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bc65a8d518
are part of the core IR library in order to support dumping and other basic functionality. Rename the 'Assembly' include directory to 'AsmParser' to match the library name and the only functionality left their -- printing has been in the core IR library for quite some time. Update all of the #includes to match. All of this started because I wanted to have the layering in good shape before I started adding support for printing LLVM IR using the new pass infrastructure, and commandline support for the new pass infrastructure. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198688 91177308-0d34-0410-b5e6-96231b3b80d8
87 lines
3.1 KiB
C++
87 lines
3.1 KiB
C++
//===- llvm/unittest/IR/ValueTest.cpp - Value unit tests ------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/AsmParser/Parser.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IR/Value.h"
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#include "llvm/Support/SourceMgr.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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TEST(ValueTest, UsedInBasicBlock) {
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LLVMContext C;
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const char *ModuleString = "define void @f(i32 %x, i32 %y) {\n"
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"bb0:\n"
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" %y1 = add i32 %y, 1\n"
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" %y2 = add i32 %y, 1\n"
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" %y3 = add i32 %y, 1\n"
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" %y4 = add i32 %y, 1\n"
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" %y5 = add i32 %y, 1\n"
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" %y6 = add i32 %y, 1\n"
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" %y7 = add i32 %y, 1\n"
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" %y8 = add i32 %x, 1\n"
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" ret void\n"
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"}\n";
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SMDiagnostic Err;
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Module *M = ParseAssemblyString(ModuleString, NULL, Err, C);
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Function *F = M->getFunction("f");
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EXPECT_FALSE(F->isUsedInBasicBlock(F->begin()));
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EXPECT_TRUE((++F->arg_begin())->isUsedInBasicBlock(F->begin()));
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EXPECT_TRUE(F->arg_begin()->isUsedInBasicBlock(F->begin()));
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}
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TEST(GlobalTest, CreateAddressSpace) {
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LLVMContext &Ctx = getGlobalContext();
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OwningPtr<Module> M(new Module("TestModule", Ctx));
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Type *Int8Ty = Type::getInt8Ty(Ctx);
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Type *Int32Ty = Type::getInt32Ty(Ctx);
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GlobalVariable *Dummy0
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= new GlobalVariable(*M,
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Int32Ty,
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true,
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GlobalValue::ExternalLinkage,
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Constant::getAllOnesValue(Int32Ty),
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"dummy",
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0,
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GlobalVariable::NotThreadLocal,
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1);
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// Make sure the address space isn't dropped when returning this.
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Constant *Dummy1 = M->getOrInsertGlobal("dummy", Int32Ty);
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EXPECT_EQ(Dummy0, Dummy1);
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EXPECT_EQ(1u, Dummy1->getType()->getPointerAddressSpace());
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// This one requires a bitcast, but the address space must also stay the same.
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GlobalVariable *DummyCast0
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= new GlobalVariable(*M,
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Int32Ty,
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true,
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GlobalValue::ExternalLinkage,
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Constant::getAllOnesValue(Int32Ty),
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"dummy_cast",
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0,
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GlobalVariable::NotThreadLocal,
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1);
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// Make sure the address space isn't dropped when returning this.
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Constant *DummyCast1 = M->getOrInsertGlobal("dummy_cast", Int8Ty);
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EXPECT_EQ(1u, DummyCast1->getType()->getPointerAddressSpace());
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EXPECT_NE(DummyCast0, DummyCast1) << *DummyCast1;
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}
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} // end anonymous namespace
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