diff options
author | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
commit | a334319f6530564d22e775935d9c91663623a1b4 (patch) | |
tree | b5877475619e4c938e98757d518bb1e9cbead751 /nptl/sysdeps/unix/sysv/linux/sh | |
parent | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff) | |
download | glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.xz glibc-a334319f6530564d22e775935d9c91663623a1b4.zip |
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h | 16 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/clone.S | 11 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S | 30 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h | 142 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S | 224 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S | 8 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S | 18 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S | 18 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/sh4/lowlevellock.h | 2 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h | 128 |
10 files changed, 120 insertions, 477 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h b/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h index 969686dd5a..5125408dcb 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -44,17 +44,11 @@ typedef union } pthread_attr_t; -typedef struct __pthread_internal_slist -{ - struct __pthread_internal_slist *__next; -} __pthread_slist_t; - - /* Data structures for mutex handling. The structure of the attribute type is not exposed on purpose. */ typedef union { - struct __pthread_mutex_s + struct { int __lock; unsigned int __count; @@ -63,11 +57,7 @@ typedef union binary compatibility. */ int __kind; unsigned int __nusers; - __extension__ union - { - int __spins; - __pthread_slist_t __list; - }; + int __spins; } __data; char __size[__SIZEOF_PTHREAD_MUTEX_T]; long int __align; diff --git a/nptl/sysdeps/unix/sysv/linux/sh/clone.S b/nptl/sysdeps/unix/sysv/linux/sh/clone.S index 675a997e97..62a11972d8 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/clone.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/clone.S @@ -1,9 +1,2 @@ -/* We want an #include_next, but we are the main source file. - So, #include ourselves and in that incarnation we can use #include_next. */ -#ifndef INCLUDED_SELF -# define INCLUDED_SELF -# include <clone.S> -#else -# define RESET_PID -# include_next <clone.S> -#endif +#define RESET_PID +#include <sysdeps/unix/sysv/linux/sh/clone.S> diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S index ac3169889f..bcb15615e5 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -32,11 +32,8 @@ .type __lll_mutex_lock_wait,@function .hidden __lll_mutex_lock_wait .align 5 - cfi_startproc __lll_mutex_lock_wait: mov.l r8, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r8, 0) mov r4, r6 mov r5, r8 mov #0, r7 /* No timeout. */ @@ -54,15 +51,14 @@ __lll_mutex_lock_wait: SYSCALL_INST_PAD 2: - mov #2, r6 - XCHG (r6, @r8, r2) + mov #2, r4 + XCHG (r4, @r8, r2) tst r2, r2 bf 1b mov.l @r15+, r8 ret mov r2, r0 - cfi_endproc .size __lll_mutex_lock_wait,.