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Some cases may be transformed into 32 bit splats before hitting the boolean statement, which may cause incorrect behaviour and provide XXSPLTI32DX with the incorrect values of splat. The condition was reversed so that the shortcut prevents this problem. Differential Revision: https://reviews.llvm.org/D95634
113 lines
4.1 KiB
LLVM
113 lines
4.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
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; RUN: -ppc-asm-full-reg-names -mcpu=pwr10 < %s | \
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; RUN: FileCheck %s
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; Function Attrs: norecurse nounwind readnone
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define <4 x i32> @test_xxsplti32dx_1(<4 x i32> %a) {
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; CHECK-LABEL: test_xxsplti32dx_1:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 0, 566
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; CHECK-NEXT: blr
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entry:
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%vecins1 = shufflevector <4 x i32> %a, <4 x i32> <i32 undef, i32 566, i32 undef, i32 566>, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x i32> %vecins1
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}
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; Function Attrs: norecurse nounwind readnone
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define <4 x i32> @test_xxsplti32dx_2(<4 x i32> %a) {
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; CHECK-LABEL: test_xxsplti32dx_2:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 1, 33
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; CHECK-NEXT: blr
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entry:
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%vecins1 = shufflevector <4 x i32> <i32 33, i32 undef, i32 33, i32 undef>, <4 x i32> %a, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x i32> %vecins1
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}
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; Function Attrs: norecurse nounwind readnone
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define <4 x i32> @test_xxsplti32dx_3(<4 x i32> %a) {
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; CHECK-LABEL: test_xxsplti32dx_3:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 0, 12
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; CHECK-NEXT: blr
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entry:
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%vecins1 = shufflevector <4 x i32> %a, <4 x i32> <i32 undef, i32 12, i32 undef, i32 12>, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x i32> %vecins1
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}
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; Function Attrs: norecurse nounwind readnone
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define <4 x i32> @test_xxsplti32dx_4(<4 x i32> %a) {
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; CHECK-LABEL: test_xxsplti32dx_4:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 1, -683
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; CHECK-NEXT: blr
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entry:
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%vecins1 = shufflevector <4 x i32> <i32 -683, i32 undef, i32 -683, i32 undef>, <4 x i32> %a, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x i32> %vecins1
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}
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; Function Attrs: nounwind
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define <4 x float> @test_xxsplti32dx_5(<4 x float> %vfa) {
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; CHECK-LABEL: test_xxsplti32dx_5:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 0, 1065353216
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; CHECK-NEXT: blr
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entry:
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%vecins3.i = shufflevector <4 x float> %vfa, <4 x float> <float undef, float 1.000000e+00, float undef, float 1.000000e+00>, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x float> %vecins3.i
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}
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; Function Attrs: nounwind
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define <4 x float> @test_xxsplti32dx_6(<4 x float> %vfa) {
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; CHECK-LABEL: test_xxsplti32dx_6:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 1, 1073741824
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; CHECK-NEXT: blr
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entry:
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%vecins3.i = shufflevector <4 x float> <float 2.000000e+00, float undef, float 2.000000e+00, float undef>, <4 x float> %vfa, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x float> %vecins3.i
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}
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; Function Attrs: norecurse nounwind readnone
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; Test to illustrate when the splat is narrower than 32-bits.
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define dso_local <4 x i32> @test_xxsplti32dx_7(<4 x i32> %a) local_unnamed_addr #0 {
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; CHECK-LABEL: test_xxsplti32dx_7:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 1, -1414812757
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; CHECK-NEXT: blr
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entry:
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%vecins1 = shufflevector <4 x i32> <i32 -1414812757, i32 undef, i32 -1414812757, i32 undef>, <4 x i32> %a, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
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ret <4 x i32> %vecins1
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}
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define dso_local <2 x double> @test_xxsplti32dx_8() {
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; CHECK-LABEL: test_xxsplti32dx_8:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 0, 1082660167
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; CHECK-NEXT: xxsplti32dx vs34, 1, -1374389535
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; CHECK-NEXT: blr
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entry:
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ret <2 x double> <double 0x40881547AE147AE1, double 0x40881547AE147AE1>
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}
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define dso_local <8 x i16> @test_xxsplti32dx_9() {
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; CHECK-LABEL: test_xxsplti32dx_9:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxsplti32dx vs34, 0, 23855277
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; CHECK-NEXT: xxsplti32dx vs34, 1, 65827
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; CHECK-NEXT: blr
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entry:
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ret <8 x i16> <i16 291, i16 undef, i16 undef, i16 364, i16 undef, i16 1, i16 173, i16 undef>
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}
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define dso_local <16 x i8> @constSplatBug() {
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; CHECK-LABEL: constSplatBug:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xxlxor vs34, vs34, vs34
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; CHECK-NEXT: xxsplti32dx vs34, 0, 1191182336
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; CHECK-NEXT: blr
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entry:
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ret <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 71, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 71>
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}
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