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* i386-tdep.c (i386_frame_saved_pc): New function.

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* config/i386/tm-i386.h (FRAME_SAVED_PC): Redefine in terms of
i386_frame_saved_pc.
(i386_frame_saved_pc): New prototype.
This commit is contained in:
Mark Kettenis 2001-05-09 16:16:33 +00:00
parent 96f37af640
commit 0d17c81d95
3 changed files with 25 additions and 8 deletions
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5
gdb/ChangeLog
View file

@ -1,5 +1,10 @@
2001-05-09 Mark Kettenis <kettenis@gnu.org>
* i386-tdep.c (i386_frame_saved_pc): New function.
* config/i386/tm-i386.h (FRAME_SAVED_PC): Redefine in terms of
i386_frame_saved_pc.
(i386_frame_saved_pc): New prototype.
* i386-tdep.c (i386_register_virtual_type): New function.
(i386_register_convertible): New function.
* config/i386/tm-i386.h (REGISTER_VIRTUAL_TYPE): Redefine in terms

11
gdb/config/i386/tm-i386.h
View file

@ -330,15 +330,10 @@ extern CORE_ADDR i386_frame_chain (struct frame_info *frame);
i386_frameless_function_invocation (frame)
extern int i386_frameless_function_invocation (struct frame_info *frame);
/* Saved Pc. Get it from sigcontext if within sigtramp. */
/* Return the saved program counter for FRAME. */
#define FRAME_SAVED_PC(FRAME) \
(((FRAME)->signal_handler_caller \
? sigtramp_saved_pc (FRAME) \
: read_memory_unsigned_integer ((FRAME)->frame + 4, 4)) \
)
extern CORE_ADDR sigtramp_saved_pc (struct frame_info *);
#define FRAME_SAVED_PC(frame) i386_frame_saved_pc (frame)
extern CORE_ADDR i386_frame_saved_pc (struct frame_info *frame);
#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame)

17
gdb/i386-tdep.c
View file

@ -378,6 +378,23 @@ i386_frameless_function_invocation (struct frame_info *frame)
return frameless_look_for_prologue (frame);
}
/* Return the saved program counter for FRAME. */
CORE_ADDR
i386_frame_saved_pc (struct frame_info *frame)
{
/* FIXME: kettenis/2001-05-09: Conditionalizing the next bit of code
on SIGCONTEXT_PC_OFFSET and I386V4_SIGTRAMP_SAVED_PC should be
considered a temporary hack. I plan to come up with something
better when we go multi-arch. */
#if defined (SIGCONTEXT_PC_OFFSET) || defined (I386V4_SIGTRAMP_SAVED_PC)
if (frame->signal_handler_caller)
return sigtramp_saved_pc (frame);
#endif
return read_memory_unsigned_integer (frame->frame + 4, 4);
}
/* Immediately after a function call, return the saved pc. */
CORE_ADDR