diff options
Diffstat (limited to 'sysdeps/mach/mips')
-rw-r--r-- | sysdeps/mach/mips/Dist | 1 | ||||
-rw-r--r-- | sysdeps/mach/mips/Makefile | 3 | ||||
-rw-r--r-- | sysdeps/mach/mips/cacheflush.c | 44 | ||||
-rw-r--r-- | sysdeps/mach/mips/machine-lock.h | 92 | ||||
-rw-r--r-- | sysdeps/mach/mips/machine-sp.h | 38 | ||||
-rw-r--r-- | sysdeps/mach/mips/syscall.S | 48 | ||||
-rw-r--r-- | sysdeps/mach/mips/sysdep.h | 83 | ||||
-rw-r--r-- | sysdeps/mach/mips/thread_state.h | 42 |
8 files changed, 0 insertions, 351 deletions
diff --git a/sysdeps/mach/mips/Dist b/sysdeps/mach/mips/Dist deleted file mode 100644 index f2699bf887..0000000000 --- a/sysdeps/mach/mips/Dist +++ /dev/null @@ -1 +0,0 @@ -cacheflush.c diff --git a/sysdeps/mach/mips/Makefile b/sysdeps/mach/mips/Makefile deleted file mode 100644 index a890ae7b46..0000000000 --- a/sysdeps/mach/mips/Makefile +++ /dev/null @@ -1,3 +0,0 @@ -ifeq ($(subdir),gnulib) -sysdep_routines += cacheflush -endif diff --git a/sysdeps/mach/mips/cacheflush.c b/sysdeps/mach/mips/cacheflush.c deleted file mode 100644 index 2a283e3e89..0000000000 --- a/sysdeps/mach/mips/cacheflush.c +++ /dev/null @@ -1,44 +0,0 @@ -/* Flush the insn cache after GCC writes a closure on the stack. Mach/MIPS. - Copyright (C) 1996, 1997 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 <mach.h> -#include <mach/vm_attributes.h> - -/* Stupid name, but this is what GCC generates (config/mips/mips.h). */ -void -cacheflush (void *addr, unsigned size, int flag) -{ - vm_machine_attribute_val_t val; - - switch (flag) - { - case 0: /* ? */ - val = MATTR_VAL_DCACHE_FLUSH; - case 1: /* This is the only value GCC uses. */ - val = MATTR_VAL_ICACHE_FLUSH; - break; - default: - val = MATTR_VAL_CACHE_FLUSH; - } - - __vm_machine_attribute (__mach_task_self (), - (vm_address_t) addr, size, - MATTR_CACHE, - &val); -} diff --git a/sysdeps/mach/mips/machine-lock.h b/sysdeps/mach/mips/machine-lock.h deleted file mode 100644 index eccc720dfa..0000000000 --- a/sysdeps/mach/mips/machine-lock.h +++ /dev/null @@ -1,92 +0,0 @@ -/* Machine-specific definition for spin locks. MIPS version. - Copyright (C) 1996, 1997 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. */ - -#ifndef _MACHINE_LOCK_H -#define _MACHINE_LOCK_H - -/* To get the TAS pseudo-instruction. */ -#include <mach/mips/mips_instruction.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) -{ - *__lock = 0; -} - -/* Try to lock LOCK; return nonzero if we locked it, zero if another has. */ - -_EXTERN_INLINE int -__spin_try_lock (register __spin_lock_t *__lock) -{ -#if (__mips >= 2) - int __rtn; - - __asm__ __volatile (".set noreorder"); -#if (__mips64) - __asm__ __volatile ("lld %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#else - __asm__ __volatile ("ll %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#endif - if (__rtn) - return 0; - __asm__ __volatile ("move %0,%1" : "=r" (__rtn) : "r" (__lock)); -#if (__mips64) - __asm__ __volatile ("scd %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#else - __asm__ __volatile ("sc %0,0(%1)" : "=r" (__rtn) : "r" (__lock)); -#endif - __asm__ __volatile (".set reorder"); - return __rtn; -#else - register int __rtn __asm__ ("a0"); - - /* Use the Mach microkernel's emulated TAS pseudo-instruction. */ - __asm__ __volatile (".set noreorder"); - __asm__ __volatile (".word %1" : "=r" (__rtn) : "i" (op_tas), "0" (__lock)); - __asm__ __volatile ("nop"); - __asm__ __volatile (".set reorder"); - return __rtn ^ (int) __lock; -#endif -} - -/* 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/mips/machine-sp.h b/sysdeps/mach/mips/machine-sp.h deleted file mode 100644 index 144356a39f..0000000000 --- a/sysdeps/mach/mips/machine-sp.h +++ /dev/null @@ -1,38 +0,0 @@ -/* Machine-specific function