xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/vshift-5.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -mattr=+sse2 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; When loading the shift amount from memory, avoid generating the splat.
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @shift5a(<4 x i32> %val, <4 x i32>* %dst, i32* %pamt) nounwind {
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: shift5a:
8*9880d681SAndroid Build Coastguard Worker; CHECK: movd
9*9880d681SAndroid Build Coastguard Worker; CHECK: pslld
10*9880d681SAndroid Build Coastguard Worker  %amt = load i32, i32* %pamt
11*9880d681SAndroid Build Coastguard Worker  %tmp0 = insertelement <4 x i32> undef, i32 %amt, i32 0
12*9880d681SAndroid Build Coastguard Worker  %shamt = shufflevector <4 x i32> %tmp0, <4 x i32> undef, <4 x i32> zeroinitializer
13*9880d681SAndroid Build Coastguard Worker  %shl = shl <4 x i32> %val, %shamt
14*9880d681SAndroid Build Coastguard Worker  store <4 x i32> %shl, <4 x i32>* %dst
15*9880d681SAndroid Build Coastguard Worker  ret void
16*9880d681SAndroid Build Coastguard Worker}
17*9880d681SAndroid Build Coastguard Worker
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdefine void @shift5b(<4 x i32> %val, <4 x i32>* %dst, i32* %pamt) nounwind {
20*9880d681SAndroid Build Coastguard Workerentry:
21*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: shift5b:
22*9880d681SAndroid Build Coastguard Worker; CHECK: movd
23*9880d681SAndroid Build Coastguard Worker; CHECK: psrad
24*9880d681SAndroid Build Coastguard Worker  %amt = load i32, i32* %pamt
25*9880d681SAndroid Build Coastguard Worker  %tmp0 = insertelement <4 x i32> undef, i32 %amt, i32 0
26*9880d681SAndroid Build Coastguard Worker  %shamt = shufflevector <4 x i32> %tmp0, <4 x i32> undef, <4 x i32> zeroinitializer
27*9880d681SAndroid Build Coastguard Worker  %shr = ashr <4 x i32> %val, %shamt
28*9880d681SAndroid Build Coastguard Worker  store <4 x i32> %shr, <4 x i32>* %dst
29*9880d681SAndroid Build Coastguard Worker  ret void
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Workerdefine void @shift5c(<4 x i32> %val, <4 x i32>* %dst, i32 %amt) nounwind {
34*9880d681SAndroid Build Coastguard Workerentry:
35*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: shift5c:
36*9880d681SAndroid Build Coastguard Worker; CHECK: movd
37*9880d681SAndroid Build Coastguard Worker; CHECK: pslld
38*9880d681SAndroid Build Coastguard Worker  %tmp0 = insertelement <4 x i32> undef, i32 %amt, i32 0
39*9880d681SAndroid Build Coastguard Worker  %shamt = shufflevector <4 x i32> %tmp0, <4 x i32> undef, <4 x i32> zeroinitializer
40*9880d681SAndroid Build Coastguard Worker  %shl = shl <4 x i32> %val, %shamt
41*9880d681SAndroid Build Coastguard Worker  store <4 x i32> %shl, <4 x i32>* %dst
42*9880d681SAndroid Build Coastguard Worker  ret void
43*9880d681SAndroid Build Coastguard Worker}
44*9880d681SAndroid Build Coastguard Worker
45*9880d681SAndroid Build Coastguard Worker
46*9880d681SAndroid Build Coastguard Workerdefine void @shift5d(<4 x i32> %val, <4 x i32>* %dst, i32 %amt) nounwind {
47*9880d681SAndroid Build Coastguard Workerentry:
48*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: shift5d:
49*9880d681SAndroid Build Coastguard Worker; CHECK: movd
50*9880d681SAndroid Build Coastguard Worker; CHECK: psrad
51*9880d681SAndroid Build Coastguard Worker  %tmp0 = insertelement <4 x i32> undef, i32 %amt, i32 0
52*9880d681SAndroid Build Coastguard Worker  %shamt = shufflevector <4 x i32> %tmp0, <4 x i32> undef, <4 x i32> zeroinitializer
53*9880d681SAndroid Build Coastguard Worker  %shr = ashr <4 x i32> %val, %shamt
54*9880d681SAndroid Build Coastguard Worker  store <4 x i32> %shr, <4 x i32>* %dst
55*9880d681SAndroid Build Coastguard Worker  ret void
56*9880d681SAndroid Build Coastguard Worker}
57