sparcnbsd-nat.c, and sparcnbsd-tdep.c.
(sparc64nbsd-nat.o)
(sparcnbsd-nat.o)
(sparcnbsd-tdep.o): New dependency lists.
* NEWS: Note new UltraSPARC NetBSD native configuration.
* configure.host (sparc64-*-netbsd*): New host.
* configure.tgt (sparc-*-netbsdelf*)
(sparc-*-netbsd*): Set gdb_target to nbsd.
(sparc64-*-netbsd*): New target.
* sparc64nbsd-nat.c: New file.
* sparcnbsd-nat.c: New file.
* sparcnbsd-tdep.c: New file.
* sparcnbsd-tdep.h: New file.
* config/sparc/nbsd.mt: New file.
* config/sparc/nbsd64.mh: New file.
* config/sparc/nbsd64.mt: New file.
* config/sparc/nbsdaout.mh (NATDEPFILES): Remove corelow.o,
sparc-nat.o, and solib.o. Add sparcnbsd-nat.o.
(HOST_IPC): Remove.
* config/sparc/nbsdaout.mt: Remove.
* config/sparc/nbsdelf.mh (NATDEPFILES): Remove corelow.o,
sparc-nat.o, and solib.o. Add sparcnbsd-nat.o.
(HOST_IPC): Remove.
* config/sparc/nbsdelf.mt: Remove.
* config/sparc/nm-nbsd.h: Update copyright years. Remove all
sparc-nat.c compatiblity defines.
* config/sparc/tm-nbsd.h: Update copyright years. Include solib.h.
(GDB_MULTI_ARCH): Set to GDB_MULTI_ARCH_PARTIAL.
* config/sparc/tm-nbsd64.h: New file.
* config/sparc/tm-nbsdaout.h: Remove.
* config/sparc/xm-nbsd.h: Remove.
2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
+ * Makefile.in (ALLDEPFILES): Add sparc64nbsd-nat.c,
+ sparcnbsd-nat.c, and sparcnbsd-tdep.c.
+ (sparc64nbsd-nat.o)
+ (sparcnbsd-nat.o)
+ (sparcnbsd-tdep.o): New dependency lists.
+ * NEWS: Note new UltraSPARC NetBSD native configuration.
+ * configure.host (sparc64-*-netbsd*): New host.
+ * configure.tgt (sparc-*-netbsdelf*)
+ (sparc-*-netbsd*): Set gdb_target to nbsd.
+ (sparc64-*-netbsd*): New target.
+ * sparc64nbsd-nat.c: New file.
+ * sparcnbsd-nat.c: New file.
+ * sparcnbsd-tdep.c: New file.
+ * sparcnbsd-tdep.h: New file.
+ * config/sparc/nbsd.mt: New file.
+ * config/sparc/nbsd64.mh: New file.
+ * config/sparc/nbsd64.mt: New file.
+ * config/sparc/nbsdaout.mh (NATDEPFILES): Remove corelow.o,
+ sparc-nat.o, and solib.o. Add sparcnbsd-nat.o.
+ (HOST_IPC): Remove.
+ * config/sparc/nbsdaout.mt: Remove.
+ * config/sparc/nbsdelf.mh (NATDEPFILES): Remove corelow.o,
+ sparc-nat.o, and solib.o. Add sparcnbsd-nat.o.
+ (HOST_IPC): Remove.
+ * config/sparc/nbsdelf.mt: Remove.
+ * config/sparc/nm-nbsd.h: Update copyright years. Remove all
+ sparc-nat.c compatiblity defines.
+ * config/sparc/tm-nbsd.h: Update copyright years. Include solib.h.
+ (GDB_MULTI_ARCH): Set to GDB_MULTI_ARCH_PARTIAL.
+ * config/sparc/tm-nbsd64.h: New file.
+ * config/sparc/tm-nbsdaout.h: Remove.
+ * config/sparc/xm-nbsd.h: Remove.
+
+2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
+
* Makefile.in (sparc-tdep.o): Add osabi.h to dependency list.
* sparc-tdep.c: Include osabi.h.
(gdbarch_tdep): Add osabi member.
