From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17659 invoked by alias); 28 Apr 2014 10:01:08 -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 17648 invoked by uid 89); 28 Apr 2014 10:01:08 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.7 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: e06smtp12.uk.ibm.com Received: from e06smtp12.uk.ibm.com (HELO e06smtp12.uk.ibm.com) (195.75.94.108) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Mon, 28 Apr 2014 10:01:07 +0000 Received: from /spool/local by e06smtp12.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 28 Apr 2014 11:01:04 +0100 Received: from d06dlp02.portsmouth.uk.ibm.com (9.149.20.14) by e06smtp12.uk.ibm.com (192.168.101.142) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 28 Apr 2014 11:01:03 +0100 Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by d06dlp02.portsmouth.uk.ibm.com (Postfix) with ESMTP id 354BE2190056 for ; Mon, 28 Apr 2014 11:00:55 +0100 (BST) Received: from d06av08.portsmouth.uk.ibm.com (d06av08.portsmouth.uk.ibm.com [9.149.37.249]) by b06cxnps4076.portsmouth.uk.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s3SA12C456098844 for ; Mon, 28 Apr 2014 10:01:02 GMT Received: from d06av08.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av08.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s3SA12aj003372 for ; Mon, 28 Apr 2014 04:01:02 -0600 Received: from br87z6lw.de.ibm.com (dyn-9-152-212-188.boeblingen.de.ibm.com [9.152.212.188]) by d06av08.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id s3SA128M003327; Mon, 28 Apr 2014 04:01:02 -0600 From: Andreas Arnez To: gdb-patches@sourceware.org Cc: Jiong Wang Subject: [RFC 21/23] TILEGX Linux: Fill 'collect_regset' in regset structure References: <87eh0h6bkq.fsf@br87z6lw.de.ibm.com> Date: Mon, 28 Apr 2014 10:01:00 -0000 In-Reply-To: <87eh0h6bkq.fsf@br87z6lw.de.ibm.com> (Andreas Arnez's message of "Mon, 28 Apr 2014 11:35:33 +0200") Message-ID: <87siox22ox.fsf@br87z6lw.de.ibm.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14042810-8372-0000-0000-0000097CED19 X-IsSubscribed: yes X-SW-Source: 2014-04/txt/msg00581.txt.bz2 gdb/ * tilegx-linux-tdep.c (tilegx_linux_supply_regset): Delete function. Move logic to... (tilegx_linux_regmap): ... this new register map. (TILEGX_GREGS_SIZE): New enum value. (tilegx_linux_regset): Refer to register map, replace supply method by regcache_supply_regset, and add collect method. --- gdb/tilegx-linux-tdep.c | 37 +++++++++++++++---------------------- 1 file changed, 15 insertions(+), 22 deletions(-) diff --git a/gdb/tilegx-linux-tdep.c b/gdb/tilegx-linux-tdep.c index 98b03db..4169433 100644 --- a/gdb/tilegx-linux-tdep.c +++ b/gdb/tilegx-linux-tdep.c @@ -73,34 +73,27 @@ static const struct tramp_frame tilegx_linux_rt_sigframe = tilegx_linux_sigframe_init }; -/* Supply raw registers from REGCACHE to REGS. */ +/* Register map; must match struct pt_regs in "ptrace.h". */ -static void -tilegx_linux_supply_regset (const struct regset *regset, - struct regcache *regcache, - int regnum, const void *regs, size_t len) -{ - struct gdbarch *arch = get_regcache_arch (regcache); - const char *ptr = regs; - int i; - - /* This logic must match that of struct pt_regs in "ptrace.h". */ - for (i = 0; i < TILEGX_NUM_EASY_REGS + 2; i++, ptr += tilegx_reg_size) - { - int gri = (i < TILEGX_NUM_EASY_REGS) - ? i : (i == TILEGX_NUM_EASY_REGS) - ? TILEGX_PC_REGNUM : TILEGX_FAULTNUM_REGNUM; +static const struct regcache_map_entry tilegx_linux_regmap[] = + { + { TILEGX_NUM_EASY_REGS, 0 }, + { 1, TILEGX_PC_REGNUM }, + { 1, TILEGX_FAULTNUM_REGNUM }, + { 0 } + }; - if (regnum == gri || regnum == -1) - regcache_raw_supply (regcache, gri, ptr); - } -} +enum +{ + TILEGX_GREGS_SIZE = (TILEGX_NUM_EASY_REGS + 2) * tilegx_reg_size +}; /* TILE-Gx Linux kernel register set. */ + static const struct regset tilegx_linux_regset = { - NULL, - tilegx_linux_supply_regset + tilegx_linux_regmap, + regcache_supply_regset, regcache_collect_regset }; static const struct regset * -- 1.8.4.2