Add Zimop extension

disasm/disasm.cc

@@ -2172,6 +2172,49 @@ void disassembler_t::add_instructions(const isa_parser_t* isa)
     DEFINE_RTYPE(czero_nez);
   }
 
+  if (isa->extension_enabled(EXT_ZIMOP)) {
+    DEFINE_R1TYPE(mop_r_0);
+    DEFINE_R1TYPE(mop_r_1);
+    DEFINE_R1TYPE(mop_r_2);
+    DEFINE_R1TYPE(mop_r_3);
+    DEFINE_R1TYPE(mop_r_4);
+    DEFINE_R1TYPE(mop_r_5);
+    DEFINE_R1TYPE(mop_r_6);
+    DEFINE_R1TYPE(mop_r_7);
+    DEFINE_R1TYPE(mop_r_8);
+    DEFINE_R1TYPE(mop_r_9);
+    DEFINE_R1TYPE(mop_r_10);
+    DEFINE_R1TYPE(mop_r_11);
+    DEFINE_R1TYPE(mop_r_12);
+    DEFINE_R1TYPE(mop_r_13);
+    DEFINE_R1TYPE(mop_r_14);
+    DEFINE_R1TYPE(mop_r_15);
+    DEFINE_R1TYPE(mop_r_16);
+    DEFINE_R1TYPE(mop_r_17);
+    DEFINE_R1TYPE(mop_r_18);
+    DEFINE_R1TYPE(mop_r_19);
+    DEFINE_R1TYPE(mop_r_20);
+    DEFINE_R1TYPE(mop_r_21);
+    DEFINE_R1TYPE(mop_r_22);
+    DEFINE_R1TYPE(mop_r_23);
+    DEFINE_R1TYPE(mop_r_24);
+    DEFINE_R1TYPE(mop_r_25);
+    DEFINE_R1TYPE(mop_r_26);
+    DEFINE_R1TYPE(mop_r_27);
+    DEFINE_R1TYPE(mop_r_28);
+    DEFINE_R1TYPE(mop_r_29);
+    DEFINE_R1TYPE(mop_r_30);
+    DEFINE_R1TYPE(mop_r_31);
+    DEFINE_RTYPE(mop_rr_0);
+    DEFINE_RTYPE(mop_rr_1);
+    DEFINE_RTYPE(mop_rr_2);
+    DEFINE_RTYPE(mop_rr_3);
+    DEFINE_RTYPE(mop_rr_4);
+    DEFINE_RTYPE(mop_rr_5);
+    DEFINE_RTYPE(mop_rr_6);
+    DEFINE_RTYPE(mop_rr_7);
+  }
+
   if (isa->extension_enabled(EXT_ZCMOP)) {
     DISASM_INSN("c.mop.1", c_mop_1, 0, {});
     DISASM_INSN("c.mop.3", c_mop_3, 0, {});
@@ -2347,7 +2390,7 @@ disassembler_t::disassembler_t(const isa_parser_t *isa)
 
   // next-highest priority: other instructions in same base ISA
   std::string fallback_isa_string = std::string("rv") + std::to_string(isa->get_max_xlen()) +
-    "gqchv_zfh_zba_zbb_zbc_zbs_zcb_zicbom_zicboz_zicond_zkn_zkr_zks_svinval_zcmop";
+    "gqchv_zfh_zba_zbb_zbc_zbs_zcb_zicbom_zicboz_zicond_zkn_zkr_zks_svinval_zcmop_zimop";
   isa_parser_t fallback_isa(fallback_isa_string.c_str(), DEFAULT_PRIV);
   add_instructions(&fallback_isa);
 

disasm/isa_parser.cc

@@ -294,6 +294,8 @@ isa_parser_t::isa_parser_t(const char* str, const char *priv)
       extension_table[EXT_SSCSRIND] = true;
     } else if (ext_str == "smcntrpmf") {
       extension_table[EXT_SMCNTRPMF] = true;
+    } else if (ext_str == "zimop") {
+      extension_table[EXT_ZIMOP] = true;
     } else if (ext_str == "zcmop") {
       extension_table[EXT_ZCMOP] = true;
     } else if (ext_str == "zalasr") {

riscv/insns/mop_r_N.h

@@ -0,0 +1,2 @@
+require_extension(EXT_ZIMOP);
+WRITE_RD(0);

riscv/insns/mop_rr_N.h

@@ -0,0 +1,2 @@
+require_extension(EXT_ZIMOP);
+WRITE_RD(0);

riscv/isa_parser.h

@@ -81,6 +81,7 @@ typedef enum {
   EXT_SMCSRIND,
   EXT_SSCSRIND,
   EXT_SMCNTRPMF,
+  EXT_ZIMOP,
   EXT_ZCMOP,
   EXT_ZALASR,
   NUM_ISA_EXTENSIONS

riscv/riscv.mk.in

@@ -1388,6 +1388,10 @@ riscv_insn_ext_zvksh = \
 	vsm3c_vi \
 	vsm3me_vv \
 
+riscv_insn_ext_zimop = \
+	mop_r_N \
+	mop_rr_N \
+
 riscv_insn_ext_zvk = \
 	$(riscv_insn_ext_zvbb) \
 	$(riscv_insn_ext_zvbc) \
@@ -1426,6 +1430,7 @@ riscv_insn_list = \
 	$(riscv_insn_priv) \
 	$(riscv_insn_smrnmi) \
 	$(riscv_insn_svinval) \
+	$(riscv_insn_ext_zimop) \
 
 riscv_gen_srcs = $(addsuffix .cc,$(riscv_insn_list))