Commit gdb and sim support for v850e2 and v850e2v3 on behalf of

Rathish C <Rathish.C@kpitcummins.com>.

9 files changed, 3235 insertions, 26 deletions

diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog
index 462fb61..8b906af 100644
--- a/sim/common/ChangeLog
+++ b/sim/common/ChangeLog
@@ -1,3 +1,10 @@
+2012-03-28  Rathish C  <rathish.c@kpitcummins.com>
+
+	* sim-trace.c: Update the function prototype of save_data_size.
+	Move the enum data_fmt from here...
+	* sim-trace.h: ...to here.
+	Add function prototype of save_data.
+
 2012-03-25  Mike Frysinger  <vapier@gentoo.org>
 
 	* sim-core.h (sim_core_trans_addr): Add prototype.
diff --git a/sim/common/sim-trace.c b/sim/common/sim-trace.c
index fc20d00..6b5d067 100644
--- a/sim/common/sim-trace.c
+++ b/sim/common/sim-trace.c
@@ -497,17 +497,6 @@ trace_uninstall (SIM_DESC sd)
     }
 }
 
-typedef enum {
-  trace_fmt_invalid,
-  trace_fmt_word,
-  trace_fmt_fp,
-  trace_fmt_fpu,
-  trace_fmt_string,
-  trace_fmt_bool,
-  trace_fmt_addr,
-  trace_fmt_instruction_incomplete,
-} data_fmt;
-
 /* compute the nr of trace data units consumed by data */
 static int
 save_data_size (TRACE_DATA *data,
@@ -519,7 +508,7 @@ save_data_size (TRACE_DATA *data,
 
 
 /* Archive DATA into the trace buffer */
-static void
+void
 save_data (SIM_DESC sd,
 	   TRACE_DATA *data,
 	   data_fmt fmt,
diff --git a/sim/common/sim-trace.h b/sim/common/sim-trace.h
index e824fc3..1ba6019 100644
--- a/sim/common/sim-trace.h
+++ b/sim/common/sim-trace.h
@@ -249,9 +249,26 @@ extern void trace_generic PARAMS ((SIM_DESC sd,
 				   ...))
      __attribute__((format (printf, 4, 5)));
 
+typedef enum {
+  trace_fmt_invalid,
+  trace_fmt_word,
+  trace_fmt_fp,
+  trace_fmt_fpu,
+  trace_fmt_string,
+  trace_fmt_bool,
+  trace_fmt_addr,
+  trace_fmt_instruction_incomplete,
+} data_fmt;
+
 /* Trace a varying number of word sized inputs/outputs.  trace_result*
    must be called to close the trace operation. */
 
+extern void save_data PARAMS ((SIM_DESC sd,
+                               TRACE_DATA *data,
+                               data_fmt fmt,
+                               long size,
+                               const void *buf));
+
 extern void trace_input0 PARAMS ((SIM_DESC sd,
 				  sim_cpu *cpu,
 				  int trace_idx));
diff --git a/sim/v850/ChangeLog b/sim/v850/ChangeLog
index 1f1a97b..e1430ee 100644
--- a/sim/v850/ChangeLog
+++ b/sim/v850/ChangeLog
@@ -1,3 +1,58 @@
+2012-03-28  Rathish C  <rathish.c@kpitcummins.com>
+
+	* sim-main.h (struct _v850_regs): Add new fields mpu0_sregs,
+	mpu1_sregs, and fpu_sregs.
+	(MPU0_SR, MPU1_SR, FPU_SR): New macros for accessing new fields
+	in _v850_regs struct.
+	(SP_REGNO): Define.
+	(SP): Redefine using SP_REGNO.
+	(PSW_REGNO, EIIC, FEIC, DBIC, DIR, EIWR, FEWR, DBWR, BSEL, PSW_NPV)
+	(PSW_DMP, PSW_IMP, ECR_EICC, ECR_FECC, FPSR, FPSR_REGNO, FPEPC)
+	(FPST, FPST_REGNO, FPCC, FPCFG, FPCFG_REGNO, FPSR_DEM, FPSR_SEM)
+	(FPSR_RM, FPSR_RN, FPSR_FS, FPSR_PR, FPSR_XC, FPSR_XCE, FPSR_XCV)
+	(FPSR_XCZ, FPSR_XCO, FPSR_XCU, FPSR_XCI, FPSR_XE, FPSR_XEV)
+	(FPSR_XEZ, FPSR_XEO, FPSR_XEU, FPSR_XEI, FPSR_XP, FPSR_XPV)
+	(FPSR_XPZ, FPSR_XPO, FPSR_XPU, FPSR_XPI, FPST_PR, FPST_XCE)
+	(FPST_XCV, FPST_XCZ, FPST_XCO, FPST_XCU, FPST_XCI, FPST_XPV)
+	(FPST_XPZ, FPST_XPO, FPST_XPU, FPST_XPI, FPCFG_RM, FPCFG_XEV)
+	(FPCFG_XEZ, FPCFG_XEO, FPCFG_XEU, FPCFG_XEI, GET_FPCC, CLEAR_FPCC)
+	(SET_FPCC, TEST_FPCC, FPSR_GET_ROUND, MPM, MPC, MPC_REGNO, TID)
+	(PPA, PPM, PPC, DCC, DCV0, DCV1, SPAL, SPAU, IPA0L, IPA0U, IPA1L)
+	(IPA1U, IPA2L, IPA2U, IPA3L, IPA3U, DPA0L, DPA0U, DPA1L, DPA1U)
+	(DPA2L, DPA2U, DPA3L, DPA3U, PPC_PPE, SPAL_SPE, SPAL_SPS, VIP)
+	(VMECR, VMTID, VMADR, VPECR, VPTID, VPADR, VDECR, VDTID, MPM_AUE)
+	(MPM_MPE, VMECR_VMX, VMECR_VMR, VMECR_VMW, VMECR_VMS, VMECR_VMRMW)
+	(VMECR_VMMS, IPA2ADDR, IPA_IPE, IPA_IPX, IPA_IPR, IPE0, IPE1, IPE2)
+	(IPE3, IPX0, IPX1, IPX2, IPX3, IPR0, IPR1, IPR2, IPR3, DPA2ADDR)
+	(DPA_DPE, DPA_DPR, DPA_DPW, DPE0, DPE1, DPE2, DPE3, DPR0, DPR1)
+	(DPR2, DPR3, DPW0, DPW1, DPW2, DPW3, DCC_DCE0, DCC_DCE1, PPA2ADDR)
+	(PPC_PPC, PPC_PPE, PPC_PPM): New macros.
+	(FPU_COMPARE): New enum.
+	(TRACE_FP_INPUT_FPU1, TRACE_FP_INPUT_FPU2, TRACE_FP_INPUT_FPU3)
+	(TRACE_FP_INPUT_BOOL1_FPU2, TRACE_FP_INPUT_WORD2)
+	(TRACE_FP_RESULT_WORD1, TRACE_FP_RESULT_WORD2): New macros.
+	* simops.c (Add32): Update prototype.
+	(update_fpsr): New function.
+	(SignalException): New function.
+	(SignalExceptionFPE): New function.
+	(check_invalid_snan): New function.
+	(v850_float_compare): New function.
+	(v850_div): New function.
+	(v850_divu): New function.
+	(v850_sar): New function.
+	(v850_shl): New function.
+	(v850_shr): New function.
+	(v850_satadd): New function.
+	(v850_satsub): New function.
+	(load_data_mem): New function.
+	(store_data_mem): New function.
+	(mpu_load_mem_test): New function.
+	(mpu_store_mem_test): New function.
+	* simops.h: Add function prototype for above mentioned functions.
+	(check_cvt_fi, check_cvt_if, check_cvt_ff): Define.
+	* v850-dc: Add entry for v850e2 and v850e2v3.
+	* v850.igen: Add support for v850e2 and v850e2v3.
+
 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 
 	* aclocal.m4, config.in, configure: Regenerate.
diff --git a/sim/v850/sim-main.h b/sim/v850/sim-main.h
index e9f7aad..c52da77 100644
--- a/sim/v850/sim-main.h
+++ b/sim/v850/sim-main.h
@@ -15,6 +15,7 @@
 
 #include "sim-basics.h"
 #include "sim-signal.h"
+#include "sim-fpu.h"
 
 typedef address_word sim_cia;
 
@@ -39,7 +40,10 @@ typedef struct _v850_regs {
   reg_t regs[32];		/* general-purpose registers */
   reg_t sregs[32];		/* system registers, including psw */
   reg_t pc;
-  int dummy_mem;		/* where invalid accesses go */
+  int dummy_mem;                /* where invalid accesses go */
+  reg_t mpu0_sregs[28];         /* mpu0 system registers */
+  reg_t mpu1_sregs[28];         /* mpu1 system registers */
+  reg_t fpu_sregs[28];          /* fpu system registers */
 } v850_regs;
 
 struct _sim_cpu
@@ -122,11 +126,15 @@ nia = PC
 /* new */
 #define GR  ((CPU)->reg.regs)
 #define SR  ((CPU)->reg.sregs)
+#define MPU0_SR  ((STATE_CPU (sd, 0))->reg.mpu0_sregs)
+#define MPU1_SR  ((STATE_CPU (sd, 0))->reg.mpu1_sregs)
+#define FPU_SR   ((STATE_CPU (sd, 0))->reg.fpu_sregs)
 
 /* old */
 #define State    (STATE_CPU (simulator, 0)->reg)
 #define PC	(State.pc)
-#define SP	(State.regs[3])
+#define SP_REGNO        3
+#define SP      (State.regs[SP_REGNO])
 #define EP	(State.regs[30])
 
 #define EIPC  (State.sregs[0])
@@ -135,11 +143,20 @@ nia = PC
 #define FEPSW (State.sregs[3])
 #define ECR   (State.sregs[4])
 #define PSW   (State.sregs[5])
+#define PSW_REGNO   5
+#define EIIC  (State.sregs[13])
+#define FEIC  (State.sregs[14])
+#define DBIC  (SR[15])
 #define CTPC  (SR[16])
 #define CTPSW (SR[17])
 #define DBPC  (State.sregs[18])
 #define DBPSW (State.sregs[19])
 #define CTBP  (State.sregs[20])
+#define DIR   (SR[21])
+#define EIWR  (SR[28])
+#define FEWR  (SR[29])
+#define DBWR  (SR[30])
+#define BSEL  (SR[31])
 
 #define PSW_US BIT32 (8)
 #define PSW_NP 0x80
@@ -151,6 +168,210 @@ nia = PC
 #define PSW_S 0x2
 #define PSW_Z 0x1
 
+#define PSW_NPV	(1<<18)
+#define PSW_DMP	(1<<17)
+#define PSW_IMP	(1<<16)
+
+#define ECR_EICC 0x0000ffff
+#define ECR_FECC 0xffff0000
+
+/* FPU */
+
+#define FPSR  (FPU_SR[6])
+#define FPSR_REGNO 6
+#define FPEPC (FPU_SR[7])
+#define FPST  (FPU_SR[8])
+#define FPST_REGNO 8
+#define FPCC  (FPU_SR[9])
+#define FPCFG (FPU_SR[10])
+#define FPCFG_REGNO 10
+
+#define FPSR_DEM  0x00200000
+#define FPSR_SEM  0x00100000
+#define FPSR_RM   0x000c0000
+#define FPSR_RN   0x00000000
+#define FPSR_FS   0x00020000
+#define FPSR_PR   0x00010000
+
+#define FPSR_XC   0x0000fc00
+#define FPSR_XCE  0x00008000
+#define FPSR_XCV  0x00004000
+#define FPSR_XCZ  0x00002000
+#define FPSR_XCO  0x00001000
+#define FPSR_XCU  0x00000800
+#define FPSR_XCI  0x00000400
+
+#define FPSR_XE   0x000003e0
+#define FPSR_XEV  0x00000200
+#define FPSR_XEZ  0x00000100
+#define FPSR_XEO  0x00000080
+#define FPSR_XEU  0x00000040
+#define FPSR_XEI  0x00000020
+
+#define FPSR_XP   0x0000001f
+#define FPSR_XPV  0x00000010
+#define FPSR_XPZ  0x00000008
+#define FPSR_XPO  0x00000004
+#define FPSR_XPU  0x00000002
+#define FPSR_XPI  0x00000001
+
+#define FPST_PR   0x00008000 
+#define FPST_XCE  0x00002000 
+#define FPST_XCV  0x00001000 
+#define FPST_XCZ  0x00000800 
+#define FPST_XCO  0x00000400 
+#define FPST_XCU  0x00000200 
+#define FPST_XCI  0x00000100 
+
+#define FPST_XPV  0x00000010 
+#define FPST_XPZ  0x00000008 
+#define FPST_XPO  0x00000004 
+#define FPST_XPU  0x00000002 
+#define FPST_XPI  0x00000001 
+
+#define FPCFG_RM   0x00000180 
+#define FPCFG_XEV  0x00000010 
+#define FPCFG_XEZ  0x00000008 
+#define FPCFG_XEO  0x00000004 
+#define FPCFG_XEU  0x00000002 
+#define FPCFG_XEI  0x00000001 
+
+#define GET_FPCC()\
+ ((FPSR >> 24) &0xf)
+
+#define CLEAR_FPCC(bbb)\
+  (FPSR &= ~(1 << (bbb+24)))
+
+#define SET_FPCC(bbb)\
+ (FPSR |= 1 << (bbb+24))
+
+#define TEST_FPCC(bbb)\
+  ((FPSR & (1 << (bbb+24))) != 0)
+
+#define FPSR_GET_ROUND()					\
+  (((FPSR & FPSR_RM) == FPSR_RN) ? sim_fpu_round_near		\
+   : ((FPSR & FPSR_RM) == 0x00040000) ? sim_fpu_round_up	\
+   : ((FPSR & FPSR_RM) == 0x00080000) ? sim_fpu_round_down	\
+   : sim_fpu_round_zero)
+
+
+enum FPU_COMPARE {
+  FPU_CMP_F = 0,
+  FPU_CMP_UN,
+  FPU_CMP_EQ,
+  FPU_CMP_UEQ,
+  FPU_CMP_OLT,
+  FPU_CMP_ULT,
+  FPU_CMP_OLE,
+  FPU_CMP_ULE,
+  FPU_CMP_SF,
+  FPU_CMP_NGLE,
+  FPU_CMP_SEQ,
+  FPU_CMP_NGL,
+  FPU_CMP_LT,
+  FPU_CMP_NGE,
+  FPU_CMP_LE,
+  FPU_CMP_NGT
+};
+
+
+/* MPU */
+#define MPM	(MPU1_SR[0])
+#define MPC	(MPU1_SR[1])
+#define MPC_REGNO 1
+#define TID	(MPU1_SR[2])
+#define PPA	(MPU1_SR[3])
+#define PPM	(MPU1_SR[4])
+#define PPC	(MPU1_SR[5])
+#define DCC	(MPU1_SR[6])
+#define DCV0	(MPU1_SR[7])
+#define DCV1	(MPU1_SR[8])
+#define SPAL	(MPU1_SR[10])
+#define SPAU	(MPU1_SR[11])
+#define IPA0L	(MPU1_SR[12])
+#define IPA0U	(MPU1_SR[13])
+#define IPA1L	(MPU1_SR[14])
+#define IPA1U	(MPU1_SR[15])
+#define IPA2L	(MPU1_SR[16])
+#define IPA2U	(MPU1_SR[17])
+#define IPA3L	(MPU1_SR[18])
+#define IPA3U	(MPU1_SR[19])
+#define DPA0L	(MPU1_SR[20])
+#define DPA0U	(MPU1_SR[21])
+#define DPA1L	(MPU1_SR[22])
+#define DPA1U	(MPU1_SR[23])
+#define DPA2L	(MPU1_SR[24])
+#define DPA2U	(MPU1_SR[25])
+#define DPA3L	(MPU1_SR[26])
+#define DPA3U	(MPU1_SR[27])
+
+#define PPC_PPE 0x1
+#define SPAL_SPE 0x1
+#define SPAL_SPS 0x10
+
+#define VIP	(MPU0_SR[0])
+#define VMECR	(MPU0_SR[4])
+#define VMTID	(MPU0_SR[5])
+#define VMADR	(MPU0_SR[6])
+#define VPECR	(MPU0_SR[8])
+#define VPTID	(MPU0_SR[9])
+#define VPADR	(MPU0_SR[10])
+#define VDECR	(MPU0_SR[12])
+#define VDTID	(MPU0_SR[13])
+
+#define MPM_AUE	0x2
+#define MPM_MPE	0x1
+
+#define VMECR_VMX   0x2
+#define VMECR_VMR   0x4
+#define VMECR_VMW   0x8
+#define VMECR_VMS   0x10
+#define VMECR_VMRMW 0x20
+#define VMECR_VMMS  0x40
+
+#define IPA2ADDR(IPA)	((IPA) & 0x1fffff80)
+#define IPA_IPE	0x1 
+#define IPA_IPX	0x2 
+#define IPA_IPR	0x4 
+#define IPE0	(IPA0L & IPA_IPE)
+#define IPE1	(IPA1L & IPA_IPE)
+#define IPE2	(IPA2L & IPA_IPE)
+#define IPE3	(IPA3L & IPA_IPE)
+#define IPX0	(IPA0L & IPA_IPX)
+#define IPX1	(IPA1L & IPA_IPX)
+#define IPX2	(IPA2L & IPA_IPX)
+#define IPX3	(IPA3L & IPA_IPX)
+#define IPR0	(IPA0L & IPA_IPR)
+#define IPR1	(IPA1L & IPA_IPR)
+#define IPR2	(IPA2L & IPA_IPR)
+#define IPR3	(IPA3L & IPA_IPR)
+
+#define DPA2ADDR(DPA)	((DPA) & 0x1fffff80)
+#define DPA_DPE 0x1	
+#define DPA_DPR 0x4	
+#define DPA_DPW 0x8	
+#define DPE0	(DPA0L & DPA_DPE)
+#define DPE1	(DPA1L & DPA_DPE)
+#define DPE2	(DPA2L & DPA_DPE)
+#define DPE3	(DPA3L & DPA_DPE)
+#define DPR0	(DPA0L & DPA_DPR)
+#define DPR1	(DPA1L & DPA_DPR)
+#define DPR2	(DPA2L & DPA_DPR)
+#define DPR3	(DPA3L & DPA_DPR)
+#define DPW0	(DPA0L & DPA_DPW)
+#define DPW1	(DPA1L & DPA_DPW)
+#define DPW2	(DPA2L & DPA_DPW)
+#define DPW3	(DPA3L & DPA_DPW)
+
+#define DCC_DCE0 0x1
+#define DCC_DCE1 0x10000
+
+#define PPA2ADDR(PPA)	((PPA) & 0x1fffff80) 
+#define PPC_PPC 0xfffffffe
+#define PPC_PPE 0x1
+#define PPC_PPM 0x0000fff8
+
+
 #define SEXT3(x)	((((x)&0x7)^(~0x3))+0x4)	
 
