diff options
Diffstat (limited to 'gcc/function.h')
| -rw-r--r-- | gcc/function.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/gcc/function.h b/gcc/function.h index 884b98a..08d438a 100644 --- a/gcc/function.h +++ b/gcc/function.h @@ -130,10 +130,6 @@ struct expr_status These are the arguments to function calls that have already returned. */ int x_pending_stack_adjust; - /* Number of units that we should eventually pop off the stack. - These are the arguments to function calls that have not happened yet. */ - int x_arg_space_so_far; - /* Under some ABIs, it is the caller's responsibility to pop arguments pushed for function calls. A naive implementation would simply pop the arguments immediately after each call. However, if several @@ -151,6 +147,12 @@ struct expr_status NO_DEFER_POP and OK_DEFER_POP. */ int x_inhibit_defer_pop; + /* If PREFERRED_STACK_BOUNDARY and PUSH_ROUNDING are defined, the stack + boundary can be momentairly unaligned while pushing the arguments. + Record the delta since last aligned boundary here in order to get + stack alignment in the nested function calls working right. */ + int x_stack_pointer_delta; + /* Nonzero means __builtin_saveregs has already been done in this function. The value is the pseudoreg containing the value __builtin_saveregs returned. */ @@ -167,12 +169,12 @@ struct expr_status }; #define pending_stack_adjust (cfun->expr->x_pending_stack_adjust) -#define arg_space_so_far (cfun->expr->x_arg_space_so_far) #define inhibit_defer_pop (cfun->expr->x_inhibit_defer_pop) #define saveregs_value (cfun->expr->x_saveregs_value) #define apply_args_value (cfun->expr->x_apply_args_value) #define forced_labels (cfun->expr->x_forced_labels) #define pending_chain (cfun->expr->x_pending_chain) +#define stack_pointer_delta (cfun->expr->x_stack_pointer_delta) /* This structure can save all the important global and static variables describing the status of the current function. */ |