Skip to content

[X86] masked_gather_scatter.ll - add zext test coverage for #163023 #163435

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Oct 14, 2025
Merged

[X86] masked_gather_scatter.ll - add zext test coverage for #163023 #163435

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
41 changes: 37 additions & 4 deletions llvm/test/CodeGen/X86/masked_gather_scatter.ll
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -4765,16 +4765,16 @@ define void @scaleidx_scatter_outofrange(<8 x float> %value, ptr %base, <8 x i32
}
declare void @llvm.masked.scatter.v8f32.v8p0(<8 x float>, <8 x ptr>, i32 immarg, <8 x i1>)

define <16 x i32> @pr163023(ptr %a0, <16 x i32> %a1) {
; X64-LABEL: pr163023:
define <16 x i32> @pr163023_sext(ptr %a0, <16 x i32> %a1) {
; X64-LABEL: pr163023_sext:
; X64: # %bb.0:
; X64-NEXT: kxnorw %k0, %k0, %k1
; X64-NEXT: vpxor %xmm1, %xmm1, %xmm1
; X64-NEXT: vpgatherdd (%rdi,%zmm0), %zmm1 {%k1}
; X64-NEXT: vmovdqa64 %zmm1, %zmm0
; X64-NEXT: retq
;
; X86-LABEL: pr163023:
; X86-LABEL: pr163023_sext:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: kxnorw %k0, %k0, %k1
Expand All @@ -4788,7 +4788,40 @@ define <16 x i32> @pr163023(ptr %a0, <16 x i32> %a1) {
%ofs = sext <16 x i32> %a1 to <16 x i64>
%addr = add nuw <16 x i64> %addr.splat, %ofs
%ptr = inttoptr <16 x i64> %addr to <16 x ptr>
%gather = tail call fastcc <16 x i32> @llvm.masked.gather.v16i32.v16p0(<16 x ptr> %ptr, i32 4, <16 x i1> splat (i1 true), <16 x i32> poison)
%gather = call <16 x i32> @llvm.masked.gather.v16i32.v16p0(<16 x ptr> %ptr, i32 4, <16 x i1> splat (i1 true), <16 x i32> poison)
ret <16 x i32> %gather
}

define <16 x i32> @pr163023_zext(ptr %a0, <16 x i32> %a1) {
; X64-LABEL: pr163023_zext:
; X64: # %bb.0:
; X64-NEXT: vpmovzxdq {{.*#+}} zmm1 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
; X64-NEXT: vextracti64x4 $1, %zmm0, %ymm0
; X64-NEXT: vpmovzxdq {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
; X64-NEXT: kxnorw %k0, %k0, %k1
; X64-NEXT: vpxor %xmm2, %xmm2, %xmm2
; X64-NEXT: vpxor %xmm3, %xmm3, %xmm3
; X64-NEXT: kxnorw %k0, %k0, %k2
; X64-NEXT: vpgatherqd (%rdi,%zmm0), %ymm3 {%k2}
; X64-NEXT: vpgatherqd (%rdi,%zmm1), %ymm2 {%k1}
; X64-NEXT: vinserti64x4 $1, %ymm3, %zmm2, %zmm0
; X64-NEXT: retq
;
; X86-LABEL: pr163023_zext:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: kxnorw %k0, %k0, %k1
; X86-NEXT: vpxor %xmm1, %xmm1, %xmm1
; X86-NEXT: vpgatherdd (%eax,%zmm0), %zmm1 {%k1}
; X86-NEXT: vmovdqa64 %zmm1, %zmm0
; X86-NEXT: retl
%addr.p = ptrtoint ptr %a0 to i64
%addr.v = insertelement <1 x i64> poison, i64 %addr.p, i64 0
%addr.splat = shufflevector <1 x i64> %addr.v, <1 x i64> poison, <16 x i32> zeroinitializer
%ofs = zext <16 x i32> %a1 to <16 x i64>
%addr = add nuw <16 x i64> %addr.splat, %ofs
%ptr = inttoptr <16 x i64> %addr to <16 x ptr>
%gather = call <16 x i32> @llvm.masked.gather.v16i32.v16p0(<16 x ptr> %ptr, i32 4, <16 x i1> splat (i1 true), <16 x i32> poison)
ret <16 x i32> %gather
}

Expand Down
Loading