| // Copyright 2013 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 <stdlib.h> |
| |
| #include "src/v8.h" |
| |
| #include "src/macro-assembler.h" |
| #include "src/factory.h" |
| #include "src/platform.h" |
| #include "src/serialize.h" |
| #include "test/cctest/cctest.h" |
| |
| using namespace v8::internal; |
| |
| #if __GNUC__ |
| #define STDCALL __attribute__((stdcall)) |
| #else |
| #define STDCALL __stdcall |
| #endif |
| |
| typedef int STDCALL F0Type(); |
| typedef F0Type* F0; |
| |
| #define __ masm-> |
| |
| |
| TEST(LoadAndStoreWithRepresentation) { |
| v8::internal::V8::Initialize(NULL); |
| |
| // Allocate an executable page of memory. |
| size_t actual_size; |
| byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
| &actual_size, |
| true)); |
| CHECK(buffer); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope handles(isolate); |
| MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size)); |
| MacroAssembler* masm = &assembler; // Create a pointer for the __ macro. |
| __ push(ebx); |
| __ push(edx); |
| __ sub(esp, Immediate(1 * kPointerSize)); |
| Label exit; |
| |
| // Test 1. |
| __ mov(eax, Immediate(1)); // Test number. |
| __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| __ mov(ebx, Immediate(-1)); |
| __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8()); |
| __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| __ mov(edx, Immediate(255)); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| __ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8()); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| |
| |
| // Test 2. |
| __ mov(eax, Immediate(2)); // Test number. |
| __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| __ mov(ebx, Immediate(-1)); |
| __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8()); |
| __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| __ mov(edx, Immediate(255)); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| __ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8()); |
| __ mov(edx, Immediate(-1)); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| |
| // Test 3. |
| __ mov(eax, Immediate(3)); // Test number. |
| __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| __ mov(ebx, Immediate(-1)); |
| __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer16()); |
| __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| __ mov(edx, Immediate(65535)); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::Integer16()); |
| __ mov(ebx, Immediate(-1)); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| |
| // Test 4. |
| __ mov(eax, Immediate(4)); // Test number. |
| __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| __ mov(ebx, Immediate(-1)); |
| __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger16()); |
| __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| __ mov(edx, Immediate(65535)); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::UInteger16()); |
| __ cmp(ebx, edx); |
| __ j(not_equal, &exit); |
| |
| // Test 5. |
| __ mov(eax, Immediate(5)); // Test XMM move immediate. |
| __ Move(xmm0, 0.0); |
| __ Move(xmm1, 0.0); |
| __ ucomisd(xmm0, xmm1); |
| __ j(not_equal, &exit); |
| __ Move(xmm2, 991.01); |
| __ ucomisd(xmm0, xmm2); |
| __ j(equal, &exit); |
| __ Move(xmm0, 991.01); |
| __ ucomisd(xmm0, xmm2); |
| __ j(not_equal, &exit); |
| |
| // Test 6. |
| __ mov(eax, Immediate(6)); |
| __ Move(edx, Immediate(0)); // Test Move() |
| __ cmp(edx, Immediate(0)); |
| __ j(not_equal, &exit); |
| __ Move(ecx, Immediate(-1)); |
| __ cmp(ecx, Immediate(-1)); |
| __ j(not_equal, &exit); |
| __ Move(ebx, Immediate(0x77)); |
| __ cmp(ebx, Immediate(0x77)); |
| __ j(not_equal, &exit); |
| |
| __ xor_(eax, eax); // Success. |
| __ bind(&exit); |
| __ add(esp, Immediate(1 * kPointerSize)); |
| __ pop(edx); |
| __ pop(ebx); |
| __ ret(0); |
| |
| CodeDesc desc; |
| masm->GetCode(&desc); |
| // Call the function from C++. |
| int result = FUNCTION_CAST<F0>(buffer)(); |
| CHECK_EQ(0, result); |
| } |
| |
| #undef __ |