| rtld_machdep.h (107071) | rtld_machdep.h (115396) |
|---|---|
| 1/*- 2 * Copyright (c) 1999, 2000 John D. Polstra. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 1999, 2000 John D. Polstra. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/libexec/rtld-elf/amd64/rtld_machdep.h 107071 2002-11-18 22:08:50Z tmm $ | 26 * $FreeBSD: head/libexec/rtld-elf/amd64/rtld_machdep.h 115396 2003-05-29 22:58:26Z kan $ |
| 27 */ 28 29#ifndef RTLD_MACHDEP_H 30#define RTLD_MACHDEP_H 1 31 | 27 */ 28 29#ifndef RTLD_MACHDEP_H 30#define RTLD_MACHDEP_H 1 31 |
| 32#include <sys/types.h> 33#include <machine/atomic.h> 34 35#define CACHE_LINE_SIZE 32 36 |
|
| 32struct Struct_Obj_Entry; 33 34/* Return the address of the .dynamic section in the dynamic linker. */ 35#define rtld_dynamic(obj) \ 36 ((const Elf_Dyn *)((obj)->relocbase + (Elf_Addr)&_DYNAMIC)) 37 38/* Fixup the jump slot at "where" to transfer control to "target". */ 39static inline Elf_Addr --- 8 unchanged lines hidden (view full) --- 48} 49 50#define make_function_pointer(def, defobj) \ 51 ((defobj)->relocbase + (def)->st_value) 52 53#define call_initfini_pointer(obj, target) \ 54 (((InitFunc)(target))()) 55 | 37struct Struct_Obj_Entry; 38 39/* Return the address of the .dynamic section in the dynamic linker. */ 40#define rtld_dynamic(obj) \ 41 ((const Elf_Dyn *)((obj)->relocbase + (Elf_Addr)&_DYNAMIC)) 42 43/* Fixup the jump slot at "where" to transfer control to "target". */ 44static inline Elf_Addr --- 8 unchanged lines hidden (view full) --- 53} 54 55#define make_function_pointer(def, defobj) \ 56 ((defobj)->relocbase + (def)->st_value) 57 58#define call_initfini_pointer(obj, target) \ 59 (((InitFunc)(target))()) 60 |
| 56static inline void 57atomic_decr_int(volatile int *p) 58{ 59 __asm __volatile ("lock; decl %0" : "+m"(*p) : : "cc"); 60} 61 62static inline void 63atomic_incr_int(volatile int *p) 64{ 65 __asm __volatile ("lock; incl %0" : "+m"(*p) : : "cc"); 66} 67 68static inline void 69atomic_add_int(volatile int *p, int val) 70{ 71 __asm __volatile ("lock; addl %1, %0" 72 : "+m"(*p) 73 : "ri"(val) 74 : "cc"); 75} 76 | |
| 77#endif | 61#endif |