[AArch64] Implement vmul<q>_lane<q>_<fsu><16,32,64> intrinsics in C
gcc/
* config/aarch64/aarch64-simd.md (aarch64_mul3_elt<mode>): New.
(aarch64_mul3_elt_<vswap_width_name><mode>): Likewise.
(aarch64_mul3_elt_to_128df): Likewise.
(aarch64_mul3_elt_to_64v2df): Likewise.
* config/aarch64/iterators.md (VEL): Also handle DFmode.
(VMUL): New.
(VMUL_CHANGE_NLANES) Likewise.
(h_con): Likewise.
(f): Likewise.
* config/aarch64/arm_neon.h
(vmul<q>_lane<q>_<suf><16,32,64>): Convert to C implementation.
gcc/testsuite/
* gcc.target/aarch64/mul_intrinsic_1.c: New.
* gcc.target/aarch64/fmul_intrinsic_1.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@202624
138bc75d-0d04-0410-961f-
82ee72b054a4