diff options
Diffstat (limited to 'gcc/config/i386/i386.h')
| -rw-r--r-- | gcc/config/i386/i386.h | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index 323cf47faa5..b02a6c51f47 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -517,6 +517,11 @@ extern int x86_prefetch_sse; N_("Use given assembler dialect"), 0}, \ { "tls-dialect=", &ix86_tls_dialect_string, \ N_("Use given thread-local storage dialect"), 0}, \ + /* APPLE LOCAL begin 4356747 stack realign */ \ + { "stackrealign", \ + &ix86_force_align_arg_pointer, \ + N_("Realign stack in prologue"), 0}, \ + /* APPLE LOCAL end 4356747 stack realign */ \ SUBTARGET_OPTIONS \ } @@ -2288,9 +2293,11 @@ number as al, and ax. #define DBX_REGISTER_NUMBER(N) \ (TARGET_64BIT ? dbx64_register_map[(N)] : dbx_register_map[(N)]) -extern int const dbx_register_map[FIRST_PSEUDO_REGISTER]; -extern int const dbx64_register_map[FIRST_PSEUDO_REGISTER]; -extern int const svr4_dbx_register_map[FIRST_PSEUDO_REGISTER]; +/* APPLE LOCAL begin mainline 2006-02-17 4356747 stack realign */ +extern int const dbx_register_map[FIRST_PSEUDO_REGISTER+1]; +extern int const dbx64_register_map[FIRST_PSEUDO_REGISTER+1]; +extern int const svr4_dbx_register_map[FIRST_PSEUDO_REGISTER+1]; +/* APPLE LOCAL end mainline 2006-02-17 4356747 stack realign */ /* Before the prologue, RA is at 0(%esp). */ #define INCOMING_RETURN_ADDR_RTX \ @@ -2587,6 +2594,8 @@ struct machine_function GTY(()) { struct stack_local_entry *stack_locals; const char *some_ld_name; + /* APPLE LOCAL mainline 2006-02-17 4356747 stack realign */ + rtx force_align_arg_pointer; int save_varrargs_registers; int accesses_prev_frame; int optimize_mode_switching; |