| // Copyright 2009 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 <cstdlib> |
| #include <iostream> |
| |
| #include "src/v8.h" |
| |
| #include "src/base/platform/platform.h" |
| #include "src/base/utils/random-number-generator.h" |
| #include "src/double.h" |
| #include "src/factory.h" |
| #include "src/macro-assembler.h" |
| #include "src/objects-inl.h" |
| #include "src/ostreams.h" |
| #include "test/cctest/cctest.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // Test the x64 assembler by compiling some simple functions into |
| // a buffer and executing them. These tests do not initialize the |
| // V8 library, create a context, or use any V8 objects. |
| // The AMD64 calling convention is used, with the first six arguments |
| // in RDI, RSI, RDX, RCX, R8, and R9, and floating point arguments in |
| // the XMM registers. The return value is in RAX. |
| // This calling convention is used on Linux, with GCC, and on Mac OS, |
| // with GCC. A different convention is used on 64-bit windows, |
| // where the first four integer arguments are passed in RCX, RDX, R8 and R9. |
| |
| typedef int (*F0)(); |
| typedef int (*F1)(int64_t x); |
| typedef int (*F2)(int64_t x, int64_t y); |
| typedef unsigned (*F3)(double x); |
| typedef uint64_t (*F4)(uint64_t* x, uint64_t* y); |
| typedef uint64_t (*F5)(uint64_t x); |
| |
| #ifdef _WIN64 |
| static const Register arg1 = rcx; |
| static const Register arg2 = rdx; |
| #else |
| static const Register arg1 = rdi; |
| static const Register arg2 = rsi; |
| #endif |
| |
| #define __ assm. |
| |
| |
| TEST(AssemblerX64ReturnOperation) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a simple function that copies argument 2 and returns it. |
| __ movq(rax, arg2); |
| __ nop(); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
| CHECK_EQ(2, result); |
| } |
| |
| |
| TEST(AssemblerX64StackOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a simple function that copies argument 2 and returns it. |
| // We compile without stack frame pointers, so the gdb debugger shows |
| // incorrect stack frames when debugging this function (which has them). |
| __ pushq(rbp); |
| __ movq(rbp, rsp); |
| __ pushq(arg2); // Value at (rbp - 8) |
| __ pushq(arg2); // Value at (rbp - 16) |
| __ pushq(arg1); // Value at (rbp - 24) |
| __ popq(rax); |
| __ popq(rax); |
| __ popq(rax); |
| __ popq(rbp); |
| __ nop(); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
| CHECK_EQ(2, result); |
| } |
| |
| |
| TEST(AssemblerX64ArithmeticOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a simple function that adds arguments returning the sum. |
| __ movq(rax, arg2); |
| __ addq(rax, arg1); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
| CHECK_EQ(5, result); |
| } |
| |
| |
| TEST(AssemblerX64CmpbOperation) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a function that compare argument byte returing 1 if equal else 0. |
| // On Windows, it compares rcx with rdx which does not require REX prefix; |
| // on Linux, it compares rdi with rsi which requires REX prefix. |
| |
| Label done; |
| __ movq(rax, Immediate(1)); |
| __ cmpb(arg1, arg2); |
| __ j(equal, &done); |
| __ movq(rax, Immediate(0)); |
| __ bind(&done); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(0x1002, 0x2002); |
| CHECK_EQ(1, result); |
| result = FUNCTION_CAST<F2>(buffer)(0x1002, 0x2003); |
| CHECK_EQ(0, result); |
| } |
| |
| TEST(Regression684407) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| Address before = assm.pc(); |
| __ cmpl(Operand(arg1, 0), |
| Immediate(0, RelocInfo::WASM_FUNCTION_TABLE_SIZE_REFERENCE)); |
| Address after = assm.pc(); |
| size_t instruction_size = static_cast<size_t>(after - before); |
| // Check that the immediate is not encoded as uint8. |
| CHECK_LT(sizeof(uint32_t), instruction_size); |
| } |
| |
| TEST(AssemblerX64ImulOperation) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a simple function that multiplies arguments returning the high |
| // word. |
| __ movq(rax, arg2); |
| __ imulq(arg1); |
| __ movq(rax, rdx); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
| CHECK_EQ(0, result); |
| result = FUNCTION_CAST<F2>(buffer)(0x100000000l, 0x100000000l); |
| CHECK_EQ(1, result); |
| result = FUNCTION_CAST<F2>(buffer)(-0x100000000l, 0x100000000l); |
| CHECK_EQ(-1, result); |
| } |
| |
| TEST(AssemblerX64testbwqOperation) { |
| CcTest::InitializeVM(); |
| v8::HandleScope scope(CcTest::isolate()); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ pushq(rbx); |
| __ pushq(rdi); |
| __ pushq(rsi); |
| __ pushq(r12); |
| __ pushq(r13); |
| __ pushq(r14); |
| __ pushq(r15); |
| |
| // Assemble a simple function that tests testb and testw |
| Label bad; |
| Label done; |
| |
| // Test immediate testb and testw |
| __ movq(rax, Immediate(2)); |
| __ movq(rbx, Immediate(4)); |
| __ movq(rcx, Immediate(8)); |
| __ movq(rdx, Immediate(16)); |
| __ movq(rsi, Immediate(32)); |
| __ movq(rdi, Immediate(64)); |
| __ movq(r10, Immediate(128)); |
| __ movq(r11, Immediate(0)); |
| __ movq(r12, Immediate(0)); |
| __ movq(r13, Immediate(0)); |
| __ testb(rax, Immediate(2)); |
| __ j(zero, &bad); |
| __ testb(rbx, Immediate(4)); |
| __ j(zero, &bad); |
| __ testb(rcx, Immediate(8)); |
| __ j(zero, &bad); |
| __ testb(rdx, Immediate(16)); |
| __ j(zero, &bad); |
| __ testb(rsi, Immediate(32)); |
| __ j(zero, &bad); |
| __ testb(rdi, Immediate(64)); |
| __ j(zero, &bad); |
| __ testb(r10, Immediate(128)); |
| __ j(zero, &bad); |
| __ testw(rax, Immediate(2)); |
| __ j(zero, &bad); |
| __ testw(rbx, Immediate(4)); |
| __ j(zero, &bad); |
| __ testw(rcx, Immediate(8)); |
| __ j(zero, &bad); |
| __ testw(rdx, Immediate(16)); |
| __ j(zero, &bad); |
| __ testw(rsi, Immediate(32)); |
| __ j(zero, &bad); |
| __ testw(rdi, Immediate(64)); |
| __ j(zero, &bad); |
| __ testw(r10, Immediate(128)); |
| __ j(zero, &bad); |
| |
| // Test reg, reg testb and testw |
| __ movq(rax, Immediate(2)); |
| __ movq(rbx, Immediate(2)); |
| __ testb(rax, rbx); |
| __ j(zero, &bad); |
| __ movq(rbx, Immediate(4)); |
| __ movq(rax, Immediate(4)); |
| __ testb(rbx, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(8)); |
| __ testb(rcx, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(16)); |
| __ testb(rdx, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(32)); |
| __ testb(rsi, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(64)); |
| __ testb(rdi, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(128)); |
| __ testb(r10, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(2)); |
| __ movq(rbx, Immediate(2)); |
| __ testw(rax, rbx); |
| __ j(zero, &bad); |
| __ movq(rbx, Immediate(4)); |
| __ movq(rax, Immediate(4)); |
| __ testw(rbx, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(8)); |
| __ testw(rcx, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(16)); |
| __ testw(rdx, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(32)); |
| __ testw(rsi, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(64)); |
| __ testw(rdi, rax); |
| __ j(zero, &bad); |
| __ movq(rax, Immediate(128)); |
