* iq2000: New target subdirectory.

	* configure.ac: Add iq2000 target.
	* configure: Regenerate.

1 files changed, 1297 insertions, 0 deletions

diff --git a/sim/iq2000/decode.c b/sim/iq2000/decode.c
new file mode 100644
index 0000000..4d53718
--- /dev/null
+++ b/sim/iq2000/decode.c
@@ -0,0 +1,1297 @@
+/* Simulator instruction decoder for iq2000bf.
+
+THIS FILE IS MACHINE GENERATED WITH CGEN.
+
+Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+
+This file is part of the GNU simulators.
+
+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, 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, write to the Free Software Foundation, Inc.,
+59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+
+#define WANT_CPU iq2000bf
+#define WANT_CPU_IQ2000BF
+
+#include "sim-main.h"
+#include "sim-assert.h"
+
+/* The instruction descriptor array.
+   This is computed at runtime.  Space for it is not malloc'd to save a
+   teensy bit of cpu in the decoder.  Moving it to malloc space is trivial
+   but won't be done until necessary (we don't currently support the runtime
+   addition of instructions nor an SMP machine with different cpus).  */
+static IDESC iq2000bf_insn_data[IQ2000BF_INSN_BMB + 1];
+
+/* Commas between elements are contained in the macros.
+   Some of these are conditionally compiled out.  */
+
+static const struct insn_sem iq2000bf_insn_sem[] =
+{
+  { VIRTUAL_INSN_X_INVALID, IQ2000BF_INSN_X_INVALID, IQ2000BF_SFMT_EMPTY },
+  { VIRTUAL_INSN_X_AFTER, IQ2000BF_INSN_X_AFTER, IQ2000BF_SFMT_EMPTY },
+  { VIRTUAL_INSN_X_BEFORE, IQ2000BF_INSN_X_BEFORE, IQ2000BF_SFMT_EMPTY },
+  { VIRTUAL_INSN_X_CTI_CHAIN, IQ2000BF_INSN_X_CTI_CHAIN, IQ2000BF_SFMT_EMPTY },
+  { VIRTUAL_INSN_X_CHAIN, IQ2000BF_INSN_X_CHAIN, IQ2000BF_SFMT_EMPTY },
+  { VIRTUAL_INSN_X_BEGIN, IQ2000BF_INSN_X_BEGIN, IQ2000BF_SFMT_EMPTY },
+  { IQ2000_INSN_ADD, IQ2000BF_INSN_ADD, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_ADDI, IQ2000BF_INSN_ADDI, IQ2000BF_SFMT_ADDI },
+  { IQ2000_INSN_ADDIU, IQ2000BF_INSN_ADDIU, IQ2000BF_SFMT_ADDI },
+  { IQ2000_INSN_ADDU, IQ2000BF_INSN_ADDU, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_ADO16, IQ2000BF_INSN_ADO16, IQ2000BF_SFMT_ADO16 },
+  { IQ2000_INSN_AND, IQ2000BF_INSN_AND, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_ANDI, IQ2000BF_INSN_ANDI, IQ2000BF_SFMT_ADDI },
+  { IQ2000_INSN_ANDOI, IQ2000BF_INSN_ANDOI, IQ2000BF_SFMT_ADDI },
+  { IQ2000_INSN_NOR, IQ2000BF_INSN_NOR, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_OR, IQ2000BF_INSN_OR, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_ORI, IQ2000BF_INSN_ORI, IQ2000BF_SFMT_ADDI },
+  { IQ2000_INSN_RAM, IQ2000BF_INSN_RAM, IQ2000BF_SFMT_RAM },
+  { IQ2000_INSN_SLL, IQ2000BF_INSN_SLL, IQ2000BF_SFMT_SLL },
+  { IQ2000_INSN_SLLV, IQ2000BF_INSN_SLLV, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_SLMV, IQ2000BF_INSN_SLMV, IQ2000BF_SFMT_SLMV },
+  { IQ2000_INSN_SLT, IQ2000BF_INSN_SLT, IQ2000BF_SFMT_SLT },
+  { IQ2000_INSN_SLTI, IQ2000BF_INSN_SLTI, IQ2000BF_SFMT_SLTI },
+  { IQ2000_INSN_SLTIU, IQ2000BF_INSN_SLTIU, IQ2000BF_SFMT_SLTI },
+  { IQ2000_INSN_SLTU, IQ2000BF_INSN_SLTU, IQ2000BF_SFMT_SLT },
+  { IQ2000_INSN_SRA, IQ2000BF_INSN_SRA, IQ2000BF_SFMT_SLL },
+  { IQ2000_INSN_SRAV, IQ2000BF_INSN_SRAV, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_SRL, IQ2000BF_INSN_SRL, IQ2000BF_SFMT_SLL },
+  { IQ2000_INSN_SRLV, IQ2000BF_INSN_SRLV, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_SRMV, IQ2000BF_INSN_SRMV, IQ2000BF_SFMT_SLMV },
+  { IQ2000_INSN_SUB, IQ2000BF_INSN_SUB, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_SUBU, IQ2000BF_INSN_SUBU, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_XOR, IQ2000BF_INSN_XOR, IQ2000BF_SFMT_ADD },
+  { IQ2000_INSN_XORI, IQ2000BF_INSN_XORI, IQ2000BF_SFMT_ADDI },
+  { IQ2000_INSN_BBI, IQ2000BF_INSN_BBI, IQ2000BF_SFMT_BBI },
+  { IQ2000_INSN_BBIN, IQ2000BF_INSN_BBIN, IQ2000BF_SFMT_BBI },
+  { IQ2000_INSN_BBV, IQ2000BF_INSN_BBV, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BBVN, IQ2000BF_INSN_BBVN, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BEQ, IQ2000BF_INSN_BEQ, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BEQL, IQ2000BF_INSN_BEQL, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BGEZ, IQ2000BF_INSN_BGEZ, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BGEZAL, IQ2000BF_INSN_BGEZAL, IQ2000BF_SFMT_BGEZAL },
+  { IQ2000_INSN_BGEZALL, IQ2000BF_INSN_BGEZALL, IQ2000BF_SFMT_BGEZAL },
+  { IQ2000_INSN_BGEZL, IQ2000BF_INSN_BGEZL, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BLTZ, IQ2000BF_INSN_BLTZ, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BLTZL, IQ2000BF_INSN_BLTZL, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BLTZAL, IQ2000BF_INSN_BLTZAL, IQ2000BF_SFMT_BGEZAL },
+  { IQ2000_INSN_BLTZALL, IQ2000BF_INSN_BLTZALL, IQ2000BF_SFMT_BGEZAL },
