1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=x86_64-unknown -mcpu=skx | FileCheck %s
4 @ac = external dso_local local_unnamed_addr global [20 x i8], align 1
5 @ai3 = external dso_local local_unnamed_addr global [20 x i32], align 16
7 ; Function Attrs: norecurse nounwind uwtable
8 define void @pr35443() {
9 ; CHECK-LABEL: pr35443:
10 ; CHECK: # %bb.0: # %entry
11 ; CHECK-NEXT: vpbroadcastb ac+4(%rip), %xmm0
12 ; CHECK-NEXT: vpmovzxbq {{.*#+}} ymm0 = xmm0[0],zero,zero,zero,zero,zero,zero,zero,xmm0[1],zero,zero,zero,zero,zero,zero,zero,xmm0[2],zero,zero,zero,zero,zero,zero,zero,xmm0[3],zero,zero,zero,zero,zero,zero,zero
13 ; CHECK-NEXT: vpxor %xmm1, %xmm1, %xmm1
14 ; CHECK-NEXT: vpsubq %ymm0, %ymm1, %ymm0
15 ; CHECK-NEXT: vpmovqd %ymm0, ai3+16(%rip)
16 ; CHECK-NEXT: vzeroupper
19 %wide.masked.load66 = call <4 x i8> @llvm.masked.load.v4i8.p0(ptr getelementptr inbounds ([20 x i8], ptr @ac, i64 0, i64 4), i32 1, <4 x i1> <i1 true, i1 false, i1 false, i1 false>, <4 x i8> undef)
20 %0 = zext <4 x i8> %wide.masked.load66 to <4 x i64>
21 %1 = sub <4 x i64> zeroinitializer, %0
22 %predphi = shufflevector <4 x i64> %1, <4 x i64> undef, <4 x i32> <i32 0, i32 5, i32 6, i32 7>
23 %2 = trunc <4 x i64> %predphi to <4 x i32>
24 %3 = add <4 x i32> zeroinitializer, %2
25 store <4 x i32> %3, ptr getelementptr inbounds ([20 x i32], ptr @ai3, i64 0, i64 4), align 16
29 ; Function Attrs: argmemonly nounwind readonly
30 declare <4 x i8> @llvm.masked.load.v4i8.p0(ptr, i32, <4 x i1>, <4 x i8>)