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RISC-V: Add support for the Zvbc extension

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Zvbc is part of the crypto vector extensions.

This extension adds the following instructions:
- vclmul.[vv,vx]
- vclmulh.[vv,vx]

bfd/ChangeLog:

	* elfxx-riscv.c (riscv_multi_subset_supports): Add instruction
	class support for Zvbc.
	(riscv_multi_subset_supports_ext): Likewise.

gas/ChangeLog:

	* testsuite/gas/riscv/zvbc.d: New test.
	* testsuite/gas/riscv/zvbc.s: New test.

include/ChangeLog:

	* opcode/riscv-opc.h (MATCH_VCLMUL_VV): New.
	(MASK_VCLMUL_VV): New.
	(MATCH_VCLMUL_VX): New.
	(MASK_VCLMUL_VX): New.
	(MATCH_VCLMULH_VV): New.
	(MASK_VCLMULH_VV): New.
	(MATCH_VCLMULH_VX): New.
	(MASK_VCLMULH_VX): New.
	(DECLARE_INSN): New.
	* opcode/riscv.h (enum riscv_insn_class): Add instruction class
	  support for Zvbc.

opcodes/ChangeLog:

	* riscv-opc.c: Add Zvbc instruction.

Signed-off-by: Nathan Huckleberry <nhuck@google.com>
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
This commit is contained in:
Nathan Huckleberry
2023-06-30 22:43:40 +02:00
committed by Jeff Law
parent c8cb37347f
commit c0a98a853d
6 changed files with 50 additions and 0 deletions
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include/opcode/riscv.h
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@@ -415,6 +415,7 @@ enum riscv_insn_class
INSN_CLASS_V,
INSN_CLASS_ZVEF,
INSN_CLASS_ZVBB,
INSN_CLASS_ZVBC,
INSN_CLASS_SVINVAL,
INSN_CLASS_ZICBOM,
INSN_CLASS_ZICBOP,