forked from OSchip/llvm-project
37 lines
1.0 KiB
LLVM
37 lines
1.0 KiB
LLVM
|
; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG %s
|
||
|
|
|
||
|
|
; EG-LABEL: {{^}}read_workdim:
|
||
|
|
; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+\.X]]
|
||
|
|
; EG: MOV * [[VAL]], KC0[2].Z
|
||
|
|
define void @read_workdim(i32 addrspace(1)* %out) {
|
||
|
|
entry:
|
||
|
|
%dim = call i32 @llvm.r600.read.workdim() #0
|
||
|
|
store i32 %dim, i32 addrspace(1)* %out
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; EG-LABEL: {{^}}read_workdim_known_bits:
|
||
|
|
define void @read_workdim_known_bits(i32 addrspace(1)* %out) {
|
||
|
|
entry:
|
||
|
|
%dim = call i32 @llvm.r600.read.workdim() #0
|
||
|
|
%shl = shl i32 %dim, 24
|
||
|
|
%shr = lshr i32 %shl, 24
|
||
|
|
store i32 %shr, i32 addrspace(1)* %out
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; EG-LABEL: {{^}}legacy_read_workdim:
|
||
|
|
; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+\.X]]
|
||
|
|
; EG: MOV * [[VAL]], KC0[2].Z
|
||
|
|
define void @legacy_read_workdim(i32 addrspace(1)* %out) {
|
||
|
|
entry:
|
||
|
|
%dim = call i32 @llvm.AMDGPU.read.workdim() #0
|
||
|
|
store i32 %dim, i32 addrspace(1)* %out
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare i32 @llvm.r600.read.workdim() #0
|
||
|
|
declare i32 @llvm.AMDGPU.read.workdim() #0
|
||
|
|
|
||
|
|
attributes #0 = { nounwind readnone }
|