| __ testw(r10, rax); |
| __ j(zero, &bad); |
| |
| // Test diffrrent extended register coding combinations. |
| __ movq(rax, Immediate(5)); |
| __ movq(r11, Immediate(5)); |
| __ testb(r11, rax); |
| __ j(zero, &bad); |
| __ testb(rax, r11); |
| __ j(zero, &bad); |
| __ testw(r11, rax); |
| __ j(zero, &bad); |
| __ testw(rax, r11); |
| __ j(zero, &bad); |
| __ movq(r11, Immediate(3)); |
| __ movq(r12, Immediate(3)); |
| __ movq(rdi, Immediate(3)); |
| __ testb(r12, rdi); |
| __ j(zero, &bad); |
| __ testb(rdi, r12); |
| __ j(zero, &bad); |
| __ testb(r12, r11); |
| __ j(zero, &bad); |
| __ testb(r11, r12); |
| __ j(zero, &bad); |
| __ testw(r12, r11); |
| __ j(zero, &bad); |
| __ testw(r11, r12); |
| __ j(zero, &bad); |
| |
| // Test sign-extended imediate tests |
| __ movq(r11, Immediate(2)); |
| __ shlq(r11, Immediate(32)); |
| __ testq(r11, Immediate(-1)); |
| __ j(zero, &bad); |
| |
| // All tests passed |
| __ movq(rax, Immediate(1)); |
| __ jmp(&done); |
| |
| __ bind(&bad); |
| __ movq(rax, Immediate(0)); |
| __ bind(&done); |
| |
| __ popq(r15); |
| __ popq(r14); |
| __ popq(r13); |
| __ popq(r12); |
| __ popq(rsi); |
| __ popq(rdi); |
| __ popq(rbx); |
| |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(0, 0); |
| CHECK_EQ(1, result); |
| } |
| |
| TEST(AssemblerX64XchglOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ movq(rax, Operand(arg1, 0)); |
| __ movq(r11, Operand(arg2, 0)); |
| __ xchgl(rax, r11); |
| __ movq(Operand(arg1, 0), rax); |
| __ movq(Operand(arg2, 0), r11); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint64_t left = V8_2PART_UINT64_C(0x10000000, 20000000); |
| uint64_t right = V8_2PART_UINT64_C(0x30000000, 40000000); |
| uint64_t result = FUNCTION_CAST<F4>(buffer)(&left, &right); |
| CHECK_EQ(V8_2PART_UINT64_C(0x00000000, 40000000), left); |
| CHECK_EQ(V8_2PART_UINT64_C(0x00000000, 20000000), right); |
| USE(result); |
| } |
| |
| |
| TEST(AssemblerX64OrlOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ movq(rax, Operand(arg2, 0)); |
| __ orl(Operand(arg1, 0), rax); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint64_t left = V8_2PART_UINT64_C(0x10000000, 20000000); |
| uint64_t right = V8_2PART_UINT64_C(0x30000000, 40000000); |
| uint64_t result = FUNCTION_CAST<F4>(buffer)(&left, &right); |
| CHECK_EQ(V8_2PART_UINT64_C(0x10000000, 60000000), left); |
| USE(result); |
| } |
| |
| |
| TEST(AssemblerX64RollOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ movq(rax, arg1); |
| __ roll(rax, Immediate(1)); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint64_t src = V8_2PART_UINT64_C(0x10000000, C0000000); |
| uint64_t result = FUNCTION_CAST<F5>(buffer)(src); |
| CHECK_EQ(V8_2PART_UINT64_C(0x00000000, 80000001), result); |
| } |
| |
| |
| TEST(AssemblerX64SublOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ movq(rax, Operand(arg2, 0)); |
| __ subl(Operand(arg1, 0), rax); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint64_t left = V8_2PART_UINT64_C(0x10000000, 20000000); |
| uint64_t right = V8_2PART_UINT64_C(0x30000000, 40000000); |
| uint64_t result = FUNCTION_CAST<F4>(buffer)(&left, &right); |
| CHECK_EQ(V8_2PART_UINT64_C(0x10000000, e0000000), left); |
| USE(result); |
| } |
| |
| |
| TEST(AssemblerX64TestlOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Set rax with the ZF flag of the testl instruction. |
| Label done; |
| __ movq(rax, Immediate(1)); |
| __ movq(r11, Operand(arg2, 0)); |
| __ testl(Operand(arg1, 0), r11); |
| __ j(zero, &done, Label::kNear); |
| __ movq(rax, Immediate(0)); |
| __ bind(&done); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint64_t left = V8_2PART_UINT64_C(0x10000000, 20000000); |
| uint64_t right = V8_2PART_UINT64_C(0x30000000, 00000000); |
| uint64_t result = FUNCTION_CAST<F4>(buffer)(&left, &right); |
| CHECK_EQ(1u, result); |
| } |
| |
| TEST(AssemblerX64TestwOperations) { |
| typedef uint16_t (*F)(uint16_t * x); |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Set rax with the ZF flag of the testl instruction. |
| Label done; |
| __ movq(rax, Immediate(1)); |
| __ testw(Operand(arg1, 0), Immediate(0xf0f0)); |
| __ j(not_zero, &done, Label::kNear); |
| __ movq(rax, Immediate(0)); |
| __ bind(&done); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint16_t operand = 0x8000; |
| uint16_t result = FUNCTION_CAST<F>(buffer)(&operand); |
| CHECK_EQ(1u, result); |
| } |
| |
| TEST(AssemblerX64XorlOperations) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ movq(rax, Operand(arg2, 0)); |
| __ xorl(Operand(arg1, 0), rax); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| uint64_t left = V8_2PART_UINT64_C(0x10000000, 20000000); |
| uint64_t right = V8_2PART_UINT64_C(0x30000000, 60000000); |
| uint64_t result = FUNCTION_CAST<F4>(buffer)(&left, &right); |
| CHECK_EQ(V8_2PART_UINT64_C(0x10000000, 40000000), left); |
| USE(result); |
| } |
| |
| |
| TEST(AssemblerX64MemoryOperands) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a simple function that copies argument 2 and returns it. |
| __ pushq(rbp); |
| __ movq(rbp, rsp); |
| |
| __ pushq(arg2); // Value at (rbp - 8) |
| __ pushq(arg2); // Value at (rbp - 16) |
| __ pushq(arg1); // Value at (rbp - 24) |
| |
| const int kStackElementSize = 8; |
| __ movq(rax, Operand(rbp, -3 * kStackElementSize)); |
| __ popq(arg2); |
| __ popq(arg2); |
| __ popq(arg2); |
| __ popq(rbp); |
| __ nop(); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
| CHECK_EQ(3, result); |
| } |
| |
| |
| TEST(AssemblerX64ControlFlow) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| // Assemble a simple function that copies argument 1 and returns it. |
| __ pushq(rbp); |
| |
| __ movq(rbp, rsp); |
| __ movq(rax, arg1); |
| Label target; |
| __ jmp(&target); |
| __ movq(rax, arg2); |
| __ bind(&target); |
| __ popq(rbp); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
| CHECK_EQ(3, result); |
| } |
| |
| |
| TEST(AssemblerX64LoopImmediates) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| // Assemble two loops using rax as counter, and verify the ending counts. |
| Label Fail; |
| __ movq(rax, Immediate(-3)); |
| Label Loop1_test; |
| Label Loop1_body; |
| __ jmp(&Loop1_test); |
| __ bind(&Loop1_body); |
| __ addq(rax, Immediate(7)); |
| __ bind(&Loop1_test); |
| __ cmpq(rax, Immediate(20)); |
| __ j(less_equal, &Loop1_body); |
| // Did the loop terminate with the expected value? |
| __ cmpq(rax, Immediate(25)); |
| __ j(not_equal, &Fail); |
| |
| Label Loop2_test; |
| Label Loop2_body; |
| __ movq(rax, Immediate(0x11FEED00)); |
| __ jmp(&Loop2_test); |
| __ bind(&Loop2_body); |
| __ addq(rax, Immediate(-0x1100)); |
| __ bind(&Loop2_test); |
| __ cmpq(rax, Immediate(0x11FE8000)); |
| __ j(greater, &Loop2_body); |
| // Did the loop terminate with the expected value? |
| __ cmpq(rax, Immediate(0x11FE7600)); |
| __ j(not_equal, &Fail); |
| |
| __ movq(rax, Immediate(1)); |
| __ ret(0); |
| __ bind(&Fail); |
| __ movq(rax, Immediate(0)); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F0>(buffer)(); |
| CHECK_EQ(1, result); |
| } |
| |
| |
