You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
26 lines
961 B
26 lines
961 B
; RUN: llc -march=amdgcn -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
|
|
|
|
declare {}* @llvm.invariant.start(i64, i8* nocapture) #0
|
|
declare void @llvm.invariant.end({}*, i64, i8* nocapture) #0
|
|
declare i8* @llvm.invariant.group.barrier(i8*) #1
|
|
|
|
; GCN-LABEL: {{^}}use_invariant_promotable_lds:
|
|
; GCN: buffer_load_dword
|
|
; GCN: ds_write_b32
|
|
define void @use_invariant_promotable_lds(i32 addrspace(1)* %arg) #2 {
|
|
bb:
|
|
%tmp = alloca i32, align 4
|
|
%tmp1 = bitcast i32* %tmp to i8*
|
|
%tmp2 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 1
|
|
%tmp3 = load i32, i32 addrspace(1)* %tmp2
|
|
store i32 %tmp3, i32* %tmp
|
|
%tmp4 = call {}* @llvm.invariant.start(i64 4, i8* %tmp1) #0
|
|
call void @llvm.invariant.end({}* %tmp4, i64 4, i8* %tmp1) #0
|
|
%tmp5 = call i8* @llvm.invariant.group.barrier(i8* %tmp1) #1
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { argmemonly nounwind }
|
|
attributes #1 = { nounwind readnone }
|
|
attributes #2 = { nounwind }
|