| ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s |
| ; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s |
| |
| declare float @llvm.AMDGPU.legacy.rsq(float) nounwind readnone |
| |
| ; FUNC-LABEL: {{^}}rsq_legacy_f32: |
| ; SI: v_rsq_legacy_f32_e32 |
| ; EG: RECIPSQRT_IEEE |
| define void @rsq_legacy_f32(float addrspace(1)* %out, float %src) nounwind { |
| %rsq = call float @llvm.AMDGPU.legacy.rsq(float %src) nounwind readnone |
| store float %rsq, float addrspace(1)* %out, align 4 |
| ret void |
| } |