| TEST(OperandRegisterDependency) { |
| int offsets[4] = {0, 1, 0xfed, 0xbeefcad}; |
| for (int i = 0; i < 4; i++) { |
| int offset = offsets[i]; |
| CHECK(Operand(rax, offset).AddressUsesRegister(rax)); |
| CHECK(!Operand(rax, offset).AddressUsesRegister(r8)); |
| CHECK(!Operand(rax, offset).AddressUsesRegister(rcx)); |
| |
| CHECK(Operand(rax, rax, times_1, offset).AddressUsesRegister(rax)); |
| CHECK(!Operand(rax, rax, times_1, offset).AddressUsesRegister(r8)); |
| CHECK(!Operand(rax, rax, times_1, offset).AddressUsesRegister(rcx)); |
| |
| CHECK(Operand(rax, rcx, times_1, offset).AddressUsesRegister(rax)); |
| CHECK(Operand(rax, rcx, times_1, offset).AddressUsesRegister(rcx)); |
| CHECK(!Operand(rax, rcx, times_1, offset).AddressUsesRegister(r8)); |
| CHECK(!Operand(rax, rcx, times_1, offset).AddressUsesRegister(r9)); |
| CHECK(!Operand(rax, rcx, times_1, offset).AddressUsesRegister(rdx)); |
| CHECK(!Operand(rax, rcx, times_1, offset).AddressUsesRegister(rsp)); |
| |
| CHECK(Operand(rsp, offset).AddressUsesRegister(rsp)); |
| CHECK(!Operand(rsp, offset).AddressUsesRegister(rax)); |
| CHECK(!Operand(rsp, offset).AddressUsesRegister(r15)); |
| |
| CHECK(Operand(rbp, offset).AddressUsesRegister(rbp)); |
| CHECK(!Operand(rbp, offset).AddressUsesRegister(rax)); |
| CHECK(!Operand(rbp, offset).AddressUsesRegister(r13)); |
| |
| CHECK(Operand(rbp, rax, times_1, offset).AddressUsesRegister(rbp)); |
| CHECK(Operand(rbp, rax, times_1, offset).AddressUsesRegister(rax)); |
| CHECK(!Operand(rbp, rax, times_1, offset).AddressUsesRegister(rcx)); |
| CHECK(!Operand(rbp, rax, times_1, offset).AddressUsesRegister(r13)); |
| CHECK(!Operand(rbp, rax, times_1, offset).AddressUsesRegister(r8)); |
| CHECK(!Operand(rbp, rax, times_1, offset).AddressUsesRegister(rsp)); |
| |
| CHECK(Operand(rsp, rbp, times_1, offset).AddressUsesRegister(rsp)); |
| CHECK(Operand(rsp, rbp, times_1, offset).AddressUsesRegister(rbp)); |
| CHECK(!Operand(rsp, rbp, times_1, offset).AddressUsesRegister(rax)); |
| CHECK(!Operand(rsp, rbp, times_1, offset).AddressUsesRegister(r15)); |
| CHECK(!Operand(rsp, rbp, times_1, offset).AddressUsesRegister(r13)); |
| } |
| } |
| |
| |
| TEST(AssemblerX64LabelChaining) { |
| // Test chaining of label usages within instructions (issue 1644). |
| CcTest::InitializeVM(); |
| v8::HandleScope scope(CcTest::isolate()); |
| Assembler assm(CcTest::i_isolate(), NULL, 0); |
| |
| Label target; |
| __ j(equal, &target); |
| __ j(not_equal, &target); |
| __ bind(&target); |
| __ nop(); |
| } |
| |
| |
| TEST(AssemblerMultiByteNop) { |
| CcTest::InitializeVM(); |
| v8::HandleScope scope(CcTest::isolate()); |
| byte buffer[1024]; |
| Isolate* isolate = CcTest::i_isolate(); |
| Assembler assm(isolate, buffer, sizeof(buffer)); |
| __ pushq(rbx); |
| __ pushq(rcx); |
| __ pushq(rdx); |
| __ pushq(rdi); |
| __ pushq(rsi); |
| __ movq(rax, Immediate(1)); |
| __ movq(rbx, Immediate(2)); |
| __ movq(rcx, Immediate(3)); |
| __ movq(rdx, Immediate(4)); |
| __ movq(rdi, Immediate(5)); |
| __ movq(rsi, Immediate(6)); |
| for (int i = 0; i < 16; i++) { |
| int before = assm.pc_offset(); |
| __ Nop(i); |
| CHECK_EQ(assm.pc_offset() - before, i); |
| } |
| |
| Label fail; |
| __ cmpq(rax, Immediate(1)); |
| __ j(not_equal, &fail); |
| __ cmpq(rbx, Immediate(2)); |
| __ j(not_equal, &fail); |
| __ cmpq(rcx, Immediate(3)); |
| __ j(not_equal, &fail); |
| __ cmpq(rdx, Immediate(4)); |
| __ j(not_equal, &fail); |
| __ cmpq(rdi, Immediate(5)); |
| __ j(not_equal, &fail); |
| __ cmpq(rsi, Immediate(6)); |
| __ j(not_equal, &fail); |
| __ movq(rax, Immediate(42)); |
| __ popq(rsi); |
| __ popq(rdi); |
| __ popq(rdx); |
| __ popq(rcx); |
| __ popq(rbx); |
| __ ret(0); |
| __ bind(&fail); |
| __ movq(rax, Immediate(13)); |
| __ popq(rsi); |
| __ popq(rdi); |
| __ popq(rdx); |
| __ popq(rcx); |
| __ popq(rbx); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| |
| F0 f = FUNCTION_CAST<F0>(code->entry()); |
| int res = f(); |
| CHECK_EQ(42, res); |
| } |
| |
| |
| #ifdef __GNUC__ |
| #define ELEMENT_COUNT 4u |
| |
| void DoSSE2(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| v8::HandleScope scope(CcTest::isolate()); |
| v8::Local<v8::Context> context = CcTest::isolate()->GetCurrentContext(); |
| byte buffer[1024]; |
| |
| CHECK(args[0]->IsArray()); |
| v8::Local<v8::Array> vec = v8::Local<v8::Array>::Cast(args[0]); |
| CHECK_EQ(ELEMENT_COUNT, vec->Length()); |
| |
| Isolate* isolate = CcTest::i_isolate(); |
| Assembler assm(isolate, buffer, sizeof(buffer)); |
| |
| // Remove return address from the stack for fix stack frame alignment. |
| __ popq(rcx); |
| |
| // Store input vector on the stack. |
| for (unsigned i = 0; i < ELEMENT_COUNT; i++) { |
| __ movl(rax, Immediate(vec->Get(context, i) |
| .ToLocalChecked() |
| ->Int32Value(context) |
| .FromJust())); |
| __ shlq(rax, Immediate(0x20)); |
| __ orq(rax, Immediate(vec->Get(context, ++i) |
| .ToLocalChecked() |
| ->Int32Value(context) |
| .FromJust())); |
| __ pushq(rax); |
| } |
| |
| // Read vector into a xmm register. |
| __ xorps(xmm0, xmm0); |
| __ movdqa(xmm0, Operand(rsp, 0)); |
| // Create mask and store it in the return register. |
| __ movmskps(rax, xmm0); |
| |
| // Remove unused data from the stack. |
| __ addq(rsp, Immediate(ELEMENT_COUNT * sizeof(int32_t))); |
| // Restore return address. |
| __ pushq(rcx); |
| |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| |
| F0 f = FUNCTION_CAST<F0>(code->entry()); |
| int res = f(); |
| args.GetReturnValue().Set(v8::Integer::New(CcTest::isolate(), res)); |
| } |
| |
| |
| TEST(StackAlignmentForSSE2) { |
| CcTest::InitializeVM(); |
| CHECK_EQ(0, v8::base::OS::ActivationFrameAlignment() % 16); |
| |
| v8::Isolate* isolate = CcTest::isolate(); |
| v8::HandleScope handle_scope(isolate); |
| v8::Local<v8::ObjectTemplate> global_template = |
| v8::ObjectTemplate::New(isolate); |
| global_template->Set(v8_str("do_sse2"), |
| v8::FunctionTemplate::New(isolate, DoSSE2)); |
| |
| LocalContext env(NULL, global_template); |
| CompileRun( |
| "function foo(vec) {" |
| " return do_sse2(vec);" |
| "}"); |
| |
| v8::Local<v8::Object> global_object = env->Global(); |
| v8::Local<v8::Function> foo = v8::Local<v8::Function>::Cast( |
| global_object->Get(env.local(), v8_str("foo")).ToLocalChecked()); |
| |
| int32_t vec[ELEMENT_COUNT] = { -1, 1, 1, 1 }; |
| v8::Local<v8::Array> v8_vec = v8::Array::New(isolate, ELEMENT_COUNT); |
| for (unsigned i = 0; i < ELEMENT_COUNT; i++) { |
| v8_vec->Set(env.local(), i, v8_num(vec[i])).FromJust(); |
| } |
| |
| v8::Local<v8::Value> args[] = { v8_vec }; |
| v8::Local<v8::Value> result = |
| foo->Call(env.local(), global_object, 1, args).ToLocalChecked(); |
| |
| // The mask should be 0b1000. |
| CHECK_EQ(8, result->Int32Value(env.local()).FromJust()); |
| } |
| |
| #undef ELEMENT_COUNT |
| #endif // __GNUC__ |
| |
| |
| TEST(AssemblerX64Extractps) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(SSE4_1)) return; |
| |
| v8::HandleScope scope(CcTest::isolate()); |
| byte buffer[256]; |
| Isolate* isolate = CcTest::i_isolate(); |
