/* The host_hooks data structure.
- Copyright 2003 Free Software Foundation, Inc.
+ Copyright 2003, 2004 Free Software Foundation, Inc.
This file is part of GCC.
#ifndef GCC_HOST_HOOKS_H
#define GCC_HOST_HOOKS_H
-struct host_hooks
+struct host_hooks
{
- void (*extra_signals) PARAMS((void));
+ 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);
/* Whenever you add entries here, make sure you adjust hosthooks-def.h. */
};