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authorCorinna Vinschen <corinna@vinschen.de>2006-03-02 09:31:23 +0000
committerCorinna Vinschen <corinna@vinschen.de>2006-03-02 09:31:23 +0000
commita64ae7e0640900786fcb0d20c2c98372dd12a885 (patch)
treefd660a7aa390bd536b3299479e8e9ded0f9ed1fc
parent711de32caaff12a33dfcc10c0421388c7550bac0 (diff)
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* mn10300-tdep.c (mn10300_push_dummy_call): Write breakpoint
address to MDR register.
-rw-r--r--gdb/ChangeLog5
-rw-r--r--gdb/mn10300-tdep.c5
2 files changed, 10 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 3fdd9a5..cbd4d1e 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2006-03-02 Corinna Vinschen <vinschen@redhat.com>
+
+ * mn10300-tdep.c (mn10300_push_dummy_call): Write breakpoint
+ address to MDR register.
+
2006-03-01 Daniel Jacobowitz <dan@codesourcery.com>
* gdbtypes.c (lookup_struct_elt_type): Correct noerr for recursive
diff --git a/gdb/mn10300-tdep.c b/gdb/mn10300-tdep.c
index 47844d1..bc5e8d8 100644
--- a/gdb/mn10300-tdep.c
+++ b/gdb/mn10300-tdep.c
@@ -1055,6 +1055,11 @@ mn10300_push_dummy_call (struct gdbarch *gdbarch,
/* Push the return address that contains the magic breakpoint. */
sp -= 4;
write_memory_unsigned_integer (sp, push_size, bp_addr);
+
+ /* The CPU also writes the return address always into the
+ MDR register on "call". */
+ regcache_cooked_write_unsigned (regcache, E_MDR_REGNUM, bp_addr);
+
/* Update $sp. */
regcache_cooked_write_unsigned (regcache, E_SP_REGNUM, sp);
return sp;