From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 684 invoked by alias); 1 Jul 2013 07:43:17 -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 659 invoked by uid 89); 1 Jul 2013 07:43:17 -0000 X-Spam-SWARE-Status: No, score=-6.8 required=5.0 tests=AWL,BAYES_00,KHOP_THREADED,RCVD_IN_HOSTKARMA_W,RCVD_IN_HOSTKARMA_WL,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.1 Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.84/v0.84-167-ge50287c) with ESMTP; Mon, 01 Jul 2013 07:43:16 +0000 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r617hF1T031435 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 1 Jul 2013 03:43:15 -0400 Received: from psique.redhat.com (ovpn-113-175.phx2.redhat.com [10.3.113.175]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r617gssa017377; Mon, 1 Jul 2013 03:43:14 -0400 From: Sergio Durigan Junior To: GDB Patches Cc: Sergio Durigan Junior Subject: [PATCH 15/17] SPARC support Date: Mon, 01 Jul 2013 07:43:00 -0000 Message-Id: <1372664545-3947-16-git-send-email-sergiodj@redhat.com> In-Reply-To: <1372664545-3947-1-git-send-email-sergiodj@redhat.com> References: <1372664545-3947-1-git-send-email-sergiodj@redhat.com> X-SW-Source: 2013-07/txt/msg00012.txt.bz2 Support for SPARC. It does not share some signal numbers, therefore there is the target-specific implementation for them. 2013-07-01 Sergio Durigan Junior * sparc-linux-tdep.c: Define enum with differences between SPARC and x86 signal numbers. (sparc32_linux_gdb_signal_to_target): New function. (sparc32_linux_init_abi): Set gdbarch_gdb_signal_to_target to sparc32_linux_gdb_signal_to_target. --- gdb/sparc-linux-tdep.c | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+) diff --git a/gdb/sparc-linux-tdep.c b/gdb/sparc-linux-tdep.c index 02c4137..6d33b28 100644 --- a/gdb/sparc-linux-tdep.c +++ b/gdb/sparc-linux-tdep.c @@ -90,6 +90,31 @@ static const struct tramp_frame sparc32_linux_rt_sigframe = sparc32_linux_sigframe_init }; +/* This enum represents the signals' numbers on the SPARC + architecture. It just contains the signal definitions which are + different from x86. + + It is derived from the file , + from the Linux kernel tree. */ + +enum + { + SPARC_LINUX_SIGEMT = 7, + SPARC_LINUX_SIGBUS = 10, + SPARC_LINUX_SIGSYS = 12, + SPARC_LINUX_SIGURG = 16, + SPARC_LINUX_SIGSTOP = 17, + SPARC_LINUX_SIGTSTP = 18, + SPARC_LINUX_SIGCONT = 19, + SPARC_LINUX_SIGCHLD = 20, + SPARC_LINUX_SIGIO = 23, + SPARC_LINUX_SIGPOLL = SPARC_LINUX_SIGIO, + SPARC_LINUX_SIGLOST = 29, + SPARC_LINUX_SIGPWR = SPARC_LINUX_SIGLOST, + SPARC_LINUX_SIGUSR1 = 30, + SPARC_LINUX_SIGUSR2 = 31, + }; + static void sparc32_linux_sigframe_init (const struct tramp_frame *self, struct frame_info *this_frame, @@ -268,6 +293,61 @@ sparc32_linux_get_syscall_number (struct gdbarch *gdbarch, return ret; } +/* Implementation of `gdbarch_gdb_signal_to_target', as defined in + gdbarch.h. */ + +static int +sparc32_linux_gdb_signal_to_target (struct gdbarch *gdbarch, + enum gdb_signal signal) +{ + switch (signal) + { + case GDB_SIGNAL_EMT: + return SPARC_LINUX_SIGEMT; + + case GDB_SIGNAL_BUS: + return SPARC_LINUX_SIGBUS; + + case GDB_SIGNAL_SYS: + return SPARC_LINUX_SIGSYS; + + case GDB_SIGNAL_URG: + return SPARC_LINUX_SIGURG; + + case GDB_SIGNAL_STOP: + return SPARC_LINUX_SIGSTOP; + + case GDB_SIGNAL_TSTP: + return SPARC_LINUX_SIGTSTP; + + case GDB_SIGNAL_CONT: + return SPARC_LINUX_SIGCONT; + + case GDB_SIGNAL_CHLD: + return SPARC_LINUX_SIGCHLD; + + case GDB_SIGNAL_IO: + return SPARC_LINUX_SIGIO; + + case GDB_SIGNAL_POLL: + return SPARC_LINUX_SIGPOLL; + + case GDB_SIGNAL_LOST: + return SPARC_LINUX_SIGLOST; + + case GDB_SIGNAL_PWR: + return SPARC_LINUX_SIGPWR; + + case GDB_SIGNAL_USR1: + return SPARC_LINUX_SIGUSR1; + + case GDB_SIGNAL_USR2: + return SPARC_LINUX_SIGUSR2; + } + + return linux_gdb_signal_to_target (gdbarch, signal); +} + static void @@ -313,6 +393,9 @@ sparc32_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) set_xml_syscall_file_name (XML_SYSCALL_FILENAME_SPARC32); set_gdbarch_get_syscall_number (gdbarch, sparc32_linux_get_syscall_number); + + set_gdbarch_gdb_signal_to_target (gdbarch, + sparc32_linux_gdb_signal_to_target); } /* Provide a prototype to silence -Wmissing-prototypes. */ -- 1.7.11.7