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Re: [PATCH v2 1/1] disas: mips: Add Loongson 2F disassembler


From: Aleksandar Markovic
Subject: Re: [PATCH v2 1/1] disas: mips: Add Loongson 2F disassembler
Date: Sun, 5 Jul 2020 17:25:36 +0200



On Saturday, July 4, 2020, Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> wrote:


On Friday, July 3, 2020, Stefan Brankovic <stefanbrankovic96@gmail.com> wrote:
Add disassembler for Loongson 2F instruction set.

Testing is done by comparing qemu disassembly output, obtained by
using -d in_asm command line option, with appropriate objdump output.

This disassembler is written as a generic disassembler that can be
integrated into other projects. In this case, it is integrated into
QEMU. One of initial key requirements was that it uses C++ as its
language.

Signed-off-by: Stefan Brankovic <stefan.brankovic@syrmia.com>
---


I did some basic tests, and the output matches objdump's.

Apart from the mentioned cosmetic changes with ALIAS_MAX_LEN, there is one function invocation that should be under "ifdef", similar to the nanomips counterpart case.

Otherwise:

Reviewed-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>

 
Thank you, Stefan!

I am going to dor some independant testing in next few days, including building on systems without g++ (build should be successful, and the disassembler should fallback on the current one).

I noticed some cosmetic improvements may still be done, like, for example, using [ALIAS_MAX_LEN] instead of [5] in numerous places. But, there is no need to respin (send a new version) just for this. Overall, the code looks well-organized and clean.

An interesting topic for future work would be the automation of QEMU disassembler testing. Not only for this dissasembler, but for any supported disassembler in QEMU. I don't say you should do it, this is just a brainstorming idea, somebody may hopefully pick it up.

Congratulations on this interesting work!

