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| author | Jim Blandy <jimb@codesourcery.com> | 2001-11-09 18:58:14 +0000 |
|---|---|---|
| committer | Jim Blandy <jimb@codesourcery.com> | 2001-11-09 18:58:14 +0000 |
| commit | fbb58d319175ea81b7c91c72c629fbceb00d6c2a (patch) | |
| tree | 221048416ed8059a50b07e19a5be0b7231d7ae25 /gdb/s390-tdep.c | |
| parent | d6241b80b8c742cb1008306a701e71b842c0f1cb (diff) | |
| download | gdb-fbb58d319175ea81b7c91c72c629fbceb00d6c2a.tar.gz | |
* s390-nat.c: (s390_push_arguments): Write a back chain pointer
into the dummy frame, to help us get backtraces.
Diffstat (limited to 'gdb/s390-tdep.c')
| -rw-r--r-- | gdb/s390-tdep.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/gdb/s390-tdep.c b/gdb/s390-tdep.c index 97e65d9eee5..bbac85a183b 100644 --- a/gdb/s390-tdep.c +++ b/gdb/s390-tdep.c @@ -1263,7 +1263,16 @@ s390_push_arguments (int nargs, struct value **args, CORE_ADDR sp, } } } - if (!second_pass) + if (second_pass) + { + /* Write the back chain pointer into the first word of the + stack frame. This will help us get backtraces from + within functions called from GDB. */ + write_memory_unsigned_integer (sp, + (TARGET_PTR_BIT / TARGET_CHAR_BIT), + read_fp ()); + } + else { outgoing_args_space = outgoing_args_ptr; /* Align to 16 bytes because because I like alignment & |