diff options
Diffstat (limited to 'test/CodeGen/R600/fp16_to_fp32.ll')
| -rw-r--r-- | test/CodeGen/R600/fp16_to_fp32.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/R600/fp16_to_fp32.ll b/test/CodeGen/R600/fp16_to_fp32.ll new file mode 100644 index 0000000..fa2e379 --- /dev/null +++ b/test/CodeGen/R600/fp16_to_fp32.ll @@ -0,0 +1,14 @@ +; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s + +declare i16 @llvm.convert.to.fp16(float) nounwind readnone + +; SI-LABEL: @test_convert_fp16_to_fp32: +; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]] +; SI: V_CVT_F16_F32_e32 [[RESULT:v[0-9]+]], [[VAL]] +; SI: BUFFER_STORE_SHORT [[RESULT]] +define void @test_convert_fp16_to_fp32(i16 addrspace(1)* noalias %out, float addrspace(1)* noalias %in) nounwind { + %val = load float addrspace(1)* %in, align 4 + %cvt = call i16 @llvm.convert.to.fp16(float %val) nounwind readnone + store i16 %cvt, i16 addrspace(1)* %out, align 2 + ret void +} |