Mercurial > hg > CbC > CbC_gcc
diff gcc/hosthooks.h @ 0:a06113de4d67
first commit
author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
parents | |
children | 77e2b8dfacca |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/hosthooks.h Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,48 @@ +/* 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 */