Aleksandar


 
 MAINTAINERS             |    1 +
 configure               |    1 +
 disas/Makefile.objs     |    1 +
 disas/loongson2f.cpp    | 8154 +++++++++++++++++++++++++++++++++++++++
 disas/loongson2f.h      | 2562 ++++++++++++
 include/disas/dis-asm.h |    1 +
 include/exec/poison.h   |    1 +
 target/mips/cpu.c       |    4 +
 8 files changed, 10725 insertions(+)
 create mode 100644 disas/loongson2f.cpp
 create mode 100644 disas/loongson2f.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 3abe3faa4e..913ed2a6d3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -219,6 +219,7 @@ S: Maintained
 F: target/mips/
 F: default-configs/*mips*
 F: disas/*mips*
+F: disas/loongson*
 F: docs/system/cpu-models-mips.rst.inc
 F: hw/intc/mips_gic.c
 F: hw/mips/
diff --git a/configure b/configure
index 597e909b53..e163dac53e 100755
--- a/configure
+++ b/configure
@@ -8102,6 +8102,7 @@ for i in $ARCH $TARGET_BASE_ARCH ; do
     disas_config "MIPS"
     if test -n "${cxx}"; then
       disas_config "NANOMIPS"
+      disas_config "LOONGSON2F"
     fi
   ;;
   moxie*)
diff --git a/disas/Makefile.objs b/disas/Makefile.objs
index 3c1cdce026..0d5ee1e038 100644
--- a/disas/Makefile.objs
+++ b/disas/Makefile.objs
@@ -14,6 +14,7 @@ common-obj-$(CONFIG_I386_DIS) += i386.o
 common-obj-$(CONFIG_M68K_DIS) += m68k.o
 common-obj-$(CONFIG_MICROBLAZE_DIS) += microblaze.o
 common-obj-$(CONFIG_MIPS_DIS) += mips.o
+common-obj-$(CONFIG_LOONGSON2F_DIS) += loongson2f.o
 common-obj-$(CONFIG_NANOMIPS_DIS) += nanomips.o
 common-obj-$(CONFIG_NIOS2_DIS) += nios2.o
 common-obj-$(CONFIG_MOXIE_DIS) += moxie.o
diff --git a/disas/loongson2f.cpp b/disas/loongson2f.cpp
new file mode 100644
index 0000000000..e84a2c0f09
--- /dev/null
+++ b/disas/loongson2f.cpp
@@ -0,0 +1,8154 @@
+/*
+ *  Source file for Loongson 2F disassembler component of QEMU
+ *
+ *  Copyright (C) 2020  Stefan Brankovic <stefan.brankovic@syrmia.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+extern "C" {
+#include "qemu/osdep.h"
+#include "qemu/bitops.h"
+#include "disas/dis-asm.h"
+}
+
+#include "loongson2f.h"
+
+int print_insn_loongson2f(bfd_vma addr, disassemble_info *info)
+{
+    bfd_byte buffer[4];
+    uint32_t insn32;
+    int status;
+    Decoder *decoder = new Decoder();
+
+    status = info->read_memory_func(addr, buffer, 4, info);
+    if (status != 0) {
+        info->memory_error_func(status, addr, info);
+        return -1;
+    }
+    if (info->endian == BFD_ENDIAN_BIG) {
+        insn32 = bfd_getb32(buffer);
+    } else {
+        insn32 = bfd_getl32(buffer);
+    }
+
+    status = decoder->decode32(info, insn32);
+
+    delete decoder;
+
+    return status == 0 ? -1 : 4;
+}
+
+int Fields32RdRsRt::getRd()
+{
+    return this->rd;
+}
+
+int Fields32RdRsRt::getRs()
+{
+    return this->rs;
+}
+
+int Fields32RdRsRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32ImmRsRt::getImm()
+{
+    return this->imm;
+}
+
+int Fields32ImmRsRt::getRs()
+{
+    return this->rs;
+}
+
+int Fields32ImmRsRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32RdRs::getRd()
+{
+    return this->rd;
+}
+
+int Fields32RdRs::getRs()
+{
+    return this->rs;
+}
+
+int Fields32Rs::getRs()
+{
+    return this->rs;
+}
+
+int Fields32BaseOffsetRt::getBase()
+{
+    return this->base;
+}
+
+int Fields32BaseOffsetRt::getOffset()
+{
+    return this->offset;
+}
+
+int Fields32BaseOffsetRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32ImmRt::getImm()
+{
+    return this->imm;
+}
+
+int Fields32ImmRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32Rd::getRd()
+{
+    return this->rd;
+}
+
+int Fields32Stype::getStype()
+{
+    return this->stype;
+}
+
+int Fields32CodeRsRt::getCode()
+{
+    return this->code;
+}
+
+int Fields32CodeRsRt::getRs()
+{
+    return this->rs;
+}
+
+int Fields32CodeRsRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32ImmRs::getImm()
+{
+    return this->imm;
+}
+
+int Fields32ImmRs::getRs()
+{
+    return this->rs;
+}
+
+int Fields32FdFs::getFd()
+{
+    return this->fd;
+}
+
+int Fields32FdFs::getFs()
+{
+    return this->fs;
+}
+
+int Fields32FdFsFt::getFd()
+{
+    return this->fd;
+}
+
+int Fields32FdFsFt::getFs()
+{
+    return this->fs;
+}
+
+int Fields32FdFsFt::getFt()
+{
+    return this->ft;
+}
+
+int Fields32Offset::getOffset()
+{
+    return this->offset;
+}
+
+int Fields32FsFt::getFs()
+{
+    return this->fs;
+}
+
+int Fields32FsFt::getFt()
+{
+    return this->ft;
+}
+
+int Fields32FsRt::getFs()
+{
+    return this->fs;
+}
+
+int Fields32FsRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32BaseFtOffset::getBase()
+{
+    return this->base;
+}
+
+int Fields32BaseFtOffset::getFt()
+{
+    return this->ft;
+}
+
+int Fields32BaseFtOffset::getOffset()
+{
+    return this->offset;
+}
+
+int Fields32OffsetRsRt::getOffset()
+{
+    return this->offset;
+}
+
+int Fields32OffsetRsRt::getRs()
+{
+    return this->rs;
+}
+
+int Fields32OffsetRsRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32OffsetRs::getOffset()
+{
+    return this->offset;
+}
+
+int Fields32OffsetRs::getRs()
+{
+    return this->rs;
+}
+
+int Fields32Code::getCode()
+{
+    return this->code;
+}
+
+int Fields32Cop_fun::getCop_fun()
+{
+    return this->cop_fun;
+}
+
+int Fields32RsRt::getRs()
+{
+    return this->rs;
+}
+
+int Fields32RsRt::getRt()
+{
+    return this->rt;
+}
+
+int Fields32RdRtSa::getRd()
+{
+    return this->rd;
+}
+
+int Fields32RdRtSa::getRt()
+{
+    return this->rt;
+}
+
+int Fields32RdRtSa::getSa()
+{
+    return this->sa;
+}
+
+int Fields32Instr_index::getInstr_index()
+{
+    return this->instr_index;
+}
+
+void Fields32RdRsRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->rd = extract32(insn, 11, 5);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32ImmRsRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->imm = sextract32(insn, 0, 16);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32RdRsD0::decode_fields32(uint32_t insn)
+{
+    this->rd = extract32(insn, 11, 5);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32RsD0::decode_fields32(uint32_t insn)
+{
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32BaseOffsetRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->base = extract32(insn, 21, 5);
