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[X86] pr40891.ll - add X64 test coverage

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Simon Pilgrim
2025-04-24 14:41:50 +01:00
parent 2dfe68a306
commit 10ea5eedb1
1 changed files with 21 additions and 9 deletions
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30
llvm/test/CodeGen/X86/pr40891.ll
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@@ -1,17 +1,29 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=avx2 | FileCheck %s
; RUN: llc < %s -mtriple=i686-- -mattr=avx2 | FileCheck %s --check-prefixes=X86
; RUN: llc < %s -mtriple=x86_64-- -mattr=avx2 | FileCheck %s --check-prefixes=X64
; Make sure this sequence doesn't hang in DAG combine.
define <8 x i32> @foo(<8 x i64> %x, <4 x i64> %y) {
; CHECK-LABEL: foo:
; CHECK: # %bb.0:
; CHECK-NEXT: vandps %ymm2, %ymm0, %ymm0
; CHECK-NEXT: vandps {{\.?LCPI[0-9]+_[0-9]+}}, %ymm1, %ymm1
; CHECK-NEXT: vperm2f128 {{.*#+}} ymm2 = ymm0[2,3],ymm1[2,3]
; CHECK-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; CHECK-NEXT: vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
; CHECK-NEXT: retl
; X86-LABEL: foo:
; X86: # %bb.0:
; X86-NEXT: vandps %ymm2, %ymm0, %ymm0
; X86-NEXT: vandps {{\.?LCPI[0-9]+_[0-9]+}}, %ymm1, %ymm1
; X86-NEXT: vperm2f128 {{.*#+}} ymm2 = ymm0[2,3],ymm1[2,3]
; X86-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; X86-NEXT: vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
; X86-NEXT: retl
;
; X64-LABEL: foo:
; X64: # %bb.0:
; X64-NEXT: vandps %ymm2, %ymm0, %ymm0
; X64-NEXT: vextractf128 $1, %ymm0, %xmm2
; X64-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm2[0,2]
; X64-NEXT: vextractf128 $1, %ymm1, %xmm2
; X64-NEXT: vshufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
; X64-NEXT: vandps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1, %xmm1
; X64-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; X64-NEXT: retq
%a = shufflevector <4 x i64> %y, <4 x i64> <i64 12345, i64 67890, i64 13579, i64 24680>, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
%b = and <8 x i64> %x, %a
%c = trunc <8 x i64> %b to <8 x i32>