target: allow decr_pc_after_break to be defined by the target

Allow the target to define which value to use in decr_pc_after_break.
It defaults to gdbarch_decr_pc_after_break (GDBARCH).

2014-01-16  Markus Metzger  <markus.t.metzger@intel.com>

	* target.h (struct target_ops) <to_decr_pc_after_break>: New.
	(forward_target_decr_pc_after_break)
	(target_decr_pc_after_break): New.
	* target.c (forward_target_decr_pc_after_break)
	(target_decr_pc_after_break): New.
	* aix-thread.c (aix_thread_wait): Call target_decr_pc_after_break
	instead of gdbarch_decr_pc_after_break.
	* darwin-nat.c (cancel_breakpoint): Call target_decr_pc_after_break
	instead of gdbarch_decr_pc_after_break.
	* infrun.c (adjust_pc_after_break): Call target_decr_pc_after_break
	instead of gdbarch_decr_pc_after_break.
	* linux-nat.c (cancel_breakpoint): Call target_decr_pc_after_break
	instead of gdbarch_decr_pc_after_break.
	* linux-thread-db.c (check_event): Call target_decr_pc_after_break
	instead of gdbarch_decr_pc_after_break.
	* record-full.c (record_full_wait_1): Call target_decr_pc_after_break
	instead of gdbarch_decr_pc_after_break.
This commit is contained in:
Markus Metzger
2013-12-18 11:09:34 +01:00
parent 6e07b1d27e
commit 118e6252ca
9 changed files with 68 additions and 13 deletions

View File

@@ -1011,14 +1011,14 @@ cancel_breakpoint (ptid_t ptid)
struct gdbarch *gdbarch = get_regcache_arch (regcache);
CORE_ADDR pc;
pc = regcache_read_pc (regcache) - gdbarch_decr_pc_after_break (gdbarch);
pc = regcache_read_pc (regcache) - target_decr_pc_after_break (gdbarch);
if (breakpoint_inserted_here_p (get_regcache_aspace (regcache), pc))
{
inferior_debug (4, "cancel_breakpoint for thread 0x%x\n",
ptid_get_tid (ptid));
/* Back up the PC if necessary. */
if (gdbarch_decr_pc_after_break (gdbarch))
if (target_decr_pc_after_break (gdbarch))
regcache_write_pc (regcache, pc);
return 1;