From patchwork Tue Apr 23 20:46:44 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 239002 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 49E202C011A for ; Wed, 24 Apr 2013 06:53:20 +1000 (EST) Received: from localhost ([::1]:50725 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UUkDG-0000yI-JJ for incoming@patchwork.ozlabs.org; Tue, 23 Apr 2013 16:53:18 -0400 Received: from eggs.gnu.org ([208.118.235.92]:48779) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UUk7Z-0001tj-PV for qemu-devel@nongnu.org; Tue, 23 Apr 2013 16:47:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UUk7W-0003kV-GM for qemu-devel@nongnu.org; Tue, 23 Apr 2013 16:47:25 -0400 Received: from mail-wi0-x234.google.com ([2a00:1450:400c:c05::234]:56211) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UUk7W-0003k8-9u for qemu-devel@nongnu.org; Tue, 23 Apr 2013 16:47:22 -0400 Received: by mail-wi0-f180.google.com with SMTP id h11so1336715wiv.13 for ; Tue, 23 Apr 2013 13:47:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references; bh=txbmc3+FIwq+p52aqfxsON0mWYBHHuFwMz82MTN5+T4=; b=usYxIGztpQWgl+NVA9IqGnngfHbc2OVpBlN8MHgkcGegoGreh+3aafpQI5IddNPnOa oL6foY/csjjIgDvtsJzsvxrvpGhmQ0LXP96WVWXEAO4e4MCbaUZnHsgccZI8EB844LEn 4mUEYGfA5r4x7o8h0gsE+CMKe/n+PvZypNcLBWh/p7VpH5kB3C51vGM+bGiZS6yRxMHz eccFr5ElhcCgaK1t/NbMBth/1xE/F6RbLD75PX5AGgXEi7g5OogWjcaM3r+rzD5SxUMG yB0/V0MUHXB9QeBlBOWQGNtUfSejXX/lKJMDEX50Uc0NGqET0AW7rWsc29JpmoRlnQG3 RA/Q== X-Received: by 10.180.90.70 with SMTP id bu6mr53355122wib.34.1366750041544; Tue, 23 Apr 2013 13:47:21 -0700 (PDT) Received: from fremont.twiddle.net ([212.183.132.78]) by mx.google.com with ESMTPS id q20sm18463501wiv.7.2013.04.23.13.47.19 (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Tue, 23 Apr 2013 13:47:20 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Tue, 23 Apr 2013 13:46:44 -0700 Message-Id: <1366750012-25015-13-git-send-email-rth@twiddle.net> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1366750012-25015-1-git-send-email-rth@twiddle.net> References: <1366750012-25015-1-git-send-email-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a00:1450:400c:c05::234 Cc: aurelien@aurel32.net Subject: [Qemu-devel] [PATCH v6 12/20] tcg-arm: Use R12 for the tcg temporary 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 R12 is call clobbered, while R8 is call saved. This change gives tcg one more call saved register for real data. Reviewed-by: Aurelien Jarno Signed-off-by: Richard Henderson --- tcg/arm/tcg-target.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c index cc442b6..ff75379 100644 --- a/tcg/arm/tcg-target.c +++ b/tcg/arm/tcg-target.c @@ -113,7 +113,7 @@ static const int tcg_target_call_oarg_regs[2] = { TCG_REG_R0, TCG_REG_R1 }; -#define TCG_REG_TMP TCG_REG_R8 +#define TCG_REG_TMP TCG_REG_R12 static inline void reloc_abs32(void *code_ptr, tcg_target_long target) {