sh-tdep.c shnbsd-tdep.c shnbsd-nat.c \
solib.c solib-svr4.c solib-sunos.c sparc-linux-nat.c \
sparc-nat.c \
+ sparc64nbsd-nat.c sparcnbsd-nat.c sparcnbsd-tdep.c \
sparc-tdep.c sparcl-tdep.c sun3-nat.c \
symm-tdep.c symm-nat.c \
vax-tdep.c \
sparcl-tdep.o: sparcl-tdep.c $(defs_h) $(gdbcore_h) $(target_h) $(regcache_h)
+sparc64nbsd-nat.o: sparc64nbsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
+ sparcnbsd-tdep.h
+
+sparcnbsd-nat.o: sparcnbsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
+ sparcnbsd-tdep.h
+
+sparcnbsd-tdep.o: sparcnbsd-tdep.c $(defs_h) $(gdbcore_h) $(regcache_h) \
+ $(target_h) $(value_h) osabi.h sparcnbsd-tdep.h nbsd-tdep.h \
+ solib-svr4.h
+
xstormy16-tdep.o: xstormy16-tdep.c $(defs_h) $(value_h) $(inferior_h) \
$(symfile_h) $(arch_utils_h) $(regcache_h) $(gdbcore_h)
Alpha NetBSD alpha*-*-netbsd*
SH NetBSD sh*-*-netbsdelf*
MIPS NetBSD mips*-*-netbsd*
+UltraSPARC NetBSD sparc64-*-netbsd*
* OBSOLETE configurations and files
--- /dev/null
+# Target: SPARC running NetBSD
+TDEPFILES= sparc-tdep.o sparcnbsd-tdep.o nbsd-tdep.o corelow.o solib.o \
+ solib-svr4.o
+TM_FILE= tm-nbsd.h
--- /dev/null
+# Host: UltraSPARC running NetBSD
+NATDEPFILES= fork-child.o infptrace.o inftarg.o sparc64nbsd-nat.o
+NAT_FILE= nm-nbsd.h
--- /dev/null
+# Target: UltraSPARC running NetBSD
+TDEPFILES= sparc-tdep.o sparcnbsd-tdep.o nbsd-tdep.o corelow.o solib.o \
+ solib-svr4.o
+TM_FILE= tm-nbsd64.h
# Host: Sun 4 or Sparcstation, running NetBSD
-NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o sparc-nat.o \
- solib.o solib-sunos.o
+NATDEPFILES= fork-child.o infptrace.o inftarg.o sparcnbsd-nat.o solib-sunos.o
XM_FILE= xm-nbsd.h
NAT_FILE= nm-nbsdaout.h
-HOST_IPC=-DBSD_IPC
+++ /dev/null
-# Target: Sun 4 or Sparcstation, running NetBSD
-TDEPFILES= sparc-tdep.o
-TM_FILE= tm-nbsdaout.h
# Host: Sun 4 or Sparcstation, running NetBSD
-NATDEPFILES= fork-child.o infptrace.o inftarg.o corelow.o sparc-nat.o \
- solib.o solib-svr4.o solib-legacy.o
+NATDEPFILES= fork-child.o infptrace.o inftarg.o sparcnbsd-nat.o
XM_FILE= xm-nbsd.h
NAT_FILE= nm-nbsd.h
-HOST_IPC=-DBSD_IPC
+++ /dev/null
-# Target: Sun 4 or Sparcstation, running NetBSD
-TDEPFILES= sparc-tdep.o
-TM_FILE= tm-nbsd.h
/* Native-dependent definitions for Sparc running NetBSD, for GDB.
- Copyright 1986, 1987, 1989, 1992, 1994, 1996, 1999, 2000
+ Copyright 1986, 1987, 1989, 1992, 1994, 1996, 1999, 2000, 2002
Free Software Foundation, Inc.
This file is part of GDB.
#define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES)
-/* Make things match up with what is expected in sparc-nat.c. */
-
-#define regs trapframe
-#define fp_status fpstate
-
-#define r_g1 tf_global[1]
-#define r_ps tf_psr
-#define r_pc tf_pc
-#define r_npc tf_npc
-#define r_y tf_y
-
-#define fpu fpstate
-#define fpu_regs fs_regs
-#define fpu_fsr fs_fsr
-#define fpu_fr fs_regs
-#define Fpu_fsr fs_fsr
-#define FPU_FSR_TYPE int
-
-#define PTRACE_GETREGS PT_GETREGS
-#define PTRACE_GETFPREGS PT_GETFPREGS
-#define PTRACE_SETREGS PT_SETREGS
-#define PTRACE_SETFPREGS PT_SETFPREGS
-
-#define GDB_GREGSET_T struct reg
-#define GDB_FPREGSET_T struct fpreg
-
#endif /* NM_NBSD_H */
/* Macro definitions for Sparc running under NetBSD.
- Copyright 1994 Free Software Foundation, Inc.
+ Copyright 1994, 2002 Free Software Foundation, Inc.
This file is part of GDB.
#ifndef TM_NBSD_H
#define TM_NBSD_H
+#define GDB_MULTI_ARCH GDB_MULTI_ARCH_PARTIAL
+
#include "sparc/tm-sparc.h"
+#include "solib.h"
#endif /* TM_NBSD_H */
-/* Parameters for execution on a Sparc running NetBSD, for GDB.
- Copyright 1994 Free Software Foundation, Inc.
+/* Macro definitions for UltraSPARC running under NetBSD.
+ Copyright 1994, 2002 Free Software Foundation, Inc.
This file is part of GDB.
