT(floor) |
| ROUND_STRUCT_ELEMENT(ceil) |
| ROUND_STRUCT_ELEMENT(trunc) |
| ROUND_STRUCT_ELEMENT(cvt) |
| } T; |
| T t; |
| |
| #undef ROUND_STRUCT_ELEMENT |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| // Save FCSR. |
| __ cfc1(a1, FCSR); |
| // Disable FPU exceptions. |
| __ ctc1(zero_reg, FCSR); |
| #define RUN_ROUND_TEST(x) \ |
| __ cfc1(t0, FCSR);\ |
| __ sw(t0, MemOperand(a0, offsetof(T, x##_isNaN2008))); \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, round_up_in))); \ |
| __ x##_w_d(f0, f0); \ |
| __ swc1(f0, MemOperand(a0, offsetof(T, x##_up_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, round_down_in))); \ |
| __ x##_w_d(f0, f0); \ |
| __ swc1(f0, MemOperand(a0, offsetof(T, x##_down_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, neg_round_up_in))); \ |
| __ x##_w_d(f0, f0); \ |
| __ swc1(f0, MemOperand(a0, offsetof(T, neg_##x##_up_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, neg_round_down_in))); \ |
| __ x##_w_d(f0, f0); \ |
| __ swc1(f0, MemOperand(a0, offsetof(T, neg_##x##_down_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, err1_in))); \ |
| __ ctc1(zero_reg, FCSR); \ |
| __ x##_w_d(f0, f0); \ |
| __ cfc1(a2, FCSR); \ |
| __ sw(a2, MemOperand(a0, offsetof(T, x##_err1_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, err2_in))); \ |
| __ ctc1(zero_reg, FCSR); \ |
| __ x##_w_d(f0, f0); \ |
| __ cfc1(a2, FCSR); \ |
| __ sw(a2, MemOperand(a0, offsetof(T, x##_err2_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, err3_in))); \ |
| __ ctc1(zero_reg, FCSR); \ |
| __ x##_w_d(f0, f0); \ |
| __ cfc1(a2, FCSR); \ |
| __ sw(a2, MemOperand(a0, offsetof(T, x##_err3_out))); \ |
| \ |
| __ ldc1(f0, MemOperand(a0, offsetof(T, err4_in))); \ |
| __ ctc1(zero_reg, FCSR); \ |
| __ x##_w_d(f0, f0); \ |
| __ cfc1(a2, FCSR); \ |
| __ sw(a2, MemOperand(a0, offsetof(T, x##_err4_out))); \ |
| __ swc1(f0, MemOperand(a0, offsetof(T, x##_invalid_result))); |
| |
| RUN_ROUND_TEST(round) |
| RUN_ROUND_TEST(floor) |
| RUN_ROUND_TEST(ceil) |
| RUN_ROUND_TEST(trunc) |
| RUN_ROUND_TEST(cvt) |
| |
| // Restore FCSR. |
| __ ctc1(a1, FCSR); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| t.round_up_in = 123.51; |
| t.round_down_in = 123.49; |
| t.neg_round_up_in = -123.5; |
| t.neg_round_down_in = -123.49; |
| t.err1_in = 123.51; |
| t.err2_in = 1; |
| t.err3_in = static_cast<double>(1) + 0xFFFFFFFF; |
| t.err4_in = NAN; |
| |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| #define GET_FPU_ERR(x) (static_cast<int>(x & kFCSRFlagMask)) |
| #define CHECK_NAN2008(x) (x & kFCSRNaN2008FlagMask) |
| #define CHECK_ROUND_RESULT(type) \ |
| CHECK(GET_FPU_ERR(t.type##_err1_out) & kFCSRInexactFlagMask); \ |
| CHECK_EQ(0, GET_FPU_ERR(t.type##_err2_out)); \ |
| CHECK(GET_FPU_ERR(t.type##_err3_out) & kFCSRInvalidOpFlagMask); \ |
| CHECK(GET_FPU_ERR(t.type##_err4_out) & kFCSRInvalidOpFlagMask); \ |
| if (CHECK_NAN2008(t.type##_isNaN2008) && kArchVariant == kMips32r6) {\ |
| CHECK_EQ(static_cast<int32_t>(0), t.type##_invalid_result);\ |
| } else {\ |
| CHECK_EQ(static_cast<int32_t>(kFPUInvalidResult), t.type##_invalid_result);\ |
| } |
| |
| |
| CHECK_ROUND_RESULT(round); |
| CHECK_ROUND_RESULT(floor); |
| CHECK_ROUND_RESULT(ceil); |
| CHECK_ROUND_RESULT(cvt); |
| } |
| |
| |
| TEST(MIPS15) { |
| // Test chaining of label usages within instructions (issue 1644). |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| Assembler assm(isolate, NULL, 0); |
| |
| Label target; |
| __ beq(v0, v1, &target); |
| __ nop(); |
| __ bne(v0, v1, &target); |
| __ nop(); |
| __ bind(&target); |
| __ nop(); |
| } |
| |
| |
| // ----------------------mips32r6 specific tests---------------------- |
| TEST(seleqz_selnez) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test { |
| int a; |
| int b; |
| int c; |
| int d; |
| double e; |
| double f; |
| double g; |
| double h; |
| float i; |
| float j; |
| float k; |
| float l; |
| } Test; |
| |
| Test test; |
| // Integer part of test. |
| __ addiu(t1, zero_reg, 1); // t1 = 1 |
| __ seleqz(t3, t1, zero_reg); // t3 = 1 |
| __ sw(t3, MemOperand(a0, offsetof(Test, a))); // a = 1 |
| __ seleqz(t2, t1, t1); // t2 = 0 |
| __ sw(t2, MemOperand(a0, offsetof(Test, b))); // b = 0 |
| __ selnez(t3, t1, zero_reg); // t3 = 1; |
| __ sw(t3, MemOperand(a0, offsetof(Test, c))); // c = 0 |
| __ selnez(t3, t1, t1); // t3 = 1 |
| __ sw(t3, MemOperand(a0, offsetof(Test, d))); // d = 1 |
| // Floating point part of test. |
| __ ldc1(f0, MemOperand(a0, offsetof(Test, e)) ); // src |
| __ ldc1(f2, MemOperand(a0, offsetof(Test, f)) ); // test |
| __ lwc1(f8, MemOperand(a0, offsetof(Test, i)) ); // src |
| __ lwc1(f10, MemOperand(a0, offsetof(Test, j)) ); // test |
| __ seleqz_d(f4, f0, f2); |
| __ selnez_d(f6, f0, f2); |
| __ seleqz_s(f12, f8, f10); |
| __ selnez_s(f14, f8, f10); |
| __ sdc1(f4, MemOperand(a0, offsetof(Test, g)) ); // src |
| __ sdc1(f6, MemOperand(a0, offsetof(Test, h)) ); // src |
| __ swc1(f12, MemOperand(a0, offsetof(Test, k)) ); // src |
| __ swc1(f14, MemOperand(a0, offsetof(Test, l)) ); // src |
| __ jr(ra); |
| __ nop(); |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| |
| CHECK_EQ(test.a, 1); |
| CHECK_EQ(test.b, 0); |
| CHECK_EQ(test.c, 0); |
| CHECK_EQ(test.d, 1); |
| |
| const int test_size = 3; |
| const int input_size = 5; |
| |
| double inputs_D[input_size] = {0.0, 65.2, -70.32, |
| 18446744073709551621.0, -18446744073709551621.0}; |
| double outputs_D[input_size] = {0.0, 65.2, -70.32, |
| 18446744073709551621.0, -18446744073709551621.0}; |
| double tests_D[test_size*2] = {2.8, 2.9, -2.8, -2.9, |
| 18446744073709551616.0, 18446744073709555712.0}; |
| float inputs_S[input_size] = {0.0, 65.2, -70.32, |
| 18446744073709551621.0, -18446744073709551621.0}; |
| float outputs_S[input_size] = {0.0, 65.2, -70.32, |
| 18446744073709551621.0, -18446744073709551621.0}; |
| float tests_S[test_size*2] = {2.9, 2.8, -2.9, -2.8, |
| 18446744073709551616.0, 18446746272732807168.0}; |
| for (int j=0; j < test_size; j+=2) { |
| for (int i=0; i < input_size; i++) { |
| test.e = inputs_D[i]; |
| test.f = tests_D[j]; |
| test.i = inputs_S[i]; |
| test.j = tests_S[j]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.g, outputs_D[i]); |
| CHECK_EQ(test.h, 0); |
| CHECK_EQ(test.k, outputs_S[i]); |
| CHECK_EQ(test.l, 0); |
| |
| test.f = tests_D[j+1]; |
| test.j = tests_S[j+1]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.g, 0); |
| CHECK_EQ(test.h, outputs_D[i]); |
| CHECK_EQ(test.k, 0); |
| CHECK_EQ(test.l, outputs_S[i]); |
| } |
| } |
| } |
| } |
| |
| |
| TEST(min_max) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, nullptr, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| struct TestFloat { |
| double a; |
| double b; |
| double c; |
| double d; |
| float e; |
| float f; |
| float g; |
| float h; |
| }; |
| |
| TestFloat test; |
| const double dnan = std::numeric_limits<double>::quiet_NaN(); |
| const double dinf = std::numeric_limits<double>::infinity(); |
| const double dminf = -std::numeric_limits<double>::infinity(); |
| const float fnan = std::numeric_limits<float>::quiet_NaN(); |
| const float finf = std::numeric_limits<float>::infinity(); |
| const float fminf = std::numeric_limits<float>::infinity(); |
| const int kTableLength = 13; |
| double inputsa[kTableLength] = {2.0, 3.0, dnan, 3.0, -0.0, 0.0, dinf, |
| dnan, 42.0, dinf, dminf, dinf, dnan}; |
| double inputsb[kTableLength] = {3.0, 2.0, 3.0, dnan, 0.0, -0.0, dnan, |
| dinf, dinf, 42.0, dinf, dminf, dnan}; |
| double outputsdmin[kTableLength] = {2.0, 2.0, 3.0, 3.0, -0.0, |
| -0.0, dinf, dinf, 42.0, 42.0, |
| dminf, dminf, dnan}; |
| double outputsdmax[kTableLength] = {3.0, 3.0, 3.0, 3.0, 0.0, 0.0, dinf, |
| dinf, dinf, dinf, dinf, dinf, dnan}; |
| |
| float inputse[kTableLength] = {2.0, 3.0, fnan, 3.0, -0.0, 0.0, finf, |
| fnan, 42.0, finf, fminf, finf, fnan}; |
| float inputsf[kTableLength] = {3.0, 2.0, 3.0, fnan, 0.0, -0.0, fnan, |
| finf, finf, 42.0, finf, fminf, fnan}; |
| float outputsfmin[kTableLength] = {2.0, 2.0, 3.0, 3.0, -0.0, |
| -0.0, finf, finf, 42.0, 42.0, |
| fminf, fminf, fnan}; |
| float outputsfmax[kTableLength] = {3.0, 3.0, 3.0, 3.0, 0.0, 0.0, finf, |
| finf, finf, finf, finf, finf, fnan}; |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, a))); |
| __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, b))); |
| __ lwc1(f2, MemOperand(a0, offsetof(TestFloat, e))); |
| __ lwc1(f6, MemOperand(a0, offsetof(TestFloat, f))); |
| __ min_d(f10, f4, f8); |
| __ max_d(f12, f4, f8); |
| __ min_s(f14, f2, f6); |
| __ max_s(f16, f2, f6); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, c))); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, d))); |
| __ swc1(f14, MemOperand(a0, offsetof(TestFloat, g))); |
| __ swc1(f16, MemOperand(a0, offsetof(TestFloat, h))); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputsa[i]; |
| test.b = inputsb[i]; |
| test.e = inputse[i]; |
| test.f = inputsf[i]; |
| |
| CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0); |
| |
| CHECK_EQ(0, memcmp(&test.c, &outputsdmin[i], sizeof(test.c))); |
| CHECK_EQ(0, memcmp(&test.d, &outputsdmax[i], sizeof(test.d))); |
| CHECK_EQ(0, memcmp(&test.g, &outputsfmin[i], sizeof(test.g))); |
| CHECK_EQ(0, memcmp(&test.h, &outputsfmax[i], sizeof(test.h))); |
| } |
| } |
| } |
| |
| |
| TEST(rint_d) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| const int kTableLength = 30; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| double a; |
| double b; |
| int fcsr; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputs[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E147, |
| 1.7976931348623157E+308, 6.27463370218383111104242366943E-307, |
| 309485009821345068724781056.89, |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| double outputs_RN[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E147, |
| 1.7976931348623157E308, 0, |
| 309485009821345068724781057.0, |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| double outputs_RZ[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E147, |
| 1.7976931348623157E308, 0, |
| 309485009821345068724781057.0, |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| double outputs_RP[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E147, |
| 1.7976931348623157E308, 1, |
| 309485009821345068724781057.0, |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| double outputs_RM[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E147, |
| 1.7976931348623157E308, 0, |
| 309485009821345068724781057.0, |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| int fcsr_inputs[4] = |
| {kRoundToNearest, kRoundToZero, kRoundToPlusInf, kRoundToMinusInf}; |
| double* outputs[4] = {outputs_RN, outputs_RZ, outputs_RP, outputs_RM}; |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ lw(t0, MemOperand(a0, offsetof(TestFloat, fcsr)) ); |
| __ cfc1(t1, FCSR); |
| __ ctc1(t0, FCSR); |
| __ rint_d(f8, f4); |
| __ sdc1(f8, MemOperand(a0, offsetof(TestFloat, b)) ); |
| __ ctc1(t1, FCSR); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| for (int j = 0; j < 4; j++) { |
| test.fcsr = fcsr_inputs[j]; |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.b, outputs[j][i]); |
| } |
| } |
| } |
| } |
| |
| |
| TEST(sel) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test { |
| double dd; |
| double ds; |
| double dt; |
| float fd; |
| float fs; |
| float ft; |
| } Test; |
| |
| Test test; |
| __ ldc1(f0, MemOperand(a0, offsetof(Test, dd)) ); // test |
| __ ldc1(f2, MemOperand(a0, offsetof(Test, ds)) ); // src1 |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, dt)) ); // src2 |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, fd)) ); // test |
| __ lwc1(f8, MemOperand(a0, offsetof(Test, fs)) ); // src1 |
| __ lwc1(f10, MemOperand(a0, offsetof(Test, ft)) ); // src2 |
| __ sel_d(f0, f2, f4); |
