mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-13 13:40:36 +02:00
38 lines
1.3 KiB
Diff
38 lines
1.3 KiB
Diff
|
Status: submitted for comments
|
||
|
|
|
||
|
|
2004-11-13 Daniel Jacobowitz <dan@debian.org>
|
||
|
|
|
||
|
|
* sparc-tdep.c (sparc_software_single_step): Handle stepping to NULL.
|
||
|
|
|
||
|
|
Index: gdb-6.3/gdb/sparc-tdep.c
|
||
|
|
===================================================================
|
||
|
|
--- gdb-6.3.orig/gdb/sparc-tdep.c 2004-06-06 22:02:55.000000000 -0400
|
||
|
|
+++ gdb-6.3/gdb/sparc-tdep.c 2004-11-13 17:06:05.000000000 -0500
|
||
|
|
@@ -1026,10 +1026,10 @@
|
||
|
|
|
||
|
|
if (insert_breakpoints_p)
|
||
|
|
{
|
||
|
|
- CORE_ADDR pc;
|
||
|
|
+ CORE_ADDR pc, orig_npc;
|
||
|
|
|
||
|
|
pc = sparc_address_from_register (tdep->pc_regnum);
|
||
|
|
- npc = sparc_address_from_register (tdep->npc_regnum);
|
||
|
|
+ orig_npc = npc = sparc_address_from_register (tdep->npc_regnum);
|
||
|
|
|
||
|
|
/* Analyze the instruction at PC. */
|
||
|
|
nnpc = sparc_analyze_control_transfer (pc, &npc);
|
||
|
|
@@ -1039,9 +1039,10 @@
|
||
|
|
target_insert_breakpoint (nnpc, nnpc_save);
|
||
|
|
|
||
|
|
/* Assert that we have set at least one breakpoint, and that
|
||
|
|
- they're not set at the same spot. */
|
||
|
|
- gdb_assert (npc != 0 || nnpc != 0);
|
||
|
|
- gdb_assert (nnpc != npc);
|
||
|
|
+ they're not set at the same spot - unless we're going
|
||
|
|
+ from here straight to NULL, i.e. a call or jump to 0. */
|
||
|
|
+ gdb_assert (npc != 0 || nnpc != 0 || orig_npc == 0);
|
||
|
|
+ gdb_assert (nnpc != npc || orig_npc == 0);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|