| Assembler assm(isolate, buffer, sizeof(buffer)); |
| { CpuFeatureScope fscope2(&assm, SSE4_1); |
| __ extractps(rax, xmm0, 0x1); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F3 f = FUNCTION_CAST<F3>(code->entry()); |
| uint64_t value1 = V8_2PART_UINT64_C(0x12345678, 87654321); |
| CHECK_EQ(0x12345678u, f(uint64_to_double(value1))); |
| uint64_t value2 = V8_2PART_UINT64_C(0x87654321, 12345678); |
| CHECK_EQ(0x87654321u, f(uint64_to_double(value2))); |
| } |
| |
| |
| typedef int (*F6)(float x, float y); |
| TEST(AssemblerX64SSE) { |
| CcTest::InitializeVM(); |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[256]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| __ shufps(xmm0, xmm0, 0x0); // brocast first argument |
| __ shufps(xmm1, xmm1, 0x0); // brocast second argument |
| __ movaps(xmm2, xmm1); |
| __ addps(xmm2, xmm0); |
| __ mulps(xmm2, xmm1); |
| __ subps(xmm2, xmm0); |
| __ divps(xmm2, xmm1); |
| __ cvttss2si(rax, xmm2); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F6 f = FUNCTION_CAST<F6>(code->entry()); |
| CHECK_EQ(2, f(1.0, 2.0)); |
| } |
| |
| |
| typedef int (*F7)(double x, double y, double z); |
| TEST(AssemblerX64FMA_sd) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(FMA3)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[1024]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope fscope(&assm, FMA3); |
| Label exit; |
| // argument in xmm0, xmm1 and xmm2 |
| // xmm0 * xmm1 + xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulsd(xmm3, xmm1); |
| __ addsd(xmm3, xmm2); // Expected result in xmm3 |
| |
| __ subq(rsp, Immediate(kDoubleSize)); // For memory operand |
| // vfmadd132sd |
| __ movl(rax, Immediate(1)); // Test number |
| __ movaps(xmm8, xmm0); |
| __ vfmadd132sd(xmm8, xmm2, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfmadd213sd(xmm8, xmm0, xmm2); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfmadd231sd(xmm8, xmm0, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfmadd132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfmadd132sd(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movsd(Operand(rsp, 0), xmm2); |
| __ vfmadd213sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfmadd231sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // xmm0 * xmm1 - xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulsd(xmm3, xmm1); |
| __ subsd(xmm3, xmm2); // Expected result in xmm3 |
| |
| // vfmsub132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ vfmsub132sd(xmm8, xmm2, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfmsub213sd(xmm8, xmm0, xmm2); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfmsub231sd(xmm8, xmm0, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfmsub132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfmsub132sd(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movsd(Operand(rsp, 0), xmm2); |
| __ vfmsub213sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfmsub231sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| |
| // - xmm0 * xmm1 + xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulsd(xmm3, xmm1); |
| __ Move(xmm4, (uint64_t)1 << 63); |
| __ xorpd(xmm3, xmm4); |
| __ addsd(xmm3, xmm2); // Expected result in xmm3 |
| |
| // vfnmadd132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ vfnmadd132sd(xmm8, xmm2, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfnmadd213sd(xmm8, xmm0, xmm2); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmadd231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfnmadd231sd(xmm8, xmm0, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfnmadd132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfnmadd132sd(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmadd213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movsd(Operand(rsp, 0), xmm2); |
| __ vfnmadd213sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmadd231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfnmadd231sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| |
| // - xmm0 * xmm1 - xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulsd(xmm3, xmm1); |
| __ Move(xmm4, (uint64_t)1 << 63); |
| __ xorpd(xmm3, xmm4); |
| __ subsd(xmm3, xmm2); // Expected result in xmm3 |
| |
| // vfnmsub132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ vfnmsub132sd(xmm8, xmm2, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfnmsub213sd(xmm8, xmm0, xmm2); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmsub231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfnmsub231sd(xmm8, xmm0, xmm1); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfnmsub132sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfnmsub132sd(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmsub213sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movsd(Operand(rsp, 0), xmm2); |
| __ vfnmsub213sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmsub231sd |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movsd(Operand(rsp, 0), xmm1); |
| __ vfnmsub231sd(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomisd(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| |
| __ xorl(rax, rax); |
| __ bind(&exit); |
| __ addq(rsp, Immediate(kDoubleSize)); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F7 f = FUNCTION_CAST<F7>(code->entry()); |
| CHECK_EQ(0, f(0.000092662107262076, -2.460774966188315, -1.0958787393627414)); |
| } |
| |
| |
| typedef int (*F8)(float x, float y, float z); |
| TEST(AssemblerX64FMA_ss) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(FMA3)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[1024]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope fscope(&assm, FMA3); |
| Label exit; |
| // arguments in xmm0, xmm1 and xmm2 |
| // xmm0 * xmm1 + xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulss(xmm3, xmm1); |
| __ addss(xmm3, xmm2); // Expected result in xmm3 |
| |
| __ subq(rsp, Immediate(kDoubleSize)); // For memory operand |
| // vfmadd132ss |
| __ movl(rax, Immediate(1)); // Test number |
| __ movaps(xmm8, xmm0); |
| __ vfmadd132ss(xmm8, xmm2, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfmadd213ss(xmm8, xmm0, xmm2); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfmadd231ss(xmm8, xmm0, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfmadd132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfmadd132ss(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movss(Operand(rsp, 0), xmm2); |
| __ vfmadd213ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfmadd231ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // xmm0 * xmm1 - xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulss(xmm3, xmm1); |
| __ subss(xmm3, xmm2); // Expected result in xmm3 |
| |
| // vfmsub132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ vfmsub132ss(xmm8, xmm2, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfmsub213ss(xmm8, xmm0, xmm2); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfmsub231ss(xmm8, xmm0, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfmsub132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfmsub132ss(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movss(Operand(rsp, 0), xmm2); |