-__lll_mutex_lock_wait @@ -71,7 +67,6 @@ __lll_mutex_lock_wait: .type __lll_mutex_timedlock_wait,@function .hidden __lll_mutex_timedlock_wait .align 5 - cfi_startproc __lll_mutex_timedlock_wait: /* Check for a valid timeout value. */ mov.l @(4,r6), r1 @@ -80,21 +75,14 @@ __lll_mutex_timedlock_wait: bt 3f mov.l r10, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r10, 0) mov.l r9, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r9, 0) mov.l r8, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r8, 0) mov r4, r10 mov r6, r9 mov r5, r8 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 - cfi_adjust_cfa_offset(8) 1: /* Get current time. */ @@ -174,7 +162,6 @@ __lll_mutex_timedlock_wait: 5: bra 6b mov #ETIMEDOUT, r0 - cfi_endproc .L1k: .word 1000 @@ -191,7 +178,6 @@ __lll_mutex_timedlock_wait: .type lll_unlock_wake_cb,@function .hidden lll_unlock_wake_cb .align 5 - cfi_startproc lll_unlock_wake_cb: DEC (@r4, r2) tst r2, r2 @@ -209,7 +195,6 @@ lll_unlock_wake_cb: 1: rts nop - cfi_endproc .size lll_unlock_wake_cb,.-lll_unlock_wake_cb #endif @@ -218,7 +203,6 @@ lll_unlock_wake_cb: .type __lll_mutex_unlock_wake,@function .hidden __lll_mutex_unlock_wake .align 5 - cfi_startproc __lll_mutex_unlock_wake: mov #FUTEX_WAKE, r5 mov #1, r6 /* Wake one thread. */ @@ -230,7 +214,6 @@ __lll_mutex_unlock_wake: SYSCALL_INST_PAD rts nop - cfi_endproc .size __lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake @@ -239,20 +222,14 @@ __lll_mutex_unlock_wake: .type __lll_timedwait_tid,@function .hidden __lll_timedwait_tid .align 5 - cfi_startproc __lll_timedwait_tid: mov.l r9, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r9, 0) mov.l r8, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r8, 0) mov r4, r8 mov r5, r9 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 - cfi_adjust_cfa_offset(8) 2: /* Get current time. */ @@ -315,7 +292,6 @@ __lll_timedwait_tid: 6: bra 3b mov #ETIMEDOUT, r0 - cfi_endproc .L1k2: .word 1000 diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h index 0eb1f0114c..d9376d45a0 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -26,9 +26,6 @@ #define SYS_futex 240 #define FUTEX_WAIT 0 #define FUTEX_WAKE 1 -#define FUTEX_LOCK_PI 6 -#define FUTEX_UNLOCK_PI 7 -#define FUTEX_TRYLOCK_PI 8 /* Initializer for compatibility lock. */ @@ -65,28 +62,6 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden; : "r0", "r1", "r2", "t", "memory"); \ __result; }) -#define lll_robust_mutex_trylock(futex, id) \ - ({ unsigned char __result; \ - __asm __volatile ("\ - .align 2\n\ - mova 1f,r0\n\ - nop\n\ - mov r15,r1\n\ - mov #-8,r15\n\ - 0: mov.l @%1,r2\n\ - cmp/eq r2,%3\n\ - bf 1f\n\ - mov.l %2,@%1\n\ - 1: mov r1,r15\n\ - mov #-1,%0\n\ - negc %0,%0"\ - : "=r" (__result) \ - : "r" (&(futex)), \ - "r" (id), \ - "r" (LLL_MUTEX_LOCK_INITIALIZER) \ - : "r0", "r1", "r2", "t", "memory"); \ - __result; }) - #define lll_mutex_cond_trylock(futex) \ ({ unsigned char __result; \ __asm __volatile ("\ @@ -127,25 +102,6 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden; if (__result) \ __lll_mutex_lock_wait (__result, __futex); }) -#define lll_robust_mutex_lock(futex, id) \ - ({ int __result, val, *__futex = &(futex); \ - __asm __volatile ("\ - .align 2\n\ - mova 1f,r0\n\ - nop\n\ - mov r15,r1\n\ - mov #-8,r15\n\ - 0: mov.l @%2,%0\n\ - tst %0,%0\n\ - bf 1f\n\ - mov.l %1,@%2\n\ - 1: mov r1,r15"\ - : "=&r" (__result) : "r" (id), "r" (__futex) \ - : "r0", "r1", "t", "memory"); \ - if (__result) \ - __result = __lll_robust_mutex_lock_wait (__result, __futex); \ - __result; }) - /* Special version of lll_mutex_lock which causes the unlock function to always wakeup waiters. */ #define lll_mutex_cond_lock(futex) \ @@ -166,25 +122,6 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden; if (__result) \ __lll_mutex_lock_wait (__result, __futex); }) -#define lll_robust_mutex_cond_lock(futex, id) \ - ({ int __result, val, *__futex = &(futex); \ - __asm __volatile ("\ - .align 2\n\ - mova 1f,r0\n\ - nop\n\ - mov r15,r1\n\ - mov #-8,r15\n\ - 0: mov.l @%2,%0\n\ - tst %0,%0\n\ - bf 1f\n\ - mov.l %1,@%2\n\ - 1: mov r1,r15"\ - : "=&r" (__result) : "r" (id | FUTEX_WAITERS), "r" (__futex) \ - : "r0", "r1", "t", "memory"); \ - if (__result) \ - __result = __lll_robust_mutex_lock_wait (__result, __futex); \ - __result; }) - #define lll_mutex_timedlock(futex, timeout) \ ({ int __result, val, *__futex = &(futex); \ __asm __volatile ("\ @@ -204,26 +141,6 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden; __result = __lll_mutex_timedlock_wait (__result, __futex, timeout); \ __result; }) -#define lll_robust_mutex_timedlock(futex, timeout, id) \ - ({ int __result, val, *__futex = &(futex); \ - __asm __volatile ("\ - .align 2\n\ - mova 1f,r0\n\ - nop\n\ - mov r15,r1\n\ - mov #-8,r15\n\ - 0: mov.l @%2,%0\n\ - tst %0,%0\n\ - bf 1f\n\ - mov.l %1,@%2\n\ - 1: mov r1,r15"\ - : "=&r" (__result) : "r" (id), "r" (__futex) \ - : "r0", "r1", "t", "memory"); \ - if (__result) \ - __result = __lll_robust_mutex_timedlock_wait (__result, __futex, \ - timeout); \ - __result; }) - #define lll_mutex_unlock(futex) \ (void) ({ int __result, *__futex = &(futex); \ __asm __volatile ("\ @@ -240,37 +157,6 @@ extern int __lll_mutex_unlock_wake (int *__futex) attribute_hidden; if (__result) \ __lll_mutex_unlock_wake (__futex); }) -#define lll_robust_mutex_unlock(futex) \ - (void) ({ int __result, *__futex = &(futex); \ - __asm __volatile ("\ - .align 2\n\ - mova 1f,r0\n\ - mov r15,r1\n\ - mov #-6,r15\n\ - 0: mov.l @%1,%0\n\ - and %2,%0\n\ - mov.l %0,@%1\n\ - 1: mov r1,r15"\ - : "=&r" (__result) : "r" (__futex), "r" (FUTEX_TID_MASK) \ - : "r0", "r1", "memory"); \ - if (__result) \ - __lll_mutex_unlock_wake (__futex); }) - -#define lll_robust_mutex_dead(futex) \ - (void) ({ int __ignore, *__futex = &(futex); \ - __asm __volatile ("\ - .align 2\n\ - mova 1f,r0\n\ - mov r15,r1\n\ - mov #-6,r15\n\ - 0: mov.l @%1,%0\n\ - or %2,%0\n\ - mov.l %0,@%1\n\ - 1: mov r1,r15"\ - : "=&r" (__ignore) : "r" (__futex), "r" (FUTEX_OWNER_DIED) \ - : "r0", "r1", "memory"); \ - lll_futex_wake (__futex, 1); }) - #define lll_mutex_islocked(futex) \ (futex != 0) @@ -295,37 +181,19 @@ typedef int lll_lock_t; # endif #define lll_futex_wait(futex, val) \ - ({ \ - int __status; \ + do { \ + int __ignore; \ register unsigned long __r3 asm ("r3") = SYS_futex; \ register unsigned long __r4 asm ("r4") = (unsigned long) (futex); \ register unsigned long __r5 asm ("r5") = FUTEX_WAIT; \ register unsigned long __r6 asm ("r6") = (unsigned long) (val); \ register unsigned long __r7 asm ("r7") = 0; \ __asm __volatile (SYSCALL_WITH_INST_PAD \ - : "=z" (__status) \ - : "r" (__r3), "r" (__r4), "r" (__r5), \ - "r" (__r6), "r" (__r7) \ - : "memory", "t"); \ - __status; \ - }) - - -#define lll_futex_timed_wait(futex, val, timeout) \ - ({ \ - int __status; \ - register unsigned long __r3 asm ("r3") = SYS_futex; \ - register unsigned long __r4 asm ("r4") = (unsigned long) (futex); \ - register unsigned long __r5 asm ("r5") = FUTEX_WAIT; \ - register unsigned long __r6 asm ("r6") = (unsigned long) (val); \ - register unsigned long __r7 asm ("r7") = (timeout); \ - __asm __volatile (SYSCALL_WITH_INST_PAD \ - : "=z" (__status) \ + : "=z" (__ignore) \ : "r" (__r3), "r" (__r4), "r" (__r5), \ "r" (__r6), "r" (__r7) \ : "memory", "t"); \ - __status; \ - }) + } while (0) #define lll_futex_wake(futex, nr) \ diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S deleted file mode 100644 index c57d3cff18..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S +++ /dev/null @@ -1,224 +0,0 @@ -/* Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdep.h> -#include <pthread-errnos.h> -#include <lowlevelrobustlock.h> -#include "lowlevel-atomic.h" - - .text - -#define SYS_gettimeofday __NR_gettimeofday -#define SYS_futex 240 -#define FUTEX_WAIT 0 -#define FUTEX_WAKE 1 -#define FUTEX_WAITERS 0x80000000 -#define FUTEX_OWNER_DIED 0x40000000 - - - .globl __lll_robust_mutex_lock_wait - .type __lll_robust_mutex_lock_wait,@function - .hidden __lll_robust_mutex_lock_wait - .align 5 - cfi_startproc -__lll_robust_mutex_lock_wait: - mov.l r8, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r8, 0) - mov r5, r8 - mov #0, r7 /* No timeout. */ - mov #FUTEX_WAIT, r5 - -4: - mov r4, r6 - mov.l .L_FUTEX_WAITERS, r0 - or r0, r6 - shlr r0 /* r0 = FUTEX_OWNER_DIED */ - tst r0, r4 - bf/s 3f - cmp/eq r4, r6 - bt 1f - - CMPXCHG (r4, @r8, r6, r2) - bf 2f - -1: - mov r8, r4 - mov #SYS_futex, r3 - extu.b r3, r3 - trapa #0x14 - SYSCALL_INST_PAD - - mov.l @r8, r2 - -2: - tst r2, r2 - bf/s 4b - mov r2, r4 - - stc gbr, r1 - mov.w .Ltidoff, r2 - add r2, r1 - mov.l @r1, r6 - mov #0, r3 - CMPXCHG (r3, @r8, r6, r4) - bf 4b - mov #0, r4 - -3: - mov.l @r15+, r8 - ret - mov r4, r0 - cfi_endproc - .align 2 -.L_FUTEX_WAITERS: - .long FUTEX_WAITERS -.Ltidoff: - .word TID - TLS_PRE_TCB_SIZE - .size __lll_robust_mutex_lock_wait,.