1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -mcpu=skx < %s | FileCheck %s
4 target triple = "x86_64-unknown-linux-gnu"
6 ; This test checks the order of scatter operations after split.
7 ; The right order is "from LSB to MSB", otherwise the semantic is broken.
9 define void @test(i64 %x272, <16 x ptr> %x335, <16 x i32> %x270) {
12 ; CHECK-NEXT: kxnorw %k0, %k0, %k1
13 ; CHECK-NEXT: vpscatterqd %ymm2, (,%zmm0) {%k1}
14 ; CHECK-NEXT: kxnorw %k0, %k0, %k1
15 ; CHECK-NEXT: vextracti64x4 $1, %zmm2, %ymm0
16 ; CHECK-NEXT: vpscatterqd %ymm0, (,%zmm1) {%k1}
17 ; CHECK-NEXT: vzeroupper
19 call void @llvm.masked.scatter.v16i32.v16p0(<16 x i32> %x270, <16 x ptr> %x335, i32 4, <16 x i1> <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true>)
22 declare void @llvm.masked.scatter.v16i32.v16p0(<16 x i32> , <16 x ptr> , i32, <16 x i1> )