sim: v850: fix -Wunused-but-set-variable warnings

sim/v850/simops.c

@@ -2106,7 +2106,6 @@ divn
   unsigned int    DBZ = als == 0 ? 1 : 0;
   unsigned int    Q   = ~(SS ^ SD) & 1;
   unsigned int    C;
-  unsigned int    S;
   unsigned int    i;
   unsigned long   alt = Q ? ~als : als;
 
@@ -2118,7 +2117,7 @@ divn
 	 | (((alt >> 31) ^ (ald >> 31)) & (~alo >> 31)));
   Q   = C ^ SS;
   R1  = (alo == 0) ? 0 : (R1 & (Q ^ (SS ^ SD)));
-  S   = alo >> 31;
+  /* S   = alo >> 31; */
   sfi = (sfi << (32-N+1)) | Q;
   ald = (alo << 1) | (sfi >> 31);
   if ((alo >> 31) ^ (ald >> 31))
@@ -2136,7 +2135,7 @@ divn
 	     | (((alt >> 31) ^ (ald >> 31)) & (~alo >> 31)));
       Q   = C ^ SS;
       R1  = (alo == 0) ? 0 : (R1 & (Q ^ (SS ^ SD)));
-      S   = alo >> 31;
+      /* S   = alo >> 31; */
       sfi = (sfi << 1) | Q;
       ald = (alo << 1) | (sfi >> 31);
       if ((alo >> 31) ^ (ald >> 31))
@@ -3034,7 +3033,7 @@ v850_float_compare (SIM_DESC sd, int cmp, sim_fpu wop1, sim_fpu wop2, int double
     }
   else
     {
-      int gt = 0,lt = 0,eq = 0, status;
+      int lt = 0, eq = 0, status;
 
       status = sim_fpu_cmp (&wop1, &wop2);
 
@@ -3049,19 +3048,19 @@ v850_float_compare (SIM_DESC sd, int cmp, sim_fpu wop1, sim_fpu wop2, int double
 	  lt = 1;
 	  break;
 	case SIM_FPU_IS_PINF:
-	  gt = 1;
+	  /* gt = 1; */
 	  break;
 	case SIM_FPU_IS_NNUMBER:
 	  lt = 1;
 	  break;
 	case SIM_FPU_IS_PNUMBER:
-	  gt = 1;
+	  /* gt = 1; */
 	  break;
 	case SIM_FPU_IS_NDENORM:
 	  lt = 1;
 	  break;
 	case SIM_FPU_IS_PDENORM:
-	  gt = 1;
+	  /* gt = 1; */
 	  break;
 	case SIM_FPU_IS_NZERO:
 	case SIM_FPU_IS_PZERO:

sim/v850/v850.igen

@@ -3537,12 +3537,11 @@ rrrrr,11111100001 + wwww,010001000100:F_I:::trncf_sl
 {
   int64_t ans;
   sim_fpu wop;
-  sim_fpu_status status;
 
   sim_fpu_32to (&wop, GR[reg2]);
   TRACE_FP_INPUT_FPU1 (&wop);
 
-  status = sim_fpu_to64i (&ans, &wop, sim_fpu_round_zero);
+  sim_fpu_to64i (&ans, &wop, sim_fpu_round_zero);
 
   GR[reg3e] = ans;
   GR[reg3e+1] = ans >> 32L;
@@ -3557,12 +3556,11 @@ rrrrr,11111110001 + wwww,010001000100:F_I:::trncf_sul
 {
   uint64_t ans;
   sim_fpu wop;
-  sim_fpu_status status;
 
   sim_fpu_32to (&wop, GR[reg2]);
   TRACE_FP_INPUT_FPU1 (&wop);
 
-  status = sim_fpu_to64u (&ans, &wop, sim_fpu_round_zero);
+  sim_fpu_to64u (&ans, &wop, sim_fpu_round_zero);
 
   GR[reg3e] = ans;
   GR[reg3e+1] = ans >> 32L;