 /* sign-extend a 4-bit number */
@@ -344,6 +565,79 @@ do { \
   } \
 } while (0)
 
+#define TRACE_FP_INPUT_FPU1(V0)	\
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    { \
+      unsigned64 f0; \
+      sim_fpu_to64 (&f0, (V0)); \
+      trace_input_fp1 (SD, CPU, TRACE_FPU_IDX, f0); \
+    } \
+} while (0)
+
+#define TRACE_FP_INPUT_FPU2(V0, V1) \
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    { \
+      unsigned64 f0, f1; \
+      sim_fpu_to64 (&f0, (V0)); \
+      sim_fpu_to64 (&f1, (V1)); \
+      trace_input_fp2 (SD, CPU, TRACE_FPU_IDX, f0, f1);	\
+    } \
+} while (0)
+
+#define TRACE_FP_INPUT_FPU3(V0, V1, V2) \
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    { \
+      unsigned64 f0, f1, f2; \
+      sim_fpu_to64 (&f0, (V0)); \
+      sim_fpu_to64 (&f1, (V1)); \
+      sim_fpu_to64 (&f2, (V2)); \
+      trace_input_fp3 (SD, CPU, TRACE_FPU_IDX, f0, f1, f2); \
+    } \
+} while (0)
+
+#define TRACE_FP_INPUT_BOOL1_FPU2(V0, V1, V2) \
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    { \
+      int d0 = (V0); \
+      unsigned64 f1, f2; \
+      TRACE_DATA *data = CPU_TRACE_DATA (CPU); \
+      TRACE_IDX (data) = TRACE_FPU_IDX;	\
+      sim_fpu_to64 (&f1, (V1)); \
+      sim_fpu_to64 (&f2, (V2)); \
+      save_data (SD, data, trace_fmt_bool, sizeof (d0), &d0); \
+      save_data (SD, data, trace_fmt_fp, sizeof (fp_word), &f1); \
+      save_data (SD, data, trace_fmt_fp, sizeof (fp_word), &f2); \
+    } \
+} while (0)
+
+#define TRACE_FP_INPUT_WORD2(V0, V1) \
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    trace_input_word2 (SD, CPU, TRACE_FPU_IDX, (V0), (V1)); \
+} while (0)
+
+#define TRACE_FP_RESULT_FPU1(R0) \
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    { \
+      unsigned64 f0; \
+      sim_fpu_to64 (&f0, (R0));	\
+      trace_result_fp1 (SD, CPU, TRACE_FPU_IDX, f0); \
+    } \
+} while (0)
+
+#define TRACE_FP_RESULT_WORD1(R0) TRACE_FP_RESULT_WORD(R0)
+
+#define TRACE_FP_RESULT_WORD2(R0, R1) \
+do { \
+  if (TRACE_FPU_P (CPU)) \
+    trace_result_word2 (SD, CPU, TRACE_FPU_IDX, (R0), (R1)); \
+} while (0)
+
 #else
 #define trace_input(NAME, IN1, IN2)
 #define trace_output(RESULT)
diff --git a/sim/v850/simops.c b/sim/v850/simops.c
index a14b0b2..f7fc67d 100644
--- a/sim/v850/simops.c
+++ b/sim/v850/simops.c
@@ -320,7 +320,7 @@ condition_met (unsigned code)
   return 1;
 }
 
-static unsigned long
+unsigned long
 Add32 (unsigned long a1, unsigned long a2, int * carry)
 {
   unsigned long result = (a1 + a2);
@@ -2839,3 +2839,717 @@ OP_307E0 (void)
   return 4;
 }
 