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-/* Get generic NetBSD host definitions. */
-#include "xm-nbsd.h"
+#ifndef TM_NBSD64_H
+#define TM_NBSD64_H
+
+#include "sparc/tm-sp64.h" /* sets GDB_MULTI_ARCH */
+#include "solib.h"
+
+#endif /* TM_NBSD64_H */
sparc64-*-freebsd*|ultrasparc-*-freebsd*|sparcv9-*-freebsd*)
gdb_host=fbsd ;;
sparc64-*-linux*) gdb_host=linux ;;
+sparc64-*-netbsd*) gdb_host=nbsd64 ;;
sparcv9-*-* | sparc64-*-*) gdb_host=sun4sol2 ;;
strongarm-*-*) gdb_host=arm ;;
sparc-*-elf*) gdb_target=sparc-em ;;
sparc-*-linux*) gdb_target=linux ;;
sparc-*-lynxos*) gdb_target=sparclynx ;;
-sparc-*-netbsdelf*) gdb_target=nbsdelf ;;
-sparc-*-netbsd*) gdb_target=nbsdaout ;;
+sparc-*-netbsd*) gdb_target=nbsd ;;
sparc-*-solaris2*) gdb_target=sun4sol2 ;;
sparc-*-sunos4*) gdb_target=sun4os4 ;;
sparc-*-sunos5*) gdb_target=sun4sol2 ;;
sparc64-*-freebsd*|ultrasparc-*-freebsd*|sparcv9-*-freebsd*)
gdb_target=fbsd ;;
sparc64-*-linux*) gdb_target=sp64linux ;;
+sparc64-*-netbsd*) gdb_target=nbsd64 ;;
sparcv9-*-* | sparc64-*-*) gdb_target=sp64 ;;
xstormy16-*-*) gdb_target=xstormy16 ;;
--- /dev/null
+/* Native-dependent code for UltraSPARC systems running NetBSD.
+ Copyright 2002 Free Software Foundation, Inc.
+ Contributed by Wasabi Systems, 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 "defs.h"
+#include "inferior.h"
+#include "regcache.h"
+
+#include "sparcnbsd-tdep.h"
+
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+/* NOTE: We don't bother with any of the deferred_store nonsense; it
+ makes things a lot more complicated than they need to be. */
+
+/* Determine if PT_GETREGS fetches this register. */
+static int
+getregs_supplies (int regno)
+{
+ /* FIXME: PS_REGNUM for 32-bit code. */
+ return (regno == TSTATE_REGNUM
+ || regno == PC_REGNUM
+ || regno == NPC_REGNUM
+ || regno == Y_REGNUM
+ || (regno >= G0_REGNUM && regno <= G7_REGNUM)
+ || (regno >= O0_REGNUM && regno <= O7_REGNUM)
+ /* stack regs (handled by sparcnbsd_supply_reg) */
+ || (regno >= L0_REGNUM && regno <= I7_REGNUM));
+}
+
+/* Determine if PT_GETFPREGS fetches this register. */
+static int
+getfpregs_supplies (int regno)
+{
+ return ((regno >= FP0_REGNUM && regno <= (FP0_REGNUM + 47))
+ || regno == FPS_REGNUM);
+}
+
+void
+fetch_inferior_registers (int regno)
+{
+ /* We don't use deferred stores. */
+ if (deferred_stores)
+ internal_error (__FILE__, __LINE__,
+ "fetch_inferior_registers: deferred stores pending");
+
+ if (regno == -1 || getregs_supplies (regno))
+ {
+ union {
+ struct reg32 regs32;
+ struct reg64 regs64;
+ } regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ sparcnbsd_supply_reg32 ((char *) ®s.regs32, regno);
+ else
+ sparcnbsd_supply_reg64 ((char *) ®s.regs64, regno);
+ if (regno != -1)
+ return;
+ }
+
+ if (regno == -1 || getfpregs_supplies (regno))
+ {
+ union {
+ struct fpreg32 fpregs32;
+ struct fpreg64 fpregs64;
+ } fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't get floating point registers");
+
+ if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ sparcnbsd_supply_fpreg32 ((char *) &fpregs.fpregs32, regno);
+ else
+ sparcnbsd_supply_fpreg64 ((char *) &fpregs.fpregs64, regno);
+ if (regno != -1)
+ return;
+ }
+}
+
+void
+store_inferior_registers (int regno)
+{
+ /* We don't use deferred stores. */
+ if (deferred_stores)
+ internal_error (__FILE__, __LINE__,
+ "store_inferior_registers: deferred stores pending");
+
+ if (regno == -1 || getregs_supplies (regno))
+ {
+ union {
+ struct reg32 regs32;
+ struct reg64 regs64;
+ } regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ sparcnbsd_fill_reg32 ((char *) ®s.regs32, regno);
+ else
+ sparcnbsd_fill_reg64 ((char *) ®s.regs64, regno);
+
+ if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't write registers");
+
+ /* Deal with the stack regs. */
+ if (regno == -1 || regno == SP_REGNUM
+ || (regno >= L0_REGNUM && regno <= I7_REGNUM))
+ {
+ CORE_ADDR sp = read_register (SP_REGNUM);
+ int i;
+ char buf[8];
+
+ if (sp & 1)
+ {
+ /* Registers are 64-bit. */
+ sp += 2047;
+
+ for (i = L0_REGNUM; i <= I7_REGNUM; i++)
+ {
+ if (regno == -1 || regno == SP_REGNUM || regno == i)
+ {
+ regcache_collect (i, buf);
+ target_write_memory (sp + ((i - L0_REGNUM) * 8),
+ buf, sizeof (buf));
+ }
+ }
+ }
+ else
+ {
+ /* Registers are 32-bit. Toss any sign-extension of the stack
+ pointer.
