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/*
* PAFlib common definitions.
*
* Copyright IBM Corp. 2013, 2014
*
* The MIT License (MIT)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* Contributors:
* IBM Corporation, Adhemerval Zanella - Initial implementation.
*/
#ifndef _PAF_COMMON_H
# define _PAF_COMMON_H
#define attribute_hidden __attribute__ ((visibility ("hidden")))
#define attribute_constructor __attribute__ ((constructor))
#define attribute_initial_exec __attribute__ ((tls_model ("initial-exec")))
#define attribute_noinline __attribute__ ((noinline))
#define attribute_alwaysinline __attribute__ ((always_inline))
#define attribute_noreturn __attribute__ ((noreturn))
typedef unsigned long int spr_t;
#define __stringify_1(x) #x
#define __stringify(x) __stringify_1(x)
#define mfspr(rn) \
({ spr_t __spr; \
asm volatile("mfspr %0," __stringify(rn) \
: "=r" (__spr)); \
__spr; \
})
#define mtspr(rn, v) \
({ spr_t __spr = (spr_t)v; \
asm volatile("mtspr " __stringify(rn) ",%0" \
: : "r" (__spr)); \
})
#define mb() \
asm volatile("sync" : : : "memory");
#ifdef ENABLE_DEBUG
# define DEBUG(fmt, args...) fprintf(stderr, "%s:%d: debug: " fmt "\n", \
__FUNCTION__, __LINE__, ## args)
#else
# define DEBUG(fmt, args...) do { } while(0)
#endif
#endif
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