From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27024 invoked by alias); 9 Apr 2010 07:49:09 -0000 Received: (qmail 26541 invoked by uid 48); 9 Apr 2010 07:48:57 -0000 Date: Fri, 09 Apr 2010 07:49:00 -0000 Message-ID: <20100409074857.26540.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/43698] Invalid code when building gentoo pax-utils-0.1.19 with -Os optimizations In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "ramana at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2010-04/txt/msg00897.txt.bz2 ------- Comment #5 from ramana at gcc dot gnu dot org 2010-04-09 07:48 ------- Actually strike out the last patch - that's just wrong for Thumb1. This is what I am testing currently. Index: arm.md =================================================================== --- arm.md (revision 158138) +++ arm.md (working copy) @@ -11200,12 +11200,18 @@ (define_insn "arm_rev" [(set (match_operand:SI 0 "s_register_operand" "=r") (bswap:SI (match_operand:SI 1 "s_register_operand" "r")))] - "TARGET_EITHER && arm_arch6" + "TARGET_32BIT && arm_arch6" + "rev%?\t%0, %1" + [(set_attr "predicable" "yes") + (set_attr "length" "4")] +) + +(define_insn "thumb1_rev" + [(set (match_operand:SI 0 "s_register_operand" "=l") + (bswap:SI (match_operand:SI 1 "s_register_operand" "l")))] + "TARGET_THUMB1 && arm_arch6" "rev\t%0, %1" - [(set (attr "length") - (if_then_else (eq_attr "is_thumb" "yes") - (const_int 2) - (const_int 4)))] + [(set_attr "length" "2")] ) (define_expand "arm_legacy_rev" -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43698