From: Jan Hubicka <jh@suse.cz>
Date: Thu, 20 Jun 2002 10:15:59 +0000 (+0200)
Subject: * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
X-Git-Tag: releases/gcc-3.3.0~4201
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b6bb1d561836b8939f3b289f596348f0ea4ab06d;p=thirdparty%2Fgcc.git

* i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.

From-SVN: r54826
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 710e2cd3d473..b2ebcd772ca0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Thu Jun 20 12:14:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
+
 2002-05-20  Richard Henderson  <rth@redhat.com>
 
 	* c-common.c (c_common_get_alias_set): Correctly handle characters.
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 1d1381ac9f66..c2ef89654398 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -8830,6 +8830,16 @@
   [(set_attr "type" "alu")
    (set_attr "mode" "QI,QI,SI")])
 
+(define_insn "*xorqi_1_slp"
+  [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm,q"))
+	(xor:QI (match_dup 0)
+		(match_operand:QI 1 "general_operand" "qi,qmi")))
+   (clobber (reg:CC 17))]
+  "! TARGET_PARTIAL_REG_STALL || optimize_size"
+  "xor{b}\t{%1, %0|%0, %1}"
+  [(set_attr "type" "alu1")
+   (set_attr "mode" "QI")])
+
 (define_insn "xorqi_ext_0"
   [(set (zero_extract:SI (match_operand 0 "ext_register_operand" "=Q")
 			 (const_int 8)
@@ -8917,6 +8927,19 @@
   [(set_attr "type" "alu")
    (set_attr "mode" "QI")])
 
+(define_insn "*xorqi_2_slp"
+  [(set (reg 17)
+	(compare (xor:QI (match_operand:QI 0 "nonimmediate_operand" "+q,qm")
+			 (match_operand:QI 1 "general_operand" "qim,qi"))
+		 (const_int 0)))
+   (set (strict_low_part (match_dup 0))
+	(xor:QI (match_dup 0) (match_dup 1)))]
+  "(! TARGET_PARTIAL_REG_STALL || optimize_size)
+   && ix86_match_ccmode (insn, CCNOmode)"
+  "xor{b}\t{%1, %0|%0, %1}"
+  [(set_attr "type" "alu1")
+   (set_attr "mode" "QI")])
+
 (define_insn "*xorqi_cc_2"
   [(set (reg 17)
 	(compare