1 ; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
3 declare float @llvm.convert.from.fp16.f32(i16) nounwind readnone
4 declare double @llvm.convert.from.fp16.f64(i16) nounwind readnone
6 ; SI-LABEL: {{^}}test_convert_fp16_to_fp32:
7 ; SI: BUFFER_LOAD_USHORT [[VAL:v[0-9]+]]
8 ; SI: V_CVT_F32_F16_e32 [[RESULT:v[0-9]+]], [[VAL]]
9 ; SI: BUFFER_STORE_DWORD [[RESULT]]
10 define void @test_convert_fp16_to_fp32(float addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
11 %val = load 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 ; SI-LABEL: {{^}}test_convert_fp16_to_fp64:
19 ; SI: BUFFER_LOAD_USHORT [[VAL:v[0-9]+]]
20 ; SI: V_CVT_F32_F16_e32 [[RESULT32:v[0-9]+]], [[VAL]]
21 ; SI: V_CVT_F64_F32_e32 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[RESULT32]]
22 ; SI: BUFFER_STORE_DWORDX2 [[RESULT]]
23 define void @test_convert_fp16_to_fp64(double addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
24 %val = load i16 addrspace(1)* %in, align 2
25 %cvt = call double @llvm.convert.from.fp16.f64(i16 %val) nounwind readnone
26 store double %cvt, double addrspace(1)* %out, align 4