Implement f*_fast intrinsics

This commit is contained in:
bjorn3 2020-05-01 17:35:20 +02:00
parent f5f24c7a5c
commit c674a32ab8

View File

@ -987,6 +987,18 @@ pub(crate) fn codegen_intrinsic_call<'tcx>(
let ret_val = CValue::const_val(fx, ret.layout(), 0);
ret.write_cvalue(fx, ret_val);
};
fadd_fast | fsub_fast | fmul_fast | fdiv_fast | frem_fast, (c x, c y) {
let res = crate::num::trans_float_binop(fx, match intrinsic {
"fadd_fast" => BinOp::Add,
"fsub_fast" => BinOp::Sub,
"fmul_fast" => BinOp::Mul,
"fdiv_fast" => BinOp::Div,
"frem_fast" => BinOp::Rem,
_ => unreachable!(),
}, x, y);
ret.write_cvalue(fx, res);
};
}
if let Some((_, dest)) = destination {