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main_repo / deps / v8 / test / cctest / test-disasm-ia32.cc @ 40c0f755
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// Copyright 2007-2008 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 "debug.h" |
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#include "disasm.h" |
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#include "disassembler.h" |
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#include "macro-assembler.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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static v8::Persistent<v8::Context> env;
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static void InitializeVM() { |
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if (env.IsEmpty()) {
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env = v8::Context::New(); |
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} |
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} |
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#define __ assm.
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static void DummyStaticFunction(Object* result) { |
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} |
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TEST(DisasmIa320) {
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InitializeVM(); |
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v8::HandleScope scope; |
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v8::internal::byte buffer[1024];
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Assembler assm(buffer, sizeof buffer);
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DummyStaticFunction(NULL); // just bloody use it (DELETE; debugging) |
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// Short immediate instructions
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__ adc(eax, 12345678);
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__ add(Operand(eax), Immediate(12345678));
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__ or_(eax, 12345678);
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__ sub(Operand(eax), Immediate(12345678));
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__ xor_(eax, 12345678);
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__ and_(eax, 12345678);
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Handle<FixedArray> foo = Factory::NewFixedArray(10, TENURED);
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__ cmp(eax, foo); |
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// ---- This one caused crash
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__ mov(ebx, Operand(esp, ecx, times_2, 0)); // [esp+ecx*4] |
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// ---- All instructions that I can think of
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__ add(edx, Operand(ebx)); |
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__ add(edx, Operand(12, RelocInfo::NONE));
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__ add(edx, Operand(ebx, 0));
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__ add(edx, Operand(ebx, 16));
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__ add(edx, Operand(ebx, 1999));
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__ add(edx, Operand(esp, 0));
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__ add(edx, Operand(esp, 16));
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__ add(edx, Operand(esp, 1999));
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__ nop(); |
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__ add(edi, Operand(ebp, ecx, times_4, 0));
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__ add(edi, Operand(ebp, ecx, times_4, 12));
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__ add(Operand(ebp, ecx, times_4, 12), Immediate(12)); |
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__ nop(); |
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__ add(Operand(ebx), Immediate(12));
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__ nop(); |
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__ adc(ecx, 12);
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__ adc(ecx, 1000);
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__ nop(); |
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__ and_(edx, 3);
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__ and_(edx, Operand(esp, 4));
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__ cmp(edx, 3);
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__ cmp(edx, Operand(esp, 4));
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__ cmp(Operand(ebp, ecx, times_4, 0), Immediate(1000)); |
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Handle<FixedArray> foo2 = Factory::NewFixedArray(10, TENURED);
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__ cmp(ebx, foo2); |
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__ or_(edx, 3);
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__ xor_(edx, 3);
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__ nop(); |
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{
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CHECK(CpuFeatures::IsSupported(CpuFeatures::CPUID)); |
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CpuFeatures::Scope fscope(CpuFeatures::CPUID); |
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__ cpuid(); |
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} |
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{
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CHECK(CpuFeatures::IsSupported(CpuFeatures::RDTSC)); |
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CpuFeatures::Scope fscope(CpuFeatures::RDTSC); |
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__ rdtsc(); |
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} |
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__ movsx_b(edx, Operand(ecx)); |
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__ movsx_w(edx, Operand(ecx)); |
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__ movzx_b(edx, Operand(ecx)); |
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__ movzx_w(edx, Operand(ecx)); |
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__ nop(); |
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__ imul(edx, Operand(ecx)); |
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__ shld(edx, Operand(ecx)); |
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__ shrd(edx, Operand(ecx)); |
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__ bts(Operand(edx), ecx); |
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__ bts(Operand(ebx, ecx, times_4, 0), ecx);
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__ nop(); |
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__ pushad(); |
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__ popad(); |
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__ pushfd(); |
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__ popfd(); |
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__ push(Immediate(12));
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__ push(Immediate(23456));
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__ push(ecx); |
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__ push(esi); |
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__ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
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__ push(Operand(ebx, ecx, times_4, 0));
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__ push(Operand(ebx, ecx, times_4, 0));
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__ push(Operand(ebx, ecx, times_4, 10000));
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__ pop(edx); |
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__ pop(eax); |
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__ pop(Operand(ebx, ecx, times_4, 0));
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__ nop(); |
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__ add(edx, Operand(esp, 16));
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__ add(edx, Operand(ecx)); |