| __ vfmsub213ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfmsub231ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| |
| // - xmm0 * xmm1 + xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulss(xmm3, xmm1); |
| __ Move(xmm4, (uint32_t)1 << 31); |
| __ xorps(xmm3, xmm4); |
| __ addss(xmm3, xmm2); // Expected result in xmm3 |
| |
| // vfnmadd132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ vfnmadd132ss(xmm8, xmm2, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmadd213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfnmadd213ss(xmm8, xmm0, xmm2); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmadd231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfnmadd231ss(xmm8, xmm0, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfnmadd132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfnmadd132ss(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmadd213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movss(Operand(rsp, 0), xmm2); |
| __ vfnmadd213ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmadd231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfnmadd231ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| |
| // - xmm0 * xmm1 - xmm2 |
| __ movaps(xmm3, xmm0); |
| __ mulss(xmm3, xmm1); |
| __ Move(xmm4, (uint32_t)1 << 31); |
| __ xorps(xmm3, xmm4); |
| __ subss(xmm3, xmm2); // Expected result in xmm3 |
| |
| // vfnmsub132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ vfnmsub132ss(xmm8, xmm2, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfmsub213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ vfnmsub213ss(xmm8, xmm0, xmm2); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmsub231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ vfnmsub231ss(xmm8, xmm0, xmm1); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| // vfnmsub132ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm0); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfnmsub132ss(xmm8, xmm2, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmsub213ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm1); |
| __ movss(Operand(rsp, 0), xmm2); |
| __ vfnmsub213ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| // vfnmsub231ss |
| __ incq(rax); |
| __ movaps(xmm8, xmm2); |
| __ movss(Operand(rsp, 0), xmm1); |
| __ vfnmsub231ss(xmm8, xmm0, Operand(rsp, 0)); |
| __ ucomiss(xmm8, xmm3); |
| __ j(not_equal, &exit); |
| |
| |
| __ xorl(rax, rax); |
| __ bind(&exit); |
| __ addq(rsp, Immediate(kDoubleSize)); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F8 f = FUNCTION_CAST<F8>(code->entry()); |
| CHECK_EQ(0, f(9.26621069e-05f, -2.4607749f, -1.09587872f)); |
| } |
| |
| |
| TEST(AssemblerX64SSE_ss) { |
| CcTest::InitializeVM(); |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[1024]; |
| Assembler assm(isolate, buffer, sizeof(buffer)); |
| { |
| Label exit; |
| // arguments in xmm0, xmm1 and xmm2 |
| __ movl(rax, Immediate(0)); |
| |
| __ movaps(xmm3, xmm0); |
| __ maxss(xmm3, xmm1); |
| __ ucomiss(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(1)); |
| |
| __ movaps(xmm3, xmm1); |
| __ minss(xmm3, xmm2); |
| __ ucomiss(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(2)); |
| |
| __ movaps(xmm3, xmm2); |
| __ subss(xmm3, xmm1); |
| __ ucomiss(xmm3, xmm0); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(3)); |
| |
| __ movaps(xmm3, xmm0); |
| __ addss(xmm3, xmm1); |
| __ ucomiss(xmm3, xmm2); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(4)); |
| |
| __ movaps(xmm3, xmm0); |
| __ mulss(xmm3, xmm1); |
| __ ucomiss(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(5)); |
| |
| __ movaps(xmm3, xmm0); |
| __ divss(xmm3, xmm1); |
| __ mulss(xmm3, xmm2); |
| __ mulss(xmm3, xmm1); |
| __ ucomiss(xmm3, xmm2); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(6)); |
| |
| // result in eax |
| __ bind(&exit); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F8 f = FUNCTION_CAST<F8>(code->entry()); |
| int res = f(1.0f, 2.0f, 3.0f); |
| PrintF("f(1,2,3) = %d\n", res); |
| CHECK_EQ(6, res); |
| } |
| |
| |
| TEST(AssemblerX64AVX_ss) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(AVX)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[1024]; |
| Assembler assm(isolate, buffer, sizeof(buffer)); |
| { |
| CpuFeatureScope avx_scope(&assm, AVX); |
| Label exit; |
| // arguments in xmm0, xmm1 and xmm2 |
| __ subq(rsp, Immediate(kDoubleSize * 2)); // For memory operand |
| |
| __ movl(rdx, Immediate(0xc2f64000)); // -123.125 |
| __ vmovd(xmm4, rdx); |
| __ vmovss(Operand(rsp, 0), xmm4); |
| __ vmovss(xmm5, Operand(rsp, 0)); |
| __ vmovaps(xmm6, xmm5); |
| __ vmovd(rcx, xmm6); |
| __ cmpl(rcx, rdx); |
| __ movl(rax, Immediate(9)); |
| __ j(not_equal, &exit); |
| |
| __ movl(rax, Immediate(0)); |
| __ vmaxss(xmm3, xmm0, xmm1); |
| __ vucomiss(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(1)); |
| |
| __ vminss(xmm3, xmm1, xmm2); |
| __ vucomiss(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(2)); |
| |
| __ vsubss(xmm3, xmm2, xmm1); |
| __ vucomiss(xmm3, xmm0); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(3)); |
| |
| __ vaddss(xmm3, xmm0, xmm1); |
| __ vucomiss(xmm3, xmm2); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(4)); |
| |
| __ vmulss(xmm3, xmm0, xmm1); |
| __ vucomiss(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(5)); |
| |
| __ vdivss(xmm3, xmm0, xmm1); |
| __ vmulss(xmm3, xmm3, xmm2); |
| __ vmulss(xmm3, xmm3, xmm1); |
| __ vucomiss(xmm3, xmm2); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(6)); |
| |
| // result in eax |
| __ bind(&exit); |
| __ addq(rsp, Immediate(kDoubleSize * 2)); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F8 f = FUNCTION_CAST<F8>(code->entry()); |
| int res = f(1.0f, 2.0f, 3.0f); |
| PrintF("f(1,2,3) = %d\n", res); |
| CHECK_EQ(6, res); |
| } |
| |
| |
| TEST(AssemblerX64AVX_sd) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(AVX)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[1024]; |
| Assembler assm(isolate, buffer, sizeof(buffer)); |
| { |
| CpuFeatureScope avx_scope(&assm, AVX); |
| Label exit; |
| // arguments in xmm0, xmm1 and xmm2 |
| __ subq(rsp, Immediate(kDoubleSize * 2)); // For memory operand |
| __ movl(rax, Immediate(0)); |
| |
| __ vmaxsd(xmm4, xmm0, xmm1); |
| __ vmovsd(Operand(rsp, kDoubleSize), xmm4); |
| __ vmovsd(xmm5, Operand(rsp, kDoubleSize)); |
| __ vmovsd(xmm6, xmm6, xmm5); |
| __ vmovapd(xmm3, xmm6); |
| |
| // Test vcvtss2sd & vcvtsd2ss |
| __ movl(rax, Immediate(9)); |
| __ movq(rdx, V8_INT64_C(0x426D1A0000000000)); |
| __ movq(Operand(rsp, 0), rdx); |
| __ vcvtsd2ss(xmm6, xmm6, Operand(rsp, 0)); |
| __ vcvtss2sd(xmm7, xmm6, xmm6); |
| __ vcvtsd2ss(xmm8, xmm7, xmm7); |
| __ vmovss(Operand(rsp, 0), xmm8); |
| __ vcvtss2sd(xmm9, xmm8, Operand(rsp, 0)); |
| __ vmovq(rcx, xmm9); |
| __ cmpq(rcx, rdx); |
| __ j(not_equal, &exit); |
| |
| // Test vcvttsd2si |
| __ movl(rax, Immediate(10)); |
| __ movl(rdx, Immediate(123)); |
| __ vcvtlsi2sd(xmm6, xmm6, rdx); |