| __ sel_s(f6, f8, f10); |
| __ sdc1(f0, MemOperand(a0, offsetof(Test, dd)) ); |
| __ swc1(f6, MemOperand(a0, offsetof(Test, fd)) ); |
| __ jr(ra); |
| __ nop(); |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| const int test_size = 3; |
| const int input_size = 5; |
| |
| double inputs_dt[input_size] = {0.0, 65.2, -70.32, |
| 18446744073709551621.0, -18446744073709551621.0}; |
| double inputs_ds[input_size] = {0.1, 69.88, -91.325, |
| 18446744073709551625.0, -18446744073709551625.0}; |
| float inputs_ft[input_size] = {0.0, 65.2, -70.32, |
| 18446744073709551621.0, -18446744073709551621.0}; |
| float inputs_fs[input_size] = {0.1, 69.88, -91.325, |
| 18446744073709551625.0, -18446744073709551625.0}; |
| double tests_D[test_size*2] = {2.8, 2.9, -2.8, -2.9, |
| 18446744073709551616.0, 18446744073709555712.0}; |
| float tests_S[test_size*2] = {2.9, 2.8, -2.9, -2.8, |
| 18446744073709551616.0, 18446746272732807168.0}; |
| for (int j=0; j < test_size; j+=2) { |
| for (int i=0; i < input_size; i++) { |
| test.dt = inputs_dt[i]; |
| test.dd = tests_D[j]; |
| test.ds = inputs_ds[i]; |
| test.ft = inputs_ft[i]; |
| test.fd = tests_S[j]; |
| test.fs = inputs_fs[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dd, inputs_ds[i]); |
| CHECK_EQ(test.fd, inputs_fs[i]); |
| |
| test.dd = tests_D[j+1]; |
| test.fd = tests_S[j+1]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dd, inputs_dt[i]); |
| CHECK_EQ(test.fd, inputs_ft[i]); |
| } |
| } |
| } |
| } |
| |
| |
| TEST(rint_s) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| const int kTableLength = 30; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| float a; |
| float b; |
| int fcsr; |
| }TestFloat; |
| |
| TestFloat test; |
| float inputs[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E37, |
| 1.7976931348623157E+38, 6.27463370218383111104242366943E-37, |
| 309485009821345068724781056.89, |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| float outputs_RN[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E37, |
| 1.7976931348623157E38, 0, |
| 309485009821345068724781057.0, |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| float outputs_RZ[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E37, |
| 1.7976931348623157E38, 0, |
| 309485009821345068724781057.0, |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| float outputs_RP[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E37, |
| 1.7976931348623157E38, 1, |
| 309485009821345068724781057.0, |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| float outputs_RM[kTableLength] = {18446744073709551617.0, |
| 4503599627370496.0, -4503599627370496.0, |
| 1.26782468584154733584017312973E30, 1.44860108245951772690707170478E37, |
| 1.7976931348623157E38, 0, |
| 309485009821345068724781057.0, |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 37778931862957161709568.0, 37778931862957161709569.0, |
| 37778931862957161709580.0, 37778931862957161709581.0, |
| 37778931862957161709582.0, 37778931862957161709583.0, |
| 37778931862957161709584.0, 37778931862957161709585.0, |
| 37778931862957161709586.0, 37778931862957161709587.0}; |
| int fcsr_inputs[4] = |
| {kRoundToNearest, kRoundToZero, kRoundToPlusInf, kRoundToMinusInf}; |
| float* outputs[4] = {outputs_RN, outputs_RZ, outputs_RP, outputs_RM}; |
| __ lwc1(f4, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ lw(t0, MemOperand(a0, offsetof(TestFloat, fcsr)) ); |
| __ cfc1(t1, FCSR); |
| __ ctc1(t0, FCSR); |
| __ rint_s(f8, f4); |
| __ swc1(f8, MemOperand(a0, offsetof(TestFloat, b)) ); |
| __ ctc1(t1, FCSR); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| for (int j = 0; j < 4; j++) { |
| test.fcsr = fcsr_inputs[j]; |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.b, outputs[j][i]); |
| } |
| } |
| } |
| } |
| |
| |
| TEST(Cvt_d_uw) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_struct { |
| unsigned input; |
| uint64_t output; |
| } TestStruct; |
| |
| unsigned inputs[] = { |
| 0x0, 0xffffffff, 0x80000000, 0x7fffffff |
| }; |
| |
| uint64_t outputs[] = { |
| 0x0, 0x41efffffffe00000, |
| 0x41e0000000000000, 0x41dfffffffc00000 |
| }; |
| |
| int kTableLength = sizeof(inputs)/sizeof(inputs[0]); |
| |
| TestStruct test; |
| |
| __ lw(t1, MemOperand(a0, offsetof(TestStruct, input))); |
| __ Cvt_d_uw(f4, t1, f6); |
| __ sdc1(f4, MemOperand(a0, offsetof(TestStruct, output))); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.input = inputs[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| // Check outputs |
| CHECK_EQ(test.output, outputs[i]); |
| } |
| } |
| |
| |
| TEST(mina_maxa) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| const int kTableLength = 23; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, nullptr, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| const double dnan = std::numeric_limits<double>::quiet_NaN(); |
| const double dinf = std::numeric_limits<double>::infinity(); |
| const double dminf = -std::numeric_limits<double>::infinity(); |
| const float fnan = std::numeric_limits<float>::quiet_NaN(); |
| const float finf = std::numeric_limits<float>::infinity(); |
| const float fminf = std::numeric_limits<float>::infinity(); |
| |
| struct TestFloat { |
| double a; |
| double b; |
| double resd; |
| double resd1; |
| float c; |
| float d; |
| float resf; |
| float resf1; |
| }; |
| |
| TestFloat test; |
| double inputsa[kTableLength] = { |
| 5.3, 4.8, 6.1, 9.8, 9.8, 9.8, -10.0, -8.9, -9.8, -10.0, -8.9, -9.8, |
| dnan, 3.0, -0.0, 0.0, dinf, dnan, 42.0, dinf, dminf, dinf, dnan}; |
| double inputsb[kTableLength] = { |
| 4.8, 5.3, 6.1, -10.0, -8.9, -9.8, 9.8, 9.8, 9.8, -9.8, -11.2, -9.8, |
| 3.0, dnan, 0.0, -0.0, dnan, dinf, dinf, 42.0, dinf, dminf, dnan}; |
| double resd[kTableLength] = { |
| 4.8, 4.8, 6.1, 9.8, -8.9, -9.8, 9.8, -8.9, -9.8, -9.8, -8.9, -9.8, |
| 3.0, 3.0, -0.0, -0.0, dinf, dinf, 42.0, 42.0, dminf, dminf, dnan}; |
| double resd1[kTableLength] = { |
| 5.3, 5.3, 6.1, -10.0, 9.8, 9.8, -10.0, 9.8, 9.8, -10.0, -11.2, -9.8, |
| 3.0, 3.0, 0.0, 0.0, dinf, dinf, dinf, dinf, dinf, dinf, dnan}; |
| float inputsc[kTableLength] = { |
| 5.3, 4.8, 6.1, 9.8, 9.8, 9.8, -10.0, -8.9, -9.8, -10.0, -8.9, -9.8, |
| fnan, 3.0, -0.0, 0.0, finf, fnan, 42.0, finf, fminf, finf, fnan}; |
| float inputsd[kTableLength] = {4.8, 5.3, 6.1, -10.0, -8.9, -9.8, |
| 9.8, 9.8, 9.8, -9.8, -11.2, -9.8, |
| 3.0, fnan, -0.0, 0.0, fnan, finf, |
| finf, 42.0, finf, fminf, fnan}; |
| float resf[kTableLength] = { |
| 4.8, 4.8, 6.1, 9.8, -8.9, -9.8, 9.8, -8.9, -9.8, -9.8, -8.9, -9.8, |
| 3.0, 3.0, -0.0, -0.0, finf, finf, 42.0, 42.0, fminf, fminf, fnan}; |
| float resf1[kTableLength] = { |
| 5.3, 5.3, 6.1, -10.0, 9.8, 9.8, -10.0, 9.8, 9.8, -10.0, -11.2, -9.8, |
| 3.0, 3.0, 0.0, 0.0, finf, finf, finf, finf, finf, finf, fnan}; |
| |
| __ ldc1(f2, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, b)) ); |
| __ lwc1(f8, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ lwc1(f10, MemOperand(a0, offsetof(TestFloat, d)) ); |
| __ mina_d(f6, f2, f4); |
| __ mina_s(f12, f8, f10); |
| __ maxa_d(f14, f2, f4); |
| __ maxa_s(f16, f8, f10); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, resf)) ); |
| __ sdc1(f6, MemOperand(a0, offsetof(TestFloat, resd)) ); |
| __ swc1(f16, MemOperand(a0, offsetof(TestFloat, resf1)) ); |
| __ sdc1(f14, MemOperand(a0, offsetof(TestFloat, resd1)) ); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputsa[i]; |
| test.b = inputsb[i]; |
| test.c = inputsc[i]; |
| test.d = inputsd[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if (i < kTableLength - 1) { |
| CHECK_EQ(test.resd, resd[i]); |
| CHECK_EQ(test.resf, resf[i]); |
| CHECK_EQ(test.resd1, resd1[i]); |
| CHECK_EQ(test.resf1, resf1[i]); |
| } else { |
| CHECK(std::isnan(test.resd)); |
| CHECK(std::isnan(test.resf)); |
| CHECK(std::isnan(test.resd1)); |
| CHECK(std::isnan(test.resf1)); |
| } |
| } |
| } |
| } |
| |
| |
| // ----------------------mips32r2 specific tests---------------------- |
| TEST(trunc_l) { |
| if (IsMipsArchVariant(kMips32r2) && IsFp64Mode()) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| const double dFPU64InvalidResult = static_cast<double>(kFPU64InvalidResult); |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int64_t c; // a trunc result |
| int64_t d; // b trunc result |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 2147483648.0, dFPU64InvalidResult, |
| dFPU64InvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 2147483648.0, |
| 0, |
| dFPU64InvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ trunc_l_d(f8, f4); |
| __ trunc_l_s(f10, f6); |
| __ sdc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && |
| kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| } |
| |
| |
| TEST(movz_movn) { |
| if (IsMipsArchVariant(kMips32r2)) { |
| const int kTableLength = 4; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| int32_t rt; |
| double a; |
| double b; |
| double bold; |
| double b1; |
| double bold1; |
| float c; |
| float d; |
| float dold; |
| float d1; |
| float dold1; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputs_D[kTableLength] = { |
| 5.3, -5.3, 5.3, -2.9 |
| }; |
| double inputs_S[kTableLength] = { |
| 4.8, 4.8, -4.8, -0.29 |
| }; |
| |
| float outputs_S[kTableLength] = { |
| 4.8, 4.8, -4.8, -0.29 |
| }; |
| double outputs_D[kTableLength] = { |
| 5.3, -5.3, 5.3, -2.9 |
| }; |
| |
| __ ldc1(f2, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ lw(t0, MemOperand(a0, offsetof(TestFloat, rt)) ); |
| __ Move(f12, 0.0); |
| __ Move(f10, 0.0); |
| __ Move(f16, 0.0); |
| __ Move(f14, 0.0); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, bold)) ); |
| __ swc1(f10, MemOperand(a0, offsetof(TestFloat, dold)) ); |
| __ sdc1(f16, MemOperand(a0, offsetof(TestFloat, bold1)) ); |
| __ swc1(f14, MemOperand(a0, offsetof(TestFloat, dold1)) ); |
| __ movz_s(f10, f6, t0); |
| __ movz_d(f12, f2, t0); |
| __ movn_s(f14, f6, t0); |
| __ movn_d(f16, f2, t0); |
| __ swc1(f10, MemOperand(a0, offsetof(TestFloat, d)) ); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, b)) ); |
| __ swc1(f14, MemOperand(a0, offsetof(TestFloat, d1)) ); |
| __ sdc1(f16, MemOperand(a0, offsetof(TestFloat, b1)) ); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.c = inputs_S[i]; |
| |
| test.rt = 1; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.b, test.bold); |
| CHECK_EQ(test.d, test.dold); |
| CHECK_EQ(test.b1, outputs_D[i]); |
| CHECK_EQ(test.d1, outputs_S[i]); |
| |
| test.rt = 0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.b, outputs_D[i]); |
| CHECK_EQ(test.d, outputs_S[i]); |
| CHECK_EQ(test.b1, test.bold1); |
| CHECK_EQ(test.d1, test.dold1); |
| } |
| } |
| } |
| |
| |
| TEST(movt_movd) { |
| if (IsMipsArchVariant(kMips32r2)) { |
| const int kTableLength = 4; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| |
| typedef struct test_float { |
| double srcd; |
| double dstd; |
| double dstdold; |
| double dstd1; |
| double dstdold1; |
| float srcf; |
| float dstf; |
| float dstfold; |
| float dstf1; |
| float dstfold1; |
| int32_t cc; |
| int32_t fcsr; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputs_D[kTableLength] = { |
| 5.3, -5.3, 20.8, -2.9 |
| }; |
| double inputs_S[kTableLength] = { |
| 4.88, 4.8, -4.8, -0.29 |
| }; |
| |
| float outputs_S[kTableLength] = { |
| 4.88, 4.8, -4.8, -0.29 |
| }; |
| double outputs_D[kTableLength] = { |
| 5.3, -5.3, 20.8, -2.9 |
| }; |
| int condition_flags[8] = {0, 1, 2, 3, 4, 5, 6, 7}; |
| |
| for (int i = 0; i < kTableLength; i++) { |
| test.srcd = inputs_D[i]; |
| test.srcf = inputs_S[i]; |
| |
| for (int j = 0; j< 8; j++) { |
| test.cc = condition_flags[j]; |
| if (test.cc == 0) { |
| test.fcsr = 1 << 23; |
| } else { |
| test.fcsr = 1 << (24+condition_flags[j]); |
| } |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| __ ldc1(f2, MemOperand(a0, offsetof(TestFloat, srcd)) ); |
