Add TIGERLAKE and COOPERLAKE to GCC.

Add TIGERLAKE and COOPERLAKE to GCC.

2019-08-20  Lili Cui  <lili.cui@intel.com>

gcc/
	* common/config/i386/i386-common.c
	(processor_names): Add tigerlake and cooperlake.
	(processor_alias_table): Add tigerlake and cooperlake.
	* config.gcc: Add -march=tigerlake and cooperlake.
	* config/i386/driver-i386.c
	(host_detect_local_cpu): Detect tigerlake and cooperlake.
	Add "has_avx" to classify processor.
	* config/i386/i386-builtins.c (processor_model):
	Add M_INTEL_COREI7_TIGERLAKE and M_INTEL_COREI7_COOPERLAKE.
	(arch_names_table): Add tigerlake and cooperlake.
	(get_builtin_code_for_version) : Handle PROCESSOR_TIGERLAKE and
	PROCESSOR_COOPERLAKE.
	* config/i386/i386-c.c
	(ix86_target_macros_internal): Handle tigerlake and cooperlake.
	* config/i386/i386-options.c
	(m_TIGERLAKE)  : Define.
	(m_COOPERLAKE) : Ditto.
	(m_CORE_AVX512): Ditto.
	(processor_cost_table): Add cascadelake.
	(ix86_option_override_internal): Hadle PTA_MOVDIRI, PTA_MOVDIR64B.
	* config/i386/i386.h
	(ix86_size_cost) : Define TARGET_TIGERLAKE and TARGET_COOPERLAKE.
	(processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
	(PTA_MOVDIRI): Ditto.
	(PTA_MOVDIR64B): Ditto.
	(PTA_COOPERLAKE) : Ditto.
	(PTA_TIGERLAKE)  : Ditto.
	(processor_type) : Add PROCESSOR_TIGERLAKE and PROCESSOR_COOPERLAKE.
	* doc/extend.texi: Add tigerlake and cooperlake.
	* doc/invoke.texi: Add tigerlake and cooperlake.

gcc/testsuite/
	* gcc.target/i386/funcspec-56.inc: Handle new march.
	* g++.target/i386/mv16.C: Handle new march

libgcc/
	* config/i386/cpuinfo.h: Add INTEL_COREI7_TIGERLAKE and
	INTEL_COREI7_COOPERLAKE.

From-SVN: r274693