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Re: [PATCH 4/7] rs6000: Remove TARGET_POWERPC

From: David Edelsohn <dje dot gcc at gmail dot com>
To: Segher Boessenkool <segher at kernel dot crashing dot org>
Cc: gcc-patches at gcc dot gnu dot org, meissner at gcc dot gnu dot org
Date: Wed, 15 Aug 2012 20:02:30 -0400
Subject: Re: [PATCH 4/7] rs6000: Remove TARGET_POWERPC
References: <cover.1345067650.git.segher@kernel.crashing.org> <7cd174a3c712c3198aa38be1e66ab6775f9ae687.1345067650.git.segher@kernel.crashing.org>

On Wed, Aug 15, 2012 at 6:29 PM, Segher Boessenkool
<segher@kernel.crashing.org> wrote:
> It's always on now.  Also remove -mcpu=common.
>
> 2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>
>
> gcc/
>         * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
>         Delete handling for -mno-powerpc and -mpowerpc.
>         * config/rs6000/aix43.h (ASM_CPU_SPEC): Similar.
>         (ASM_DEFAULT_SPEC): Use -mppc instead of -mcom.
>         * config/rs6000/aix51.h (ASM_CPU_SPEC, ASM_DEFAULT_SPEC): Ditto.
>         * config/rs6000/aix52.h (TARGET_DEFAULT): Delete MASK_POWERPC.
>         * config/rs6000/aix53.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/aix61.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/darwin.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/darwin64.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/default64.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/driver-rs6000.c (asm_names): Delete handling
>         for -mcpu=common and -mpowerpc.
>         * config/rs6000/eabi.h (TARGET_DEFAULT): Delete MASK_POWERPC.
>         * config/rs6000/eabialtivec.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/eabispe.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/linuxspe.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING):
>         Use RS6000_BTM_ALWAYS instead of RS6000_BTM_POWERPC.
>         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
>         Adjust.
>         (rs6000_cpu_cpp_builtins): Adjust.
>         * config/rs6000/rs6000.c (POWERPC_BASE_MASK): Delete MASK_POWERPC.
>         (rs6000_builtin_mask_calculate): Adjust.
>         (rs6000_emit_move): Delete code for ! TARGET_POWERPC.
>         (rs6000_init_libfuncs): Ditto.
>         (rs6000_output_function_prologue): Ditto.
>         (rs6000_opt_masks): Delete MASK_POWERPC.
>         (rs6000_builtin_mask_names): Delete RS6000_BTM_POWERPC.
>         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete handling for
>         -mpowerpc.
>         (RS6000_BTM_POWERPC): Delete.
>         (RS6000_BTM_COMMON): Delete RS6000_BTM_POWERPC.
>         * config/rs6000/rs6000.md (extendqisi2 patterns): Adjust for
>         TARGET_POWERPC always on.
>         (extendqihi2 patterns): Similar.
>         (various unnamed subtract patterns): Similar.
>         (bswaphi2 patterns): Similar.
>         (divmodsi4): Similar.
>         (udiv<GPR:mode>3): Similar.
>         (div<GPR:mode>3 patterns): Similar.
>         (udivmodsi4): Similar.
>         (mulhcall): Delete.
>         (mullcall): Delete.
>         (divss_call): Delete.
>         (divus_call): Delete.
>         (quoss_call): Delete.
>         (quous_call): Delete.
>         (insvsi patterns): Adjust.
>         (addsf3 patterns): Adjust.
>         (subsf3 patterns): Adjust.
>         (mulsf3 patterns): Adjust.
>         (divsf3 patterns): Adjust.
>         (*fmasf4_fpr): Adjust.
>         (*fmssf4_fpr): Adjust.
>         (*nfmasf4_fpr): Adjust.
>         (*nfmssf4_fpr): Adjust.
>         (*floatunssidf2_internal): Adjust.
>         (fix_trunc<SFDF:mode>si2_internal): Adjust.
>         (fctiwz_<SFDF:mode>): Adjust.
>         (mulsidi3 patterns): Adjust.
>         (smulsi3_highpart patterns): Adjust.
>         (umulsi3_highpart patterns): Adjust.
>         (fix_trunctfsi2 patterns): Adjust.
>         (prefetch): Adjust.
>         * config/rs6000/rs6000.opt (mpowerpc): Replace by stub option.
>         (mno-powerpc): Delete.
>         * config/rs6000/sync.md (load_locked<ATOMIC:mode>): Adjust.
>         (store_conditional<ATOMIC:mode>): Adjust.
>         (atomic_compare_and_swap<ATOMIC:mode>): Adjust.
>         (atomic_exchange<ATOMIC:mode>): Adjust.
>         (atomic_<fetchop_name><ATOMIC:mode>): Adjust.
>         (atomic_nand<ATOMIC:mode>): Adjust.
>         (atomic_fetch_<fetchop_name><ATOMIC:mode>): Adjust.
>         (atomic_fetch_nand<ATOMIC:mode>): Adjust.
>         (atomic_<fetchop_name>_fetch<ATOMIC:mode>): Adjust.
>         (atomic_nand_fetch<ATOMIC:mode>): Adjust.
>         * config/rs6000/sysv4.h (TARGET_DEFAULT): Delete MASK_POWERPC.
>         * config/rs6000/sysv4le.h (TARGET_DEFAULT): Ditto.
>         * config/rs6000/vxworks.h (TARGET_DEFAULT): Ditto.
>         * doc/invoke.texi: Adjust documentation.

This patch is okay.

Thanks, David

References:
- [PATCH 0/7] rs6000: POWER removal, phase 2.
  - From: Segher Boessenkool
- [PATCH 4/7] rs6000: Remove TARGET_POWERPC
  - From: Segher Boessenkool

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