--- /dev/null
+diff -rup a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
+--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S 2011-12-22 18:04:12.937212834 +0000
++++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S 2011-12-22 18:04:42.104222278 +0000
+@@ -137,7 +137,6 @@ __pthread_cond_wait:
+ cmpl $PI_BIT, %eax
+ jne 18f
+
+-90:
+ movl $(FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG), %ecx
+ movl %ebp, %edx
+ xorl %esi, %esi
+@@ -151,9 +150,6 @@ __pthread_cond_wait:
+ sete 16(%esp)
+ je 19f
+
+- cmpl $-EAGAIN, %eax
+- je 91f
+-
+ /* Normal and PI futexes dont mix. Use normal futex functions only
+ if the kernel does not support the PI futex functions. */
+ cmpl $-ENOSYS, %eax
+@@ -398,78 +394,6 @@ __pthread_cond_wait:
+ #endif
+ call __lll_unlock_wake
+ jmp 11b
+-
+-91:
+-.LcleanupSTART2:
+- /* FUTEX_WAIT_REQUEUE_PI returned EAGAIN. We need to
+- call it again. */
+-
+- /* Get internal lock. */
+- movl $1, %edx
+- xorl %eax, %eax
+- LOCK
+-#if cond_lock == 0
+- cmpxchgl %edx, (%ebx)
+-#else
+- cmpxchgl %edx, cond_lock(%ebx)
+-#endif
+- jz 92f
+-
+-#if cond_lock == 0
+- movl %ebx, %edx
+-#else
+- leal cond_lock(%ebx), %edx
+-#endif
+-#if (LLL_SHARED-LLL_PRIVATE) > 255
+- xorl %ecx, %ecx
+-#endif
+- cmpl $-1, dep_mutex(%ebx)
+- setne %cl
+- subl $1, %ecx
+- andl $(LLL_SHARED-LLL_PRIVATE), %ecx
+-#if LLL_PRIVATE != 0
+- addl $LLL_PRIVATE, %ecx
+-#endif
+- call __lll_lock_wait
+-
+-92:
+- /* Increment the cond_futex value again, so it can be used as a new
+- expected value. */
+- addl $1, cond_futex(%ebx)
+- movl cond_futex(%ebx), %ebp
+-
+- /* Unlock. */
+- LOCK
+-#if cond_lock == 0
+- subl $1, (%ebx)
+-#else
+- subl $1, cond_lock(%ebx)
+-#endif
+- je 93f
+-#if cond_lock == 0
+- movl %ebx, %eax
+-#else
+- leal cond_lock(%ebx), %eax
+-#endif
+-#if (LLL_SHARED-LLL_PRIVATE) > 255
+- xorl %ecx, %ecx
+-#endif
+- cmpl $-1, dep_mutex(%ebx)
+- setne %cl
+- subl $1, %ecx
+- andl $(LLL_SHARED-LLL_PRIVATE), %ecx
+-#if LLL_PRIVATE != 0
+- addl $LLL_PRIVATE, %ecx
+-#endif
+- call __lll_unlock_wake
+-
+-93:
+- /* Set the rest of SYS_futex args for FUTEX_WAIT_REQUEUE_PI. */
+- xorl %ecx, %ecx
+- movl dep_mutex(%ebx), %edi
+- jmp 90b
+-.LcleanupEND2:
+-
+ .size __pthread_cond_wait, .-__pthread_cond_wait
+ versioned_symbol (libpthread, __pthread_cond_wait, pthread_cond_wait,
+ GLIBC_2_3_2)
+@@ -642,10 +566,6 @@ __condvar_w_cleanup:
+ .long .LcleanupEND-.Lsub_cond_futex
+ .long __condvar_w_cleanup-.LSTARTCODE
+ .uleb128 0
+- .long .LcleanupSTART2-.LSTARTCODE
+- .long .LcleanupEND2-.LcleanupSTART2
+- .long __condvar_w_cleanup-.LSTARTCODE
+- .uleb128 0
+ .long .LcallUR-.LSTARTCODE
+ .long .LENDCODE-.LcallUR
+ .long 0
+Only in b/nptl/sysdeps/unix/sysv/linux/i386/i486: pthread_cond_wait.S.orig
+diff -rup a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
