diff options
Diffstat (limited to 'libpthread/linuxthreads.old/sysdeps')
39 files changed, 4509 insertions, 0 deletions
diff --git a/libpthread/linuxthreads.old/sysdeps/alpha/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/alpha/pt-machine.h new file mode 100644 index 000000000..b47343ba7 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/alpha/pt-machine.h @@ -0,0 +1,126 @@ +/* Machine-dependent pthreads configuration and inline functions. + Alpha version. + Copyright (C) 1996, 1997, 1998, 2000, 2002, 2003 + Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson <rth@tamu.edu>. + + 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; see the file COPYING.LIB. If not, + see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +#ifdef __linux__ +# include <asm/pal.h> +#else +# include <machine/pal.h> +#endif + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. */ +#define CURRENT_STACK_FRAME stack_pointer +register char *stack_pointer __asm__("$30"); + + +/* Memory barrier; default is to do nothing */ +#define MEMORY_BARRIER() __asm__ __volatile__("mb" : : : "memory") +/* Write barrier. */ +#define WRITE_MEMORY_BARRIER() __asm__ __volatile__("wmb" : : : "memory") + + +/* Spinlock implementation; required. */ +PT_EI long int +testandset (int *spinlock) +{ + long int ret, temp; + + __asm__ __volatile__( + "/* Inline spinlock test & set */\n" + "1:\t" + "ldl_l %0,%3\n\t" + "bne %0,2f\n\t" + "or $31,1,%1\n\t" + "stl_c %1,%2\n\t" + "beq %1,1b\n" + "2:\tmb\n" + "/* End spinlock test & set */" + : "=&r"(ret), "=&r"(temp), "=m"(*spinlock) + : "m"(*spinlock) + : "memory"); + + return ret; +} + + +/* Begin allocating thread stacks at this address. Default is to allocate + them just below the initial program stack. */ +#define THREAD_STACK_START_ADDRESS 0x40000000000 + + +/* Return the thread descriptor for the current thread. */ +#define THREAD_SELF \ +({ \ + register pthread_descr __self __asm__("$0"); \ + __asm__ ("call_pal %1" : "=r"(__self) : "i"(PAL_rduniq)); \ + __self; \ +}) + +/* Initialize the thread-unique value. */ +#define INIT_THREAD_SELF(descr, nr) \ +{ \ + register pthread_descr __self __asm__("$16") = (descr); \ + __asm__ __volatile__ ("call_pal %1" : : "r"(__self), "i"(PAL_wruniq)); \ +} + + +/* Compare-and-swap for semaphores. */ + +#define HAS_COMPARE_AND_SWAP +PT_EI int +__compare_and_swap (long int *p, long int oldval, long int newval) +{ + long int ret; + + __asm__ __volatile__ ( + "/* Inline compare & swap */\n" + "1:\t" + "ldq_l %0,%4\n\t" + "cmpeq %0,%2,%0\n\t" + "beq %0,2f\n\t" + "mov %3,%0\n\t" + "stq_c %0,%1\n\t" + "beq %0,1b\n\t" + "2:\tmb\n" + "/* End compare & swap */" + : "=&r"(ret), "=m"(*p) + : "r"(oldval), "r"(newval), "m"(*p) + : "memory"); + + return ret; +} + +/* We want the OS to assign stack addresses. */ +#define FLOATING_STACKS 1 + +/* Maximum size of the stack if the rlimit is unlimited. */ +#define ARCH_STACK_MAX_SIZE 32*1024*1024 + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/arc/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/arc/pt-machine.h new file mode 100644 index 000000000..8df1e77e3 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/arc/pt-machine.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) + * + * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 +#include <features.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +extern long int testandset (int *spinlock); +extern int __compare_and_swap (long int *p, long int oldval, long int newval); + +PT_EI long int +testandset (int *spinlock) +{ + unsigned int old = 1; + + /* Atomically exchange @spinlock with 1 */ + __asm__ __volatile__( + "ex %0, [%1]" + : "+r" (old) + : "r" (spinlock) + : "memory"); + + return old; + +} + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. + I don't trust register variables, so let's do this the safe way. */ +#define CURRENT_STACK_FRAME \ +__extension__ ({ char *__sp; __asm__ ("mov %0,sp" : "=r" (__sp)); __sp; }) + +#else +#error PT_MACHINE already defined +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/arm/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/arm/pt-machine.h new file mode 100644 index 000000000..2b877f980 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/arm/pt-machine.h @@ -0,0 +1,110 @@ +/* Machine-dependent pthreads configuration and inline functions. + ARM version. + Copyright (C) 1997, 1998, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>. + + 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; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <sys/syscall.h> +#include <unistd.