From eb668e50036e979fb0a74821df4eee0307b44e66 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christoph=20M=C3=BCllner?= Date: Tue, 21 Jun 2022 15:30:56 +0200 Subject: RISC-V: Add Zawrs ISA extension support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds support for the Zawrs ISA extension ("wrs.nto" and "wrs.sto" instructions). The specification can be found here: https://github.com/riscv/riscv-zawrs/blob/main/zawrs.adoc Signed-off-by: Christoph Müllner --- include/opcode/riscv-opc.h | 8 ++++++++ include/opcode/riscv.h | 1 + 2 files changed, 9 insertions(+) (limited to 'include') diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h index 43a6bef..e405921 100644 --- a/include/opcode/riscv-opc.h +++ b/include/opcode/riscv-opc.h @@ -2113,6 +2113,11 @@ #define MASK_CBO_INVAL 0xfff07fff #define MATCH_CBO_ZERO 0x40200f #define MASK_CBO_ZERO 0xfff07fff +/* Zawrs intructions. */ +#define MATCH_WRS_NTO 0x00d00073 +#define MASK_WRS_NTO 0xffffffff +#define MATCH_WRS_STO 0x01d00073 +#define MASK_WRS_STO 0xffffffff /* Vendor-specific (T-Head) XTheadBa instructions. */ #define MATCH_TH_ADDSL 0x0000100b #define MASK_TH_ADDSL 0xf800707f @@ -3066,6 +3071,9 @@ DECLARE_INSN(cbo_clean, MATCH_CBO_CLEAN, MASK_CBO_CLEAN); DECLARE_INSN(cbo_flush, MATCH_CBO_FLUSH, MASK_CBO_FLUSH); DECLARE_INSN(cbo_inval, MATCH_CBO_INVAL, MASK_CBO_INVAL); DECLARE_INSN(cbo_zero, MATCH_CBO_ZERO, MASK_CBO_ZERO); +/* Zawrs instructions. */ +DECLARE_INSN(wrs_nto, MATCH_WRS_NTO, MASK_WRS_NTO) +DECLARE_INSN(wrs_sto, MATCH_WRS_STO, MASK_WRS_STO) /* Vendor-specific (T-Head) XTheadBa instructions. */ DECLARE_INSN(th_addsl, MATCH_TH_ADDSL, MASK_TH_ADDSL) /* Vendor-specific (T-Head) XTheadBb instructions. */ diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h index 1b329ef..dd2569f 100644 --- a/include/opcode/riscv.h +++ b/include/opcode/riscv.h @@ -385,6 +385,7 @@ enum riscv_insn_class INSN_CLASS_ZIFENCEI, INSN_CLASS_ZIHINTPAUSE, INSN_CLASS_ZMMUL, + INSN_CLASS_ZAWRS, INSN_CLASS_F_OR_ZFINX, INSN_CLASS_D_OR_ZDINX, INSN_CLASS_Q_OR_ZQINX, -- cgit v1.1