From 4d8f1ff3bc75dde16f52513de77c7b22a0650f7a Mon Sep 17 00:00:00 2001 From: Jin Ma Date: Sat, 18 Nov 2023 15:06:31 +0800 Subject: RISC-V: Add sub-extension XTheadZvamo for T-Head VECTOR vendor extension MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit T-Head has a range of vendor-specific instructions. Therefore it makes sense to group them into smaller chunks in form of vendor extensions. This patch adds the sub-extension "XTheadZvamo" for the "XTheadVector" extension, and it provides AMO instructions for T-Head VECTOR vendor extension. The 'th' prefix and the "XTheadVector" extension are documented in a PR for the RISC-V toolchain conventions ([1]). [1] https://github.com/riscv-non-isa/riscv-toolchain-conventions/pull/19 Co-developed-by: Lifang Xia Co-developed-by: Christoph Müllner bfd/ChangeLog: * elfxx-riscv.c (riscv_multi_subset_supports): Add support for "XTheadZvamo" extension. (riscv_multi_subset_supports_ext): Likewise. gas/ChangeLog: * doc/c-riscv.texi: * testsuite/gas/riscv/x-thead-vector-zvamo.d: New test. * testsuite/gas/riscv/x-thead-vector-zvamo.s: New test. include/ChangeLog: * opcode/riscv-opc.h (MATCH_TH_VAMOADDWV): New. * opcode/riscv.h (enum riscv_insn_class): Add insn class. opcodes/ChangeLog: * riscv-opc.c: Likewise. --- include/opcode/riscv-opc.h | 37 ++++++++++++++++++++++++++++++++++++- include/opcode/riscv.h | 1 + 2 files changed, 37 insertions(+), 1 deletion(-) (limited to 'include/opcode') diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h index 6556de2..58618a4 100644 --- a/include/opcode/riscv-opc.h +++ b/include/opcode/riscv-opc.h @@ -2849,7 +2849,42 @@ #define MASK_TH_VLSEG8HFFV 0xfdf0707f #define MATCH_TH_VLSEG8WFFV 0xf1006007 #define MASK_TH_VLSEG8WFFV 0xfdf0707f - +#define MATCH_TH_VAMOADDWV 0x0000602f +#define MASK_TH_VAMOADDWV 0xf800707f +#define MATCH_TH_VAMOADDDV 0x0000702f +#define MASK_TH_VAMOADDDV 0xf800707f +#define MATCH_TH_VAMOSWAPWV 0x0800602f +#define MASK_TH_VAMOSWAPWV 0xf800707f +#define MATCH_TH_VAMOSWAPDV 0x0800702f +#define MASK_TH_VAMOSWAPDV 0xf800707f +#define MATCH_TH_VAMOXORWV 0x2000602f +#define MASK_TH_VAMOXORWV 0xf800707f +#define MATCH_TH_VAMOXORDV 0x2000702f +#define MASK_TH_VAMOXORDV 0xf800707f +#define MATCH_TH_VAMOANDWV 0x6000602f +#define MASK_TH_VAMOANDWV 0xf800707f +#define MATCH_TH_VAMOANDDV 0x6000702f +#define MASK_TH_VAMOANDDV 0xf800707f +#define MATCH_TH_VAMOORWV 0x4000602f +#define MASK_TH_VAMOORWV 0xf800707f +#define MATCH_TH_VAMOORDV 0x4000702f +#define MASK_TH_VAMOORDV 0xf800707f +#define MATCH_TH_VAMOMINWV 0x8000602f +#define MASK_TH_VAMOMINWV 0xf800707f +#define MATCH_TH_VAMOMINDV 0x8000702f +#define MASK_TH_VAMOMINDV 0xf800707f +#define MATCH_TH_VAMOMAXWV 0xa000602f +#define MASK_TH_VAMOMAXWV 0xf800707f +#define MATCH_TH_VAMOMAXDV 0xa000702f +#define MASK_TH_VAMOMAXDV 0xf800707f +#define MATCH_TH_VAMOMINUWV 0xc000602f +#define MASK_TH_VAMOMINUWV 0xf800707f +#define MATCH_TH_VAMOMINUDV 0xc000702f +#define MASK_TH_VAMOMINUDV 0xf800707f +#define MATCH_TH_VAMOMAXUWV 0xe000602f +#define MASK_TH_VAMOMAXUWV 0xf800707f +#define MATCH_TH_VAMOMAXUDV 0xe000702f +#define MASK_TH_VAMOMAXUDV 0xf800707f /* Vendor-specific (Ventana Microsystems) XVentanaCondOps instructions */ #define MATCH_VT_MASKC 0x607b #define MASK_VT_MASKC 0xfe00707f diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h index a26ef8a..3099c9e 100644 --- a/include/opcode/riscv.h +++ b/include/opcode/riscv.h @@ -468,6 +468,7 @@ enum riscv_insn_class INSN_CLASS_XTHEADMEMPAIR, INSN_CLASS_XTHEADSYNC, INSN_CLASS_XTHEADVECTOR, + INSN_CLASS_XTHEADZVAMO, INSN_CLASS_XVENTANACONDOPS, }; -- cgit v1.1