Define tuning for Core 2 and Core i7.

	Define tuning for Core 2 and Core i7.

	* config/i386/i386-c.c (ix86_target_macros_internal): Update.
	* config/i386/i386.c (core2_cost): Delete, use generic costs instead.
	(m_CORE2): Replace with m_CORE2_{32,64}.
	(m_CORE2I7{,_32,_64}): New macros.
	(m_GENERIC32, m_GENERIC64): Update.
	(initial_ix86_tune_features, x86_accumulate_outgoing_args,)
	(x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
	set m_CORE2I7_64 iff m_GENERIC64.
	(processor_target_table): Use generic costs for Core 2 and Core i7.
	(ix86_option_override_internal): Update entries for Core 2 and Core i7.
	(ix86_issue_rate): Remove entry for Core 2.
	(ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
	* config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
	(TARGET_CORE2): Update.
	(PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
	(PROCESSOR_CORE2): Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167374 138bc75d-0d04-0410-961f-82ee72b054a4