16 lines
733 B
LLVM
16 lines
733 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -vector-combine -S -mtriple=x86_64-- -mattr=-sse | FileCheck %s
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; Don't spend time on vector transforms if the target does not support vectors.
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define <4 x float> @bitcast_shuf_same_size(<4 x i32> %v) {
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; CHECK-LABEL: @bitcast_shuf_same_size(
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; CHECK-NEXT: [[SHUF:%.*]] = shufflevector <4 x i32> [[V:%.*]], <4 x i32> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
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; CHECK-NEXT: [[R:%.*]] = bitcast <4 x i32> [[SHUF]] to <4 x float>
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; CHECK-NEXT: ret <4 x float> [[R]]
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;
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%shuf = shufflevector <4 x i32> %v, <4 x i32> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
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%r = bitcast <4 x i32> %shuf to <4 x float>
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ret <4 x float> %r
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}
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