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2003-02-01 Andrew Cagney <ac131313@redhat.com>

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* defs.h (host_pointer_to_address): Delete declaration.
	(address_to_host_pointer): Delete declaration.
	* utils.c (host_pointer_to_address): Delete function.
	(address_to_host_pointer): Delete function.
	* procfs.c (procfs_address_to_host_pointer): New function.
	* procfs.c (proc_set_watchpoint): Use.
	(procfs_can_use_hw_breakpoint): Update comments.
	* somsolib.c (hpux_address_to_host_pointer_hack): New function.
	(som_solib_add): Use.
	* hppa-tdep.c (hppa_pointer_to_address_hack): New function.
	* hppa-tdep.c (unwind_command): Use.
This commit is contained in:
Andrew Cagney
2003-02-01 23:34:05 +00:00
parent b66cc1a0d2
commit 9a043c1d0c
6 changed files with 66 additions and 30 deletions
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29
gdb/procfs.c
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@@ -2841,6 +2841,19 @@ proc_parent_pid (procinfo *pi)
}
/* Convert a target address (a.k.a. CORE_ADDR) into a host address
(a.k.a void pointer)! */
static void *
procfs_address_to_host_pointer (CORE_ADDR addr)
{
void *ptr;
gdb_assert (sizeof (ptr) == TYPE_LENGTH (builtin_type_void_data_ptr));
ADDRESS_TO_POINTER (builtin_type_void_data_ptr, &ptr, addr);
return ptr;
}
/*
* Function: proc_set_watchpoint
*
@@ -2863,10 +2876,13 @@ proc_set_watchpoint (procinfo *pi, CORE_ADDR addr, int len, int wflags)
prwatch_t *pwatch;
pwatch = (prwatch_t *) &arg.watch;
/* NOTE: cagney/2003-02-01: Even more horrible hack. Need to
convert a target address into something that can be stored in a
native data structure. */
#ifdef PCAGENT /* Horrible hack: only defined on Solaris 2.6+ */
pwatch->pr_vaddr = (uintptr_t) address_to_host_pointer (addr);
pwatch->pr_vaddr = (uintptr_t) procfs_address_to_host_pointer (addr);
#else
pwatch->pr_vaddr = (caddr_t) address_to_host_pointer (addr);
pwatch->pr_vaddr = (caddr_t) procfs_address_to_host_pointer (addr);
#endif
pwatch->pr_size = len;
pwatch->pr_wflags = wflags;
@@ -5163,10 +5179,11 @@ procfs_can_use_hw_breakpoint (int type, int cnt, int othertype)
/* Due to the way that proc_set_watchpoint() is implemented, host
and target pointers must be of the same size. If they are not,
we can't use hardware watchpoints. This limitation is due to the
fact that proc_set_watchpoint() calls address_to_host_pointer();
a close inspection of address_to_host_pointer will reveal that
an internal error will be generated when the host and target
pointer sizes are different. */
fact that proc_set_watchpoint() calls
procfs_address_to_host_pointer(); a close inspection of
procfs_address_to_host_pointer will reveal that an internal error
will be generated when the host and target pointer sizes are
different. */
if (sizeof (void *) != TYPE_LENGTH (builtin_type_void_data_ptr))
return 0;