h8300-protos.h: Add prototypes for the new functions defined below.
* config/h8300/h8300-protos.h: Add prototypes for
the new functions defined below.
* config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
define.
(dosize): Emit RTL instead of assembly code.
(push): Likewise.
(pop): Likewise.
(h8300_output_function_prologue): Remove.
(h8300_expand_prologue): New.
(h8300_expand_epilogue): New.
(h8300_output_function_epilogue): Do only the reset of
pragma_saveall.
* config/h8300/h8300.md (push_h8300): New.
(push_h8300hs): Likewise.
(pop_h8300): Likewise.
(pop_h8300hs): Likewise.
(*stm_h8300s_2): Change the name to stm_h8300s_2.
(*stm_h8300s_3): Change the name to stm_h8300s_3.
(*stm_h8300s_4): Change the name to stm_h8300s_4.
(*ldm_h8300s_2): New.
(*ldm_h8300s_3): Likewise.
(*ldm_h8300s_4): Likewise.
(return): Likewise.
(*return_1): Likewise.
(prologue): Likewise.
(epilogue): Likewise.
(monitor_prologue): Likewise.