From b2c7673442f385b0e1facaf3153b8a3d2eeb02a2 Mon Sep 17 00:00:00 2001
From: Chandler Carruth <chandlerc@gmail.com>
Date: Sun, 7 Dec 2014 17:15:58 +0000
Subject: [PATCH] [x86] Switch a constant selection test to use positive
 assertions and to store to real pointers so that its clear that the right
 code is in fact being generated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223612 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/vector-shuffle-128-v16.ll | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/test/CodeGen/X86/vector-shuffle-128-v16.ll b/test/CodeGen/X86/vector-shuffle-128-v16.ll
index a0bfe8f29b0..7c92a263667 100644
--- a/test/CodeGen/X86/vector-shuffle-128-v16.ll
+++ b/test/CodeGen/X86/vector-shuffle-128-v16.ll
@@ -1066,13 +1066,25 @@ entry:
   ret <16 x i8> %s.2.0
 }
 
-define void @constant_gets_selected() {
-; ALL-LABEL: constant_gets_selected:
-; ALL-NOT movd $0, {{%xmm[0-9]+}}
+define void @constant_gets_selected(<4 x i32>* %ptr1, <4 x i32>* %ptr2) {
+; SSE-LABEL: constant_gets_selected:
+; SSE:       # BB#0: # %entry
+; SSE-NEXT:    xorps %xmm0, %xmm0
+; SSE-NEXT:    movaps %xmm0, (%rdi)
+; SSE-NEXT:    movaps %xmm0, (%rsi)
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: constant_gets_selected:
+; AVX:       # BB#0: # %entry
+; AVX-NEXT:    vxorps %xmm0, %xmm0, %xmm0
+; AVX-NEXT:    vmovaps %xmm0, (%rdi)
+; AVX-NEXT:    vmovaps %xmm0, (%rsi)
+; AVX-NEXT:    retq
+entry:
   %weird_zero = bitcast <4 x i32> zeroinitializer to <16 x i8>
   %shuffle.i = shufflevector <16 x i8> <i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 0, i8 0, i8 0, i8 0>, <16 x i8> %weird_zero, <16 x i32> <i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27>
   %weirder_zero = bitcast <16 x i8> %shuffle.i to <4 x i32>
-  store <4 x i32> %weirder_zero, <4 x i32>* undef, align 16
-  store <4 x i32> zeroinitializer, <4 x i32>* undef, align 16
+  store <4 x i32> %weirder_zero, <4 x i32>* %ptr1, align 16
+  store <4 x i32> zeroinitializer, <4 x i32>* %ptr2, align 16
   ret void
 }
-- 
2.34.1