r136238 - in /trunk/gcc: ChangeLog config/avr/a...

[aesok@gcc.gnu.org]

Author: aesok
Date: Sat May 31 15:01:16 2008
New Revision: 136238

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=136238
Log:
	* config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
	(UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
	(movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
	* config/avr/avr.c (expand_prologue, expand_epilogue): Use 
	movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the 
	stack pointer register.
	(output_movhi): Remove code for interrupt specific writing to the 
	stack pointer register.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/avr/avr.c
    trunk/gcc/config/avr/avr.md