45 lines
2.1 KiB
LLVM
45 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -slp-vectorizer -S 2>%t | FileCheck %s
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; RUN: FileCheck --check-prefix=WARN --allow-empty %s <%t
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; WARN-NOT: warning
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-unknown-linux-gnu"
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define <2 x float> @insertelement-fixed-vector() {
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; CHECK-LABEL: @insertelement-fixed-vector(
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; CHECK-NEXT: [[TMP1:%.*]] = call fast <2 x float> @llvm.fabs.v2f32(<2 x float> undef)
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; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x float> [[TMP1]], i32 0
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; CHECK-NEXT: [[I0:%.*]] = insertelement <2 x float> undef, float [[TMP2]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x float> [[TMP1]], i32 1
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; CHECK-NEXT: [[I1:%.*]] = insertelement <2 x float> [[I0]], float [[TMP3]], i32 1
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; CHECK-NEXT: ret <2 x float> [[I1]]
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;
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%f0 = tail call fast float @llvm.fabs.f32(float undef)
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%f1 = tail call fast float @llvm.fabs.f32(float undef)
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%i0 = insertelement <2 x float> undef, float %f0, i32 0
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%i1 = insertelement <2 x float> %i0, float %f1, i32 1
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ret <2 x float> %i1
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}
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; TODO: llvm.fabs could be optimized in vector form. It's legal to extract
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; elements from fixed-length vector and insert into scalable vector.
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define <vscale x 2 x float> @insertelement-scalable-vector() {
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; CHECK-LABEL: @insertelement-scalable-vector(
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; CHECK-NEXT: [[F0:%.*]] = tail call fast float @llvm.fabs.f32(float undef)
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; CHECK-NEXT: [[F1:%.*]] = tail call fast float @llvm.fabs.f32(float undef)
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; CHECK-NEXT: [[I0:%.*]] = insertelement <vscale x 2 x float> undef, float [[F0]], i32 0
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; CHECK-NEXT: [[I1:%.*]] = insertelement <vscale x 2 x float> [[I0]], float [[F1]], i32 1
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; CHECK-NEXT: ret <vscale x 2 x float> [[I1]]
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;
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%f0 = tail call fast float @llvm.fabs.f32(float undef)
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%f1 = tail call fast float @llvm.fabs.f32(float undef)
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%i0 = insertelement <vscale x 2 x float> undef, float %f0, i32 0
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%i1 = insertelement <vscale x 2 x float> %i0, float %f1, i32 1
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ret <vscale x 2 x float> %i1
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}
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; Function Attrs: nounwind readnone speculatable willreturn
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declare float @llvm.fabs.f32(float)
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