+/* V850E2R FPU functions */
+/*
+  sim_fpu_status_invalid_snan = 1,				-V--- (sim spec.)
+  sim_fpu_status_invalid_qnan = 2,				----- (sim spec.)
+  sim_fpu_status_invalid_isi = 4, (inf - inf)			-V---
+  sim_fpu_status_invalid_idi = 8, (inf / inf)			-V---
+  sim_fpu_status_invalid_zdz = 16, (0 / 0)			-V---
+  sim_fpu_status_invalid_imz = 32, (inf * 0)			-V---
+  sim_fpu_status_invalid_cvi = 64, convert to integer		-V---
+  sim_fpu_status_invalid_div0 = 128, (X / 0)			--Z--
+  sim_fpu_status_invalid_cmp = 256, compare			----- (sim spec.)
+  sim_fpu_status_invalid_sqrt = 512,				-V---
+  sim_fpu_status_rounded = 1024,				I----
+  sim_fpu_status_inexact = 2048,				I---- (sim spec.)
+  sim_fpu_status_overflow = 4096,				I--O-
+  sim_fpu_status_underflow = 8192,				I---U
+  sim_fpu_status_denorm = 16384,				----U (sim spec.)
+*/  
+    
+void update_fpsr (SIM_DESC sd, sim_fpu_status status, unsigned int mask, unsigned int double_op_p)
+{
+  unsigned int fpsr = FPSR & mask;
+
+  unsigned int flags = 0;
+
+  if (fpsr & FPSR_XEI
+      && ((status & (sim_fpu_status_rounded
+		     | sim_fpu_status_overflow
+		     | sim_fpu_status_inexact))
+	  || (status & sim_fpu_status_underflow
+	      && (fpsr & (FPSR_XEU | FPSR_XEI)) == 0
+	      && fpsr & FPSR_FS)))
+    {
+      flags |= FPSR_XCI | FPSR_XPI;
+    }
+
+  if (fpsr & FPSR_XEV
+      && (status & (sim_fpu_status_invalid_isi
+		    | sim_fpu_status_invalid_imz
+		    | sim_fpu_status_invalid_zdz
+		    | sim_fpu_status_invalid_idi
+		    | sim_fpu_status_invalid_cvi
+		    | sim_fpu_status_invalid_sqrt
+		    | sim_fpu_status_invalid_snan)))
+    {
+      flags |= FPSR_XCV | FPSR_XPV;
+    }
+
+  if (fpsr & FPSR_XEZ
+      && (status & sim_fpu_status_invalid_div0))
+    {
+      flags |= FPSR_XCV | FPSR_XPV;
+    }
+
+  if (fpsr & FPSR_XEO
+      && (status & sim_fpu_status_overflow))
+    {
+      flags |= FPSR_XCO | FPSR_XPO;
+    }
+      
+  if (((fpsr & FPSR_XEU) || (fpsr & FPSR_FS) == 0)
+      && (status & (sim_fpu_status_underflow
+		    | sim_fpu_status_denorm)))
+    {
+      flags |= FPSR_XCU | FPSR_XPU;
+    }
+
+  if (flags)
+    {
+      FPSR &= ~FPSR_XC;
+      FPSR |= flags;
+
+      SignalExceptionFPE(sd, double_op_p);
+    }
+}
+
+/*
+  exception
+*/
+
+void  SignalException(SIM_DESC sd)
+{
+  if (MPM & MPM_AUE)
+    {
+      PSW = PSW & ~(PSW_NPV | PSW_DMP | PSW_IMP);
+    }
+}
+
+void SignalExceptionFPE(SIM_DESC sd, unsigned int double_op_p)
+{								
+  if (((PSW & (PSW_NP|PSW_ID)) == 0)
+      || !(FPSR & (double_op_p ? FPSR_DEM : FPSR_SEM)))		
+    {								
+      EIPC = PC;							
+      EIPSW = PSW;						
+      EIIC = (FPSR & (double_op_p ? FPSR_DEM : FPSR_SEM)) 	
+	? 0x71 : 0x72;						
+      PSW |= (PSW_EP | PSW_ID);
+      PC = 0x70;
+
+      SignalException(sd);
+    }								
+}
+
+
+void check_invalid_snan(SIM_DESC sd, sim_fpu_status status, unsigned int double_op_p)
+{
+  if ((FPSR & FPSR_XEI)
+      && (status & sim_fpu_status_invalid_snan))
+    {
+      FPSR &= ~FPSR_XC;
+      FPSR |= FPSR_XCV;
+      FPSR |= FPSR_XPV;
+      SignalExceptionFPE(sd, double_op_p);
+    }
+}
+
+int v850_float_compare(SIM_DESC sd, int cmp, sim_fpu wop1, sim_fpu wop2, int double_op_p)
+{
+  int result = -1;
+  
+  if (sim_fpu_is_nan(&wop1) || sim_fpu_is_nan(&wop2))
+    {
+      if (cmp & 0x8)
+	{
+	  if (FPSR & FPSR_XEV)
+	    {
+	      FPSR |= FPSR_XCV | FPSR_XPV;
+	      SignalExceptionFPE(sd, double_op_p);
+	    }
+	}
+
+      switch (cmp)
+	{
+	case FPU_CMP_F:
+	  result = 0;
+	  break;
+	case FPU_CMP_UN:
+	  result = 1;
+	  break;
+	case FPU_CMP_EQ:
+	  result = 0;
+	  break;
+	case FPU_CMP_UEQ:
+	  result = 1;
+	  break;
+	case FPU_CMP_OLT:
+	  result = 0;
+	  break;
+	case FPU_CMP_ULT:
+	  result = 1;
+	  break;
+	case FPU_CMP_OLE:
+	  result = 0;
+	  break;
+	case FPU_CMP_ULE:
+	  result = 1;
+	  break;
+	case FPU_CMP_SF:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGLE:
+	  result = 1;
+	  break;
+	case FPU_CMP_SEQ:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGL:
+	  result = 1;
+	  break;
+	case FPU_CMP_LT:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGE:
+	  result = 1;
+	  break;
+	case FPU_CMP_LE:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGT:
+	  result = 1;
+	  break;
+	default:
+	  abort();
+	}
+    }
+  else if (sim_fpu_is_infinity(&wop1) && sim_fpu_is_infinity(&wop2)
+	   && sim_fpu_sign(&wop1) == sim_fpu_sign(&wop2))
+    {
+      switch (cmp)
+	{
+	case FPU_CMP_F:
+	  result = 0;
+	  break;
+	case FPU_CMP_UN:
+	  result = 0;
+	  break;
+	case FPU_CMP_EQ:
+	  result = 1;
+	  break;
+	case FPU_CMP_UEQ:
+	  result = 1;
+	  break;
+	case FPU_CMP_OLT:
+	  result = 0;
+	  break;
+	case FPU_CMP_ULT:
+	  result = 0;
+	  break;
+	case FPU_CMP_OLE:
+	  result = 1;
+	  break;
+	case FPU_CMP_ULE:
+	  result = 1;
+	  break;
+	case FPU_CMP_SF:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGLE:
+	  result = 0;
+	  break;
+	case FPU_CMP_SEQ:
+	  result = 1;
+	  break;
+	case FPU_CMP_NGL:
+	  result = 1;
+	  break;
+	case FPU_CMP_LT:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGE:
+	  result = 0;
+	  break;
+	case FPU_CMP_LE:
+	  result = 1;
+	  break;
+	case FPU_CMP_NGT:
+	  result = 1;
+	  break;
+	default:
+	  abort();
+	}
+    }
+  else
+    {
+      int gt = 0,lt = 0,eq = 0, status;
+
+      status = sim_fpu_cmp( &wop1, &wop2 );
+
+      switch (status) {
+      case SIM_FPU_IS_SNAN:
+      case SIM_FPU_IS_QNAN:
+	abort();
+	break;
+
+      case SIM_FPU_IS_NINF:
+	lt = 1;
+	break;
+      case SIM_FPU_IS_PINF:
+	gt = 1;
+	break;
+      case SIM_FPU_IS_NNUMBER:
+	lt = 1;
+	break;
+      case SIM_FPU_IS_PNUMBER:
+	gt = 1;
+	break;
+      case SIM_FPU_IS_NDENORM:
+	lt = 1;
+	break;
+      case SIM_FPU_IS_PDENORM:
+	gt = 1;
+	break;
+      case SIM_FPU_IS_NZERO:
+      case SIM_FPU_IS_PZERO:
+	eq = 1;
+	break;
+      }
+  
+      switch (cmp)
+	{
+	case FPU_CMP_F:
+	  result = 0;
+	  break;
+	case FPU_CMP_UN:
+	  result = 0;
+	  break;
+	case FPU_CMP_EQ:
+	  result = eq;
+	  break;
+	case FPU_CMP_UEQ:
+	  result = eq;
+	  break;
+	case FPU_CMP_OLT:
+	  result = lt;
+	  break;
+	case FPU_CMP_ULT:
+	  result = lt;
+	  break;
+	case FPU_CMP_OLE:
+	  result = lt || eq;
+	  break;
+	case FPU_CMP_ULE:
+	  result = lt || eq;
+	  break;
+	case FPU_CMP_SF:
+	  result = 0;
+	  break;
+	case FPU_CMP_NGLE:
+	  result = 0;
+	  break;
+	case FPU_CMP_SEQ:
+	  result = eq;
+	  break;
+	case FPU_CMP_NGL:
+	  result = eq;
+	  break;
+	case FPU_CMP_LT:
+	  result = lt;
+	  break;
+	case FPU_CMP_NGE:
+	  result = lt;
+	  break;
+	case FPU_CMP_LE:
+	  result = lt || eq;
+	  break;
+	case FPU_CMP_NGT:
+	  result = lt || eq;
+	  break;
+	}
+    }
+
+  ASSERT(result != -1);
+  return result;
+}
+
+void v850_div(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p, unsigned int *op3p)
+{
+  signed long int quotient;
+  signed long int remainder;
+  signed long int divide_by;
+  signed long int divide_this;
+  bfd_boolean     overflow = FALSE;
+  
+  /* Compute the result.  */
+  divide_by   = op0;
+  divide_this = op1;
+  
+  if (divide_by == 0 || (divide_by == -1 && divide_this == (1 << 31)))
+    {
+      overflow  = TRUE;
+      divide_by = 1;
+    }
+  
+  quotient  = divide_this / divide_by;
+  remainder = divide_this % divide_by;
+  
+  /* Set condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_OV);
+  
+  if (overflow)      PSW |= PSW_OV;
+  if (quotient == 0) PSW |= PSW_Z;
+  if (quotient <  0) PSW |= PSW_S;
+  
+  *op2p = quotient;
+  *op3p = remainder;
+}
+
+void v850_divu(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p, unsigned int *op3p)
+{
+  unsigned long int quotient;
+  unsigned long int remainder;
+  unsigned long int divide_by;
+  unsigned long int divide_this;
+  bfd_boolean       overflow = FALSE;
+  
+  /* Compute the result.  */
+  
+  divide_by   = op0;
+  divide_this = op1;
+  
+  if (divide_by == 0)
+    {
+      overflow = TRUE;
+      divide_by  = 1;
+    }
+  
+  quotient  = divide_this / divide_by;
+  remainder = divide_this % divide_by;
+  
+  /* Set condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_OV);
+  
+  if (overflow)      PSW |= PSW_OV;
+  if (quotient == 0) PSW |= PSW_Z;
+  if (quotient & 0x80000000) PSW |= PSW_S;
+  
+  *op2p = quotient;
+  *op3p = remainder;
+}
+
+
+void v850_sar(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p)
+{
+  unsigned int result, z, s, cy;
+
+  op0 &= 0x1f;
+  result = (signed)op1 >> op0;
+
+  /* Compute the condition codes.  */
+  z = (result == 0);
+  s = (result & 0x80000000);
+  cy = (op1 & (1 << (op0 - 1)));
+
+  /* Store the result and condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_OV | PSW_CY);
+  PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
+		| (cy ? PSW_CY : 0));
+
+  *op2p = result;
+}
+
+void v850_shl(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p)
+{
+  unsigned int result, z, s, cy;
+
+  op0 &= 0x1f;
+  result = op1 << op0;
+
+  /* Compute the condition codes.  */
+  z = (result == 0);
+  s = (result & 0x80000000);
+  cy = (op1 & (1 << (32 - op0)));
+
+  /* Store the result and condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_OV | PSW_CY);
+  PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
+		| (cy ? PSW_CY : 0));
+
+  *op2p = result;
+}
+
+void v850_shr(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p)
+{
+  unsigned int result, z, s, cy;
+
+  op0 &=  0x1f;
+  result = op1 >> op0;
+
+  /* Compute the condition codes.  */
+  z = (result == 0);
+  s = (result & 0x80000000);
+  cy = (op1 & (1 << (op0 - 1)));
+
+  /* Store the result and condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_OV | PSW_CY);
+  PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
+		| (cy ? PSW_CY : 0));
+
+  *op2p = result;
+}
+
+void v850_satadd(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p)
+{
+  unsigned int result, z, s, cy, ov, sat;
+
+  result = op0 + op1;
+  
+  /* Compute the condition codes.  */
+  z = (result == 0);
+  s = (result & 0x80000000);
+  cy = (result < op0 || result < op1);
+  ov = ((op0 & 0x80000000) == (op1 & 0x80000000)
+	&& (op0 & 0x80000000) != (result & 0x80000000));
+  sat = ov;
+  
+  /* Store the result and condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
+  PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
+	  | (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
+	  | (sat ? PSW_SAT : 0));
+  
+  /* Handle saturated results.  */
+  if (sat && s)
+    {
+      result = 0x7fffffff;
+      PSW &= ~PSW_S;
+    }
+  else if (sat)
+    {
+      result = 0x80000000;
+      PSW |= PSW_S;
+    }
+
+  *op2p = result;
+}
+
+void v850_satsub(SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p)
+{
+  unsigned int result, z, s, cy, ov, sat;
+
+  /* Compute the result.  */
+  result = op1 - op0;
+  
+  /* Compute the condition codes.  */
+  z = (result == 0);
+  s = (result & 0x80000000);
+  cy = (op1 < op0);
+  ov = ((op1 & 0x80000000) != (op0 & 0x80000000)
+	&& (op1 & 0x80000000) != (result & 0x80000000));
+  sat = ov;
+  
+  /* Store the result and condition codes.  */
+  PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
+  PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
+	  | (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
+	  | (sat ? PSW_SAT : 0));
+
+  /* Handle saturated results.  */
+  if (sat && s)
+    {
+      result = 0x7fffffff;
+      PSW &= ~PSW_S;
+    }
+  else if (sat)
+    {
+      result = 0x80000000;
+      PSW |= PSW_S;
+    }
+
+  *op2p = result;
+}
+
+unsigned32
+load_data_mem(sd, addr, len)
+     SIM_DESC sd;
+     SIM_ADDR addr;
+     int len;
+{
+  uint32 data;
+
+  switch (len)
+    {
+    case 1:
+      data = sim_core_read_unaligned_1 (STATE_CPU (sd, 0), 
+					PC, read_map, addr);
+      break;
+    case 2:
+      data = sim_core_read_unaligned_2 (STATE_CPU (sd, 0), 
+					PC, read_map, addr);
+      break;
+    case 4:
+      data = sim_core_read_unaligned_4 (STATE_CPU (sd, 0), 
+					PC, read_map, addr);
+      break;
+    default:
+      abort ();
+    }
+  return data;
+}
+
+void
+store_data_mem(sd, addr, len, data)
+     SIM_DESC sd;
+     SIM_ADDR addr;
+     int len;
+     unsigned32 data;
+{
+  switch (len)
+    {
+    case 1:
+      store_mem(addr, 1, data);
+      break;
+    case 2:
+      store_mem(addr, 2, data);
+      break;
+    case 4:
+      store_mem(addr, 4, data);
+      break;
+    default:
+      abort ();
+    }
+}
+
+int mpu_load_mem_test(SIM_DESC sd, unsigned int addr, int size, int base_reg)
+{
+  int result = 1;
+
+  if (PSW & PSW_DMP)
+    {
+      if (IPE0 && addr >= IPA2ADDR(IPA0L) && addr <= IPA2ADDR(IPA0L) && IPR0)
+	{
+	  /* text area */
+	}
+      else if (IPE1 && addr >= IPA2ADDR(IPA1L) && addr <= IPA2ADDR(IPA1L) && IPR1)
+	{
+	  /* text area */
+	}
+      else if (IPE2 && addr >= IPA2ADDR(IPA2L) && addr <= IPA2ADDR(IPA2L) && IPR2)
+	{
+	  /* text area */
+	}
+      else if (IPE3 && addr >= IPA2ADDR(IPA3L) && addr <= IPA2ADDR(IPA3L) && IPR3)
+	{
+	  /* text area */
+	}
+      else if (addr >= PPA2ADDR(PPA & ~PPM) && addr <= DPA2ADDR(PPA | PPM))
+	{
+	  /* preifarallel area */
+	}
+      else if (addr >= PPA2ADDR(SPAL) && addr <= DPA2ADDR(SPAU))
+	{
+	  /* stack area */
+	}
+      else if (DPE0 && addr >= DPA2ADDR(DPA0L) && addr <= DPA2ADDR(DPA0L) && DPR0
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else if (DPE1 && addr >= DPA2ADDR(DPA1L) && addr <= DPA2ADDR(DPA1L) && DPR1
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else if (DPE2 && addr >= DPA2ADDR(DPA2L) && addr <= DPA2ADDR(DPA2L) && DPR2
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else if (DPE3 && addr >= DPA2ADDR(DPA3L) && addr <= DPA2ADDR(DPA3L) && DPR3
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else
+	{
+	  VMECR &= ~(VMECR_VMW | VMECR_VMX);
+	  VMECR |= VMECR_VMR;
+	  VMADR = addr;
+	  VMTID = TID;
+	  FEIC = 0x431;
+
+	  PC = 0x30;
+
+	  SignalException(sd);
+	  result = 0;
+	}
+    }
+
+  return result;
+}
+
+int mpu_store_mem_test(SIM_DESC sd, unsigned int addr, int size, int base_reg)
+{
+  int result = 1;
+
+  if (PSW & PSW_DMP)
+    {
+      if (addr >= PPA2ADDR(PPA & ~PPM) && addr <= DPA2ADDR(PPA | PPM))
+	{
+	  /* preifarallel area */
+	}
+      else if (addr >= PPA2ADDR(SPAL) && addr <= DPA2ADDR(SPAU))
+	{
+	  /* stack area */
+	}
+      else if (DPE0 && addr >= DPA2ADDR(DPA0L) && addr <= DPA2ADDR(DPA0L) && DPW0
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else if (DPE1 && addr >= DPA2ADDR(DPA1L) && addr <= DPA2ADDR(DPA1L) && DPW1
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else if (DPE2 && addr >= DPA2ADDR(DPA2L) && addr <= DPA2ADDR(DPA2L) && DPW2
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else if (DPE3 && addr >= DPA2ADDR(DPA3L) && addr <= DPA2ADDR(DPA3L) && DPW3
+	       && ((SPAL & SPAL_SPS) ? base_reg == SP_REGNO : 1))
+	{
+	  /* data area */
+	}
+      else
+	{
+	  if (addr >= PPA2ADDR(PPA & ~PPM) && addr <= DPA2ADDR(PPA | PPM))
+	    {
+	      FEIC = 0x432;
+	      VPTID = TID;
+	      VPADR = PC;
+#ifdef NOT_YET
+	      VIP_PP;
+	      VPECR;
+#endif	      
+	    }
+	  else
+	    {
+	      FEIC = 0x431;
+	      VMTID = TID;
+	      VMADR = VMECR;
+	      VMECR &= ~(VMECR_VMW | VMECR_VMX);
+	      VMECR |= VMECR_VMR;
+	      PC = 0x30;
+	    }
+	  result = 0;
+	}
+    }
+
+  return result;
+}
+
diff --git a/sim/v850/simops.h b/sim/v850/simops.h
index 750fb70..f18da2f 100644
--- a/sim/v850/simops.h
+++ b/sim/v850/simops.h
@@ -75,4 +75,51 @@ int OP_22007E0 (void);
 int OP_307F0 (void);
 int OP_107F0 (void);
 int OP_307E0 (void);
+
+int v850_float_compare(SIM_DESC sd, int cmp, sim_fpu wop1, sim_fpu wop2, int double_op_p);
+
+/* MEMORY ACCESS */
+unsigned32 load_data_mem(SIM_DESC sd, SIM_ADDR addr, int len);
+void store_data_mem(SIM_DESC sd, SIM_ADDR addr, int len, unsigned32 data);
+
+unsigned long Add32 (unsigned long a1, unsigned long a2, int * carry);
+
+/* FPU */
+
+/*
+  FPU: update FPSR flags
+  invalid, inexact, overflow, underflow
+ */
+
+extern void check_invalid_snan (SIM_DESC sd, sim_fpu_status, unsigned int);
+
+#define check_cvt_fi(sd, status, double_op_p)                   \
+        update_fpsr (sd, status, FPSR_XEV | FPSR_XEI, double_op_p)
+
+#define check_cvt_if(sd, status, double_op_p)                   \
+        update_fpsr (sd, status, FPSR_XEI, double_op_p)
+
+#define check_cvt_ff(sd, status, double_op_p)                   \
+        update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, double_op_p)
+
+extern void update_fpsr (SIM_DESC sd, sim_fpu_status, unsigned int, unsigned int);
+
+
+/*
+  Exception 
+ */
+void  SignalException (SIM_DESC sd);
+void  SignalExceptionFPE (SIM_DESC sd, unsigned int double_op_p);
+
+int mpu_load_mem_test (SIM_DESC sd, unsigned int addr, int len, int base_reg);
+int mpu_store_mem_test (SIM_DESC sd, unsigned int addr, int len, int base_reg);
+
+void v850_sar (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p);
+void v850_shl (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p);
+void v850_shr (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p);
+void v850_satadd (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p);
+void v850_satsub (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p);
+void v850_div (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p, unsigned int *op3p);
+void v850_divu (SIM_DESC sd, unsigned int op0, unsigned int op1, unsigned int *op2p, unsigned int *op3p);
+
 #endif
diff --git a/sim/v850/v850-dc b/sim/v850/v850-dc
index 29fa127..ffaa406 100644
--- a/sim/v850/v850-dc
+++ b/sim/v850/v850-dc
@@ -12,7 +12,9 @@
   switch,combine        :   4 :   0 :    :    :    :    1 : V,VII       :
   switch,combine        :   4 :   0 :    :    :    :    1 : V,XIII      : v850e
   switch,combine        :   4 :   0 :    :    :    :    1 : V,XIII      : v850e1
-
+  switch,combine        :   4 :   0 :    :    :    :    1 : V,XIII      : v850e2
+  switch,combine        :   4 :   0 :    :    :    :    1 : V,XIII      : v850e2v3
+  switch,combine        :  10 :   5 :    :    :    :    0 : F_I         : v850e2v3
 