| __ lwc1(f4, MemOperand(a0, offsetof(TestFloat, srcf)) ); |
| __ lw(t1, MemOperand(a0, offsetof(TestFloat, fcsr)) ); |
| __ cfc1(t0, FCSR); |
| __ ctc1(t1, FCSR); |
| __ li(t2, 0x0); |
| __ mtc1(t2, f12); |
| __ mtc1(t2, f10); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, dstdold)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, dstfold)) ); |
| __ movt_s(f12, f4, test.cc); |
| __ movt_d(f10, f2, test.cc); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, dstf)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, dstd)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, dstdold1)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, dstfold1)) ); |
| __ movf_s(f12, f4, test.cc); |
| __ movf_d(f10, f2, test.cc); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, dstf1)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, dstd1)) ); |
| __ ctc1(t0, FCSR); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dstf, outputs_S[i]); |
| CHECK_EQ(test.dstd, outputs_D[i]); |
| CHECK_EQ(test.dstf1, test.dstfold1); |
| CHECK_EQ(test.dstd1, test.dstdold1); |
| test.fcsr = 0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dstf, test.dstfold); |
| CHECK_EQ(test.dstd, test.dstdold); |
| CHECK_EQ(test.dstf1, outputs_S[i]); |
| CHECK_EQ(test.dstd1, outputs_D[i]); |
| } |
| } |
| } |
| } |
| |
| |
| // ----------------------tests for all archs-------------------------- |
| TEST(cvt_w_d) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| double a; |
| int32_t b; |
| int32_t fcsr; |
| }Test; |
| const int kTableLength = 24; |
| double inputs[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483637.0, 2147483638.0, 2147483639.0, |
| 2147483640.0, 2147483641.0, 2147483642.0, |
| 2147483643.0, 2147483644.0, 2147483645.0, |
| 2147483646.0, 2147483647.0, 2147483653.0 |
| }; |
| double outputs_RN[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 2147483637.0, 2147483638.0, 2147483639.0, |
| 2147483640.0, 2147483641.0, 2147483642.0, |
| 2147483643.0, 2147483644.0, 2147483645.0, |
| 2147483646.0, 2147483647.0, kFPUInvalidResult}; |
| double outputs_RZ[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 2147483637.0, 2147483638.0, 2147483639.0, |
| 2147483640.0, 2147483641.0, 2147483642.0, |
| 2147483643.0, 2147483644.0, 2147483645.0, |
| 2147483646.0, 2147483647.0, kFPUInvalidResult}; |
| double outputs_RP[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 2147483637.0, 2147483638.0, 2147483639.0, |
| 2147483640.0, 2147483641.0, 2147483642.0, |
| 2147483643.0, 2147483644.0, 2147483645.0, |
| 2147483646.0, 2147483647.0, kFPUInvalidResult}; |
| double outputs_RM[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 2147483637.0, 2147483638.0, 2147483639.0, |
| 2147483640.0, 2147483641.0, 2147483642.0, |
| 2147483643.0, 2147483644.0, 2147483645.0, |
| 2147483646.0, 2147483647.0, kFPUInvalidResult}; |
| int fcsr_inputs[4] = |
| {kRoundToNearest, kRoundToZero, kRoundToPlusInf, kRoundToMinusInf}; |
| double* outputs[4] = {outputs_RN, outputs_RZ, outputs_RP, outputs_RM}; |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lw(t0, MemOperand(a0, offsetof(Test, fcsr)) ); |
| __ cfc1(t1, FCSR); |
| __ ctc1(t0, FCSR); |
| __ cvt_w_d(f8, f4); |
| __ swc1(f8, MemOperand(a0, offsetof(Test, b)) ); |
| __ ctc1(t1, FCSR); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int j = 0; j < 4; j++) { |
| test.fcsr = fcsr_inputs[j]; |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.b, outputs[j][i]); |
| } |
| } |
| } |
| |
| |
| TEST(trunc_w) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int32_t c; // a trunc result |
| int32_t d; // b trunc result |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| kFPUInvalidResult, kFPUInvalidResult, |
| kFPUInvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| kFPUInvalidResult, |
| 0, |
| kFPUInvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ trunc_w_d(f8, f4); |
| __ trunc_w_s(f10, f6); |
| __ swc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ swc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| |
| |
| TEST(round_w) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int32_t c; // a trunc result |
| int32_t d; // b trunc result |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| kFPUInvalidResult, kFPUInvalidResult, |
| kFPUInvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| kFPUInvalidResult, 0, |
| kFPUInvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ round_w_d(f8, f4); |
| __ round_w_s(f10, f6); |
| __ swc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ swc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| |
| |
| TEST(round_l) { |
| if (IsFp64Mode()) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| const double dFPU64InvalidResult = static_cast<double>(kFPU64InvalidResult); |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int64_t c; |
| int64_t d; |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 2147483648.0, dFPU64InvalidResult, |
| dFPU64InvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 2147483648.0, |
| 0, |
| dFPU64InvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ round_l_d(f8, f4); |
| __ round_l_s(f10, f6); |
| __ sdc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && |
| kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| } |
| |
| |
| TEST(sub) { |
| const int kTableLength = 12; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| float a; |
| float b; |
| float resultS; |
| double c; |
| double d; |
| double resultD; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputfs_D[kTableLength] = { |
| 5.3, 4.8, 2.9, -5.3, -4.8, -2.9, |
| 5.3, 4.8, 2.9, -5.3, -4.8, -2.9 |
| }; |
| double inputft_D[kTableLength] = { |
| 4.8, 5.3, 2.9, 4.8, 5.3, 2.9, |
| -4.8, -5.3, -2.9, -4.8, -5.3, -2.9 |
| }; |
| double outputs_D[kTableLength] = { |
| 0.5, -0.5, 0.0, -10.1, -10.1, -5.8, |
| 10.1, 10.1, 5.8, -0.5, 0.5, 0.0 |
| }; |
| float inputfs_S[kTableLength] = { |
| 5.3, 4.8, 2.9, -5.3, -4.8, -2.9, |
| 5.3, 4.8, 2.9, -5.3, -4.8, -2.9 |
| }; |
| float inputft_S[kTableLength] = { |
| 4.8, 5.3, 2.9, 4.8, 5.3, 2.9, |
| -4.8, -5.3, -2.9, -4.8, -5.3, -2.9 |
| }; |
| float outputs_S[kTableLength] = { |
| 0.5, -0.5, 0.0, -10.1, -10.1, -5.8, |
| 10.1, 10.1, 5.8, -0.5, 0.5, 0.0 |
| }; |
| __ lwc1(f2, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ lwc1(f4, MemOperand(a0, offsetof(TestFloat, b)) ); |
| __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ ldc1(f10, MemOperand(a0, offsetof(TestFloat, d)) ); |
| __ sub_s(f6, f2, f4); |
| __ sub_d(f12, f8, f10); |
| __ swc1(f6, MemOperand(a0, offsetof(TestFloat, resultS)) ); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, resultD)) ); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputfs_S[i]; |
| test.b = inputft_S[i]; |
| test.c = inputfs_D[i]; |
| test.d = inputft_D[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.resultS, outputs_S[i]); |
| CHECK_EQ(test.resultD, outputs_D[i]); |
| } |
| } |
| |
| |
| TEST(sqrt_rsqrt_recip) { |
| const int kTableLength = 4; |
| const double deltaDouble = 2E-15; |
| const float deltaFloat = 2E-7; |
| const float sqrt2_s = sqrt(2); |
| const double sqrt2_d = sqrt(2); |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| float a; |
| float resultS; |
| float resultS1; |
| float resultS2; |
| double c; |
| double resultD; |
| double resultD1; |
| double resultD2; |
| }TestFloat; |
| TestFloat test; |
| |
| double inputs_D[kTableLength] = { |
| 0.0L, 4.0L, 2.0L, 4e-28L |
| }; |
| |
| double outputs_D[kTableLength] = { |
| 0.0L, 2.0L, sqrt2_d, 2e-14L |
| }; |
| float inputs_S[kTableLength] = { |
| 0.0, 4.0, 2.0, 4e-28 |
| }; |
| |
| float outputs_S[kTableLength] = { |
| 0.0, 2.0, sqrt2_s, 2e-14 |
| }; |
| |
| |
| __ lwc1(f2, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ sqrt_s(f6, f2); |
| __ sqrt_d(f12, f8); |
| |
| if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) { |
| __ rsqrt_d(f14, f8); |
| __ rsqrt_s(f16, f2); |
| __ recip_d(f18, f8); |
| __ recip_s(f4, f2); |
| } |
| __ swc1(f6, MemOperand(a0, offsetof(TestFloat, resultS)) ); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, resultD)) ); |
| |
| if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) { |
| __ swc1(f16, MemOperand(a0, offsetof(TestFloat, resultS1)) ); |
| __ sdc1(f14, MemOperand(a0, offsetof(TestFloat, resultD1)) ); |
| __ swc1(f4, MemOperand(a0, offsetof(TestFloat, resultS2)) ); |
| __ sdc1(f18, MemOperand(a0, offsetof(TestFloat, resultD2)) ); |
| } |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| for (int i = 0; i < kTableLength; i++) { |
| float f1; |
| double d1; |
| test.a = inputs_S[i]; |
| test.c = inputs_D[i]; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| |
| CHECK_EQ(test.resultS, outputs_S[i]); |
| CHECK_EQ(test.resultD, outputs_D[i]); |
| |
| if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) { |
| if (i != 0) { |
| f1 = test.resultS1 - 1.0F/outputs_S[i]; |
| f1 = (f1 < 0) ? f1 : -f1; |
| CHECK(f1 <= deltaFloat); |
| d1 = test.resultD1 - 1.0L/outputs_D[i]; |
| d1 = (d1 < 0) ? d1 : -d1; |
| CHECK(d1 <= deltaDouble); |
| f1 = test.resultS2 - 1.0F/inputs_S[i]; |
| f1 = (f1 < 0) ? f1 : -f1; |
| CHECK(f1 <= deltaFloat); |
| d1 = test.resultD2 - 1.0L/inputs_D[i]; |
| d1 = (d1 < 0) ? d1 : -d1; |
| CHECK(d1 <= deltaDouble); |
| } else { |
| CHECK_EQ(test.resultS1, 1.0F/outputs_S[i]); |
| CHECK_EQ(test.resultD1, 1.0L/outputs_D[i]); |
| CHECK_EQ(test.resultS2, 1.0F/inputs_S[i]); |
| CHECK_EQ(test.resultD2, 1.0L/inputs_D[i]); |
| } |
| } |
| } |
| } |
| |
| |
| TEST(neg) { |
| const int kTableLength = 3; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| float a; |
| float resultS; |
| double c; |
| double resultD; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputs_D[kTableLength] = { |
| 0.0, 4.0, -2.0 |
| }; |
| |
| double outputs_D[kTableLength] = { |
| 0.0, -4.0, 2.0 |
| }; |
| float inputs_S[kTableLength] = { |
| 0.0, 4.0, -2.0 |
| }; |
| |
| float outputs_S[kTableLength] = { |
| 0.0, -4.0, 2.0 |
| }; |
| __ lwc1(f2, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ neg_s(f6, f2); |
| __ neg_d(f12, f8); |
| __ swc1(f6, MemOperand(a0, offsetof(TestFloat, resultS)) ); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, resultD)) ); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_S[i]; |
| test.c = inputs_D[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.resultS, outputs_S[i]); |
| CHECK_EQ(test.resultD, outputs_D[i]); |
| } |
| } |
| |
| |
| TEST(mul) { |
| const int kTableLength = 4; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| float a; |
| float b; |
| float resultS; |
| double c; |
| double d; |
| double resultD; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputfs_D[kTableLength] = { |
| 5.3, -5.3, 5.3, -2.9 |
| }; |
| double inputft_D[kTableLength] = { |
| 4.8, 4.8, -4.8, -0.29 |
| }; |
| |
| float inputfs_S[kTableLength] = { |
| 5.3, -5.3, 5.3, -2.9 |
| }; |
| float inputft_S[kTableLength] = { |
| 4.8, 4.8, -4.8, -0.29 |
| }; |
| |
| __ lwc1(f2, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ lwc1(f4, MemOperand(a0, offsetof(TestFloat, b)) ); |
| __ ldc1(f6, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, d)) ); |
| __ mul_s(f10, f2, f4); |
| __ mul_d(f12, f6, f8); |
| __ swc1(f10, MemOperand(a0, offsetof(TestFloat, resultS)) ); |
| __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, resultD)) ); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputfs_S[i]; |
| test.b = inputft_S[i]; |
| test.c = inputfs_D[i]; |
| test.d = inputft_D[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.resultS, inputfs_S[i]*inputft_S[i]); |
| CHECK_EQ(test.resultD, inputfs_D[i]*inputft_D[i]); |
| } |
| } |
| |
| |
| TEST(mov) { |
| const int kTableLength = 4; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| double a; |
| double b; |
| float c; |
| float d; |
