From: Julian Seward <jseward@acm.org>
Date: Sun, 13 Feb 2005 02:24:26 +0000 (+0000)
Subject: Fold Iop_Sub64.
X-Git-Tag: svn/VALGRIND_3_0_1^2~437
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f431a71d253b2d8e403fe9f0479ce4b6615c043f;p=thirdparty%2Fvalgrind.git

Fold Iop_Sub64.


git-svn-id: svn://svn.valgrind.org/vex/trunk@897
---

diff --git a/VEX/priv/ir/iropt.c b/VEX/priv/ir/iropt.c
index 5e3f3384db..4c22559a80 100644
--- a/VEX/priv/ir/iropt.c
+++ b/VEX/priv/ir/iropt.c
@@ -989,6 +989,11 @@ static IRExpr* fold_Expr ( IRExpr* e )
                        (e->Iex.Binop.arg1->Iex.Const.con->Ico.U32
                         - e->Iex.Binop.arg2->Iex.Const.con->Ico.U32)));
                break;
+            case Iop_Sub64:
+               e2 = IRExpr_Const(IRConst_U64(
+                       (e->Iex.Binop.arg1->Iex.Const.con->Ico.U64
+                        - e->Iex.Binop.arg2->Iex.Const.con->Ico.U64)));
+               break;
 
             case Iop_Add32:
                e2 = IRExpr_Const(IRConst_U32(