| Jan Vesely | 0d6cb1c | 2017-01-11 00:12:39 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s |
| Matt Arsenault | 7aad8fd | 2017-01-24 22:02:15 +0000 | [diff] [blame] | 2 | ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s |
| Jan Vesely | 0d6cb1c | 2017-01-11 00:12:39 +0000 | [diff] [blame] | 3 | ; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=EGCM -check-prefix=FUNC %s |
| 4 | ; RUN: llc -march=r600 -mcpu=cayman -verify-machineinstrs < %s | FileCheck -check-prefix=CM -check-prefix=EGCM -check-prefix=FUNC %s |
| 5 | |
| 6 | declare float @llvm.convert.from.fp16.f32(i16) nounwind readnone |
| 7 | |
| 8 | ; FUNC-LABEL: {{^}}test_convert_fp16_to_fp32: |
| 9 | ; GCN: buffer_load_ushort [[VAL:v[0-9]+]] |
| 10 | ; GCN: v_cvt_f32_f16_e32 [[RESULT:v[0-9]+]], [[VAL]] |
| 11 | ; GCN: buffer_store_dword [[RESULT]] |
| 12 | |
| 13 | ; EG: MEM_RAT_CACHELESS STORE_RAW [[RES:T[0-9]+\.[XYZW]]] |
| 14 | ; CM: MEM_RAT_CACHELESS STORE_DWORD [[RES:T[0-9]+\.[XYZW]]] |
| 15 | ; EGCM: VTX_READ_16 [[VAL:T[0-9]+\.[XYZW]]] |
| 16 | ; EGCM: FLT16_TO_FLT32{{[ *]*}}[[RES]], [[VAL]] |
| Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 17 | define amdgpu_kernel void @test_convert_fp16_to_fp32(float addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind { |
| Jan Vesely | 0d6cb1c | 2017-01-11 00:12:39 +0000 | [diff] [blame] | 18 | %val = load i16, i16 addrspace(1)* %in, align 2 |
| 19 | %cvt = call float @llvm.convert.from.fp16.f32(i16 %val) nounwind readnone |
| 20 | store float %cvt, float addrspace(1)* %out, align 4 |
| 21 | ret void |
| 22 | } |