GitLab

* config/avr/avr.c (avr_return_addr_rtx): New function for
builtin_return_address.
(expand_prologue): Calculate stack usage.
(avr_asm_function_end_prologue): Output stack size and offset label.
* config/avr/avr.h (RETURN_ADDR_RTX): Replace.
(machine_function): Add stack_usage.
* config/avr/avr-protos.h (avr_return_addr_rtx): New function.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154188 138bc75d-0d04-0410-961f-82ee72b054a4