This is the mail archive of the gcc-bugs@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[Bug target/63173] performance problem with simd intrinsics vld2_dup_* on aarch64-none-elf


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63173

--- Comment #10 from Yvan Roux <yroux at gcc dot gnu.org> ---
Author: yroux
Date: Thu Dec  4 17:46:32 2014
New Revision: 218385

URL: https://gcc.gnu.org/viewcvs?rev=218385&root=gcc&view=rev
Log:
2014-12-04  Yvan Roux  <yvan.roux@linaro.org>

    Backport from trunk r216630.
    2014-10-24  Felix Yang  <felix.yang@huawei.com>
    Jiji Jiang  <jiangjiji@huawei.com>

    PR target/63173
    * config/aarch64/arm_neon.h (__LD2R_FUNC): Remove macro.
    (__LD3R_FUNC): Ditto.
    (__LD4R_FUNC): Ditto.
    (vld2_dup_s8, vld2_dup_s16, vld2_dup_s32, vld2_dup_f32, vld2_dup_f64,
     vld2_dup_u8, vld2_dup_u16, vld2_dup_u32, vld2_dup_p8, vld2_dup_p16
     vld2_dup_s64, vld2_dup_u64, vld2q_dup_s8, vld2q_dup_p8, 
     vld2q_dup_s16, vld2q_dup_p16, vld2q_dup_s32, vld2q_dup_s64, 
     vld2q_dup_u8, vld2q_dup_u16, vld2q_dup_u32, vld2q_dup_u64 
     vld2q_dup_f32, vld2q_dup_f64): Rewrite using builtin functions.
    (vld3_dup_s64, vld3_dup_u64, vld3_dup_f64, vld3_dup_s8 
     vld3_dup_p8, vld3_dup_s16, vld3_dup_p16, vld3_dup_s32 
     vld3_dup_u8, vld3_dup_u16, vld3_dup_u32, vld3_dup_f32
     vld3q_dup_s8, vld3q_dup_p8, vld3q_dup_s16, vld3q_dup_p16 
     vld3q_dup_s32, vld3q_dup_s64, vld3q_dup_u8, vld3q_dup_u16 
     vld3q_dup_u32, vld3q_dup_u64, vld3q_dup_f32, vld3q_dup_f64): Likewise.
    (vld4_dup_s64, vld4_dup_u64, vld4_dup_f64, vld4_dup_s8 
     vld4_dup_p8, vld4_dup_s16, vld4_dup_p16, vld4_dup_s32 
     vld4_dup_u8, vld4_dup_u16, vld4_dup_u32, vld4_dup_f32 
     vld4q_dup_s8, vld4q_dup_p8, vld4q_dup_s16, vld4q_dup_p16 
     vld4q_dup_s32, vld4q_dup_s64, vld4q_dup_u8, vld4q_dup_u16 
     vld4q_dup_u32, vld4q_dup_u64, vld4q_dup_f32, vld4q_dup_f64): Likewise.
    * config/aarch64/aarch64.md (define_c_enum "unspec"): Add
    UNSPEC_LD2_DUP, UNSPEC_LD3_DUP, UNSPEC_LD4_DUP.
    * config/aarch64/aarch64-simd-builtins.def (ld2r, ld3r, ld4r): New
    builtins.
    * config/aarch64/aarch64-simd.md (aarch64_simd_ld2r<mode>): New pattern.
    (aarch64_simd_ld3r<mode>): Likewise.
    (aarch64_simd_ld4r<mode>): Likewise.
    (aarch64_ld2r<mode>): New expand.
    (aarch64_ld3r<mode>): Likewise.
    (aarch64_ld4r<mode>): Likewise.


Modified:
    branches/linaro/gcc-4_9-branch/gcc/ChangeLog.linaro
    branches/linaro/gcc-4_9-branch/gcc/config/aarch64/aarch64-simd-builtins.def
    branches/linaro/gcc-4_9-branch/gcc/config/aarch64/aarch64-simd.md
    branches/linaro/gcc-4_9-branch/gcc/config/aarch64/aarch64.md
    branches/linaro/gcc-4_9-branch/gcc/config/aarch64/arm_neon.h


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]