From: Dan Gohman <gohman@apple.com>
Date: Tue, 15 Sep 2009 15:09:54 +0000 (+0000)
Subject: Restore a comment that was lost in the merge.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a5f4dbf111d722b4912022a5eee0306307b79fb4;p=oota-llvm.git

Restore a comment that was lost in the merge.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81857 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/X86/cmov.ll b/test/CodeGen/X86/cmov.ll
index d96babb4473..f3c9a7addf8 100644
--- a/test/CodeGen/X86/cmov.ll
+++ b/test/CodeGen/X86/cmov.ll
@@ -33,6 +33,10 @@ entry:
 }
 
 
+; x86's 32-bit cmov doesn't clobber the high 32 bits of the destination
+; if the condition is false. An explicit zero-extend (movl) is needed
+; after the cmov.
+
 declare void @bar(i64) nounwind
 
 define void @test3(i64 %a, i64 %b, i1 %p) nounwind {