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__ mov_b(edx, Operand(ecx)); |
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__ mov_b(Operand(ecx), 6);
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__ mov_b(Operand(ebx, ecx, times_4, 10000), 6); |
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__ mov_b(Operand(esp, 16), edx);
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__ mov_w(edx, Operand(esp, 16));
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__ mov_w(Operand(esp, 16), edx);
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__ nop(); |
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__ movsx_w(edx, Operand(esp, 12));
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__ movsx_b(edx, Operand(esp, 12));
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__ movzx_w(edx, Operand(esp, 12));
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__ movzx_b(edx, Operand(esp, 12));
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__ nop(); |
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__ mov(edx, 1234567);
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__ mov(edx, Operand(esp, 12));
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__ mov(Operand(ebx, ecx, times_4, 10000), Immediate(12345)); |
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__ mov(Operand(ebx, ecx, times_4, 10000), edx);
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__ nop(); |
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__ dec_b(edx); |
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__ dec(edx); |
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__ cdq(); |
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__ nop(); |
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__ idiv(edx); |
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__ mul(edx); |
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__ neg(edx); |
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__ not_(edx); |
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__ test(Operand(ebx, ecx, times_4, 10000), Immediate(123456)); |
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__ imul(edx, Operand(ebx, ecx, times_4, 10000));
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__ imul(edx, ecx, 12);
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__ imul(edx, ecx, 1000);
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__ inc(edx); |
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__ inc(Operand(ebx, ecx, times_4, 10000));
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__ push(Operand(ebx, ecx, times_4, 10000));
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__ pop(Operand(ebx, ecx, times_4, 10000));
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__ call(Operand(ebx, ecx, times_4, 10000));
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__ jmp(Operand(ebx, ecx, times_4, 10000));
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__ lea(edx, Operand(ebx, ecx, times_4, 10000));
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__ or_(edx, 12345);
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__ or_(edx, Operand(ebx, ecx, times_4, 10000));
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__ nop(); |
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__ rcl(edx, 1);
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__ rcl(edx, 7);
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__ sar(edx, 1);
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__ sar(edx, 6);
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__ sar(edx); |
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__ sbb(edx, Operand(ebx, ecx, times_4, 10000));
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__ shld(edx, Operand(ebx, ecx, times_4, 10000));
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__ shl(edx, 1);
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__ shl(edx, 6);
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__ shl(edx); |
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__ shrd(edx, Operand(ebx, ecx, times_4, 10000));
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__ shr(edx, 7);
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__ shr(edx); |
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// Immediates
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__ adc(edx, 12345);
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__ add(Operand(ebx), Immediate(12));
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__ add(Operand(edx, ecx, times_4, 10000), Immediate(12)); |
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__ and_(ebx, 12345);
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__ cmp(ebx, 12345);
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__ cmp(Operand(ebx), Immediate(12));
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__ cmp(Operand(edx, ecx, times_4, 10000), Immediate(12)); |
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__ or_(ebx, 12345);
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__ sub(Operand(ebx), Immediate(12));
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__ sub(Operand(edx, ecx, times_4, 10000), Immediate(12)); |
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__ xor_(ebx, 12345);
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__ imul(edx, ecx, 12);
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__ imul(edx, ecx, 1000);
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__ sub(edx, Operand(ebx, ecx, times_4, 10000));
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__ sub(edx, Operand(ebx)); |
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__ test(edx, Immediate(12345));
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__ test(edx, Operand(ebx, ecx, times_8, 10000));
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__ nop(); |
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__ xor_(edx, 12345);
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__ xor_(edx, Operand(ebx, ecx, times_8, 10000));
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__ bts(Operand(ebx, ecx, times_8, 10000), edx);
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__ hlt(); |
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__ int3(); |
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__ ret(0);
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__ ret(8);
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// Calls
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Label L1, L2; |
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__ bind(&L1); |
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__ nop(); |
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__ call(&L1); |
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__ call(&L2); |
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__ nop(); |
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__ bind(&L2); |
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__ call(Operand(ebx, ecx, times_4, 10000));
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__ nop(); |
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Handle<Code> ic(Builtins::builtin(Builtins::LoadIC_Initialize)); |
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__ call(ic, RelocInfo::CODE_TARGET); |
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__ nop(); |
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__ call(FUNCTION_ADDR(DummyStaticFunction), RelocInfo::RUNTIME_ENTRY); |
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__ nop(); |
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__ jmp(&L1); |
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__ jmp(Operand(ebx, ecx, times_4, 10000));
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ExternalReference after_break_target = |
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ExternalReference(Debug_Address::AfterBreakTarget()); |
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__ jmp(Operand::StaticVariable(after_break_target)); |
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__ jmp(ic, RelocInfo::CODE_TARGET); |
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__ nop(); |
