+++ /dev/null
-/* GStreamer
- * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
- * 2000 Wim Taymans <wtay@chello.be>
- *
- * gstarch.h: Architecture-specific inclusions
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifndef __GST_GSTARCH_H__
-#define __GST_GSTARCH_H__
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-
-
-/***** Intel x86 *****/
-#if defined(HAVE_CPU_I386) && defined(__GNUC__)
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__( "movl %0, %%esp\n" : : "r"(stackpointer) );
-
-#define GST_ARCH_CALL(target) \
- __asm__("call *%0" : : "r"(target) );
-
-/* assuming the stackframe is 16 bytes */
-#define GST_ARCH_SETUP_STACK(sp) sp -= 4
-
-
-
-/***** PowerPC *****/
-#elif defined (HAVE_CPU_PPC) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__("lwz r1,%0" : : "m"(stackpointer))
-
-#define GST_ARCH_CALL(target) \
- __asm__( "mr r0,%0\n\t" \
- "mtlr r0\n\t" \
- "blrl" : : "r"(target) );
-
-struct minimal_ppc_stackframe {
- unsigned long back_chain;
- unsigned long LR_save;
- unsigned long unused1;
- unsigned long unused2;
-};
-
-#define GST_ARCH_SETUP_STACK(sp) \
- sp = ((unsigned long *)(sp)) - 4; \
- ((struct minimal_ppc_stackframe *)sp)->back_chain = 0;
-
-
-
-/***** DEC[/Compaq/HP?/Intel?] Alpha *****/
-#elif defined(HAVE_CPU_ALPHA) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__("bis $31,%0,$30" : : "r"(stackpointer));
-
-#define GST_ARCH_CALL(target) \
- __asm__( "bis $31,%0,$27\n\t" \
- "jsr $26,($27),0" : : "r"(target) );
-
-/* Need to get more information about the stackframe format
- * and get the fields more correct. Check GDB sources maybe?
- */
-struct minimal_stackframe {
- unsigned long back_chain;
- unsigned long LR_save;
- unsigned long unused1;
- unsigned long unused2;
-};
-
-#define GST_ARCH_SETUP_STACK(sp) \
- sp = ((unsigned long *)(sp)) - 4; \
- ((struct minimal_stackframe *)sp)->back_chain = 0;
-
-
-
-/***** ARM *****/
-#elif defined(HAVE_CPU_ARM) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__( "mov sp, %0" : : "r"(stackpointer));
-
-#define GST_ARCH_CALL(target) \
- __asm__( "mov pc, %0" : : "r"(target) );
-
-/* Need to get more information about the stackframe format
- * and get the fields more correct. Check GDB sources maybe?
- */
-#define GST_ARCH_SETUP_STACK(sp) sp -= 4
-
-
-
-/***** Sun SPARC *****/
-#elif defined(HAVE_CPU_SPARC) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__( "ta 3\n\t" \
- "mov %0, %%sp" : : "r"(stackpointer));
-
-#define GST_ARCH_CALL(target) \
- __asm__( "call %0,0\n\t" \
- "nop" : : "r"(target) );
-
-#define GST_ARCH_PRESETJMP() \
- __asm__( "ta 3" );
-
-/* Need to get more information about the stackframe format
- * and get the fields more correct. Check GDB sources maybe?
- */
-#define GST_ARCH_SETUP_STACK(sp) sp -= 4
-
-
-
-/***** MIPS *****/
-#elif defined(HAVE_CPU_MIPS) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__("lw $sp,0(%0)\n\t" : : "r"(stackpointer));
-
-#define GST_ARCH_CALL(target) \
- __asm__("lw $25,0(%0)\n\t" /* call via $25 */ \
- "jal $25\n\t" : : "r"(target));
-
-/* assuming the stackframe is 16 bytes */
-#define GST_ARCH_SETUP_STACK(sp) sp -= 4
-
-
-
-/***** HP-PA *****/
-#elif defined(HAVE_CPU_HPPA) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__("copy %0,%%sp\n\t" : : "r"(stackpointer));
-
-#define GST_ARCH_CALL(target) \
- __asm__("copy %0,%%r22\n\t" /* set call address */ \
- ".CALL\n\t" /* call pseudo insn (why?) */ \
- "bl $$dyncall,%%r31\n\t" : : "r"(target));
-
-/* assume stackframe is 16 bytes */
-#define GST_ARCH_SETUP_STACK(sp) sp -= 4
-
-/***** S/390 *****/
-#elif defined(HAVE_CPU_S390) && defined(__GNUC__)
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__("lr 15,%0" : : "r"(stackpointer))
-
-#define GST_ARCH_CALL(target) \
- __asm__( "basr 14,%0" : : "a"(target) );
-
-struct minimal_s390_stackframe {
- unsigned long back_chain;
- unsigned long reserved;
- unsigned long greg[14];
- double freg[4];
-};
-
-#define GST_ARCH_SETUP_STACK(sp) \
- sp = ((unsigned long *)(sp)) - 24; \
- ((struct minimal_s390_stackframe *)sp)->back_chain = 0;
-
-
-/***** M68K *****/
-#elif defined(HAVE_CPU_M68K) && defined(__GNUC__)
-
-/* From Matthias Urlichs <smurf@smurf.noris.de> */
-
-#define GST_ARCH_SET_SP(stackpointer) \
- __asm__( "move.l %0, %%sp\n" : : "r" (stackpointer))
-
-#define GST_ARCH_CALL(target) \
- __asm__( "jbsr (%0)" : : "r" (target))
-
-#define GST_ARCH_SETUP_STACK(sp) sp -= 4
-
-#elif defined(HAVE_MAKECONTEXT)
-
-/* If we have makecontext(), we'll be using that. */
-#define USE_MAKECONTEXT 1
-
-#else
-#error Need to know about this architecture, or have a generic implementation
-#endif
-
-#endif /* __GST_GSTARCH_H__ */
projects / platform / upstream / gstreamer.git / commitdiff