AVX10.2 ymm rounding: Support vadd{s,d,h} and vcmp{s,d,h} intrins

gcc/ChangeLog:

	* config.gcc: Add avx10_2roundingintrin.h.
	* config/i386/i386-builtin-types.def: Add new DEF_FUNCTION_TYPE.
	* config/i386/i386-builtin.def (BDESC): Add new builtins.
	* config/i386/i386-expand.cc (ix86_expand_round_builtin): Handle
	V4DF_FTYPE_V4DF_V4DF_V4DF_UQI_INT, V8SF_FTYPE_V8SF_V8SF_V8SF_UQI_INT,
	V16HF_FTYPE_V16HF_V16HF_V16HF_UHI_INT, UQI_FTYPE_V4DF_V4DF_INT_UQI_INT,
	UHI_FTYPE_V16HF_V16HF_INT_UHI_INT, UQI_FTYPE_V8SF_V8SF_INT_UQI_INT.
	* config/i386/immintrin.h: Include avx10_2roundingintrin.h.
	* config/i386/sse.md: Change subst_attr name due to renaming.
	* config/i386/subst.md:
	(<round_mode512bit_condition>): Add condition check for avx10.2
	rounding control 256bit intrins and renamed to ...
	(<round_mode_condition>): ...this.
	(round_saeonly_mode512bit_condition): Add condition check for
	avx10.2 rounding control 256 bit intris and renamed to ...
	(round_saeonly_mode_condition): ...this.
	* config/i386/avx10_2roundingintrin.h: New file.

gcc/testsuite/ChangeLog:

	* gcc.target/i386/avx-1.c: Add -mavx10.2 and new builtin test.
	* gcc.target/i386/avx-2.c: Ditto.
	* gcc.target/i386/sse-13.c: Add new tests.
	* gcc.target/i386/sse-23.c: Ditto.
	* gcc.target/i386/sse-14.c: Ditto.
	* gcc.target/i386/sse-22.c: Ditto.
	* gcc.target/i386/avx10_2-rounding-1.c: New test.