+    this->offset = sextract32(insn, 0, 16);
+}
+
+void Fields32ImmRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->imm = extract32(insn, 0, 16);
+}
+
+void Fields32RdD0::decode_fields32(uint32_t insn)
+{
+    this->rd = extract32(insn, 11, 5);
+}
+
+void Fields32StypeD0::decode_fields32(uint32_t insn)
+{
+    this->stype = extract32(insn, 6, 5);
+}
+
+void Fields32CodeRsRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->code = extract32(insn, 6, 10);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32ImmRsD0::decode_fields32(uint32_t insn)
+{
+    this->imm = sextract32(insn, 0, 16);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32FdFsD0::decode_fields32(uint32_t insn)
+{
+    this->fs = extract32(insn, 11, 5);
+    this->fd = extract32(insn, 6, 5);
+}
+
+void Fields32FdFsFtD0::decode_fields32(uint32_t insn)
+{
+    this->ft = extract32(insn, 16, 5);
+    this->fs = extract32(insn, 11, 5);
+    this->fd = extract32(insn, 6, 5);
+}
+
+void Fields32ImmRsRtD1::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->imm = extract32(insn, 0, 16);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32OffsetD0::decode_fields32(uint32_t insn)
+{
+    this->offset = sextract32(insn, 0, 16);
+}
+
+void Fields32FsFtD0::decode_fields32(uint32_t insn)
+{
+    this->fs = extract32(insn, 11, 5);
+    this->ft = extract32(insn, 16, 5);
+}
+
+void Fields32FsRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->fs = extract32(insn, 11, 5);
+}
+
+void Fields32BaseFtOffsetD0::decode_fields32(uint32_t insn)
+{
+    this->base = extract32(insn, 21, 5);
+    this->ft = extract32(insn, 16, 5);
+    this->offset = sextract32(insn, 0, 16);
+}
+
+void Fields32OffsetRsRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->rs = extract32(insn, 21, 5);
+    this->offset = sextract32(insn, 0, 16);
+}
+
+void Fields32OffsetRsD0::decode_fields32(uint32_t insn)
+{
+    this->rs = extract32(insn, 21, 5);
+    this->offset = sextract32(insn, 0, 16);
+}
+
+void Fields32CodeD0::decode_fields32(uint32_t insn)
+{
+    this->code = extract32(insn, 6, 20);
+}
+
+void Fields32Cop_funD0::decode_fields32(uint32_t insn)
+{
+    this->cop_fun = extract32(insn, 0, 26);
+}
+
+void Fields32RsRtD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->rs = extract32(insn, 21, 5);
+}
+
+void Fields32RdRtSaD0::decode_fields32(uint32_t insn)
+{
+    this->rt = extract32(insn, 16, 5);
+    this->rd = extract32(insn, 11, 5);
+    this->sa = extract32(insn, 6, 5);
+}
+
+void Fields32Instr_indexD0::decode_fields32(uint32_t insn)
+{
+    this->instr_index = extract32(insn, 0, 26);
+}
+
+void Instruction32::getAlias(char *buffer, int regNo)
+{
+    switch (regNo) {
+    case 0:
+        strncpy(buffer, "zero", 5);
+        break;
+    case 1:
+        strncpy(buffer, "at", 5);
+        break;
+    case 2:
+    case 3:
+        sprintf(buffer, "v%d", regNo - 2);
+        break;
+    case 4:
+    case 5:
+    case 6:
+    case 7:
+    case 8:
+    case 9:
+    case 10:
+    case 11:
+        sprintf(buffer, "a%d", regNo - 4);
+        break;
+    case 12:
+    case 13:
+    case 14:
+    case 15:
+        sprintf(buffer, "t%d", regNo - 12);
+        break;
+    case 16:
+    case 17:
+    case 18:
+    case 19:
+    case 20:
+    case 21:
+    case 22:
+    case 23:
+        sprintf(buffer, "s%d", regNo - 16);
+        break;
+    case 24:
+    case 25:
+        sprintf(buffer, "t%d", regNo - 16);
+        break;
+    case 28:
+        strncpy(buffer, "gp", 5);
+        break;
+    case 29:
+        strncpy(buffer, "sp", 5);
+        break;
+    case 30:
+        strncpy(buffer, "s8", 5);
+        break;
+    case 31:
+        strncpy(buffer, "ra", 5);
+        break;
+    default:
+        sprintf(buffer, "r%d", regNo);
+        break;
+    }
+}
+
+Instruction32::~Instruction32() {}
+
+ADD::ADD(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool ADD::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "ADD",
+     alias1, alias2, alias3));
+    return true;
+}
+
+ADDI::ADDI(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool ADDI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32ImmRsRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32ImmRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "ADDI",
+     alias1, alias2, ((Fields32ImmRsRt *)this->fields32)->getImm()));
+    return true;
+}
+
+ADDIU::ADDIU(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool ADDIU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32ImmRsRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32ImmRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "ADDIU",
+     alias1, alias2, ((Fields32ImmRsRt *)this->fields32)->getImm()));
+    return true;
+}
+
+ADDU::ADDU(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool ADDU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "ADDU",
+     alias1, alias2, alias3));
+    return true;
+}
+
+AND::AND(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool AND::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "AND",
+     alias1, alias2, alias3));
+    return true;
+}
+
+ANDI::ANDI(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRsRtD1();
+    this->fields32->decode_fields32(insn);
+}
+
+bool ANDI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32ImmRsRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32ImmRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "ANDI",
+     alias1, alias2, ((Fields32ImmRsRt *)this->fields32)->getImm()));
+    return true;
+}
+
+BEQ::BEQ(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BEQ::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32OffsetRsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32OffsetRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "BEQ",
+     alias1, alias2, ((Fields32OffsetRsRt *)this->fields32)->getOffset()));
+    return true;
+}
+
+BEQL::BEQL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BEQL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32OffsetRsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32OffsetRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "BEQL",
