mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-12 15:05:06 +00:00
0baa4809a8
IRBuilder, DIBuilder, etc. This is the proper layering as MDBuilder can't be used (or implemented) without the Core Metadata representation. Patches to Clang and Dragonegg coming up. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160237 91177308-0d34-0410-b5e6-96231b3b80d8
248 lines
7.3 KiB
C++
248 lines
7.3 KiB
C++
//===- llvm/unittest/VMCore/InstructionsTest.cpp - Instructions unit tests ===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "llvm/BasicBlock.h"
|
|
#include "llvm/Constants.h"
|
|
#include "llvm/DerivedTypes.h"
|
|
#include "llvm/IRBuilder.h"
|
|
#include "llvm/Instructions.h"
|
|
#include "llvm/LLVMContext.h"
|
|
#include "llvm/MDBuilder.h"
|
|
#include "llvm/Operator.h"
|
|
#include "llvm/ADT/STLExtras.h"
|
|
#include "llvm/Analysis/ValueTracking.h"
|
|
#include "llvm/Target/TargetData.h"
|
|
#include "gtest/gtest.h"
|
|
|
|
namespace llvm {
|
|
namespace {
|
|
|
|
TEST(InstructionsTest, ReturnInst) {
|
|
LLVMContext &C(getGlobalContext());
|
|
|
|
// test for PR6589
|
|
const ReturnInst* r0 = ReturnInst::Create(C);
|
|
EXPECT_EQ(r0->getNumOperands(), 0U);
|
|
EXPECT_EQ(r0->op_begin(), r0->op_end());
|
|
|
|
IntegerType* Int1 = IntegerType::get(C, 1);
|
|
Constant* One = ConstantInt::get(Int1, 1, true);
|
|
const ReturnInst* r1 = ReturnInst::Create(C, One);
|
|
EXPECT_EQ(1U, r1->getNumOperands());
|
|
User::const_op_iterator b(r1->op_begin());
|
|
EXPECT_NE(r1->op_end(), b);
|
|
EXPECT_EQ(One, *b);
|
|
EXPECT_EQ(One, r1->getOperand(0));
|
|
++b;
|
|
EXPECT_EQ(r1->op_end(), b);
|
|
|
|
// clean up
|
|
delete r0;
|
|
delete r1;
|
|
}
|
|
|
|
TEST(InstructionsTest, BranchInst) {
|
|
LLVMContext &C(getGlobalContext());
|
|
|
|
// Make a BasicBlocks
|
|
BasicBlock* bb0 = BasicBlock::Create(C);
|
|
BasicBlock* bb1 = BasicBlock::Create(C);
|
|
|
|
// Mandatory BranchInst
|
|
const BranchInst* b0 = BranchInst::Create(bb0);
|
|
|
|
EXPECT_TRUE(b0->isUnconditional());
|
|
EXPECT_FALSE(b0->isConditional());
|
|
EXPECT_EQ(1U, b0->getNumSuccessors());
|
|
|
|
// check num operands
|
|
EXPECT_EQ(1U, b0->getNumOperands());
|
|
|
|
EXPECT_NE(b0->op_begin(), b0->op_end());
|
|
EXPECT_EQ(b0->op_end(), llvm::next(b0->op_begin()));
|
|
|
|
EXPECT_EQ(b0->op_end(), llvm::next(b0->op_begin()));
|
|
|
|
IntegerType* Int1 = IntegerType::get(C, 1);
|
|
Constant* One = ConstantInt::get(Int1, 1, true);
|
|
|
|
// Conditional BranchInst
|
|
BranchInst* b1 = BranchInst::Create(bb0, bb1, One);
|
|
|
|
EXPECT_FALSE(b1->isUnconditional());
|
|
EXPECT_TRUE(b1->isConditional());
|
|
EXPECT_EQ(2U, b1->getNumSuccessors());
|
|
|
|
// check num operands
|
|
