mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-26 05:32:25 +00:00
fd55bcd060
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227214 91177308-0d34-0410-b5e6-96231b3b80d8
40 lines
1.4 KiB
LLVM
40 lines
1.4 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
|
|
; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
|
|
|
|
declare i32 @llvm.r600.read.tidig.x() #1
|
|
|
|
; SI-LABEL: {{^}}v_cnd_nan_nosgpr:
|
|
; SI: v_cndmask_b32_e64 v{{[0-9]}}, v{{[0-9]}}, -1, s{{\[[0-9]+:[0-9]+\]}}
|
|
; SI-DAG: v{{[0-9]}}
|
|
; All nan values are converted to 0xffffffff
|
|
; SI: s_endpgm
|
|
define void @v_cnd_nan_nosgpr(float addrspace(1)* %out, i32 %c, float addrspace(1)* %fptr) #0 {
|
|
%idx = call i32 @llvm.r600.read.tidig.x() #1
|
|
%f.gep = getelementptr float addrspace(1)* %fptr, i32 %idx
|
|
%f = load float addrspace(1)* %fptr
|
|
%setcc = icmp ne i32 %c, 0
|
|
%select = select i1 %setcc, float 0xFFFFFFFFE0000000, float %f
|
|
store float %select, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
|
|
; This requires slightly trickier SGPR operand legalization since the
|
|
; single constant bus SGPR usage is the last operand, and it should
|
|
; never be moved.
|
|
|
|
; SI-LABEL: {{^}}v_cnd_nan:
|
|
; SI: v_cndmask_b32_e64 v{{[0-9]}}, v{{[0-9]}}, -1, s{{\[[0-9]+:[0-9]+\]}}
|
|
; SI-DAG: v{{[0-9]}}
|
|
; All nan values are converted to 0xffffffff
|
|
; SI: s_endpgm
|
|
define void @v_cnd_nan(float addrspace(1)* %out, i32 %c, float %f) #0 {
|
|
%setcc = icmp ne i32 %c, 0
|
|
%select = select i1 %setcc, float 0xFFFFFFFFE0000000, float %f
|
|
store float %select, float addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|
|
attributes #1 = { nounwind readnone }
|