+     alias1, alias2, ((Fields32OffsetRsRt *)this->fields32)->getOffset()));
+    return true;
+}
+
+BGEZ::BGEZ(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BGEZ::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BGEZ",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BGEZAL::BGEZAL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BGEZAL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BGEZAL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BGEZALL::BGEZALL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BGEZALL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BGEZALL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BGEZL::BGEZL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BGEZL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BGEZL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BGTZ::BGTZ(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BGTZ::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BGTZ",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BGTZL::BGTZL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BGTZL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BGTZL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BLEZ::BLEZ(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BLEZ::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BLEZ",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BLEZL::BLEZL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BLEZL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BLEZL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BLTZ::BLTZ(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BLTZ::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BLTZ",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BLTZAL::BLTZAL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BLTZAL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BLTZAL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BLTZALL::BLTZALL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BLTZALL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BLTZALL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BLTZL::BLTZL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BLTZL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32OffsetRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "BLTZL",
+     alias1, ((Fields32OffsetRs *)this->fields32)->getOffset()));
+    return true;
+}
+
+BNE::BNE(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BNE::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32OffsetRsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32OffsetRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "BNE",
+     alias1, alias2, ((Fields32OffsetRsRt *)this->fields32)->getOffset()));
+    return true;
+}
+
+BNEL::BNEL(uint32_t insn)
+{
+    this->fields32 = new Fields32OffsetRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BNEL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32OffsetRsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32OffsetRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "BNEL",
+     alias1, alias2, ((Fields32OffsetRsRt *)this->fields32)->getOffset()));
+    return true;
+}
+
+BREAK::BREAK(uint32_t insn)
+{
+    this->fields32 = new Fields32CodeD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool BREAK::disas_output(disassemble_info *info)
+{
+    (info->fprintf_func(info->stream, "%-9s" " %d", "" "BREAK",
+     ((Fields32Code *)this->fields32)->getCode()));
+    return true;
+}
+
+COP0::COP0(uint32_t insn)
+{
+    this->fields32 = new Fields32Cop_funD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool COP0::disas_output(disassemble_info *info)
+{
+    (info->fprintf_func(info->stream, "%-9s" " %d", "" "COP0",
+     ((Fields32Cop_fun *)this->fields32)->getCop_fun()));
+    return true;
+}
+
+COP3::COP3(uint32_t insn)
+{
+    this->fields32 = new Fields32Cop_funD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool COP3::disas_output(disassemble_info *info)
+{
+    (info->fprintf_func(info->stream, "%-9s" " %d", "" "COP3",
+     ((Fields32Cop_fun *)this->fields32)->getCop_fun()));
+    return true;
+}
+
+DADD::DADD(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DADD::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DADD",
+     alias1, alias2, alias3));
+    return true;
+}
+
+DADDI::DADDI(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DADDI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32ImmRsRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32ImmRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DADDI",
+     alias1, alias2, ((Fields32ImmRsRt *)this->fields32)->getImm()));
+    return true;
+}
+
+DADDIU::DADDIU(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DADDIU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32ImmRsRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32ImmRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DADDIU",
+     alias1, alias2, ((Fields32ImmRsRt *)this->fields32)->getImm()));
+    return true;
+}
+
+DADDU::DADDU(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DADDU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DADDU",
+     alias1, alias2, alias3));
+    return true;
+}
+
+DDIV::DDIV(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DDIV::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "DDIV",
+     alias1, alias2));
+    return true;
+}
+
+DDIVU::DDIVU(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DDIVU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "DDIVU",
+     alias1, alias2));
+    return true;
+}
+
+DIV::DIV(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DIV::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "DIV",
+     alias1, alias2));
+    return true;
+}
+
+DIVU::DIVU(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DIVU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "DIVU",
+     alias1, alias2));
+    return true;
+}
+
+DMULT::DMULT(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DMULT::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "DMULT",
+     alias1, alias2));
+    return true;
+}
+