EXPECT_EQ(3U, b1->getNumOperands());
|
|
|
|
User::const_op_iterator b(b1->op_begin());
|
|
|
|
// check COND
|
|
EXPECT_NE(b, b1->op_end());
|
|
EXPECT_EQ(One, *b);
|
|
EXPECT_EQ(One, b1->getOperand(0));
|
|
EXPECT_EQ(One, b1->getCondition());
|
|
++b;
|
|
|
|
// check ELSE
|
|
EXPECT_EQ(bb1, *b);
|
|
EXPECT_EQ(bb1, b1->getOperand(1));
|
|
EXPECT_EQ(bb1, b1->getSuccessor(1));
|
|
++b;
|
|
|
|
// check THEN
|
|
EXPECT_EQ(bb0, *b);
|
|
EXPECT_EQ(bb0, b1->getOperand(2));
|
|
EXPECT_EQ(bb0, b1->getSuccessor(0));
|
|
++b;
|
|
|
|
EXPECT_EQ(b1->op_end(), b);
|
|
|
|
// clean up
|
|
delete b0;
|
|
delete b1;
|
|
|
|
delete bb0;
|
|
delete bb1;
|
|
}
|
|
|
|
TEST(InstructionsTest, CastInst) {
|
|
LLVMContext &C(getGlobalContext());
|
|
|
|
Type* Int8Ty = Type::getInt8Ty(C);
|
|
Type* Int64Ty = Type::getInt64Ty(C);
|
|
Type* V8x8Ty = VectorType::get(Int8Ty, 8);
|
|
Type* V8x64Ty = VectorType::get(Int64Ty, 8);
|
|
Type* X86MMXTy = Type::getX86_MMXTy(C);
|
|
|
|
const Constant* c8 = Constant::getNullValue(V8x8Ty);
|
|
const Constant* c64 = Constant::getNullValue(V8x64Ty);
|
|
|
|
EXPECT_TRUE(CastInst::isCastable(V8x8Ty, X86MMXTy));
|
|
EXPECT_TRUE(CastInst::isCastable(X86MMXTy, V8x8Ty));
|
|
EXPECT_FALSE(CastInst::isCastable(Int64Ty, X86MMXTy));
|
|
EXPECT_TRUE(CastInst::isCastable(V8x64Ty, V8x8Ty));
|
|
EXPECT_TRUE(CastInst::isCastable(V8x8Ty, V8x64Ty));
|
|
EXPECT_EQ(CastInst::Trunc, CastInst::getCastOpcode(c64, true, V8x8Ty, true));
|
|
EXPECT_EQ(CastInst::SExt, CastInst::getCastOpcode(c8, true, V8x64Ty, true));
|
|
}
|
|
|
|
|
|
|
|
TEST(InstructionsTest, VectorGep) {
|
|
LLVMContext &C(getGlobalContext());
|
|
|
|
// Type Definitions
|
|
PointerType *Ptri8Ty = PointerType::get(IntegerType::get(C, 8), 0);
|
|
PointerType *Ptri32Ty = PointerType::get(IntegerType::get(C, 8), 0);
|
|
|
|
VectorType *V2xi8PTy = VectorType::get(Ptri8Ty, 2);
|
|
VectorType *V2xi32PTy = VectorType::get(Ptri32Ty, 2);
|
|
|
|
// Test different aspects of the vector-of-pointers type
|
|
// and GEPs which use this type.
|
|
ConstantInt *Ci32a = ConstantInt::get(C, APInt(32, 1492));
|
|
ConstantInt *Ci32b = ConstantInt::get(C, APInt(32, 1948));
|
|
std::vector<Constant*> ConstVa(2, Ci32a);
|
|
std::vector<Constant*> ConstVb(2, Ci32b);
|
|
Constant *C2xi32a = ConstantVector::get(ConstVa);
|
|
Constant *C2xi32b = ConstantVector::get(ConstVb);
|
|
|
|
CastInst *PtrVecA = new IntToPtrInst(C2xi32a, V2xi32PTy);
|
|
CastInst *PtrVecB = new IntToPtrInst(C2xi32b, V2xi32PTy);
|
|
|
|
ICmpInst *ICmp0 = new ICmpInst(ICmpInst::ICMP_SGT, PtrVecA, PtrVecB);
|
|
ICmpInst *ICmp1 = new ICmpInst(ICmpInst::ICMP_ULT, PtrVecA, PtrVecB);
|
|
EXPECT_NE(ICmp0, ICmp1); // suppress warning.
