This requires additional patch for register allocator from Vladimir
Makarov.

gcc/

2016-11-17  Kirill Yukhin  <kirill.yukhin@gmail.com>
	    Andrew Senkevich <andrew.senkevich@intel.com>

	* common/config/i386/i386-common.c
	(OPTION_MASK_ISA_AVX5124FMAPS_SET,
	OPTION_MASK_ISA_AVX5124FMAPS_UNSET,
	OPTION_MASK_ISA_AVX5124VNNIW_SET,
	OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
	(ix86_handle_option): Handle OPT_mavx5124fmaps,
	OPT_mavx5124vnniw.
	* config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
	* config/i386/avx5124fmapsintrin.h: New file.
	* config/i386/avx5124vnniwintrin.h: Ditto.
	* config/i386/constraints.md (h): New constraint.
	* config/i386/cpuid.h: (bit_AVX5124VNNIW,
	bit_AVX5124FMAPS): New.
	* config/i386/driver-i386.c (host_detect_local_cpu):
	Detect avx5124fmaps, avx5124vnniw.
	* config/i386/i386-builtin-types.def: Add types
	V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
	V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
	V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
	V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
	V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
	V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
	* config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
	__builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
	__builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
	__builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
	__builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
	__builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
	__builtin_ia32_vp4dpwssds_mask): New.
	* config/i386/i386-c.c (ix86_target_macros_internal):
	Define __AVX5124FMAPS__, __AVX5124VNNIW__.
	* config/i386/i386-modes.def: Fixed comment typos, added new
	modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
	* config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
	-mavx5124vnniw.
	(PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
	(ix86_option_override_internal): Handle new options.
	(ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
	avx5124vnniw.
	(ix86_expand_builtin): Handle new builtins.
	(ix86_additional_allocno_class_p): New.
	* config/i386/i386.h (TARGET_AVX5124FMAPS,
	TARGET_AVX5124FMAPS_P,
	TARGET_AVX5124VNNIW,
	TARGET_AVX5124VNNIW_P): Define.
	(reg_class): Add MOD4_SSE_REGS.
	(MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
	* config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
	* config/i386/immintrin.h: Include avx5124fmapsintrin.h,
	avx5124vnniwintrin.h.
	* config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD,
	UNSPEC_VP4FNMADD,
	UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
	(define_mode_iterator IMOD4): New.
	(define_mode_attr imod4_narrow): Ditto.
	(define_insn "mov<mode>"): Ditto.
	(define_insn "avx5124fmaddps_4fmaddps"): Ditto.
	(define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
	(define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
	(define_insn "avx5124fmaddps_4fmaddss"): Ditto.
	(define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
	(define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
	(define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
	(define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
	(define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
	(define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
	(define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
	(define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
	(define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
	(define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
	(define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
	(define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
	(define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
	(define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
	* init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
	* genmodes.c (mode_size_inline): Extend return type.
	* machmode.h (mode_size, mode_base_align): Extend type.

gcc/testsuite/

2016-11-17  Kirill Yukhin  <kirill.yukhin@gmail.com>
	    Andrew Senkevich <andrew.senkevich@intel.com>

	* gcc.target/i386/avx5124fmadd-v4fmaddps-1.c: New test.
	* gcc.target/i386/avx5124fmadd-v4fmaddps-2.c: Ditto.
	* gcc.target/i386/avx5124fmadd-v4fmaddss-1.c: Ditto.
	* gcc.target/i386/avx5124fmadd-v4fnmaddps-1.c: Ditto.
	* gcc.target/i386/avx5124fmadd-v4fnmaddps-2.c: Ditto.
	* gcc.target/i386/avx5124fmadd-v4fnmaddss-1.c: Ditto.
	* gcc.target/i386/avx5124fmaps-check.h: Ditto.
	* gcc.target/i386/avx5124vnniw-check.h: Ditto.
	* gcc.target/i386/avx5124vnniw-vp4dpwssd-1.c: Ditto.
	* gcc.target/i386/avx5124vnniw-vp4dpwssd-2.c: Ditto.
	* gcc.target/i386/avx5124vnniw-vp4dpwssds-1.c: Ditto.
	* gcc.target/i386/avx5124vnniw-vp4dpwssds-2.c: Ditto.
	* gcc.target/i386/avx512f-helper.h: Add avx5124fmaps-check.h,
	avx5124vnniw-check.h.
	* gcc.target/i386/i386.exp (check_effective_target_avx5124fmaps,
	check_effective_target_avx5124vnniw): New.
	* gcc.target/i386/m128-check.h (ESP_FLOAT, ESP_DOUBLE):
	Set under ifndef.
	* gcc.target/i386/sse-12.c: Add -mavx5124fmaps, -mavx5124vnniw.
	* gcc.target/i386/sse-13.c: Ditto.
	* g++.dg/other/i386-2.C: Ditto.
	* g++.dg/other/i386-3.C: Ditto.
	* gcc.target/i386/sse-22.c: Ditto.
	* gcc.target/i386/sse-23.c: Ditto.

From-SVN: r242569