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first stuff of randomif

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Florian Sattler
2013-06-01 18:10:13 +02:00
parent 712cc419ab
commit 993c730912
3 changed files with 33 additions and 0 deletions
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23
src/AST/CodeGenVisitor.cpp
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@@ -176,6 +176,29 @@ void CodeGenVisitor::visit(RandomForStatement* e) {
}
void CodeGenVisitor::visit(RandomIfStatement* e) {
value_ = 0;
e->getProb()->accept(this);
llvm::Function* f = builder_->GetInsertBlock()->getParent();
llvm::BasicBlock* thenBB = llvm::BasicBlock::Create(llvm::getGlobalContext(), "then", f);
llvm::BasicBlock* elseBB = llvm::BasicBlock::Create(llvm::getGlobalContext(), "else");
llvm::BasicBlock* mergeBB = llvm::BasicBlock::Create(llvm::getGlobalContext(), "merge");
builder_->CreateCondBr(value_, thenBB, elseBB);
// then
builder_->SetInsertPoint(thenBB);#
e->getStmt()->accept(this);
builder_->CreateBr(mergeBB);
f->getBasicBlockList().push_back(elseBB);
builder_->SetInsertPoint(elseBB);
builder_->CreateBr(mergeBB);
f->getBasicBlockList().push_back(mergeBB);
builder_->SetInsertPoint(mergeBB);
}
void CodeGenVisitor::visit(ReturnStatement* e) {