-__lll_robust_mutex_lock_wait - - - .globl __lll_robust_mutex_timedlock_wait - .type __lll_robust_mutex_timedlock_wait,@function - .hidden __lll_robust_mutex_timedlock_wait - .align 5 - cfi_startproc -__lll_robust_mutex_timedlock_wait: - /* Check for a valid timeout value. */ - mov.l @(4,r6), r1 - mov.l .L1g, r0 - cmp/hs r0, r1 - bt 3f - - mov.l r10, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r10, 0) - mov.l r9, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r9, 0) - mov.l r8, @-r15 - cfi_adjust_cfa_offset(4) - cfi_rel_offset (r8, 0) - mov r4, r10 - mov r6, r9 - mov r5, r8 - - /* Stack frame for the timespec and timeval structs. */ - add #-8, r15 - cfi_adjust_cfa_offset(8) - -1: - /* Get current time. */ - mov r15, r4 - mov #0, r5 - mov #SYS_gettimeofday, r3 - trapa #0x12 - SYSCALL_INST_PAD - - /* Compute relative timeout. */ - mov.l @(4,r15), r0 - mov.w .L1k, r1 - dmulu.l r0, r1 /* Micro seconds to nano seconds. */ - mov.l @r9, r2 - mov.l @(4,r9), r3 - mov.l @r15, r0 - sts macl, r1 - sub r0, r2 - clrt - subc r1, r3 - bf 4f - mov.l .L1g, r1 - add r1, r3 - add #-1, r2 -4: - cmp/pz r2 - bf 8f /* Time is already up. */ - - mov.l r2, @r15 /* Store relative timeout. */ - mov.l r3, @(4,r15) - - mov r10, r6 - mov.l .L_FUTEX_WAITERS2, r0 - or r0, r6 - shlr r0 /* r0 = FUTEX_OWNER_DIED */ - tst r0, r4 - bf/s 6f - cmp/eq r4, r6 - bt 2f - - CMPXCHG (r4, @r8, r6, r2) - bf/s 5f - mov #0, r5 - -2: - mov r8, r4 - mov #FUTEX_WAIT, r5 - mov r10, r6 - mov r15, r7 - mov #SYS_futex, r3 - extu.b r3, r3 - trapa #0x14 - SYSCALL_INST_PAD - mov r0, r5 - - mov.l @r8, r2 - -5: - tst r2, r2 - bf/s 7f - mov r2, r10 - - stc gbr, r1 - mov.w .Ltidoff2, r2 - add r2, r1 - mov.l @r1, r4 - mov #0, r3 - CMPXCHG (r3, @r8, r4, r10) - bf 7f - mov #0, r0 - -6: - add #8, r15 - mov.l @r15+, r8 - mov.l @r15+, r9 - rts - mov.l @r15+, r10 - -7: - /* Check whether the time expired. */ - mov #-ETIMEDOUT, r1 - cmp/eq r5, r1 - bf 1b - -8: - bra 6b - mov #ETIMEDOUT, r0 -3: - rts - mov #EINVAL, r0 - cfi_endproc - .align 2 -.L_FUTEX_WAITERS2: - .long FUTEX_WAITERS -.L1g: - .long 1000000000 -.Ltidoff2: - .word TID - TLS_PRE_TCB_SIZE -.L1k: - .word 1000 - .size __lll_robust_mutex_timedlock_wait,.-__lll_robust_mutex_timedlock_wait diff --git a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S index 56f0aa95de..6bd6e60ec1 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,7 +20,6 @@ #include <shlib-compat.h> #include <lowlevelcond.h> #include <kernel-features.h> -#include <pthread-pi-defines.h> #include "lowlevel-atomic.h" #define SYS_futex 240 @@ -99,11 +98,6 @@ __pthread_cond_broadcast: bt/s 9f add #cond_futex, r4 - /* XXX: The kernel so far doesn't support requeue to PI futex. */ - mov.l @(MUTEX_KIND,r9), r0 - tst #PI_BIT, r0 - bf 9f - /* Wake up all threads. */ mov #FUTEX_CMP_REQUEUE, r5 mov #1, r6 diff --git a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S index 6c782c8a76..74206a71ec 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -521,21 +521,6 @@ __condvar_tw_cleanup: mov #1, r2 mov #0, r3 - /* We increment the