[PATCH] gcc: add GCC64 configuration for AIX 7.1

[CHIGOT, CLEMENT via Gcc-patches]

Description:
      This patch adds the support to build 64bit GCC applications on AIX 7.1

Changelog:
2020-07-24 Clement Chigot <clement.chi...@atos.net>

       * config.gcc: Use t-aix64, biarch64 and default64 for cpu_is_64bit.
       * config/rs6000/aix71.h (ASM_SPEC): Remove aix64 option.
       (ASM_SPEC32): New.
       (ASM_SPEC64): New.
       (ASM_CPU_SPEC): Remove vsx and altivec options.
       (CPP_SPEC_COMMON): Rename from CPP_SPEC.
       (CPP_SPEC32): New.
       (CPP_SPEC64): New.
       (CPLUSPLUS_CPP_SPEC): Rename to CPLUSPLUS_CPP_SPEC_COMMON..
       (TARGET_DEFAULT): Only define if not BIARCH.
       (LIB_SPEC_COMMON): Rename from LIB_SPEC.
       (LIB_SPEC32): New.
       (LIB_SPEC64): New.
       (LINK_SPEC_COMMON): Rename from LINK_SPEC.
       (LINK_SPEC32): New.
       (LINK_SPEC64): New.
       (STARTFILE_SPEC): Add 64 bit version of crtcxa and crtdbase.
       (ASM_SPEC): Define 32 and 64 bit alternatives using DEFAULT_ARCH64_P.
       (CPP_SPEC): Same.
       (CPLUSPLUS_CPP_SPEC): Same.
       (LIB_SPEC): Same.
       (LINK_SPEC): Same.
       (SUBTARGET_EXTRA_SPECS): Add new 32/64 specs.



Please apply for me if approved


Clément Chigot
ATOS Bull SAS
1 rue de Provence - 38432 Échirolles - France

0001-gcc-add-GCC64-configuration-for-AIX-7.1.patch
Description: 0001-gcc-add-GCC64-configuration-for-AIX-7.1.patch