+
+ FIXME: We don't currently handle 32-bit code in a binary
+ that indicated LP64. Do we have to care about that? */
+ if (gdbarch_ptr_bit (current_gdbarch) != 32)
+ internal_error
+ (__FILE__, __LINE__,
+ "store_inferior_registers: 32-bit code in 64-bit inferior");
+
+ sp &= 0xffffffffUL;
+ for (i = L0_REGNUM; i <= I7_REGNUM; i++)
+ {
+ if (regno == -1 || regno == SP_REGNUM || regno == i)
+ {
+ regcache_collect (i, buf);
+ target_write_memory (sp + ((i - L0_REGNUM) * 4), buf, 4);
+ }
+ }
+ }
+ }
+
+ if (regno != -1)
+ return;
+ }
+
+ if (regno == -1 || getfpregs_supplies (regno))
+ {
+ union {
+ struct fpreg32 fpregs32;
+ struct fpreg64 fpregs64;
+ } fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't get floating point registers");
+
+ if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ sparcnbsd_fill_fpreg32 ((char *) &fpregs.fpregs32, regno);
+ else
+ sparcnbsd_fill_fpreg64 ((char *) &fpregs.fpregs64, regno);
+
+ if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't write floating point registers");
+
+ if (regno != -1)
+ return;
+ }
+}
--- /dev/null
+/* Native-dependent code for SPARC systems running NetBSD.
+ Copyright 2002 Free Software Foundation, Inc.
+ Contributed by Wasabi Systems, 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 "defs.h"
+#include "inferior.h"
+#include "regcache.h"
+
+#include "sparcnbsd-tdep.h"
+
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+/* NOTE: We don't bother with any of the deferred_store nonsense; it
+ makes things a lot more complicated than they need to be. */
+
+/* Determine if PT_GETREGS fetches this register. */
+static int
+getregs_supplies (int regno)
+{
+ return (regno == PS_REGNUM
+ || regno == PC_REGNUM
+ || regno == NPC_REGNUM
+ || regno == Y_REGNUM
+ || (regno >= G0_REGNUM && regno <= G7_REGNUM)
+ || (regno >= O0_REGNUM && regno <= O7_REGNUM)
+ /* stack regs (handled by sparcnbsd_supply_reg) */
+ || (regno >= L0_REGNUM && regno <= I7_REGNUM));
+}
+
+/* Determine if PT_GETFPREGS fetches this register. */
+static int
+getfpregs_supplies (int regno)
+{
+ return ((regno >= FP0_REGNUM && regno <= (FP0_REGNUM + 31))
+ || regno == FPS_REGNUM);
+}
+
+void
+fetch_inferior_registers (int regno)
+{
+ /* We don't use deferred stores. */
+ if (deferred_stores)
+ internal_error (__FILE__, __LINE__,
+ "fetch_inferior_registers: deferred stores pending");
+
+ if (regno == -1 || getregs_supplies (regno))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ sparcnbsd_supply_reg32 ((char *) ®s, regno);
+ if (regno != -1)
+ return;
+ }
+
+ if (regno == -1 || getfpregs_supplies (regno))
+ {
+ struct fpreg fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't get floating point registers");
+
+ sparcnbsd_supply_fpreg32 ((char *) &fpregs, regno);
+ if (regno != -1)
+ return;
+ }
+}
+
+void
+store_inferior_registers (int regno)
+{
+ /* We don't use deferred stores. */
+ if (deferred_stores)
+ internal_error (__FILE__, __LINE__,
+ "store_inferior_registers: deferred stores pending");
+
+ if (regno == -1 || getregs_supplies (regno))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ sparcnbsd_fill_reg32 ((char *) ®s, regno);
+
+ if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't write registers");
+
+ /* Deal with the stack regs. */
+ if (regno == -1 || regno == SP_REGNUM
+ || (regno >= L0_REGNUM && regno <= I7_REGNUM))
+ {
+ CORE_ADDR sp = read_register (SP_REGNUM);
+ int i;
+ char buf[4];
+
+ for (i = L0_REGNUM; i <= I7_REGNUM; i++)
+ {
+ if (regno == -1 || regno == SP_REGNUM || regno == i)
+ {
+ regcache_collect (i, buf);
+ target_write_memory (sp + ((i - L0_REGNUM) * 4),
+ buf, sizeof (buf));
+ }
+ }
+ }
+
+ if (regno != -1)
+ return;
+ }
+
+ if (regno == -1 || getfpregs_supplies (regno))
+ {
+ struct fpreg fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't get floating point registers");
+
+ sparcnbsd_fill_fpreg32 ((char *) &fpregs, regno);
+
+ if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't write floating point registers");
+
+ if (regno != -1)
+ return;
+ }
+}
--- /dev/null
+/* Target-dependent code for SPARC systems running NetBSD.
