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‎llvm/test/Transforms/InstCombine/pr125228.ll

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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt < %s -passes=instcombine -S | FileCheck %s
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define <16 x i8> @wombat(<16 x i8> %arg) {
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; CHECK-LABEL: define <16 x i8> @wombat(
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; CHECK-SAME: <16 x i8> [[ARG:%.*]]) {
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <16 x i8> [[ARG]] to <8 x i16>
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; CHECK-NEXT: [[LSHR:%.*]] = lshr <8 x i16> [[BITCAST]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <8 x i16> [[LSHR]] to <16 x i8>
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; CHECK-NEXT: [[AND:%.*]] = and <16 x i8> [[BITCAST1]], splat (i8 3)
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; CHECK-NEXT: [[SHL:%.*]] = shl <8 x i16> [[BITCAST]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST2:%.*]] = bitcast <8 x i16> [[SHL]] to <16 x i8>
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; CHECK-NEXT: [[AND3:%.*]] = and <16 x i8> [[BITCAST2]], splat (i8 48)
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; CHECK-NEXT: [[OR:%.*]] = or disjoint <16 x i8> [[AND]], [[AND3]]
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; CHECK-NEXT: [[BITCAST4:%.*]] = bitcast <16 x i8> [[OR]] to <8 x i16>
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; CHECK-NEXT: [[SHL5:%.*]] = shl nuw <8 x i16> [[BITCAST4]], splat (i16 2)
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; CHECK-NEXT: [[BITCAST6:%.*]] = bitcast <8 x i16> [[SHL5]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST6]]
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;
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%bitcast = bitcast <16 x i8> %arg to <8 x i16>
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%lshr = lshr <8 x i16> %bitcast, splat (i16 4)
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%bitcast1 = bitcast <8 x i16> %lshr to <16 x i8>
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%and = and <16 x i8> %bitcast1, splat (i8 3)
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%shl = shl <8 x i16> %bitcast, splat (i16 4)
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%bitcast2 = bitcast <8 x i16> %shl to <16 x i8>
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%and3 = and <16 x i8> %bitcast2, splat (i8 48)
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%or = or disjoint <16 x i8> %and, %and3
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%bitcast4 = bitcast <16 x i8> %or to <8 x i16>
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%shl5 = shl nuw <8 x i16> %bitcast4, splat (i16 2)
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%bitcast6 = bitcast <8 x i16> %shl5 to <16 x i8>
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%and7 = and <16 x i8> %bitcast6, splat (i8 -4)
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ret <16 x i8> %and7
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}
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define <16 x i8> @snork(<8 x i16> %arg) {
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; CHECK-LABEL: define <16 x i8> @snork(
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; CHECK-SAME: <8 x i16> [[ARG:%.*]]) {
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <8 x i16> [[ARG]] to <16 x i8>
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; CHECK-NEXT: [[SHUFFLEVECTOR:%.*]] = shufflevector <16 x i8> [[BITCAST]], <16 x i8> poison, <16 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6, i32 9, i32 8, i32 11, i32 10, i32 13, i32 12, i32 15, i32 14>
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <16 x i8> [[SHUFFLEVECTOR]] to <8 x i16>
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; CHECK-NEXT: [[LSHR:%.*]] = lshr <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST2:%.*]] = bitcast <8 x i16> [[LSHR]] to <16 x i8>
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; CHECK-NEXT: [[AND:%.*]] = and <16 x i8> [[BITCAST2]], splat (i8 3)
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; CHECK-NEXT: [[SHL:%.*]] = shl <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST3:%.*]] = bitcast <8 x i16> [[SHL]] to <16 x i8>
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; CHECK-NEXT: [[AND4:%.*]] = and <16 x i8> [[BITCAST3]], splat (i8 48)
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; CHECK-NEXT: [[OR:%.*]] = or disjoint <16 x i8> [[AND]], [[AND4]]
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; CHECK-NEXT: [[BITCAST5:%.*]] = bitcast <16 x i8> [[OR]] to <8 x i16>
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; CHECK-NEXT: [[SHL6:%.*]] = shl nuw <8 x i16> [[BITCAST5]], splat (i16 2)
