From: Evan Cheng <evan.cheng@apple.com>
Date: Thu, 15 Dec 2005 00:59:17 +0000 (+0000)
Subject: Use MOV8rm to load 1 bit value.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f6036a3f1bc60d4d5cf087da87e53ff35cce8e66;p=oota-llvm.git

Use MOV8rm to load 1 bit value.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24721 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index d891a4e3992..826ea412141 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -431,6 +431,9 @@ def MOV32mr : I<0x89, MRMDestMem, (ops i32mem:$dst, R32:$src),
                 "mov{l} {$src, $dst|$dst, $src}",
                 [(store R32:$src, addr:$dst)]>;
                 
+// Handling 1 bit load
+def : Pat<(i1 (load addr:$src)), (MOV8rm  addr:$src)>;
+
 //===----------------------------------------------------------------------===//
 //  Fixed-Register Multiplication and Division Instructions...
 //