diff options
Diffstat (limited to 'sysdeps/mach/i386')
-rw-r--r-- | sysdeps/mach/i386/machine-lock.h | 67 | ||||
-rw-r--r-- | sysdeps/mach/i386/machine-sp.h | 30 | ||||
-rw-r--r-- | sysdeps/mach/i386/syscall.S | 29 | ||||
-rw-r--r-- | sysdeps/mach/i386/sysdep.h | 69 | ||||
-rw-r--r-- | sysdeps/mach/i386/thread_state.h | 42 |
5 files changed, 0 insertions, 237 deletions
diff --git a/sysdeps/mach/i386/machine-lock.h b/sysdeps/mach/i386/machine-lock.h deleted file mode 100644 index 540d1a5326..0000000000 --- a/sysdeps/mach/i386/machine-lock.h +++ /dev/null @@ -1,67 +0,0 @@ -/* Machine-specific definition for spin locks. i386 version. - Copyright (C) 1994-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _MACHINE_LOCK_H -#define _MACHINE_LOCK_H - -/* The type of a spin lock variable. */ - -typedef volatile int __spin_lock_t; - -/* Value to initialize `__spin_lock_t' variables to. */ - -#define __SPIN_LOCK_INITIALIZER 0 - - -#ifndef _EXTERN_INLINE -#define _EXTERN_INLINE __extern_inline -#endif - -/* Unlock LOCK. */ - -_EXTERN_INLINE void -__spin_unlock (__spin_lock_t *__lock) -{ - register int __unlocked; - __asm__ __volatile ("xchgl %0, %1" - : "=&r" (__unlocked), "=m" (*__lock) : "0" (0) - : "memory"); -} - -/* Try to lock LOCK; return nonzero if we locked it, zero if another has. */ - -_EXTERN_INLINE int -__spin_try_lock (__spin_lock_t *__lock) -{ - register int __locked; - __asm__ __volatile ("xchgl %0, %1" - : "=&r" (__locked), "=m" (*__lock) : "0" (1) - : "memory"); - return !__locked; -} - -/* Return nonzero if LOCK is locked. */ - -_EXTERN_INLINE int -__spin_lock_locked (__spin_lock_t *__lock) -{ - return *__lock != 0; -} - - -#endif /* machine-lock.h */ diff --git a/sysdeps/mach/i386/machine-sp.h b/sysdeps/mach/i386/machine-sp.h deleted file mode 100644 index 264facbf1e..0000000000 --- a/sysdeps/mach/i386/machine-sp.h +++ /dev/null @@ -1,30 +0,0 @@ -/* Machine-specific function to return the stack pointer. i386 version. - Copyright (C) 1994-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _MACHINE_SP_H -#define _MACHINE_SP_H - -/* Return the current stack pointer. */ - -#define __thread_stack_pointer() ({ \ - void *__sp__; \ - __asm__ ("movl %%esp, %0" : "=r" (__sp__)); \ - __sp__; \ -}) - -#endif /* machine-sp.h */ diff --git a/sysdeps/mach/i386/syscall.S b/sysdeps/mach/i386/syscall.S deleted file mode 100644 index 562aedd175..0000000000 --- a/sysdeps/mach/i386/syscall.S +++ /dev/null @@ -1,29 +0,0 @@ -/* Copyright (C) 1993-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - -ENTRY (syscall) - popl %ecx /* Pop return address into %ecx. */ - popl %eax /* Pop syscall number into %eax. */ - pushl %ecx /* Push back return address. */ - .byte 0x9a, 0, 0, 0, 0, 7, 0 /* lcall $7, $0 -- gas bug */ - popl %ecx /* Pop return address into %ecx. */ - pushl $0 /* Push back dumb syscall number. */ - pushl %ecx /* Push back return address. */ - ret -END (syscall) diff --git a/sysdeps/mach/i386/sysdep.h b/sysdeps/mach/i386/sysdep.h deleted file mode 100644 index d5e5f6bcf3..0000000000 --- a/sysdeps/mach/i386/sysdep.h +++ /dev/null @@ -1,69 +0,0 @@ -/* Copyright (C) 1991-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _MACH_I386_SYSDEP_H -#define _MACH_I386_SYSDEP_H 1 - -/* Defines RTLD_PRIVATE_ERRNO and USE_DL_SYSINFO. */ -#include <dl-sysdep.h> -#include <tls.h> - -#define LOSE asm volatile ("hlt") - -#define SNARF_ARGS(entry_sp, argc, argv, envp) \ - do \ - { \ - char **p; \ - argc = (int) *entry_sp; \ - argv = (char **) (entry_sp + 1); \ - p = argv; \ - while (*p++ != NULL) \ - ; \ - if (p >= (char **) argv[0]) \ - --p; \ - envp = p; \ - } while (0) - -#define CALL_WITH_SP(fn, info, sp) \ - do { \ - void **ptr = (void **) sp; \ - *--(__typeof (info) *) ptr = info; \ - ptr[-1] = ptr; \ - --ptr; \ - asm volatile ("movl %0, %%esp; call %1" : : \ - "g" (ptr), "m" (*(long int *) (fn)) : "%esp"); \ - } while (0) - -#define RETURN_TO(sp, pc, retval) \ - asm volatile ("movl %0, %%esp; jmp %*%1 # %2" \ - : : "g" (sp), "r" (pc), "a" (retval)) - - -#define STACK_GROWTH_DOWN - -/* Get the machine-independent Mach definitions. */ -#include <sysdeps/mach/sysdep.h> - - -/* This should be rearranged, but at the moment this file provides - the most useful definitions for assembler syntax details. */ -#undef ENTRY -#undef ALIGN -#include <sysdeps/unix/i386/sysdep.h> - -#endif /* mach/i386/sysdep.h */ diff --git a/sysdeps/mach/i386/thread_state.h b/sysdeps/mach/i386/thread_state.h deleted file mode 100644 index 2ad2619e34..0000000000 --- a/sysdeps/mach/i386/thread_state.h +++ /dev/null @@ -1,42 +0,0 @@ -/* Mach thread state definitions for machine-independent code. i386 version. - Copyright (C) 1994-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _MACH_I386_THREAD_STATE_H -#define _MACH_I386_THREAD_STATE_H 1 - -#include <mach/machine/thread_status.h> - -#define MACHINE_THREAD_STATE_FLAVOR i386_THREAD_STATE -#define MACHINE_THREAD_STATE_COUNT i386_THREAD_STATE_COUNT - -#define machine_thread_state i386_thread_state - -#define PC eip -#define SP uesp -#define SYSRETURN eax - -struct machine_thread_all_state - { - int set; /* Mask of bits (1 << FLAVOR). */ - struct i386_thread_state basic; - struct i386_float_state fpu; - }; - -#include <sysdeps/mach/thread_state.h> - -#endif /* mach/i386/thread_state.h */ |