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| author | Maciej W. Rozycki <macro@linux-mips.org> | 2011-11-14 13:11:58 +0000 |
|---|---|---|
| committer | Maciej W. Rozycki <macro@linux-mips.org> | 2011-11-14 13:11:58 +0000 |
| commit | edcc485a366503e7591c65dd1504cc40e028b0f5 (patch) | |
| tree | 7892c0215c72177395187a63446f4a346599048b /gdb/i386-nat.c | |
| parent | 3742cc8b4f7c8bd53a9ec513dd52189fb50c1b69 (diff) | |
| download | gdb-edcc485a366503e7591c65dd1504cc40e028b0f5.zip gdb-edcc485a366503e7591c65dd1504cc40e028b0f5.tar.gz gdb-edcc485a366503e7591c65dd1504cc40e028b0f5.tar.bz2 | |
* i386-nat.c (i386_insert_hw_breakpoint): Call
i386_update_inferior_debug_regs.
(i386_remove_hw_breakpoint): Likewise.
Diffstat (limited to 'gdb/i386-nat.c')
| -rw-r--r-- | gdb/i386-nat.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/gdb/i386-nat.c b/gdb/i386-nat.c index e27a1a0..568b79b 100644 --- a/gdb/i386-nat.c +++ b/gdb/i386-nat.c @@ -684,9 +684,15 @@ i386_insert_hw_breakpoint (struct gdbarch *gdbarch, { unsigned len_rw = i386_length_and_rw_bits (1, hw_execute); CORE_ADDR addr = bp_tgt->placed_address; - int retval = i386_insert_aligned_watchpoint (&dr_mirror, + /* Work on a local copy of the debug registers, and on success, + commit the change back to the inferior. */ + struct i386_debug_reg_state local_state = dr_mirror; + int retval = i386_insert_aligned_watchpoint (&local_state, addr, len_rw) ? EBUSY : 0; + if (retval == 0) + i386_update_inferior_debug_regs (&local_state); + if (maint_show_dr) i386_show_dr (&dr_mirror, "insert_hwbp", addr, 1, hw_execute); @@ -702,9 +708,15 @@ i386_remove_hw_breakpoint (struct gdbarch *gdbarch, { unsigned len_rw = i386_length_and_rw_bits (1, hw_execute); CORE_ADDR addr = bp_tgt->placed_address; - int retval = i386_remove_aligned_watchpoint (&dr_mirror, + /* Work on a local copy of the debug registers, and on success, + commit the change back to the inferior. */ + struct i386_debug_reg_state local_state = dr_mirror; + int retval = i386_remove_aligned_watchpoint (&local_state, addr, len_rw); + if (retval == 0) + i386_update_inferior_debug_regs (&local_state); + if (maint_show_dr) i386_show_dr (&dr_mirror, "remove_hwbp", addr, 1, hw_execute); |