[Bug target/108442] arm: MVE's vld1* and vst1* do not work when __ARM_MVE_PRESERVE_USER_NAMESPACE is defined

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108442

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Earnshaw <rearnsha@gcc.gnu.org>:

https://gcc.gnu.org/g:f54e31ddefe3ea7146624eabcb75b1c90dc59f1a

commit r13-5239-gf54e31ddefe3ea7146624eabcb75b1c90dc59f1a
Author: Murray Steele <murray.steele@arm.com>
Date:   Wed Dec 22 15:55:58 2021 +0000

    arm: fix __arm_vld1q_z* and __arm_vst1q_p* intrinsics [PR108442]

    The MVE ACLE allows for __ARM_MVE_PRESERVE_USER_NAMESPACE to be defined,
    which removes definitions for intrinsic functions without the __arm_
    prefix. __arm_vld1q_z* and __arm_vst1q_p* are currently implemented via
    calls to vldr* and vstr*, which results in several compile-time errors when
    __ARM_MVE_PRESERVE_USER_NAMESPACE is defined. This patch replaces these
    with calls to their prefixed counterparts, __arm_vldr* and __arm_str*,
    and adds a test covering the definition of
__ARM_MVE_PRESERVE_USER_NAMESPACE.

    gcc/ChangeLog:

            PR target/108442
            * config/arm/arm_mve.h (__arm_vst1q_p_u8): Use prefixed intrinsic
            function.
            (__arm_vst1q_p_s8): Likewise.
            (__arm_vld1q_z_u8): Likewise.
            (__arm_vld1q_z_s8): Likewise.
            (__arm_vst1q_p_u16): Likewise.
            (__arm_vst1q_p_s16): Likewise.
            (__arm_vld1q_z_u16): Likewise.
            (__arm_vld1q_z_s16): Likewise.
            (__arm_vst1q_p_u32): Likewise.
            (__arm_vst1q_p_s32): Likewise.
            (__arm_vld1q_z_u32): Likewise.
            (__arm_vld1q_z_s32): Likewise.
            (__arm_vld1q_z_f16): Likewise.
            (__arm_vst1q_p_f16): Likewise.
            (__arm_vld1q_z_f32): Likewise.
            (__arm_vst1q_p_f32): Likewise.

    gcc/testsuite/ChangeLog:

            * gcc.target/arm/mve/general/preserve_user_namespace_1.c: New test.