 # for opcode 63, 127, 1087 et.al.
 
@@ -27,3 +29,28 @@
 # for opcode 66 - divh/break
 
   switch,combine        :   4 :   0 :    :    :    :    0 : I           :
+
+# for ilgop, macu
+  switch,combine        :  10 :   9 :    :    :    :    1 : X,XI        : v850e2
+  switch,combine        :  10 :   9 :    :    :    :    1 : X,XI        : v850e2v3
+
+#for cmovf.s, setf
+  switch,combine        :  10 :   10 :    :    :    :    1 :F_I,IX      : v850e2v3
+  
+# for cmovf.s trfsr
+  switch,combine        :  15 :   11 :    :    :    :    1 :F_I         : v850e2v3
+
+# for trncf.sw, cvtf.sw
+  switch,combine        :   0 :    0 :    :    :    :    0 :F_I         : v850e2v3
+  switch,combine        :   3 :    3 :    :    :    :    0 :F_I         : v850e2v3
+
+# for rsqrtf.s, sqrtf.s
+  switch,combine        :   1 :    1 :    :    :    :    0 :F_I         : v850e2v3
+
+# for maddf.s, trap 
+  switch,combine        :   8 :    8 :    :    :    :    1 :F_I,X       : v850e2v3
+  switch,combine        :  10 :   10 :    :    :    :    1 :F_I,X       : v850e2v3
+
+# for jr32 jarl32
+  switch,combine        :  4 :   0 :    :    :    :    0 :VI            : v850e2
+  switch,combine        :  4 :   0 :    :    :    :    0 :VI            : v850e2v3
diff --git a/sim/v850/v850.igen b/sim/v850/v850.igen
index c0382bc..9645d28 100644
--- a/sim/v850/v850.igen
+++ b/sim/v850/v850.igen
@@ -6,6 +6,7 @@
 :option:::format-names:XI,XII,XIII
 :option:::format-names:XIV,XV
 :option:::format-names:Z
+:option:::format-names:F_I
 
 
 :model:::v850:v850:
@@ -14,12 +15,22 @@
 :model:::v850e:v850e:
 :option:::multi-sim:true
 :model:::v850e1:v850e1:
+:option:::multi-sim:true
+:model:::v850e2:v850e2:
+:option:::multi-sim:true
+:model:::v850e2v3:v850e2v3:
 
 // Cache macros
 
 :cache:::unsigned:reg1:RRRRR:(RRRRR)
 :cache:::unsigned:reg2:rrrrr:(rrrrr)
 :cache:::unsigned:reg3:wwwww:(wwwww)
+:cache:::unsigned:reg4:W,WWWW:((W << 4) + WWWW)
+
+:cache:::unsigned:reg1e:RRRR:(RRRR << 1)
+:cache:::unsigned:reg2e:rrrr:(rrrr << 1)
+:cache:::unsigned:reg3e:wwww:(wwww << 1)
+:cache:::unsigned:reg4e:mmmm:(mmmm << 1)
 
 :cache:::unsigned:disp4:dddd:(dddd)
 :cache:::unsigned:disp5:dddd:(dddd << 1)
@@ -29,7 +40,10 @@
 :cache:::unsigned:disp9:ddddd,ddd:SEXT32 ((ddddd << 4) + (ddd << 1), 9 - 1)
 :cache:::unsigned:disp16:dddddddddddddddd:EXTEND16 (dddddddddddddddd)
 :cache:::unsigned:disp16:ddddddddddddddd: EXTEND16 (ddddddddddddddd << 1)
+:cache:::unsigned:disp17:d,ddddddddddddddd:SEXT32 (((d <<16) + (ddddddddddddddd << 1)), 17 - 1)
 :cache:::unsigned:disp22:dddddd,ddddddddddddddd: SEXT32 ((dddddd << 16) + (ddddddddddddddd << 1), 22 - 1)
+:cache:::unsigned:disp23:ddddddd,dddddddddddddddd: SEXT32 ((ddddddd) + (dddddddddddddddd << 7), 23 - 1)
+:cache:::unsigned:disp23:dddddd,dddddddddddddddd: SEXT32 ((dddddd << 1) + (dddddddddddddddd << 7), 23 - 1)
 
 :cache:::unsigned:imm5:iiiii:SEXT32 (iiiii, 4)
 :cache:::unsigned:imm6:iiiiii:iiiiii
@@ -46,6 +60,7 @@
 :cache:::unsigned:list18:LLLL,LLLLLLLLLLLL:((LLLL << 12) + LLLLLLLLLLLL)
 
 :cache:::unsigned:bit3:bbb:bbb
+:cache:::unsigned:bit4:bbbb:bbbb
 
 
 // What do we do with an illegal instruction?
@@ -58,8 +73,7 @@
 
 
 
-// Add
-
+// ADD
 rrrrr,001110,RRRRR:I:::add
 "add r<reg1>, r<reg2>"
 {
@@ -83,6 +97,20 @@ rrrrr,110000,RRRRR + iiiiiiiiiiiiiiii:VI:::addi
 
 
 
+// ADF
+rrrrr,111111,RRRRR + wwwww,011101,cccc!13,0:XI:::adf
+*v850e2
+*v850e2v3
+"adf %s<cccc>, r<reg1>, r<reg2>, r<reg3>"
+{
+  int cond = condition_met (cccc);
+  TRACE_ALU_INPUT3 (cond, GR[reg1], GR[reg2]);
+  GR[reg3] = GR[reg1] + GR[reg2] + (cond ? 1 : 0);
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+
+
 // AND
 rrrrr,001010,RRRRR:I:::and
 "and r<reg1>, r<reg2>"
@@ -153,12 +181,27 @@ ddddd,1011,ddd,cccc:III:::Bcond
   }
 }
 
+00000111111,d,cccc + ddddddddddddddd,1:VII:::Bcond
+"breakpoint":((disp17 == 0) && (cccc == 0x05))
+"b%s<cccc> <disp17>"
+*v850e2v3
+{
+  int cond;
+  cond = condition_met (cccc);
+  if (cond)
+    nia = cia + disp17;
+  TRACE_BRANCH_INPUT1 (cond);
+  TRACE_BRANCH_RESULT (nia);
+}
+
 
 
 // BSH
 rrrrr,11111100000 + wwwww,01101000010:XII:::bsh
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "bsh r<reg2>, r<reg3>"
 {
   unsigned32 value;
@@ -178,10 +221,14 @@ rrrrr,11111100000 + wwwww,01101000010:XII:::bsh
   TRACE_ALU_RESULT (GR[reg3]);
 }
 
+
+
 // BSW
 rrrrr,11111100000 + wwwww,01101000000:XII:::bsw
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "bsw r<reg2>, r<reg3>"
 {
 #define WORDHASNULLBYTE(x) (((x) - 0x01010101) & ~(x)&0x80808080)
@@ -204,10 +251,14 @@ rrrrr,11111100000 + wwwww,01101000000:XII:::bsw
   TRACE_ALU_RESULT (GR[reg3]);
 }
 
+
+
 // CALLT
 0000001000,iiiiii:II:::callt
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "callt <imm6>"
 {
   unsigned32 adr;
@@ -221,6 +272,55 @@ rrrrr,11111100000 + wwwww,01101000000:XII:::bsw
 }
 
 
+
+// CAXI
+rrrrr,111111,RRRRR + wwwww,00011101110:IX:::caxi
+*v850e2
+*v850e2v3
+"caxi [reg1], reg2, reg3"
+{
+  unsigned int z,s,cy,ov;
+  unsigned32 addr;
+  unsigned32 token,result;
+
+  addr = GR[reg1];
+
+  if (mpu_load_mem_test(sd, addr, 4, reg1) 
+      && mpu_store_mem_test(sd, addr, 4, reg1))
+    {
+      token = load_data_mem (sd, addr, 4);
+
+      TRACE_ALU_INPUT2 (token, GR[reg2]);
+
+      result = GR[reg2] - token;
+
+      z = (result == 0);
+      s = (result & 0x80000000);
+      cy = (GR[reg2] < token);
+      ov = ((GR[reg2] & 0x80000000) != (token & 0x80000000)
+	    && (GR[reg2] & 0x80000000) != (result & 0x80000000));
+
+      if (result == 0)
+	{
+	  store_data_mem (sd, addr, 4, GR[reg3]);
+	  GR[reg3] = token;
+	}
+      else
+	{
+	  store_data_mem (sd, addr, 4, token);
+	  GR[reg3] = token;
+	}
+  
+      /* Set condition codes.  */
+      PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
+      PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
+	      | (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0));
+
+      TRACE_ALU_RESULT1 (GR[reg3]);
+    }
+}
+
+
 // CLR1
 10,bbb,111110,RRRRR + dddddddddddddddd:VIII:::clr1
 "clr1 <bit3>, <disp16>[r<reg1>]"
@@ -231,16 +331,21 @@ rrrrr,11111100000 + wwwww,01101000000:XII:::bsw
 rrrrr,111111,RRRRR + 0000000011100100:IX:::clr1
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "clr1 r<reg2>, [r<reg1>]"
 {
   COMPAT_2 (OP_E407E0 ());
 }
 
 
+
 // CTRET
 0000011111100000 + 0000000101000100:X:::ctret
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "ctret"
 {
   nia  = (CTPC & ~1);
@@ -248,10 +353,14 @@ rrrrr,111111,RRRRR + 0000000011100100:IX:::clr1
   TRACE_BRANCH1 (PSW);
 }
 
+
+
 // CMOV
 rrrrr,111111,RRRRR + wwwww,011001,cccc,0:XI:::cmov
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "cmov %s<cccc>, r<reg1>, r<reg2>, r<reg3>"
 {
   int cond = condition_met (cccc);
@@ -263,6 +372,8 @@ rrrrr,111111,RRRRR + wwwww,011001,cccc,0:XI:::cmov
 rrrrr,111111,iiiii + wwwww,011000,cccc,0:XII:::cmov
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "cmov %s<cccc>, <imm5>, r<reg2>, r<reg3>"
 {
   int cond = condition_met (cccc);
@@ -271,6 +382,8 @@ rrrrr,111111,iiiii + wwwww,011000,cccc,0:XII:::cmov
   TRACE_ALU_RESULT (GR[reg3]);
 }
 
+
+
 // CMP
 rrrrr,001111,RRRRR:I:::cmp
 "cmp r<reg1>, r<reg2>"
@@ -301,6 +414,8 @@ rrrrr,010011,iiiii:II:::cmp
 0000011001,iiiii,L + LLLLLLLLLLL,RRRRR:XIII:::dispose
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "dispose <imm5>, <list12>":RRRRR == 0
 "dispose <imm5>, <list12>, [reg1]"
 {
@@ -329,10 +444,13 @@ rrrrr,010011,iiiii:II:::cmp
 }
 
 
+
 // DIV
 rrrrr,111111,RRRRR + wwwww,01011000000:XI:::div
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "div r<reg1>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_2C007E0 ());
@@ -390,6 +508,8 @@ rrrrr!0,000010,RRRRR!0:I:::divh
 rrrrr,111111,RRRRR + wwwww,01010000000:XI:::divh
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "divh r<reg1>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_28007E0 ());
@@ -400,6 +520,8 @@ rrrrr,111111,RRRRR + wwwww,01010000000:XI:::divh
 rrrrr,111111,RRRRR + wwwww,01010000010:XI:::divhu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "divhu r<reg1>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_28207E0 ());
@@ -410,12 +532,60 @@ rrrrr,111111,RRRRR + wwwww,01010000010:XI:::divhu
 rrrrr,111111,RRRRR + wwwww,01011000010:XI:::divu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "divu r<reg1>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_2C207E0 ());
 }
 
 
+// DIVQ
+rrrrr,111111,RRRRR + wwwww,01011111100:XI:::divq
+*v850e2
+*v850e2v3
+"divq r<reg1>, r<reg2>, r<reg3>"
+{
+  unsigned int quotient;
+  unsigned int remainder;
+  unsigned int divide_by;
+  unsigned int divide_this;
+
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+
+  divide_by   = GR[reg1];
+  divide_this = GR[reg2];
+  v850_div (sd, divide_by, divide_this, &quotient, &remainder);
+  GR[reg2] = quotient;
+  GR[reg3] = remainder;
+
+  TRACE_ALU_RESULT2 (GR[reg2], GR[reg3]);
+}
+
+
+// DIVQU
+rrrrr,111111,RRRRR + wwwww,01011111110:XI:::divqu
+*v850e2
+*v850e2v3
+"divq r<reg1>, r<reg2>, r<reg3>"
+{
+  unsigned int quotient;
+  unsigned int remainder;
+  unsigned int divide_by;
+  unsigned int divide_this;
+
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+  
+  divide_by   = GR[reg1];
+  divide_this = GR[reg2];
+  v850_divu (sd, divide_by, divide_this, &quotient, &remainder);
+  GR[reg2] = quotient;
+  GR[reg3] = remainder;
+
+  TRACE_ALU_RESULT2 (GR[reg2], GR[reg3]);
+}
+
+
 // EI
 1000011111100000 + 0000000101100000:X:::ei
 "ei"
@@ -425,6 +595,76 @@ rrrrr,111111,RRRRR + wwwww,01011000010:XI:::divu
 
 
 