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; CHECK-NEXT: [[BITCAST7:%.*]] = bitcast <8 x i16> [[SHL6]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST7]]
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;
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%bitcast = bitcast <8 x i16> %arg to <16 x i8>
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%shufflevector = shufflevector <16 x i8> %bitcast, <16 x i8> poison, <16 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6, i32 9, i32 8, i32 11, i32 10, i32 13, i32 12, i32 15, i32 14>
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%bitcast1 = bitcast <16 x i8> %shufflevector to <8 x i16>
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%lshr = lshr <8 x i16> %bitcast1, splat (i16 4)
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%bitcast2 = bitcast <8 x i16> %lshr to <16 x i8>
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%and = and <16 x i8> %bitcast2, splat (i8 3)
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%shl = shl <8 x i16> %bitcast1, splat (i16 4)
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%bitcast3 = bitcast <8 x i16> %shl to <16 x i8>
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%and4 = and <16 x i8> %bitcast3, splat (i8 48)
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%or = or disjoint <16 x i8> %and, %and4
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%bitcast5 = bitcast <16 x i8> %or to <8 x i16>
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%shl6 = shl nuw <8 x i16> %bitcast5, splat (i16 2)
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%bitcast7 = bitcast <8 x i16> %shl6 to <16 x i8>
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%and8 = and <16 x i8> %bitcast7, splat (i8 -4)
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ret <16 x i8> %and8
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}
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define <16 x i8> @wobble(<8 x i16> %arg) {
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; CHECK-LABEL: define <16 x i8> @wobble(
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; CHECK-SAME: <8 x i16> [[ARG:%.*]]) {
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <8 x i16> [[ARG]] to <16 x i8>
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; CHECK-NEXT: [[AND:%.*]] = and <16 x i8> [[BITCAST]], splat (i8 15)
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; CHECK-NEXT: [[SHUFFLEVECTOR:%.*]] = shufflevector <16 x i8> [[AND]], <16 x i8> poison, <16 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6, i32 9, i32 8, i32 11, i32 10, i32 13, i32 12, i32 15, i32 14>
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <16 x i8> [[SHUFFLEVECTOR]] to <8 x i16>
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; CHECK-NEXT: [[SHL:%.*]] = shl nuw <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST2:%.*]] = bitcast <8 x i16> [[SHL]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST2]]
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;
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%bitcast = bitcast <8 x i16> %arg to <16 x i8>
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%and = and <16 x i8> %bitcast, splat (i8 15)
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%shufflevector = shufflevector <16 x i8> %and, <16 x i8> poison, <16 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6, i32 9, i32 8, i32 11, i32 10, i32 13, i32 12, i32 15, i32 14>
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%bitcast1 = bitcast <16 x i8> %shufflevector to <8 x i16>
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%shl = shl nuw <8 x i16> %bitcast1, splat (i16 4)
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%bitcast2 = bitcast <8 x i16> %shl to <16 x i8>
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%and3 = and <16 x i8> %bitcast2, splat (i8 -16)
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ret <16 x i8> %and3
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}
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define <16 x i8> @wobble.1(<8 x i16> %arg) {
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; CHECK-LABEL: define <16 x i8> @wobble.1(
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; CHECK-SAME: <8 x i16> [[ARG:%.*]]) {
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <8 x i16> [[ARG]] to <16 x i8>
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; CHECK-NEXT: [[AND:%.*]] = and <16 x i8> [[BITCAST]], splat (i8 15)
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; CHECK-NEXT: [[SHUFFLEVECTOR:%.*]] = shufflevector <16 x i8> [[AND]], <16 x i8> poison, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <16 x i8> [[SHUFFLEVECTOR]] to <8 x i16>
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; CHECK-NEXT: [[SHL:%.*]] = shl nuw <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST2:%.*]] = bitcast <8 x i16> [[SHL]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST2]]
