From 4074e13c6386c4954e451cf018df44bc5d5fe4ba Mon Sep 17 00:00:00 2001 From: Jim Blandy Date: Fri, 18 Apr 2003 20:20:21 +0000 Subject: * s390-tdep.c (s390_frame_align): New function. (s390_gdbarch_init): Register it with the gdbarch object. --- gdb/s390-tdep.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'gdb/s390-tdep.c') diff --git a/gdb/s390-tdep.c b/gdb/s390-tdep.c index e50a46d..415fde7 100644 --- a/gdb/s390-tdep.c +++ b/gdb/s390-tdep.c @@ -1664,6 +1664,15 @@ s390_push_arguments (int nargs, struct value **args, CORE_ADDR sp, } +static CORE_ADDR +s390_frame_align (struct gdbarch *gdbarch, CORE_ADDR addr) +{ + /* Both the 32- and 64-bit ABI's say that the stack pointer should + always be aligned on an eight-byte boundary. */ + return (addr & -8); +} + + static int s390_use_struct_convention (int gcc_p, struct type *value_type) { @@ -1862,6 +1871,7 @@ s390_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) /* Parameters for inferior function calls. */ set_gdbarch_deprecated_pc_in_call_dummy (gdbarch, deprecated_pc_in_call_dummy_at_entry_point); + set_gdbarch_frame_align (gdbarch, s390_frame_align); set_gdbarch_deprecated_push_arguments (gdbarch, s390_push_arguments); set_gdbarch_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos); set_gdbarch_deprecated_push_return_address (gdbarch, -- cgit v1.1