Use proper Intel processor names for -march=/-mtune=

Use proper Intel processor names for -march=/-mtune=

gcc/

	* config/i386/core2.md: Replace corei7 with nehalem.

	* config/i386/driver-i386.c (host_detect_local_cpu): Use nehalem,
	westmere, sandybridge, ivybridge, haswell, bonnell, silvermont
	for cpu names.

	* config/i386/i386-c.c (ix86_target_macros_internal): Replace
	PROCESSOR_COREI7, PROCESSOR_COREI7_AVX, PROCESSOR_ATOM,
	PROCESSOR_SLM with PROCESSOR_NEHALEM, PROCESSOR_SANDYBRIDGE,
	PROCESSOR_BONNELL, PROCESSOR_SILVERMONT.  Define
	__nehalem/__nehalem__, __sandybridge/__sandybridge__,
	__haswell/__haswell__, __tune_nehalem__, __tune_sandybridge__,
	__tune_haswell__, __bonnell/__bonnell__,
	__silvermont/__silvermont__, __tune_bonnell__,
	__tune_silvermont__.

	* config/i386/i386.c (m_COREI7): Renamed to ...
	(m_NEHALEM): This.
	(m_COREI7_AVX): Renamed to ...
	(m_SANDYBRIDGE): This.
	(m_ATOM): Renamed to ...
	(m_BONNELL): This.
	(m_SLM): Renamed to ...
	(m_SILVERMONT): This.
	(m_CORE_ALL): Updated.
	(cpu_names): Add "nehalem", "westmere", "sandybridge",
	"ivybridge", "haswell", "broadwell", "bonnell", "silvermont".
	(PTA_CORE2): New.
	(PTA_NEHALEM): Likewise.
	(PTA_WESTMERE): Likewise.
	(PTA_SANDYBRIDGE): Likewise.
	(PTA_IVYBRIDGE): Likewise.
	(PTA_HASWELL): Likewise.
	(PTA_BROADWELL): Likewise.
	(PTA_BONNELL): Likewise.
	(PTA_SILVERMONT): Likewise.
	(ix86_option_override_internal): Use new PTA_XXX.  Add nehalem,
	westmere, sandybridge, ivybridge, haswell, bonnell, silvermont.
	(ix86_lea_outperforms): Updated.
	(ix86_issue_rate): Likewise.
	(ix86_adjust_cost): Likewise.
	(ia32_multipass_dfa_lookahead): Likewise.
	(do_reorder_for_imul): Likewise.
	(swap_top_of_ready_list): Likewise.
	(ix86_sched_reorder): Likewise.
	(ix86_sched_init_global): Likewise.
	(get_builtin_code_for_version): Likewise.
	(processor_model): Replace M_INTEL_ATOM, M_INTEL_SLM with
	M_INTEL_BONNELL, M_INTEL_SILVERMONT.
	(arch_names_table): Updated.

	* config/i386/i386.h (TARGET_COREI7): Removed.
	(TARGET_COREI7_AVX): Likewise.
	(TARGET_ATOM): Likewise.
	(TARGET_SLM): Likewise.
	(TARGET_NEHALEM): New.
	(TARGET_SANDYBRIDGE): Likewise.
	(TARGET_BONNELL): Likewise.
	(TARGET_SILVERMONT): Likewise.
	(target_cpu_default): Add TARGET_CPU_DEFAULT_core_avx2,
	TARGET_CPU_DEFAULT_nehalem, TARGET_CPU_DEFAULT_westmere,
	TARGET_CPU_DEFAULT_sandybridge, TARGET_CPU_DEFAULT_ivybridge,
	TARGET_CPU_DEFAULT_broadwell, TARGET_CPU_DEFAULT_bonnell,
	TARGET_CPU_DEFAULT_silvermont.  Move TARGET_CPU_DEFAULT_haswell
	before TARGET_CPU_DEFAULT_broadwell.
	(processor_type): Replace PROCESSOR_COREI7, PROCESSOR_COREI7_AVX,
	PROCESSOR_ATOM, PROCESSOR_SLM with PROCESSOR_NEHALEM,
	PROCESSOR_SANDYBRIDGE, PROCESSOR_BONNELL, PROCESSOR_SILVERMONT.

	* config/i386/i386.md (cpu): Replace corei7 with nehalem.

	* config/i386/x86-tune.def: Updated.

	* doc/invoke.texi: Replace corei7, corei7-avx, core-avx-i,
	core-avx2, atom, slm with nehalem, sandybridge, ivybridge,
	haswell, bonnel, silvermont.  Add westmere.

libgcc/

	* config/i386/cpuinfo.c (processor_subtypes): Replace INTEL_ATOM,
	INTEL_SLM with INTEL_BONNELL, INTEL_SILVERMONT.
	(get_intel_cpu): Updated.

Co-Authored-By: Tocar Ilya <ilya.tocar@intel.com>
From-SVN: r206178