| }TestFloat; |
| |
| TestFloat test; |
| double inputs_D[kTableLength] = { |
| 5.3, -5.3, 5.3, -2.9 |
| }; |
| double inputs_S[kTableLength] = { |
| 4.8, 4.8, -4.8, -0.29 |
| }; |
| |
| float outputs_S[kTableLength] = { |
| 4.8, 4.8, -4.8, -0.29 |
| }; |
| double outputs_D[kTableLength] = { |
| 5.3, -5.3, 5.3, -2.9 |
| }; |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(TestFloat, c)) ); |
| __ mov_s(f8, f6); |
| __ mov_d(f10, f4); |
| __ swc1(f8, MemOperand(a0, offsetof(TestFloat, d)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, b)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.c = inputs_S[i]; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.b, outputs_D[i]); |
| CHECK_EQ(test.d, outputs_S[i]); |
| } |
| } |
| |
| |
| TEST(floor_w) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int32_t c; // a floor result |
| int32_t d; // b floor result |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| kFPUInvalidResult, kFPUInvalidResult, |
| kFPUInvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| kFPUInvalidResult, |
| 0, |
| kFPUInvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ floor_w_d(f8, f4); |
| __ floor_w_s(f10, f6); |
| __ swc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ swc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| |
| |
| TEST(floor_l) { |
| if (IsFp64Mode()) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| const double dFPU64InvalidResult = static_cast<double>(kFPU64InvalidResult); |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int64_t c; |
| int64_t d; |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 2147483648.0, dFPU64InvalidResult, |
| dFPU64InvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 2147483648.0, |
| 0, |
| dFPU64InvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ floor_l_d(f8, f4); |
| __ floor_l_s(f10, f6); |
| __ sdc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && |
| kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| } |
| |
| |
| TEST(ceil_w) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int32_t c; // a floor result |
| int32_t d; // b floor result |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| kFPUInvalidResult, kFPUInvalidResult, |
| kFPUInvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| kFPUInvalidResult, |
| 0, |
| kFPUInvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ ceil_w_d(f8, f4); |
| __ ceil_w_s(f10, f6); |
| __ swc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ swc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| |
| |
| TEST(ceil_l) { |
| if (IsFp64Mode()) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| const double dFPU64InvalidResult = static_cast<double>(kFPU64InvalidResult); |
| typedef struct test_float { |
| uint32_t isNaN2008; |
| double a; |
| float b; |
| int64_t c; |
| int64_t d; |
| }Test; |
| const int kTableLength = 15; |
| double inputs_D[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<double>::quiet_NaN(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_S[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 2147483648.0, |
| std::numeric_limits<float>::quiet_NaN(), |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 2147483648.0, dFPU64InvalidResult, |
| dFPU64InvalidResult}; |
| double outputsNaN2008[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 2147483648.0, |
| 0, |
| dFPU64InvalidResult}; |
| |
| __ cfc1(t1, FCSR); |
| __ sw(t1, MemOperand(a0, offsetof(Test, isNaN2008))); |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, a)) ); |
| __ lwc1(f6, MemOperand(a0, offsetof(Test, b)) ); |
| __ ceil_l_d(f8, f4); |
| __ ceil_l_s(f10, f6); |
| __ sdc1(f8, MemOperand(a0, offsetof(Test, c)) ); |
| __ sdc1(f10, MemOperand(a0, offsetof(Test, d)) ); |
| __ jr(ra); |
| __ nop(); |
| Test test; |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.b = inputs_S[i]; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| if ((test.isNaN2008 & kFCSRNaN2008FlagMask) && |
| kArchVariant == kMips32r6) { |
| CHECK_EQ(test.c, outputsNaN2008[i]); |
| } else { |
| CHECK_EQ(test.c, outputs[i]); |
| } |
| CHECK_EQ(test.d, test.c); |
| } |
| } |
| } |
| |
| |
| TEST(jump_tables1) { |
| // Test jump tables with forward jumps. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| Assembler assm(isolate, nullptr, 0); |
| |
| const int kNumCases = 512; |
| int values[kNumCases]; |
| isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| Label labels[kNumCases]; |
| |
| __ addiu(sp, sp, -4); |
| __ sw(ra, MemOperand(sp)); |
| |
| Label done; |
| { |
| __ BlockTrampolinePoolFor(kNumCases + 7); |
| PredictableCodeSizeScope predictable( |
| &assm, (kNumCases + 7) * Assembler::kInstrSize); |
| Label here; |
| |
| __ bal(&here); |
| __ nop(); |
| __ bind(&here); |
| __ sll(at, a0, 2); |
| __ addu(at, at, ra); |
| __ lw(at, MemOperand(at, 5 * Assembler::kInstrSize)); |
| __ jr(at); |
| __ nop(); |
| for (int i = 0; i < kNumCases; ++i) { |
| __ dd(&labels[i]); |
| } |
| } |
| |
| for (int i = 0; i < kNumCases; ++i) { |
| __ bind(&labels[i]); |
| __ lui(v0, (values[i] >> 16) & 0xffff); |
| __ ori(v0, v0, values[i] & 0xffff); |
| __ b(&done); |
| __ nop(); |
| } |
| |
| __ bind(&done); |
| __ lw(ra, MemOperand(sp)); |
| __ addiu(sp, sp, 4); |
| __ jr(ra); |
| __ nop(); |
| |
| CHECK_EQ(assm.UnboundLabelsCount(), 0); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| F1 f = FUNCTION_CAST<F1>(code->entry()); |
| for (int i = 0; i < kNumCases; ++i) { |
| int res = reinterpret_cast<int>( |
| CALL_GENERATED_CODE(isolate, f, i, 0, 0, 0, 0)); |
| ::printf("f(%d) = %d\n", i, res); |
| CHECK_EQ(values[i], res); |
| } |
| } |
| |
| |
| TEST(jump_tables2) { |
| // Test jump tables with backward jumps. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| Assembler assm(isolate, nullptr, 0); |
| |
| const int kNumCases = 512; |
| int values[kNumCases]; |
| isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| Label labels[kNumCases]; |
| |
| __ addiu(sp, sp, -4); |
| __ sw(ra, MemOperand(sp)); |
| |
| Label done, dispatch; |
| __ b(&dispatch); |
| __ nop(); |
| |
| for (int i = 0; i < kNumCases; ++i) { |
| __ bind(&labels[i]); |
| __ lui(v0, (values[i] >> 16) & 0xffff); |
| __ ori(v0, v0, values[i] & 0xffff); |
| __ b(&done); |
| __ nop(); |
| } |
| |
| __ bind(&dispatch); |
| { |
| __ BlockTrampolinePoolFor(kNumCases + 7); |
| PredictableCodeSizeScope predictable( |
| &assm, (kNumCases + 7) * Assembler::kInstrSize); |
| Label here; |
| |
| __ bal(&here); |
| __ nop(); |
| __ bind(&here); |
| __ sll(at, a0, 2); |
| __ addu(at, at, ra); |
| __ lw(at, MemOperand(at, 5 * Assembler::kInstrSize)); |
| __ jr(at); |
| __ nop(); |
| for (int i = 0; i < kNumCases; ++i) { |
| __ dd(&labels[i]); |
| } |
| } |
| |
| __ bind(&done); |
| __ lw(ra, MemOperand(sp)); |
| __ addiu(sp, sp, 4); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| F1 f = FUNCTION_CAST<F1>(code->entry()); |
| for (int i = 0; i < kNumCases; ++i) { |
| int res = reinterpret_cast<int>( |
| CALL_GENERATED_CODE(isolate, f, i, 0, 0, 0, 0)); |
| ::printf("f(%d) = %d\n", i, res); |
| CHECK_EQ(values[i], res); |
| } |
| } |
| |
| |
| TEST(jump_tables3) { |
| // Test jump tables with backward jumps and embedded heap objects. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| Assembler assm(isolate, nullptr, 0); |
| |
| const int kNumCases = 256; |
| Handle<Object> values[kNumCases]; |
| for (int i = 0; i < kNumCases; ++i) { |
| double value = isolate->random_number_generator()->NextDouble(); |
| values[i] = isolate->factory()->NewHeapNumber(value, IMMUTABLE, TENURED); |
| } |
| Label labels[kNumCases]; |
| Object* obj; |
| int32_t imm32; |
| |
| __ addiu(sp, sp, -4); |
| __ sw(ra, MemOperand(sp)); |
| |
| Label done, dispatch; |
| __ b(&dispatch); |
| |
| |
| for (int i = 0; i < kNumCases; ++i) { |
| __ bind(&labels[i]); |
| obj = *values[i]; |
| imm32 = reinterpret_cast<intptr_t>(obj); |
| __ lui(v0, (imm32 >> 16) & 0xffff); |
| __ ori(v0, v0, imm32 & 0xffff); |
| __ b(&done); |
| __ nop(); |
| } |
| |
| __ bind(&dispatch); |
| { |
| __ BlockTrampolinePoolFor(kNumCases + 7); |
| PredictableCodeSizeScope predictable( |
| &assm, (kNumCases + 7) * Assembler::kInstrSize); |
| Label here; |
| |
| __ bal(&here); |
| __ nop(); |
| __ bind(&here); |
| __ sll(at, a0, 2); |
| __ addu(at, at, ra); |
| __ lw(at, MemOperand(at, 5 * Assembler::kInstrSize)); |
| __ jr(at); |
| __ nop(); |
| for (int i = 0; i < kNumCases; ++i) { |
| __ dd(&labels[i]); |
| } |
| } |
| |
| __ bind(&done); |
| __ lw(ra, MemOperand(sp)); |
| __ addiu(sp, sp, 4); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| F1 f = FUNCTION_CAST<F1>(code->entry()); |
| for (int i = 0; i < kNumCases; ++i) { |
| Handle<Object> result( |
| CALL_GENERATED_CODE(isolate, f, i, 0, 0, 0, 0), isolate); |
| #ifdef OBJECT_PRINT |
| ::printf("f(%d) = ", i); |
| result->Print(std::cout); |
| ::printf("\n"); |
| #endif |
| CHECK(values[i].is_identical_to(result)); |
| } |
| } |
| |
| |
| TEST(BITSWAP) { |
| // Test BITSWAP |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| int32_t r1; |
| int32_t r2; |
| int32_t r3; |
| int32_t r4; |
| } T; |
| T t; |
| |
| Assembler assm(isolate, NULL, 0); |
| |
| __ lw(a2, MemOperand(a0, offsetof(T, r1))); |
| __ nop(); |
| __ bitswap(a1, a2); |
| __ sw(a1, MemOperand(a0, offsetof(T, r1))); |
| |
| __ lw(a2, MemOperand(a0, offsetof(T, r2))); |
| __ nop(); |
| __ bitswap(a1, a2); |
| __ sw(a1, MemOperand(a0, offsetof(T, r2))); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| t.r1 = 0x781A15C3; |
| t.r2 = 0x8B71FCDE; |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| |
| CHECK_EQ(static_cast<int32_t>(0x1E58A8C3), t.r1); |
| CHECK_EQ(static_cast<int32_t>(0xD18E3F7B), t.r2); |
| } |
| } |
| |
| |
| TEST(class_fmt) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| // Test CLASS.fmt instruction. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| typedef struct { |
| double dSignalingNan; |
| double dQuietNan; |
| double dNegInf; |
| double dNegNorm; |
| double dNegSubnorm; |
| double dNegZero; |
| double dPosInf; |
| double dPosNorm; |
| double dPosSubnorm; |
| double dPosZero; |
| float fSignalingNan; |
| float fQuietNan; |
| float fNegInf; |
| float fNegNorm; |
| float fNegSubnorm; |
| float fNegZero; |
| float fPosInf; |
| float fPosNorm; |
| float fPosSubnorm; |
| float fPosZero; } T; |
| T t; |
| |
| // Create a function that accepts &t, and loads, manipulates, and stores |
| // the doubles t.a ... t.f. |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dSignalingNan))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dSignalingNan))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dQuietNan))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dQuietNan))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dNegInf))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dNegInf))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dNegNorm))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dNegNorm))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dNegSubnorm))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dNegSubnorm))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dNegZero))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dNegZero))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dPosInf))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dPosInf))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dPosNorm))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dPosNorm))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dPosSubnorm))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dPosSubnorm))); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(T, dPosZero))); |
| __ class_d(f6, f4); |
| __ sdc1(f6, MemOperand(a0, offsetof(T, dPosZero))); |
| |
