static char *auto_overlay_file = 0;
static unsigned int auto_overlay_fixed = 0;
static unsigned int auto_overlay_reserved = 0;
+static int extra_stack_space = 2000;
int my_argc;
char **my_argv;
s = spu_elf_check_vma (&link_info, auto_overlay,
local_store_lo, local_store_hi,
auto_overlay_fixed, auto_overlay_reserved,
+ extra_stack_space,
spu_elf_load_ovl_mgr,
spu_elf_open_overlay_script,
spu_elf_relink);
#define OPTION_SPU_OVERLAY_RODATA (OPTION_SPU_AUTO_RELINK + 1)
#define OPTION_SPU_FIXED_SPACE (OPTION_SPU_OVERLAY_RODATA + 1)
#define OPTION_SPU_RESERVED_SPACE (OPTION_SPU_FIXED_SPACE + 1)
-#define OPTION_SPU_NO_AUTO_OVERLAY (OPTION_SPU_RESERVED_SPACE + 1)
+#define OPTION_SPU_EXTRA_STACK (OPTION_SPU_RESERVED_SPACE + 1)
+#define OPTION_SPU_NO_AUTO_OVERLAY (OPTION_SPU_EXTRA_STACK + 1)
'
PARSE_AND_LIST_LONGOPTS='
{ "overlay-rodata", no_argument, NULL, OPTION_SPU_OVERLAY_RODATA },
{ "fixed-space", required_argument, NULL, OPTION_SPU_FIXED_SPACE },
{ "reserved-space", required_argument, NULL, OPTION_SPU_RESERVED_SPACE },
+ { "extra-stack-space", required_argument, NULL, OPTION_SPU_EXTRA_STACK },
{ "no-auto-overlay", optional_argument, NULL, OPTION_SPU_NO_AUTO_OVERLAY },
'
--overlay-rodata Place read-only data with associated function\n\
code in overlays.\n\
--fixed-space=bytes Local store for non-overlay code and data.\n\
- --reserved-space=bytes Local store for stack and heap.\n"
+ --reserved-space=bytes Local store for stack and heap. If not specified\n\
+ ld will estimate stack size and assume no heap.\n\
+ --extra-stack-space=bytes Space for negative sp access (default 2000) if\n\
+ --reserved-space not given.\n"
));
'
}
break;
+ case OPTION_SPU_EXTRA_STACK:
+ {
+ char *end;
+ extra_stack_space = strtol (optarg, &end, 0);
+ if (*end != 0)
+ einfo (_("%P%F: invalid --extra-stack-space value `%s'\''\n"), optarg);
+ }
+ break;
+
case OPTION_SPU_NO_AUTO_OVERLAY:
auto_overlay = 0;
if (optarg != NULL)