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-rw-r--r--include/opcode/riscv-opc.h5
-rw-r--r--include/opcode/riscv.h4
2 files changed, 9 insertions, 0 deletions
diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h
index 73d8c0c..0661565 100644
--- a/include/opcode/riscv-opc.h
+++ b/include/opcode/riscv-opc.h
@@ -2472,6 +2472,11 @@
/* Vendor-specific (CORE-V) Xcvelw instructions. */
#define MATCH_CV_ELW 0x600b
#define MASK_CV_ELW 0x707f
+/* Vendor-specific (CORE-V) Xcvbi instructions. */
+#define MATCH_CV_BNEIMM 0x700b
+#define MASK_CV_BNEIMM 0x707f
+#define MATCH_CV_BEQIMM 0x600b
+#define MASK_CV_BEQIMM 0x707f
/* Vendor-specific (T-Head) XTheadBa instructions. */
#define MATCH_TH_ADDSL 0x0000100b
#define MASK_TH_ADDSL 0xf800707f
diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h
index d210e70..f6e6dae 100644
--- a/include/opcode/riscv.h
+++ b/include/opcode/riscv.h
@@ -55,6 +55,7 @@ static inline unsigned int riscv_insn_length (insn_t insn)
#define RV_X(x, s, n) (((x) >> (s)) & ((1 << (n)) - 1))
#define RV_IMM_SIGN(x) (-(((x) >> 31) & 1))
#define RV_X_SIGNED(x, s, n) (RV_X(x, s, n) | ((-(RV_X(x, (s + n - 1), 1))) << (n)))
+#define RV_IMM_SIGN_N(x, s, n) (-(((x) >> ((s) + (n) - 1)) & 1))
#define EXTRACT_ITYPE_IMM(x) \
(RV_X(x, 20, 12) | (RV_IMM_SIGN(x) << 12))
@@ -119,6 +120,8 @@ static inline unsigned int riscv_insn_length (insn_t insn)
(RV_X(x, 20, 5))
#define EXTRACT_CV_IS3_UIMM5(x) \
(RV_X(x, 25, 5))
+#define EXTRACT_CV_BI_IMM5(x) \
+ (RV_X(x, 20, 5) | (RV_IMM_SIGN_N(x, 20, 5) << 5))
#define ENCODE_ITYPE_IMM(x) \
(RV_X(x, 0, 12) << 20)
@@ -490,6 +493,7 @@ enum riscv_insn_class
INSN_CLASS_XCVMAC,
INSN_CLASS_XCVALU,
INSN_CLASS_XCVELW,
+ INSN_CLASS_XCVBI,
INSN_CLASS_XTHEADBA,
INSN_CLASS_XTHEADBB,
INSN_CLASS_XTHEADBS,