Exemplo n.º 1
0
void IRGenerator::accept(UnaryExpr& expr)
{
    FNTRACE();

    static const std::unordered_map<
        int /*FlowVM::Opcode*/,
        Value* (IRGenerator::*)(Value*, const std::string&)
    > ops = {
        { FlowVM::Opcode::I2S, &IRGenerator::createI2S },
        { FlowVM::Opcode::P2S, &IRGenerator::createP2S },
        { FlowVM::Opcode::C2S, &IRGenerator::createC2S },
        { FlowVM::Opcode::R2S, &IRGenerator::createR2S },
        { FlowVM::Opcode::S2I, &IRGenerator::createS2I },
        { FlowVM::Opcode::NNEG, &IRGenerator::createNeg },
    };

    Value* rhs = codegen(expr.subExpr());

    auto i = ops.find(expr.op());
    if (i != ops.end()) {
        result_ = (this->*i->second)(rhs, "");
    } else {
        assert(!"Unsupported unary expression in IRGenerator.");
        result_ = nullptr;
    }
}
Exemplo n.º 2
0
// }}}
// {{{ expressions
void FlowCallVisitor::accept(UnaryExpr& expr)
{
    visit(expr.subExpr());
}