* i386.c (split_ti): New function.
	(ix86_split_to_parts): Support TImodes.
	* i386.h (VALID_INT_MODE_P): Add TImode.
	* i386.md (movdi splitter): Fix.
	(movti): Support 64bit integer registers.
	(movti_rex64): New function and splitter.

	* i386.c (*_cost): Add movsx/movzx cost.
	* i386.h (struct processor_costs): Add movsx/movzx fields.
	(RTX_COSTS): Handle zero/sign extend + avoid believing that
	64bit operations require split on 64bit machine.
	(CONST_COST): Make large 64bit constants expensive on 64bit compilation.

	* i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
	(ix86_expand_move): Avoid pushes of memory if size does not match;
	move long constants to register.
	(x86_initialize_trampoline): Fix mode.
	* i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
	Use ASM_QUAD on 64bit.
	* i386.md (test pattern): Disallow impossible constants.
	(tablejump PIC expander): Fix emitting of sum.
	(movdicc_rex64): Rename to movdicc.
	* linux64.h (LINK_SPEC): Add missing '%'.

From-SVN: r46296