+DMULTU::DMULTU(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DMULTU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "DMULTU",
+     alias1, alias2));
+    return true;
+}
+
+DSLL::DSLL(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRtSaD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSLL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRtSa *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRtSa *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DSLL",
+     alias1, alias2, ((Fields32RdRtSa *)this->fields32)->getSa()));
+    return true;
+}
+
+DSLL32::DSLL32(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRtSaD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSLL32::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRtSa *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRtSa *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DSLL32",
+     alias1, alias2, ((Fields32RdRtSa *)this->fields32)->getSa()));
+    return true;
+}
+
+DSLLV::DSLLV(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSLLV::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRt());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DSLLV",
+     alias1, alias2, alias3));
+    return true;
+}
+
+DSRA::DSRA(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRtSaD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSRA::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRtSa *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRtSa *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DSRA",
+     alias1, alias2, ((Fields32RdRtSa *)this->fields32)->getSa()));
+    return true;
+}
+
+DSRA32::DSRA32(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRtSaD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSRA32::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRtSa *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRtSa *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DSRA32",
+     alias1, alias2, ((Fields32RdRtSa *)this->fields32)->getSa()));
+    return true;
+}
+
+DSRAV::DSRAV(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSRAV::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRt());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DSRAV",
+     alias1, alias2, alias3));
+    return true;
+}
+
+DSRL::DSRL(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRtSaD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSRL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRtSa *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRtSa *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DSRL",
+     alias1, alias2, ((Fields32RdRtSa *)this->fields32)->getSa()));
+    return true;
+}
+
+DSRL32::DSRL32(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRtSaD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSRL32::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRtSa *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRtSa *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "DSRL32",
+     alias1, alias2, ((Fields32RdRtSa *)this->fields32)->getSa()));
+    return true;
+}
+
+DSRLV::DSRLV(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSRLV::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRt());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DSRLV",
+     alias1, alias2, alias3));
+    return true;
+}
+
+DSUB::DSUB(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSUB::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DSUB",
+     alias1, alias2, alias3));
+    return true;
+}
+
+DSUBU::DSUBU(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool DSUBU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "DSUBU",
+     alias1, alias2, alias3));
+    return true;
+}
+
+J::J(uint32_t insn)
+{
+    this->fields32 = new Fields32Instr_indexD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool J::disas_output(disassemble_info *info)
+{
+    (info->fprintf_func(info->stream, "%-9s" " %d", "" "J",
+     ((Fields32Instr_index *)this->fields32)->getInstr_index()));
+    return true;
+}
+
+JAL::JAL(uint32_t insn)
+{
+    this->fields32 = new Fields32Instr_indexD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool JAL::disas_output(disassemble_info *info)
+{
+    (info->fprintf_func(info->stream, "%-9s" " %d", "" "JAL",
+     ((Fields32Instr_index *)this->fields32)->getInstr_index()));
+    return true;
+}
+
+JALR::JALR(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool JALR::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RdRs *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "JALR",
+     alias1, alias2));
+    return true;
+}
+
+JR::JR(uint32_t insn)
+{
+    this->fields32 = new Fields32RsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool JR::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32Rs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s", "" "JR",
+     alias1));
+    return true;
+}
+
+LB::LB(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LB::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LB",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LBU::LBU(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LBU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LBU",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LD::LD(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LD::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LD",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LDC2::LDC2(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LDC2::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LDC2",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LDL::LDL(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LDL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LDL",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LDR::LDR(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LDR::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LDR",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LH::LH(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LH::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LH",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LHU::LHU(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LHU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LHU",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LL::LL(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LL",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LLD::LLD(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LLD::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LLD",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LUI::LUI(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LUI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32ImmRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d", "" "LUI",