| // Testing instruction CLASS.S |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fSignalingNan))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fSignalingNan))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fQuietNan))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fQuietNan))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fNegInf))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fNegInf))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fNegNorm))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fNegNorm))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fNegSubnorm))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fNegSubnorm))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fNegZero))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fNegZero))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fPosInf))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fPosInf))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fPosNorm))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fPosNorm))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fPosSubnorm))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fPosSubnorm))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(T, fPosZero))); |
| __ class_s(f6, f4); |
| __ swc1(f6, MemOperand(a0, offsetof(T, fPosZero))); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| t.dSignalingNan = std::numeric_limits<double>::signaling_NaN(); |
| t.dQuietNan = std::numeric_limits<double>::quiet_NaN(); |
| t.dNegInf = -1.0 / 0.0; |
| t.dNegNorm = -5.0; |
| t.dNegSubnorm = -DBL_MIN / 2.0; |
| t.dNegZero = -0.0; |
| t.dPosInf = 2.0 / 0.0; |
| t.dPosNorm = 275.35; |
| t.dPosSubnorm = DBL_MIN / 2.0; |
| t.dPosZero = +0.0; |
| // Float test values |
| |
| t.fSignalingNan = std::numeric_limits<float>::signaling_NaN(); |
| t.fQuietNan = std::numeric_limits<float>::quiet_NaN(); |
| t.fNegInf = -0.5/0.0; |
| t.fNegNorm = -FLT_MIN; |
| t.fNegSubnorm = -FLT_MIN / 1.5; |
| t.fNegZero = -0.0; |
| t.fPosInf = 100000.0 / 0.0; |
| t.fPosNorm = FLT_MAX; |
| t.fPosSubnorm = FLT_MIN / 20.0; |
| t.fPosZero = +0.0; |
| |
| Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0); |
| USE(dummy); |
| // Expected double results. |
| CHECK_EQ(bit_cast<int64_t>(t.dSignalingNan), 0x001); |
| CHECK_EQ(bit_cast<int64_t>(t.dQuietNan), 0x002); |
| CHECK_EQ(bit_cast<int64_t>(t.dNegInf), 0x004); |
| CHECK_EQ(bit_cast<int64_t>(t.dNegNorm), 0x008); |
| CHECK_EQ(bit_cast<int64_t>(t.dNegSubnorm), 0x010); |
| CHECK_EQ(bit_cast<int64_t>(t.dNegZero), 0x020); |
| CHECK_EQ(bit_cast<int64_t>(t.dPosInf), 0x040); |
| CHECK_EQ(bit_cast<int64_t>(t.dPosNorm), 0x080); |
| CHECK_EQ(bit_cast<int64_t>(t.dPosSubnorm), 0x100); |
| CHECK_EQ(bit_cast<int64_t>(t.dPosZero), 0x200); |
| |
| // Expected float results. |
| CHECK_EQ(bit_cast<int32_t>(t.fSignalingNan), 0x001); |
| CHECK_EQ(bit_cast<int32_t>(t.fQuietNan), 0x002); |
| CHECK_EQ(bit_cast<int32_t>(t.fNegInf), 0x004); |
| CHECK_EQ(bit_cast<int32_t>(t.fNegNorm), 0x008); |
| CHECK_EQ(bit_cast<int32_t>(t.fNegSubnorm), 0x010); |
| CHECK_EQ(bit_cast<int32_t>(t.fNegZero), 0x020); |
| CHECK_EQ(bit_cast<int32_t>(t.fPosInf), 0x040); |
| CHECK_EQ(bit_cast<int32_t>(t.fPosNorm), 0x080); |
| CHECK_EQ(bit_cast<int32_t>(t.fPosSubnorm), 0x100); |
| CHECK_EQ(bit_cast<int32_t>(t.fPosZero), 0x200); |
| } |
| } |
| |
| |
| TEST(ABS) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| int64_t fir; |
| double a; |
| float b; |
| double fcsr; |
| } TestFloat; |
| |
| TestFloat test; |
| |
| // Save FIR. |
| __ cfc1(a1, FCSR); |
| // Disable FPU exceptions. |
| __ ctc1(zero_reg, FCSR); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, a))); |
| __ abs_d(f10, f4); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, a))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(TestFloat, b))); |
| __ abs_s(f10, f4); |
| __ swc1(f10, MemOperand(a0, offsetof(TestFloat, b))); |
| |
| // Restore FCSR. |
| __ ctc1(a1, FCSR); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| test.a = -2.0; |
| test.b = -2.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.a, 2.0); |
| CHECK_EQ(test.b, 2.0); |
| |
| test.a = 2.0; |
| test.b = 2.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.a, 2.0); |
| CHECK_EQ(test.b, 2.0); |
| |
| // Testing biggest positive number |
| test.a = std::numeric_limits<double>::max(); |
| test.b = std::numeric_limits<float>::max(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.a, std::numeric_limits<double>::max()); |
| CHECK_EQ(test.b, std::numeric_limits<float>::max()); |
| |
| // Testing smallest negative number |
| test.a = -std::numeric_limits<double>::max(); // lowest() |
| test.b = -std::numeric_limits<float>::max(); // lowest() |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.a, std::numeric_limits<double>::max()); |
| CHECK_EQ(test.b, std::numeric_limits<float>::max()); |
| |
| // Testing smallest positive number |
| test.a = -std::numeric_limits<double>::min(); |
| test.b = -std::numeric_limits<float>::min(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.a, std::numeric_limits<double>::min()); |
| CHECK_EQ(test.b, std::numeric_limits<float>::min()); |
| |
| // Testing infinity |
| test.a = -std::numeric_limits<double>::max() |
| / std::numeric_limits<double>::min(); |
| test.b = -std::numeric_limits<float>::max() |
| / std::numeric_limits<float>::min(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.a, std::numeric_limits<double>::max() |
| / std::numeric_limits<double>::min()); |
| CHECK_EQ(test.b, std::numeric_limits<float>::max() |
| / std::numeric_limits<float>::min()); |
| |
| test.a = std::numeric_limits<double>::quiet_NaN(); |
| test.b = std::numeric_limits<float>::quiet_NaN(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(std::isnan(test.a), true); |
| CHECK_EQ(std::isnan(test.b), true); |
| |
| test.a = std::numeric_limits<double>::signaling_NaN(); |
| test.b = std::numeric_limits<float>::signaling_NaN(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(std::isnan(test.a), true); |
| CHECK_EQ(std::isnan(test.b), true); |
| } |
| |
| |
| TEST(ADD_FMT) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| double a; |
| double b; |
| double c; |
| float fa; |
| float fb; |
| float fc; |
| } TestFloat; |
| |
| TestFloat test; |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, a))); |
| __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, b))); |
| __ add_d(f10, f8, f4); |
| __ sdc1(f10, MemOperand(a0, offsetof(TestFloat, c))); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(TestFloat, fa))); |
| __ lwc1(f8, MemOperand(a0, offsetof(TestFloat, fb))); |
| __ add_s(f10, f8, f4); |
| __ swc1(f10, MemOperand(a0, offsetof(TestFloat, fc))); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| test.a = 2.0; |
| test.b = 3.0; |
| test.fa = 2.0; |
| test.fb = 3.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.c, 5.0); |
| CHECK_EQ(test.fc, 5.0); |
| |
| test.a = std::numeric_limits<double>::max(); |
| test.b = -std::numeric_limits<double>::max(); // lowest() |
| test.fa = std::numeric_limits<float>::max(); |
| test.fb = -std::numeric_limits<float>::max(); // lowest() |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.c, 0.0); |
| CHECK_EQ(test.fc, 0.0); |
| |
| test.a = std::numeric_limits<double>::max(); |
| test.b = std::numeric_limits<double>::max(); |
| test.fa = std::numeric_limits<float>::max(); |
| test.fb = std::numeric_limits<float>::max(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(std::isfinite(test.c), false); |
| CHECK_EQ(std::isfinite(test.fc), false); |
| |
| test.a = 5.0; |
| test.b = std::numeric_limits<double>::signaling_NaN(); |
| test.fa = 5.0; |
| test.fb = std::numeric_limits<float>::signaling_NaN(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(std::isnan(test.c), true); |
| CHECK_EQ(std::isnan(test.fc), true); |
| } |
| |
| |
| TEST(C_COND_FMT) { |
| if ((IsMipsArchVariant(kMips32r1)) || (IsMipsArchVariant(kMips32r2))) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| double dOp1; |
| double dOp2; |
| uint32_t dF; |
| uint32_t dUn; |
| uint32_t dEq; |
| uint32_t dUeq; |
| uint32_t dOlt; |
| uint32_t dUlt; |
| uint32_t dOle; |
| uint32_t dUle; |
| float fOp1; |
| float fOp2; |
| uint32_t fF; |
| uint32_t fUn; |
| uint32_t fEq; |
| uint32_t fUeq; |
| uint32_t fOlt; |
| uint32_t fUlt; |
| uint32_t fOle; |
| uint32_t fUle; |
| } TestFloat; |
| |
| TestFloat test; |
| |
| __ li(t1, 1); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, dOp1))); |
| __ ldc1(f6, MemOperand(a0, offsetof(TestFloat, dOp2))); |
| |
| __ lwc1(f14, MemOperand(a0, offsetof(TestFloat, fOp1))); |
| __ lwc1(f16, MemOperand(a0, offsetof(TestFloat, fOp2))); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(F, f4, f6, 0); |
| __ c_s(F, f14, f16, 2); |
| __ movt(t2, t1, 0); |
| __ movt(t3, t1, 2); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dF)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fF)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(UN, f4, f6, 2); |
| __ c_s(UN, f14, f16, 4); |
| __ movt(t2, t1, 2); |
| __ movt(t3, t1, 4); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dUn)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fUn)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(EQ, f4, f6, 4); |
| __ c_s(EQ, f14, f16, 6); |
| __ movt(t2, t1, 4); |
| __ movt(t3, t1, 6); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dEq)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fEq)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(UEQ, f4, f6, 6); |
| __ c_s(UEQ, f14, f16, 0); |
| __ movt(t2, t1, 6); |
| __ movt(t3, t1, 0); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dUeq)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fUeq)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(OLT, f4, f6, 0); |
| __ c_s(OLT, f14, f16, 2); |
| __ movt(t2, t1, 0); |
| __ movt(t3, t1, 2); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dOlt)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fOlt)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(ULT, f4, f6, 2); |
| __ c_s(ULT, f14, f16, 4); |
| __ movt(t2, t1, 2); |
| __ movt(t3, t1, 4); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dUlt)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fUlt)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(OLE, f4, f6, 4); |
| __ c_s(OLE, f14, f16, 6); |
| __ movt(t2, t1, 4); |
| __ movt(t3, t1, 6); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dOle)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fOle)) ); |
| |
| __ mov(t2, zero_reg); |
| __ mov(t3, zero_reg); |
| __ c_d(ULE, f4, f6, 6); |
| __ c_s(ULE, f14, f16, 0); |
| __ movt(t2, t1, 6); |
| __ movt(t3, t1, 0); |
| __ sw(t2, MemOperand(a0, offsetof(TestFloat, dUle)) ); |
| __ sw(t3, MemOperand(a0, offsetof(TestFloat, fUle)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| test.dOp1 = 2.0; |
| test.dOp2 = 3.0; |
| test.fOp1 = 2.0; |
| test.fOp2 = 3.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dF, 0U); |
| CHECK_EQ(test.dUn, 0U); |
| CHECK_EQ(test.dEq, 0U); |
| CHECK_EQ(test.dUeq, 0U); |
| CHECK_EQ(test.dOlt, 1U); |
| CHECK_EQ(test.dUlt, 1U); |
| CHECK_EQ(test.dOle, 1U); |
| CHECK_EQ(test.dUle, 1U); |
| CHECK_EQ(test.fF, 0U); |
| CHECK_EQ(test.fUn, 0U); |
| CHECK_EQ(test.fEq, 0U); |
| CHECK_EQ(test.fUeq, 0U); |
| CHECK_EQ(test.fOlt, 1U); |
| CHECK_EQ(test.fUlt, 1U); |
| CHECK_EQ(test.fOle, 1U); |
| CHECK_EQ(test.fUle, 1U); |
| |
| test.dOp1 = std::numeric_limits<double>::max(); |
| test.dOp2 = std::numeric_limits<double>::min(); |
| test.fOp1 = std::numeric_limits<float>::min(); |
| test.fOp2 = -std::numeric_limits<float>::max(); // lowest() |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dF, 0U); |
| CHECK_EQ(test.dUn, 0U); |
| CHECK_EQ(test.dEq, 0U); |
| CHECK_EQ(test.dUeq, 0U); |
| CHECK_EQ(test.dOlt, 0U); |
| CHECK_EQ(test.dUlt, 0U); |
| CHECK_EQ(test.dOle, 0U); |