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;
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%bitcast = bitcast <8 x i16> %arg to <16 x i8>
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%and = and <16 x i8> %bitcast, splat (i8 15)
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%shufflevector = shufflevector <16 x i8> %and, <16 x i8> poison, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
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%bitcast1 = bitcast <16 x i8> %shufflevector to <8 x i16>
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%shl = shl nuw <8 x i16> %bitcast1, splat (i16 4)
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%bitcast2 = bitcast <8 x i16> %shl to <16 x i8>
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%and3 = and <16 x i8> %bitcast2, splat (i8 -16)
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ret <16 x i8> %and3
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}
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define <16 x i8> @pluto(<16 x i8> %arg) {
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; CHECK-LABEL: define <16 x i8> @pluto(
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; CHECK-SAME: <16 x i8> [[ARG:%.*]]) {
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; CHECK-NEXT: [[SHUFFLEVECTOR:%.*]] = shufflevector <16 x i8> [[ARG]], <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison>, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <16 x i8> [[SHUFFLEVECTOR]] to <8 x i16>
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; CHECK-NEXT: [[MUL:%.*]] = mul nuw <8 x i16> [[BITCAST]], <i16 171, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
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; CHECK-NEXT: [[LSHR:%.*]] = lshr <8 x i16> [[MUL]], splat (i16 15)
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <8 x i16> [[LSHR]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST1]]
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;
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%shufflevector = shufflevector <16 x i8> %arg, <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison, i8 poison>, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
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%bitcast = bitcast <16 x i8> %shufflevector to <8 x i16>
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%mul = mul nuw <8 x i16> %bitcast, <i16 171, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
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%lshr = lshr <8 x i16> %mul, splat (i16 15)
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%bitcast1 = bitcast <8 x i16> %lshr to <16 x i8>
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%and = and <16 x i8> %bitcast1, splat (i8 1)
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ret <16 x i8> %and
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}
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define <16 x i8> @wibble(<8 x i16> %arg) {
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; CHECK-LABEL: define <16 x i8> @wibble(
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; CHECK-SAME: <8 x i16> [[ARG:%.*]]) {
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <8 x i16> [[ARG]] to <16 x i8>
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; CHECK-NEXT: [[SHUFFLEVECTOR:%.*]] = shufflevector <16 x i8> [[BITCAST]], <16 x i8> poison, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <16 x i8> [[SHUFFLEVECTOR]] to <8 x i16>
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; CHECK-NEXT: [[LSHR:%.*]] = lshr <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST2:%.*]] = bitcast <8 x i16> [[LSHR]] to <16 x i8>
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; CHECK-NEXT: [[AND:%.*]] = and <16 x i8> [[BITCAST2]], splat (i8 3)
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; CHECK-NEXT: [[SHL:%.*]] = shl <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST3:%.*]] = bitcast <8 x i16> [[SHL]] to <16 x i8>
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; CHECK-NEXT: [[AND4:%.*]] = and <16 x i8> [[BITCAST3]], splat (i8 48)
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; CHECK-NEXT: [[OR:%.*]] = or disjoint <16 x i8> [[AND]], [[AND4]]
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; CHECK-NEXT: [[BITCAST5:%.*]] = bitcast <16 x i8> [[OR]] to <8 x i16>
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; CHECK-NEXT: [[SHL6:%.*]] = shl nuw <8 x i16> [[BITCAST5]], splat (i16 2)
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; CHECK-NEXT: [[BITCAST7:%.*]] = bitcast <8 x i16> [[SHL6]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST7]]
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;
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%bitcast = bitcast <8 x i16> %arg to <16 x i8>
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%shufflevector = shufflevector <16 x i8> %bitcast, <16 x i8> poison, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