+// EIRET
+0000011111100000 + 0000000101001000:X:::eiret
+"eiret"
+*v850e2
+*v850e2v3
+{
+  TRACE_ALU_INPUT1 (MPM & MPM_AUE);
+
+  nia = EIPC;	/* next PC */
+  if (MPM & MPM_AUE)
+    {
+      PSW = EIPSW;
+    }
+  else
+    {
+      PSW = (PSW & (PSW_NPV | PSW_DMP | PSW_IMP))
+	| (EIPSW & ~(PSW_NPV | PSW_DMP | PSW_IMP));
+    }
+
+  TRACE_ALU_RESULT1 (PSW);
+  TRACE_BRANCH_RESULT (nia);
+}
+
+
+
+// FERET
+0000011111100000 + 0000000101001010:X:::feret
+"feret"
+*v850e2
+*v850e2v3
+{
+  TRACE_ALU_INPUT1 (MPM & MPM_AUE);
+
+  nia = FEPC;	/* next PC */
+  if (MPM & MPM_AUE)
+    {
+      PSW = FEPSW;
+    }
+  else
+    {
+      PSW = (PSW & (PSW_NPV | PSW_DMP | PSW_IMP))
+	| (FEPSW & ~(PSW_NPV | PSW_DMP | PSW_IMP));
+    }
+
+  TRACE_ALU_RESULT1 (PSW);
+  TRACE_BRANCH_RESULT (nia);
+}
+
+
+// FETRAP
+0,bbbb!0,00001000000:I:::fetrap
+"fetrap"
+*v850e2
+*v850e2v3
+{
+  TRACE_ALU_INPUT0 ();
+
+  FEPC = PC + 2;
+  FEPSW = PSW;
+  ECR &= ~ECR_FECC;
+  ECR |= (0x30 + bit4) << 16;
+  FEIC = 0x30 + bit4;
+  PSW |= PSW_EP | PSW_ID | PSW_NP;
+  nia = 0x30;	/* next PC */
+
+  TRACE_ALU_RESULT1 (PSW);
+  TRACE_BRANCH_RESULT (nia);
+}
+
+
 // HALT
 0000011111100000 + 0000000100100000:X:::halt
 "halt"
@@ -434,10 +674,33 @@ rrrrr,111111,RRRRR + wwwww,01011000010:XI:::divu
 
 
 
+// HSH
+rrrrr,11111100000 + wwwww,01101000110:XII:::hsh
+*v850e2
+*v850e2v3
+"hsh r<reg2>, r<reg3>"
+{
+  unsigned32 value;
+  TRACE_ALU_INPUT1 (GR[reg2]);
+
+  value = 0xffff & GR[reg2];
+  GR[reg3] = GR[reg2];
+
+  PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
+
+  if (value == 0) { PSW |= PSW_Z; PSW |= PSW_CY; }
+  if (value & 0x80000000) PSW |= PSW_S;
+
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+
 // HSW
 rrrrr,11111100000 + wwwww,01101000100:XII:::hsw
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "hsw r<reg2>, r<reg3>"
 {
   unsigned32 value;
@@ -469,6 +732,16 @@ rrrrr!0,11110,dddddd + ddddddddddddddd,0:V:::jarl
   TRACE_BRANCH1 (GR[reg2]);
 }
 
+00000010111,RRRRR!0 + iiiiiiiiiiiiiiii + IIIIIIIIIIIIIIII:VI:::jarl32
+*v850e2
+*v850e2v3
+"jarl <imm32>, r<reg1>"
+{
+  GR[reg1] = nia;
+  nia = (cia + imm32) & ~1;
+
+  TRACE_BRANCH_RESULT (nia);
+}
 
 
 // JMP
@@ -479,6 +752,15 @@ rrrrr!0,11110,dddddd + ddddddddddddddd,0:V:::jarl
   TRACE_BRANCH0 ();
 }
 
+00000110111,RRRRR + iiiiiiiiiiiiiiii + IIIIIIIIIIIIIIII:VI:::jmp32
+*v850e2
+*v850e2v3
+"jmp <imm32>[r<reg1>]"
+{
+  nia = (GR[reg1] + imm32) & ~1;
+
+  TRACE_BRANCH_RESULT (nia);
+}
 
 
 // JR
@@ -490,6 +772,17 @@ rrrrr!0,11110,dddddd + ddddddddddddddd,0:V:::jarl
 }
 
 
+// JR32
+00000010111,00000 + iiiiiiiiiiiiiiii + IIIIIIIIIIIIIIII:VI:::jr32
+*v850e2
+*v850e2v3
+"jr <imm32>"
+{
+  nia = (cia + imm32) & ~1;
+
+  TRACE_BRANCH_RESULT (nia);
+}
+
 
 // LD
 rrrrr,111000,RRRRR + dddddddddddddddd:VII:::ld.b
@@ -498,47 +791,368 @@ rrrrr,111000,RRRRR + dddddddddddddddd:VII:::ld.b
   COMPAT_2 (OP_700 ());
 }
 
+00000111100,RRRRR+wwwww,ddddddd,0101+dddddddddddddddd:XIV:::ld.b
+"ld.b <disp23>[r<reg1>], r<reg3>"
+*v850e2v3
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  unsigned32 result = EXTEND8 (load_data_mem (sd, addr, 1));
+  GR[reg3] = result;
+  TRACE_LD (addr, result);
+}
+
 rrrrr,111001,RRRRR + ddddddddddddddd,0:VII:::ld.h
 "ld.h <disp16>[r<reg1>], r<reg2>"
 {
   COMPAT_2 (OP_720 ());
 }
 
+00000111100,RRRRR+wwwww,dddddd,00111+dddddddddddddddd:XIV:::ld.h
+*v850e2v3
+"ld.h <disp23>[r<reg1>], r<reg3>"
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  unsigned32 result = EXTEND16 (load_data_mem (sd, addr, 2));
+  GR[reg3] = result;
+  TRACE_LD (addr, result);
+}
+
 rrrrr,111001,RRRRR + ddddddddddddddd,1:VII:::ld.w
 "ld.w <disp16>[r<reg1>], r<reg2>"
 {
   COMPAT_2 (OP_10720 ());
 }
 
+00000111100,RRRRR+wwwww,dddddd,01001+dddddddddddddddd:XIV:::ld.w
+*v850e2v3
+"ld.w <disp23>[r<reg1>], r<reg3>"
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  unsigned32 result = load_data_mem (sd, addr, 4);
+  GR[reg3] = result;
+  TRACE_LD (addr, result);
+}
+
 rrrrr!0,11110,b,RRRRR + ddddddddddddddd,1:VII:::ld.bu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "ld.bu <disp16>[r<reg1>], r<reg2>"
 {
   COMPAT_2 (OP_10780 ());
 }
 
+00000111101,RRRRR+wwwww,ddddddd,0101+dddddddddddddddd:XIV:::ld.bu
+*v850e2v3
+"ld.bu <disp23>[r<reg1>], r<reg3>"
+{ 
+  unsigned32 addr = GR[reg1] + disp23;
+  unsigned32 result = load_data_mem (sd, addr, 1);
+  GR[reg3] = result;
+  TRACE_LD (addr, result);
+}
+
 rrrrr!0,111111,RRRRR + ddddddddddddddd,1:VII:::ld.hu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "ld.hu <disp16>[r<reg1>], r<reg2>"
 {
   COMPAT_2 (OP_107E0 ());
 }
 
+00000111101,RRRRR+wwwww,dddddd,00111+dddddddddddddddd:XIV:::ld.hu
+*v850e2v3
+"ld.hu <disp23>[r<reg1>], r<reg3>"
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  unsigned32 result = load_data_mem (sd, addr, 2);
+  GR[reg3] = result;
+  TRACE_LD (addr, result);
+}
+
+
 
 // LDSR
 regID,111111,RRRRR + 0000000000100000:IX:::ldsr
 "ldsr r<reg1>, s<regID>"
 {
+  uint32 sreg = GR[reg1];
   TRACE_ALU_INPUT1 (GR[reg1]);
   
-  if (&PSW == &SR[regID])
-    PSW = (GR[reg1] & (CPU)->psw_mask);
+   if ((idecode_issue == idecode_v850e2_issue
+       || idecode_issue == idecode_v850e2v3_issue)
+      && regID < 28)
+    {
+      int protect_p = (PSW & PSW_NPV) ? 1 : 0;
+
+      
+      switch (BSEL & 0xffff)
+	{
+	case 0x0000:
+	  if ((PSW & PSW_NPV)
+	      && ((regID >= 8 && regID <= 12)
+		  || (regID >= 22 && regID <= 27)
+		  || regID == PSW_REGNO))
+	    {
+	      protect_p = 0;
+	    }
+	  break;
+	case 0x1000:	/* MPU0 */
+	  break;
+	case 0x1001:	/* MPU1 */
+	  break;
+	case 0x2000:	/* FPU */
+	  if ((PSW & PSW_NPV)
+	      && ((/* regID >= 0 && */ regID <= 5)
+		  || regID == 8 
+		  || regID == 9 
+		  || regID == 10 
+		  || (regID >= 11 && regID <= 26)))
+	    {
+	      protect_p = 0;
+	    }
+	  break;
+	case 0xff00:
+	  if ((PSW & PSW_NPV)
+	       && (regID == 6 
+		   || regID == 7 
+		   || regID == 8 
+		   || regID == 9 
+		   || regID == 10 
+		   || (regID >= 11 && regID <= 15)
+		   || regID == 18 
+		   || regID == 19 
+		   || (regID >= 21 && regID <= 27)))
+	    {
+	      protect_p = 0;
+	    }
+	  break;
+	case 0xffff:
+	  if ((PSW & PSW_NPV)
+	       && (regID == 6 
+		   || regID == 7 
+		   || regID == 8 
+		   || regID == 9 
+		   || regID == 10 
+		   || regID == 11 
+		   || regID == 12 
+		   || regID == 15 
+		   || regID == 18 
+		   || regID == 19 
+		   || (regID >= 21 && regID <= 27)))
+	    {
+	      protect_p = 0;
+	    }
+	  break;
+	}
+
+      if (!protect_p)
+	{
+	  switch (BSEL & 0xffff)
+	    {
+	    case 0x0000:
+	    case 0xff00:	/* user0 bank */
+	    case 0xffff:	/* user1 bank */
+	      if(regID == PSW_REGNO)
+		{
+		  SR[regID] = sreg & ((PSW & PSW_NPV) ? 0xf : ~0);
+		}
+	      else
+		{
+		  SR[regID] = sreg;
+		}
+	      break;
+	    case 0x1000:
+	      MPU0_SR[regID] = sreg;
+	      break;
+	    case 0x1001:
+	      if (regID == MPC_REGNO)
+		{
+		  PPC &= ~PPC_PPE;
+		  SPAL &= ~SPAL_SPE;
+		  IPA0L &= ~IPA_IPE;
+		  IPA1L &= ~IPA_IPE;
+		  IPA2L &= ~IPA_IPE;
+		  IPA3L &= ~IPA_IPE;
+		  DPA0L &= ~DPA_DPE;
+		  DPA1L &= ~DPA_DPE;
+		  DCC &= ~(DCC_DCE0 | DCC_DCE1);
+		}
+	      else
+		{
+		  MPU1_SR[regID] = sreg;
+		}
+	      break;
+	    case 0x2000:	/* FPU */
+	      if (regID == FPST_REGNO)
+		{
+		  unsigned int val = FPSR & ~(FPSR_PR | FPSR_XC | FPSR_XP);
+	      
+		  val |= ((sreg & FPST_PR) ? FPSR_PR : 0)
+		    | ((sreg & FPST_XCE) ? FPSR_XCE : 0)
+		    | ((sreg & FPST_XCV) ? FPSR_XCV : 0)
+		    | ((sreg & FPST_XCZ) ? FPSR_XCZ : 0)
+		    | ((sreg & FPST_XCO) ? FPSR_XCO : 0)
+		    | ((sreg & FPST_XCU) ? FPSR_XCU : 0)
+		    | ((sreg & FPST_XCI) ? FPSR_XCI : 0)
+		    | ((sreg & FPST_XPV) ? FPSR_XPV : 0)
+		    | ((sreg & FPST_XPZ) ? FPSR_XPZ : 0)
+		    | ((sreg & FPST_XPO) ? FPSR_XPO : 0)
+		    | ((sreg & FPST_XPU) ? FPSR_XPU : 0)
+		    | ((sreg & FPST_XPI) ? FPSR_XPI : 0);
+		  FPSR = val;
+		}
+	      else if (regID == FPCFG_REGNO)
+		{
+		  unsigned int val = FPSR & ~(FPSR_RM | FPSR_XE);
+
+		  val |= (((sreg & FPCFG_RM) >> 7) << 18)
+		    | ((sreg & FPCFG_XEV) ? FPSR_XEV : 0)
+		    | ((sreg & FPCFG_XEZ) ? FPSR_XEZ : 0)
+		    | ((sreg & FPCFG_XEO) ? FPSR_XEO : 0)
+		    | ((sreg & FPCFG_XEU) ? FPSR_XEU : 0)
+		    | ((sreg & FPCFG_XEI) ? FPSR_XEI : 0);
+		  FPSR = val;
+		}
+
+	      FPU_SR[regID] = sreg;
+	      break;
+	    }
+	}
+    }
   else
-    SR[regID] = GR[reg1];
+    {
+      SR[regID] = sreg;
+    }
+ 
+  TRACE_ALU_RESULT (sreg);
+}
+
+
+
+// MAC
+rrrrr,111111,RRRRR + wwww,0011110,mmmm,0:XI:::mac
+*v850e2
+*v850e2v3
+"mac r<reg1>, r<reg2>, r<reg3e>, r<reg4e>"
+{
+  unsigned long op0;
+  unsigned long op1;
+  unsigned long op2;
+  unsigned long op2hi;
+  unsigned long lo;
+  unsigned long mid1;
+  unsigned long mid2;
+  unsigned long hi;
+  unsigned long RdLo;
+  unsigned long RdHi;
+  int           carry;
+  bfd_boolean sign;
+
+  op0 = GR[reg1];
+  op1 = GR[reg2];
+  op2 = GR[reg3e];
+  op2hi = GR[reg3e+1];
+
+  TRACE_ALU_INPUT4 (op0, op1, op2, op2hi);
+
+  sign = (op0 ^ op1) & 0x80000000;
+	  
+  if (((signed long) op0) < 0)
+    op0 = - op0;
+	  
+  if (((signed long) op1) < 0)
+    op1 = - op1;
+      
+  /* We can split the 32x32 into four 16x16 operations. This ensures
+     that we do not lose precision on 32bit only hosts: */
+  lo   = ( (op0        & 0xFFFF) *  (op1        & 0xFFFF));
+  mid1 = ( (op0        & 0xFFFF) * ((op1 >> 16) & 0xFFFF));
+  mid2 = (((op0 >> 16) & 0xFFFF) *  (op1        & 0xFFFF));
+  hi   = (((op0 >> 16) & 0xFFFF) * ((op1 >> 16) & 0xFFFF));
   
