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| author | Mark Kettenis <kettenis@gnu.org> | 2000-06-12 01:44:35 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@gnu.org> | 2000-06-12 01:44:35 +0000 |
| commit | a7769679c2a5a2964860c20235de86dd5c5a0383 (patch) | |
| tree | 8a439e87dbb2b55e650c2cc2c1b3cbbebebed2ea /gdb/i386-tdep.c | |
| parent | 8ab863813992424472e316b4dd77fe75525f77e6 (diff) | |
| download | gdb-a7769679c2a5a2964860c20235de86dd5c5a0383.zip gdb-a7769679c2a5a2964860c20235de86dd5c5a0383.tar.gz gdb-a7769679c2a5a2964860c20235de86dd5c5a0383.tar.bz2 | |
* config/i386/tm-i386.h: Add forward declaration of `struct value'.
(FIX_CALL_DUMMY): Redefined to call i386_fix_call_dummy.
(i386_fix_call_dummy): Add prototype.
* i386-tdep.c (i386_fix_call_dummy): New function based on the
code from the old FIX_CALL_DUMMY macro.
Diffstat (limited to 'gdb/i386-tdep.c')
| -rw-r--r-- | gdb/i386-tdep.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c index 4eddde5..728d012 100644 --- a/gdb/i386-tdep.c +++ b/gdb/i386-tdep.c @@ -638,6 +638,26 @@ i386_push_dummy_frame () write_register (SP_REGNUM, sp); } +/* Insert the (relative) function address into the call sequence + stored at DYMMY. */ + +void +i386_fix_call_dummy (char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs, + value_ptr *args, struct type *type, int 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 *)(dummy) + 1) = (delta & 0xff); + *((char *)(dummy) + 2) = ((delta >> 8) & 0xff); + *((char *)(dummy) + 3) = ((delta >> 16) & 0xff); + *((char *)(dummy) + 4) = ((delta >> 24) & 0xff); +} + void i386_pop_frame () { |