|
|
|
|
GetElementPtrInst *Gep0 = GetElementPtrInst::Create(PtrVecA, C2xi32a);
|
|
GetElementPtrInst *Gep1 = GetElementPtrInst::Create(PtrVecA, C2xi32b);
|
|
GetElementPtrInst *Gep2 = GetElementPtrInst::Create(PtrVecB, C2xi32a);
|
|
GetElementPtrInst *Gep3 = GetElementPtrInst::Create(PtrVecB, C2xi32b);
|
|
|
|
CastInst *BTC0 = new BitCastInst(Gep0, V2xi8PTy);
|
|
CastInst *BTC1 = new BitCastInst(Gep1, V2xi8PTy);
|
|
CastInst *BTC2 = new BitCastInst(Gep2, V2xi8PTy);
|
|
CastInst *BTC3 = new BitCastInst(Gep3, V2xi8PTy);
|
|
|
|
Value *S0 = BTC0->stripPointerCasts();
|
|
Value *S1 = BTC1->stripPointerCasts();
|
|
Value *S2 = BTC2->stripPointerCasts();
|
|
Value *S3 = BTC3->stripPointerCasts();
|
|
|
|
EXPECT_NE(S0, Gep0);
|
|
EXPECT_NE(S1, Gep1);
|
|
EXPECT_NE(S2, Gep2);
|
|
EXPECT_NE(S3, Gep3);
|
|
|
|
int64_t Offset;
|
|
TargetData TD("e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f3"
|
|
"2:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80"
|
|
":128:128-n8:16:32:64-S128");
|
|
// Make sure we don't crash
|
|
GetPointerBaseWithConstantOffset(Gep0, Offset, TD);
|
|
GetPointerBaseWithConstantOffset(Gep1, Offset, TD);
|
|
GetPointerBaseWithConstantOffset(Gep2, Offset, TD);
|
|
GetPointerBaseWithConstantOffset(Gep3, Offset, TD);
|
|
|
|
// Gep of Geps
|
|
GetElementPtrInst *GepII0 = GetElementPtrInst::Create(Gep0, C2xi32b);
|
|
GetElementPtrInst *GepII1 = GetElementPtrInst::Create(Gep1, C2xi32a);
|
|
GetElementPtrInst *GepII2 = GetElementPtrInst::Create(Gep2, C2xi32b);
|
|
GetElementPtrInst *GepII3 = GetElementPtrInst::Create(Gep3, C2xi32a);
|
|
|
|
EXPECT_EQ(GepII0->getNumIndices(), 1u);
|
|
EXPECT_EQ(GepII1->getNumIndices(), 1u);
|
|
EXPECT_EQ(GepII2->getNumIndices(), 1u);
|
|
EXPECT_EQ(GepII3->getNumIndices(), 1u);
|
|
|
|
EXPECT_FALSE(GepII0->hasAllZeroIndices());
|
|
EXPECT_FALSE(GepII1->hasAllZeroIndices());
|
|
EXPECT_FALSE(GepII2->hasAllZeroIndices());
|
|
EXPECT_FALSE(GepII3->hasAllZeroIndices());
|
|
|
|
delete GepII0;
|
|
delete GepII1;
|
|
delete GepII2;
|
|
delete GepII3;
|
|
|
|
delete BTC0;
|
|
delete BTC1;
|
|
delete BTC2;
|
|
delete BTC3;
|
|
|
|
delete Gep0;
|
|
delete Gep1;
|
|
delete Gep2;
|
|
delete Gep3;
|
|
|
|
delete ICmp0;
|
|
delete ICmp1;
|
|
delete PtrVecA;
|
|
delete PtrVecB;
|
|
}
|
|
|
|
TEST(InstructionsTest, FPMathOperator) {
|
|
LLVMContext &Context = getGlobalContext();
|
|
IRBuilder<> Builder(Context);
|
|
MDBuilder MDHelper(Context);
|
|
Instruction *I = Builder.CreatePHI(Builder.getDoubleTy(), 0);
|
|
MDNode *MD1 = MDHelper.createFPMath(1.0);
|
|
Value *V1 = Builder.CreateFAdd(I, I, "", MD1);
|
|
EXPECT_TRUE(isa<FPMathOperator>(V1));
|
|
FPMathOperator *O1 = cast<FPMathOperator>(V1);
|
|
EXPECT_EQ(O1->getFPAccuracy(), 1.0);
|
|
delete V1;
|
|
delete I;
|
|
}
|
|
|
|
} // end anonymous namespace
|
|
} // end namespace llvm
|