Method IfElse

core/codegen/builder.go:170–190

IfElse builds an if-else statement.

(cond *Value, onTrue, onFalse func())

// IfElse builds an if-else statement.
func (b *Builder) IfElse(cond *Value, onTrue, onFalse func()) {
	trueBlock := b.m.ctx.AddBasicBlock(b.function.llvm, "if_true")
	var falseBlock llvm.BasicBlock
	if onFalse != nil {
		falseBlock = b.m.ctx.AddBasicBlock(b.function.llvm, "if_false")
	}
	endBlock := b.m.ctx.AddBasicBlock(b.function.llvm, "end_if")
	if onFalse == nil {
		falseBlock = endBlock
	}

	b.llvm.CreateCondBr(cond.llvm, trueBlock, falseBlock)

	b.block(trueBlock, endBlock, onTrue)

	if onFalse != nil {
		b.block(falseBlock, endBlock, onFalse)
	}

	b.setInsertPointAtEnd(endBlock)
}

// While builds a logic block with the following psuedocode:
//