| __ vcvttsd2si(rcx, xmm6); |
| __ cmpl(rcx, rdx); |
| __ j(not_equal, &exit); |
| __ xorl(rcx, rcx); |
| __ vmovsd(Operand(rsp, 0), xmm6); |
| __ vcvttsd2si(rcx, Operand(rsp, 0)); |
| __ cmpl(rcx, rdx); |
| __ j(not_equal, &exit); |
| |
| // Test vcvttsd2siq |
| __ movl(rax, Immediate(11)); |
| __ movq(rdx, V8_INT64_C(0x426D1A94A2000000)); // 1.0e12 |
| __ vmovq(xmm6, rdx); |
| __ vcvttsd2siq(rcx, xmm6); |
| __ movq(rdx, V8_INT64_C(1000000000000)); |
| __ cmpq(rcx, rdx); |
| __ j(not_equal, &exit); |
| __ xorq(rcx, rcx); |
| __ vmovsd(Operand(rsp, 0), xmm6); |
| __ vcvttsd2siq(rcx, Operand(rsp, 0)); |
| __ cmpq(rcx, rdx); |
| __ j(not_equal, &exit); |
| |
| // Test vmovmskpd |
| __ movl(rax, Immediate(12)); |
| __ movq(rdx, V8_INT64_C(0x426D1A94A2000000)); // 1.0e12 |
| __ vmovq(xmm6, rdx); |
| __ movq(rdx, V8_INT64_C(0xC26D1A94A2000000)); // -1.0e12 |
| __ vmovq(xmm7, rdx); |
| __ shufps(xmm6, xmm7, 0x44); |
| __ vmovmskpd(rdx, xmm6); |
| __ cmpl(rdx, Immediate(2)); |
| __ j(not_equal, &exit); |
| |
| // Test vpcmpeqd |
| __ movq(rdx, V8_UINT64_C(0x0123456789abcdef)); |
| __ movq(rcx, V8_UINT64_C(0x0123456788888888)); |
| __ vmovq(xmm6, rdx); |
| __ vmovq(xmm7, rcx); |
| __ vpcmpeqd(xmm8, xmm6, xmm7); |
| __ vmovq(rdx, xmm8); |
| __ movq(rcx, V8_UINT64_C(0xffffffff00000000)); |
| __ cmpq(rcx, rdx); |
| __ movl(rax, Immediate(13)); |
| __ j(not_equal, &exit); |
| |
| // Test vpsllq, vpsrlq |
| __ movl(rax, Immediate(13)); |
| __ movq(rdx, V8_UINT64_C(0x0123456789abcdef)); |
| __ vmovq(xmm6, rdx); |
| __ vpsrlq(xmm7, xmm6, 4); |
| __ vmovq(rdx, xmm7); |
| __ movq(rcx, V8_UINT64_C(0x00123456789abcde)); |
| __ cmpq(rdx, rcx); |
| __ j(not_equal, &exit); |
| __ vpsllq(xmm7, xmm6, 12); |
| __ vmovq(rdx, xmm7); |
| __ movq(rcx, V8_UINT64_C(0x3456789abcdef000)); |
| __ cmpq(rdx, rcx); |
| __ j(not_equal, &exit); |
| |
| // Test vandpd, vorpd, vxorpd |
| __ movl(rax, Immediate(14)); |
| __ movl(rdx, Immediate(0x00ff00ff)); |
| __ movl(rcx, Immediate(0x0f0f0f0f)); |
| __ vmovd(xmm4, rdx); |
| __ vmovd(xmm5, rcx); |
| __ vandpd(xmm6, xmm4, xmm5); |
| __ vmovd(rdx, xmm6); |
| __ cmpl(rdx, Immediate(0x000f000f)); |
| __ j(not_equal, &exit); |
| __ vorpd(xmm6, xmm4, xmm5); |
| __ vmovd(rdx, xmm6); |
| __ cmpl(rdx, Immediate(0x0fff0fff)); |
| __ j(not_equal, &exit); |
| __ vxorpd(xmm6, xmm4, xmm5); |
| __ vmovd(rdx, xmm6); |
| __ cmpl(rdx, Immediate(0x0ff00ff0)); |
| __ j(not_equal, &exit); |
| |
| // Test vsqrtsd |
| __ movl(rax, Immediate(15)); |
| __ movq(rdx, V8_UINT64_C(0x4004000000000000)); // 2.5 |
| __ vmovq(xmm4, rdx); |
| __ vmulsd(xmm5, xmm4, xmm4); |
| __ vmovsd(Operand(rsp, 0), xmm5); |
| __ vsqrtsd(xmm6, xmm5, xmm5); |
| __ vmovq(rcx, xmm6); |
| __ cmpq(rcx, rdx); |
| __ j(not_equal, &exit); |
| __ vsqrtsd(xmm7, xmm7, Operand(rsp, 0)); |
| __ vmovq(rcx, xmm7); |
| __ cmpq(rcx, rdx); |
| __ j(not_equal, &exit); |
| |
| // Test vroundsd |
| __ movl(rax, Immediate(16)); |
| __ movq(rdx, V8_UINT64_C(0x4002000000000000)); // 2.25 |
| __ vmovq(xmm4, rdx); |
| __ vroundsd(xmm5, xmm4, xmm4, kRoundUp); |
| __ movq(rcx, V8_UINT64_C(0x4008000000000000)); // 3.0 |
| __ vmovq(xmm6, rcx); |
| __ vucomisd(xmm5, xmm6); |
| __ j(not_equal, &exit); |
| |
| // Test vcvtlsi2sd |
| __ movl(rax, Immediate(17)); |
| __ movl(rdx, Immediate(6)); |
| __ movq(rcx, V8_UINT64_C(0x4018000000000000)); // 6.0 |
| __ vmovq(xmm5, rcx); |
| __ vcvtlsi2sd(xmm6, xmm6, rdx); |
| __ vucomisd(xmm5, xmm6); |
| __ j(not_equal, &exit); |
| __ movl(Operand(rsp, 0), rdx); |
| __ vcvtlsi2sd(xmm7, xmm7, Operand(rsp, 0)); |
| __ vucomisd(xmm5, xmm6); |
| __ j(not_equal, &exit); |
| |
| // Test vcvtqsi2sd |
| __ movl(rax, Immediate(18)); |
| __ movq(rdx, V8_UINT64_C(0x2000000000000000)); // 2 << 0x3c |
| __ movq(rcx, V8_UINT64_C(0x43c0000000000000)); |
| __ vmovq(xmm5, rcx); |
| __ vcvtqsi2sd(xmm6, xmm6, rdx); |
| __ vucomisd(xmm5, xmm6); |
| __ j(not_equal, &exit); |
| |
| // Test vcvtsd2si |
| __ movl(rax, Immediate(19)); |
| __ movq(rdx, V8_UINT64_C(0x4018000000000000)); // 6.0 |
| __ vmovq(xmm5, rdx); |
| __ vcvtsd2si(rcx, xmm5); |
| __ cmpl(rcx, Immediate(6)); |
| __ j(not_equal, &exit); |
| |
| __ movq(rdx, V8_INT64_C(0x3ff0000000000000)); // 1.0 |
| __ vmovq(xmm7, rdx); |
| __ vmulsd(xmm1, xmm1, xmm7); |
| __ movq(Operand(rsp, 0), rdx); |
| __ vmovq(xmm6, Operand(rsp, 0)); |
| __ vmulsd(xmm1, xmm1, xmm6); |
| |
| __ vucomisd(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(1)); |
| |
| __ vminsd(xmm3, xmm1, xmm2); |
| __ vucomisd(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(2)); |
| |
| __ vsubsd(xmm3, xmm2, xmm1); |
| __ vucomisd(xmm3, xmm0); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(3)); |
| |
| __ vaddsd(xmm3, xmm0, xmm1); |
| __ vucomisd(xmm3, xmm2); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(4)); |
| |
| __ vmulsd(xmm3, xmm0, xmm1); |
| __ vucomisd(xmm3, xmm1); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(5)); |
| |
| __ vdivsd(xmm3, xmm0, xmm1); |
| __ vmulsd(xmm3, xmm3, xmm2); |
| __ vmulsd(xmm3, xmm3, xmm1); |
| __ vucomisd(xmm3, xmm2); |
| __ j(parity_even, &exit); |
| __ j(not_equal, &exit); |
| __ movl(rax, Immediate(6)); |
| |
| // result in eax |
| __ bind(&exit); |
| __ addq(rsp, Immediate(kDoubleSize * 2)); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F7 f = FUNCTION_CAST<F7>(code->entry()); |
| int res = f(1.0, 2.0, 3.0); |
| PrintF("f(1,2,3) = %d\n", res); |
| CHECK_EQ(6, res); |
| } |
| |
| |
| TEST(AssemblerX64BMI1) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(BMI1)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[1024]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope fscope(&assm, BMI1); |
| Label exit; |
| |
| __ movq(rcx, V8_UINT64_C(0x1122334455667788)); // source operand |
| __ pushq(rcx); // For memory operand |
| |
| // andn |
| __ movq(rdx, V8_UINT64_C(0x1000000020000000)); |
| |
| __ movl(rax, Immediate(1)); // Test number |
| __ andnq(r8, rdx, rcx); |
| __ movq(r9, V8_UINT64_C(0x0122334455667788)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ andnq(r8, rdx, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0122334455667788)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ andnl(r8, rdx, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000055667788)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ andnl(r8, rdx, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000055667788)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // bextr |
| __ movq(rdx, V8_UINT64_C(0x0000000000002808)); |
| |
| __ incq(rax); |
| __ bextrq(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000003344556677)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ bextrq(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000003344556677)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ bextrl(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000000556677)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ bextrl(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000000556677)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // blsi |
| __ incq(rax); |
