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* sysdeps/mips/pspinlock.c (__pthread_spin_lock): Silence the

Browse Source 
gcc warning. 
(__pthread_spin_lock): Remove ".set noreorder". 
* sysdeps/mips/pt-machine.h (__compare_and_swap): Liekwise.
2002-02-07  H.J. Lu  <hjl@gnu.org>

	* sysdeps/mips/pspinlock.c (__pthread_spin_lock): Silence the
	gcc warning.
	(__pthread_spin_lock): Remove ".set noreorder".
	* sysdeps/mips/pt-machine.h (__compare_and_swap): Liekwise.
This commit is contained in:
Andreas Jaeger
2002-02-08 16:14:43 +00:00
parent 96beb56332
commit 1a70fdb307
3 changed files with 10 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
linuxthreads/ChangeLog
View File

@@ -1,3 +1,10 @@
2002-02-07 H.J. Lu <hjl@gnu.org>
* sysdeps/mips/pspinlock.c (__pthread_spin_lock): Silence the
gcc warning.
(__pthread_spin_lock): Remove ".set noreorder".
* sysdeps/mips/pt-machine.h (__compare_and_swap): Liekwise.
2002-02-05 H.J. Lu <hjl@gnu.org> 2002-02-05 H.J. Lu <hjl@gnu.org>
* sysdeps/mips/pspinlock.c (__pthread_spin_lock): Not use * sysdeps/mips/pspinlock.c (__pthread_spin_lock): Not use

7
linuxthreads/sysdeps/mips/pspinlock.c
View File

@@ -35,11 +35,8 @@ __pthread_spin_lock (pthread_spinlock_t *lock)
("\t\t\t# spin_lock\n" ("\t\t\t# spin_lock\n"
"1:\n\t" "1:\n\t"
"ll %1,%3\n\t" "ll %1,%3\n\t"
".set push\n\t" "li %2,1\n\t"
".set noreorder\n\t"
"bnez %1,1b\n\t" "bnez %1,1b\n\t"
" li %2,1\n\t"
".set pop\n\t"
"sc %2,%0\n\t" "sc %2,%0\n\t"
"beqz %2,1b" "beqz %2,1b"
: "=m" (*lock), "=&r" (tmp1), "=&r" (tmp2) : "=m" (*lock), "=&r" (tmp1), "=&r" (tmp2)
@@ -54,7 +51,7 @@ __pthread_spin_lock (pthread_spinlock_t *lock)
int int
__pthread_spin_lock (pthread_spinlock_t *lock) __pthread_spin_lock (pthread_spinlock_t *lock)
{ {
while (_test_and_set (lock, 1)); while (_test_and_set ((int *) lock, 1));
return 0; return 0;
} }

5
linuxthreads/sysdeps/mips/pt-machine.h
View File

@@ -60,11 +60,8 @@ __compare_and_swap (long int *p, long int oldval, long int newval)
("/* Inline compare & swap */\n" ("/* Inline compare & swap */\n"
"1:\n\t" "1:\n\t"
"ll %1,%5\n\t" "ll %1,%5\n\t"
".set push\n\t" "move %0,$0\n\t"
".set noreorder\n\t"
"bne %1,%3,2f\n\t" "bne %1,%3,2f\n\t"
" move %0,$0\n\t"
".set pop\n\t"
"move %0,%4\n\t" "move %0,%4\n\t"
"sc %0,%2\n\t" "sc %0,%2\n\t"
"beqz %0,1b\n" "beqz %0,1b\n"