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* arch-utils.c (init_frame_pc_default): New function

Browse source 
* arch-utils.h (init_frame_pc_default): Declare.
* gdbarch.sh (INIT_FRAME_PC): Default to init_frame_pc_default and
not init_frame_pc_noop.
* gdbarch.h, gdbarch.c: Re-generate.
* blockframe.c (INIT_FRAME_PC): Delete macro definition.
* mips-tdep.c (mips_gdbarch_init): Set init_frame_pc to
init_frame_pc_noop.
This commit is contained in:
Andrew Cagney 2001-06-16 20:00:24 +00:00
parent 1622c8f764
commit 7824d2f224
8 changed files with 29 additions and 10 deletions
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11
gdb/ChangeLog
View file

@ -1,3 +1,14 @@
2001-06-16 Andrew Cagney <ac131313@redhat.com>
* arch-utils.c (init_frame_pc_default): New function
* arch-utils.h (init_frame_pc_default): Declare.
* gdbarch.sh (INIT_FRAME_PC): Default to init_frame_pc_default and
not init_frame_pc_noop.
* gdbarch.h, gdbarch.c: Re-generate.
* blockframe.c (INIT_FRAME_PC): Delete macro definition.
* mips-tdep.c (mips_gdbarch_init): Set init_frame_pc to
init_frame_pc_noop.
2001-06-16 Andrew Cagney <ac131313@redhat.com>
* gdbarch.c: Regenerate. Out-of-sync with gdbarch.sh.

11
gdb/arch-utils.c
View file

@ -306,6 +306,17 @@ init_frame_pc_noop (int fromleaf, struct frame_info *prev)
return;
}
void
init_frame_pc_default (int fromleaf, struct frame_info *prev)
{
if (fromleaf)
prev->pc = SAVED_PC_AFTER_CALL (prev->next);
else if (prev->next != NULL)
prev->pc = FRAME_SAVED_PC (prev->next);
else
prev->pc = read_pc ();
}
int
cannot_register_not (int regnum)
{

4
gdb/arch-utils.h
View file

@ -111,10 +111,12 @@ extern int default_prepare_to_proceed (int select_it);
extern int generic_prepare_to_proceed (int select_it);
/* Version of init_frame_pc() that does nothing. */
/* Versions of init_frame_pc(). Do nothing; do the default. */
void init_frame_pc_noop (int fromleaf, struct frame_info *prev);
void init_frame_pc_default (int fromleaf, struct frame_info *prev);
/* Version of cannot_fetch_register() / cannot_store_register() that
always fails. */

6
gdb/blockframe.c
View file

@ -304,12 +304,6 @@ frameless_look_for_prologue (struct frame_info *frame)
/* Default a few macros that people seldom redefine. */
#if !defined (INIT_FRAME_PC)
#define INIT_FRAME_PC(fromleaf, prev) \
prev->pc = (fromleaf ? SAVED_PC_AFTER_CALL (prev->next) : \
prev->next ? FRAME_SAVED_PC (prev->next) : read_pc ());
#endif
#ifndef FRAME_CHAIN_COMBINE
#define FRAME_CHAIN_COMBINE(chain, thisframe) (chain)
#endif

2
gdb/gdbarch.c
View file

@ -471,7 +471,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
gdbarch->sizeof_call_dummy_words = legacy_sizeof_call_dummy_words;
gdbarch->call_dummy_stack_adjust_p = -1;
gdbarch->init_frame_pc_first = init_frame_pc_noop;
gdbarch->init_frame_pc = init_frame_pc_noop;
gdbarch->init_frame_pc = init_frame_pc_default;
gdbarch->coerce_float_to_double = default_coerce_float_to_double;
gdbarch->register_convertible = generic_register_convertible_not;
gdbarch->pointer_to_address = unsigned_pointer_to_address;

2
gdb/gdbarch.h
View file

@ -833,7 +833,7 @@ extern void set_gdbarch_init_frame_pc_first (struct gdbarch *gdbarch, gdbarch_in
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (INIT_FRAME_PC)
#define INIT_FRAME_PC(fromleaf, prev) (init_frame_pc_noop (fromleaf, prev))
#define INIT_FRAME_PC(fromleaf, prev) (init_frame_pc_default (fromleaf, prev))
#endif
typedef void (gdbarch_init_frame_pc_ftype) (int fromleaf, struct frame_info *prev);

2
gdb/gdbarch.sh
View file

@ -447,7 +447,7 @@ v:1:CALL_DUMMY_STACK_ADJUST_P:int:call_dummy_stack_adjust_p::::0:-1:::0x%08lx
v:2:CALL_DUMMY_STACK_ADJUST:int:call_dummy_stack_adjust::::0:::gdbarch->call_dummy_stack_adjust_p && gdbarch->call_dummy_stack_adjust == 0:0x%08lx::CALL_DUMMY_STACK_ADJUST_P
f:2:FIX_CALL_DUMMY:void:fix_call_dummy:char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs, struct value **args, struct type *type, int gcc_p:dummy, pc, fun, nargs, args, type, gcc_p:::0
f:2:INIT_FRAME_PC_FIRST:void:init_frame_pc_first:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_noop::0
f:2:INIT_FRAME_PC:void:init_frame_pc:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_noop::0
f:2:INIT_FRAME_PC:void:init_frame_pc:int fromleaf, struct frame_info *prev:fromleaf, prev:::init_frame_pc_default::0
#
v:2:BELIEVE_PCC_PROMOTION:int:believe_pcc_promotion:::::::
v:2:BELIEVE_PCC_PROMOTION_TYPE:int:believe_pcc_promotion_type:::::::

1
gdb/mips-tdep.c
View file

@ -4130,6 +4130,7 @@ mips_gdbarch_init (struct gdbarch_info info,
/* There's a mess in stack frame creation. See comments in
blockframe.c near reference to INIT_FRAME_PC_FIRST. */
set_gdbarch_init_frame_pc_first (gdbarch, mips_init_frame_pc_first);
set_gdbarch_init_frame_pc (gdbarch, init_frame_pc_noop);
/* Map debug register numbers onto internal register numbers. */
set_gdbarch_stab_reg_to_regnum (gdbarch, mips_stab_reg_to_regnum);