From patchwork Sun Mar 6 16:34:50 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marcin_Ko=C5=9Bcielnicki?= X-Patchwork-Id: 11218 Received: (qmail 98336 invoked by alias); 6 Mar 2016 16:35:07 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Delivered-To: mailing list gdb-patches@sourceware.org Received: (qmail 98089 invoked by uid 89); 6 Mar 2016 16:35:05 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.6 required=5.0 tests=AWL, BAYES_00, RP_MATCHES_RCVD, SPF_PASS autolearn=ham version=3.3.2 spammy=HContent-Transfer-Encoding:8bit X-HELO: xyzzy.0x04.net Received: from xyzzy.0x04.net (HELO xyzzy.0x04.net) (109.74.193.254) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sun, 06 Mar 2016 16:35:02 +0000 Received: from hogfather.0x04.net (89-65-66-135.dynamic.chello.pl [89.65.66.135]) by xyzzy.0x04.net (Postfix) with ESMTPS id EBD9C41082 for ; Sun, 6 Mar 2016 17:35:57 +0100 (CET) Received: by hogfather.0x04.net (Postfix, from userid 1000) id 2FAD858008E; Sun, 6 Mar 2016 17:34:59 +0100 (CET) From: =?UTF-8?q?Marcin=20Ko=C5=9Bcielnicki?= To: gdb-patches@sourceware.org Cc: =?UTF-8?q?Marcin=20Ko=C5=9Bcielnicki?= Subject: [PATCH 1/8] gdb: Add ax_pseudo_register_collect for powerpc. Date: Sun, 6 Mar 2016 17:34:50 +0100 Message-Id: <1457282097-7201-2-git-send-email-koriakin@0x04.net> In-Reply-To: <1457282097-7201-1-git-send-email-koriakin@0x04.net> References: <1457282097-7201-1-git-send-email-koriakin@0x04.net> MIME-Version: 1.0 X-IsSubscribed: yes gdb/ChangeLog: * rs6000-tdep.c (rs6000_ax_pseudo_register_collect): New function. (rs6000_gdbarch_init): Wire in the above. --- gdb/ChangeLog | 5 +++++ gdb/rs6000-tdep.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 51 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index b84326c..f0b6112 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2016-03-05 Marcin Kościelnicki + + * rs6000-tdep.c (rs6000_ax_pseudo_register_collect): New function. + (rs6000_gdbarch_init): Wire in the above. + 2016-03-05 Pitchumani Sivanupandi * avr-tdep.c (AVR_LAST_ARG_REGNUM): Define. diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index c2b6638..3bcd205 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -2919,6 +2919,50 @@ rs6000_pseudo_register_write (struct gdbarch *gdbarch, gdbarch_register_name (gdbarch, reg_nr), reg_nr); } +static int +rs6000_ax_pseudo_register_collect (struct gdbarch *gdbarch, + struct agent_expr *ax, int reg_nr) +{ + struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); + if (IS_SPE_PSEUDOREG (tdep, reg_nr)) + { + int reg_index = reg_nr - tdep->ppc_ev0_regnum; + ax_reg_mask (ax, tdep->ppc_gp0_regnum + reg_index); + ax_reg_mask (ax, tdep->ppc_ev0_upper_regnum + reg_index); + } + else if (IS_DFP_PSEUDOREG (tdep, reg_nr)) + { + int reg_index = reg_nr - tdep->ppc_dl0_regnum; + ax_reg_mask (ax, tdep->ppc_fp0_regnum + 2 * reg_index); + ax_reg_mask (ax, tdep->ppc_fp0_regnum + 2 * reg_index + 1); + } + else if (IS_VSX_PSEUDOREG (tdep, reg_nr)) + { + int reg_index = reg_nr - tdep->ppc_vsr0_regnum; + if (reg_index > 31) + { + ax_reg_mask (ax, tdep->ppc_vr0_regnum + reg_index - 32); + } + else + { + ax_reg_mask (ax, tdep->ppc_fp0_regnum + reg_index); + ax_reg_mask (ax, tdep->ppc_vsr0_upper_regnum + reg_index); + } + } + else if (IS_EFP_PSEUDOREG (tdep, reg_nr)) + { + int reg_index = reg_nr - tdep->ppc_efpr0_regnum; + ax_reg_mask (ax, tdep->ppc_vr0_regnum + reg_index); + } + else + internal_error (__FILE__, __LINE__, + _("rs6000_pseudo_register_collect: " + "called on unexpected register '%s' (%d)"), + gdbarch_register_name (gdbarch, reg_nr), reg_nr); + return 0; +} + + /* Convert a DBX STABS register number to a GDB register number. */ static int rs6000_stab_reg_to_regnum (struct gdbarch *gdbarch, int num) @@ -5924,6 +5968,8 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_pseudo_register_read (gdbarch, rs6000_pseudo_register_read); set_gdbarch_pseudo_register_write (gdbarch, rs6000_pseudo_register_write); + set_gdbarch_ax_pseudo_register_collect (gdbarch, + rs6000_ax_pseudo_register_collect); } set_gdbarch_have_nonsteppable_watchpoint (gdbarch, 1);