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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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64
external/llvm/unittests/MC/Disassembler.cpp vendored
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@ -1,64 +0,0 @@
//===- llvm/unittest/Object/Disassembler.cpp ------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/Disassembler.h"
#include "llvm/Support/TargetSelect.h"
#include "gtest/gtest.h"
using namespace llvm;
static const char *symbolLookupCallback(void *DisInfo, uint64_t ReferenceValue,
uint64_t *ReferenceType,
uint64_t ReferencePC,
const char **ReferenceName) {
*ReferenceType = LLVMDisassembler_ReferenceType_InOut_None;
return nullptr;
}
TEST(Disassembler, Test1) {
llvm::InitializeAllTargetInfos();
llvm::InitializeAllTargetMCs();
llvm::InitializeAllDisassemblers();
uint8_t Bytes[] = {0x90, 0x90, 0xeb, 0xfd};
uint8_t *BytesP = Bytes;
const char OutStringSize = 100;
char OutString[OutStringSize];
LLVMDisasmContextRef DCR = LLVMCreateDisasm("x86_64-pc-linux", nullptr, 0,
nullptr, symbolLookupCallback);
if (!DCR)
return;
size_t InstSize;
unsigned NumBytes = sizeof(Bytes);
unsigned PC = 0;
InstSize = LLVMDisasmInstruction(DCR, BytesP, NumBytes, PC, OutString,
OutStringSize);
EXPECT_EQ(InstSize, 1U);
EXPECT_EQ(StringRef(OutString), "\tnop");
PC += InstSize;
BytesP += InstSize;
NumBytes -= InstSize;
InstSize = LLVMDisasmInstruction(DCR, BytesP, NumBytes, PC, OutString,
OutStringSize);
EXPECT_EQ(InstSize, 1U);
EXPECT_EQ(StringRef(OutString), "\tnop");
PC += InstSize;
BytesP += InstSize;
NumBytes -= InstSize;
InstSize = LLVMDisasmInstruction(DCR, BytesP, NumBytes, PC, OutString,
OutStringSize);
EXPECT_EQ(InstSize, 2U);
EXPECT_EQ(StringRef(OutString), "\tjmp\t0x1");
LLVMDisasmDispose(DCR);
}