+ Copyright 2002 Free Software Foundation, Inc.
+ Contributed by Wasabi Systems, 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 "defs.h"
+#include "gdbcore.h"
+#include "regcache.h"
+#include "target.h"
+#include "value.h"
+#include "osabi.h"
+
+#include "sparcnbsd-tdep.h"
+#include "nbsd-tdep.h"
+
+#include "solib-svr4.h"
+
+#define REG32_OFFSET_PSR (0 * 4)
+#define REG32_OFFSET_PC (1 * 4)
+#define REG32_OFFSET_NPC (2 * 4)
+#define REG32_OFFSET_Y (3 * 4)
+#define REG32_OFFSET_GLOBAL (4 * 4)
+#define REG32_OFFSET_OUT (12 * 4)
+
+#define REG64_OFFSET_TSTATE (0 * 8)
+#define REG64_OFFSET_PC (1 * 8)
+#define REG64_OFFSET_NPC (2 * 8)
+#define REG64_OFFSET_Y (3 * 8)
+#define REG64_OFFSET_GLOBAL (4 * 8)
+#define REG64_OFFSET_OUT (12 * 8)
+
+void
+sparcnbsd_supply_reg32 (char *regs, int regno)
+{
+ int i;
+
+ if (regno == PS_REGNUM || regno == -1)
+ supply_register (PS_REGNUM, regs + REG32_OFFSET_PSR);
+
+ if (regno == PC_REGNUM || regno == -1)
+ supply_register (PC_REGNUM, regs + REG32_OFFSET_PC);
+
+ if (regno == NPC_REGNUM || regno == -1)
+ supply_register (NPC_REGNUM, regs + REG32_OFFSET_NPC);
+
+ if (regno == Y_REGNUM || regno == -1)
+ supply_register (Y_REGNUM, regs + REG32_OFFSET_Y);
+
+ if ((regno >= G0_REGNUM && regno <= G7_REGNUM) || regno == -1)
+ {
+ if (regno == G0_REGNUM || regno == -1)
+ supply_register (G0_REGNUM, NULL); /* %g0 is always zero */
+ for (i = G1_REGNUM; i <= G7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ supply_register (i, regs + REG32_OFFSET_GLOBAL +
+ ((i - G0_REGNUM) * 4));
+ }
+ }
+
+ if ((regno >= O0_REGNUM && regno <= O7_REGNUM) || regno == -1)
+ {
+ for (i = O0_REGNUM; i <= O7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ supply_register (i, regs + REG32_OFFSET_OUT +
+ ((i - O0_REGNUM) * 4));
+ }
+ }
+
+ /* Inputs and Locals are stored onto the stack by by the kernel. */
+ if ((regno >= L0_REGNUM && regno <= I7_REGNUM) || regno == -1)
+ {
+ CORE_ADDR sp = read_register (SP_REGNUM);
+ char buf[4];
+
+ for (i = L0_REGNUM; i <= I7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ {
+ target_read_memory (sp + ((i - L0_REGNUM) * 4),
+ buf, sizeof (buf));
+ supply_register (i, buf);
+ }
+ }
+ }
+
+ /* FIXME: If we don't set these valid, read_register_bytes() rereads
+ all the regs every time it is called! */
+ if (regno == WIM_REGNUM || regno == -1)
+ supply_register (WIM_REGNUM, NULL);
+ if (regno == TBR_REGNUM || regno == -1)
+ supply_register (TBR_REGNUM, NULL);
+ if (regno == CPS_REGNUM || regno == -1)
+ supply_register (CPS_REGNUM, NULL);
+}
+
+void
+sparcnbsd_supply_reg64 (char *regs, int regno)
+{
+ int i;
+ char buf[8];
+
+ if (regno == TSTATE_REGNUM || regno == -1)
+ supply_register (PS_REGNUM, regs + REG64_OFFSET_TSTATE);
+
+ if (regno == PC_REGNUM || regno == -1)
+ supply_register (PC_REGNUM, regs + REG64_OFFSET_PC);
+
+ if (regno == NPC_REGNUM || regno == -1)
+ supply_register (NPC_REGNUM, regs + REG64_OFFSET_NPC);
+
+ if (regno == Y_REGNUM || regno == -1)
+ {
+ memset (buf, 0, sizeof (buf));
+ memcpy (&buf[4], regs + REG64_OFFSET_Y, 4);
+ supply_register (Y_REGNUM, buf);
+ }
+
+ if ((regno >= G0_REGNUM && regno <= G7_REGNUM) || regno == -1)
+ {
+ if (regno == G0_REGNUM || regno == -1)
+ supply_register (G0_REGNUM, NULL); /* %g0 is always zero */
+ for (i = G1_REGNUM; i <= G7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ supply_register (i, regs + REG64_OFFSET_GLOBAL +
+ ((i - G0_REGNUM) * 8));
