140 lines
4.8 KiB
C++
140 lines
4.8 KiB
C++
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// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <stdlib.h>
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#include "v8.h"
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#include "macro-assembler.h"
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#include "factory.h"
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#include "platform.h"
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#include "serialize.h"
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#include "cctest.h"
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using namespace v8::internal;
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#if __GNUC__
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#define STDCALL __attribute__((stdcall))
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#else
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#define STDCALL __stdcall
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#endif
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typedef int STDCALL F0Type();
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typedef F0Type* F0;
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#define __ masm->
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TEST(LoadAndStoreWithRepresentation) {
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v8::internal::V8::Initialize(NULL);
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// Allocate an executable page of memory.
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size_t actual_size;
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byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize,
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&actual_size,
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true));
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CHECK(buffer);
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Isolate* isolate = CcTest::i_isolate();
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HandleScope handles(isolate);
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MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size));
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MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
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__ push(ebx);
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__ push(edx);
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__ sub(esp, Immediate(1 * kPointerSize));
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Label exit;
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// Test 1.
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__ mov(eax, Immediate(1)); // Test number.
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__ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
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__ mov(ebx, Immediate(-1));
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__ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8());
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__ mov(ebx, Operand(esp, 0 * kPointerSize));
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__ mov(edx, Immediate(255));
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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__ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8());
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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// Test 2.
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__ mov(eax, Immediate(2)); // Test number.
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__ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
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__ mov(ebx, Immediate(-1));
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__ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8());
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__ mov(ebx, Operand(esp, 0 * kPointerSize));
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__ mov(edx, Immediate(255));
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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__ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8());
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__ mov(edx, Immediate(-1));
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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// Test 3.
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__ mov(eax, Immediate(3)); // Test number.
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__ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
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__ mov(ebx, Immediate(-1));
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__ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer16());
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__ mov(ebx, Operand(esp, 0 * kPointerSize));
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__ mov(edx, Immediate(65535));
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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__ Load(edx, Operand(esp, 0 * kPointerSize), Representation::Integer16());
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__ mov(ebx, Immediate(-1));
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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// Test 4.
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__ mov(eax, Immediate(4)); // Test number.
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__ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
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__ mov(ebx, Immediate(-1));
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__ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger16());
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__ mov(ebx, Operand(esp, 0 * kPointerSize));
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__ mov(edx, Immediate(65535));
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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__ Load(edx, Operand(esp, 0 * kPointerSize), Representation::UInteger16());
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__ cmp(ebx, edx);
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__ j(not_equal, &exit);
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__ xor_(eax, eax); // Success.
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__ bind(&exit);
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__ add(esp, Immediate(1 * kPointerSize));
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__ pop(edx);
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__ pop(ebx);
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__ ret(0);
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CodeDesc desc;
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masm->GetCode(&desc);
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// Call the function from C++.
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int result = FUNCTION_CAST<F0>(buffer)();
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CHECK_EQ(0, result);
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}
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#undef __
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