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Label Ljcc; |
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__ nop(); |
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// long jumps
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__ j(overflow, &Ljcc); |
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__ j(no_overflow, &Ljcc); |
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__ j(below, &Ljcc); |
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__ j(above_equal, &Ljcc); |
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__ j(equal, &Ljcc); |
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__ j(not_equal, &Ljcc); |
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__ j(below_equal, &Ljcc); |
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__ j(above, &Ljcc); |
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__ j(sign, &Ljcc); |
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__ j(not_sign, &Ljcc); |
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__ j(parity_even, &Ljcc); |
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__ j(parity_odd, &Ljcc); |
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__ j(less, &Ljcc); |
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__ j(greater_equal, &Ljcc); |
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__ j(less_equal, &Ljcc); |
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__ j(greater, &Ljcc); |
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__ nop(); |
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__ bind(&Ljcc); |
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// short jumps
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__ j(overflow, &Ljcc); |
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__ j(no_overflow, &Ljcc); |
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__ j(below, &Ljcc); |
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__ j(above_equal, &Ljcc); |
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__ j(equal, &Ljcc); |
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__ j(not_equal, &Ljcc); |
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__ j(below_equal, &Ljcc); |
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__ j(above, &Ljcc); |
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__ j(sign, &Ljcc); |
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__ j(not_sign, &Ljcc); |
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__ j(parity_even, &Ljcc); |
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__ j(parity_odd, &Ljcc); |
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__ j(less, &Ljcc); |
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__ j(greater_equal, &Ljcc); |
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__ j(less_equal, &Ljcc); |
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__ j(greater, &Ljcc); |
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// checking hints
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__ j(zero, &Ljcc, taken); |
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__ j(zero, &Ljcc, not_taken); |
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// __ mov(Operand::StaticVariable(Top::handler_address()), eax);
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// 0xD9 instructions
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__ nop(); |
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__ fld1(); |
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__ fldz(); |
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__ fabs(); |
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__ fchs(); |
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__ fprem(); |
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__ fprem1(); |
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__ fincstp(); |
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__ ftst(); |
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__ fxch(3);
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__ fld_s(Operand(ebx, ecx, times_4, 10000));
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__ fstp_s(Operand(ebx, ecx, times_4, 10000));
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__ ffree(3);
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__ fld_d(Operand(ebx, ecx, times_4, 10000));
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__ fstp_d(Operand(ebx, ecx, times_4, 10000));
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__ nop(); |
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__ fild_s(Operand(ebx, ecx, times_4, 10000));
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__ fistp_s(Operand(ebx, ecx, times_4, 10000));
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__ fild_d(Operand(ebx, ecx, times_4, 10000));
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__ fistp_d(Operand(ebx, ecx, times_4, 10000));
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__ fnstsw_ax(); |
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__ nop(); |
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__ fadd(3);
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__ fsub(3);
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__ fmul(3);
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__ fdiv(3);
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__ faddp(3);
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__ fsubp(3);
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__ fmulp(3);
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__ fdivp(3);
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__ fcompp(); |
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__ fwait(); |
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__ nop(); |
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{
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CHECK(CpuFeatures::IsSupported(CpuFeatures::SSE2)); |
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CpuFeatures::Scope fscope(CpuFeatures::SSE2); |
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__ cvttss2si(edx, Operand(ebx, ecx, times_4, 10000));
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__ cvtsi2sd(xmm1, Operand(ebx, ecx, times_4, 10000));
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__ addsd(xmm1, xmm0); |
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__ mulsd(xmm1, xmm0); |
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__ subsd(xmm1, xmm0); |
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__ divsd(xmm1, xmm0); |
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__ movdbl(xmm1, Operand(ebx, ecx, times_4, 10000));
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__ movdbl(Operand(ebx, ecx, times_4, 10000), xmm1);
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} |
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__ ret(0);
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CodeDesc desc; |
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assm.GetCode(&desc); |
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Object* code = Heap::CreateCode(desc, |
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NULL,
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Code::ComputeFlags(Code::STUB), |
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Handle<Object>(Heap::undefined_value())); |
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CHECK(code->IsCode()); |
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#ifdef DEBUG
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Code::cast(code)->Print(); |
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byte* begin = Code::cast(code)->instruction_start(); |
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byte* end = begin + Code::cast(code)->instruction_size(); |
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disasm::Disassembler::Disassemble(stdout, begin, end); |
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#endif
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} |
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#undef __
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