i386: Change mnemonics from V[ADDNE,DIVNE,MULNE,RCP,SUBNE]PBF16 to V[ADD,DIV,MUL...

i386: Change mnemonics from V[ADDNE,DIVNE,MULNE,RCP,SUBNE]PBF16 to V[ADD,DIV,MUL,RCP,SUB]BF16

gcc/ChangeLog:

	PR target/118270
	* config/i386/avx10_2-512bf16intrin.h: Change intrin and builtin
	name according to new mnemonics.
	* config/i386/avx10_2bf16intrin.h: Ditto.
	* config/i386/i386-builtin.def (BDESC): Ditto.
	* config/i386/sse.md (div<mode>3): Adjust emit_insn.
	(avx10_2_<insn>nepbf16_<mode><mask_name>): Rename to...
	(avx10_2_<insn>bf16_<mode><mask_name>): ...this. Change
	instruction name output.
	(avx10_2_rcppbf16_<mode><mask_name>): Rename to...
	(avx10_2_rcpbf16_<mode><mask_name>):...this. Change
	instruction name output.

gcc/testsuite/ChangeLog:

	PR target/118270
	* gcc.target/i386/avx10_2-512-bf16-1.c: Adjust output and
	intrin call.
	* gcc.target/i386/avx10_2-512-bf-vector-operations-1.c: Move to ...
	* gcc.target/i386/avx10_2-512-bf16-vector-operations-1.c: ...here.
	Adjust asm check.
	* gcc.target/i386/avx10_2-512-vaddnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-512-vaddbf16-2.c: ...here. Adjust
	intrin call.
	* gcc.target/i386/avx10_2-512-vdivnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-512-vdivbf16-2.c: ...here. Adjust
	intrin call.
	* gcc.target/i386/avx10_2-512-vmulnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-512-vmulbf16-2.c: ...here. Adjust
	intrin call.
	* gcc.target/i386/avx10_2-512-vrcppbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-512-vrcpbf16-2.c: ...here. Adjust
	intrin call.
	* gcc.target/i386/avx10_2-512-vsubnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-512-vsubbf16-2.c: ...here. Adjust
	intrin call.
	* gcc.target/i386/avx10_2-bf16-1.c: Adjust output and
	intrin call.
	* gcc.target/i386/avx10_2-bf-vector-operations-1.c: Move to ....
	* gcc.target/i386/avx10_2-bf16-vector-operations-1.c: ...here.
	Adjust asm check.
	* gcc.target/i386/avx10_2-partial-bf-vector-fast-math-1.c: Move to...
	* gcc.target/i386/avx10_2-partial-bf16-vector-fast-math-1.c: ...here.
	Adjust asm check.
	* gcc.target/i386/avx10_2-partial-bf-vector-operations-1.c: Move to...
	* gcc.target/i386/avx10_2-partial-bf16-vector-operations-1.c: ...here.
	Adjust asm check.
	* gcc.target/i386/avx10_2-vaddnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-vaddbf16-2.c: ...here. Adjust intrin call.
	* gcc.target/i386/avx10_2-vdivnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-vdivbf16-2.c: ...here. Adjust intrin call.
	* gcc.target/i386/avx10_2-vmulnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-vmulbf16-2.c: ...here. Adjust intrin call.
	* gcc.target/i386/avx10_2-vrcppbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-vrcpbf16-2.c: ...here. Adjust intrin call.
	* gcc.target/i386/avx10_2-vsubnepbf16-2.c: Move to...
	* gcc.target/i386/avx10_2-vsubbf16-2.c: ...here. Adjust intrin call.
	* lib/target-supports.exp (check_effective_target_avx10_2):
	Adjust asm usage.
	(check_effective_target_avx10_2_512): Ditto.