llvm-project/llvm/test/CodeGen/R600/llvm.AMDGPU.fract.ll

29 lines
1.2 KiB
LLVM

; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=amdgcn -mcpu=tonga -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.fract.f32(float) nounwind readnone
; Legacy name
declare float @llvm.AMDIL.fraction.f32(float) nounwind readnone
; FUNC-LABEL: {{^}}fract_f32:
; SI: v_fract_f32
; EG: FRACT
define void @fract_f32(float addrspace(1)* %out, float addrspace(1)* %src) nounwind {
%val = load float, float addrspace(1)* %src, align 4
%fract = call float @llvm.AMDGPU.fract.f32(float %val) nounwind readnone
store float %fract, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}fract_f32_legacy_amdil:
; SI: v_fract_f32
; EG: FRACT
define void @fract_f32_legacy_amdil(float addrspace(1)* %out, float addrspace(1)* %src) nounwind {
%val = load float, float addrspace(1)* %src, align 4
%fract = call float @llvm.AMDIL.fraction.f32(float %val) nounwind readnone
store float %fract, float addrspace(1)* %out, align 4
ret void
}