| __ blsiq(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000008)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsiq(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000008)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsil(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000008)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsil(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000008)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // blsmsk |
| __ incq(rax); |
| __ blsmskq(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x000000000000000f)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsmskq(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x000000000000000f)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsmskl(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x000000000000000f)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsmskl(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x000000000000000f)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // blsr |
| __ incq(rax); |
| __ blsrq(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x1122334455667780)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsrq(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x1122334455667780)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsrl(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000055667780)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ blsrl(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000055667780)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // tzcnt |
| __ incq(rax); |
| __ tzcntq(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000003)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ tzcntq(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000003)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ tzcntl(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000003)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ tzcntl(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000003)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ xorl(rax, rax); |
| __ bind(&exit); |
| __ popq(rcx); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F0 f = FUNCTION_CAST<F0>(code->entry()); |
| CHECK_EQ(0, f()); |
| } |
| |
| |
| TEST(AssemblerX64LZCNT) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(LZCNT)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[256]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope fscope(&assm, LZCNT); |
| Label exit; |
| |
| __ movq(rcx, V8_UINT64_C(0x1122334455667788)); // source operand |
| __ pushq(rcx); // For memory operand |
| |
| __ movl(rax, Immediate(1)); // Test number |
| __ lzcntq(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000003)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ lzcntq(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000003)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ lzcntl(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000001)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ lzcntl(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000001)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ xorl(rax, rax); |
| __ bind(&exit); |
| __ popq(rcx); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F0 f = FUNCTION_CAST<F0>(code->entry()); |
| CHECK_EQ(0, f()); |
| } |
| |
| |
| TEST(AssemblerX64POPCNT) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(POPCNT)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[256]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope fscope(&assm, POPCNT); |
| Label exit; |
| |
| __ movq(rcx, V8_UINT64_C(0x1111111111111100)); // source operand |
| __ pushq(rcx); // For memory operand |
| |
| __ movl(rax, Immediate(1)); // Test number |
| __ popcntq(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x000000000000000e)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ popcntq(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x000000000000000e)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ popcntl(r8, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000006)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ popcntl(r8, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000000000006)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ xorl(rax, rax); |
| __ bind(&exit); |
| __ popq(rcx); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F0 f = FUNCTION_CAST<F0>(code->entry()); |
| CHECK_EQ(0, f()); |
| } |
| |
| |
| TEST(AssemblerX64BMI2) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(BMI2)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[2048]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope fscope(&assm, BMI2); |
| Label exit; |
| __ pushq(rbx); // save rbx |
| __ movq(rcx, V8_UINT64_C(0x1122334455667788)); // source operand |
| __ pushq(rcx); // For memory operand |
| |
| // bzhi |
| __ movq(rdx, V8_UINT64_C(0x0000000000000009)); |
| |
| __ movl(rax, Immediate(1)); // Test number |
| __ bzhiq(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000188)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ bzhiq(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000188)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ bzhil(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000188)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ bzhil(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000000000188)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // mulx |
| __ movq(rdx, V8_UINT64_C(0x0000000000001000)); |
| |
| __ incq(rax); |
| __ mulxq(r8, r9, rcx); |
| __ movq(rbx, V8_UINT64_C(0x0000000000000112)); // expected result |
| __ cmpq(r8, rbx); |
| __ j(not_equal, &exit); |
| __ movq(rbx, V8_UINT64_C(0x2334455667788000)); // expected result |
| __ cmpq(r9, rbx); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ mulxq(r8, r9, Operand(rsp, 0)); |
| __ movq(rbx, V8_UINT64_C(0x0000000000000112)); // expected result |
| __ cmpq(r8, rbx); |
| __ j(not_equal, &exit); |
| __ movq(rbx, V8_UINT64_C(0x2334455667788000)); // expected result |
| __ cmpq(r9, rbx); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ mulxl(r8, r9, rcx); |
| __ movq(rbx, V8_UINT64_C(0x0000000000000556)); // expected result |
| __ cmpq(r8, rbx); |
| __ j(not_equal, &exit); |
| __ movq(rbx, V8_UINT64_C(0x0000000067788000)); // expected result |
| __ cmpq(r9, rbx); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ mulxl(r8, r9, Operand(rsp, 0)); |
| __ movq(rbx, V8_UINT64_C(0x0000000000000556)); // expected result |
| __ cmpq(r8, rbx); |
| __ j(not_equal, &exit); |
| __ movq(rbx, V8_UINT64_C(0x0000000067788000)); // expected result |
| __ cmpq(r9, rbx); |
| __ j(not_equal, &exit); |
| |
| // pdep |
| __ movq(rdx, V8_UINT64_C(0xfffffffffffffff0)); |
| |
| __ incq(rax); |
| __ pdepq(r8, rdx, rcx); |
| __ movq(r9, V8_UINT64_C(0x1122334455667400)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ pdepq(r8, rdx, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x1122334455667400)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ pdepl(r8, rdx, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000055667400)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ pdepl(r8, rdx, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000055667400)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // pext |
