mac_ppc.h File Reference

#include <stdint.h>
#include <unistd.h>
#include <sched.h>

Include dependency graph for Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h:

Go to the source code of this file.

Defines
#define	__TBB_BIG_ENDIAN   1
#define	__TBB_CompareAndSwap4(P, V, C)   __TBB_machine_cmpswp4(P,V,C)
#define	__TBB_CompareAndSwap8(P, V, C)   __TBB_machine_cmpswp8(P,V,C)
#define	__TBB_CompareAndSwapW(P, V, C)   __TBB_machine_cmpswp4(P,V,C)
#define	__TBB_rel_acq_fence()   __asm__ __volatile__("lwsync": : :"memory")
#define	__TBB_release_consistency_helper()   __TBB_rel_acq_fence()
#define	__TBB_WORDSIZE   4
#define	__TBB_Yield()   sched_yield()
Functions
int32_t	__TBB_machine_cmpswp4 (volatile void *ptr, int32_t value, int32_t comparand)
int64_t	__TBB_machine_cmpswp8 (volatile void *ptr, int64_t value, int64_t comparand)

---

Define Documentation

#define __TBB_BIG_ENDIAN   1

Definition at line 71 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_CompareAndSwap4	(		P,
			V,
			C
	)		__TBB_machine_cmpswp4(P,V,C)

Definition at line 81 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_CompareAndSwap8	(		P,
			V,
			C
	)		__TBB_machine_cmpswp8(P,V,C)

Definition at line 82 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_CompareAndSwapW	(		P,
			V,
			C
	)		__TBB_machine_cmpswp4(P,V,C)

Definition at line 78 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_rel_acq_fence

(

)

__asm__ __volatile__("lwsync": : :"memory")

Definition at line 84 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_release_consistency_helper

(

)

__TBB_rel_acq_fence()

Definition at line 85 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_WORDSIZE   4

Definition at line 77 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

#define __TBB_Yield

(

)

sched_yield()

Definition at line 83 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

---

Function Documentation

int32_t __TBB_machine_cmpswp4	(	volatile void *	ptr,
		int32_t	value,
		int32_t	comparand
	)		[inline]

Definition at line 38 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

{
    int32_t result;

    __asm__ __volatile__("sync\n"
                         "0: lwarx %0,0,%2\n\t"  /* load w/ reservation */
                         "cmpw %0,%4\n\t"        /* compare against comparand */
                         "bne- 1f\n\t"           /* exit if not same */
                         "stwcx. %3,0,%2\n\t"    /* store new_value */
                         "bne- 0b\n"             /* retry if reservation lost */
                         "1: sync"               /* the exit */
                          : "=&r"(result), "=m"(* (int32_t*) ptr)
                          : "r"(ptr), "r"(value), "r"(comparand), "m"(* (int32_t*) ptr)
                          : "cr0");
    return result;
}

int64_t __TBB_machine_cmpswp8	(	volatile void *	ptr,
		int64_t	value,
		int64_t	comparand
	)		[inline]

Definition at line 55 of file Third Party Tech/TBB/tbb30_20100406oss_win/tbb30_20100406oss/include/tbb/machine/mac_ppc.h.

{
    int64_t result;
    __asm__ __volatile__("sync\n"
                         "0: ldarx %0,0,%2\n\t"  /* load w/ reservation */
                         "cmpd %0,%4\n\t"        /* compare against comparand */
                         "bne- 1f\n\t"           /* exit if not same */
                         "stdcx. %3,0,%2\n\t"    /* store new_value */
                         "bne- 0b\n"             /* retry if reservation lost */
                         "1: sync"               /* the exit */
                          : "=&b"(result), "=m"(* (int64_t*) ptr)
                          : "r"(ptr), "r"(value), "r"(comparand), "m"(* (int64_t*) ptr)
                          : "cr0");
    return result;
}