49 lines
1.8 KiB
C
49 lines
1.8 KiB
C
/* The host_hooks data structure.
|
|
Copyright 2003, 2004, 2007 Free Software Foundation, Inc.
|
|
|
|
This file is part of GCC.
|
|
|
|
GCC is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3, or (at your option)
|
|
any later version.
|
|
|
|
GCC 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GCC; see the file COPYING3. If not see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef GCC_HOST_HOOKS_H
|
|
#define GCC_HOST_HOOKS_H
|
|
|
|
struct host_hooks
|
|
{
|
|
void (*extra_signals) (void);
|
|
|
|
/* Identify an address that's likely to be free in a subsequent invocation
|
|
of the compiler. The area should be able to hold SIZE bytes. FD is an
|
|
open file descriptor if the host would like to probe with mmap. */
|
|
void * (*gt_pch_get_address) (size_t size, int fd);
|
|
|
|
/* ADDR is an address returned by gt_pch_get_address. Attempt to allocate
|
|
SIZE bytes at the same address and load it with the data from FD at
|
|
OFFSET. Return -1 if we couldn't allocate memory at ADDR, return 0
|
|
if the memory is allocated but the data not loaded, return 1 if done. */
|
|
int (*gt_pch_use_address) (void *addr, size_t size, int fd, size_t offset);
|
|
|
|
/* Return the alignment required for allocating virtual memory. Usually
|
|
this is the same as pagesize. */
|
|
size_t (*gt_pch_alloc_granularity) (void);
|
|
|
|
/* Whenever you add entries here, make sure you adjust hosthooks-def.h. */
|
|
};
|
|
|
|
/* Each host provides its own. */
|
|
extern const struct host_hooks host_hooks;
|
|
|
|
#endif /* GCC_LANG_HOOKS_H */
|