+  { IQ2000_INSN_BMB0, IQ2000BF_INSN_BMB0, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BMB1, IQ2000BF_INSN_BMB1, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BMB2, IQ2000BF_INSN_BMB2, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BMB3, IQ2000BF_INSN_BMB3, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BNE, IQ2000BF_INSN_BNE, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_BNEL, IQ2000BF_INSN_BNEL, IQ2000BF_SFMT_BBV },
+  { IQ2000_INSN_JALR, IQ2000BF_INSN_JALR, IQ2000BF_SFMT_JALR },
+  { IQ2000_INSN_JR, IQ2000BF_INSN_JR, IQ2000BF_SFMT_JR },
+  { IQ2000_INSN_LB, IQ2000BF_INSN_LB, IQ2000BF_SFMT_LB },
+  { IQ2000_INSN_LBU, IQ2000BF_INSN_LBU, IQ2000BF_SFMT_LB },
+  { IQ2000_INSN_LH, IQ2000BF_INSN_LH, IQ2000BF_SFMT_LH },
+  { IQ2000_INSN_LHU, IQ2000BF_INSN_LHU, IQ2000BF_SFMT_LH },
+  { IQ2000_INSN_LUI, IQ2000BF_INSN_LUI, IQ2000BF_SFMT_LUI },
+  { IQ2000_INSN_LW, IQ2000BF_INSN_LW, IQ2000BF_SFMT_LW },
+  { IQ2000_INSN_SB, IQ2000BF_INSN_SB, IQ2000BF_SFMT_SB },
+  { IQ2000_INSN_SH, IQ2000BF_INSN_SH, IQ2000BF_SFMT_SH },
+  { IQ2000_INSN_SW, IQ2000BF_INSN_SW, IQ2000BF_SFMT_SW },
+  { IQ2000_INSN_BREAK, IQ2000BF_INSN_BREAK, IQ2000BF_SFMT_BREAK },
+  { IQ2000_INSN_SYSCALL, IQ2000BF_INSN_SYSCALL, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_ANDOUI, IQ2000BF_INSN_ANDOUI, IQ2000BF_SFMT_ANDOUI },
+  { IQ2000_INSN_ORUI, IQ2000BF_INSN_ORUI, IQ2000BF_SFMT_ANDOUI },
+  { IQ2000_INSN_BGTZ, IQ2000BF_INSN_BGTZ, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BGTZL, IQ2000BF_INSN_BGTZL, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BLEZ, IQ2000BF_INSN_BLEZ, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_BLEZL, IQ2000BF_INSN_BLEZL, IQ2000BF_SFMT_BGEZ },
+  { IQ2000_INSN_MRGB, IQ2000BF_INSN_MRGB, IQ2000BF_SFMT_MRGB },
+  { IQ2000_INSN_BCTXT, IQ2000BF_INSN_BCTXT, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC0F, IQ2000BF_INSN_BC0F, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC0FL, IQ2000BF_INSN_BC0FL, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC3F, IQ2000BF_INSN_BC3F, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC3FL, IQ2000BF_INSN_BC3FL, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC0T, IQ2000BF_INSN_BC0T, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC0TL, IQ2000BF_INSN_BC0TL, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC3T, IQ2000BF_INSN_BC3T, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_BC3TL, IQ2000BF_INSN_BC3TL, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_CFC0, IQ2000BF_INSN_CFC0, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CFC1, IQ2000BF_INSN_CFC1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CFC2, IQ2000BF_INSN_CFC2, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CFC3, IQ2000BF_INSN_CFC3, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CHKHDR, IQ2000BF_INSN_CHKHDR, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CTC0, IQ2000BF_INSN_CTC0, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CTC1, IQ2000BF_INSN_CTC1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CTC2, IQ2000BF_INSN_CTC2, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_CTC3, IQ2000BF_INSN_CTC3, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_JCR, IQ2000BF_INSN_JCR, IQ2000BF_SFMT_BCTXT },
+  { IQ2000_INSN_LUC32, IQ2000BF_INSN_LUC32, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUC32L, IQ2000BF_INSN_LUC32L, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUC64, IQ2000BF_INSN_LUC64, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUC64L, IQ2000BF_INSN_LUC64L, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUK, IQ2000BF_INSN_LUK, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LULCK, IQ2000BF_INSN_LULCK, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUM32, IQ2000BF_INSN_LUM32, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUM32L, IQ2000BF_INSN_LUM32L, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUM64, IQ2000BF_INSN_LUM64, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUM64L, IQ2000BF_INSN_LUM64L, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUR, IQ2000BF_INSN_LUR, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LURL, IQ2000BF_INSN_LURL, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LUULCK, IQ2000BF_INSN_LUULCK, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MFC0, IQ2000BF_INSN_MFC0, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MFC1, IQ2000BF_INSN_MFC1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MFC2, IQ2000BF_INSN_MFC2, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MFC3, IQ2000BF_INSN_MFC3, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MTC0, IQ2000BF_INSN_MTC0, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MTC1, IQ2000BF_INSN_MTC1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MTC2, IQ2000BF_INSN_MTC2, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_MTC3, IQ2000BF_INSN_MTC3, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_PKRL, IQ2000BF_INSN_PKRL, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_PKRLR1, IQ2000BF_INSN_PKRLR1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_PKRLR30, IQ2000BF_INSN_PKRLR30, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RB, IQ2000BF_INSN_RB, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