diff options
author | Pedro Alves <pedro@codesourcery.com> | 2009-02-23 00:03:47 +0000 |
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committer | Pedro Alves <pedro@codesourcery.com> | 2009-02-23 00:03:47 +0000 |
commit | be44ac148163ced0dde7b8ff23c8f1cc49efa106 (patch) | |
tree | 39b4a05bd10e4bcd80f1c349efc4876b32d3d8f7 /gdb/target.c | |
parent | af689630c851b0f05e29ca86e3980f24241bfcf0 (diff) | |
download | gdb-be44ac148163ced0dde7b8ff23c8f1cc49efa106.tar.gz |
* corelow.c (get_core_registers): Adjust.
(core_file_thread_alive): Rename to...
(core_thread_alive): ... this.
(core_pid_to_str): Try gdbarch_core_pid_to_str first.
(init_core_ops): Adjust.
(coreops_suppress_target): Delete.
(_initialize_corelow): Unconditionally add core_ops.
* procfs.c: Include "inf-child.h".
(procfs_ops): Delete.
(init_procfs_ops): Delete. Reimplement as...
(procfs_target): ... this, inheriting from inf-child.
(procfs_attach, procfs_detach, procfs_fetch_registers): Adjust.
(procfs_prepare_to_store): Delete.
(procfs_store_registers, procfs_resume): Adjust.
(procfs_open): Delete.
(procfs_suppress_run): Delete.
(procfs_can_run): Delete.
(procfs_mourn_inferior): Adjust.
(procfs_init_inferior): Add target_ops parameter. Adjust.
(procfs_create_inferior): Don't pass procfs_init_inferior to
fork_inferior. Instead call it after fork_inferior returns.
(procfs_find_new_threads): Adjust.
(_initialize_procfs): Adjust to use procfs_target instead of
init_procfs_ops.
* sol-thread.c (orig_core_ops, sol_core_ops): Delete.
(lwp_to_thread): Use target_thread_alive.
(sol_thread_open): Delete.
(sol_thread_attach): Delete.
(sol_thread_detach, sol_thread_resume, sol_thread_wait)
(sol_thread_fetch_registers, sol_thread_store_registers): Adjust
to use find_target_beneath.
(sol_thread_prepare_to_store, sol_thread_xfer_memory): Delete.
(sol_thread_xfer_partial): Adjust to use find_target_beneath.
(sol_thread_files_info, sol_thread_kill_inferior): Delete.
(check_for_thread_db): New.
(sol_thread_notice_signals, sol_thread_create_inferior): Delete.
(sol_thread_new_objfile): Call check_for_thread_db.
(sol_thread_mourn_inferior): Adjust to use find_target_beneath.
(sol_thread_can_run): Delete.
(sol_thread_alive): Adjust to use find_target_beneath.
(sol_thread_stop): Delete.
(rw_common): Use target_write_memory or target_read_memory.
(ps_lgetregs, ps_lgetfpregs): Use target_fetch_registers.
(ps_lsetregs, ps_lsetfpregs): Use target_store_registers.
(solaris_pid_to_str): Remove check for libthread_db initialization
failing.
(sol_find_new_threads): Remove check for libthread_db
initialization failing, or for an invalid inferior_ptid. Adjust
to use find_target_beneath.
(sol_core_open, sol_core_close, sol_core_detach,
sol_core_files_info, sol_find_memory_regions,
sol_make_note_section, ignore): Delete.
(init_sol_thread_ops): Make it a thread_stratum target. Remove
unneeded callback settings.
(init_sol_core_ops): Delete.
(_initialize_sol_thread): No longer call init_sol_core_ops, set
procfs_suppress_run, or hack with core_ops.
* target.h (struct target_ops): Add a target_ops * parameter to
to_resume, to_fetch_registers, to_store_registers, to_thread_alive
and to_find_new_threads.
(target_fetch_registers, target_store_registers)
(target_thread_alive, target_find_new_threads): Redeclare as
function.
* target.c (update_current_target): Do not inherit or de_fault
to_resume, to_fetch_registers, to_store_registers,
to_thread_alive, to_find_new_threads.
(target_resume): Adjust.
(target_thread_alive, target_find_new_threads): New.
(debug_to_resume, debug_to_fetch_registers): Delete.
(target_fetch_registers): New.
(debug_to_store_registers): Delete.
(target_store_registers): New.
(debug_to_thread_alive, debug_to_find_new_threads): Delete.
(setup_target_debug): Adjust.
* gdbcore.h (core_ops): Delete declaration.
