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Added test case for r146671.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146675 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames 2011-12-15 19:56:07 +00:00
parent d4c826f648
commit 74c86e513b
1 changed files with 12 additions and 0 deletions
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test/CodeGen/X86/2011-12-15-vec_shift.ll Normal file
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; RUN: llc < %s | FileCheck %s
; Test case for r146671
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.7"
define <16 x i8> @shift(<16 x i8> %a, <16 x i8> %b) nounwind {
; CHECK: psllw $4, [[REG:%xmm.]]
; CHECK-NEXT: movdqa
; CHECK-NEXT: pblendvb [[REG]],{{ %xmm.}}
%1 = shl <16 x i8> %a, %b
ret <16 x i8> %1
}