diff options
Diffstat (limited to 'gdb/config/i386/tm-i386.h')
| -rw-r--r-- | gdb/config/i386/tm-i386.h | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/gdb/config/i386/tm-i386.h b/gdb/config/i386/tm-i386.h index 918d62afeb1..2f180864181 100644 --- a/gdb/config/i386/tm-i386.h +++ b/gdb/config/i386/tm-i386.h @@ -21,9 +21,10 @@ #ifndef TM_I386_H #define TM_I386_H 1 -/* Forward decl's for prototypes */ +/* Forward declarations for prototypes. */ struct frame_info; struct frame_saved_regs; +struct value; struct type; #define TARGET_BYTE_ORDER LITTLE_ENDIAN @@ -68,7 +69,8 @@ extern int i386_skip_prologue (int); through the frames for this because on some machines the new frame is not set up until the new function executes some instructions. */ -#define SAVED_PC_AFTER_CALL(frame) (read_memory_integer (read_register (SP_REGNUM), 4)) +#define SAVED_PC_AFTER_CALL(frame) \ + (read_memory_unsigned_integer (read_register (SP_REGNUM), 4)) /* Stack grows downward. */ @@ -326,7 +328,7 @@ extern void i386_extract_return_value (struct type *type, char *regbuf, ((thisframe)->signal_handler_caller \ ? (thisframe)->frame \ : (!inside_entry_file ((thisframe)->pc) \ - ? read_memory_integer ((thisframe)->frame, 4) \ + ? read_memory_unsigned_integer ((thisframe)->frame, 4) \ : 0)) /* A macro that tells us whether the function invocation represented @@ -341,7 +343,7 @@ extern void i386_extract_return_value (struct type *type, char *regbuf, #define FRAME_SAVED_PC(FRAME) \ (((FRAME)->signal_handler_caller \ ? sigtramp_saved_pc (FRAME) \ - : read_memory_integer ((FRAME)->frame + 4, 4)) \ + : read_memory_unsigned_integer ((FRAME)->frame + 4, 4)) \ ) extern CORE_ADDR sigtramp_saved_pc (struct frame_info *); @@ -408,19 +410,13 @@ extern void i386_pop_frame (void); /* 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) \ -{ \ - int from, to, delta, loc; \ - loc = (int)(read_register (SP_REGNUM) - CALL_DUMMY_LENGTH); \ - from = loc + 5; \ - to = (int)(fun); \ - delta = to - from; \ - *((char *)(dummyname) + 1) = (delta & 0xff); \ - *((char *)(dummyname) + 2) = ((delta >> 8) & 0xff); \ - *((char *)(dummyname) + 3) = ((delta >> 16) & 0xff); \ - *((char *)(dummyname) + 4) = ((delta >> 24) & 0xff); \ -} +#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); |