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +#if defined(__thumb__) +#if defined(__USE_LDREXSTREX__) +PT_EI long int ldrex(int *spinlock) +{ + long int ret; + __asm__ __volatile__( + "ldrex %0, [%1]\n" + : "=r"(ret) + : "r"(spinlock) : "memory"); + return ret; +} + +PT_EI long int strex(int val, int *spinlock) +{ + long int ret; + __asm__ __volatile__( + "strex %0, %1, [%2]\n" + : "=r"(ret) + : "r" (val), "r"(spinlock) : "memory"); + return ret; +} + +/* Spinlock implementation; required. */ +PT_EI long int +testandset (int *spinlock) +{ + register unsigned int ret; + + do { + ret = ldrex(spinlock); + } while (strex(1, spinlock)); + + return ret; +} + +#else /* __USE_LDREXSTREX__ */ + +/* This will not work on ARM1 or ARM2 because SWP is lacking on those + machines. Unfortunately we have no way to detect this at compile + time; let's hope nobody tries to use one. */ + +/* Spinlock implementation; required. */ +PT_EI long int testandset (int *spinlock); +PT_EI long int testandset (int *spinlock) +{ + register unsigned int ret; + void *pc; + __asm__ __volatile__( + ".align 0\n" + "\tbx pc\n" + "\tnop\n" + "\t.arm\n" + "\tswp %0, %2, [%3]\n" + "\torr %1, pc, #1\n" + "\tbx %1\n" + "\t.force_thumb" + : "=r"(ret), "=r"(pc) + : "0"(1), "r"(spinlock)); + return ret; +} +#endif +#else /* __thumb__ */ + +PT_EI long int testandset (int *spinlock); +PT_EI long int testandset (int *spinlock) +{ + register unsigned int ret; + __asm__ __volatile__("swp %0, %1, [%2]" + : "=r"(ret) + : "0"(1), "r"(spinlock)); + return ret; +} +#endif + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. */ +#define CURRENT_STACK_FRAME stack_pointer +register char * stack_pointer __asm__ ("sp"); + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/avr32/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/avr32/pt-machine.h new file mode 100644 index 000000000..5735d0ea2 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/avr32/pt-machine.h @@ -0,0 +1,73 @@ +/* Machine-dependent pthreads configuration and inline functions. + * + * Copyright (C) 2005-2007 Atmel Corporation + * + * This file is subject to the terms and conditions of the GNU Lesser General + * Public License. See the file "COPYING.LIB" in the main directory of this + * archive for more details. + */ +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +static __inline__ int +_test_and_set (int *p, int v) +{ + int result; + + __asm__ __volatile__( + "/* Inline test and set */\n" + " xchg %[old], %[mem], %[new]" + : [old] "=&r"(result) + : [mem] "r"(p), [new] "r"(v) + : "memory"); + + return result; +} + +extern long int testandset (int *spinlock); +extern int __compare_and_swap (long int *p, long int oldval, long int newval); + +/* Spinlock implementation; required. */ +PT_EI long int +testandset (int *spinlock) +{ + return _test_and_set(spinlock, 1); +} + + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. */ +#define CURRENT_STACK_FRAME stack_pointer +register char * stack_pointer __asm__ ("sp"); + +/* Compare-and-swap for semaphores. */ + +#define HAS_COMPARE_AND_SWAP +PT_EI int +__compare_and_swap(long int *p, long int oldval, long int newval) +{ + long int result; + + __asm__ __volatile__( + "/* Inline compare and swap */\n" + "1: ssrf 5\n" + " ld.w %[result], %[mem]\n" + " eor %[result], %[old]\n" + " brne 2f\n" + " stcond %[mem], %[new]\n" + " brne 1b\n" + "2:" + : [result] "=&r"(result), [mem] "=m"(*p) + : "m"(*p), [new] "r"(newval), [old] "r"(oldval) + : "cc", "memory"); + + return result == 0; +} + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/bfin/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/bfin/pt-machine.h new file mode 