mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-22 04:22:57 +02:00
c77e92f437
These provide direct access to the hardware instruction without the unit version required like llvm.sin/llvm.cos lowering requires. llvm-svn: 260782
18 lines
665 B
LLVM
18 lines
665 B
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN %s
|
|
; RUN: not llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s 2>&1 | FileCheck -check-prefix=ERR %s
|
|
|
|
; ERR: intrinsic not supported on subtarget
|
|
|
|
declare float @llvm.amdgcn.log.clamp.f32(float) #0
|
|
|
|
; GCN-LABEL: {{^}}v_log_clamp_f32:
|
|
; GCN: v_log_clamp_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}
|
|
define void @v_log_clamp_f32(float addrspace(1)* %out, float %src) #1 {
|
|
%log.clamp = call float @llvm.amdgcn.log.clamp.f32(float %src) #0
|
|
store float %log.clamp, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind readnone }
|
|
attributes #1 = { nounwind }
|