From ab24ed2a322ec0c8be04ec684c75bc73faa1d346 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 9 Dec 2005 22:48:48 +0000
Subject: Added patterns for ADD8rm, etc. These fold load operands. e.g. addb
 4(%esp), %al

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24648 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86InstrInfo.td | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'lib')

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index a0f4d92..bba3cb2 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -1165,11 +1165,14 @@ def ADD32rr  : I<0x01, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
 } // end isConvertibleToThreeAddress
 } // end isCommutable
 def ADD8rm   : I<0x02, MRMSrcMem, (ops R8 :$dst, R8 :$src1, i8mem :$src2),
-                 "add{b} {$src2, $dst|$dst, $src2}", []>;
+                 "add{b} {$src2, $dst|$dst, $src2}",
+                 [(set R8:$dst, (add R8:$src1, (load addr:$src2)))]>;
 def ADD16rm  : I<0x03, MRMSrcMem, (ops R16:$dst, R16:$src1, i16mem:$src2),
-                 "add{w} {$src2, $dst|$dst, $src2}", []>, OpSize;
+                 "add{w} {$src2, $dst|$dst, $src2}",
+                 [(set R16:$dst, (add R16:$src1, (load addr:$src2)))]>, OpSize;
 def ADD32rm  : I<0x03, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
-                 "add{l} {$src2, $dst|$dst, $src2}", []>;
+                 "add{l} {$src2, $dst|$dst, $src2}",
+                 [(set R32:$dst, (add R32:$src1, (load addr:$src2)))]>;
 
 def ADD8ri   : Ii8<0x80, MRM0r, (ops R8:$dst, R8:$src1, i8imm:$src2),
                    "add{b} {$src2, $dst|$dst, $src2}",
-- 
cgit v1.1