re PR target/93078 (Missing fma and round functions auto-vectorization with x86-64...

re PR target/93078 (Missing fma and round functions auto-vectorization with x86-64 (sse2))

	PR target/93078
	* config/i386/i386-builtins.c (ix86_builtin_vectorized_function):
	Remove CASE_CFN_RINT handling.
	* config/i386/i386-builtin.def (IX86_BUILTIN_RINTPD,
	IX86_BUILTIN_RINTPS, IX86_BUILTIN_RINTPD256, IX86_BUILTIN_RINTPS256):
	Remove.
	* config/i386/sse.md (nearbyint<mode>2, rint<mode>2): New expanders
	with VF iterator.

	* gcc.target/i386/sse4_1-pr93078.c: New test.
	* gcc.target/i386/avx-pr93078.c: New test.
	* gcc.target/i386/avx512f-pr93078.c: New test.

From-SVN: r279754