+ }
+ }
+
+ if ((regno >= O0_REGNUM && regno <= O7_REGNUM) || regno == -1)
+ {
+ for (i = O0_REGNUM; i <= O7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ supply_register (i, regs + REG64_OFFSET_OUT +
+ ((i - O0_REGNUM) * 8));
+ }
+ }
+
+ /* Inputs and Locals are stored onto the stack by by the kernel. */
+ if ((regno >= L0_REGNUM && regno <= I7_REGNUM) || regno == -1)
+ {
+ CORE_ADDR sp = read_register (SP_REGNUM);
+ char buf[8];
+
+ if (sp & 1)
+ {
+ /* Registers are 64-bit. */
+ sp += 2047;
+
+ for (i = L0_REGNUM; i <= I7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ {
+ target_read_memory (sp + ((i - L0_REGNUM) * 8),
+ buf, sizeof (buf));
+ supply_register (i, buf);
+ }
+ }
+ }
+ else
+ {
+ /* Registers are 32-bit. Toss any sign-extension of the stack
+ pointer, clear out the top half of the temporary buffer, and
+ put the register value in the bottom half. */
+
+ sp &= 0xffffffffUL;
+ memset (buf, 0, sizeof (buf));
+ for (i = L0_REGNUM; i <= I7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ {
+ target_read_memory (sp + ((i - L0_REGNUM) * 4),
+ &buf[4], sizeof (buf));
+ supply_register (i, buf);
+ }
+ }
+ }
+ }
+
+ /* FIXME: If we don't set these valid, read_register_bytes() rereads
+ all the regs every time it is called! */
+ if (regno == WIM_REGNUM || regno == -1)
+ supply_register (WIM_REGNUM, NULL);
+ if (regno == TBR_REGNUM || regno == -1)
+ supply_register (TBR_REGNUM, NULL);
+ if (regno == CPS_REGNUM || regno == -1)
+ supply_register (CPS_REGNUM, NULL);
+}
+
+void
+sparcnbsd_fill_reg32 (char *regs, int regno)
+{
+ int i;
+
+ if (regno == PS_REGNUM || regno == -1)
+ regcache_collect (PS_REGNUM, regs + REG32_OFFSET_PSR);
+
+ if (regno == PC_REGNUM || regno == -1)
+ regcache_collect (PC_REGNUM, regs + REG32_OFFSET_PC);
+
+ if (regno == NPC_REGNUM || regno == -1)
+ regcache_collect (NPC_REGNUM, regs + REG32_OFFSET_NPC);
+
+ if (regno == Y_REGNUM || regno == -1)
+ regcache_collect (Y_REGNUM, regs + REG32_OFFSET_Y);
+
+ if ((regno >= G0_REGNUM && regno <= G7_REGNUM) || regno == -1)
+ {
+ /* %g0 is always zero */
+ for (i = G1_REGNUM; i <= G7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ regcache_collect (i, regs + REG32_OFFSET_GLOBAL +
+ ((i - G0_REGNUM) * 4));
+ }
+ }
+
+ if ((regno >= O0_REGNUM && regno <= O7_REGNUM) || regno == -1)
+ {
+ for (i = O0_REGNUM; i <= O7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ regcache_collect (i, regs + REG32_OFFSET_OUT +
+ ((i - O0_REGNUM) * 4));
+ }
+ }
+
+ /* Responsibility for the stack regs is pushed off onto the caller. */
+}
+
+void
+sparcnbsd_fill_reg64 (char *regs, int regno)
+{
+ int i;
+
+ if (regno == TSTATE_REGNUM || regno == -1)
+ regcache_collect (TSTATE_REGNUM, regs + REG64_OFFSET_TSTATE);
+
+ if (regno == PC_REGNUM || regno == -1)
+ regcache_collect (PC_REGNUM, regs + REG64_OFFSET_PC);
+
+ if (regno == NPC_REGNUM || regno == -1)
+ regcache_collect (NPC_REGNUM, regs + REG64_OFFSET_NPC);
+
+ if (regno == Y_REGNUM || regno == -1)
+ regcache_collect (Y_REGNUM, regs + REG64_OFFSET_Y);
+
+ if ((regno >= G0_REGNUM && regno <= G7_REGNUM) || regno == -1)
+ {
+ /* %g0 is always zero */
+ for (i = G1_REGNUM; i <= G7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ regcache_collect (i, regs + REG64_OFFSET_GLOBAL +
+ ((i - G0_REGNUM) * 4));
+ }
+ }
+
+ if ((regno >= O0_REGNUM && regno <= O7_REGNUM) || regno == -1)
+ {
+ for (i = O0_REGNUM; i <= O7_REGNUM; i++)
+ {
+ if (regno == i || regno == -1)
