665 static bool is_spilled_scalar_after(const struct bpf_stack_state *stack, int im)  in is_spilled_scalar_after()  argument
667 	return stack->slot_type[im] == STACK_SPILL &&  in is_spilled_scalar_after()
672 				struct bpf_stack_state *stack, int im)  in is_stack_misc_after()  argument
676 	for (i = im; i < ARRAY_SIZE(stack->slot_type); ++i) {  in is_stack_misc_after()
688 						  struct bpf_stack_state *stack, int im)  in scalar_reg_for_stack()  argument
690 	if (is_spilled_scalar_after(stack, im))  in scalar_reg_for_stack()
693 	if (is_stack_misc_after(env, stack, im))  in scalar_reg_for_stack()
711 		int im = i % BPF_REG_SIZE;  in stacksafe()  local
749 		if (im == 0 || im == 4) {  in stacksafe()
750 			old_reg = scalar_reg_for_stack(env, &old->stack[spi], im);  in stacksafe()
751 			cur_reg = scalar_reg_for_stack(env, &cur->stack[spi], im);  in stacksafe()
755 				i += (im == 0 ? BPF_REG_SIZE - 1 : 3);  in stacksafe()