+     alias1, ((Fields32ImmRt *)this->fields32)->getImm()));
+    return true;
+}
+
+LW::LW(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LW::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LW",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LWC2::LWC2(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LWC2::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LWC2",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LWC3::LWC3(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LWC3::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LWC3",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LWL::LWL(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LWL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LWL",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LWR::LWR(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LWR::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LWR",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+LWU::LWU(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool LWU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "LWU",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+MFHI::MFHI(uint32_t insn)
+{
+    this->fields32 = new Fields32RdD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool MFHI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32Rd *)this->fields32)->getRd());
+    (info->fprintf_func(info->stream, "%-9s" " %s", "" "MFHI",
+     alias1));
+    return true;
+}
+
+MFLO::MFLO(uint32_t insn)
+{
+    this->fields32 = new Fields32RdD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool MFLO::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32Rd *)this->fields32)->getRd());
+    (info->fprintf_func(info->stream, "%-9s" " %s", "" "MFLO",
+     alias1));
+    return true;
+}
+
+MTHI::MTHI(uint32_t insn)
+{
+    this->fields32 = new Fields32RsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool MTHI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32Rs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s", "" "MTHI",
+     alias1));
+    return true;
+}
+
+MTLO::MTLO(uint32_t insn)
+{
+    this->fields32 = new Fields32RsD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool MTLO::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    getAlias(alias1, ((Fields32Rs *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s", "" "MTLO",
+     alias1));
+    return true;
+}
+
+MULT::MULT(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool MULT::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "MULT",
+     alias1, alias2));
+    return true;
+}
+
+MULTU::MULTU(uint32_t insn)
+{
+    this->fields32 = new Fields32RsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool MULTU::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32RsRt *)this->fields32)->getRs());
+    getAlias(alias2, ((Fields32RsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s", "" "MULTU",
+     alias1, alias2));
+    return true;
+}
+
+NOR::NOR(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool NOR::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "NOR",
+     alias1, alias2, alias3));
+    return true;
+}
+
+OR::OR(uint32_t insn)
+{
+    this->fields32 = new Fields32RdRsRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool OR::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    char alias3[5];
+    getAlias(alias1, ((Fields32RdRsRt *)this->fields32)->getRd());
+    getAlias(alias2, ((Fields32RdRsRt *)this->fields32)->getRs());
+    getAlias(alias3, ((Fields32RdRsRt *)this->fields32)->getRt());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %s", "" "OR",
+     alias1, alias2, alias3));
+    return true;
+}
+
+ORI::ORI(uint32_t insn)
+{
+    this->fields32 = new Fields32ImmRsRtD1();
+    this->fields32->decode_fields32(insn);
+}
+
+bool ORI::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32ImmRsRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32ImmRsRt *)this->fields32)->getRs());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %s, %d", "" "ORI",
+     alias1, alias2, ((Fields32ImmRsRt *)this->fields32)->getImm()));
+    return true;
+}
+
+SB::SB(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool SB::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "SB",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+SC::SC(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool SC::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "SC",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+SCD::SCD(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool SCD::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "SCD",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+SD::SD(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool SD::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "SD",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+SDC2::SDC2(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool SDC2::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s" " %s, %d(%s)", "" "SDC2",
+     alias1, ((Fields32BaseOffsetRt *)this->fields32)->getOffset(), alias2));
+    return true;
+}
+
+SDL::SDL(uint32_t insn)
+{
+    this->fields32 = new Fields32BaseOffsetRtD0();
+    this->fields32->decode_fields32(insn);
+}
+
+bool SDL::disas_output(disassemble_info *info)
+{
+    char alias1[5];
+    char alias2[5];
+    getAlias(alias1, ((Fields32BaseOffsetRt *)this->fields32)->getRt());
+    getAlias(alias2, ((Fields32BaseOffsetRt *)this->fields32)->getBase());
+    (info->fprintf_func(info->stream, "%-9s"

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