| CHECK_EQ(test.dUle, 0U); |
| CHECK_EQ(test.fF, 0U); |
| CHECK_EQ(test.fUn, 0U); |
| CHECK_EQ(test.fEq, 0U); |
| CHECK_EQ(test.fUeq, 0U); |
| CHECK_EQ(test.fOlt, 0U); |
| CHECK_EQ(test.fUlt, 0U); |
| CHECK_EQ(test.fOle, 0U); |
| CHECK_EQ(test.fUle, 0U); |
| |
| test.dOp1 = -std::numeric_limits<double>::max(); // lowest() |
| test.dOp2 = -std::numeric_limits<double>::max(); // lowest() |
| test.fOp1 = std::numeric_limits<float>::max(); |
| test.fOp2 = std::numeric_limits<float>::max(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dF, 0U); |
| CHECK_EQ(test.dUn, 0U); |
| CHECK_EQ(test.dEq, 1U); |
| CHECK_EQ(test.dUeq, 1U); |
| CHECK_EQ(test.dOlt, 0U); |
| CHECK_EQ(test.dUlt, 0U); |
| CHECK_EQ(test.dOle, 1U); |
| CHECK_EQ(test.dUle, 1U); |
| CHECK_EQ(test.fF, 0U); |
| CHECK_EQ(test.fUn, 0U); |
| CHECK_EQ(test.fEq, 1U); |
| CHECK_EQ(test.fUeq, 1U); |
| CHECK_EQ(test.fOlt, 0U); |
| CHECK_EQ(test.fUlt, 0U); |
| CHECK_EQ(test.fOle, 1U); |
| CHECK_EQ(test.fUle, 1U); |
| |
| test.dOp1 = std::numeric_limits<double>::quiet_NaN(); |
| test.dOp2 = 0.0; |
| test.fOp1 = std::numeric_limits<float>::quiet_NaN(); |
| test.fOp2 = 0.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dF, 0U); |
| CHECK_EQ(test.dUn, 1U); |
| CHECK_EQ(test.dEq, 0U); |
| CHECK_EQ(test.dUeq, 1U); |
| CHECK_EQ(test.dOlt, 0U); |
| CHECK_EQ(test.dUlt, 1U); |
| CHECK_EQ(test.dOle, 0U); |
| CHECK_EQ(test.dUle, 1U); |
| CHECK_EQ(test.fF, 0U); |
| CHECK_EQ(test.fUn, 1U); |
| CHECK_EQ(test.fEq, 0U); |
| CHECK_EQ(test.fUeq, 1U); |
| CHECK_EQ(test.fOlt, 0U); |
| CHECK_EQ(test.fUlt, 1U); |
| CHECK_EQ(test.fOle, 0U); |
| CHECK_EQ(test.fUle, 1U); |
| } |
| } |
| |
| |
| TEST(CMP_COND_FMT) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| double dOp1; |
| double dOp2; |
| double dF; |
| double dUn; |
| double dEq; |
| double dUeq; |
| double dOlt; |
| double dUlt; |
| double dOle; |
| double dUle; |
| double dOr; |
| double dUne; |
| double dNe; |
| float fOp1; |
| float fOp2; |
| float fF; |
| float fUn; |
| float fEq; |
| float fUeq; |
| float fOlt; |
| float fUlt; |
| float fOle; |
| float fUle; |
| float fOr; |
| float fUne; |
| float fNe; |
| } TestFloat; |
| |
| TestFloat test; |
| |
| __ li(t1, 1); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(TestFloat, dOp1))); |
| __ ldc1(f6, MemOperand(a0, offsetof(TestFloat, dOp2))); |
| |
| __ lwc1(f14, MemOperand(a0, offsetof(TestFloat, fOp1))); |
| __ lwc1(f16, MemOperand(a0, offsetof(TestFloat, fOp2))); |
| |
| __ cmp_d(F, f2, f4, f6); |
| __ cmp_s(F, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dF)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fF)) ); |
| |
| __ cmp_d(UN, f2, f4, f6); |
| __ cmp_s(UN, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dUn)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fUn)) ); |
| |
| __ cmp_d(EQ, f2, f4, f6); |
| __ cmp_s(EQ, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dEq)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fEq)) ); |
| |
| __ cmp_d(UEQ, f2, f4, f6); |
| __ cmp_s(UEQ, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dUeq)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fUeq)) ); |
| |
| __ cmp_d(LT, f2, f4, f6); |
| __ cmp_s(LT, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dOlt)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fOlt)) ); |
| |
| __ cmp_d(ULT, f2, f4, f6); |
| __ cmp_s(ULT, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dUlt)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fUlt)) ); |
| |
| __ cmp_d(LE, f2, f4, f6); |
| __ cmp_s(LE, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dOle)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fOle)) ); |
| |
| __ cmp_d(ULE, f2, f4, f6); |
| __ cmp_s(ULE, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dUle)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fUle)) ); |
| |
| __ cmp_d(ORD, f2, f4, f6); |
| __ cmp_s(ORD, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dOr)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fOr)) ); |
| |
| __ cmp_d(UNE, f2, f4, f6); |
| __ cmp_s(UNE, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dUne)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fUne)) ); |
| |
| __ cmp_d(NE, f2, f4, f6); |
| __ cmp_s(NE, f12, f14, f16); |
| __ sdc1(f2, MemOperand(a0, offsetof(TestFloat, dNe)) ); |
| __ swc1(f12, MemOperand(a0, offsetof(TestFloat, fNe)) ); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| uint64_t dTrue = 0xFFFFFFFFFFFFFFFF; |
| uint64_t dFalse = 0x0000000000000000; |
| uint32_t fTrue = 0xFFFFFFFF; |
| uint32_t fFalse = 0x00000000; |
| |
| test.dOp1 = 2.0; |
| test.dOp2 = 3.0; |
| test.fOp1 = 2.0; |
| test.fOp2 = 3.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(bit_cast<uint64_t>(test.dF), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUn), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dEq), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUeq), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOlt), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUlt), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOle), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUle), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOr), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUne), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dNe), dTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fF), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUn), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fEq), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUeq), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOlt), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUlt), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOle), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUle), fTrue); |
| |
| test.dOp1 = std::numeric_limits<double>::max(); |
| test.dOp2 = std::numeric_limits<double>::min(); |
| test.fOp1 = std::numeric_limits<float>::min(); |
| test.fOp2 = -std::numeric_limits<float>::max(); // lowest() |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(bit_cast<uint64_t>(test.dF), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUn), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dEq), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUeq), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOlt), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUlt), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOle), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUle), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOr), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUne), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dNe), dTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fF), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUn), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fEq), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUeq), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOlt), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUlt), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOle), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUle), fFalse); |
| |
| test.dOp1 = -std::numeric_limits<double>::max(); // lowest() |
| test.dOp2 = -std::numeric_limits<double>::max(); // lowest() |
| test.fOp1 = std::numeric_limits<float>::max(); |
| test.fOp2 = std::numeric_limits<float>::max(); |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(bit_cast<uint64_t>(test.dF), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUn), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dEq), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUeq), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOlt), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUlt), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOle), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUle), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOr), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUne), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dNe), dFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fF), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUn), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fEq), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUeq), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOlt), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUlt), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOle), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUle), fTrue); |
| |
| test.dOp1 = std::numeric_limits<double>::quiet_NaN(); |
| test.dOp2 = 0.0; |
| test.fOp1 = std::numeric_limits<float>::quiet_NaN(); |
| test.fOp2 = 0.0; |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(bit_cast<uint64_t>(test.dF), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUn), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dEq), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUeq), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOlt), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUlt), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOle), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUle), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dOr), dFalse); |
| CHECK_EQ(bit_cast<uint64_t>(test.dUne), dTrue); |
| CHECK_EQ(bit_cast<uint64_t>(test.dNe), dFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fF), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUn), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fEq), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUeq), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOlt), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUlt), fTrue); |
| CHECK_EQ(bit_cast<uint32_t>(test.fOle), fFalse); |
| CHECK_EQ(bit_cast<uint32_t>(test.fUle), fTrue); |
| } |
| } |
| |
| |
| TEST(CVT) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test_float { |
| float cvt_d_s_in; |
| double cvt_d_s_out; |
| int32_t cvt_d_w_in; |
| double cvt_d_w_out; |
| int64_t cvt_d_l_in; |
| double cvt_d_l_out; |
| |
| float cvt_l_s_in; |
| int64_t cvt_l_s_out; |
| double cvt_l_d_in; |
| int64_t cvt_l_d_out; |
| |
| double cvt_s_d_in; |
| float cvt_s_d_out; |
| int32_t cvt_s_w_in; |
| float cvt_s_w_out; |
| int64_t cvt_s_l_in; |
| float cvt_s_l_out; |
| |
| float cvt_w_s_in; |
| int32_t cvt_w_s_out; |
| double cvt_w_d_in; |
| int32_t cvt_w_d_out; |
| } TestFloat; |
| |
| TestFloat test; |
| |
| // Save FCSR. |
| __ cfc1(a1, FCSR); |
| // Disable FPU exceptions. |
| __ ctc1(zero_reg, FCSR); |
| |
| #define GENERATE_CVT_TEST(x, y, z) \ |
| __ y##c1(f0, MemOperand(a0, offsetof(TestFloat, x##_in))); \ |
| __ x(f0, f0); \ |
| __ nop(); \ |
| __ z##c1(f0, MemOperand(a0, offsetof(TestFloat, x##_out))); |
| |
| GENERATE_CVT_TEST(cvt_d_s, lw, sd) |
| GENERATE_CVT_TEST(cvt_d_w, lw, sd) |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| GENERATE_CVT_TEST(cvt_d_l, ld, sd) |
| } |
| |
| if (IsFp64Mode()) { |
| GENERATE_CVT_TEST(cvt_l_s, lw, sd) |
| GENERATE_CVT_TEST(cvt_l_d, ld, sd) |
| } |
| |
| GENERATE_CVT_TEST(cvt_s_d, ld, sw) |
| GENERATE_CVT_TEST(cvt_s_w, lw, sw) |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| GENERATE_CVT_TEST(cvt_s_l, ld, sw) |
| } |
| |
| GENERATE_CVT_TEST(cvt_w_s, lw, sw) |
| GENERATE_CVT_TEST(cvt_w_d, ld, sw) |
| |
| // Restore FCSR. |
| __ ctc1(a1, FCSR); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| test.cvt_d_s_in = -0.51; |
| test.cvt_d_w_in = -1; |
| test.cvt_d_l_in = -1; |
| test.cvt_l_s_in = -0.51; |
| test.cvt_l_d_in = -0.51; |
| test.cvt_s_d_in = -0.51; |
| test.cvt_s_w_in = -1; |
| test.cvt_s_l_in = -1; |
| test.cvt_w_s_in = -0.51; |
| test.cvt_w_d_in = -0.51; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.cvt_d_s_out, static_cast<double>(test.cvt_d_s_in)); |