RBR1, IQ2000BF_INSN_RBR1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RBR30, IQ2000BF_INSN_RBR30, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RFE, IQ2000BF_INSN_RFE, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RX, IQ2000BF_INSN_RX, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RXR1, IQ2000BF_INSN_RXR1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_RXR30, IQ2000BF_INSN_RXR30, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_SLEEP, IQ2000BF_INSN_SLEEP, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_SRRD, IQ2000BF_INSN_SRRD, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_SRRDL, IQ2000BF_INSN_SRRDL, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_SRULCK, IQ2000BF_INSN_SRULCK, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_SRWR, IQ2000BF_INSN_SRWR, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_SRWRU, IQ2000BF_INSN_SRWRU, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_TRAPQFL, IQ2000BF_INSN_TRAPQFL, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_TRAPQNE, IQ2000BF_INSN_TRAPQNE, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_TRAPREL, IQ2000BF_INSN_TRAPREL, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WB, IQ2000BF_INSN_WB, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WBU, IQ2000BF_INSN_WBU, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WBR1, IQ2000BF_INSN_WBR1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WBR1U, IQ2000BF_INSN_WBR1U, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WBR30, IQ2000BF_INSN_WBR30, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WBR30U, IQ2000BF_INSN_WBR30U, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WX, IQ2000BF_INSN_WX, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WXU, IQ2000BF_INSN_WXU, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WXR1, IQ2000BF_INSN_WXR1, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WXR1U, IQ2000BF_INSN_WXR1U, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WXR30, IQ2000BF_INSN_WXR30, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_WXR30U, IQ2000BF_INSN_WXR30U, IQ2000BF_SFMT_SYSCALL },
+  { IQ2000_INSN_LDW, IQ2000BF_INSN_LDW, IQ2000BF_SFMT_LDW },
+  { IQ2000_INSN_SDW, IQ2000BF_INSN_SDW, IQ2000BF_SFMT_SDW },
+  { IQ2000_INSN_J, IQ2000BF_INSN_J, IQ2000BF_SFMT_J },
+  { IQ2000_INSN_JAL, IQ2000BF_INSN_JAL, IQ2000BF_SFMT_JAL },
+  { IQ2000_INSN_BMB, IQ2000BF_INSN_BMB, IQ2000BF_SFMT_BBV },
+};
+
+static const struct insn_sem iq2000bf_insn_sem_invalid = {
+  VIRTUAL_INSN_X_INVALID, IQ2000BF_INSN_X_INVALID, IQ2000BF_SFMT_EMPTY
+};
+
+/* Initialize an IDESC from the compile-time computable parts.  */
+
+static INLINE void
+init_idesc (SIM_CPU *cpu, IDESC *id, const struct insn_sem *t)
+{
+  const CGEN_INSN *insn_table = CGEN_CPU_INSN_TABLE (CPU_CPU_DESC (cpu))->init_entries;
+
+  id->num = t->index;
+  id->sfmt = t->sfmt;
+  if ((int) t->type <= 0)
+    id->idata = & cgen_virtual_insn_table[- (int) t->type];
+  else
+    id->idata = & insn_table[t->type];
+  id->attrs = CGEN_INSN_ATTRS (id->idata);
+  /* Oh my god, a magic number.  */
+  id->length = CGEN_INSN_BITSIZE (id->idata) / 8;
+
+#if WITH_PROFILE_MODEL_P
+  id->timing = & MODEL_TIMING (CPU_MODEL (cpu)) [t->index];
+  {
+    SIM_DESC sd = CPU_STATE (cpu);
+    SIM_ASSERT (t->index == id->timing->num);
+  }
+#endif
+
+  /* Semantic pointers are initialized elsewhere.  */
+}
+
+/* Initialize the instruction descriptor table.  */
+
+void
+iq2000bf_init_idesc_table (SIM_CPU *cpu)
+{
+  IDESC *id,*tabend;
+  const struct insn_sem *t,*tend;
+  int tabsize = sizeof (iq2000bf_insn_data) / sizeof (IDESC);
+  IDESC *table = iq2000bf_insn_data;
+
+  memset (table, 0, tabsize * sizeof (IDESC));
+
+  /* First set all entries to the `invalid insn'.  */
+  t = & iq2000bf_insn_sem_invalid;
+  for (id = table, tabend = table + tabsize; id < tabend; ++id)
+    init_idesc (cpu, id, t);
+
+  /* Now fill in the values for the chosen cpu.  */
+  for (t = iq2000bf_insn_sem, tend = t + sizeof (iq2000bf_insn_sem) / sizeof (*t);
+       t != tend; ++t)
+    {
+      init_idesc (cpu, & table[t->index], t);
+    }
+
+  /* Link the IDESC table into the cpu.  */
+  CPU_IDESC (cpu) = table;
+}
+
+/* Given an instruction, return a pointer to its IDESC entry.  */
+
+const IDESC *
+iq2000bf_decode (SIM_CPU *current_cpu, IADDR pc,
+              CGEN_INSN_INT base_insn, CGEN_INSN_INT entire_insn,
+              ARGBUF *abuf)
+{
+  /* Result of decoder.  */
+  IQ2000BF_INSN_TYPE itype;
+
+  {
+    CGEN_INSN_INT insn = base_insn;
+
+    {
+      unsigned int val = (((insn >> 26) & (63 << 0)));
+      switch (val)
+      {
+      case 0 :
+        {
+          unsigned int val = (((insn >> 1) & (1 << 4)) | ((insn >> 0) & (15 << 0)));
+          switch (val)
+          {
+          case 0 : itype = IQ2000BF_INSN_SLL;goto extract_sfmt_sll;
+          case 1 : itype = IQ2000BF_INSN_SLMV;goto extract_sfmt_slmv;
+          case 2 : itype = IQ2000BF_INSN_SRL;goto extract_sfmt_sll;
+          case 3 : itype = IQ2000BF_INSN_SRA;goto extract_sfmt_sll;
