diff options
| author | Thomas Bushnell <thomas@gnu.org> | 1996-10-24 19:30:10 +0000 |
|---|---|---|
| committer | Thomas Bushnell <thomas@gnu.org> | 1996-10-24 19:30:10 +0000 |
| commit | 09699519abd25a24edd20efda0e24838f272db0b (patch) | |
| tree | 12855768e5e9c9aadead5af74483bdb343fbd8bb /libthreads/i386 | |
| parent | 535f8e46a030eda99b08e7a4fd03b0e6cdaa6d5e (diff) | |
Mon Oct 21 22:05:48 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* i386/csw.S (CALL_MCOUNT): New macro.
(cproc_swtich, cproc_start_wait, cproc_prepare): Use CALL_MCOUNT.
Diffstat (limited to 'libthreads/i386')
| -rw-r--r-- | libthreads/i386/csw.S | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libthreads/i386/csw.S b/libthreads/i386/csw.S index ea77b739..5e4427b7 100644 --- a/libthreads/i386/csw.S +++ b/libthreads/i386/csw.S @@ -26,6 +26,9 @@ /* * HISTORY * $Log: csw.S,v $ + * Revision 1.6 1996/08/29 17:44:42 thomas + * *** empty log message *** + * * Revision 1.5 1995/10/04 20:55:28 roland * (JUMPTARGET): New macro, versions for [PIC] and not. * Use it in place of EXT. @@ -72,12 +75,21 @@ #define JUMPTARGET(name) EXT(name) #endif +#ifdef PROF +#define CALL_MCOUNT \ + pushl %ebp; movl %esp, %ebp; call JUMPTARGET(mcount); popl %ebp; +#else +#define CALL_MCOUNT +#endif + + /* * Suspend the current thread and resume the next one. * * void cproc_switch(int *cur, int *next, int *lock) */ ENTRY(cproc_switch) + CALL_MCOUNT pushl %ebp /* save ebp */ movl %esp,%ebp /* set frame pointer to get arguments */ pushl %ebx /* save ebx */ @@ -109,6 +121,7 @@ ENTRY(cproc_switch) * int *lock) */ ENTRY(cproc_start_wait) + CALL_MCOUNT pushl %ebp /* save ebp */ movl %esp,%ebp /* set frame pointer */ pushl %ebx /* save ebx */ @@ -134,6 +147,7 @@ ENTRY(cproc_start_wait) * void cproc_prepare(cproc_t child, int *context, int stack) */ ENTRY(cproc_prepare) + CALL_MCOUNT pushl %ebp /* save ebp */ movl %esp,%ebp /* set frame pointer */ movl B_ARG2,%edx /* get child`s stack */ |