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%bitcast1 = bitcast <16 x i8> %shufflevector to <8 x i16>
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%lshr = lshr <8 x i16> %bitcast1, splat (i16 4)
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%bitcast2 = bitcast <8 x i16> %lshr to <16 x i8>
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%and = and <16 x i8> %bitcast2, splat (i8 3)
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%shl = shl <8 x i16> %bitcast1, splat (i16 4)
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%bitcast3 = bitcast <8 x i16> %shl to <16 x i8>
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%and4 = and <16 x i8> %bitcast3, splat (i8 48)
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%or = or disjoint <16 x i8> %and, %and4
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%bitcast5 = bitcast <16 x i8> %or to <8 x i16>
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%shl6 = shl nuw <8 x i16> %bitcast5, splat (i16 2)
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%bitcast7 = bitcast <8 x i16> %shl6 to <16 x i8>
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%and8 = and <16 x i8> %bitcast7, splat (i8 -4)
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ret <16 x i8> %and8
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}
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define <16 x i8> @hoge(<4 x i32> %arg) {
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; CHECK-LABEL: define <16 x i8> @hoge(
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; CHECK-SAME: <4 x i32> [[ARG:%.*]]) {
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <4 x i32> [[ARG]] to <16 x i8>
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; CHECK-NEXT: [[SHUFFLEVECTOR:%.*]] = shufflevector <16 x i8> [[BITCAST]], <16 x i8> poison, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
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; CHECK-NEXT: [[BITCAST1:%.*]] = bitcast <16 x i8> [[SHUFFLEVECTOR]] to <8 x i16>
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; CHECK-NEXT: [[SHL:%.*]] = shl <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST2:%.*]] = bitcast <8 x i16> [[SHL]] to <16 x i8>
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; CHECK-NEXT: [[AND:%.*]] = and <16 x i8> [[BITCAST2]], splat (i8 48)
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; CHECK-NEXT: [[LSHR:%.*]] = lshr <8 x i16> [[BITCAST1]], splat (i16 4)
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; CHECK-NEXT: [[BITCAST3:%.*]] = bitcast <8 x i16> [[LSHR]] to <16 x i8>
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; CHECK-NEXT: [[AND4:%.*]] = and <16 x i8> [[BITCAST3]], splat (i8 3)
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; CHECK-NEXT: [[OR:%.*]] = or disjoint <16 x i8> [[AND4]], [[AND]]
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; CHECK-NEXT: [[BITCAST5:%.*]] = bitcast <16 x i8> [[OR]] to <8 x i16>
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; CHECK-NEXT: [[SHL6:%.*]] = shl nuw <8 x i16> [[BITCAST5]], splat (i16 2)
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; CHECK-NEXT: [[BITCAST7:%.*]] = bitcast <8 x i16> [[SHL6]] to <16 x i8>
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; CHECK-NEXT: ret <16 x i8> [[BITCAST7]]
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;
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%bitcast = bitcast <4 x i32> %arg to <16 x i8>
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%shufflevector = shufflevector <16 x i8> %bitcast, <16 x i8> poison, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
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%bitcast1 = bitcast <16 x i8> %shufflevector to <8 x i16>
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%shl = shl <8 x i16> %bitcast1, splat (i16 4)
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%bitcast2 = bitcast <8 x i16> %shl to <16 x i8>
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%and = and <16 x i8> %bitcast2, splat (i8 48)
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%lshr = lshr <8 x i16> %bitcast1, splat (i16 4)
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%bitcast3 = bitcast <8 x i16> %lshr to <16 x i8>
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%and4 = and <16 x i8> %bitcast3, splat (i8 3)
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%or = or disjoint <16 x i8> %and4, %and
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%bitcast5 = bitcast <16 x i8> %or to <8 x i16>
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%shl6 = shl nuw <8 x i16> %bitcast5, splat (i16 2)
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%bitcast7 = bitcast <8 x i16> %shl6 to <16 x i8>
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%and8 = and <16 x i8> %bitcast7, splat (i8 -4)
