From patchwork Thu Oct 3 20:23:38 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 280416 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id E07452C00CB for ; Fri, 4 Oct 2013 06:24:39 +1000 (EST) Received: from localhost ([::1]:45026 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VRpRs-0006vU-Ks for incoming@patchwork.ozlabs.org; Thu, 03 Oct 2013 16:24:36 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53729) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VRpRK-0006nQ-Io for qemu-devel@nongnu.org; Thu, 03 Oct 2013 16:24:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VRpRE-0003v1-In for qemu-devel@nongnu.org; Thu, 03 Oct 2013 16:24:02 -0400 Received: from mail-ie0-x22a.google.com ([2607:f8b0:4001:c03::22a]:47950) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VRpRE-0003un-Dy for qemu-devel@nongnu.org; Thu, 03 Oct 2013 16:23:56 -0400 Received: by mail-ie0-f170.google.com with SMTP id x13so6945039ief.15 for ; Thu, 03 Oct 2013 13:23:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=BpZXfQ5r/oO7D4w3SxlJ1LjpIuOkkwqY7VXt+8+Ii0U=; b=uEHu9GDOX6DVoS1JRRkjf9UUkrXaOUyKH0YNorNPHQ2qkamBT1sJRoG70VqK7avWSM mVD4HY13uF8Lgv4/4WMCeRZ8dZk5SBPtTDFdv5zuA2MLAwfs3hoGXSWeDj1H3L/5h2Jg Bnqdc1mShYSCtJhBnev6rey4dpBYnI36Ck67/M/6wl2FFIwkFaTYiNL12pRWhifSsyRp 6YuzJl9vmOh4dBjR0i2uaZ83tw0iapvbuyKALP8u/CyXn12lsFBRQHZaVYj7VoNH2m46 +1dmTg+UvfTNmUZvbIlVlraTcOAPuvoWCCUQdk7/84t0PaMGjGwGz9gfXunxKhXNZNQA T3lA== X-Received: by 10.50.128.137 with SMTP id no9mr3718555igb.36.1380831835832; Thu, 03 Oct 2013 13:23:55 -0700 (PDT) Received: from pebble.twiddle.net.twiddle.net (m862836d0.tmodns.net. [208.54.40.134]) by mx.google.com with ESMTPSA id yt10sm729850igb.9.1969.12.31.16.00.00 (version=TLSv1.2 cipher=AES128-GCM-SHA256 bits=128/128); Thu, 03 Oct 2013 13:23:55 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Thu, 3 Oct 2013 15:23:38 -0500 Message-Id: <1380831820-23366-4-git-send-email-rth@twiddle.net> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1380831820-23366-1-git-send-email-rth@twiddle.net> References: <1380831820-23366-1-git-send-email-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2607:f8b0:4001:c03::22a Cc: aurelien@aurel32.net Subject: [Qemu-devel] [PATCH 3/5] tcg: Add tcg-be-null.h 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 This is a no-op backend data implementation, for those targets that are not currently using the load/store optimization path. This is prepatory to always requiring these functions in all backends. Signed-off-by: Richard Henderson --- tcg/ia64/tcg-target.c | 2 ++ tcg/mips/tcg-target.c | 2 ++ tcg/s390/tcg-target.c | 2 ++ tcg/sparc/tcg-target.c | 2 ++ tcg/tcg-be-null.h | 43 +++++++++++++++++++++++++++++++++++++++++++ tcg/tci/tcg-target.c | 2 ++ 6 files changed, 53 insertions(+) create mode 100644 tcg/tcg-be-null.h diff --git a/tcg/ia64/tcg-target.c b/tcg/ia64/tcg-target.c index cd4f1ae..0656d39 100644 --- a/tcg/ia64/tcg-target.c +++ b/tcg/ia64/tcg-target.c @@ -23,6 +23,8 @@ * THE SOFTWARE. */ +#include "tcg-be-null.h" + /* * Register definitions */ diff --git a/tcg/mips/tcg-target.c b/tcg/mips/tcg-target.c index 5f0a65b..40551cd 100644 --- a/tcg/mips/tcg-target.c +++ b/tcg/mips/tcg-target.c @@ -24,6 +24,8 @@ * THE SOFTWARE. */ +#include "tcg-be-null.h" + #if defined(TCG_TARGET_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) # define TCG_NEED_BSWAP 0 #else diff --git a/tcg/s390/tcg-target.c b/tcg/s390/tcg-target.c index 1b44aee..0a4f3be 100644 --- a/tcg/s390/tcg-target.c +++ b/tcg/s390/tcg-target.c @@ -24,6 +24,8 @@ * THE SOFTWARE. */ +#include "tcg-be-null.h" + /* We only support generating code for 64-bit mode. */ #if TCG_TARGET_REG_BITS != 64 #error "unsupported code generation mode" diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c index 9574954..cbd1c91 100644 --- a/tcg/sparc/tcg-target.c +++ b/tcg/sparc/tcg-target.c @@ -22,6 +22,8 @@ * THE SOFTWARE. */ +#include "tcg-be-null.h" + #ifndef NDEBUG static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = { "%g0", diff --git a/tcg/tcg-be-null.h b/tcg/tcg-be-null.h new file mode 100644 index 0000000..74c57d5 --- /dev/null +++ b/tcg/tcg-be-null.h @@ -0,0 +1,43 @@ +/* + * TCG Backend Data: No backend data + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +typedef struct TCGBackendData { + /* Empty */ + char dummy; +} TCGBackendData; + + +/* + * Initialize TB backend data at the beginning of the TB. + */ + +static inline void tcg_out_tb_init(TCGContext *s) +{ +} + +/* + * Generate TB finalization at the end of block + */ + +static inline void tcg_out_tb_finalize(TCGContext *s) +{ +} diff --git a/tcg/tci/tcg-target.c b/tcg/tci/tcg-target.c index 233ab3b..edeee26 100644 --- a/tcg/tci/tcg-target.c +++ b/tcg/tci/tcg-target.c @@ -22,6 +22,8 @@ * THE SOFTWARE. */ +#include "tcg-be-null.h" + /* TODO list: * - See TODO comments in code. */