mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-25 12:12:47 +01:00
52cd4f76cb
Now that we print DIExpressions inline everywhere, we don't need to print them once as an operand and again as a value. This is only really visible when calling dump() or print() directly on a DIExpression during debugging. llvm-svn: 312168
55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
//===- llvm/unittest/IR/AsmWriter.cpp - AsmWriter tests -------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
#include "llvm/BinaryFormat/Dwarf.h"
|
|
#include "llvm/IR/DebugInfoMetadata.h"
|
|
#include "llvm/IR/Function.h"
|
|
#include "llvm/IR/IRBuilder.h"
|
|
#include "llvm/IR/LLVMContext.h"
|
|
#include "llvm/IR/MDBuilder.h"
|
|
#include "llvm/IR/Module.h"
|
|
#include "gtest/gtest.h"
|
|
|
|
using namespace llvm;
|
|
|
|
namespace {
|
|
|
|
TEST(AsmWriterTest, DebugPrintDetachedInstruction) {
|
|
|
|
// PR24852: Ensure that an instruction can be printed even when it
|
|
// has metadata attached but no parent.
|
|
LLVMContext Ctx;
|
|
auto Ty = Type::getInt32Ty(Ctx);
|
|
auto Undef = UndefValue::get(Ty);
|
|
std::unique_ptr<BinaryOperator> Add(BinaryOperator::CreateAdd(Undef, Undef));
|
|
Add->setMetadata(
|
|
"", MDNode::get(Ctx, {ConstantAsMetadata::get(ConstantInt::get(Ty, 1))}));
|
|
std::string S;
|
|
raw_string_ostream OS(S);
|
|
Add->print(OS);
|
|
std::size_t r = OS.str().find("<badref> = add i32 undef, undef, !<empty");
|
|
EXPECT_TRUE(r != std::string::npos);
|
|
}
|
|
|
|
TEST(AsmWriterTest, DumpDIExpression) {
|
|
LLVMContext Ctx;
|
|
uint64_t Ops[] = {
|
|
dwarf::DW_OP_constu, 4,
|
|
dwarf::DW_OP_minus,
|
|
dwarf::DW_OP_deref,
|
|
};
|
|
DIExpression *Expr = DIExpression::get(Ctx, Ops);
|
|
std::string S;
|
|
raw_string_ostream OS(S);
|
|
Expr->print(OS);
|
|
EXPECT_EQ("!DIExpression(DW_OP_constu, 4, DW_OP_minus, DW_OP_deref)",
|
|
OS.str());
|
|
}
|
|
|
|
}
|