llvm/test/CodeGen/AMDGPU/llvm.amdgcn.cos.ll
Matt Arsenault 53ea122b3d AMDGPU: Add intrinsics for sin/cos
These provide direct access to the hardware instruction without
the unit version required like llvm.sin/llvm.cos lowering requires.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@260782 91177308-0d34-0410-b5e6-96231b3b80d8
2016-02-13 01:19:56 +00:00

16 lines
586 B
LLVM

; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN %s
; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN %s
declare float @llvm.amdgcn.cos.f32(float) #0
; GCN-LABEL: {{^}}v_cos_f32:
; GCN: v_cos_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}
define void @v_cos_f32(float addrspace(1)* %out, float %src) #1 {
%cos = call float @llvm.amdgcn.cos.f32(float %src) #0
store float %cos, float addrspace(1)* %out
ret void
}
attributes #0 = { nounwind readnone }
attributes #1 = { nounwind }