From: Richard Biener <rguenther@suse.de>
To: gcc-patches@gcc.gnu.org
Subject: [PATCH] Adjust some patterns wrt :c
Date: Mon, 26 Oct 2015 13:29:00 -0000 [thread overview]
Message-ID: <alpine.LSU.2.11.1510261426190.16509@zhemvz.fhfr.qr> (raw)
This removes the genmatch warnings.
Bootstrapped / tested on x86_64-unknown-linux-gnu, applied.
Richard.
2015-10-26 Richard Biener <rguenther@suse.de>
* match.pd ((A & ~B) - (A & B) -> (A ^ B) - B): Add missing :c.
( (X & ~Y) | (~X & Y) -> X ^ Y): Remove redundant :c.
Index: gcc/match.pd
===================================================================
--- gcc/match.pd (revision 229307)
+++ gcc/match.pd (working copy)
@@ -435,7 +435,7 @@ (define_operator_list RINT BUILT_IN_RINT
/* Fold (A & ~B) - (A & B) into (A ^ B) - B. */
(simplify
- (minus (bit_and:cs @0 (bit_not @1)) (bit_and:s @0 @1))
+ (minus (bit_and:cs @0 (bit_not @1)) (bit_and:cs @0 @1))
(minus (bit_xor @0 @1) @1))
(simplify
(minus (bit_and:s @0 INTEGER_CST@2) (bit_and:s @0 INTEGER_CST@1))
@@ -449,7 +449,7 @@ (define_operator_list RINT BUILT_IN_RINT
/* Simplify (X & ~Y) | (~X & Y) -> X ^ Y. */
(simplify
- (bit_ior:c (bit_and:c @0 (bit_not @1)) (bit_and:c (bit_not @0) @1))
+ (bit_ior (bit_and:c @0 (bit_not @1)) (bit_and:c (bit_not @0) @1))
(bit_xor @0 @1))
(simplify
(bit_ior:c (bit_and @0 INTEGER_CST@2) (bit_and (bit_not @0) INTEGER_CST@1))
next reply other threads:[~2015-10-26 13:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-26 13:29 Richard Biener [this message]
2015-10-26 16:51 ` Marc Glisse
2015-10-27 12:08 ` Richard Biener
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