| __ movq(rdx, V8_UINT64_C(0xfffffffffffffff0)); |
| |
| __ incq(rax); |
| __ pextq(r8, rdx, rcx); |
| __ movq(r9, V8_UINT64_C(0x0000000003fffffe)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ pextq(r8, rdx, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x0000000003fffffe)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ pextl(r8, rdx, rcx); |
| __ movq(r9, V8_UINT64_C(0x000000000000fffe)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ pextl(r8, rdx, Operand(rsp, 0)); |
| __ movq(r9, V8_UINT64_C(0x000000000000fffe)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // sarx |
| __ movq(rdx, V8_UINT64_C(0x0000000000000004)); |
| |
| __ incq(rax); |
| __ sarxq(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0112233445566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ sarxq(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0112233445566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ sarxl(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000005566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ sarxl(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000005566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // shlx |
| __ movq(rdx, V8_UINT64_C(0x0000000000000004)); |
| |
| __ incq(rax); |
| __ shlxq(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x1223344556677880)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ shlxq(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x1223344556677880)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ shlxl(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000056677880)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ shlxl(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000056677880)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // shrx |
| __ movq(rdx, V8_UINT64_C(0x0000000000000004)); |
| |
| __ incq(rax); |
| __ shrxq(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0112233445566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ shrxq(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0112233445566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ shrxl(r8, rcx, rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000005566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ shrxl(r8, Operand(rsp, 0), rdx); |
| __ movq(r9, V8_UINT64_C(0x0000000005566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| // rorx |
| __ incq(rax); |
| __ rorxq(r8, rcx, 0x4); |
| __ movq(r9, V8_UINT64_C(0x8112233445566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ rorxq(r8, Operand(rsp, 0), 0x4); |
| __ movq(r9, V8_UINT64_C(0x8112233445566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ rorxl(r8, rcx, 0x4); |
| __ movq(r9, V8_UINT64_C(0x0000000085566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ incq(rax); |
| __ rorxl(r8, Operand(rsp, 0), 0x4); |
| __ movq(r9, V8_UINT64_C(0x0000000085566778)); // expected result |
| __ cmpq(r8, r9); |
| __ j(not_equal, &exit); |
| |
| __ xorl(rax, rax); |
| __ bind(&exit); |
| __ popq(rcx); |
| __ popq(rbx); |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F0 f = FUNCTION_CAST<F0>(code->entry()); |
| CHECK_EQ(0, f()); |
| } |
| |
| |
| TEST(AssemblerX64JumpTables1) { |
| // Test jump tables with forward jumps. |
| CcTest::InitializeVM(); |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, nullptr, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| const int kNumCases = 512; |
| int values[kNumCases]; |
| isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| Label labels[kNumCases]; |
| |
| Label done, table; |
| __ leaq(arg2, Operand(&table)); |
| __ jmp(Operand(arg2, arg1, times_8, 0)); |
| __ ud2(); |
| __ bind(&table); |
| for (int i = 0; i < kNumCases; ++i) { |
| __ dq(&labels[i]); |
| } |
| |
| for (int i = 0; i < kNumCases; ++i) { |
| __ bind(&labels[i]); |
| __ movq(rax, Immediate(values[i])); |
| __ jmp(&done); |
| } |
| |
| __ bind(&done); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, 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 = f(i); |
| PrintF("f(%d) = %d\n", i, res); |
| CHECK_EQ(values[i], res); |
| } |
| } |
| |
| |
| TEST(AssemblerX64JumpTables2) { |
| // Test jump tables with backwards jumps. |
| CcTest::InitializeVM(); |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, nullptr, 0, |
| v8::internal::CodeObjectRequired::kYes); |
| |
| const int kNumCases = 512; |
| int values[kNumCases]; |
| isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| Label labels[kNumCases]; |
| |
| Label done, table; |
| __ leaq(arg2, Operand(&table)); |
| __ jmp(Operand(arg2, arg1, times_8, 0)); |
| __ ud2(); |
| |
| for (int i = 0; i < kNumCases; ++i) { |
| __ bind(&labels[i]); |
| __ movq(rax, Immediate(values[i])); |
| __ jmp(&done); |
| } |
| |
| __ bind(&done); |
| __ ret(0); |
| |
| __ bind(&table); |
| for (int i = 0; i < kNumCases; ++i) { |
| __ dq(&labels[i]); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, 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 = f(i); |
| PrintF("f(%d) = %d\n", i, res); |
| CHECK_EQ(values[i], res); |
| } |
| } |
| |
| TEST(AssemblerX64PslldWithXmm15) { |
| CcTest::InitializeVM(); |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| Assembler::kMinimalBufferSize, &actual_size, true)); |
| CHECK(buffer); |
| Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); |
| |
| __ movq(xmm15, arg1); |
| __ pslld(xmm15, 1); |
| __ movq(rax, xmm15); |
| __ ret(0); |
| |
| CodeDesc desc; |
| assm.GetCode(CcTest::i_isolate(), &desc); |
| uint64_t result = FUNCTION_CAST<F5>(buffer)(V8_UINT64_C(0x1122334455667788)); |
| CHECK_EQ(V8_UINT64_C(0x22446688aaccef10), result); |
| } |
| |
| typedef float (*F9)(float x, float y); |
| TEST(AssemblerX64vmovups) { |
| CcTest::InitializeVM(); |
| if (!CpuFeatures::IsSupported(AVX)) return; |
| |
| Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate()); |
| HandleScope scope(isolate); |
| v8::internal::byte buffer[256]; |
| MacroAssembler assm(isolate, buffer, sizeof(buffer), |
| v8::internal::CodeObjectRequired::kYes); |
| { |
| CpuFeatureScope avx_scope(&assm, AVX); |
| __ shufps(xmm0, xmm0, 0x0); // brocast first argument |
| __ shufps(xmm1, xmm1, 0x0); // brocast second argument |
| // copy xmm1 to xmm0 through the stack to test the "vmovups reg, mem". |
| __ subq(rsp, Immediate(kSimd128Size)); |
| __ vmovups(Operand(rsp, 0), xmm1); |
| __ vmovups(xmm0, Operand(rsp, 0)); |
| __ addq(rsp, Immediate(kSimd128Size)); |
| |
| __ ret(0); |
| } |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| isolate->factory()->NewCode(desc, Code::STUB, Handle<Code>()); |
| #ifdef OBJECT_PRINT |
| OFStream os(stdout); |
| code->Print(os); |
| #endif |
| |
| F9 f = FUNCTION_CAST<F9>(code->entry()); |
| CHECK_EQ(-1.5, f(1.5, -1.5)); |
| } |
| |
| #undef __ |
| |
| } // namespace internal |
| } // namespace v8 |