to return the stack pointer. MIPS version. - Copyright (C) 1996, 1997 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. */ - -#ifndef _MACHINE_SP_H -#define _MACHINE_SP_H - -/* Return the current stack pointer. */ - -#ifndef _EXTERN_INLINE -#define _EXTERN_INLINE extern __inline -#endif - -_EXTERN_INLINE void * -__thread_stack_pointer (void) -{ - void *__sp__; - __asm__ ("move %0,$29" : "=r" (__sp__)); - return __sp__; -} - -#endif /* machine-sp.h */ - diff --git a/sysdeps/mach/mips/syscall.S b/sysdeps/mach/mips/syscall.S deleted file mode 100644 index f2fc29df15..0000000000 --- a/sysdeps/mach/mips/syscall.S +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 1996, 1997 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> - -#ifdef PIC - .option pic2 -#endif -ENTRY (syscall) - move v0, a0 /* Load system call number from first arg. */ - move a0, a1 /* Move the next three args up a register. */ - move a1, a2 - move a2, a3 - /* Load the remaining possible args (up to 11) from the stack. */ -#ifdef __mips64 - ld t0,4*8(sp) - ld t1,5*8(sp) - ld t2,6*8(sp) - ld t3,7*8(sp) - ld t4,8*8(sp) - ld t5,9*8(sp) - ld t6,10*8(sp) -#else - lw t0,4*4(sp) - lw t1,5*4(sp) - lw t2,6*4(sp) - lw t3,7*4(sp) - lw t4,8*4(sp) - lw t5,9*4(sp) - lw t6,10*4(sp) -#endif - syscall /* Do the system call. */ - j ra /* Return to caller. */ diff --git a/sysdeps/mach/mips/sysdep.h b/sysdeps/mach/mips/sysdep.h deleted file mode 100644 index 8136f95bf2..0000000000 --- a/sysdeps/mach/mips/sysdep.h +++ /dev/null @@ -1,83 +0,0 @@ -/* Copyright (C) 1996, 1997 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. */ - -#define LOSE asm volatile ("1: b 1b") - -#define START_MACHDEP asm ("\ - .text\n\ - .globl _start\n\ - .ent _start\n\ -_start:\n\ - # Put initial SP in a0.\n\ - move $4, $29\n\ - # Jump to _start0; don't return.\n\ - j _start0\n\ - .end _start\n\ -"); -#define START_ARGS int *entry_sp -#define SNARF_ARGS(argc, argv, envp) \ - do \ - { \ - register char **p; \ - \ - argc = *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, sp) \ - ({ register int __fn = fn, __sp = (int) sp; \ - asm volatile ("move $sp,%0; j %1" : : "r" (__sp), "r" (__fn));}) - -#define RETURN_TO(sp, pc, retval) \ - asm volatile ("move $29, %0; move $2, %2; move $25, %1; jr $25" \ - : : "r" (sp), "r" (pc), "r" (retval)) - -#define STACK_GROWTH_DOWN - -#include <syscall.h> - -#if defined (__ASSEMBLER__) - -#define ALIGN 2 - -#define MOVE(x,y) move y , x - -#define SYSCALL(name, args) \ - .globl syscall_error; \ - kernel_trap(name,SYS_##name,args); \ - beq $1,$0,1f; \ - j syscall_error; \ -1: - -#define SYSCALL__(name, args) \ - .globl syscall_error; \ - kernel_trap(__##name,SYS_##name,args); \ - beq $1,$0,1f; \ - j syscall_error; \ -1: - -#define ret j ra; nop -#endif - -#include <sysdeps/mach/sysdep.h> diff --git a/sysdeps/mach/mips/thread_state.h b/sysdeps/mach/mips/thread_state.h deleted file mode 100644 index a0800de2d0..0000000000 --- a/sysdeps/mach/mips/thread_state.h +++ /dev/null @@ -1,42 +0,0 @@ -/* Mach thread state definitions for machine-independent code. MIPS version. - Copyright (C) 1996, 1997, 2000 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. */ - -#define MACHINE_THREAD_STATE_FLAVOR MIPS_THREAD_STATE -#define MACHINE_THREAD_STATE_COUNT MIPS_THREAD_STATE_COUNT - -#ifdef __PIC__ -#define MACHINE_THREAD_STATE_SET_PC(ts, pc) \ - ((ts)->PC = (ts)->r25 = (unsigned long int) (pc)) -#endif - -#define machine_thread_state mips_thread_state - -#define PC pc -#define SP r29 -#define SYSRETURN r2 - -struct machine_thread_all_state - { - int set; /* Mask of bits (1 << FLAVOR). */ - struct mips_thread_state basic; - struct mips_exc_state exc; - struct mips_float_state fpu; - }; - -#include <sysdeps/mach/thread_state.h> |