[Bug target/66791] [ARM] Replace builtins with gcc vector extensions code

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66791

--- Comment #10 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Prathamesh Kulkarni
<prathamesh3...@gcc.gnu.org>:

https://gcc.gnu.org/g:6785eb595981abd93ad85edcfdf1d2e43c0841f5

commit r12-2241-g6785eb595981abd93ad85edcfdf1d2e43c0841f5
Author: prathamesh.kulkarni <prathamesh.kulka...@linaro.org>
Date:   Mon Jul 12 15:18:21 2021 +0530

    arm/66791: Replace builtins for unsigned and fp vmul_n intrinsics.

    gcc/ChangeLog:
            PR target/66791
            * config/arm/arm_neon.h (vmul_n_u32): Replace call to builtin with
            __a * __b.
            (vmulq_n_u32): Likewise.
            (vmul_n_f32): Gate __a * __b on __FAST_MATH__.
            (vmulq_n_f32): Likewise.
            (vmul_n_f16): Likewise.
            (vmulq_n_f16): Likewise.

    gcc/testsuite/ChangeLog:
            PR target/66791
            * gcc.target/arm/armv8_2-fp16-neon-2.c: Adjust.