[Bug c/96683] New: Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not supported by GCC.

[Bug c/96683] New: Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not supported by GCC.

[sripar01 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96683

            Bug ID: 96683
           Summary: Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not
                    supported by GCC.
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: sripar01 at gcc dot gnu.org
  Target Milestone: ---
            Target: arm

Created attachment 49076
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49076&action=edit
test case

$ arm-none-eabi-gcc -v
Using built-in specs.
COLLECT_GCC=arm-none-eabi-gcc
COLLECT_LTO_WRAPPER=/work/gnu-work/Release/build-arm-none-eabi/install/libexec/gcc/arm-none-eabi/10.2.1/lto-wrapper
Target: arm-none-eabi
Configured with: /work/gnu-work/Release/src/gcc/configure
--target=arm-none-eabi
--prefix=/work/gnu-work/Release/build-arm-none-eabi/install//
--with-gmp=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--with-mpfr=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--with-mpc=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--with-isl=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--disable-shared --disable-nls --disable-threads --disable-tls
--enable-checking=yes --enable-languages=c,c++,fortran --with-newlib
--with-multilib-list=rmprofile --with-pkgversion=unknown : (reconfigured)
/work/gnu-work/Release/src/gcc/configure --target=arm-none-eabi
--prefix=/work/gnu-work/Release/build-arm-none-eabi/install//
--with-gmp=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--with-mpfr=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--with-mpc=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--with-isl=/work/gnu-work/Release/build-arm-none-eabi/host-tools
--disable-shared --disable-nls --disable-threads --disable-tls
--enable-checking=yes --with-newlib --with-multilib-list=rmprofile
--with-pkgversion=unknown target_alias=arm-none-eabi CFLAGS='-O0 -g3'
CXXFLAGS='-O0 -g3' --enable-languages=c,c++,fortran,lto --no-create
--no-recursion
Thread model: single
Supported LTO compression algorithms: zlib
gcc version 10.2.1 20200803 (unknown)

$ arm-none-eabi-gcc bug.c -mfloat-abi=hard -march=armv8.1-m.main+mve.fp -O3
bug.c: In function 'foo':
bug.c:9358:3: error: this builtin is not supported for this target
 9358 |   __builtin_mve_vst1q_sv8hi ((__builtin_neon_hi *) __addr, __value);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

gcc for arm-none-eabi target fails to compile MVE ACLE intrinsics
vst1q(_s8|_s16|_u8|_u16).

[Bug c/96683] Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not supported by GCC.

[sripar01 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96683

SRINATH PARVATHANENI <sripar01 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2020-08-18
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW

[Bug c/96683] Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not supported by GCC.

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96683

--- Comment #1 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Joe Ramsay <joeramsay@gcc.gnu.org>:

https://gcc.gnu.org/g:91d206adfe39ce063f6a5731b92a03c05e82e94a

commit r11-2782-g91d206adfe39ce063f6a5731b92a03c05e82e94a
Author: Joe Ramsay <Joe.Ramsay@arm.com>
Date:   Wed Aug 19 12:34:06 2020 +0000

    arm: Require MVE memory operand for destination of vst1q intrinsic

    Previously, the machine description patterns for vst1q accepted a generic
memory
    operand for the destination, which could lead to an unrecognised builtin
when
    expanding vst1q* intrinsics. This change fixes the pattern to only accept
MVE
    memory operands.

    gcc/ChangeLog:

            PR target/96683
            * config/arm/mve.md (mve_vst1q_f<mode>): Require MVE memory operand
for
            destination.
            (mve_vst1q_<supf><mode>): Likewise.

    gcc/testsuite/ChangeLog:

            PR target/96683
            * gcc.target/arm/mve/intrinsics/vst1q_f16.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_s16.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_s8.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_u16.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_u8.c: New test.

[Bug target/96683] Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not supported by GCC.

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96683

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by SRINATH PARVATHANENI
<sripar01@gcc.gnu.org>:

https://gcc.gnu.org/g:dc0743773bef43cd3e4a8b986befa5bfebcd70f3

commit r10-8798-gdc0743773bef43cd3e4a8b986befa5bfebcd70f3
Author: Joe Ramsay <Joe.Ramsay@arm.com>
Date:   Wed Aug 19 12:34:06 2020 +0000

    arm: Require MVE memory operand for destination of vst1q intrinsic

    Previously, the machine description patterns for vst1q accepted a generic
memory
    operand for the destination, which could lead to an unrecognised builtin
when
    expanding vst1q* intrinsics. This change fixes the pattern to only accept
MVE
    memory operands.

    gcc/ChangeLog:

            PR target/96683
            * config/arm/mve.md (mve_vst1q_f<mode>): Require MVE memory operand
for
            destination.
            (mve_vst1q_<supf><mode>): Likewise.

    gcc/testsuite/ChangeLog:

            PR target/96683
            * gcc.target/arm/mve/intrinsics/vst1q_f16.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_s16.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_s8.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_u16.c: New test.
            * gcc.target/arm/mve/intrinsics/vst1q_u8.c: New test.

    (cherry picked from commit 91d206adfe39ce063f6a5731b92a03c05e82e94a)

[Bug target/96683] Arm: MVE ACLE intrinsics vst1q_{s8|u8|s16|u16} is not supported by GCC.

[sripar01 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96683

SRINATH PARVATHANENI <sripar01 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #3 from SRINATH PARVATHANENI <sripar01 at gcc dot gnu.org> ---
Pushed patch to trunk and gcc-10 branch.