diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 10 | ||||
| -rw-r--r-- | gdb/config/i386/tm-i386.h | 30 | ||||
| -rw-r--r-- | gdb/i386-tdep.c | 24 |
3 files changed, 34 insertions, 30 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 5e50b0f..725ae61 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,13 @@ +2002-06-16 Mark Kettenis <kettenis@gnu.org> + + * config/i386/tm-i386.h (PARM_BOUNDARY, CALL_DUMMY, + CALL_DUMMY_LENGTH, CALL_DUMMY_START_OFFSET, + CALL_DUMMY_BREAKPOINT_OFFSET, FIX_CALL_DUMMY): Remove defines. + (i386_fix_call_dummy): Remove prototype. + * i386-tdep.c (i386_call_dummy_words): New variable. + (i386_gdbarch_init): Adjust for removal of the + macros mentioned above. + 2002-06-15 Andrew Cagney <ac131313@redhat.com> * command.h (add_setshow_auto_boolean_cmd): Replace diff --git a/gdb/config/i386/tm-i386.h b/gdb/config/i386/tm-i386.h index ad292f5..74c465e 100644 --- a/gdb/config/i386/tm-i386.h +++ b/gdb/config/i386/tm-i386.h @@ -65,36 +65,6 @@ extern void i387_float_info (void); #define FLOAT_INFO { i387_float_info (); } -/* Things needed for making the inferior call functions. */ - -/* "An argument's size is increased, if necessary, to make it a - multiple of [32 bit] words. This may require tail padding, - depending on the size of the argument" - from the x86 ABI. */ -#define PARM_BOUNDARY 32 - - -/* this is - * call 11223344 (32 bit relative) - * int3 - */ - -#define CALL_DUMMY { 0x223344e8, 0xcc11 } - -#define CALL_DUMMY_LENGTH 8 - -#define CALL_DUMMY_START_OFFSET 0 /* Start execution at beginning of dummy */ - -#define CALL_DUMMY_BREAKPOINT_OFFSET 5 - -/* Insert the specified number of args and function address - into a call sequence of the above form stored at DUMMYNAME. */ - -#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \ - i386_fix_call_dummy (dummyname, pc, fun, nargs, args, type, gcc_p) -extern void i386_fix_call_dummy (char *dummy, CORE_ADDR pc, CORE_ADDR fun, - int nargs, struct value **args, - struct type *type, int gcc_p); - /* FIXME: kettenis/2000-06-12: These do not belong here. */ extern void print_387_control_word (unsigned int); extern void print_387_status_word (unsigned int); diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index 00a01bd..41c565d 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -787,6 +787,19 @@ i386_push_dummy_frame (void) write_register (FP_REGNUM, fp); } +/* The i386 call dummy sequence: + + call 11223344 (32-bit relative) + int 3 + + It is 8 bytes long. */ + +static LONGEST i386_call_dummy_words[] = +{ + 0x223344e8, + 0xcc11 +}; + /* Insert the (relative) function address into the call sequence stored at DYMMY. */ @@ -1407,16 +1420,27 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) /* Call dummy code. */ set_gdbarch_call_dummy_location (gdbarch, ON_STACK); + set_gdbarch_call_dummy_start_offset (gdbarch, 0); set_gdbarch_call_dummy_breakpoint_offset (gdbarch, 5); set_gdbarch_call_dummy_breakpoint_offset_p (gdbarch, 1); + set_gdbarch_call_dummy_length (gdbarch, 8); set_gdbarch_call_dummy_p (gdbarch, 1); + set_gdbarch_call_dummy_words (gdbarch, i386_call_dummy_words); + set_gdbarch_sizeof_call_dummy_words (gdbarch, + sizeof (i386_call_dummy_words)); set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0); + set_gdbarch_fix_call_dummy (gdbarch, i386_fix_call_dummy); set_gdbarch_get_saved_register (gdbarch, generic_get_saved_register); set_gdbarch_push_arguments (gdbarch, i386_push_arguments); set_gdbarch_pc_in_call_dummy (gdbarch, pc_in_call_dummy_on_stack); + /* "An argument's size is increased, if necessary, to make it a + multiple of [32-bit] words. This may require tail padding, + depending on the size of the argument" -- from the x86 ABI. */ + set_gdbarch_parm_boundary (gdbarch, 32); + set_gdbarch_deprecated_extract_return_value (gdbarch, i386_extract_return_value); set_gdbarch_push_arguments (gdbarch, i386_push_arguments); |