AVX512FP16: Add testcases for vfcmaddcph/vfmaddcph/vfcmulcph/vfmulcph.

gcc/testsuite/ChangeLog:

	* gcc.target/i386/avx512fp16-helper.h
	(init_src): Adjust init value.
	(NET_CMASK): New net mask for complex input.
	* gcc.target/i386/avx512fp16-vfcmaddcph-1a.c: New test.
	* gcc.target/i386/avx512fp16-vfcmaddcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16-vfcmulcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16-vfcmulcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16-vfmaddcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16-vfmaddcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16-vfmulcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16-vfmulcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfcmaddcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfcmaddcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfcmulcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfcmulcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfmaddcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfmaddcph-1b.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfmulcph-1a.c: Ditto.
	* gcc.target/i386/avx512fp16vl-vfmulcph-1b.c: Ditto.
17 files changed