From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from barracuda.ebox.ca (barracuda.ebox.ca [96.127.255.19]) by sourceware.org (Postfix) with ESMTPS id A6501396E458 for ; Thu, 14 May 2020 17:44:07 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org A6501396E458 X-ASG-Debug-ID: 1589478245-0c856e314b8ce910001-fS2M51 Received: from smtp.ebox.ca (smtp.ebox.ca [96.127.255.82]) by barracuda.ebox.ca with ESMTP id r4tRnDUPouxxPq5O (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 14 May 2020 13:44:05 -0400 (EDT) X-Barracuda-Envelope-From: simon.marchi@efficios.com X-Barracuda-RBL-Trusted-Forwarder: 96.127.255.82 Received: from smarchi-efficios.lan (unknown [192.222.164.54]) by smtp.ebox.ca (Postfix) with ESMTP id 8FD93441B21; Thu, 14 May 2020 13:44:05 -0400 (EDT) From: Simon Marchi X-Barracuda-Effective-Source-IP: 192-222-164-54.qc.cable.ebox.net[192.222.164.54] X-Barracuda-Apparent-Source-IP: 192.222.164.54 X-Barracuda-RBL-IP: 192.222.164.54 To: gdb-patches@sourceware.org Cc: Simon Marchi Subject: [PATCH 5/7] gdbserver: remove support for M32R Date: Thu, 14 May 2020 13:43:57 -0400 X-ASG-Orig-Subj: [PATCH 5/7] gdbserver: remove support for M32R Message-Id: <20200514174359.2272960-6-simon.marchi@efficios.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200514174359.2272960-1-simon.marchi@efficios.com> References: <20200514174359.2272960-1-simon.marchi@efficios.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Barracuda-Connect: smtp.ebox.ca[96.127.255.82] X-Barracuda-Start-Time: 1589478245 X-Barracuda-Encrypted: DHE-RSA-AES256-SHA X-Barracuda-URL: https://96.127.255.19:443/cgi-mod/mark.cgi X-Barracuda-Scan-Msg-Size: 6290 X-Virus-Scanned: by bsmtpd at ebox.ca X-Barracuda-BRTS-Status: 1 X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=8.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.81850 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- X-Spam-Status: No, score=-23.3 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_NONE, KAM_DMARC_STATUS, KAM_SHORT, RCVD_IN_DNSWL_LOW, SPF_HELO_NONE, SPF_SOFTFAIL, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 May 2020 17:44:18 -0000 This port has been unmaintained for years and the upstream Linux kernel does not support this architecture anymore, remove it. gdbserver/ChangeLog: * Makefile.in (SFILES): Remove linux-m32r-low.cc. * README: Remove m32r target. * configure.srv: Remove m32r case. * linux-m32r-low.cc: Remove. --- gdbserver/Makefile.in | 1 - gdbserver/README | 1 - gdbserver/configure.srv | 5 -- gdbserver/linux-m32r-low.cc | 163 ------------------------------------ 4 files changed, 170 deletions(-) delete mode 100644 gdbserver/linux-m32r-low.cc diff --git a/gdbserver/Makefile.in b/gdbserver/Makefile.in index 329962938173..80cc12e58603 100644 --- a/gdbserver/Makefile.in +++ b/gdbserver/Makefile.in @@ -182,7 +182,6 @@ SFILES = \ $(srcdir)/linux-arm-low.cc \ $(srcdir)/linux-ia64-low.cc \ $(srcdir)/linux-low.cc \ - $(srcdir)/linux-m32r-low.cc \ $(srcdir)/linux-m68k-low.cc \ $(srcdir)/linux-mips-low.cc \ $(srcdir)/linux-nios2-low.cc \ diff --git a/gdbserver/README b/gdbserver/README index 431245fb8f88..b90efc317b88 100644 --- a/gdbserver/README +++ b/gdbserver/README @@ -85,7 +85,6 @@ The supported targets are: i[34567]86-*-linux* i[34567]86-*-mingw* ia64-*-linux* - m32r*-*-linux* m68*-*-linux* m68*-*-uclinux* mips*64*-*-linux* diff --git a/gdbserver/configure.srv b/gdbserver/configure.srv index e362c961703f..76d2b8e7e025 100644 --- a/gdbserver/configure.srv +++ b/gdbserver/configure.srv @@ -125,11 +125,6 @@ case "${gdbserver_host}" in srv_tgtobj="$srv_linux_obj linux-ia64-low.o" srv_linux_usrregs=yes ;; - m32r*-*-linux*) srv_regobj=reg-m32r.o - srv_tgtobj="$srv_linux_obj linux-m32r-low.o" - srv_linux_usrregs=yes - srv_linux_thread_db=yes - ;; m68*-*-linux*) if test "$gdb_cv_m68k_is_coldfire" = yes; then srv_regobj=reg-cf.o else diff --git a/gdbserver/linux-m32r-low.cc b/gdbserver/linux-m32r-low.cc deleted file mode 100644 index 3f84b17302a1..000000000000 --- a/gdbserver/linux-m32r-low.cc +++ /dev/null @@ -1,163 +0,0 @@ -/* GNU/Linux/m32r specific low level interface, for the remote server for GDB. - Copyright (C) 2005-2020 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . */ - -#include "server.h" -#include "linux-low.h" - -#ifdef HAVE_SYS_REG_H -#include -#endif - -/* Linux target op definitions for the m32r architecture. */ - -class m32r_target : public linux_process_target -{ -public: - - const regs_info *get_regs_info () override; - - const gdb_byte *sw_breakpoint_from_kind (int kind, int *size) override; - -protected: - - void low_arch_setup () override; - - bool low_cannot_fetch_register (int regno) override; - - bool low_cannot_store_register (int regno) override; - - bool low_supports_breakpoints () override; - - CORE_ADDR low_get_pc (regcache *regcache) override; - - void low_set_pc (regcache *regcache, CORE_ADDR newpc) override; - - bool low_breakpoint_at (CORE_ADDR pc) override; -}; - -/* The singleton target ops object. */ - -static m32r_target the_m32r_target; - -bool -m32r_target::low_supports_breakpoints () -{ - return true; -} - -CORE_ADDR -m32r_target::low_get_pc (regcache *regcache) -{ - return linux_get_pc_32bit (regcache); -} - -void -m32r_target::low_set_pc (regcache *regcache, CORE_ADDR pc) -{ - linux_set_pc_32bit (regcache, pc); -} - -/* Defined in auto-generated file reg-m32r.c. */ -void init_registers_m32r (void); -extern const struct target_desc *tdesc_m32r; - -#define m32r_num_regs 25 - -static int m32r_regmap[] = { -#ifdef PT_R0 - PT_R0, PT_R1, PT_R2, PT_R3, PT_R4, PT_R5, PT_R6, PT_R7, - PT_R8, PT_R9, PT_R10, PT_R11, PT_R12, PT_FP, PT_LR, PT_SPU, - PT_PSW, PT_CBR, PT_SPI, PT_SPU, PT_BPC, PT_PC, PT_ACCL, PT_ACCH, PT_EVB -#else - 4 * 4, 4 * 5, 4 * 6, 4 * 7, 4 * 0, 4 * 1, 4 * 2, 4 * 8, - 4 * 9, 4 * 10, 4 * 11, 4 * 12, 4 * 13, 4 * 24, 4 * 25, 4 * 23, - 4 * 19, 4 * 31, 4 * 26, 4 * 23, 4 * 20, 4 * 30, 4 * 16, 4 * 15, 4 * 32 -#endif -}; - -bool -m32r_target::low_cannot_store_register (int regno) -{ - return (regno >= m32r_num_regs); -} - -bool -m32r_target::low_cannot_fetch_register (int regno) -{ - return (regno >= m32r_num_regs); -} - -static const unsigned short m32r_breakpoint = 0x10f1; -#define m32r_breakpoint_len 2 - -/* Implementation of target ops method "sw_breakpoint_from_kind". */ - -const gdb_byte * -m32r_target::sw_breakpoint_from_kind (int kind, int *size) -{ - *size = m32r_breakpoint_len; - return (const gdb_byte *) &m32r_breakpoint; -} - -bool -m32r_target::low_breakpoint_at (CORE_ADDR where) -{ - unsigned short insn; - - read_memory (where, (unsigned char *) &insn, m32r_breakpoint_len); - if (insn == m32r_breakpoint) - return true; - - /* If necessary, recognize more trap instructions here. GDB only uses the - one. */ - return false; -} - -void -m32r_target::low_arch_setup () -{ - current_process ()->tdesc = tdesc_m32r; -} - -static struct usrregs_info m32r_usrregs_info = - { - m32r_num_regs, - m32r_regmap, - }; - -static struct regs_info myregs_info = - { - NULL, /* regset_bitmap */ - &m32r_usrregs_info, - }; - -const regs_info * -m32r_target::get_regs_info () -{ - return &myregs_info; -} - -/* The linux target ops object. */ - -linux_process_target *the_linux_target = &the_m32r_target; - -void -initialize_low_arch (void) -{ - init_registers_m32r (); -} -- 2.26.2