+          case 4 : itype = IQ2000BF_INSN_SLLV;goto extract_sfmt_add;
+          case 5 : itype = IQ2000BF_INSN_SRMV;goto extract_sfmt_slmv;
+          case 6 : itype = IQ2000BF_INSN_SRLV;goto extract_sfmt_add;
+          case 7 : itype = IQ2000BF_INSN_SRAV;goto extract_sfmt_add;
+          case 8 : itype = IQ2000BF_INSN_JR;goto extract_sfmt_jr;
+          case 9 : itype = IQ2000BF_INSN_JALR;goto extract_sfmt_jalr;
+          case 10 : itype = IQ2000BF_INSN_JCR;goto extract_sfmt_bctxt;
+          case 12 : itype = IQ2000BF_INSN_SYSCALL;goto extract_sfmt_syscall;
+          case 13 : itype = IQ2000BF_INSN_BREAK;goto extract_sfmt_break;
+          case 14 : itype = IQ2000BF_INSN_SLEEP;goto extract_sfmt_syscall;
+          case 16 : itype = IQ2000BF_INSN_ADD;goto extract_sfmt_add;
+          case 17 : itype = IQ2000BF_INSN_ADDU;goto extract_sfmt_add;
+          case 18 : itype = IQ2000BF_INSN_SUB;goto extract_sfmt_add;
+          case 19 : itype = IQ2000BF_INSN_SUBU;goto extract_sfmt_add;
+          case 20 : itype = IQ2000BF_INSN_AND;goto extract_sfmt_add;
+          case 21 : itype = IQ2000BF_INSN_OR;goto extract_sfmt_add;
+          case 22 : itype = IQ2000BF_INSN_XOR;goto extract_sfmt_add;
+          case 23 : itype = IQ2000BF_INSN_NOR;goto extract_sfmt_add;
+          case 25 : itype = IQ2000BF_INSN_ADO16;goto extract_sfmt_ado16;
+          case 26 : itype = IQ2000BF_INSN_SLT;goto extract_sfmt_slt;
+          case 27 : itype = IQ2000BF_INSN_SLTU;goto extract_sfmt_slt;
+          case 29 : itype = IQ2000BF_INSN_MRGB;goto extract_sfmt_mrgb;
+          default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+          }
+        }
+      case 1 :
+        {
+          unsigned int val = (((insn >> 17) & (1 << 3)) | ((insn >> 16) & (7 << 0)));
+          switch (val)
+          {
+          case 0 : itype = IQ2000BF_INSN_BLTZ;goto extract_sfmt_bgez;
+          case 1 : itype = IQ2000BF_INSN_BGEZ;goto extract_sfmt_bgez;
+          case 2 : itype = IQ2000BF_INSN_BLTZL;goto extract_sfmt_bgez;
+          case 3 : itype = IQ2000BF_INSN_BGEZL;goto extract_sfmt_bgez;
+          case 6 : itype = IQ2000BF_INSN_BCTXT;goto extract_sfmt_bctxt;
+          case 8 : itype = IQ2000BF_INSN_BLTZAL;goto extract_sfmt_bgezal;
+          case 9 : itype = IQ2000BF_INSN_BGEZAL;goto extract_sfmt_bgezal;
+          case 10 : itype = IQ2000BF_INSN_BLTZALL;goto extract_sfmt_bgezal;
+          case 11 : itype = IQ2000BF_INSN_BGEZALL;goto extract_sfmt_bgezal;
+          default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+          }
+        }
+      case 2 : itype = IQ2000BF_INSN_J;goto extract_sfmt_j;
+      case 3 : itype = IQ2000BF_INSN_JAL;goto extract_sfmt_jal;
+      case 4 : itype = IQ2000BF_INSN_BEQ;goto extract_sfmt_bbv;
+      case 5 : itype = IQ2000BF_INSN_BNE;goto extract_sfmt_bbv;
+      case 6 : itype = IQ2000BF_INSN_BLEZ;goto extract_sfmt_bgez;
+      case 7 : itype = IQ2000BF_INSN_BGTZ;goto extract_sfmt_bgez;
+      case 8 : itype = IQ2000BF_INSN_ADDI;goto extract_sfmt_addi;
+      case 9 : itype = IQ2000BF_INSN_ADDIU;goto extract_sfmt_addi;
+      case 10 : itype = IQ2000BF_INSN_SLTI;goto extract_sfmt_slti;
+      case 11 : itype = IQ2000BF_INSN_SLTIU;goto extract_sfmt_slti;
+      case 12 : itype = IQ2000BF_INSN_ANDI;goto extract_sfmt_addi;
+      case 13 : itype = IQ2000BF_INSN_ORI;goto extract_sfmt_addi;
+      case 14 : itype = IQ2000BF_INSN_XORI;goto extract_sfmt_addi;
+      case 15 : itype = IQ2000BF_INSN_LUI;goto extract_sfmt_lui;
+      case 16 :
+        {
+          unsigned int val = (((insn >> 19) & (15 << 3)) | ((insn >> 15) & (3 << 1)) | ((insn >> 4) & (1 << 0)));
+          switch (val)
+          {
+          case 0 : /* fall through */
+          case 2 : /* fall through */
+          case 4 : /* fall through */
+          case 6 : itype = IQ2000BF_INSN_MFC0;goto extract_sfmt_syscall;
+          case 8 : /* fall through */
+          case 10 : /* fall through */
+          case 12 : /* fall through */
+          case 14 : itype = IQ2000BF_INSN_CFC0;goto extract_sfmt_syscall;
+          case 16 : /* fall through */
+          case 18 : /* fall through */
+          case 20 : /* fall through */
+          case 22 : itype = IQ2000BF_INSN_MTC0;goto extract_sfmt_syscall;
+          case 24 : /* fall through */
+          case 26 : /* fall through */
+          case 28 : /* fall through */
+          case 30 : itype = IQ2000BF_INSN_CTC0;goto extract_sfmt_syscall;
+          case 32 : /* fall through */
+          case 33 : itype = IQ2000BF_INSN_BC0F;goto extract_sfmt_bctxt;
+          case 34 : /* fall through */
+          case 35 : itype = IQ2000BF_INSN_BC0T;goto extract_sfmt_bctxt;
+          case 36 : /* fall through */
+          case 37 : itype = IQ2000BF_INSN_BC0FL;goto extract_sfmt_bctxt;
+          case 38 : /* fall through */
+          case 39 : itype = IQ2000BF_INSN_BC0TL;goto extract_sfmt_bctxt;
+          case 65 : itype = IQ2000BF_INSN_RFE;goto extract_sfmt_syscall;