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ret <16 x i8> %and8
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}
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define { i32, i1 } @wombat.2(i32 %arg, i32 %arg1, i32 %arg2, i32 %arg3) {
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; CHECK-LABEL: define { i32, i1 } @wombat.2(
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; CHECK-SAME: i32 [[ARG:%.*]], i32 [[ARG1:%.*]], i32 [[ARG2:%.*]], i32 [[ARG3:%.*]]) {
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; CHECK-NEXT: [[INSERTELEMENT:%.*]] = insertelement <4 x i32> poison, i32 [[ARG2]], i64 0
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; CHECK-NEXT: [[INSERTELEMENT4:%.*]] = insertelement <4 x i32> [[INSERTELEMENT]], i32 [[ARG3]], i64 1
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; CHECK-NEXT: [[BITCAST:%.*]] = bitcast <4 x i32> [[INSERTELEMENT4]] to <2 x i64>
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; CHECK-NEXT: [[CALL:%.*]] = tail call range(i64 0, 65) <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[BITCAST]])
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; CHECK-NEXT: [[BITCAST5:%.*]] = bitcast <2 x i64> [[CALL]] to <4 x i32>
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; CHECK-NEXT: [[EXTRACTELEMENT:%.*]] = extractelement <4 x i32> [[BITCAST5]], i64 0
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; CHECK-NEXT: [[INSERTELEMENT6:%.*]] = insertelement <4 x i32> poison, i32 [[ARG]], i64 0
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; CHECK-NEXT: [[INSERTELEMENT7:%.*]] = insertelement <4 x i32> [[INSERTELEMENT6]], i32 [[ARG1]], i64 1
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; CHECK-NEXT: [[BITCAST8:%.*]] = bitcast <4 x i32> [[INSERTELEMENT7]] to <2 x i64>
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; CHECK-NEXT: [[CALL9:%.*]] = tail call range(i64 0, 65) <2 x i64> @llvm.ctpop.v2i64(<2 x i64> [[BITCAST8]])
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; CHECK-NEXT: [[BITCAST10:%.*]] = bitcast <2 x i64> [[CALL9]] to <4 x i32>
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; CHECK-NEXT: [[EXTRACTELEMENT11:%.*]] = extractelement <4 x i32> [[BITCAST10]], i64 0
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; CHECK-NEXT: [[CALL12:%.*]] = add nuw nsw i32 [[EXTRACTELEMENT]], [[EXTRACTELEMENT11]]
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; CHECK-NEXT: [[TMP1:%.*]] = insertvalue { i32, i1 } { i32 poison, i1 false }, i32 [[CALL12]], 0
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; CHECK-NEXT: ret { i32, i1 } [[TMP1]]
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;
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%insertelement = insertelement <4 x i32> poison, i32 %arg2, i64 0
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%insertelement4 = insertelement <4 x i32> %insertelement, i32 %arg3, i64 1
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%bitcast = bitcast <4 x i32> %insertelement4 to <2 x i64>
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%call = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %bitcast)
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%bitcast5 = bitcast <2 x i64> %call to <4 x i32>
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%extractelement = extractelement <4 x i32> %bitcast5, i64 0
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%insertelement6 = insertelement <4 x i32> poison, i32 %arg, i64 0
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%insertelement7 = insertelement <4 x i32> %insertelement6, i32 %arg1, i64 1
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%bitcast8 = bitcast <4 x i32> %insertelement7 to <2 x i64>
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%call9 = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %bitcast8)
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%bitcast10 = bitcast <2 x i64> %call9 to <4 x i32>
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%extractelement11 = extractelement <4 x i32> %bitcast10, i64 0
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%call12 = tail call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %extractelement, i32 %extractelement11)
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ret { i32, i1 } %call12
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}
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; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
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declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64>) #0
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; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
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declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32) #0
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attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

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