| CHECK_EQ(test.cvt_d_w_out, static_cast<double>(test.cvt_d_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_d_l_out, static_cast<double>(test.cvt_d_l_in)); |
| } |
| if (IsFp64Mode()) { |
| CHECK_EQ(test.cvt_l_s_out, -1); |
| CHECK_EQ(test.cvt_l_d_out, -1); |
| } |
| CHECK_EQ(test.cvt_s_d_out, static_cast<float>(test.cvt_s_d_in)); |
| CHECK_EQ(test.cvt_s_w_out, static_cast<float>(test.cvt_s_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_s_l_out, static_cast<float>(test.cvt_s_l_in)); |
| } |
| CHECK_EQ(test.cvt_w_s_out, -1); |
| CHECK_EQ(test.cvt_w_d_out, -1); |
| |
| |
| test.cvt_d_s_in = 0.49; |
| test.cvt_d_w_in = 1; |
| test.cvt_d_l_in = 1; |
| test.cvt_l_s_in = 0.49; |
| test.cvt_l_d_in = 0.49; |
| test.cvt_s_d_in = 0.49; |
| test.cvt_s_w_in = 1; |
| test.cvt_s_l_in = 1; |
| test.cvt_w_s_in = 0.49; |
| test.cvt_w_d_in = 0.49; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.cvt_d_s_out, static_cast<double>(test.cvt_d_s_in)); |
| CHECK_EQ(test.cvt_d_w_out, static_cast<double>(test.cvt_d_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_d_l_out, static_cast<double>(test.cvt_d_l_in)); |
| } |
| if (IsFp64Mode()) { |
| CHECK_EQ(test.cvt_l_s_out, 0); |
| CHECK_EQ(test.cvt_l_d_out, 0); |
| } |
| CHECK_EQ(test.cvt_s_d_out, static_cast<float>(test.cvt_s_d_in)); |
| CHECK_EQ(test.cvt_s_w_out, static_cast<float>(test.cvt_s_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_s_l_out, static_cast<float>(test.cvt_s_l_in)); |
| } |
| CHECK_EQ(test.cvt_w_s_out, 0); |
| CHECK_EQ(test.cvt_w_d_out, 0); |
| |
| test.cvt_d_s_in = std::numeric_limits<float>::max(); |
| test.cvt_d_w_in = std::numeric_limits<int32_t>::max(); |
| test.cvt_d_l_in = std::numeric_limits<int64_t>::max(); |
| test.cvt_l_s_in = std::numeric_limits<float>::max(); |
| test.cvt_l_d_in = std::numeric_limits<double>::max(); |
| test.cvt_s_d_in = std::numeric_limits<double>::max(); |
| test.cvt_s_w_in = std::numeric_limits<int32_t>::max(); |
| test.cvt_s_l_in = std::numeric_limits<int64_t>::max(); |
| test.cvt_w_s_in = std::numeric_limits<float>::max(); |
| test.cvt_w_d_in = std::numeric_limits<double>::max(); |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.cvt_d_s_out, static_cast<double>(test.cvt_d_s_in)); |
| CHECK_EQ(test.cvt_d_w_out, static_cast<double>(test.cvt_d_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_d_l_out, static_cast<double>(test.cvt_d_l_in)); |
| } |
| if (IsFp64Mode()) { |
| CHECK_EQ(test.cvt_l_s_out, std::numeric_limits<int64_t>::max()); |
| CHECK_EQ(test.cvt_l_d_out, std::numeric_limits<int64_t>::max()); |
| } |
| CHECK_EQ(test.cvt_s_d_out, static_cast<float>(test.cvt_s_d_in)); |
| CHECK_EQ(test.cvt_s_w_out, static_cast<float>(test.cvt_s_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_s_l_out, static_cast<float>(test.cvt_s_l_in)); |
| } |
| CHECK_EQ(test.cvt_w_s_out, std::numeric_limits<int32_t>::max()); |
| CHECK_EQ(test.cvt_w_d_out, std::numeric_limits<int32_t>::max()); |
| |
| |
| test.cvt_d_s_in = -std::numeric_limits<float>::max(); // lowest() |
| test.cvt_d_w_in = std::numeric_limits<int32_t>::min(); // lowest() |
| test.cvt_d_l_in = std::numeric_limits<int64_t>::min(); // lowest() |
| test.cvt_l_s_in = -std::numeric_limits<float>::max(); // lowest() |
| test.cvt_l_d_in = -std::numeric_limits<double>::max(); // lowest() |
| test.cvt_s_d_in = -std::numeric_limits<double>::max(); // lowest() |
| test.cvt_s_w_in = std::numeric_limits<int32_t>::min(); // lowest() |
| test.cvt_s_l_in = std::numeric_limits<int64_t>::min(); // lowest() |
| test.cvt_w_s_in = -std::numeric_limits<float>::max(); // lowest() |
| test.cvt_w_d_in = -std::numeric_limits<double>::max(); // lowest() |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.cvt_d_s_out, static_cast<double>(test.cvt_d_s_in)); |
| CHECK_EQ(test.cvt_d_w_out, static_cast<double>(test.cvt_d_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_d_l_out, static_cast<double>(test.cvt_d_l_in)); |
| } |
| // The returned value when converting from fixed-point to float-point |
| // is not consistent between board, simulator and specification |
| // in this test case, therefore modifying the test |
| if (IsFp64Mode()) { |
| CHECK(test.cvt_l_s_out == std::numeric_limits<int64_t>::min() || |
| test.cvt_l_s_out == std::numeric_limits<int64_t>::max()); |
| CHECK(test.cvt_l_d_out == std::numeric_limits<int64_t>::min() || |
| test.cvt_l_d_out == std::numeric_limits<int64_t>::max()); |
| } |
| CHECK_EQ(test.cvt_s_d_out, static_cast<float>(test.cvt_s_d_in)); |
| CHECK_EQ(test.cvt_s_w_out, static_cast<float>(test.cvt_s_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_s_l_out, static_cast<float>(test.cvt_s_l_in)); |
| } |
| CHECK(test.cvt_w_s_out == std::numeric_limits<int32_t>::min() || |
| test.cvt_w_s_out == std::numeric_limits<int32_t>::max()); |
| CHECK(test.cvt_w_d_out == std::numeric_limits<int32_t>::min() || |
| test.cvt_w_d_out == std::numeric_limits<int32_t>::max()); |
| |
| |
| test.cvt_d_s_in = std::numeric_limits<float>::min(); |
| test.cvt_d_w_in = std::numeric_limits<int32_t>::min(); |
| test.cvt_d_l_in = std::numeric_limits<int64_t>::min(); |
| test.cvt_l_s_in = std::numeric_limits<float>::min(); |
| test.cvt_l_d_in = std::numeric_limits<double>::min(); |
| test.cvt_s_d_in = std::numeric_limits<double>::min(); |
| test.cvt_s_w_in = std::numeric_limits<int32_t>::min(); |
| test.cvt_s_l_in = std::numeric_limits<int64_t>::min(); |
| test.cvt_w_s_in = std::numeric_limits<float>::min(); |
| test.cvt_w_d_in = std::numeric_limits<double>::min(); |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.cvt_d_s_out, static_cast<double>(test.cvt_d_s_in)); |
| CHECK_EQ(test.cvt_d_w_out, static_cast<double>(test.cvt_d_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_d_l_out, static_cast<double>(test.cvt_d_l_in)); |
| } |
| if (IsFp64Mode()) { |
| CHECK_EQ(test.cvt_l_s_out, 0); |
| CHECK_EQ(test.cvt_l_d_out, 0); |
| } |
| CHECK_EQ(test.cvt_s_d_out, static_cast<float>(test.cvt_s_d_in)); |
| CHECK_EQ(test.cvt_s_w_out, static_cast<float>(test.cvt_s_w_in)); |
| if ((IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) && |
| IsFp64Mode()) { |
| CHECK_EQ(test.cvt_s_l_out, static_cast<float>(test.cvt_s_l_in)); |
| } |
| CHECK_EQ(test.cvt_w_s_out, 0); |
| CHECK_EQ(test.cvt_w_d_out, 0); |
| } |
| |
| |
| TEST(DIV_FMT) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| typedef struct test { |
| double dOp1; |
| double dOp2; |
| double dRes; |
| float fOp1; |
| float fOp2; |
| float fRes; |
| } Test; |
| |
| Test test; |
| |
| // Save FCSR. |
| __ cfc1(a1, FCSR); |
| // Disable FPU exceptions. |
| __ ctc1(zero_reg, FCSR); |
| |
| __ ldc1(f4, MemOperand(a0, offsetof(Test, dOp1)) ); |
| __ ldc1(f2, MemOperand(a0, offsetof(Test, dOp2)) ); |
| __ nop(); |
| __ div_d(f6, f4, f2); |
| __ sdc1(f6, MemOperand(a0, offsetof(Test, dRes)) ); |
| |
| __ lwc1(f4, MemOperand(a0, offsetof(Test, fOp1)) ); |
| __ lwc1(f2, MemOperand(a0, offsetof(Test, fOp2)) ); |
| __ nop(); |
| __ div_s(f6, f4, f2); |
| __ swc1(f6, MemOperand(a0, offsetof(Test, fRes)) ); |
| |
| // Restore FCSR. |
| __ ctc1(a1, FCSR); |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| |
| const int test_size = 3; |
| |
| double dOp1[test_size] = { |
| 5.0, |
| DBL_MAX, |
| DBL_MAX, |
| }; |
| double dOp2[test_size] = { |
| 2.0, |
| 2.0, |
| -DBL_MAX, |
| }; |
| double dRes[test_size] = { |
| 2.5, |
| DBL_MAX / 2.0, |
| -1.0, |
| }; |
| float fOp1[test_size] = { |
| 5.0, |
| FLT_MAX, |
| FLT_MAX, |
| }; |
| float fOp2[test_size] = { |
| 2.0, |
| 2.0, |
| -FLT_MAX, |
| }; |
| float fRes[test_size] = { |
| 2.5, |
| FLT_MAX / 2.0, |
| -1.0, |
| }; |
| |
| for (int i = 0; i < test_size; i++) { |
| test.dOp1 = dOp1[i]; |
| test.dOp2 = dOp2[i]; |
| test.fOp1 = fOp1[i]; |
| test.fOp2 = fOp2[i]; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(test.dRes, dRes[i]); |
| CHECK_EQ(test.fRes, fRes[i]); |
| } |
| |
| test.dOp1 = DBL_MAX; |
| test.dOp2 = -0.0; |
| test.fOp1 = FLT_MAX; |
| test.fOp2 = -0.0; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(false, std::isfinite(test.dRes)); |
| CHECK_EQ(false, std::isfinite(test.fRes)); |
| |
| test.dOp1 = 0.0; |
| test.dOp2 = -0.0; |
| test.fOp1 = 0.0; |
| test.fOp2 = -0.0; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(true, std::isnan(test.dRes)); |
| CHECK_EQ(true, std::isnan(test.fRes)); |
| |
| test.dOp1 = std::numeric_limits<double>::quiet_NaN(); |
| test.dOp2 = -5.0; |
| test.fOp1 = std::numeric_limits<float>::quiet_NaN(); |
| test.fOp2 = -5.0; |
| |
| (CALL_GENERATED_CODE(isolate, f, &test, 0, 0, 0, 0)); |
| CHECK_EQ(true, std::isnan(test.dRes)); |
| CHECK_EQ(true, std::isnan(test.fRes)); |
| } |
| |
| |
| uint32_t run_align(uint32_t rs_value, uint32_t rt_value, uint8_t bp) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ align(v0, a0, a1, bp); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = reinterpret_cast<uint32_t>(CALL_GENERATED_CODE( |
| isolate, f, rs_value, rt_value, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_align) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseAlign { |
| uint32_t rs_value; |
| uint32_t rt_value; |
| uint8_t bp; |
| uint32_t expected_res; |
| }; |
| |
| struct TestCaseAlign tc[] = { |
| // rs_value, rt_value, bp, expected_res |
| { 0x11223344, 0xaabbccdd, 0, 0xaabbccdd }, |
| { 0x11223344, 0xaabbccdd, 1, 0xbbccdd11 }, |
| { 0x11223344, 0xaabbccdd, 2, 0xccdd1122 }, |
| { 0x11223344, 0xaabbccdd, 3, 0xdd112233 }, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAlign); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| CHECK_EQ(tc[i].expected_res, run_align(tc[i].rs_value, |
| tc[i].rt_value, tc[i].bp)); |
| } |
| } |
| } |
| |
| uint32_t PC; // The program counter. |
| |
| uint32_t run_aluipc(int16_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ aluipc(v0, offset); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| PC = (uint32_t) f; // Set the program counter. |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_aluipc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseAluipc { |
| int16_t offset; |
| }; |
| |
| struct TestCaseAluipc tc[] = { |
| // offset |
| { -32768 }, // 0x8000 |
| { -1 }, // 0xFFFF |
| { 0 }, |
| { 1 }, |
| { 32767 }, // 0x7FFF |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAluipc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| PC = 0; |
| uint32_t res = run_aluipc(tc[i].offset); |
| // Now, the program_counter (PC) is set. |
| uint32_t expected_res = ~0x0FFFF & (PC + (tc[i].offset << 16)); |
| CHECK_EQ(expected_res, res); |
| } |
| } |
| } |
| |
| |
| uint32_t run_auipc(int16_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ auipc(v0, offset); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| PC = (uint32_t) f; // Set the program counter. |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_auipc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseAuipc { |
| int16_t offset; |
| }; |
| |
| struct TestCaseAuipc tc[] = { |
| // offset |
| { -32768 }, // 0x8000 |
| { -1 }, // 0xFFFF |
| { 0 }, |
| { 1 }, |
| { 32767 }, // 0x7FFF |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAuipc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| PC = 0; |
| uint32_t res = run_auipc(tc[i].offset); |
| // Now, the program_counter (PC) is set. |
| uint32_t expected_res = PC + (tc[i].offset << 16); |
| CHECK_EQ(expected_res, res); |
| } |
| } |
| } |
| |
| |
| uint32_t run_lwpc(int offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| // 256k instructions; 2^8k |
| // addiu t7, t0, 0xffff; (0x250fffff) |
| // ... |
| // addiu t4, t0, 0x0000; (0x250c0000) |
| uint32_t addiu_start_1 = 0x25000000; |
| for (int32_t i = 0xfffff; i >= 0xc0000; --i) { |
| uint32_t addiu_new = addiu_start_1 + i; |
| __ dd(addiu_new); |
| } |
| |
| __ lwpc(t8, offset); // offset 0; 0xef080000 (t8 register) |
| __ mov(v0, t8); |
| |
| // 256k instructions; 2^8k |