+          default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+          }
+        }
+      case 17 :
+        {
+          unsigned int val = (((insn >> 22) & (3 << 0)));
+          switch (val)
+          {
+          case 0 : itype = IQ2000BF_INSN_MFC1;goto extract_sfmt_syscall;
+          case 1 : itype = IQ2000BF_INSN_CFC1;goto extract_sfmt_syscall;
+          case 2 : itype = IQ2000BF_INSN_MTC1;goto extract_sfmt_syscall;
+          case 3 : itype = IQ2000BF_INSN_CTC1;goto extract_sfmt_syscall;
+          default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+          }
+        }
+      case 18 :
+        {
+          unsigned int val = (((insn >> 16) & (3 << 5)) | ((insn >> 0) & (31 << 0)));
+          switch (val)
+          {
+          case 0 :
+            {
+              unsigned int val = (((insn >> 23) & (1 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_MFC2;goto extract_sfmt_syscall;
+              case 1 : itype = IQ2000BF_INSN_MTC2;goto extract_sfmt_syscall;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          case 32 : itype = IQ2000BF_INSN_LUULCK;goto extract_sfmt_syscall;
+          case 33 : itype = IQ2000BF_INSN_LUR;goto extract_sfmt_syscall;
+          case 34 : itype = IQ2000BF_INSN_LUM32;goto extract_sfmt_syscall;
+          case 35 : itype = IQ2000BF_INSN_LUC32;goto extract_sfmt_syscall;
+          case 36 : itype = IQ2000BF_INSN_LULCK;goto extract_sfmt_syscall;
+          case 37 : itype = IQ2000BF_INSN_LURL;goto extract_sfmt_syscall;
+          case 38 : itype = IQ2000BF_INSN_LUM32L;goto extract_sfmt_syscall;
+          case 39 : itype = IQ2000BF_INSN_LUC32L;goto extract_sfmt_syscall;
+          case 40 : itype = IQ2000BF_INSN_LUK;goto extract_sfmt_syscall;
+          case 42 : itype = IQ2000BF_INSN_LUM64;goto extract_sfmt_syscall;
+          case 43 : itype = IQ2000BF_INSN_LUC64;goto extract_sfmt_syscall;
+          case 46 : itype = IQ2000BF_INSN_LUM64L;goto extract_sfmt_syscall;
+          case 47 : itype = IQ2000BF_INSN_LUC64L;goto extract_sfmt_syscall;
+          case 48 : itype = IQ2000BF_INSN_SRRD;goto extract_sfmt_syscall;
+          case 49 : itype = IQ2000BF_INSN_SRWR;goto extract_sfmt_syscall;
+          case 52 : itype = IQ2000BF_INSN_SRRDL;goto extract_sfmt_syscall;
+          case 53 : itype = IQ2000BF_INSN_SRWRU;goto extract_sfmt_syscall;
+          case 54 : itype = IQ2000BF_INSN_SRULCK;goto extract_sfmt_syscall;
+          case 64 :
+            {
+              unsigned int val = (((insn >> 23) & (1 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_CFC2;goto extract_sfmt_syscall;
+              case 1 : itype = IQ2000BF_INSN_CTC2;goto extract_sfmt_syscall;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+          }
+        }
+      case 19 :
+        {
+          unsigned int val = (((insn >> 19) & (31 << 2)) | ((insn >> 0) & (3 << 0)));
+          switch (val)
+          {
+          case 0 : itype = IQ2000BF_INSN_MFC3;goto extract_sfmt_syscall;
+          case 4 :
+            {
+              unsigned int val = (((insn >> 2) & (3 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_WB;goto extract_sfmt_syscall;
+              case 1 : itype = IQ2000BF_INSN_RB;goto extract_sfmt_syscall;
+              case 2 : itype = IQ2000BF_INSN_TRAPQFL;goto extract_sfmt_syscall;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          case 5 :
+            {
+              unsigned int val = (((insn >> 3) & (1 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_WBU;goto extract_sfmt_syscall;
+              case 1 : itype = IQ2000BF_INSN_TRAPQNE;goto extract_sfmt_syscall;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          case 6 :
+            {
+              unsigned int val = (((insn >> 2) & (3 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_WX;goto extract_sfmt_syscall;
+              case 1 : itype = IQ2000BF_INSN_RX;goto extract_sfmt_syscall;
+              case 2 : itype = IQ2000BF_INSN_TRAPREL;goto extract_sfmt_syscall;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          case 7 :
+            {
+              unsigned int val = (((insn >> 2) & (1 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_WXU;goto extract_sfmt_syscall;
+              case 1 : itype = IQ2000BF_INSN_PKRL;goto extract_sfmt_syscall;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          case 8 : itype = IQ2000BF_INSN_CFC3;goto extract_sfmt_syscall;
+          case 16 : itype = IQ2000BF_INSN_MTC3;goto extract_sfmt_syscall;
+          case 24 : itype = IQ2000BF_INSN_CTC3;goto extract_sfmt_syscall;
+          case 32 : /* fall through */
+          case 33 : /* fall through */
+          case 34 : /* fall through */
+          case 35 :
+            {
+              unsigned int val = (((insn >> 16) & (3 << 0)));
+              switch (val)
+              {
+              case 0 : itype = IQ2000BF_INSN_BC3F;goto extract_sfmt_bctxt;
+              case 1 : itype = IQ2000BF_INSN_BC3T;goto extract_sfmt_bctxt;
+              case 2 : itype = IQ2000BF_INSN_BC3FL;goto extract_sfmt_bctxt;
