mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-25 14:32:53 +00:00
f5ec9b55e8
flip these tests around. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138708 91177308-0d34-0410-b5e6-96231b3b80d8
134 lines
3.5 KiB
C++
134 lines
3.5 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/Instructions.h"
|
|
#include "llvm/BasicBlock.h"
|
|
#include "llvm/Constants.h"
|
|
#include "llvm/DerivedTypes.h"
|
|
#include "llvm/LLVMContext.h"
|
|
#include "llvm/ADT/STLExtras.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));
|
|
}
|
|
|
|
} // end anonymous namespace
|
|
} // end namespace llvm
|