| // addiu t0, t0, 0x0000; (0x25080000) |
| // ... |
| // addiu t3, t0, 0xffff; (0x250bffff) |
| uint32_t addiu_start_2 = 0x25000000; |
| for (int32_t i = 0x80000; i <= 0xbffff; ++i) { |
| uint32_t addiu_new = addiu_start_2 + i; |
| __ dd(addiu_new); |
| } |
| |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_lwpc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseLwpc { |
| int offset; |
| uint32_t expected_res; |
| }; |
| |
| struct TestCaseLwpc tc[] = { |
| // offset, expected_res |
| { -262144, 0x250fffff }, // offset 0x40000 |
| { -4, 0x250c0003 }, |
| { -1, 0x250c0000 }, |
| { 0, 0xef080000 }, |
| { 1, 0x03001025 }, // mov(v0, t8) |
| { 2, 0x25080000 }, |
| { 4, 0x25080002 }, |
| { 262143, 0x250bfffd }, // offset 0x3ffff |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseLwpc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint32_t res = run_lwpc(tc[i].offset); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| } |
| |
| |
| uint32_t run_jic(int16_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| Label get_program_counter, stop_execution; |
| __ push(ra); |
| __ li(v0, 0); |
| __ li(t1, 0x66); |
| |
| __ addiu(v0, v0, 0x1); // <-- offset = -32 |
| __ addiu(v0, v0, 0x2); |
| __ addiu(v0, v0, 0x10); |
| __ addiu(v0, v0, 0x20); |
| __ beq(v0, t1, &stop_execution); |
| __ nop(); |
| |
| __ bal(&get_program_counter); // t0 <- program counter |
| __ nop(); |
| __ jic(t0, offset); |
| |
| __ addiu(v0, v0, 0x100); |
| __ addiu(v0, v0, 0x200); |
| __ addiu(v0, v0, 0x1000); |
| __ addiu(v0, v0, 0x2000); // <--- offset = 16 |
| __ pop(ra); |
| __ jr(ra); |
| __ nop(); |
| |
| __ bind(&get_program_counter); |
| __ mov(t0, ra); |
| __ jr(ra); |
| __ nop(); |
| |
| __ bind(&stop_execution); |
| __ pop(ra); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_jic) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseJic { |
| // As rt will be used t0 register which will have value of |
| // the program counter for the jic instruction. |
| int16_t offset; |
| uint32_t expected_res; |
| }; |
| |
| struct TestCaseJic tc[] = { |
| // offset, expected_result |
| { 16, 0x2033 }, |
| { 4, 0x3333 }, |
| { -32, 0x66 }, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseJic); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint32_t res = run_jic(tc[i].offset); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| } |
| |
| |
| uint64_t run_beqzc(int32_t value, int32_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| Label stop_execution; |
| __ li(v0, 0); |
| __ li(t1, 0x66); |
| |
| __ addiu(v0, v0, 0x1); // <-- offset = -32 |
| __ addiu(v0, v0, 0x2); |
| __ addiu(v0, v0, 0x10); |
| __ addiu(v0, v0, 0x20); |
| __ beq(v0, t1, &stop_execution); |
| __ nop(); |
| |
| __ beqzc(a0, offset); // BEQZC rs, offset |
| |
| __ addiu(v0, v0, 0x1); |
| __ addiu(v0, v0, 0x100); |
| __ addiu(v0, v0, 0x200); |
| __ addiu(v0, v0, 0x1000); |
| __ addiu(v0, v0, 0x2000); // <--- offset = 16 |
| __ jr(ra); |
| __ nop(); |
| |
| __ bind(&stop_execution); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, value, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_beqzc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseBeqzc { |
| uint32_t value; |
| int32_t offset; |
| uint32_t expected_res; |
| }; |
| |
| struct TestCaseBeqzc tc[] = { |
| // value, offset, expected_res |
| { 0x0, -8, 0x66 }, |
| { 0x0, 0, 0x3334 }, |
| { 0x0, 1, 0x3333 }, |
| { 0xabc, 1, 0x3334 }, |
| { 0x0, 4, 0x2033 }, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseBeqzc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint32_t res = run_beqzc(tc[i].value, tc[i].offset); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| } |
| |
| |
| uint32_t run_jialc(int16_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| Label main_block, get_program_counter; |
| __ push(ra); |
| __ li(v0, 0); |
| __ beq(v0, v0, &main_block); |
| __ nop(); |
| |
| // Block 1 |
| __ addiu(v0, v0, 0x1); // <-- offset = -40 |
| __ addiu(v0, v0, 0x2); |
| __ jr(ra); |
| __ nop(); |
| |
| // Block 2 |
| __ addiu(v0, v0, 0x10); // <-- offset = -24 |
| __ addiu(v0, v0, 0x20); |
| __ jr(ra); |
| __ nop(); |
| |
| // Block 3 (Main) |
| __ bind(&main_block); |
| __ bal(&get_program_counter); // t0 <- program counter |
| __ nop(); |
| __ jialc(t0, offset); |
| __ addiu(v0, v0, 0x4); |
| __ pop(ra); |
| __ jr(ra); |
| __ nop(); |
| |
| // Block 4 |
| __ addiu(v0, v0, 0x100); // <-- offset = 20 |
| __ addiu(v0, v0, 0x200); |
| __ jr(ra); |
| __ nop(); |
| |
| // Block 5 |
| __ addiu(v0, v0, 0x1000); // <--- offset = 36 |
| __ addiu(v0, v0, 0x2000); |
| __ jr(ra); |
| __ nop(); |
| |
| __ bind(&get_program_counter); |
| __ mov(t0, ra); |
| __ jr(ra); |
| __ nop(); |
| |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_jialc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseJialc { |
| int16_t offset; |
| uint32_t expected_res; |
| }; |
| |
| struct TestCaseJialc tc[] = { |
| // offset, expected_res |
| { -40, 0x7 }, |
| { -24, 0x34 }, |
| { 20, 0x304 }, |
| { 36, 0x3004 } |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseJialc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint32_t res = run_jialc(tc[i].offset); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| } |
| |
| static uint32_t run_addiupc(int32_t imm19) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ addiupc(v0, imm19); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| PC = (uint32_t) f; // Set the program counter. |
| |
| uint32_t rs = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, imm19, 0, 0, 0, 0)); |
| |
| return rs; |
| } |
| |
| |
| TEST(r6_addiupc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseAddiupc { |
| int32_t imm19; |
| }; |
| |
| TestCaseAddiupc tc[] = { |
| // imm19 |
| {-262144}, // 0x40000 |
| {-1}, // 0x7FFFF |
| {0}, |
| {1}, // 0x00001 |
| {262143} // 0x3FFFF |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAddiupc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| PC = 0; |
| uint32_t res = run_addiupc(tc[i].imm19); |
| // Now, the program_counter (PC) is set. |
| uint32_t expected_res = PC + (tc[i].imm19 << 2); |
| CHECK_EQ(expected_res, res); |
| } |
| } |
| } |
| |
| |
| int32_t run_bc(int32_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| Label continue_1, stop_execution; |
| __ push(ra); |
| __ li(v0, 0); |
| __ li(t8, 0); |
| __ li(t9, 2); // A condition for stopping execution. |
| |
| for (int32_t i = -100; i <= -11; ++i) { |
| __ addiu(v0, v0, 1); |
| } |
| |
| __ addiu(t8, t8, 1); // -10 |
| |
| __ beq(t8, t9, &stop_execution); // -9 |
| __ nop(); // -8 |
| __ beq(t8, t8, &continue_1); // -7 |
| __ nop(); // -6 |
| |
| __ bind(&stop_execution); |
| __ pop(ra); // -5, -4 |
| __ jr(ra); // -3 |
| __ nop(); // -2 |
| |
| __ bind(&continue_1); |
| __ bc(offset); // -1 |
| |
| for (int32_t i = 0; i <= 99; ++i) { |
| __ addiu(v0, v0, 1); |
| } |
| |
| __ pop(ra); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| int32_t res = reinterpret_cast<int32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_bc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseBc { |
| int32_t offset; |
| int32_t expected_res; |
| }; |
| |
| struct TestCaseBc tc[] = { |
| // offset, expected_result |
| { -100, (abs(-100) - 10) * 2 }, |
| { -11, (abs(-100) - 10 + 1) }, |
| { 0, (abs(-100) - 10 + 1 + 99) }, |
| { 1, (abs(-100) - 10 + 99) }, |
| { 99, (abs(-100) - 10 + 1) }, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseBc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| int32_t res = run_bc(tc[i].offset); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| } |
| |
| |
| int32_t run_balc(int32_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| Label continue_1, stop_execution; |
| __ push(ra); |
| __ li(v0, 0); |
| __ li(t8, 0); |
| __ li(t9, 2); // A condition for stopping execution. |
| |
| __ beq(t8, t8, &continue_1); |
| __ nop(); |
| |
| uint32_t instruction_addiu = 0x24420001; // addiu v0, v0, 1 |
| for (int32_t i = -117; i <= -57; ++i) { |
| __ dd(instruction_addiu); |
| } |
| __ jr(ra); // -56 |
| __ nop(); // -55 |
| |
| for (int32_t i = -54; i <= -4; ++i) { |
| __ dd(instruction_addiu); |
| } |
| __ jr(ra); // -3 |
| __ nop(); // -2 |
| |
| __ bind(&continue_1); |
| __ balc(offset); // -1 |
| |
| __ pop(ra); // 0, 1 |
| __ jr(ra); // 2 |
| __ nop(); // 3 |
| |
| for (int32_t i = 4; i <= 44; ++i) { |
| __ dd(instruction_addiu); |
| } |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| int32_t res = reinterpret_cast<int32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| uint32_t run_aui(uint32_t rs, uint16_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ li(t0, rs); |
| __ aui(v0, t0, offset); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = |
| reinterpret_cast<uint32_t> |
| (CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(r6_aui) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseAui { |
| uint32_t rs; |
| uint16_t offset; |
| uint32_t ref_res; |
| }; |
| |
| struct TestCaseAui tc[] = { |
| // input, offset, result |
| {0xfffeffff, 1, 0xffffffff}, |
| {0xffffffff, 0, 0xffffffff}, |
| {0, 0xffff, 0xffff0000}, |
| {0x0008ffff, 0xfff7, 0xffffffff}, |
| {32767, 32767, 0x7fff7fff}, |
| // overflow cases |
| {0xffffffff, 0x1, 0x0000ffff}, |
| {0xffffffff, 0xffff, 0xfffeffff}, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAui); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| PC = 0; |
| uint32_t res = run_aui(tc[i].rs, tc[i].offset); |
| CHECK_EQ(tc[i].ref_res, res); |
| } |
| } |
| } |
| |
| |
| TEST(r6_balc) { |
| if (IsMipsArchVariant(kMips32r6)) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseBalc { |
| int32_t offset; |
| int32_t expected_res; |
| }; |
| |
| struct TestCaseBalc tc[] = { |
| // offset, expected_result |
| { -117, 61 }, |
| { -54, 51 }, |
| { 0, 0 }, |
| { 4, 41 }, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseBalc); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| int32_t res = run_balc(tc[i].offset); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| } |
| |
| |
| uint32_t run_bal(int16_t offset) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, NULL, 0, v8::internal::CodeObjectRequired::kYes); |
| |
| __ mov(t0, ra); |
| __ bal(offset); // Equivalent for "BGEZAL zero_reg, offset". |
| __ nop(); |
| |
| __ mov(ra, t0); |
| __ jr(ra); |
| __ nop(); |
| |
| __ li(v0, 1); |
| __ jr(ra); |
| __ nop(); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| uint32_t res = reinterpret_cast<uint32_t>( |
| CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| |
| TEST(bal) { |
| CcTest::InitializeVM(); |
| |
| struct TestCaseBal { |
| int16_t offset; |
| uint32_t expected_res; |
| }; |
| |
| struct TestCaseBal tc[] = { |
| // offset, expected_res |
| { 4, 1 }, |
| }; |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseBal); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| CHECK_EQ(tc[i].expected_res, run_bal(tc[i].offset)); |
| } |
| } |
| |
| |
| TEST(Trampoline) { |
| // Private member of Assembler class. |
| static const int kMaxBranchOffset = (1 << (18 - 1)) - 1; |
| |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assm(isolate, nullptr, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| Label done; |
| size_t nr_calls = kMaxBranchOffset / (2 * Instruction::kInstrSize) + 2; |
| |
| for (size_t i = 0; i < nr_calls; ++i) { |
| __ BranchShort(&done, eq, a0, Operand(a1)); |
| } |
| __ bind(&done); |
| __ Ret(USE_DELAY_SLOT); |
| __ mov(v0, zero_reg); |
| |
| CodeDesc desc; |
| assm.GetCode(&desc); |
| Handle<Code> code = isolate->factory()->NewCode( |
| desc, Code::ComputeFlags(Code::STUB), Handle<Code>()); |
| F2 f = FUNCTION_CAST<F2>(code->entry()); |
| |
| int32_t res = reinterpret_cast<int32_t>( |
| CALL_GENERATED_CODE(isolate, f, 42, 42, 0, 0, 0)); |
| CHECK_EQ(res, 0); |
| } |
| |
| #undef __ |