Add avx512ifma instructions.

Add avx512ifma instructions.

gcc/
	* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512IFMA_SET,
	OPTION_MASK_ISA_AVX512IFMA_UNSET): New.
	(ix86_handle_option): Handle OPT_mavx512ifma.
	* config.gcc: Add avx512ifmaintrin.h, avx512ifmavlintrin.h.
	* config/i386/avx512ifmaintrin.h: New file.
	* config/i386/avx512ifmaivlntrin.h: Ditto.
	* config/i386/cpuid.h (bit_AVX512IFMA): New.
	* config/i386/driver-i386.c (host_detect_local_cpu): Detect
	avx512ifma.
	* config/i386/i386-c.c (ix86_target_macros_internal): Define
	__AVX512IFMA__.
	* config/i386/i386.c (ix86_target_string): Add -mavx512ifma.
	(PTA_AVX512IFMA): Define.
	(ix86_option_override_internal): Handle new options.
	(ix86_valid_target_attribute_inner_p): Add avx512ifma.
	(ix86_builtins): Add IX86_BUILTIN_VPMADD52LUQ512,
	IX86_BUILTIN_VPMADD52HUQ512, IX86_BUILTIN_VPMADD52LUQ256,
	IX86_BUILTIN_VPMADD52HUQ256, IX86_BUILTIN_VPMADD52LUQ128,
	IX86_BUILTIN_VPMADD52HUQ128, IX86_BUILTIN_VPMADD52LUQ512_MASKZ,
	IX86_BUILTIN_VPMADD52HUQ512_MASKZ, IX86_BUILTIN_VPMADD52LUQ256_MASKZ,
	IX86_BUILTIN_VPMADD52HUQ256_MASKZ, IX86_BUILTIN_VPMADD52LUQ128_MASKZ,
	IX86_BUILTIN_VPMADD52HUQ128_MASKZ.
	(bdesc_special_args): Add __builtin_ia32_vpmadd52luq512_mask,
	__builtin_ia32_vpmadd52luq512_maskz,
	__builtin_ia32_vpmadd52huq512_mask,
	__builtin_ia32_vpmadd52huq512_maskx,
	__builtin_ia32_vpmadd52luq256_mask,
	__builtin_ia32_vpmadd52luq256_maskz,
	__builtin_ia32_vpmadd52huq256_mask,
	__builtin_ia32_vpmadd52huq256_maskz,
	__builtin_ia32_vpmadd52luq128_mask,
	__builtin_ia32_vpmadd52luq128_maskz,
	__builtin_ia32_vpmadd52huq128_mask,
	__builtin_ia32_vpmadd52huq128_maskz,
	* config/i386/i386.h (TARGET_AVX512IFMA, TARGET_AVX512IFMA_P): Define.
	* config/i386/i386.opt: Add mavx512ifma.
	* config/i386/immintrin.h: Include avx512ifmaintrin.h,
	avx512ifmavlintrin.h.
	* config/i386/sse.md (unspec): Add UNSPEC_VPMADD52LUQ,
	UNSPEC_VPMADD52HUQ.
	(VPMADD52): New iterator.
	(vpmadd52type): New attribute.
	(vpamdd52huq<mode>_maskz): New.
	(vpamdd52luq<mode>_maskz): Ditto.
	(vpamdd52<vpmadd52type><mode><sd_maskz_name>): Ditto.
	(vpamdd52<vpmadd52type><mode>_mask): Ditto.

gcc/testsuite/

	* g++.dg/other/i386-2.C: Add -mavx512ifma.
	* g++.dg/other/i386-3.C: Ditto.
	* gcc.target/i386/avx512f-helper.h: Add avx512ifma-check.h.
	* gcc.target/i386/avx512ifma-check.h: New.
	* gcc.target/i386/avx512ifma-vpmaddhuq-1.c: Ditto.
	* gcc.target/i386/avx512ifma-vpmaddhuq-2.c: Ditto.
	* gcc.target/i386/avx512ifma-vpmaddluq-1.c: Ditto.
	* gcc.target/i386/avx512ifma-vpmaddluq-2.c: Ditto.
	* gcc.target/i386/avx512vl-vpmaddhuq-2.c: Ditto.
	* gcc.target/i386/avx512vl-vpmaddluq-2.c: Ditto.
	* gcc.target/i386/i386.exp (check_effective_target_avx512ifma): New.
	* gcc.target/i386/sse-12.c: Add new options.
	* gcc.target/i386/sse-13.c: Ditto.
	* gcc.target/i386/sse-14.c: Ditto.
	* gcc.target/i386/sse-22.c: Ditto.
	* gcc.target/i386/sse-23.c: Ditto.

2014-11-21  Georg-Johann Lay  <avr@gjlay.de>

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217928 138bc75d-0d04-0410-961f-82ee72b054a4