+ regcache_collect (i, regs + REG64_OFFSET_OUT +
+ ((i - O0_REGNUM) * 4));
+ }
+ }
+
+ /* Responsibility for the stack regs is pushed off onto the caller. */
+}
+
+void
+sparcnbsd_supply_fpreg32 (char *fpregs, int regno)
+{
+ int i;
+
+ for (i = 0; i <= 31; i++)
+ {
+ if (regno == (FP0_REGNUM + i) || regno == -1)
+ supply_register (FP0_REGNUM + i, fpregs + (i * 4));
+ }
+
+ if (regno == FPS_REGNUM || regno == -1)
+ supply_register (FPS_REGNUM, fpregs + (32 * 4));
+}
+
+void
+sparcnbsd_supply_fpreg64 (char *fpregs, int regno)
+{
+ int i;
+
+ for (i = 0; i <= 31; i++)
+ {
+ if (regno == (FP0_REGNUM + i) || regno == -1)
+ supply_register (FP0_REGNUM + i, fpregs + (i * 4));
+ }
+
+ for (; i <= 47; i++)
+ {
+ if (regno == (FP0_REGNUM + i) || regno == -1)
+ supply_register (FP0_REGNUM + i, fpregs + (32 * 4) + (i * 8));
+ }
+
+ if (regno == FPS_REGNUM || regno == -1)
+ supply_register (FPS_REGNUM, fpregs + (32 * 4) + (16 * 8));
+
+ /* XXX %gsr */
+}
+
+void
+sparcnbsd_fill_fpreg32 (char *fpregs, int regno)
+{
+ int i;
+
+ for (i = 0; i <= 31; i++)
+ {
+ if (regno == (FP0_REGNUM + i) || regno == -1)
+ regcache_collect (FP0_REGNUM + i, fpregs + (i * 4));
+ }
+
+ if (regno == FPS_REGNUM || regno == -1)
+ regcache_collect (FPS_REGNUM, fpregs + (32 * 4));
+}
+
+void
+sparcnbsd_fill_fpreg64 (char *fpregs, int regno)
+{
+ int i;
+
+ for (i = 0; i <= 31; i++)
+ {
+ if (regno == (FP0_REGNUM + i) || regno == -1)
+ regcache_collect (FP0_REGNUM + i, fpregs + (i * 4));
+ }
+
+ for (; i <= 47; i++)
+ {
+ if (regno == (FP0_REGNUM + i) || regno == -1)
+ regcache_collect (FP0_REGNUM + i, fpregs + (32 * 4) + (i * 8));
+ }
+
+ if (regno == FPS_REGNUM || regno == -1)
+ regcache_collect (FPS_REGNUM, fpregs + (32 * 4) + (16 * 8));
+
+ /* XXX %gsr */
+}
+
+/* Unlike other NetBSD implementations, the SPARC port historically used
+ .reg and .reg2 (see bfd/netbsd-core.c), and as such, we can share one
+ routine for a.out and ELF core files. */
+static void
+fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, int which,
+ CORE_ADDR ignore)
+{
+ int reg_size, fpreg_size;
+
+ if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ {
+ reg_size = (20 * 4);
+ fpreg_size = (33 * 4);
+ }
+ else
+ {
+ reg_size = (20 * 8);
+ fpreg_size = (64 * 4)
+ + 8 /* fsr */
+ + 4 /* gsr */
+ + 4; /* pad */
+ }
+
+ switch (which)
+ {
+ case 0: /* Integer registers */
+ if (core_reg_size != reg_size)
+ warning ("Wrong size register set in core file.");
+ else if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ sparcnbsd_supply_reg32 (core_reg_sect, -1);
+ else
+ sparcnbsd_supply_reg64 (core_reg_sect, -1);
+ break;
+
+ case 2: /* Floating pointer registers */
+ if (core_reg_size != fpreg_size)
+ warning ("Wrong size FP register set in core file.");
+ else if (gdbarch_ptr_bit (current_gdbarch) == 32)
+ sparcnbsd_supply_fpreg32 (core_reg_sect, -1);
+ else
+ sparcnbsd_supply_fpreg64 (core_reg_sect, -1);
+ break;
+
+ default:
+ /* Don't know what kind of register request this is; just ignore it. */
+ break;
+ }
+}
+
+static struct core_fns sparcnbsd_core_fns =
+{
+ bfd_target_unknown_flavour, /* core_flavour */
+ default_check_format, /* check_format */
+ default_core_sniffer, /* core_sniffer */
+ fetch_core_registers, /* core_read_registers */
+ NULL
+};
+
+static struct core_fns sparcnbsd_elfcore_fns =
+{
+ bfd_target_elf_flavour, /* core_flavour */
+ default_check_format, /* check_format */
