From patchwork Sun Jun 24 21:56:22 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Bosscher X-Patchwork-Id: 166913 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) by ozlabs.org (Postfix) with SMTP id 13DDDB6F77 for ; Mon, 25 Jun 2012 07:57:09 +1000 (EST) Comment: DKIM? See http://www.dkim.org DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=gcc.gnu.org; s=default; x=1341179830; h=Comment: DomainKey-Signature:Received:Received:Received:Received:Received: MIME-Version:Received:From:Date:Message-ID:Subject:To:Cc: Content-Type:Mailing-List:Precedence:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:Sender:Delivered-To; bh=PYqGHpU 7L8aUO+DEyHSmAXDd0WM=; b=Rz2b63oVY6ddgEWDybo7VJ9RDsl2OiPn9HZB4s6 aWbN0UVdyjUfyGS3zDjbtapP5sMZFdKhPM0SYnaZwjLEGUszR5XfcWS/lJW/RhHE ogXpBFHVhsCl+06i42iyixZWI4YpnOoQFBE5iY2wzOvIxXjHhXiglpUvCOZjbwvx qmxo= Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=gcc.gnu.org; h=Received:Received:X-SWARE-Spam-Status:X-Spam-Check-By:Received:Received:Received:MIME-Version:Received:From:Date:Message-ID:Subject:To:Cc:Content-Type:X-IsSubscribed:Mailing-List:Precedence:List-Id:List-Unsubscribe:List-Archive:List-Post:List-Help:Sender:Delivered-To; b=kEgTYSGBU5OQgu0XGrWUtgZhQflvdSCA2rU35ILwrtutBU2j9NEwvgE2S628/1 S0KqRRIWH6PPnUYeXGMo+X5zYuuBOiRUa8NhGNT5uwGmbGe3rLeHnE4q4vGQcH7r w4z7tR2pLO3P4TCIEObmTdF/Z6p/qAGBYCscPoXlh/M+Y=; Received: (qmail 31086 invoked by alias); 24 Jun 2012 21:56:59 -0000 Received: (qmail 30925 invoked by uid 22791); 24 Jun 2012 21:56:58 -0000 X-SWARE-Spam-Status: No, hits=-4.1 required=5.0 tests=AWL, BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, KHOP_RCVD_TRUST, RCVD_IN_DNSWL_LOW, RCVD_IN_HOSTKARMA_YE X-Spam-Check-By: sourceware.org Received: from mail-lb0-f175.google.com (HELO mail-lb0-f175.google.com) (209.85.217.175) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sun, 24 Jun 2012 21:56:44 +0000 Received: by lbol5 with SMTP id l5so5978491lbo.20 for ; Sun, 24 Jun 2012 14:56:43 -0700 (PDT) Received: by 10.112.88.34 with SMTP id bd2mr4602700lbb.33.1340575002970; Sun, 24 Jun 2012 14:56:42 -0700 (PDT) MIME-Version: 1.0 Received: by 10.112.4.229 with HTTP; Sun, 24 Jun 2012 14:56:22 -0700 (PDT) From: Steven Bosscher Date: Sun, 24 Jun 2012 23:56:22 +0200 Message-ID: Subject: [patch][doc] Document JMP_BUF_SIZE To: GCC Patches Cc: Gerald Pfeifer , "Joseph S. Myers" X-IsSubscribed: yes Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Hello, Documentation for this target macro is missing. This patch adds it. OK for trunk? Ciao! Steven * doc/tm.texi.in: Document JMP_BUF_SIZE. * doc/tm.texi: Regenerate. Index: doc/tm.texi.in =================================================================== --- doc/tm.texi.in (revision 188917) +++ doc/tm.texi.in (working copy) @@ -8856,6 +8856,14 @@ should use the @code{setjmp}/@code{longjmp} functi instead of the @code{__builtin_setjmp}/@code{__builtin_longjmp} machinery. @end defmac +@defmac JMP_BUF_SIZE +This macro has no effect unless @code{DONT_USE_BUILTIN_SETJMP} is also +defined. Define this macro if the default size of @code{jmp_buf} buffer +for the @code{setjmp}/@code{longjmp}-based exception handling mechanism +is not large enough, or if it is much too large. +The default size is @code{FIRST_PSEUDO_REGISTER * sizeof(void *)}. +@end defmac + @defmac DWARF_CIE_DATA_ALIGNMENT This macro need only be defined if the target might save registers in the function prologue at an offset to the stack pointer that is not aligned to Index: doc/tm.texi =================================================================== --- doc/tm.texi (revision 188917) +++ doc/tm.texi (working copy) @@ -8961,6 +8961,14 @@ should use the @code{setjmp}/@code{longjmp} functi instead of the @code{__builtin_setjmp}/@code{__builtin_longjmp} machinery. @end defmac +@defmac JMP_BUF_SIZE +This macro has no effect unless @code{DONT_USE_BUILTIN_SETJMP} is also +defined. Define this macro if the default size of @code{jmp_buf} buffer +for the @code{setjmp}/@code{longjmp}-based exception handling mechanism +is not large enough, or if it is much too large. +The default size is @code{FIRST_PSEUDO_REGISTER * sizeof(void *)}. +@end defmac + @defmac DWARF_CIE_DATA_ALIGNMENT This macro need only be defined if the target might save registers in the function prologue at an offset to the stack pointer that is not aligned to