+              case 3 : itype = IQ2000BF_INSN_BC3TL;goto extract_sfmt_bctxt;
+              default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+              }
+            }
+          case 36 : itype = IQ2000BF_INSN_CHKHDR;goto extract_sfmt_syscall;
+          case 64 : /* fall through */
+          case 65 : /* fall through */
+          case 66 : /* fall through */
+          case 67 : itype = IQ2000BF_INSN_WBR1;goto extract_sfmt_syscall;
+          case 68 : /* fall through */
+          case 69 : /* fall through */
+          case 70 : /* fall through */
+          case 71 : itype = IQ2000BF_INSN_WBR1U;goto extract_sfmt_syscall;
+          case 72 : /* fall through */
+          case 73 : /* fall through */
+          case 74 : /* fall through */
+          case 75 : itype = IQ2000BF_INSN_WBR30;goto extract_sfmt_syscall;
+          case 76 : /* fall through */
+          case 77 : /* fall through */
+          case 78 : /* fall through */
+          case 79 : itype = IQ2000BF_INSN_WBR30U;goto extract_sfmt_syscall;
+          case 80 : /* fall through */
+          case 81 : /* fall through */
+          case 82 : /* fall through */
+          case 83 : itype = IQ2000BF_INSN_WXR1;goto extract_sfmt_syscall;
+          case 84 : /* fall through */
+          case 85 : /* fall through */
+          case 86 : /* fall through */
+          case 87 : itype = IQ2000BF_INSN_WXR1U;goto extract_sfmt_syscall;
+          case 88 : /* fall through */
+          case 89 : /* fall through */
+          case 90 : /* fall through */
+          case 91 : itype = IQ2000BF_INSN_WXR30;goto extract_sfmt_syscall;
+          case 92 : /* fall through */
+          case 93 : /* fall through */
+          case 94 : /* fall through */
+          case 95 : itype = IQ2000BF_INSN_WXR30U;goto extract_sfmt_syscall;
+          case 96 : /* fall through */
+          case 97 : /* fall through */
+          case 98 : /* fall through */
+          case 99 : itype = IQ2000BF_INSN_RBR1;goto extract_sfmt_syscall;
+          case 104 : /* fall through */
+          case 105 : /* fall through */
+          case 106 : /* fall through */
+          case 107 : itype = IQ2000BF_INSN_RBR30;goto extract_sfmt_syscall;
+          case 112 : /* fall through */
+          case 113 : /* fall through */
+          case 114 : /* fall through */
+          case 115 : itype = IQ2000BF_INSN_RXR1;goto extract_sfmt_syscall;
+          case 116 : /* fall through */
+          case 117 : /* fall through */
+          case 118 : /* fall through */
+          case 119 : itype = IQ2000BF_INSN_PKRLR1;goto extract_sfmt_syscall;
+          case 120 : /* fall through */
+          case 121 : /* fall through */
+          case 122 : /* fall through */
+          case 123 : itype = IQ2000BF_INSN_RXR30;goto extract_sfmt_syscall;
+          case 124 : /* fall through */
+          case 125 : /* fall through */
+          case 126 : /* fall through */
+          case 127 : itype = IQ2000BF_INSN_PKRLR30;goto extract_sfmt_syscall;
+          default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+          }
+        }
+      case 20 : itype = IQ2000BF_INSN_BEQL;goto extract_sfmt_bbv;
+      case 21 : itype = IQ2000BF_INSN_BNEL;goto extract_sfmt_bbv;
+      case 22 : itype = IQ2000BF_INSN_BLEZL;goto extract_sfmt_bgez;
+      case 23 : itype = IQ2000BF_INSN_BGTZL;goto extract_sfmt_bgez;
+      case 24 : itype = IQ2000BF_INSN_BMB0;goto extract_sfmt_bbv;
+      case 25 : itype = IQ2000BF_INSN_BMB1;goto extract_sfmt_bbv;
+      case 26 : itype = IQ2000BF_INSN_BMB2;goto extract_sfmt_bbv;
+      case 27 : itype = IQ2000BF_INSN_BMB3;goto extract_sfmt_bbv;
+      case 28 : itype = IQ2000BF_INSN_BBI;goto extract_sfmt_bbi;
+      case 29 : itype = IQ2000BF_INSN_BBV;goto extract_sfmt_bbv;
+      case 30 : itype = IQ2000BF_INSN_BBIN;goto extract_sfmt_bbi;
+      case 31 : itype = IQ2000BF_INSN_BBVN;goto extract_sfmt_bbv;
+      case 32 : itype = IQ2000BF_INSN_LB;goto extract_sfmt_lb;
+      case 33 : itype = IQ2000BF_INSN_LH;goto extract_sfmt_lh;
+      case 35 : itype = IQ2000BF_INSN_LW;goto extract_sfmt_lw;
+      case 36 : itype = IQ2000BF_INSN_LBU;goto extract_sfmt_lb;
+      case 37 : itype = IQ2000BF_INSN_LHU;goto extract_sfmt_lh;
+      case 39 : itype = IQ2000BF_INSN_RAM;goto extract_sfmt_ram;
+      case 40 : itype = IQ2000BF_INSN_SB;goto extract_sfmt_sb;
+      case 41 : itype = IQ2000BF_INSN_SH;goto extract_sfmt_sh;
+      case 43 : itype = IQ2000BF_INSN_SW;goto extract_sfmt_sw;
+      case 44 : itype = IQ2000BF_INSN_ANDOI;goto extract_sfmt_addi;
+      case 45 : itype = IQ2000BF_INSN_BMB;goto extract_sfmt_bbv;
+      case 47 : itype = IQ2000BF_INSN_ORUI;goto extract_sfmt_andoui;
+      case 48 : itype = IQ2000BF_INSN_LDW;goto extract_sfmt_ldw;
+      case 56 : itype = IQ2000BF_INSN_SDW;goto extract_sfmt_sdw;
+      case 63 : itype = IQ2000BF_INSN_ANDOUI;goto extract_sfmt_andoui;
+      default : itype = IQ2000BF_INSN_X_INVALID; goto extract_sfmt_empty;
+      }