-  TRACE_ALU_RESULT (SR[regID]);
+  /* We now need to add all of these results together, taking care
+     to propogate the carries from the additions: */
+  RdLo = Add32 (lo, (mid1 << 16), & carry);
+  RdHi = carry;
+  RdLo = Add32 (RdLo, (mid2 << 16), & carry);
+  RdHi += (carry + ((mid1 >> 16) & 0xFFFF) + ((mid2 >> 16) & 0xFFFF) + hi);
+
+  if (sign)
+    {
+      RdLo = ~ RdLo;
+      RdHi = ~ RdHi;
+      if (RdLo == 0xFFFFFFFF)
+	{
+	  RdLo = 0;
+	  RdHi += 1;
+	}
+      else
+	RdLo += 1;
+    }
+
+  RdLo = Add32 (RdLo, op2, & carry);
+  RdHi += carry + op2hi; 
+
+  /* Store the result and condition codes.  */
+  GR[reg4e] = RdLo;
+  GR[reg4e + 1 ] = RdHi;
+
+  TRACE_ALU_RESULT2 (RdLo, RdHi);
+}
+
+
+
+// MACU
+rrrrr,111111,RRRRR + wwww,0011111,mmmm,0:XI:::macu
+*v850e2
+*v850e2v3
+"macu r<reg1>, r<reg2>, r<reg3e>, r<reg4e>"
+{
+  unsigned long op0;
+  unsigned long op1;
+  unsigned long op2;
+  unsigned long op2hi;
+  unsigned long lo;
+  unsigned long mid1;
+  unsigned long mid2;
+  unsigned long hi;
+  unsigned long RdLo;
+  unsigned long RdHi;
+  int           carry;
+  
+  op0 = GR[reg1];
+  op1 = GR[reg2];
+  op2 = GR[reg3e];
+  op2hi = GR[reg3e + 1];
+
+  TRACE_ALU_INPUT4 (op0, op1, op2, op2hi);
+
+  /* We can split the 32x32 into four 16x16 operations. This ensures
+     that we do not lose precision on 32bit only hosts: */
+  lo   = ( (op0        & 0xFFFF) *  (op1        & 0xFFFF));
+  mid1 = ( (op0        & 0xFFFF) * ((op1 >> 16) & 0xFFFF));
+  mid2 = (((op0 >> 16) & 0xFFFF) *  (op1        & 0xFFFF));
+  hi   = (((op0 >> 16) & 0xFFFF) * ((op1 >> 16) & 0xFFFF));
+  
+  /* We now need to add all of these results together, taking care
+     to propogate the carries from the additions: */
+  RdLo = Add32 (lo, (mid1 << 16), & carry);
+  RdHi = carry;
+  RdLo = Add32 (RdLo, (mid2 << 16), & carry);
+  RdHi += (carry + ((mid1 >> 16) & 0xFFFF) + ((mid2 >> 16) & 0xFFFF) + hi);
+
+  RdLo = Add32 (RdLo, op2, & carry);
+  RdHi += carry + op2hi; 
+
+  /* Store the result and condition codes.  */
+  GR[reg4e] = RdLo;
+  GR[reg4e+1] = RdHi;
+
+  TRACE_ALU_RESULT2 (RdLo, RdHi);
 }
 
 
@@ -552,7 +1166,6 @@ rrrrr!0,000000,RRRRR:I:::mov
   TRACE_ALU_RESULT (GR[reg2]);
 }
 
-
 rrrrr!0,010000,iiiii:II:::mov
 "mov <imm5>, r<reg2>"
 {
@@ -562,6 +1175,8 @@ rrrrr!0,010000,iiiii:II:::mov
 00000110001,RRRRR + iiiiiiiiiiiiiiii + IIIIIIIIIIIIIIII:VI:::mov
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "mov <imm32>, r<reg1>"
 {
   SAVE_2;
@@ -596,6 +1211,8 @@ rrrrr!0,110010,RRRRR + iiiiiiiiiiiiiiii:VI:::movhi
 rrrrr,111111,RRRRR + wwwww,01000100000:XI:::mul
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "mul r<reg1>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_22007E0 ());
@@ -604,6 +1221,8 @@ rrrrr,111111,RRRRR + wwwww,01000100000:XI:::mul
 rrrrr,111111,iiiii + wwwww,01001,IIII,00:XII:::mul
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "mul <imm9>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_24007E0 ());
@@ -638,6 +1257,8 @@ rrrrr!0,110111,RRRRR + iiiiiiiiiiiiiiii:VI:::mulhi
 rrrrr,111111,RRRRR + wwwww,01000100010:XI:::mulu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "mulu r<reg1>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_22207E0 ());
@@ -646,6 +1267,8 @@ rrrrr,111111,RRRRR + wwwww,01000100010:XI:::mulu
 rrrrr,111111,iiiii + wwwww,01001,IIII,10:XII:::mulu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "mulu <imm9>, r<reg2>, r<reg3>"
 {
   COMPAT_2 (OP_24207E0 ());
@@ -681,6 +1304,8 @@ rrrrr,000001,RRRRR:I:::not
 rrrrr,111111,RRRRR + 0000000011100010:IX:::not1
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "not1 r<reg2>, r<reg1>"
 {
   COMPAT_2 (OP_E207E0 ());
@@ -710,6 +1335,8 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori
 0000011110,iiiii,L + LLLLLLLLLLL,00001:XIII:::prepare
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "prepare <list12>, <imm5>"
 {
   int  i;
@@ -735,6 +1362,8 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori
 0000011110,iiiii,L + LLLLLLLLLLL,00011:XIII:::prepare00
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "prepare <list12>, <imm5>, sp"
 {
   COMPAT_2 (OP_30780 ());
@@ -743,6 +1372,8 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori
 0000011110,iiiii,L + LLLLLLLLLLL,01011 + iiiiiiiiiiiiiiii:XIII:::prepare01
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "prepare <list12>, <imm5>, <uimm16>"
 {
   COMPAT_2 (OP_B0780 ());
@@ -751,6 +1382,8 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori
 0000011110,iiiii,L + LLLLLLLLLLL,10011 + iiiiiiiiiiiiiiii:XIII:::prepare10
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "prepare <list12>, <imm5>, <uimm16>"
 {
   COMPAT_2 (OP_130780 ());
@@ -759,6 +1392,8 @@ rrrrr,110100,RRRRR + iiiiiiiiiiiiiiii:VI:::ori
 0000011110,iiiii,L + LLLLLLLLLLL,11011 + iiiiiiiiiiiiiiii + dddddddddddddddd:XIII:::prepare11
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "prepare <list12>, <imm5>, <uimm32>"
 {
   COMPAT_2 (OP_1B0780 ());
@@ -803,12 +1438,23 @@ rrrrr,010101,iiiii:II:::sar
   COMPAT_1 (OP_2A0 ());
 }
 
+rrrrr,111111,RRRRR + wwwww,00010100010:XI:::sar
+*v850e2
+*v850e2v3
+"sar r<reg1>, r<reg2>, r<reg3>"
+{
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+  v850_sar(sd, GR[reg1], GR[reg2], &GR[reg3]); 
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
 
 
 // SASF
 rrrrr,1111110,cccc + 0000001000000000:IX:::sasf
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "sasf %s<cccc>, r<reg2>"
 {
   COMPAT_2 (OP_20007E0 ());
@@ -816,7 +1462,6 @@ rrrrr,1111110,cccc + 0000001000000000:IX:::sasf
 
 
 
-
 // SATADD
 rrrrr!0,000110,RRRRR:I:::satadd
 "satadd r<reg1>, r<reg2>"
@@ -830,6 +1475,16 @@ rrrrr!0,010001,iiiii:II:::satadd
   COMPAT_1 (OP_220 ());
 }
 
+rrrrr,111111,RRRRR + wwwww,01110111010:XI:::satadd
+*v850e2
+*v850e2v3
+"satadd r<reg1>, r<reg2>, r<reg3>"
+{
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+  v850_satadd (sd, GR[reg1], GR[reg2], &GR[reg3]);
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
 
 
 // SATSUB
@@ -839,6 +1494,16 @@ rrrrr!0,000101,RRRRR:I:::satsub
   COMPAT_1 (OP_A0 ());
 }
 
+rrrrr,111111,RRRRR + wwwww,01110011010:XI:::satsub
+*v850e2
+*v850e2v3
+"satsub r<reg1>, r<reg2>, r<reg3>"
+{
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+  v850_satsub (sd, GR[reg1], GR[reg2], &GR[reg3]);
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
 
 
 // SATSUBI
@@ -859,6 +1524,234 @@ rrrrr!0,000100,RRRRR:I:::satsubr
 
 
 
+//SBF
+rrrrr,111111,RRRRR + wwwww,011100,cccc!13,0:XI:::sbf
+*v850e2
+*v850e2v3
+"sbf %s<cccc>, r<reg1>, r<reg2>, r<reg3>"
+{
+  int cond = condition_met (cccc);
+  TRACE_ALU_INPUT3 (cond, GR[reg1], GR[reg2]);
+  GR[reg3] = GR[reg2] - GR[reg1] - (cond ? 1 : 0);
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+
+
+// SCH0L
+rrrrr,11111100000 + wwwww,01101100100:IX:::sch0l
+*v850e2
+*v850e2v3
+"sch0l r<reg2>, r<reg3>"
+{
+  unsigned int pos, op0;
+
+  TRACE_ALU_INPUT1 (GR[reg2]);
+
+  op0 = GR[reg2];
+
+  if (op0 == 0xffffffff)
+    {
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW |= PSW_Z;
+      pos = 0;
+    }
+  else if (op0 == 0xfffffffe)
+    {
+      PSW |= PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+      pos = 32;
+    }
+  else
+    {
+      pos = 1;
+      while (op0 & 0x80000000) 
+	{
+	  op0 <<= 1; 
+	  pos++;
+	}
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+    }
+
+  GR[reg3] = pos;
+
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+
+
+// SCH0R
+rrrrr,11111100000 + wwwww,01101100000:IX:::sch0r
+*v850e2
+*v850e2v3
+"sch0r r<reg2>, r<reg3>"
+{
+  unsigned int pos, op0;
+
+  TRACE_ALU_INPUT1 (GR[reg2]);
+
+  op0 = GR[reg2];
+
+  if (op0 == 0xffffffff)
+    {
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW |= PSW_Z;
+      pos = 0;
+    }
+  else if (op0 == 0x7fffffff)
+    {
+      PSW |= PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+      pos = 32;
+    }
+  else
+    {
+      pos = 1;
+      while (op0 & 0x00000001) 
+	{
+	  op0 >>= 1; 
+	  pos++;
+	}
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+    }
+
+  GR[reg3] = pos;
+
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+// SCH1L
+rrrrr,11111100000 + wwwww,01101100110:IX:::sch1l
+*v850e2
+*v850e2v3
+"sch1l r<reg2>, r<reg3>"
+{
+  unsigned int pos, op0;
+
+  TRACE_ALU_INPUT1 (GR[reg2]);
+
+  op0 = GR[reg2];
+
+  if (op0 == 0x00000000)
+    {
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW |= PSW_Z;
+      pos = 0;
+    }
+  else if (op0 == 0x00000001)
+    {
+      PSW |= PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+      pos = 32;
+    }
+  else
+    {
+      pos = 1;
+      while (!(op0 & 0x80000000)) 
+	{
+	  op0 <<= 1; 
+	  pos++;
+	}
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+    }
+
+  GR[reg3] = pos;
+
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+// SCH1R
+rrrrr,11111100000 + wwwww,01101100010:IX:::sch1r
+*v850e2
+*v850e2v3
+"sch1r r<reg2>, r<reg3>"
+{
+  unsigned int pos, op0;
+
+  TRACE_ALU_INPUT1 (GR[reg2]);
+
+  op0 = GR[reg2];
+
+  if (op0 == 0x00000000)
+    {
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW |= PSW_Z;
+      pos = 0;
+    }
+  else if (op0 == 0x80000000)
+    {
+      PSW |= PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+      pos = 32;
+    }
+  else
+    {
+      pos = 1;
+      while (!(op0 & 0x00000001)) 
+	{
+	  op0 >>= 1;
+	  pos++;
+	}
+      PSW &= ~PSW_CY;
+      PSW &= ~PSW_OV;
+      PSW &= ~PSW_S;
+      PSW &= ~PSW_Z;
+    }
+
+  GR[reg3] = pos;
+
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+//SHL
+rrrrr,111111,RRRRR + wwwww,00011000010:XI:::shl
+*v850e2
+*v850e2v3
+"shl r<reg1>, r<reg2>, r<reg3>"
+{
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+  v850_shl(sd, GR[reg1], GR[reg2], &GR[reg3]);
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+//SHR
+rrrrr,111111,RRRRR + wwwww,00010000010:XI:::shr
+*v850e2
+*v850e2v3
+"shr r<reg1>, r<reg2>, r<reg3>"
+{
+  TRACE_ALU_INPUT2 (GR[reg1], GR[reg2]);
+  v850_shr(sd, GR[reg1], GR[reg2], &GR[reg3]);
+  TRACE_ALU_RESULT1 (GR[reg3]);
+}
+
+
+
 // SETF
 rrrrr,1111110,cccc + 0000000000000000:IX:::setf
 "setf %s<cccc>, r<reg2>"
@@ -878,6 +1771,8 @@ rrrrr,1111110,cccc + 0000000000000000:IX:::setf
 rrrrr,111111,RRRRR + 0000000011100000:IX:::set1
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "set1 r<reg2>, [r<reg1>]"
 {
   COMPAT_2 (OP_E007E0 ());
@@ -966,6 +1861,8 @@ rrrrr,1010,dddddd,0:IV:::sld.w
 rrrrr!0,0000110,dddd:IV:::sld.bu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "sld.b <disp4>[ep], r<reg2>":(PSW & PSW_US)
 "sld.bu <disp4>[ep], r<reg2>"
 {
@@ -987,6 +1884,8 @@ rrrrr!0,0000110,dddd:IV:::sld.bu
 rrrrr!0,0000111,dddd:IV:::sld.hu
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "sld.h <disp5>[ep], r<reg2>":(PSW & PSW_US)
 "sld.hu <disp5>[ep], r<reg2>"
 {
@@ -1005,6 +1904,8 @@ rrrrr!0,0000111,dddd:IV:::sld.hu
     }
 }
 
+
+
 // SST
 rrrrr,0111,ddddddd:IV:::sst.b
 "sst.b r<reg2>, <disp7>[ep]"
@@ -1031,24 +1932,108 @@ rrrrr,111010,RRRRR + dddddddddddddddd:VII:::st.b
   COMPAT_2 (OP_740 ());
 }
 
+00000111100,RRRRR + wwwww,ddddddd,1101 + dddddddddddddddd:XIV:::st.b
+*v850e2v3
+"st.b r<reg3>, <disp23>[r<reg1>]"
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  store_data_mem (sd, addr, 1, GR[reg3]);
+  TRACE_ST (addr, GR[reg3]);
+}
+
 rrrrr,111011,RRRRR + ddddddddddddddd,0:VII:::st.h
 "st.h r<reg2>, <disp16>[r<reg1>]"
 {
   COMPAT_2 (OP_760 ());
 }
 