wakeup_seq counter only if it is lower than - total_seq. If this is not the case the thread was woken and - then canceled. In this case we ignore the signal. */ - mov.l @(total_seq+4,r8), r0 - mov.l @(wakeup_seq+4,r8), r1 - cmp/hi r1, r0 - bt/s 6f - cmp/hi r0, r1 - bt 7f - mov.l @(total_seq,r8), r0 - mov.l @(wakeup_seq,r8), r1 - cmp/hs r0, r1 - bt 7f - -6: clrt mov.l @(wakeup_seq,r8),r0 mov.l @(wakeup_seq+4,r8),r1 @@ -547,7 +532,6 @@ __condvar_tw_cleanup: add r2, r0 mov.l r0,@(cond_futex,r8) -7: clrt mov.l @(woken_seq,r8),r0 mov.l @(woken_seq+4,r8),r1 diff --git a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S index 6c59f3e6c0..2d6b685668 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -385,21 +385,6 @@ __condvar_w_cleanup: mov #1, r2 mov #0, r3 - /* We increment the wakeup_seq counter only if it is lower than - total_seq. If this is not the case the thread was woken and - then canceled. In this case we ignore the signal. */ - mov.l @(total_seq+4,r8), r0 - mov.l @(wakeup_seq+4,r8), r1 - cmp/hi r1, r0 - bt/s 6f - cmp/hi r0, r1 - bt 7f - mov.l @(total_seq,r8), r0 - mov.l @(wakeup_seq,r8), r1 - cmp/hs r0, r1 - bt 7f - -6: clrt mov.l @(wakeup_seq,r8),r0 mov.l @(wakeup_seq+4,r8),r1 @@ -411,7 +396,6 @@ __condvar_w_cleanup: add r2, r0 mov.l r0,@(cond_futex,r8) -7: clrt mov.l @(woken_seq,r8),r0 mov.l @(woken_seq+4,r8),r1 diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sh4/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/sh/sh4/lowlevellock.h index 90be7bd8d0..8cdcac5560 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/sh4/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/sh4/lowlevellock.h @@ -1,4 +1,4 @@ /* 4 instruction cycles not accessing cache and TLB are needed after trapa instruction to avoid an SH-4 silicon bug. */ #define NEED_SYSCALL_INST_PAD -#include_next <lowlevellock.h> +#include <sysdeps/unix/sysv/linux/sh/lowlevellock.h> diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h index a8065c6a8c..fc3c2340b6 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -49,32 +49,27 @@ .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ .Lpseudo_cancel: \ sts.l pr,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (pr, 0); \ + .LCFI0: \ add _IMM16,r15; \ - cfi_adjust_cfa_offset (16); \ SAVE_ARGS_##args; \ + .LCFI1: \ CENABLE; \ LOAD_ARGS_##args; \ add _IMP16,r15; \ - cfi_adjust_cfa_offset (-16); \ + .LCFI2: \ lds.l @r15+,pr; \ - cfi_adjust_cfa_offset (-4); \ - cfi_restore (pr); \ + .LCFI3: \ DO_CALL(syscall_name, args); \ SYSCALL_INST_PAD; \ sts.l pr,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (pr, 0); \ + .LCFI4: \ mov.l r0,@-r15; \ - cfi_adjust_cfa_offset (4); \ - cfi_rel_offset (r0, 0); \ + .LCFI5: \ CDISABLE; \ mov.l @r15+,r0; \ - cfi_adjust_cfa_offset (-4); \ + .LCFI6: \ lds.l @r15+,pr; \ - cfi_adjust_cfa_offset (-4); \ - cfi_restore (pr); \ + .LCFI7: \ mov r0,r1; \ mov _IMM12,r2; \ shad r2,r1; \ @@ -83,17 +78,106 @@ bf .Lpseudo_end; \ .Lsyscall_error: \ SYSCALL_ERROR_HANDLER; \ - .Lpseudo_end: + .Lpseudo_end: \ + /* Create unwinding information for the syscall wrapper. */ \ + .section .eh_frame,"a",@progbits; \ + .Lframe1: \ + .ualong .LECIE1-.LSCIE1; \ + .LSCIE1: \ + .ualong 0x0; \ + .byte 0x1; \ + AUGMENTATION_STRING; \ + .uleb128 0x1; \ + .sleb128 -4; \ + .byte 0x11; \ + AUGMENTATION_PARAM; \ + .byte 0xc; \ + .uleb128 0xf; \ + .uleb128 0x0; \ + .align 2; \ + .LECIE1: \ + .LSFDE1: \ + .ualong .LEFDE1-.LASFDE1; \ + .LASFDE1: \ + .ualong .LASFDE1-.Lframe1; \ + START_SYMBOL_REF; \ + .ualong .Lpseudo_end - .Lpseudo_start; \ + AUGMENTATION_PARAM_FDE; \ + .byte 0x4; \ + .ualong .LCFI0-.Lpseudo_start; \ + .byte 0xe; \ + .uleb128 0x4; \ + .byte 0x91; \ + .uleb128 0x1; \ + .byte 0x4; \ + .ualong .LCFI1-.LCFI0; \ + .byte 0xe; \ + .uleb128 0x14; \ + FRAME_REG_##args; \ + .byte 0x4; \ + .ualong .LCFI2-.LCFI1; \ + .byte 0xe; \ + .uleb128 0x4; \ + .byte 0x4; \ + .ualong .LCFI3-.LCFI2; \ + .byte 0xe; \ + .uleb128 0x0; \ + .byte 0xd1; \ + .byte 0x4; \ + .ualong .LCFI4-.LCFI3; \ + .byte 0xe; \ + .uleb128 0x4; \ + .byte 0x91; \ + .uleb128 0x1; \ + .byte 0x4; \ + .ualong .LCFI5-.LCFI4; \ + .byte 0xe; \ + .uleb128 0x8; \ + .byte 0x80; \ + .uleb128 0x2; \ + .byte 0x4; \ + .ualong .LCFI6-.LCFI5; \ + .byte 0xe; \ + .uleb128 0x4; \ + .byte 0xc0; \ + .byte 0x4; \ + .ualong .LCFI7-.LCFI6; \ + .byte 0xe; \ + .uleb128 0x0; \ + .byte 0xd1; \ + .align 2; \ + .LEFDE1: \ + .previous + +# ifdef SHARED +# define AUGMENTATION_STRING .string "zR" +# define AUGMENTATION_PARAM .uleb128 1; .byte 0x1b +# define AUGMENTATION_PARAM_FDE .uleb128 0 +# define START_SYMBOL_REF .long .Lpseudo_start-. +# else +# define AUGMENTATION_STRING .ascii "\0" +# define AUGMENTATION_PARAM +# define AUGMENTATION_PARAM_FDE +# define START_SYMBOL_REF .long .Lpseudo_start +# endif + +# define FRAME_REG_0 /* Nothing. */ +# define FRAME_REG_1 FRAME_REG_0; .byte 0x84; .uleb128 5 +# define FRAME_REG_2 FRAME_REG_1; .byte 0x85; .uleb128 4 +# define FRAME_REG_3 FRAME_REG_2; .byte 0x86; .uleb128 3 +# define FRAME_REG_4 FRAME_REG_3; .byte 0x87; .uleb128 2 +# define FRAME_REG_5 FRAME_REG_4 +# define FRAME_REG_6 FRAME_REG_5 # undef PSEUDO_END # define PSEUDO_END(sym) \ END (sym) # define SAVE_ARGS_0 /* Nothing. */ -# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15); cfi_offset (r4,-4) -# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15); cfi_offset (r5,-8) -# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15); cfi_offset (r6,-12) -# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15); cfi_offset (r7,-16) +# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15) +# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15) +# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15) +# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15) # define SAVE_ARGS_5 SAVE_ARGS_4 # define SAVE_ARGS_6 SAVE_ARGS_5 @@ -161,9 +245,3 @@ # define NO_CANCELLATION 1 #endif - -#ifndef __ASSEMBLER__ -# define RTLD_SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - header.multiple_threads) == 0, 1) -#endif |