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gdbarch-ification of ravenscar-thread support.

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gdb/ChangeLog:

        * gdbarch.sh: Add "struct ravenscar_arch_ops" advance
        declaration.
        (ravenscar_ops): New gdbarch variable.
        * gdbarch.h, gdbarch.c: Regenerate.
        * ravenscar-thread.h (ravenscar_register_arch_ops): Delete.
        * ravenscar-thread.c (current_arch_ops): Delete.
        (ravenscar_fetch_registers): Get the ravenscar_arch_ops
        from the gdbarch.
        (ravenscar_store_registers, ravenscar_prepare_to_store): Likewise.
        (ravenscar_inferior_created): Add gdbarch_ravenscar_ops check.
        (ravenscar_register_arch_ops): Delete.
        * ravenscar-sparc-thread.h: New file.
        * ravenscar-sparc-thread.c: #include "ravenscar-sparc-thread.h".
        (ravenscar_sparc_ops): Define value statically.
        (_initialize_ravenscar_sparc): Delete.
        (register_sparc_ravenscar_ops): New function.
        * sparc-tdep.c: #include "ravenscar-sparc-thread.h".
        (sparc32_gdbarch_init): Add call to register_sparc_ravenscar_ops.
        * Makefile.in (ALL_TARGET_OBS): Add ravenscar-thread.o and
        ravenscar-sparc-thread.o.
        (SFILES): Add ravenscar-thread.c.
        (HFILES_NO_SRCDIR): Add ravenscar-sparc-thread.h.
        (ALLDEPFILES): ravenscar-sparc-thread.c.
        * configure.tgt: Add ravenscar-thread.o and ravenscar-sparc-thread.o
        to gdb_target_obs
        for all the targets that use sparc-tdep.o.
This commit is contained in:
Joel Brobecker
2012-12-15 14:27:56 +00:00
parent 25abf4decf
commit 7e35103a30
11 changed files with 159 additions and 51 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
gdb/ravenscar-thread.c
View File

@ -54,9 +54,6 @@ static const char ravenscar_runtime_initializer[] =
static struct observer *update_target_observer = NULL;
/* Architecture-specific hooks. */
static struct ravenscar_arch_ops* current_arch_ops;
static void ravenscar_find_new_threads (struct target_ops *ops);
static ptid_t ravenscar_running_thread (void);
static char *ravenscar_extra_thread_info (struct thread_info *tp);
@ -276,7 +273,13 @@ ravenscar_fetch_registers (struct target_ops *ops,
|| ptid_equal (inferior_ptid, ravenscar_running_thread ()))
beneath->to_fetch_registers (beneath, regcache, regnum);
else
current_arch_ops->to_fetch_registers (regcache, regnum);
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
struct ravenscar_arch_ops *arch_ops
= gdbarch_ravenscar_ops (gdbarch);
arch_ops->to_fetch_registers (regcache, regnum);
}
}
static void
@ -290,7 +293,13 @@ ravenscar_store_registers (struct target_ops *ops,
|| ptid_equal (inferior_ptid, ravenscar_running_thread ()))
beneath->to_store_registers (beneath, regcache, regnum);
else
current_arch_ops->to_store_registers (regcache, regnum);
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
struct ravenscar_arch_ops *arch_ops
= gdbarch_ravenscar_ops (gdbarch);
arch_ops->to_store_registers (regcache, regnum);
}
}
static void
@ -303,7 +312,13 @@ ravenscar_prepare_to_store (struct regcache *regcache)
|| ptid_equal (inferior_ptid, ravenscar_running_thread ()))
beneath->to_prepare_to_store (regcache);
else
current_arch_ops->to_prepare_to_store (regcache);
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
struct ravenscar_arch_ops *arch_ops
= gdbarch_ravenscar_ops (gdbarch);
arch_ops->to_prepare_to_store (regcache);
}
}
static void
@ -321,7 +336,11 @@ ravenscar_mourn_inferior (struct target_ops *ops)
static void
ravenscar_inferior_created (struct target_ops *target, int from_tty)
{
if (!ravenscar_task_support || !has_ravenscar_runtime ())
struct ravenscar_arch_ops *ops;
if (!ravenscar_task_support
|| gdbarch_ravenscar_ops (current_inferior ()->gdbarch) == NULL
|| !has_ravenscar_runtime ())
return;
base_magic_null_ptid = inferior_ptid;
@ -329,17 +348,6 @@ ravenscar_inferior_created (struct target_ops *target, int from_tty)
push_target (&ravenscar_ops);
}
void
ravenscar_register_arch_ops (struct ravenscar_arch_ops *ops)
{
/* FIXME: To be clean, we would need to handle a list of
architectures, just like in remote-wtx-hw.c. However, for now the
only Ravenscar run-time for bare board that is implemented in
GNAT is for only one architecture: erc32-elf. So no need to care about
that for now... */
current_arch_ops = ops;
}
static ptid_t
ravenscar_get_ada_task_ptid (long lwp, long thread)
{