1 ; RUN: llc -fast-isel -fast-isel-abort=1 -mtriple=x86_64-unknown-unknown -mattr=+f16c < %s
5 ; In the future, we might want to teach fast-isel how to expand a double-to-half
6 ; conversion into a double-to-float conversion immediately followed by a
7 ; float-to-half conversion. For now, fast-isel is expected to fail.
9 define double @test_fp16_to_fp64(i32 %a) {
11 %0 = trunc i32 %a to i16
12 %1 = call double @llvm.convert.from.fp16.f64(i16 %0)
16 define i16 @test_fp64_to_fp16(double %a) {
18 %0 = call i16 @llvm.convert.to.fp16.f64(double %a)
22 declare i16 @llvm.convert.to.fp16.f64(double)
23 declare double @llvm.convert.from.fp16.f64(i16)