+    }
+  }
+
+  /* The instruction has been decoded, now extract the fields.  */
+
+ extract_sfmt_empty:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+#define FLD(f) abuf->fields.fmt_empty.f
+
+
+  /* Record the fields for the semantic handler.  */
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_empty", (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_add:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_mrgb.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_rd;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_add", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_addi:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_imm) = f_imm;
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_addi", "f_imm 0x%x", 'x', f_imm, "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_ado16:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_mrgb.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_rd;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_ado16", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_ram:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_ram.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_rd;
+    UINT f_shamt;
+    UINT f_maskl;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+    f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5);
+    f_maskl = EXTRACT_LSB0_UINT (insn, 32, 4, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_maskl) = f_maskl;
+  FLD (f_rs) = f_rs;
+  FLD (f_rd) = f_rd;
+  FLD (f_rt) = f_rt;
+  FLD (f_shamt) = f_shamt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_ram", "f_maskl 0x%x", 'x', f_maskl, "f_rs 0x%x", 'x', f_rs, "f_rd 0x%x", 'x', f_rd, "f_rt 0x%x", 'x', f_rt, "f_shamt 0x%x", 'x', f_shamt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_sll:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_ram.f
+    UINT f_rt;
+    UINT f_rd;
+    UINT f_shamt;
+
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+    f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rt) = f_rt;
+  FLD (f_shamt) = f_shamt;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sll", "f_rt 0x%x", 'x', f_rt, "f_shamt 0x%x", 'x', f_shamt, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_slmv:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_ram.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_rd;
+    UINT f_shamt;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+    f_shamt = EXTRACT_LSB0_UINT (insn, 32, 10, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_shamt) = f_shamt;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_slmv", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_shamt 0x%x", 'x', f_shamt, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_slt:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_mrgb.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_rd;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_slt", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_slti:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_imm) = f_imm;
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_slti", "f_imm 0x%x", 'x', f_imm, "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_bbi:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_bbi.f
+    UINT f_rs;
+    UINT f_rt;
+    SI f_offset;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4))));
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rt) = f_rt;
+  FLD (f_rs) = f_rs;
+  FLD (i_offset) = f_offset;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_bbi", "f_rt 0x%x", 'x', f_rt, "f_rs 0x%x", 'x', f_rs, "offset 0x%x", 'x', f_offset, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_bbv:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_bbi.f
+    UINT f_rs;
+    UINT f_rt;
+    SI f_offset;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4))));
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (i_offset) = f_offset;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_bbv", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "offset 0x%x", 'x', f_offset, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_bgez:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_bbi.f
+    UINT f_rs;
+    SI f_offset;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4))));
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (i_offset) = f_offset;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_bgez", "f_rs 0x%x", 'x', f_rs, "offset 0x%x", 'x', f_offset, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_bgezal:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_bbi.f
+    UINT f_rs;
+    SI f_offset;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_offset = ((((EXTRACT_LSB0_INT (insn, 32, 15, 16)) << (2))) + (((pc) + (4))));
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (i_offset) = f_offset;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_bgezal", "f_rs 0x%x", 'x', f_rs, "offset 0x%x", 'x', f_offset, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_jalr:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_mrgb.f
