26a8dc3818
Fix a bug in the --debug-code alignment check in the C entry stub. Don't force the --debug-code flag in the ARM disassembler tests. The framework does support passing flags and the test runner will when running tests in debug mode. Skip some deserialization tests which crashes from time to time. Review URL: http://codereview.chromium.org/6393007 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@6484 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
254 lines
7.1 KiB
C++
254 lines
7.1 KiB
C++
// Copyright 2010 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 "v8.h"
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#include "disassembler.h"
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#include "factory.h"
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#include "macro-assembler.h"
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#include "mips/macro-assembler-mips.h"
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#include "mips/simulator-mips.h"
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#include "cctest.h"
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using namespace v8::internal;
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// Define these function prototypes to match JSEntryFunction in execution.cc.
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typedef Object* (*F1)(int x, int p1, int p2, int p3, int p4);
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typedef Object* (*F2)(int x, int y, int p2, int p3, int p4);
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typedef Object* (*F3)(void* p, int p1, int p2, int p3, int p4);
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static v8::Persistent<v8::Context> env;
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static void InitializeVM() {
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// Disable compilation of natives.
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FLAG_disable_native_files = true;
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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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TEST(MIPS0) {
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InitializeVM();
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v8::HandleScope scope;
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MacroAssembler assm(NULL, 0);
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// Addition.
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__ addu(v0, a0, a1);
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__ jr(ra);
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__ nop();
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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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#endif
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F2 f = FUNCTION_CAST<F2>(Code::cast(code)->entry());
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int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, 0xab0, 0xc, 0, 0, 0));
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::printf("f() = %d\n", res);
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CHECK_EQ(0xabc, res);
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}
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TEST(MIPS1) {
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InitializeVM();
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v8::HandleScope scope;
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MacroAssembler assm(NULL, 0);
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Label L, C;
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__ mov(a1, a0);
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__ li(v0, 0);
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__ b(&C);
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__ nop();
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__ bind(&L);
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__ add(v0, v0, a1);
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__ addiu(a1, a1, -1);
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__ bind(&C);
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__ xori(v1, a1, 0);
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__ Branch(ne, &L, v1, Operand(0, RelocInfo::NONE));
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__ nop();
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__ jr(ra);
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__ nop();
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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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#endif
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F1 f = FUNCTION_CAST<F1>(Code::cast(code)->entry());
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int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, 50, 0, 0, 0, 0));
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::printf("f() = %d\n", res);
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CHECK_EQ(1275, res);
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}
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TEST(MIPS2) {
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InitializeVM();
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v8::HandleScope scope;
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MacroAssembler assm(NULL, 0);
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Label exit, error;
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// ----- Test all instructions.
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// Test lui, ori, and addiu, used in the li pseudo-instruction.
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// This way we can then safely load registers with chosen values.
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__ ori(t0, zero_reg, 0);
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__ lui(t0, 0x1234);
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__ ori(t0, t0, 0);
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__ ori(t0, t0, 0x0f0f);
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__ ori(t0, t0, 0xf0f0);
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__ addiu(t1, t0, 1);
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__ addiu(t2, t1, -0x10);
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// Load values in temporary registers.
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__ li(t0, 0x00000004);
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__ li(t1, 0x00001234);
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__ li(t2, 0x12345678);
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__ li(t3, 0x7fffffff);
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__ li(t4, 0xfffffffc);
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__ li(t5, 0xffffedcc);
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__ li(t6, 0xedcba988);
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__ li(t7, 0x80000000);
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// SPECIAL class.
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__ srl(v0, t2, 8); // 0x00123456
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__ sll(v0, v0, 11); // 0x91a2b000
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__ sra(v0, v0, 3); // 0xf2345600
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__ srav(v0, v0, t0); // 0xff234560
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__ sllv(v0, v0, t0); // 0xf2345600
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__ srlv(v0, v0, t0); // 0x0f234560
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__ Branch(ne, &error, v0, Operand(0x0f234560));
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__ nop();
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__ add(v0, t0, t1); // 0x00001238
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__ sub(v0, v0, t0); // 0x00001234
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__ Branch(ne, &error, v0, Operand(0x00001234));
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__ nop();
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__ addu(v1, t3, t0);
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__ Branch(ne, &error, v1, Operand(0x80000003));
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__ nop();
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__ subu(v1, t7, t0); // 0x7ffffffc
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__ Branch(ne, &error, v1, Operand(0x7ffffffc));
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__ nop();
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__ and_(v0, t1, t2); // 0x00001230
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__ or_(v0, v0, t1); // 0x00001234
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__ xor_(v0, v0, t2); // 0x1234444c
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__ nor(v0, v0, t2); // 0xedcba987
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__ Branch(ne, &error, v0, Operand(0xedcba983));
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__ nop();
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__ slt(v0, t7, t3);
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__ Branch(ne, &error, v0, Operand(0x1));
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__ nop();
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__ sltu(v0, t7, t3);
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__ Branch(ne, &error, v0, Operand(0x0));
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__ nop();
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// End of SPECIAL class.
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__ addi(v0, zero_reg, 0x7421); // 0x00007421
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__ addi(v0, v0, -0x1); // 0x00007420
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__ addiu(v0, v0, -0x20); // 0x00007400
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__ Branch(ne, &error, v0, Operand(0x00007400));
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__ nop();
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__ addiu(v1, t3, 0x1); // 0x80000000
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__ Branch(ne, &error, v1, Operand(0x80000000));
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__ nop();
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__ slti(v0, t1, 0x00002000); // 0x1
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__ slti(v0, v0, 0xffff8000); // 0x0
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__ Branch(ne, &error, v0, Operand(0x0));
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__ nop();
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__ sltiu(v0, t1, 0x00002000); // 0x1
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__ sltiu(v0, v0, 0x00008000); // 0x1
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__ Branch(ne, &error, v0, Operand(0x1));
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__ nop();
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__ andi(v0, t1, 0xf0f0); // 0x00001030
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__ ori(v0, v0, 0x8a00); // 0x00009a30
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__ xori(v0, v0, 0x83cc); // 0x000019fc
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__ Branch(ne, &error, v0, Operand(0x000019fc));
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__ nop();
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__ lui(v1, 0x8123); // 0x81230000
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__ Branch(ne, &error, v1, Operand(0x81230000));
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__ nop();
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// Everything was correctly executed. Load the expected result.
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__ li(v0, 0x31415926);
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__ b(&exit);
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__ nop();
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__ bind(&error);
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// Got an error. Return a wrong result.
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__ bind(&exit);
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__ jr(ra);
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__ nop();
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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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#endif
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F2 f = FUNCTION_CAST<F2>(Code::cast(code)->entry());
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int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, 0xab0, 0xc, 0, 0, 0));
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::printf("f() = %d\n", res);
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CHECK_EQ(0x31415926, res);
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}
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#undef __
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