r175620 - in /trunk/gcc: ChangeLog config/avr/a...

Wed Jun 29 07:52:00 GMT 2011

Author: gjl
Date: Wed Jun 29 07:52:56 2011
New Revision: 175620

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=175620
Log:
	* config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
	_xmulhisi3_exit.
	* config/avr/libgcc.S (_xmulhisi3_exit): New Function.
	(__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
	(__umulhisi3): Ditto.
	* config/avr/avr.md (mulhisi3): New insn expender.
	(umulhisi3): New insn expender.
	(*mulhisi3_call): New insn.
	(*umulhisi3_call): New insn.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/avr/avr.md
    trunk/gcc/config/avr/libgcc.S
    trunk/gcc/config/avr/t-avr