100644 index 000000000..912d64b2c --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/bfin/pt-machine.h @@ -0,0 +1,75 @@ +/* Machine-dependent pthreads configuration and inline functions. + Copyright (C) 1996, 1998, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson <rth@tamu.edu>. + + 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; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +#include <asm/fixed_code.h> + +/* Spinlock implementation; required. */ +/* The semantics of the TESTSET instruction cannot be guaranteed. We cannot + easily move all locks used by linux kernel to non-cacheable memory. + EXCPT 0x4 is used to trap into kernel to do the atomic testandset. + It's ugly. But it's the only thing we can do now. + The handler of EXCPT 0x4 expects the address of the lock is passed through + R0. And the result is returned by R0. */ +PT_EI long int +testandset (int *spinlock) +{ + long int res; + + __asm__ __volatile__ ( + "CALL (%4);" + : "=q0" (res), "=m" (*spinlock) + : "qA" (spinlock), "m" (*spinlock), "a" (ATOMIC_XCHG32), "q1" (1) + : "RETS", "cc", "memory"); + + return res; +} + +#define HAS_COMPARE_AND_SWAP +PT_EI int +__compare_and_swap (long int *p, long int oldval, long int newval) +{ + long int readval; + __asm__ __volatile__ ( + "CALL (%5);" + : "=q0" (readval), "=m" (*p) + : "qA" (p), + "q1" (oldval), + "q2" (newval), + "a" (ATOMIC_CAS32), + "m" (*p) + : "RETS", "memory", "cc"); + return readval == oldval; +} + +#ifdef SHARED +# define PTHREAD_STATIC_FN_REQUIRE(name) +#else +# define PTHREAD_STATIC_FN_REQUIRE(name) __asm__ (".globl " "_"#name); +#endif + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/c6x/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/c6x/pt-machine.h new file mode 100644 index 000000000..5e8bfca56 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/c6x/pt-machine.h @@ -0,0 +1,63 @@ +/* Machine-dependent pthreads configuration and inline functions. + C6x version. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Aurelien Jacquiot <aurelien.jacquiot@jaluna.com>. + + 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; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#ifndef PT_EI +# define PT_EI extern inline +#endif + +extern int __compare_and_swap (long int *p, long int oldval, long int newval); + +/* Spinlock implementation; required. */ +static inline long int +testandset (int *spinlock) +{ + register unsigned int ret = 1; + int dummy; + __asm__ __volatile__ ("mvc .s2 CSR, %0\n\tand .s2 -2, %0, %0\n\tmvc .s2 %0, CSR\n" + : "=b" (dummy)); + + if (*spinlock == 0) { + *spinlock = 1; + ret = 0; + } + __asm__ __volatile__ ("mvc .s2 CSR, %0\n\tor .s2 1, %0, %0\n\tmvc .s2 %0, CSR\n" + : "=b" (dummy)); + return ret; +} + +#define WRITE_MEMORY_BARRIER() +#define READ_MEMORY_BARRIER() + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. */ +#define CURRENT_STACK_FRAME get_stack_pointer() +static inline char * get_stack_pointer(void) +{ + char *sp; + __asm__ __volatile__ ("mv .d2 B15, %0" : "=b" (sp)); + return sp; +} + +#define THREAD_STACK_OFFSET 8 + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/cris/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/cris/pt-machine.h new file mode 100644 index 000000000..a89579ee0 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/cris/pt-machine.h @@ -0,0 +1,69 @@ +/* Machine-dependent pthreads configuration and inline functions. + CRIS version. + Copyright (C) 2001, 2002, 2003 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; see the file COPYING.LIB. If not, + see <http://www.gnu.org/licenses/>. */ +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +PT_EI long int +testandset (int *spinlock) +{ + register unsigned long int ret; + + /* Note the use of a dummy output of *spinlock to expose the write. The + memory barrier is to stop *other* writes being moved past this code. */ + +#ifdef __arch_v32 + __asm__ __volatile__("clearf p\n" + "0:\n\t" + "movu.b [%2],%0\n\t" + "ax\n\t" + "move.b %3,[%2]\n\t" + "bcs 0b\n\t" + "clearf p" + : "=&r" (ret), "=m" (*spinlock) + : "r" (spinlock), "r" ((int) 1), "m" (*spinlock) + : "memory"); +#else /* not __arch_v32 */ + __asm__ __volatile__("clearf\n" + "0:\n\t" + "movu.b [%2],%0\n\t" + "ax\n\t" + "move.b %3,[%2]\n\t" + "bwf 0b\n\t" + "clearf" + : "=&r" (ret), "=m" (*spinlock) + : "r" (spinlock), "r" ((int) 1), "m" (*spinlock) + : "memory"); +#endif /* __arch_v32 */ + return ret; +} + + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. + I don't trust register variables, so let's do this the safe way. */ +#define CURRENT_STACK_FRAME \ + ({ char *sp; __asm__ ("move.d $sp,%0" : "=rm" (sp)); sp; }) + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/frv/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/frv/pt-machine.h new file mode 100644 index 000000000..6f867ade7 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/frv/pt-machine.h @@ -0,0 +1,69 @@ +/* Machine-dependent pthreads configuration and inline functions. + FR-V version. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Alexandre Oliva <aoliva@redhat.com> + + 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; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + +#ifndef __ASSEMBLER__ + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +/* Spinlock implementation; required. */ +PT_EI long int +testandset (int *spinlock) +{ + int i = 1; + __asm__ ("swap%I0 %M0, %1" : "+m"(*(volatile int *)spinlock), "+r"(i)); + return i; +} + +/* We want the OS to assign stack addresses. */ +#define FLOATING_STACKS 1 + +/* This symbol is defined by the ABI as the stack size requested by + the main program. */ +extern char __stacksize; +#define ARCH_STACK_MAX_SIZE ((unsigned long)&__stacksize) + +/* Memory barrier; default is to do nothing */ +#define MEMORY_BARRIER() __asm__ __volatile__("membar" : : : "memory") +/* Write barrier. */ +#define WRITE_MEMORY_BARRIER() __asm__ __volatile__("membar" : : : "memory") + +/* Return the thread descriptor for the current thread. */ +register struct _pthread_descr_struct *THREAD_SELF __asm__ ("gr29"); +#define THREAD_SELF THREAD_SELF + +/* Initialize the thread-unique value. */ +#define INIT_THREAD_SELF(descr, nr) \ + (THREAD_SELF = descr) + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. */ +#define CURRENT_STACK_FRAME stack_pointer +register char * stack_pointer __asm__ ("sp"); + +#endif + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/h8300/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/h8300/pt-machine.h new file mode 100644 index 000000000..a37384de9 --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/h8300/pt-machine.h @@ -0,0 +1,57 @@ +/* Machine-dependent pthreads configuration and inline functions. + H8/300 version. + Copyright (C) 1996, 1998, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson <rth@tamu.edu>. + + 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; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + +#ifndef PT_EI +# define PT_EI __extern_always_inline +#endif + +/* Spinlock implementation; required. */ +PT_EI long int +testandset (int *spinlock) +{ + char ret; + + __asm__ __volatile__( + "sub.w %0,%0\n\t" + "stc ccr,@-sp\n\t" + "orc #0x80,ccr\n\t" + "bld #0,@%2\n\t" + "bset #0,@%2\n\t" + "rotxl.w %0\n\t" + "ldc @sp+,ccr\n\t" + :"=r"(ret),"=m"(*spinlock) + :"g"(spinlock) + :"cc"); + + return ret; +} + + +/* Get some notion of the current stack. Need not be exactly the top + of the stack, just something somewhere in the current frame. */ +#define CURRENT_STACK_FRAME stack_pointer +register char * stack_pointer __asm__ ("%sp"); + +#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads.old/sysdeps/i386/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/i386/pt-machine.h new file mode 100644 index 000000000..24c5e6c7c --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/i386/pt-machine.h @@ -0,0 +1,146 @@ +/* Machine-dependent pthreads configuration and inline functions. + i386 version. + Copyright (C) 1996-2001, 2002, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson <rth@tamu.edu>. + + 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; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _PT_MACHINE_H +#define _PT_MACHINE_H 1 + +#include <features.h> + + |