xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-sli-sri-opt.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -aarch64-shift-insert-generation=true -march=arm64 -aarch64-neon-syntax=apple < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine void @testLeftGood(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: testLeftGood:
5*9880d681SAndroid Build Coastguard Worker; CHECK: sli.16b v0, v1, #3
6*9880d681SAndroid Build Coastguard Worker  %and.i = and <16 x i8> %src1, <i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252>
7*9880d681SAndroid Build Coastguard Worker  %vshl_n = shl <16 x i8> %src2, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
8*9880d681SAndroid Build Coastguard Worker  %result = or <16 x i8> %and.i, %vshl_n
9*9880d681SAndroid Build Coastguard Worker  store <16 x i8> %result, <16 x i8>* %dest, align 16
10*9880d681SAndroid Build Coastguard Worker  ret void
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine void @testLeftBad(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
14*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: testLeftBad:
15*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: sli
16*9880d681SAndroid Build Coastguard Worker  %and.i = and <16 x i8> %src1, <i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165>
17*9880d681SAndroid Build Coastguard Worker  %vshl_n = shl <16 x i8> %src2, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
18*9880d681SAndroid Build Coastguard Worker  %result = or <16 x i8> %and.i, %vshl_n
19*9880d681SAndroid Build Coastguard Worker  store <16 x i8> %result, <16 x i8>* %dest, align 16
20*9880d681SAndroid Build Coastguard Worker  ret void
21*9880d681SAndroid Build Coastguard Worker}
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerdefine void @testRightGood(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
24*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: testRightGood:
25*9880d681SAndroid Build Coastguard Worker; CHECK: sri.16b v0, v1, #3
26*9880d681SAndroid Build Coastguard Worker  %and.i = and <16 x i8> %src1, <i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252>
27*9880d681SAndroid Build Coastguard Worker  %vshl_n = lshr <16 x i8> %src2, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
28*9880d681SAndroid Build Coastguard Worker  %result = or <16 x i8> %and.i, %vshl_n
29*9880d681SAndroid Build Coastguard Worker  store <16 x i8> %result, <16 x i8>* %dest, align 16
30*9880d681SAndroid Build Coastguard Worker  ret void
31*9880d681SAndroid Build Coastguard Worker}
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Workerdefine void @testRightBad(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
34*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: testRightBad:
35*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: sri
36*9880d681SAndroid Build Coastguard Worker  %and.i = and <16 x i8> %src1, <i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165>
37*9880d681SAndroid Build Coastguard Worker  %vshl_n = lshr <16 x i8> %src2, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
38*9880d681SAndroid Build Coastguard Worker  %result = or <16 x i8> %and.i, %vshl_n
39*9880d681SAndroid Build Coastguard Worker  store <16 x i8> %result, <16 x i8>* %dest, align 16
40*9880d681SAndroid Build Coastguard Worker  ret void
41*9880d681SAndroid Build Coastguard Worker}
42