18 lines
613 B
LLVM
18 lines
613 B
LLVM
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; RUN: llc < %s -mattr=+simd128 -verify-machineinstrs | FileCheck %s --check-prefixes CHECK
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; Check that shuffles maintain their type when being custom
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; lowered. Regression test for bug 39275.
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown"
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; CHECK: i8x16.shuffle
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define <4 x i32> @foo(<4 x i32> %x) {
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%1 = shufflevector <4 x i32> %x, <4 x i32> undef,
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<4 x i32> <i32 2, i32 3, i32 undef, i32 undef>
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%2 = shufflevector <4 x i32> %1, <4 x i32> undef,
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<4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
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%3 = add <4 x i32> %2, %2
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ret <4 x i32> %3
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}
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