From patchwork Wed Sep 19 20:00:15 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aurelien Jarno X-Patchwork-Id: 185217 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 894752C0086 for ; Thu, 20 Sep 2012 06:07:56 +1000 (EST) Received: from localhost ([::1]:54250 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TEQST-0005PV-DD for incoming@patchwork.ozlabs.org; Wed, 19 Sep 2012 16:01:17 -0400 Received: from eggs.gnu.org ([208.118.235.92]:42129) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TEQRn-0003f6-5A for qemu-devel@nongnu.org; Wed, 19 Sep 2012 16:00:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TEQRg-0002BG-JD for qemu-devel@nongnu.org; Wed, 19 Sep 2012 16:00:35 -0400 Received: from hall.aurel32.net ([88.191.126.93]:52037) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TEQRg-000262-Ac for qemu-devel@nongnu.org; Wed, 19 Sep 2012 16:00:28 -0400 Received: from [2001:470:d4ed:1:2db:dfff:fe14:52d] (helo=ohm.aurel32.net) by hall.aurel32.net with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1TEQRe-00052N-Uj; Wed, 19 Sep 2012 22:00:27 +0200 Received: from aurel32 by ohm.aurel32.net with local (Exim 4.80) (envelope-from ) id 1TEQRc-0004od-V1; Wed, 19 Sep 2012 22:00:24 +0200 From: Aurelien Jarno To: qemu-devel@nongnu.org Date: Wed, 19 Sep 2012 22:00:15 +0200 Message-Id: <1348084823-18277-2-git-send-email-aurelien@aurel32.net> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1348084823-18277-1-git-send-email-aurelien@aurel32.net> References: <1348084823-18277-1-git-send-email-aurelien@aurel32.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 88.191.126.93 Cc: Aurelien Jarno Subject: [Qemu-devel] [PATCH 1/9] tcg/optimizer: remove TCG_TEMP_ANY X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org TCG_TEMP_ANY has no different meaning than TCG_TEMP_UNDEF, so use the later instead. Signed-off-by: Aurelien Jarno Reviewed-by: Richard Henderson --- tcg/optimize.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 9da333c..ca81198 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -39,8 +39,7 @@ typedef enum { TCG_TEMP_UNDEF = 0, TCG_TEMP_CONST, TCG_TEMP_COPY, - TCG_TEMP_HAS_COPY, - TCG_TEMP_ANY + TCG_TEMP_HAS_COPY } tcg_temp_state; struct tcg_temp_info { @@ -52,7 +51,7 @@ struct tcg_temp_info { static struct tcg_temp_info temps[TCG_MAX_TEMPS]; -/* Reset TEMP's state to TCG_TEMP_ANY. If TEMP was a representative of some +/* Reset TEMP's state to TCG_TEMP_UNDEF. If TEMP was a representative of some class of equivalent temp's, a new representative should be chosen in this class. */ static void reset_temp(TCGArg temp, int nb_temps, int nb_globals) @@ -69,7 +68,7 @@ static void reset_temp(TCGArg temp, int nb_temps, int nb_globals) } for (i = temps[temp].next_copy; i != temp; i = temps[i].next_copy) { if (new_base == (TCGArg)-1) { - temps[i].state = TCG_TEMP_ANY; + temps[i].state = TCG_TEMP_UNDEF; } else { temps[i].val = new_base; } @@ -81,9 +80,9 @@ static void reset_temp(TCGArg temp, int nb_temps, int nb_globals) temps[temps[temp].prev_copy].next_copy = temps[temp].next_copy; new_base = temps[temp].val; } - temps[temp].state = TCG_TEMP_ANY; + temps[temp].state = TCG_TEMP_UNDEF; if (new_base != (TCGArg)-1 && temps[new_base].next_copy == new_base) { - temps[new_base].state = TCG_TEMP_ANY; + temps[new_base].state = TCG_TEMP_UNDEF; } }