* inf-ptrace.c, linux-nat.c, remote.c, amd64-linux-nat.c,
inf-child.c, linux-thread-db.c, bsd-uthread.c, inf-ttrace.c,
i386-sol2-tdep.c, darwin-nat.c, gnu-nat.c, go32-nat.c,
hpux-thread.c, i386-linux-nat.c, i386fbsd-nat.c, monitor.c,
nto-procfs.c, remote-m32r-sdi.c, remote-mips.c, windows-nat.c,
alphabsd-nat.c, amd64bsd-nat.c, arm-linux-nat.c, armnbsd-nat.c,
bsd-kvm.c, hppa-hpux-nat.c, hppa-linux-nat.c, hppabsd-nat.c,
hppanbsd-nat.c, i386-darwin-nat.c, i386bsd-nat.c,
ia64-linux-nat.c, m32r-linux-nat.c, m68kbsd-nat.c,
m68klinux-nat.c, m88kbsd-nat.c, mips-linux-nat.c,
mips64obsd-nat.c, mipsnbsd-nat.c, ppc-linux-nat.c, ppcnbsd-nat.c,
ppcobsd-nat.c, remote-sim.c, rs6000-nat.c, s390-nat.c,
shnbsd-nat.c, sparc-nat.c, sparc-nat.h, spu-linux-nat.c,
vaxbsd-nat.c, xtensa-linux-nat.c: Adjust to target_ops changes.
* gdbarch.sh (core_pid_to_str): New gdbarch callback.
* gdbarch.h, gdbarch.c: Regenerate.
* sol2-tdep.c: Include "inferior.h".
(sol2_core_pid_to_str): New.
* sol2-tdep.h (sol2_core_pid_to_str): Declare.
* amd64-sol2-tdep.c (amd64_sol2_init_abi): Set it.
* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Set it.
* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Set it.
* i386-sol2-tdep.c (i386_sol2_init_abi): Set it.
Diffstat (limited to 'gdb/target.c')
-rw-r--r-- | gdb/target.c | 170 |
1 files changed, 95 insertions, 75 deletions
diff --git a/gdb/target.c b/gdb/target.c index fbff40c4f59..0848fb7dc4f 100644 --- a/gdb/target.c +++ b/gdb/target.c @@ -97,12 +97,6 @@ static struct target_ops debug_target; static void debug_to_open (char *, int); -static void debug_to_resume (ptid_t, int, enum target_signal); - -static void debug_to_fetch_registers (struct regcache *, int); - -static void debug_to_store_registers (struct regcache *, int); - static void debug_to_prepare_to_store (struct regcache *); static void debug_to_files_info (struct target_ops *); @@ -152,8 +146,6 @@ static int debug_to_can_run (void); static void debug_to_notice_signals (ptid_t); -static int debug_to_thread_alive (ptid_t); - static void debug_to_stop (ptid_t); /* NOTE: cagney/2004-09-29: Many targets reference this variable in @@ -412,10 +404,10 @@ update_current_target (void) INHERIT (to_attach_no_wait, t); /* Do not inherit to_detach. */ /* Do not inherit to_disconnect. */ - INHERIT (to_resume, t); + /* Do not inherit to_resume. */ /* Do not inherit to_wait. */ - INHERIT (to_fetch_registers, t); - INHERIT (to_store_registers, t); + /* Do not inherit to_fetch_registers. */ + /* Do not inherit to_store_registers. */ INHERIT (to_prepare_to_store, t); INHERIT (deprecated_xfer_memory, t); INHERIT (to_files_info, t); @@ -455,8 +447,8 @@ update_current_target (void) /* Do not inherit to_mourn_inferiour. */ INHERIT (to_can_run, t); INHERIT (to_notice_signals, t); - INHERIT (to_thread_alive, t); - INHERIT (to_find_new_threads, t); + /* Do not inherit to_thread_alive. */ + /* Do not inherit to_find_new_threads. */ /* Do not inherit to_pid_to_str. */ INHERIT (to_extra_thread_info, t); INHERIT (to_stop, t); @@ -509,15 +501,6 @@ update_current_target (void) de_fault (to_post_attach, (void (*) (int)) target_ignore); - de_fault (to_resume, - (void (*) (ptid_t, int, enum target_signal)) - noprocess); - de_fault (to_fetch_registers, - (void (*) (struct regcache *, int)) - target_ignore); - de_fault (to_store_registers, - (void (*) (struct regcache *, int)) - noprocess); de_fault (to_prepare_to_store, (void (*) (struct regcache *)) noprocess); @@ -614,12 +597,6 @@ update_current_target (void) de_fault (to_notice_signals, (void (*) (ptid_t)) target_ignore); - de_fault (to_thread_alive, - (int (*) (ptid_t)) - return_zero); - de_fault (to_find_new_threads, - (void (*) (void)) - target_ignore); de_fault (to_extra_thread_info, (char *(*) (struct thread_info *)) return_zero); @@ -1892,10 +1869,28 @@ target_pid_to_str (ptid_t ptid) void target_resume (ptid_t ptid, int step, enum target_signal signal) { + struct target_ops *t; + dcache_invalidate (target_dcache); - (*current_target.to_resume) (ptid, step, signal); - set_executing (ptid, 1); - set_running (ptid, 1); + + for (t = current_target.beneath; t != NULL; t = t->beneath) + { + if (t->to_resume != NULL) + { + t->to_resume (t, ptid, step, signal); + if (targetdebug) + fprintf_unfiltered (gdb_stdlog, "target_resume (%d, %s, %s)\n", + PIDGET (ptid), + step ? "step" : "continue", + target_signal_to_name (signal)); + + set_executing (ptid, 1); + set_running (ptid, 1); + return; + } + } + + noprocess (); } /* Look through the list of possible targets for a target that can follow forks. */ @@ -2607,22 +2602,51 @@ target_attach (char *args, int from_tty) "could not find a target to attach"); } -static void -debug_to_post_attach (int pid) +int +target_thread_alive (ptid_t ptid) { - debug_target.to_post_attach (pid); + struct target_ops *t; + for (t = current_target.beneath; t != NULL; t = t->beneath) + { + if (t->to_thread_alive != NULL) + { + int retval; - fprintf_unfiltered (gdb_stdlog, "target_post_attach (%d)\n", pid); + retval = t->to_thread_alive (t, ptid); + if (targetdebug) + fprintf_unfiltered (gdb_stdlog, "target_thread_alive (%d) = %d\n", + PIDGET (ptid), retval); + + return retval; + } + } + + return 0; +} + +void +target_find_new_threads (void) +{ + struct target_ops *t; + for (t = current_target.beneath; t != NULL; t = t->beneath) + { + if (t->to_find_new_threads != NULL) + { + t->to_find_new_threads (t); + if (targetdebug) + fprintf_unfiltered (gdb_stdlog, "target_find_new_threads ()\n"); + + return; + } + } } static void -debug_to_resume (ptid_t ptid, int step, enum target_signal siggnal) +debug_to_post_attach (int pid) { - debug_target.to_resume (ptid, step, siggnal); + debug_target.to_post_attach (pid); - fprintf_unfiltered (gdb_stdlog, "target_resume (%d, %s, %s)\n", PIDGET (ptid), - step ? "step" : "continue", - target_signal_to_name (siggnal)); + fprintf_unfiltered (gdb_stdlog, "target_post_attach (%d)\n", pid); } /* Return a pretty printed form of target_waitstatus. @@ -2700,19 +2724,41 @@ debug_print_register (const char * func, fprintf_unfiltered (gdb_stdlog, "\n"); } -static void -debug_to_fetch_registers (struct regcache *regcache, int regno) +void +target_fetch_registers (struct regcache *regcache, int regno) { - debug_target.to_fetch_registers (regcache, regno); - debug_print_register ("target_fetch_registers", regcache, regno); + struct target_ops *t; + for (t = current_target.beneath; t != NULL; t = t->beneath) + { + if (t->to_fetch_registers != NULL) + { + t->to_fetch_registers (t, regcache, regno); + if (targetdebug) + debug_print_register ("target_fetch_registers", regcache, regno); + return; + } + } } -static void -debug_to_store_registers (struct regcache *regcache, int regno) +void +target_store_registers (struct regcache *regcache, int regno) { - debug_target.to_store_registers (regcache, regno); - debug_print_register ("target_store_registers", regcache, regno); - fprintf_unfiltered (gdb_stdlog, "\n"); + + struct target_ops *t; + for (t = current_target.beneath; t != NULL; t = t->beneath) + { + if (t->to_store_registers != NULL) + { + t->to_store_registers (t, regcache, regno); + if (targetdebug) + { + debug_print_register ("target_store_registers", regcache, regno); + } + return; + } + } + + noprocess (); } static void @@ -3124,27 +3170,6 @@ debug_to_notice_signals (ptid_t ptid) PIDGET (ptid)); } -static int -debug_to_thread_alive (ptid_t ptid) -{ - int retval; - - retval = debug_target.to_thread_alive (ptid); - - fprintf_unfiltered (gdb_stdlog, "target_thread_alive (%d) = %d\n", - PIDGET (ptid), retval); - - return retval; -} - -static void -debug_to_find_new_threads (void) -{ - debug_target.to_find_new_threads (); - - fputs_unfiltered ("target_find_new_threads ()\n", gdb_stdlog); -} - static void debug_to_stop (ptid_t ptid) { @@ -3182,9 +3207,6 @@ setup_target_debug (void) current_target.to_open = debug_to_open; current_target.to_post_attach = debug_to_post_attach; - current_target.to_resume = debug_to_resume; - current_target.to_fetch_registers = debug_to_fetch_registers; - current_target.to_store_registers = debug_to_store_registers; current_target.to_prepare_to_store = debug_to_prepare_to_store; current_target.deprecated_xfer_memory = deprecated_debug_xfer_memory; current_target.to_files_info = debug_to_files_info; @@ -3219,8 +3241,6 @@ setup_target_debug (void) current_target.to_has_exited = debug_to_has_exited; current_target.to_can_run = debug_to_can_run; current_target.to_notice_signals = debug_to_notice_signals; - current_target.to_thread_alive = debug_to_thread_alive; - current_target.to_find_new_threads = debug_to_find_new_threads; current_target.to_stop = debug_to_stop; current_target.to_rcmd = debug_to_rcmd; current_target.to_pid_to_exec_file = debug_to_pid_to_exec_file; |