* s390-nat.c: (s390_push_arguments): Write a back chain pointer

into the dummy frame, to help us get backtraces.
This commit is contained in:
Jim Blandy 2001-11-09 18:58:14 +00:00
parent b165b83891
commit 01c464e928
2 changed files with 13 additions and 1 deletions

View File

@ -1,5 +1,8 @@
2001-11-09 Jim Blandy <jimb@redhat.com>
* s390-nat.c: (s390_push_arguments): Write a back chain pointer
into the dummy frame, to help us get backtraces.
* values.c (value_as_address): If VAL is a function or method,
just return its address; don't let COERCE_ARRAY convert its
address to a pointer, and then have unpack_long convert it back to

View File

@ -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 &