1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck %s
declare i32 @llvm.amdgcn.ds.permute(i32, i32) #0
; CHECK-LABEL: {{^}}ds_permute:
; CHECK: ds_permute_b32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}
; CHECK: s_waitcnt lgkmcnt
define void @ds_permute(i32 addrspace(1)* %out, i32 %index, i32 %src) nounwind {
%bpermute = call i32 @llvm.amdgcn.ds.permute(i32 %index, i32 %src) #0
store i32 %bpermute, i32 addrspace(1)* %out, align 4
ret void
}
; CHECK-LABEL: {{^}}ds_permute_imm_offset:
; CHECK: ds_permute_b32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} offset:4
; CHECK: s_waitcnt lgkmcnt
define void @ds_permute_imm_offset(i32 addrspace(1)* %out, i32 %base_index, i32 %src) nounwind {
%index = add i32 %base_index, 4
%bpermute = call i32 @llvm.amdgcn.ds.permute(i32 %index, i32 %src) #0
store i32 %bpermute, i32 addrspace(1)* %out, align 4
ret void
}
attributes #0 = { nounwind readnone convergent }
|
