e5a4ea20c5
If the value is checked for the reduction and it is a copyable element in a root node, it should not be deleted, since it may still be used after vectorization. Fixes #155512
40 lines
1.9 KiB
LLVM
40 lines
1.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt -S --passes=slp-vectorizer -mtriple=riscv64-unknown-linux-gnu -mattr=+v < %s | FileCheck %s
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@n = external global [0 x i64]
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define i32 @main() {
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; CHECK-LABEL: define i32 @main(
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; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: [[ENTRY:.*:]]
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; CHECK-NEXT: [[TMP0:%.*]] = call <2 x i64> @llvm.experimental.vp.strided.load.v2i64.p0.i64(ptr align 8 @n, i64 32, <2 x i1> splat (i1 true), i32 2)
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; CHECK-NEXT: [[TMP1:%.*]] = trunc <2 x i64> [[TMP0]] to <2 x i32>
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; CHECK-NEXT: [[TMP2:%.*]] = call <2 x i32> @llvm.smin.v2i32(<2 x i32> [[TMP1]], <2 x i32> zeroinitializer)
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; CHECK-NEXT: [[TMP3:%.*]] = sext <2 x i32> [[TMP2]] to <2 x i64>
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; CHECK-NEXT: [[TMP4:%.*]] = call <2 x i64> @llvm.umin.v2i64(<2 x i64> [[TMP3]], <2 x i64> splat (i64 17179869184))
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; CHECK-NEXT: [[TMP5:%.*]] = trunc <2 x i64> [[TMP4]] to <2 x i32>
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; CHECK-NEXT: [[TMP6:%.*]] = add <2 x i32> [[TMP5]], <i32 0, i32 1>
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; CHECK-NEXT: [[TMP7:%.*]] = call i32 @llvm.vector.reduce.or.v2i32(<2 x i32> [[TMP6]])
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; CHECK-NEXT: ret i32 [[TMP7]]
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;
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entry:
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%0 = load i64, ptr getelementptr (i8, ptr @n, i64 32), align 8
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%conv13.i.1 = trunc i64 %0 to i32
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%cond.i.1 = tail call i32 @llvm.smin.i32(i32 %conv13.i.1, i32 0)
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%conv40.i.1 = sext i32 %cond.i.1 to i64
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%cond47.i.1 = tail call i64 @llvm.umin.i64(i64 %conv40.i.1, i64 17179869184)
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%1 = trunc i64 %cond47.i.1 to i32
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%2 = add i32 %1, 1
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%3 = load i64, ptr @n, align 8
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%conv13.i.2 = trunc i64 %3 to i32
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%cond.i.2 = tail call i32 @llvm.smin.i32(i32 %conv13.i.2, i32 0)
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%conv40.i.2 = sext i32 %cond.i.2 to i64
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%cond47.i.2 = tail call i64 @llvm.umin.i64(i64 %conv40.i.2, i64 17179869184)
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%4 = trunc i64 %cond47.i.2 to i32
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%5 = or i32 %2, %4
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ret i32 %5
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}
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declare i32 @llvm.smin.i32(i32, i32)
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declare i64 @llvm.umin.i64(i64, i64)
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