From de79ca6525b271c03562bfe58313f2b4cb1257e6 Mon Sep 17 00:00:00 2001 From: Kazuhiro Inaoka Date: Fri, 15 Apr 2005 00:24:51 +0000 Subject: [PATCH] 2005-04-15 Ke Sakamoto * Makefile.in: Add linux-m32r-low.o, reg-m32r.c and reg-m32r.o. * configure.srv: Add m32r*-*-linux*. * linux-m32r-low.c: New file. --- gdb/gdbserver/ChangeLog | 6 +++ gdb/gdbserver/Makefile.in | 7 ++- gdb/gdbserver/configure.srv | 5 +++ gdb/gdbserver/linux-m32r-low.c | 98 ++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 115 insertions(+), 1 deletion(-) create mode 100644 gdb/gdbserver/linux-m32r-low.c diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index 1ed79daa94..ce5dd8931a 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,3 +1,9 @@ +2005-04-15 Ke Sakamoto + + * Makefile.in: Add linux-m32r-low.o, reg-m32r.c and reg-m32r.o. + * configure.srv: Add m32r*-*-linux*. + * linux-m32r-low.c: New file. + 2005-03-04 Daniel Jacobowitz * Makefile.in (stamp-h): Set CONFIG_HEADERS explicitly. diff --git a/gdb/gdbserver/Makefile.in b/gdb/gdbserver/Makefile.in index b18f586915..6d64406d86 100644 --- a/gdb/gdbserver/Makefile.in +++ b/gdb/gdbserver/Makefile.in @@ -121,6 +121,7 @@ SFILES= $(srcdir)/gdbreplay.c $(srcdir)/inferiors.c \ $(srcdir)/linux-arm-low.c $(srcdir)/linux-i386-low.c \ $(srcdir)/i387-fp.c \ $(srcdir)/linux-ia64-low.c $(srcdir)/linux-low.c \ + $(srcdir)/linux-m32r-low.c \ $(srcdir)/linux-m68k-low.c $(srcdir)/linux-mips-low.c \ $(srcdir)/linux-ppc-low.c $(srcdir)/linux-s390-low.c \ $(srcdir)/linux-sh-low.c $(srcdir)/linux-x86-64-low.c @@ -198,7 +199,7 @@ tags: TAGS clean: rm -f *.o ${ADD_FILES} *~ rm -f gdbserver gdbreplay core make.log - rm -f reg-arm.c reg-i386.c reg-ia64.c reg-m68k.c reg-mips.c + rm -f reg-arm.c reg-i386.c reg-ia64.c reg-m32r.c reg-m68k.c reg-mips.c rm -f reg-ppc.c reg-sh.c reg-x86-64.c reg-i386-linux.c maintainer-clean realclean distclean: clean @@ -263,6 +264,7 @@ linux-low.o: linux-low.c $(linux_low_h) $(server_h) linux-arm-low.o: linux-arm-low.c $(linux_low_h) $(server_h) linux-i386-low.o: linux-i386-low.c $(linux_low_h) $(server_h) linux-ia64-low.o: linux-ia64-low.c $(linux_low_h) $(server_h) +linux-m32r-low.o: linux-m32r-low.c $(linux_low_h) $(server_h) linux-mips-low.o: linux-mips-low.c $(linux_low_h) $(server_h) linux-ppc-low.o: linux-ppc-low.c $(linux_low_h) $(server_h) linux-s390-low.o: linux-s390-low.c $(linux_low_h) $(server_h) @@ -281,6 +283,9 @@ reg-i386-linux.c : $(srcdir)/../regformats/reg-i386-linux.dat $(regdat_sh) reg-ia64.o : reg-ia64.c $(regdef_h) reg-ia64.c : $(srcdir)/../regformats/reg-ia64.dat $(regdat_sh) sh $(regdat_sh) $(srcdir)/../regformats/reg-ia64.dat reg-ia64.c +reg-m32r.o : reg-m32r.c $(regdef_h) +reg-m32r.c : $(srcdir)/../regformats/reg-m32r.dat $(regdat_sh) + sh $(regdat_sh) $(srcdir)/../regformats/reg-m32r.dat reg-m32r.c reg-m68k.o : reg-m68k.c $(regdef_h) reg-m68k.c : $(srcdir)/../regformats/reg-m68k.dat $(regdat_sh) sh $(regdat_sh) $(srcdir)/../regformats/reg-m68k.dat reg-m68k.c diff --git a/gdb/gdbserver/configure.srv b/gdb/gdbserver/configure.srv index 991cb05db9..943e2289e3 100644 --- a/gdb/gdbserver/configure.srv +++ b/gdb/gdbserver/configure.srv @@ -33,6 +33,11 @@ case "${target}" in srv_tgtobj="linux-low.o linux-ia64-low.o" srv_linux_usrregs=yes ;; + m32r*-*-linux*) srv_regobj=reg-m32r.o + srv_tgtobj="linux-low.o linux-m32r-low.o" + srv_linux_usrregs=yes + srv_linux_thread_db=yes + ;; m68*-*-linux*) srv_regobj=reg-m68k.o srv_tgtobj="linux-low.o linux-m68k-low.o" srv_linux_usrregs=yes diff --git a/gdb/gdbserver/linux-m32r-low.c b/gdb/gdbserver/linux-m32r-low.c new file mode 100644 index 0000000000..2db03fe018 --- /dev/null +++ b/gdb/gdbserver/linux-m32r-low.c @@ -0,0 +1,98 @@ +/* GNU/Linux/m32r specific low level interface, for the remote server for GDB. + Copyright 2005 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 2 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, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include "server.h" +#include "linux-low.h" + +#ifdef HAVE_SYS_REG_H +#include +#endif + +#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 +}; + +static int +m32r_cannot_store_register (int regno) +{ + return (regno >= m32r_num_regs); +} + +static int +m32r_cannot_fetch_register (int regno) +{ + return (regno >= m32r_num_regs); +} + +static CORE_ADDR +m32r_get_pc () +{ + unsigned long pc; + collect_register_by_name ("pc", &pc); + return pc; +} + +static void +m32r_set_pc (CORE_ADDR pc) +{ + unsigned long newpc = pc; + supply_register_by_name ("pc", &newpc); +} + +static const unsigned short m32r_breakpoint = 0x10f1; +#define m32r_breakpoint_len 2 + +static int +m32r_breakpoint_at (CORE_ADDR where) +{ + unsigned short insn; + + (*the_target->read_memory) (where, (char *) &insn, m32r_breakpoint_len); + if (insn == m32r_breakpoint) + return 1; + + /* If necessary, recognize more trap instructions here. GDB only uses the + one. */ + return 0; +} + +struct linux_target_ops the_low_target = { + m32r_num_regs, + m32r_regmap, + m32r_cannot_fetch_register, + m32r_cannot_store_register, + m32r_get_pc, + m32r_set_pc, + (const char *) &m32r_breakpoint, + m32r_breakpoint_len, + NULL, + 0, + m32r_breakpoint_at, +}; -- 2.11.0