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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [hosthooks.h] - Blame information for rev 758

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1 684 jeremybenn
/* The host_hooks data structure.
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   Copyright 2003, 2004, 2007 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#ifndef GCC_HOST_HOOKS_H
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#define GCC_HOST_HOOKS_H
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struct host_hooks
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{
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  void (*extra_signals) (void);
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  /* Identify an address that's likely to be free in a subsequent invocation
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     of the compiler.  The area should be able to hold SIZE bytes.  FD is an
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     open file descriptor if the host would like to probe with mmap.  */
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  void * (*gt_pch_get_address) (size_t size, int fd);
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  /* ADDR is an address returned by gt_pch_get_address.  Attempt to allocate
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     SIZE bytes at the same address and load it with the data from FD at
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     OFFSET.  Return -1 if we couldn't allocate memory at ADDR, return 0
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     if the memory is allocated but the data not loaded, return 1 if done.  */
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  int (*gt_pch_use_address) (void *addr, size_t size, int fd, size_t offset);
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  /*  Return the alignment required for allocating virtual memory. Usually
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      this is the same as pagesize.  */
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  size_t (*gt_pch_alloc_granularity) (void);
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  /* Whenever you add entries here, make sure you adjust hosthooks-def.h.  */
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};
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/* Each host provides its own.  */
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extern const struct host_hooks host_hooks;
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#endif /* GCC_LANG_HOOKS_H */

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