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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2004-2011. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
#ifndef HIPE_PPC_H
#define HIPE_PPC_H
static __inline__ void hipe_flush_icache_word(void *address)
{
asm volatile("dcbst 0,%0\n"
"\tsync\n"
"\ticbi 0,%0\n"
"\tsync\n"
"\tisync"
:
: "r"(address)
: "memory");
}
extern void hipe_flush_icache_range(void *address, unsigned int nbytes);
/* for stack descriptor hash lookup */
#define HIPE_RA_LSR_COUNT 2 /* low 2 bits are always zero */
/* for hipe_bifs_{read,write}_{s,u}32 */
static __inline__ int hipe_word32_address_ok(void *address)
{
return ((unsigned long)address & 0x3) == 0;
}
#if defined(__powerpc64__)
/* for hipe_bifs_{read,write}_{s,u}64 */
static __inline__ int hipe_word64_address_ok(void *address)
{
return ((unsigned long)address & 0x7) == 0;
}
#endif
/* Native stack growth direction. */
#define HIPE_NSTACK_GROWS_DOWN
#if defined(__powerpc64__)
#define hipe_arch_name am_ppc64
#define AEXTERN(RET,NAME,PROTO) extern const int NAME[]
AEXTERN(void,hipe_ppc_inc_stack,(void));
#else
#define hipe_arch_name am_powerpc
extern void hipe_ppc_inc_stack(void); /* we don't have the AEXTERN() fallback :-( */
#endif
#if !defined(__powerpc64__)
extern const unsigned int fconv_constant[];
#endif
#endif /* HIPE_PPC_H */
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