+00000111101,RRRRR+wwwww,dddddd,01101+dddddddddddddddd:XIV:::st.h
+*v850e2v3
+"st.h r<reg3>, <disp23>[r<reg1>]"
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  store_data_mem (sd, addr, 2, GR[reg3]);
+  TRACE_ST (addr, GR[reg3]);
+}
+
 rrrrr,111011,RRRRR + ddddddddddddddd,1:VII:::st.w
 "st.w r<reg2>, <disp16>[r<reg1>]"
 {
   COMPAT_2 (OP_10760 ());
 }
 
+00000111100,RRRRR+wwwww,dddddd,01111+dddddddddddddddd:XIV:::st.w
+*v850e2v3
+"st.w r<reg3>, <disp23>[r<reg1>]"
+{
+  unsigned32 addr = GR[reg1] + disp23;
+  store_data_mem (sd, addr, 4, GR[reg3]);
+  TRACE_ST (addr, GR[reg3]);
+}
+
+
 // STSR
 rrrrr,111111,regID + 0000000001000000:IX:::stsr
 "stsr s<regID>, r<reg2>"
 {
-  TRACE_ALU_INPUT1 (SR[regID]);
-  GR[reg2] = SR[regID];
+  uint32 sreg = 0;
+
+  if ((idecode_issue == idecode_v850e2_issue
+       || idecode_issue == idecode_v850e2v3_issue)
+      && regID < 28)
+    {
+      switch (BSEL & 0xffff)
+	{
+	case 0x0000:
+	case 0xff00:	/* USER 0 */
+	case 0xffff:	/* USER 1 */
+	  sreg = SR[regID];
+	  break;
+	case 0x1000:
+	  sreg = MPU0_SR[regID];
+	  break;
+	case 0x1001:
+	  sreg = MPU1_SR[regID];
+	  break;
+	case 0x2000:
+	  if (regID == FPST_REGNO)
+	    {
+	      sreg = ((FPSR & FPSR_PR) ? FPST_PR : 0)
+		| ((FPSR & FPSR_XCE) ? FPST_XCE : 0)
+		| ((FPSR & FPSR_XCV) ? FPST_XCV : 0)
+		| ((FPSR & FPSR_XCZ) ? FPST_XCZ : 0)
+		| ((FPSR & FPSR_XCO) ? FPST_XCO : 0)
+		| ((FPSR & FPSR_XCU) ? FPST_XCU : 0)
+		| ((FPSR & FPSR_XCI) ? FPST_XCI : 0)
+		| ((FPSR & FPSR_XPV) ? FPST_XPV : 0)
+		| ((FPSR & FPSR_XPZ) ? FPST_XPZ : 0)
+		| ((FPSR & FPSR_XPO) ? FPST_XPO : 0)
+		| ((FPSR & FPSR_XPU) ? FPST_XPU : 0)
+		| ((FPSR & FPSR_XPI) ? FPST_XPI : 0);
+	    }
+	  else if (regID == FPCFG_REGNO)
+	    {
+	      sreg = (((FPSR & FPSR_RM) >> 18) << 7)
+		| ((FPSR & FPSR_XEV) ? FPCFG_XEV : 0)
+		| ((FPSR & FPSR_XEZ) ? FPCFG_XEZ : 0)
+		| ((FPSR & FPSR_XEO) ? FPCFG_XEO : 0)
+		| ((FPSR & FPSR_XEU) ? FPCFG_XEU : 0)
+		| ((FPSR & FPSR_XEI) ? FPCFG_XEI : 0);
+	    }
+	  else
+	    {
+	      sreg = FPU_SR[regID];
+	    }
+	  break;
+	}
+    }
+  else
+    {
+      sreg = SR[regID];
+    }
+
+  TRACE_ALU_INPUT1 (sreg);
+  GR[reg2] = sreg;
   TRACE_ALU_RESULT (GR[reg2]);
 }
 
@@ -1070,6 +2055,8 @@ rrrrr,001100,RRRRR:I:::subr
 00000000010,RRRRR:I:::switch
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "switch r<reg1>"
 {
   unsigned long adr;
@@ -1084,6 +2071,8 @@ rrrrr,001100,RRRRR:I:::subr
 00000000101,RRRRR:I:::sxb
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "sxb r<reg1>"
 {
   TRACE_ALU_INPUT1 (GR[reg1]);
@@ -1095,6 +2084,8 @@ rrrrr,001100,RRRRR:I:::subr
 00000000111,RRRRR:I:::sxh
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "sxh r<reg1>"
 {
   TRACE_ALU_INPUT1 (GR[reg1]);
@@ -1126,6 +2117,8 @@ rrrrr,001011,RRRRR:I:::tst
 rrrrr,111111,RRRRR + 0000000011100110:IX:::tst1
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "tst1 r<reg2>, [r<reg1>]"
 {
   COMPAT_2 (OP_E607E0 ());
@@ -1149,6 +2142,8 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori
 00000000100,RRRRR:I:::zxb
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "zxb r<reg1>"
 {
   TRACE_ALU_INPUT1 (GR[reg1]);
@@ -1160,6 +2155,8 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori
 00000000110,RRRRR:I:::zxh
 *v850e
 *v850e1
+*v850e2
+*v850e2v3
 "zxh r<reg1>"
 {
   TRACE_ALU_INPUT1 (GR[reg1]);
@@ -1178,6 +2175,8 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori
 
