[patch][i386] Tremont -march/-mtune options

Mon, 04 Jun 2018 04:49:19 -0700 

Hi,

This patch implements Tremont -march/-mtune.

2018-06-04  Olga Makhotina  <olga.makhot...@intel.com>

gcc/

        * config.gcc: Support "tremont".
        * config/i386/driver-i386.c (host_detect_local_cpu): Detect "tremont".
        * config/i386/i386-c.c (ix86_target_macros_internal): Handle
        PROCESSOR_TREMONT.
        * config/i386/i386.c (m_TREMONT): Define.
        (processor_target_table): Add "tremont".
        (PTA_TREMONT): Define.
        (ix86_lea_outperforms): Add TARGET_TREMONT.
        (get_builtin_code_for_version): Handle PROCESSOR_TREMONT.
        (fold_builtin_cpu): Add M_INTEL_TREMONT, replace M_INTEL_GOLDMONT
        and M_INTEL_GOLDMONT_PLUS.
        (fold_builtin_cpu): Add "tremont".
        (ix86_add_stmt_cost): Add TARGET_TREMONT.
        (ix86_option_override_internal): Add "tremont".
        * config/i386/i386.h (processor_costs): Define TARGET_TREMONT.
        (processor_type): Add PROCESSOR_TREMONT.
        * config/i386/x86-tune.def: Add m_TREMONT.
        * doc/invoke.texi: Add tremont as x86 -march=/-mtune= CPU type.

libgcc/

        * config/i386/cpuinfo.h (processor_types): Add INTEL_TREMONT.

gcc/testsuite/

        * gcc.target/i386/funcspec-56.inc: Test arch=tremont.

Is it OK?

Thanks.

Attachment: 0001-tremont.patch
Description: 0001-tremont.patch

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