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Cast the expression before deducing truth value in isTrue()

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This commit is contained in:
Stefano Sanfilippo 2015-03-09 21:41:11 +01:00
parent 2d58363c50
commit dc5fffbddc
1 changed files with 10 additions and 11 deletions
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21
BitcodeEmitter.cpp
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@ -68,15 +68,6 @@ llvm::AllocaInst* allocateReturnVariable(llvm::Function *func) {
return builder.CreateAlloca(func->getReturnType(), 0, "result"); return builder.CreateAlloca(func->getReturnType(), 0, "result");
} }
static
llvm::Value* isTrue(llvm::IRBuilder<> &builder, llvm::Value* test, llvm::Twine const& label="") {
return builder.CreateICmpNE(
test,
llvm::ConstantInt::get(getGlobalContext(), llvm::APInt(1, 0)),
label
);
}
static static
bool reportError(std::initializer_list<std::string> const& what) { bool reportError(std::initializer_list<std::string> const& what) {
for (std::string const& chunk: what) { for (std::string const& chunk: what) {
@ -202,6 +193,14 @@ llvm::Value* coerce(BitcodeEmitter::Private *d, llvm::Value *val, llvm::Type *to
return nullptr; return nullptr;
} }
static
llvm::Value* isTrue(BitcodeEmitter::Private *d, llvm::Value* test, llvm::Twine const& label="") {
llvm::Value *one = llvm::ConstantInt::get(getGlobalContext(), llvm::APInt(1, 0));
return d->builder.CreateICmpNE(
coerce(d, test, one->getType()), one, label
);
}
static const std::map<Type, std::string> PUT_NAMES = {{ static const std::map<Type, std::string> PUT_NAMES = {{
{Type::BOOL, "__Monicelli_putBool"}, {Type::BOOL, "__Monicelli_putBool"},
{Type::CHAR, "__Monicelli_putChar"}, {Type::CHAR, "__Monicelli_putChar"},
@ -272,7 +271,7 @@ bool BitcodeEmitter::emit(Loop const& node) {
GUARDED(node.getCondition().emit(this)); GUARDED(node.getCondition().emit(this));
llvm::Value *loopTest = isTrue(d->builder, d->retval, "looptest"); llvm::Value *loopTest = isTrue(d, d->retval, "looptest");
llvm::BasicBlock *after = llvm::BasicBlock::Create( llvm::BasicBlock *after = llvm::BasicBlock::Create(
getGlobalContext(), "afterloop", father getGlobalContext(), "afterloop", father
@ -465,7 +464,7 @@ bool BitcodeEmitter::emit(Branch const& node) {
for (BranchCase const& cas: body.getCases()) { for (BranchCase const& cas: body.getCases()) {
emitSemiExpression(node.getVar(), cas.getCondition()); emitSemiExpression(node.getVar(), cas.getCondition());
d->builder.CreateCondBr( d->builder.CreateCondBr(
isTrue(d->builder, d->retval, "condition"), thenbb, elsebb isTrue(d, d->retval, "condition"), thenbb, elsebb
); );
d->builder.SetInsertPoint(thenbb); d->builder.SetInsertPoint(thenbb);
d->scope.enter(); d->scope.enter();