 11111,000010,00000:I:::dbtrap
 *v850e1
+*v850e2
+*v850e2v3
 "dbtrap"
 {
   DBPC = cia + 2;
@@ -1197,9 +2196,1069 @@ rrrrr,110101,RRRRR + iiiiiiiiiiiiiiii:VI:::xori
 // Return from debug trap: 0x146007e0
 0000011111100000 + 0000000101000110:X:::dbret
 *v850e1
+*v850e2
+*v850e2v3
 "dbret"
 {
   nia = DBPC;
   PSW = DBPSW;
   TRACE_BRANCH1 (PSW);
 }
+
+
+//
+// FLOAT
+//
+
+// Map condition code to a string
+:%s::::FFFF:int FFFF
+{
+  switch (FFFF)
+    {
+    case 0: return "f";
+    case 1: return "un";
+    case 2: return "eq";
+    case 3: return "ueq";
+    case 4: return "olt";
+    case 5: return "ult";
+    case 6: return "ole";
+    case 7: return "ule";
+    case 8: return "sf";
+    case 9: return "ngle";
+    case 10: return "seq";
+    case 11: return "ngl";
+    case 12: return "lt";
+    case 13: return "nge";
+    case 14: return "le";
+    case 15: return "ngt";
+    }
+  return "(null)";
+}
+
+// ABSF.D
+rrrr,011111100000 + wwww,010001011000:F_I:::absf_d
+*v850e2v3
+"absf.d r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_abs (&ans, &wop);
+  check_invalid_snan(sd, status, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// ABSF.S
+rrrrr,11111100000 + wwwww,10001001000:F_I:::absf_s
+*v850e2v3
+"absf.s r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_abs (&ans, &wop);
+  check_invalid_snan(sd, status, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// ADDF.D
+rrrr,0111111,RRRR,0 + wwww,010001110000:F_I:::addf_d
+*v850e2v3
+"addf.d r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_add (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// ADDF.S
+rrrrr,111111,RRRRR + wwwww,10001100000:F_I:::addf_s
+*v850e2v3
+"addf.s r<reg1>, r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_add (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// CMOVF.D
+rrrr,0111111,RRRR,0 + wwww!0,01000001,bbb,0:F_I:::cmovf_d
+*v850e2v3
+"cmovf.d <bbb>, r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  unsigned int ophi,oplow;
+  sim_fpu ans, wop1, wop2;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_BOOL1_FPU2 (TEST_FPCC(bbb), &wop1, &wop2);
+
+  if (TEST_FPCC(bbb)) 
+    {
+      ophi = GR[reg1e+1];
+      oplow = GR[reg1e];
+      ans = wop1;
+    }
+  else
+    {
+      ophi = GR[reg2e+1];
+      oplow = GR[reg2e];
+      ans = wop2;
+    }
+
+  GR[reg3e+1] = ophi;
+  GR[reg3e] = oplow;
+  TRACE_FP_RESULT_FPU1 (&ans);;
+}
+
+// CMOVF.S
+rrrrr,111111,RRRRR + wwwww!0,1000000,bbb,0:F_I:::cmovf_s
+*v850e2v3
+"cmovf.d <bbb>, r<reg1>, r<reg2>, r<reg3>"
+{
+  unsigned int op;
+  sim_fpu ans, wop1, wop2;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_BOOL1_FPU2 (TEST_FPCC(bbb), &wop1, &wop2);
+
+  if (TEST_FPCC(bbb)) 
+  {
+    op = GR[reg1];
+    ans = wop1;
+  }
+  else
+  {
+    op = GR[reg2];
+    ans = wop2;
+  }
+
+  GR[reg3] = op;
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// CMPF.D
+rrrr,0111111,RRRR,0 + 0,FFFF,1000011,bbb,0:F_I:::cmpf_d
+*v850e2v3
+"cmpf.d %s<FFFF>, r<reg1e>, r<reg2e>":(bbb == 0)
+"cmpf.d %s<FFFF>, r<reg1e>, r<reg2e>, <bbb>"
+{
+  int result;
+  sim_fpu wop1;
+  sim_fpu wop2;
+  
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  result = v850_float_compare(sd, FFFF, wop1, wop2, 1);
+
+  if (result)  
+    SET_FPCC(bbb);
+  else
+    CLEAR_FPCC(bbb);
+
+  TRACE_FP_RESULT_BOOL (result);
+}
+
+// CMPF.S
+rrrrr,111111,RRRRR + 0,FFFF,1000010,bbb,0:F_I:::cmpf_s
+*v850e2v3
+"cmpf.s %s<FFFF>, r<reg1>, r<reg2>":(bbb == 0)
+"cmpf.s %s<FFFF>, r<reg1>, r<reg2>, <bbb>"
+{
+  int result; 
+  sim_fpu wop1;
+  sim_fpu wop2;
+
+  sim_fpu_32to( &wop1, GR[reg1] );
+  sim_fpu_32to( &wop2, GR[reg2] );
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  result = v850_float_compare(sd, FFFF, wop1, wop2, 0);
+
+  if (result)  
+    SET_FPCC(bbb);
+  else
+    CLEAR_FPCC(bbb);
+
+  TRACE_FP_RESULT_BOOL (result);
+}
+
+// CVTF.DL
+rrrr,011111100100 + wwww,010001010100:F_I:::cvtf_dl
+*v850e2v3
+"cvtf.dl r<reg2e>, r<reg3e>"
+{
+  unsigned64 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_64 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+  status |= sim_fpu_to64i (&ans, &wop, FPSR_GET_ROUND());
+
+  check_cvt_fi(sd, status, 1);
+
+  GR[reg3e] = ans;
+  GR[reg3e+1] = ans>>32L;
+  TRACE_FP_RESULT_WORD2 (GR[reg3e], GR[reg3e+1]);
+}
+
+// CVTF.DS
+rrrr,011111100011 + wwwww,10001010010:F_I:::cvtf_ds
+*v850e2v3
+"cvtf.ds r<reg2e>, r<reg3>"
+{
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_32 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  check_cvt_fi(sd, status, 0);
+
+  sim_fpu_to32 (&GR[reg3], &wop);
+  TRACE_FP_RESULT_FPU1 (&wop);
+}
+
+// CVTF.DW
+rrrr,011111100100 + wwwww,10001010000:F_I:::cvtf_dw
+*v850e2v3
+"cvtf.dw r<reg2e>, r<reg3>"
+{
+  uint32 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_32 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+  status |= sim_fpu_to32i (&ans, &wop, FPSR_GET_ROUND());
+
+  check_cvt_fi(sd, status, 1);
+
+  GR[reg3] = ans;
+  TRACE_FP_RESULT_WORD1 (ans);
+}
+
+// CVTF.LD
+rrrr,011111100001 + wwww,010001010010:F_I:::cvtf_ld
+*v850e2v3
+"cvtf.ld r<reg2e>, r<reg3e>"
+{
+  signed64 op;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  op = ((signed64)GR[reg2e+1] << 32L) | GR[reg2e];
+  TRACE_FP_INPUT_WORD2 (GR[reg2e], GR[reg2e+1]);
+
+  sim_fpu_i64to (&wop, op, FPSR_GET_ROUND());
+  status = sim_fpu_round_64 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+
+  check_cvt_if(sd, status, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &wop);
+  TRACE_FP_RESULT_FPU1 (&wop);
+}
+
+// CVTF.LS
+rrrr,011111100001 + wwwww,10001000010:F_I:::cvtf_ls
+*v850e2v3
+"cvtf.ls r<reg2e>, r<reg3>"
+{
+  signed64 op;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  op = ((signed64)GR[reg2e+1] << 32L) | GR[reg2e];
+  TRACE_FP_INPUT_WORD2 (GR[reg2e], GR[reg2e+1]);
+
+  sim_fpu_i64to (&wop, op, FPSR_GET_ROUND());
+  status = sim_fpu_round_32 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+
+  check_cvt_if(sd, status, 0);
+
+  sim_fpu_to32 (&GR[reg3], &wop);
+  TRACE_FP_RESULT_FPU1 (&wop);
+}
+
+// CVTF.SD
+rrrrr,11111100010 + wwww,010001010010:F_I:::cvtf_sd
+*v850e2v3
+"cvtf.sd r<reg2>, r<reg3e>"
+{
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+  status = sim_fpu_round_64 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  check_cvt_ff(sd, status, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &wop);
+  TRACE_FP_RESULT_FPU1 (&wop);
+}
+
+// CVTF.SL
+rrrrr,11111100100 + wwww,010001000100:F_I:::cvtf_sl
+*v850e2v3
+"cvtf.sl r<reg2>, r<reg3e>"
+{
+  signed64 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_64 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+  status |= sim_fpu_to64i (&ans, &wop, FPSR_GET_ROUND());
+
+  check_cvt_fi(sd, status, 0);
+
+  GR[reg3e] = ans;
+  GR[reg3e+1] = ans >> 32L;
+  TRACE_FP_RESULT_WORD2 (GR[reg3e], GR[reg3e+1]);
+}
+
+// CVTF.SW
+rrrrr,11111100100 + wwwww,10001000000:F_I:::cvtf_sw
+*v850e2v3
+"cvtf.sw r<reg2>, r<reg3>"
+{
+  uint32 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_32 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+  status |= sim_fpu_to32i (&ans, &wop, sim_fpu_round_zero);
+
+  check_cvt_fi(sd, status, 0);
+
+  GR[reg3] = ans;
+  TRACE_FP_RESULT_WORD1 (ans);
+}
+
+// CVTF.WD
+rrrrr,11111100000 + wwww,010001010010:F_I:::cvtf_wd
+*v850e2v3
+"cvtf.wd r<reg2>, r<reg3e>"
+{
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  TRACE_FP_INPUT_WORD1 (GR[reg2]);
+  sim_fpu_i32to (&wop, GR[reg2], FPSR_GET_ROUND());
+  status = sim_fpu_round_64 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+
+  check_cvt_if(sd, status, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &wop);
+  TRACE_FP_RESULT_FPU1 (&wop);
+}
+
+// CVTF.WS
+rrrrr,11111100000 + wwwww,10001000010:F_I:::cvtf_ws
+*v850e2v3
+"cvtf.ws r<reg2>, r<reg3>"
+{
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  TRACE_FP_INPUT_WORD1 (GR[reg2]);
+  sim_fpu_i32to (&wop, GR[reg2], FPSR_GET_ROUND());
+  status = sim_fpu_round_32 (&wop, FPSR_GET_ROUND(), sim_fpu_denorm_zero);
+
+  check_cvt_if(sd, status, 0);
+
+  sim_fpu_to32 (&GR[reg3], &wop);
+  TRACE_FP_RESULT_FPU1 (&wop);
+}
+
+// DIVF.D
+rrrr,0111111,RRRR,0 + wwww,010001111110:F_I:::divf_d
+*v850e2v3
+"divf.d r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_div (&ans, &wop2, &wop1);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEZ | FPSR_XEI | FPSR_XEO | FPSR_XEU, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// DIVF.S
+rrrrr,111111,RRRRR + wwwww,10001101110:F_I:::divf_s
+*v850e2v3
+"divf.s r<reg1>, r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_div (&ans, &wop2, &wop1);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEZ | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MADDF.S
+rrrrr,111111,RRRRR + wwwww,101,W,00,WWWW,0:F_I:::maddf_s
+*v850e2v3
+"maddf.s r<reg1>, r<reg2>, r<reg3>, r<reg4>"
+{
+  sim_fpu ans, wop1, wop2, wop3;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  sim_fpu_32to (&wop3, GR[reg3]);
+  TRACE_FP_INPUT_FPU3 (&wop1, &wop2, &wop3);
+
+  status = sim_fpu_mul (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop1 = ans;
+  status |= sim_fpu_add (&ans, &wop1, &wop3);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg4], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MAXF.D
+rrrr,0111111,RRRR,0 + wwww,010001111000:F_I:::maxf_d
+*v850e2v3
+"maxf.d r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop1, wop2;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  if (sim_fpu_is_nan(&wop1) || sim_fpu_is_nan(&wop2))
+    {
+      if (FPSR & FPSR_XEV)
+	{
+	  SignalExceptionFPE(sd, 1);
+	}
+      else
+	{
+	  ans = sim_fpu_qnan;
+	}
+    }
+  else if (FPSR & FPSR_FS
+	   && ((sim_fpu_is_zero (&wop1) || sim_fpu_is_denorm (&wop1))
+	       && (sim_fpu_is_zero (&wop2) || sim_fpu_is_denorm (&wop2)))) 
+    {
+      ans = sim_fpu_zero;
+    }
+  else
+    {
+      sim_fpu_max (&ans, &wop1, &wop2);
+    }
+  
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MAXF.S
+rrrrr,111111,RRRRR + wwwww,10001101000:F_I:::maxf_s
+*v850e2v3
+"maxf.s r<reg1>, r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop1, wop2;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  if (sim_fpu_is_nan(&wop1) || sim_fpu_is_nan(&wop2))
+    {
+      if (FPSR & FPSR_XEV)
+	{
+	  SignalExceptionFPE(sd, 0);
+	}
+      else
+	{
+	  ans = sim_fpu_qnan;
+	}
+    }
+  else if ((FPSR & FPSR_FS)
+	   && ((sim_fpu_is_zero (&wop1) || sim_fpu_is_denorm (&wop1))
+	       && (sim_fpu_is_zero (&wop2)|| sim_fpu_is_denorm (&wop2))))
+    {
+      ans = sim_fpu_zero;
+    }
+  else
+    {
+      sim_fpu_max (&ans, &wop1, &wop2);
+    }
+  
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MINF.D
+rrrr,0111111,RRRR,0 + wwww,010001111010:F_I:::minf_d
+*v850e2v3
+"minf.d r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop1, wop2;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  if (sim_fpu_is_nan(&wop1) || sim_fpu_is_nan(&wop2))
+    {
+      if (FPSR & FPSR_XEV)
+	{
+	  SignalExceptionFPE(sd, 1);
+	}
+      else
+	{
+	  ans = sim_fpu_qnan;
+	}
+    }
+  else if (FPSR & FPSR_FS
+	   && ((sim_fpu_is_zero (&wop1) || sim_fpu_is_denorm (&wop1))
+	       && (sim_fpu_is_zero (&wop2) || sim_fpu_is_denorm (&wop2)))) 
+    {
+      ans = sim_fpu_zero;
+    }
+  else
+    {
+      sim_fpu_min (&ans, &wop1, &wop2);
+    }
+  
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MINF.S
+rrrrr,111111,RRRRR + wwwww,10001101010:F_I:::minf_s
+*v850e2v3
+"minf.s r<reg1>, r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop1, wop2;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  if (sim_fpu_is_nan(&wop1) || sim_fpu_is_nan(&wop2))
+    {
+      if (FPSR & FPSR_XEV)
+	{
+	  SignalExceptionFPE(sd, 0);
+	}
+      else
+	{
+	  ans = sim_fpu_qnan;
+	}
+    }
+  else if (FPSR & FPSR_FS
+	   && ((sim_fpu_is_zero (&wop1) || sim_fpu_is_denorm (&wop1))
+	       && (sim_fpu_is_zero (&wop2) || sim_fpu_is_denorm (&wop2))))
+    {
+      ans = sim_fpu_zero;
+    }
+  else
+    {
+      sim_fpu_min (&ans, &wop1, &wop2);
+    }
+  
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MSUBF.S
+rrrrr,111111,RRRRR + wwwww,101,W,01,WWWW,0:F_I:::msubf_s
+*v850e2v3
+"msubf.s r<reg1>, r<reg2>, r<reg3>, r<reg4>"
+{
+  sim_fpu ans, wop1, wop2, wop3;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  sim_fpu_32to (&wop3, GR[reg3]);
+  TRACE_FP_INPUT_FPU3 (&wop1, &wop2, &wop3);
+
+  status = sim_fpu_mul (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop1 = ans;
+  status |= sim_fpu_sub (&ans, &wop1, &wop3);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg4], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MULF.D
+rrrr,0111111,RRRR,0 + wwww,010001110100:F_I:::mulf_d
+*v850e2v3
+"mulf.d r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_mul (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// MULF.S
+rrrrr,111111,RRRRR + wwwww,10001100100:F_I:::mulf_s
+*v850e2v3
+"mulf.s r<reg1>, r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_mul (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// NEGF.D
+rrrr,011111100001 + wwww,010001011000:F_I:::negf_d
+*v850e2v3
+"negf.d r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_neg (&ans, &wop);
+
+  check_invalid_snan(sd, status, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// NEGF.S
+rrrrr,11111100001 + wwwww,10001001000:F_I:::negf_s
+*v850e2v3
+"negf.s r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_neg (&ans, &wop);
+
+  check_invalid_snan(sd, status, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// NMADDF.S
+rrrrr,111111,RRRRR + wwwww,101,W,10,WWWW,0:F_I:::nmaddf_s
+*v850e2v3
+"nmaddf.s r<reg1>, r<reg2>, r<reg3>, r<reg4>"
+{
+  sim_fpu ans, wop1, wop2, wop3;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  sim_fpu_32to (&wop3, GR[reg3]);
+  TRACE_FP_INPUT_FPU3 (&wop1, &wop2, &wop3);
+
+  status = sim_fpu_mul (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop1 = ans;
+  status |= sim_fpu_add (&ans, &wop1, &wop3);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop1 = ans;
+  status |= sim_fpu_neg (&ans, &wop1);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg4], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// NMSUBF.S
+rrrrr,111111,RRRRR + wwwww,101,W,11,WWWW,0:F_I:::nmsubf_s
+*v850e2v3
+"nmsubf.s r<reg1>, r<reg2>, r<reg3>, r<reg4>"
+{
+  sim_fpu ans, wop1, wop2, wop3;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  sim_fpu_32to (&wop3, GR[reg3]);
+  TRACE_FP_INPUT_FPU3 (&wop1, &wop2, &wop3);
+
+  status = sim_fpu_mul (&ans, &wop1, &wop2);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop1 = ans;
+  status |= sim_fpu_sub (&ans, &wop1, &wop3);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop1 = ans;
+  status |= sim_fpu_neg (&ans, &wop1);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg4], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// RECIPF.D
+rrrr,011111100001 + wwww,010001011110:F_I:::recipf.d
+*v850e2v3
+"recipf.d r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_div (&ans, &sim_fpu_one, &wop);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEZ | FPSR_XEI | FPSR_XEO | FPSR_XEU, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// RECIPF.S
+rrrrr,11111100001 + wwwww,10001001110:F_I:::recipf.s
+*v850e2v3
+"recipf.s r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_div (&ans, &sim_fpu_one, &wop);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEZ | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// RSQRTF.D
+rrrr,011111100010 + wwww,010001011110:F_I:::rsqrtf.d
+*v850e2v3
+"rsqrtf.d r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_sqrt (&ans, &wop);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop = ans;
+  status = sim_fpu_div (&ans, &sim_fpu_one, &wop);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEZ | FPSR_XEI | FPSR_XEO | FPSR_XEU, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// RSQRTF.S
+rrrrr,11111100010 + wwwww,10001001110:F_I:::rsqrtf.s
+*v850e2v3
+"rsqrtf.s r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_sqrt (&ans, &wop);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+  wop = ans;
+  status = sim_fpu_div (&ans, &sim_fpu_one, &wop);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEZ | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// SQRTF.D
+rrrr,011111100000 + wwww,010001011110:F_I:::sqrtf.d
+*v850e2v3
+"sqrtf.d r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_sqrt (&ans, &wop);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// SQRTF.S
+rrrrr,11111100000 + wwwww,10001001110:F_I:::sqrtf.s
+*v850e2v3
+"sqrtf.s r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_sqrt (&ans, &wop);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// SUBF.D
+rrrr,0111111,RRRR,0 + wwww,010001110010:F_I:::subf.d
+*v850e2v3
+"subf.d r<reg1e>, r<reg2e>, r<reg3e>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop1, GR[reg1e+1], GR[reg1e]);
+  sim_fpu_232to (&wop2, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_sub (&ans, &wop2, &wop1);
+  status |= sim_fpu_round_64 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 1);
+
+  sim_fpu_to232 (&GR[reg3e+1], &GR[reg3e], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// SUBF.S
+rrrrr,111111,RRRRR + wwwww,10001100010:F_I:::subf.s
+*v850e2v3
+"subf.s r<reg1>, r<reg2>, r<reg3>"
+{
+  sim_fpu ans, wop1, wop2;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop1, GR[reg1]);
+  sim_fpu_32to (&wop2, GR[reg2]);
+  TRACE_FP_INPUT_FPU2 (&wop1, &wop2);
+
+  status = sim_fpu_sub (&ans, &wop2, &wop1);
+  status |= sim_fpu_round_32 (&ans, FPSR_GET_ROUND(), sim_fpu_denorm_underflow_inexact);
+
+  update_fpsr (sd, status, FPSR_XEV | FPSR_XEI | FPSR_XEO | FPSR_XEU, 0);
+
+  sim_fpu_to32 (&GR[reg3], &ans);
+  TRACE_FP_RESULT_FPU1 (&ans);
+}
+
+// TRFSR
+0000011111100000 + 000001000000,bbb,0:F_I:::trfsr
+*v850e2v3
+"trfsr":(bbb == 0)
+"trfsr <bbb>"
+{
+  TRACE_ALU_INPUT1 (GET_FPCC());
+
+  if (TEST_FPCC (bbb))
+    PSW |= PSW_Z;
+  else 
+    PSW &= ~PSW_Z;  
+
+  TRACE_ALU_RESULT1 (PSW);
+}
+
+// TRNCF.DL
+rrrr,011111100001 + wwww,010001010100:F_I:::trncf_dl
+*v850e2v3
+"trncf.dl r<reg2e>, r<reg3e>"
+{
+  signed64 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_64 (&wop, sim_fpu_round_zero, sim_fpu_denorm_zero);
+  status |= sim_fpu_to64i (&ans, &wop, sim_fpu_round_zero);
+
+  check_cvt_fi(sd, status, 1);
+
+  GR[reg3e] = ans;
+  GR[reg3e+1] = ans>>32L;
+  TRACE_FP_RESULT_WORD2 (GR[reg3e], GR[reg3e+1]);
+}
+
+// TRNCF.DW
+rrrr,011111100001 + wwwww,10001010000:F_I:::trncf_dw
+*v850e2v3
+"trncf.dw r<reg2e>, r<reg3>"
+{
+  uint32 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_232to (&wop, GR[reg2e+1], GR[reg2e]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_32 (&wop, sim_fpu_round_zero, sim_fpu_denorm_zero);
+  status |= sim_fpu_to32i (&ans, &wop, sim_fpu_round_zero);
+
+  check_cvt_fi(sd, status, 1);
+
+  GR[reg3] = ans;
+  TRACE_FP_RESULT_WORD1 (ans);
+}
+
+// TRNCF.SL
+rrrrr,11111100001 + wwww,010001000100:F_I:::trncf_sl
+*v850e2v3
+"trncf.sl r<reg2>, r<reg3e>"
+{
+  signed64 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_64 (&wop, sim_fpu_round_zero, sim_fpu_denorm_zero);
+  status |= sim_fpu_to64i (&ans, &wop, sim_fpu_round_zero);
+
+  GR[reg3e] = ans;
+  GR[reg3e+1] = ans >> 32L;
+  TRACE_FP_RESULT_WORD2 (GR[reg3e], GR[reg3e+1]);
+}
+
+// TRNCF.SW
+rrrrr,11111100001 + wwwww,10001000000:F_I:::trncf_sw
+*v850e2v3
+"trncf.sw r<reg2>, r<reg3>"
+{
+  uint32 ans;
+  sim_fpu wop;
+  sim_fpu_status status;
+
+  sim_fpu_32to (&wop, GR[reg2]);
+  TRACE_FP_INPUT_FPU1 (&wop);
+
+  status = sim_fpu_round_32 (&wop, sim_fpu_round_zero, sim_fpu_denorm_zero);
+  status |= sim_fpu_to32i (&ans, &wop, sim_fpu_round_zero);
+
+  check_cvt_fi(sd, status, 0);
+
+  GR[reg3] = ans;
+  TRACE_FP_RESULT_WORD1 (ans);
+}
+