+--- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S 2011-12-22 18:04:12.941212837 +0000
++++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S 2011-12-22 18:05:05.155229737 +0000
+@@ -23,7 +23,6 @@
+ #include <lowlevelcond.h>
+ #include <tcb-offsets.h>
+ #include <pthread-pi-defines.h>
+-#include <pthread-errnos.h>
+ #include <stap-probe.h>
+
+ #include <kernel-features.h>
+@@ -137,14 +136,11 @@ __pthread_cond_wait:
+ cmpl $PI_BIT, %eax
+ jne 61f
+
+-90:
+ movl $(FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG), %esi
+ movl $SYS_futex, %eax
+ syscall
+
+ movl $1, %r8d
+- cmpq $-EAGAIN, %rax
+- je 91f
+ #ifdef __ASSUME_REQUEUE_PI
+ jmp 62f
+ #else
+@@ -331,70 +327,6 @@ __pthread_cond_wait:
+
+ 13: movq %r10, %rax
+ jmp 14b
+-
+-91:
+-.LcleanupSTART2:
+- /* FUTEX_WAIT_REQUEUE_PI returned EAGAIN. We need to
+- call it again. */
+- movq 8(%rsp), %rdi
+-
+- /* Get internal lock. */
+- movl $1, %esi
+- xorl %eax, %eax
+- LOCK
+-#if cond_lock == 0
+- cmpxchgl %esi, (%rdi)
+-#else
+- cmpxchgl %esi, cond_lock(%rdi)
+-#endif
+- jz 92f
+-
+-#if cond_lock != 0
+- addq $cond_lock, %rdi
+-#endif
+- cmpq $-1, dep_mutex-cond_lock(%rdi)
+- movl $LLL_PRIVATE, %eax
+- movl $LLL_SHARED, %esi
+- cmovne %eax, %esi
+- callq __lll_lock_wait
+-#if cond_lock != 0
+- subq $cond_lock, %rdi
+-#endif
+-92:
+- /* Increment the cond_futex value again, so it can be used as a new
+- expected value. */
+- incl cond_futex(%rdi)
+- movl cond_futex(%rdi), %edx
+-
+- /* Release internal lock. */
+- LOCK
+-#if cond_lock == 0
+- decl (%rdi)
+-#else
+- decl cond_lock(%rdi)
+-#endif
+- jz 93f
+-
+-#if cond_lock != 0
+- addq $cond_lock, %rdi
+-#endif
+- cmpq $-1, dep_mutex-cond_lock(%rdi)
+- movl $LLL_PRIVATE, %eax
+- movl $LLL_SHARED, %esi
+- cmovne %eax, %esi
+- /* The call preserves %rdx. */
+- callq __lll_unlock_wake
+-#if cond_lock != 0
+- subq $cond_lock, %rdi
+-#endif
+-93:
+- /* Set the rest of SYS_futex args for FUTEX_WAIT_REQUEUE_PI. */
+- xorq %r10, %r10
+- movq dep_mutex(%rdi), %r8
+- leaq cond_futex(%rdi), %rdi
+- jmp 90b
+-.LcleanupEND2:
+-
+ .size __pthread_cond_wait, .-__pthread_cond_wait
+ versioned_symbol (libpthread, __pthread_cond_wait, pthread_cond_wait,
+ GLIBC_2_3_2)
+@@ -547,15 +479,11 @@ __condvar_cleanup1:
+ .uleb128 .LcleanupSTART-.LSTARTCODE
+ .uleb128 .LcleanupEND-.LcleanupSTART
+ .uleb128 __condvar_cleanup1-.LSTARTCODE
+- .uleb128 0
+- .uleb128 .LcleanupSTART2-.LSTARTCODE
+- .uleb128 .LcleanupEND2-.LcleanupSTART2
+- .uleb128 __condvar_cleanup1-.LSTARTCODE
+- .uleb128 0
++ .uleb128 0
+ .uleb128 .LcallUR-.LSTARTCODE
+ .uleb128 .LENDCODE-.LcallUR
+ .uleb128 0
+- .uleb128 0
++ .uleb128 0
+ .Lcstend:
+
+
+Only in b/nptl/sysdeps/unix/sysv/linux/x86_64: pthread_cond_wait.S.orig
+Only in b/nptl/sysdeps/unix/sysv/linux/x86_64: pthread_cond_wait.S.rej
projects / people / ms / ipfire-3.x.git / blobdiff