diff options
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index c4f8b46..6eb1f21 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -434,6 +434,8 @@ emit_call_1 (rtx funexp, tree fntree ATTRIBUTE_UNUSED, tree fndecl ATTRIBUTE_UNU rounded_stack_size_rtx = GEN_INT (rounded_stack_size); stack_pointer_delta -= n_popped; + add_reg_note (call_insn, REG_ARGS_SIZE, GEN_INT (stack_pointer_delta)); + /* If popup is needed, stack realign must use DRAP */ if (SUPPORTS_STACK_ALIGNMENT) crtl->need_drap = true; @@ -3126,8 +3128,19 @@ expand_call (tree exp, rtx target, int ignore) if (old_stack_level) { + rtx last, set; + emit_stack_restore (SAVE_BLOCK, old_stack_level); stack_pointer_delta = old_stack_pointer_delta; + + /* ??? Is this assert warrented, given emit_stack_restore? + or should we just mark the last insn no matter what? */ + last = get_last_insn (); + set = single_set (last); + gcc_assert (set != NULL); + gcc_assert (SET_DEST (set) == stack_pointer_rtx); + add_reg_note (last, REG_ARGS_SIZE, GEN_INT (stack_pointer_delta)); + pending_stack_adjust = old_pending_adj; old_stack_allocated = stack_pointer_delta - pending_stack_adjust; stack_arg_under_construction = old_stack_arg_under_construction; |