+ default_core_sniffer, /* core_sniffer */
+ fetch_core_registers, /* core_read_registers */
+ NULL
+};
+
+/* FIXME: Need PC_IN_SIGTRAMP() support, but NetBSD/sparc signal trampolines
+ aren't easily identified. */
+
+static int
+sparcnbsd_get_longjmp_target_32 (CORE_ADDR *pc)
+{
+ CORE_ADDR jb_addr;
+ char buf[4];
+
+ jb_addr = read_register (O0_REGNUM);
+
+ if (target_read_memory (jb_addr + 12, buf, sizeof (buf)))
+ return 0;
+
+ *pc = extract_address (buf, sizeof (buf));
+
+ return 1;
+}
+
+static int
+sparcnbsd_get_longjmp_target_64 (CORE_ADDR *pc)
+{
+ CORE_ADDR jb_addr;
+ char buf[8];
+
+ jb_addr = read_register (O0_REGNUM);
+
+ if (target_read_memory (jb_addr + 16, buf, sizeof (buf)))
+ return 0;
+
+ *pc = extract_address (buf, sizeof (buf));
+
+ return 1;
+}
+
+static int
+sparcnbsd_aout_in_solib_call_trampoline (CORE_ADDR pc, char *name)
+{
+ if (strcmp (name, "_DYNAMIC") == 0)
+ return 1;
+
+ return 0;
+}
+
+static void
+sparcnbsd_init_abi_common (struct gdbarch_info info,
+ struct gdbarch *gdbarch)
+{
+ set_gdbarch_get_longjmp_target (gdbarch, gdbarch_ptr_bit (gdbarch) == 32 ?
+ sparcnbsd_get_longjmp_target_32 :
+ sparcnbsd_get_longjmp_target_64);
+}
+
+static void
+sparcnbsd_init_abi_aout (struct gdbarch_info info,
+ struct gdbarch *gdbarch)
+{
+ sparcnbsd_init_abi_common (info, gdbarch);
+
+ set_gdbarch_in_solib_call_trampoline (gdbarch,
+ sparcnbsd_aout_in_solib_call_trampoline);
+}
+
+static void
+sparcnbsd_init_abi_elf (struct gdbarch_info info,
+ struct gdbarch *gdbarch)
+{
+ sparcnbsd_init_abi_common (info, gdbarch);
+
+ set_solib_svr4_fetch_link_map_offsets (gdbarch,
+ gdbarch_ptr_bit (gdbarch) == 32 ?
+ nbsd_ilp32_solib_svr4_fetch_link_map_offsets :
+ nbsd_lp64_solib_svr4_fetch_link_map_offsets);
+}
+
+static enum gdb_osabi
+sparcnbsd_aout_osabi_sniffer (bfd *abfd)
+{
+ if (strcmp (bfd_get_target (abfd), "a.out-sparc-netbsd") == 0)
+ return GDB_OSABI_NETBSD_AOUT;
+
+ return GDB_OSABI_UNKNOWN;
+}
+
+void
+_initialize_sparnbsd_tdep (void)
+{
+ gdbarch_register_osabi_sniffer (bfd_arch_sparc, bfd_target_aout_flavour,
+ sparcnbsd_aout_osabi_sniffer);
+
+ gdbarch_register_osabi (bfd_arch_sparc, GDB_OSABI_NETBSD_AOUT,
+ sparcnbsd_init_abi_aout);
+ gdbarch_register_osabi (bfd_arch_sparc, GDB_OSABI_NETBSD_ELF,
+ sparcnbsd_init_abi_elf);
+
+ add_core_fns (&sparcnbsd_core_fns);
+ add_core_fns (&sparcnbsd_elfcore_fns);
+}
-/* Macro definitions for Sparc running under NetBSD.
- Copyright 1994, 2002 Free Software Foundation, Inc.
+/* Common target dependent code for GDB on SPARC systems running NetBSD.
+ Copyright 2002 Free Software Foundation, Inc.
This file is part of GDB.
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#ifndef TM_NBSDAOUT_H
-#define TM_NBSDAOUT_H
+#ifndef SPARCNBSD_TDEP_H
+#define SPARCNBSD_TDEP_H
-#include "sparc/tm-nbsd.h"
+void sparcnbsd_supply_reg32 (char *, int);
+void sparcnbsd_supply_reg64 (char *, int);
+void sparcnbsd_fill_reg32 (char *, int);
+void sparcnbsd_fill_reg64 (char *, int);
-/* Return non-zero if we are in a shared library trampoline code stub. */
-#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) \
- (name && !strcmp(name, "_DYNAMIC"))
+void sparcnbsd_supply_fpreg32 (char *, int);
+void sparcnbsd_supply_fpreg64 (char *, int);
+void sparcnbsd_fill_fpreg32 (char *, int);
+void sparcnbsd_fill_fpreg64 (char *, int);
-#endif /* TM_NBSDAOUT_H */
+#endif /* SPARCNBSD_TDEP_H */
projects / external / binutils.git / commitdiff