llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.legacy.rsq.ll
Tom Stellard 953c681473 R600 -> AMDGPU rename
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239657 91177308-0d34-0410-b5e6-96231b3b80d8
2015-06-13 03:28:10 +00:00

14 lines
593 B
LLVM

; 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
}