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	(ix86_expand_epilogue): ... here. Use mov instead of add to restore
	stack pointer in functions w/o saved registers, output LEAVE more often
	on TARGET_USE_LEAVE machines.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31941 138bc75d-0d04-0410-961f-82ee72b054a4