+    UINT f_rs;
+    UINT f_rd;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_jalr", "f_rs 0x%x", 'x', f_rs, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_jr:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_bbi.f
+    UINT f_rs;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_jr", "f_rs 0x%x", 'x', f_rs, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_lb:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lb", "f_rs 0x%x", 'x', f_rs, "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_lh:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lh", "f_rs 0x%x", 'x', f_rs, "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_lui:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lui", "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_lw:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_lw", "f_rs 0x%x", 'x', f_rs, "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_sb:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sb", "f_rs 0x%x", 'x', f_rs, "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_sh:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sh", "f_rs 0x%x", 'x', f_rs, "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_sw:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_imm) = f_imm;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sw", "f_rs 0x%x", 'x', f_rs, "f_imm 0x%x", 'x', f_imm, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_break:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+#define FLD(f) abuf->fields.fmt_empty.f
+
+
+  /* Record the fields for the semantic handler.  */
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_break", (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_syscall:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+#define FLD(f) abuf->fields.fmt_empty.f
+
+
+  /* Record the fields for the semantic handler.  */
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_syscall", (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_andoui:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_imm) = f_imm;
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_andoui", "f_imm 0x%x", 'x', f_imm, "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_mrgb:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_mrgb.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_rd;
+    UINT f_mask;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_rd = EXTRACT_LSB0_UINT (insn, 32, 15, 5);
+    f_mask = EXTRACT_LSB0_UINT (insn, 32, 9, 4);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_mask) = f_mask;
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_rd) = f_rd;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_mrgb", "f_mask 0x%x", 'x', f_mask, "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_rd 0x%x", 'x', f_rd, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_bctxt:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+#define FLD(f) abuf->fields.fmt_empty.f
+
+
+  /* Record the fields for the semantic handler.  */
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_bctxt", (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_ldw:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_imm) = f_imm;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_ldw", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_imm 0x%x", 'x', f_imm, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_sdw:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_addi.f
+    UINT f_rs;
+    UINT f_rt;
+    UINT f_imm;
+
+    f_rs = EXTRACT_LSB0_UINT (insn, 32, 25, 5);
+    f_rt = EXTRACT_LSB0_UINT (insn, 32, 20, 5);
+    f_imm = EXTRACT_LSB0_UINT (insn, 32, 15, 16);
+
+  /* Record the fields for the semantic handler.  */
+  FLD (f_rs) = f_rs;
+  FLD (f_rt) = f_rt;
+  FLD (f_imm) = f_imm;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_sdw", "f_rs 0x%x", 'x', f_rs, "f_rt 0x%x", 'x', f_rt, "f_imm 0x%x", 'x', f_imm, (char *) 0));
+
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_j:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_j.f
+    USI f_jtarg;
+
+    f_jtarg = ((((pc) & (0xf0000000))) | (((EXTRACT_LSB0_UINT (insn, 32, 15, 16)) << (2))));
+
+  /* Record the fields for the semantic handler.  */
+  FLD (i_jmptarg) = f_jtarg;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_j", "jmptarg 0x%x", 'x', f_jtarg, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+ extract_sfmt_jal:
+  {
+    const IDESC *idesc = &iq2000bf_insn_data[itype];
+    CGEN_INSN_INT insn = entire_insn;
+#define FLD(f) abuf->fields.sfmt_j.f
+    USI f_jtarg;
+
+    f_jtarg = ((((pc) & (0xf0000000))) | (((EXTRACT_LSB0_UINT (insn, 32, 15, 16)) << (2))));
+
+  /* Record the fields for the semantic handler.  */
+  FLD (i_jmptarg) = f_jtarg;
+  TRACE_EXTRACT (current_cpu, abuf, (current_cpu, pc, "sfmt_jal", "jmptarg 0x%x", 'x', f_jtarg, (char *) 0));
+
+#if WITH_PROFILE_MODEL_P
+  /* Record the fields for profiling.  */
+  if (PROFILE_MODEL_P (current_cpu))
+    {
+    }
+#endif
+#undef FLD
+    return idesc;
+  }
+
+}