1 ; RUN: llc -march=nvptx -verify-machineinstrs < %s | FileCheck %s
3 declare float @llvm.convert.from.fp16.f32(i16) nounwind readnone
4 declare double @llvm.convert.from.fp16.f64(i16) nounwind readnone
5 declare i16 @llvm.convert.to.fp16.f32(float) nounwind readnone
6 declare i16 @llvm.convert.to.fp16.f64(double) nounwind readnone
8 ; CHECK-LABEL: @test_convert_fp16_to_fp32
10 define void @test_convert_fp16_to_fp32(float addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
11 %val = load i16, i16 addrspace(1)* %in, align 2
12 %cvt = call float @llvm.convert.from.fp16.f32(i16 %val) nounwind readnone
13 store float %cvt, float addrspace(1)* %out, align 4
18 ; CHECK-LABEL: @test_convert_fp16_to_fp64
20 define void @test_convert_fp16_to_fp64(double addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
21 %val = load i16, i16 addrspace(1)* %in, align 2
22 %cvt = call double @llvm.convert.from.fp16.f64(i16 %val) nounwind readnone
23 store double %cvt, double addrspace(1)* %out, align 4
28 ; CHECK-LABEL: @test_convert_fp32_to_fp16
29 ; CHECK: cvt.rn.f16.f32
30 define void @test_convert_fp32_to_fp16(i16 addrspace(1)* noalias %out, float addrspace(1)* noalias %in) nounwind {
31 %val = load float, float addrspace(1)* %in, align 2
32 %cvt = call i16 @llvm.convert.to.fp16.f32(float %val) nounwind readnone
33 store i16 %cvt, i16 addrspace(1)* %out, align 4
38 ; CHECK-LABEL: @test_convert_fp64_to_fp16
39 ; CHECK: cvt.rn.f16.f64
40 define void @test_convert_fp64_to_fp16(i16 addrspace(1)* noalias %out, double addrspace(1)* noalias %in) nounwind {
41 %val = load double, double addrspace(1)* %in, align 2
42 %cvt = call i16 @llvm.convert.to.fp16.f64(double %val) nounwind readnone
43 store i16 %cvt, i16 addrspace(1)* %out, align 4