59 lines
1.7 KiB
LLVM
59 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -passes=slp-vectorizer -mtriple=x86_64-unknown-linux < %s | FileCheck %s
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define void @test() {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: br i1 false, label [[PH:%.*]], label [[EXIT:%.*]]
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; CHECK: ph:
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; CHECK-NEXT: [[TMP0:%.*]] = call i8 @llvm.vector.reduce.and.v8i8(<8 x i8> zeroinitializer)
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; CHECK-NEXT: [[TMP1:%.*]] = call i8 @llvm.vector.reduce.and.v4i8(<4 x i8> zeroinitializer)
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; CHECK-NEXT: [[OP_RDX:%.*]] = and i8 [[TMP0]], [[TMP1]]
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; CHECK-NEXT: [[TMP2:%.*]] = call i8 @llvm.vector.reduce.and.v8i8(<8 x i8> zeroinitializer)
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; CHECK-NEXT: [[OP_RDX1:%.*]] = and i8 [[OP_RDX]], [[TMP2]]
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; CHECK-NEXT: [[OP_RDX2:%.*]] = and i8 [[OP_RDX1]], 0
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[PHI:%.*]] = phi i8 [ [[OP_RDX2]], [[PH]] ], [ 0, [[BB:%.*]] ]
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; CHECK-NEXT: ret void
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;
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bb:
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br i1 false, label %ph, label %exit
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ph:
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%add1 = add i8 0, 0
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%add2 = add i8 %add1, 0
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%add3 = add i8 %add1, 0
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%add4 = add i8 %add1, 0
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%add5 = add i8 %add1, 0
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%add6 = add i8 %add1, 0
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%add7 = add i8 %add1, 0
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%add8 = add i8 %add1, 0
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%add9 = add i8 0, 0
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%add10 = add i8 0, %add9
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%0 = and i8 %add10, %add3
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%1 = and i8 %0, %add2
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%2 = and i8 %1, %add4
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%3 = and i8 %2, 0
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%4 = and i8 %3, %add5
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%5 = and i8 %4, %add6
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%6 = and i8 %5, 0
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%7 = and i8 %6, 0
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%8 = and i8 %7, 0
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%9 = and i8 %8, 0
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%10 = and i8 %9, 0
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%11 = and i8 %10, 0
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%12 = and i8 %11, 0
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%13 = and i8 %12, %add7
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%14 = and i8 %13, %add8
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%15 = and i8 %14, 0
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%16 = and i8 %15, 0
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%17 = and i8 %16, 0
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%18 = and i8 %17, 0
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%and = and i8 %18, %add1
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br label %exit
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exit:
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%phi = phi i8 [ %and, %ph ], [ 0, %bb ]
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ret void
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}
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