From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 66776 invoked by alias); 19 Aug 2015 07:06:34 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 66686 invoked by uid 89); 19 Aug 2015 07:06:34 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.6 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=no version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Wed, 19 Aug 2015 07:06:33 +0000 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) by mx1.redhat.com (Postfix) with ESMTPS id A45EC4C095 for ; Wed, 19 Aug 2015 07:06:31 +0000 (UTC) Received: from pinnacle.lan ([10.3.113.17]) by int-mx14.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t7J76VOv031591 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA256 bits=256 verify=NO) for ; Wed, 19 Aug 2015 03:06:31 -0400 Date: Wed, 19 Aug 2015 07:06:00 -0000 From: Kevin Buettner To: gdb-patches@sourceware.org Subject: [PATCH 4/8] Implement unconditional_branch_address method for x86-64 and i386 Message-ID: <20150819000629.5a0ecc4e@pinnacle.lan> In-Reply-To: <20150818235334.1afb0c85@pinnacle.lan> References: <20150818235334.1afb0c85@pinnacle.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-IsSubscribed: yes X-SW-Source: 2015-08/txt/msg00495.txt.bz2 Implement unconditional_branch_address method for x86-64 and i386. gdb/ChangeLog: =20=20=20=20 * i386-tdep.c (i386_unconditional_branch_address): New function. (i386_gdbarch_init): Register i386_unconditional_branch_address. --- gdb/i386-tdep.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index 9d52d4a..60cd93e 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -8237,6 +8237,19 @@ i386_validate_tdesc_p (struct gdbarch_tdep *tdep, return valid_p; } =20 +/* Implement the unconditional_branch_address gdbarch method. */ + +static CORE_ADDR +i386_unconditional_branch_address (struct gdbarch *gdbarch, CORE_ADDR pc) +{ + CORE_ADDR new_pc =3D i386_follow_jump (gdbarch, pc); + + if (new_pc =3D=3D pc) + return 0; + else + return new_pc; +} + =0C static struct gdbarch * i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) @@ -8582,6 +8595,10 @@ i386_gdbarch_init (struct gdbarch_info info, struct = gdbarch_list *arches) set_gdbarch_fast_tracepoint_valid_at (gdbarch, i386_fast_tracepoint_valid_at); =20 + /* Unconditional Branch. */ + set_gdbarch_unconditional_branch_address (gdbarch, + i386_unconditional_branch_addr= ess); + return gdbarch; } =20