diff -Naur dynamips-0.2.8-RC1/cpu.h dynamips-0.2.8-RC1-YLT/cpu.h
--- dynamips-0.2.8-RC1/cpu.h	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/cpu.h	2007-09-24 14:18:15.000000000 -0400
@@ -99,7 +99,7 @@
    void (*mmu_raw_dump)(cpu_gen_t *cpu);
    void (*add_breakpoint)(cpu_gen_t *cpu,m_uint64_t addr);
    void (*remove_breakpoint)(cpu_gen_t *cpu,m_uint64_t addr);
-   void (*set_idle_pc)(cpu_gen_t *cpu,m_uint64_t addr);
+   void (*set_idle_pc)(cpu_gen_t *cpu,char* addr);
    void (*get_idling_pc)(cpu_gen_t *cpu);   
    void (*mts_rebuild)(cpu_gen_t *cpu);
    void (*mts_show_stats)(cpu_gen_t *cpu);
diff -Naur dynamips-0.2.8-RC1/dev_c2600.c dynamips-0.2.8-RC1-YLT/dev_c2600.c
--- dynamips-0.2.8-RC1/dev_c2600.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c2600.c	2007-09-24 14:18:15.000000000 -0400
@@ -714,6 +714,7 @@
 
    /* Copy some parameters from VM to CPU (idle PC, ...) */
    cpu->idle_pc = vm->idle_pc;
+   cpu->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -847,8 +848,8 @@
           vm->name,cpu->ia,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C2600_BOOT",
-          "starting instance (CPU0 PC=0x%8.8x,idle_pc=0x%8.8x,JIT %s)\n",
-          cpu->ia,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%8.8x,JIT %s)\n",
+          cpu->ia,vm->jit_use ? "on":"off");
 
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dev_c2691.c dynamips-0.2.8-RC1-YLT/dev_c2691.c
--- dynamips-0.2.8-RC1/dev_c2691.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c2691.c	2007-09-24 14:18:15.000000000 -0400
@@ -494,6 +494,7 @@
 
    /* Copy some parameters from VM to CPU (idle PC, ...) */
    cpu->idle_pc = vm->idle_pc;
+   cpu->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -594,8 +595,8 @@
           vm->name,cpu->pc,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C2691_BOOT",
-          "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
-          cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%llx,JIT %s)\n",
+          cpu->pc,vm->jit_use ? "on":"off");
 
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dev_c3600.c dynamips-0.2.8-RC1-YLT/dev_c3600.c
--- dynamips-0.2.8-RC1/dev_c3600.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c3600.c	2007-09-24 14:18:15.000000000 -0400
@@ -648,6 +648,7 @@
 
    /* Copy some parameters from VM to CPU (idle PC, ...) */
    cpu->idle_pc = vm->idle_pc;
+   cpu->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -756,8 +757,8 @@
           vm->name,cpu->pc,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C3600_BOOT",
-          "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
-          cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%llx,JIT %s)\n",
+          cpu->pc,vm->jit_use ? "on":"off");
 
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dev_c3725.c dynamips-0.2.8-RC1-YLT/dev_c3725.c
--- dynamips-0.2.8-RC1/dev_c3725.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c3725.c	2007-09-24 14:18:15.000000000 -0400
@@ -508,6 +508,7 @@
 
    /* Copy some parameters from VM to CPU (idle PC, ...) */
    cpu->idle_pc = vm->idle_pc;
+   cpu->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -608,8 +609,8 @@
           vm->name,cpu->pc,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C3725_BOOT",
-          "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
-          cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%llx,JIT %s)\n",
+          cpu->pc,vm->jit_use ? "on":"off");
 
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dev_c3745.c dynamips-0.2.8-RC1-YLT/dev_c3745.c
--- dynamips-0.2.8-RC1/dev_c3745.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c3745.c	2007-09-24 14:18:15.000000000 -0400
@@ -547,6 +547,7 @@
 
    /* Copy some parameters from VM to CPU (idle PC, ...) */
    cpu->idle_pc = vm->idle_pc;
+   cpu->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -647,8 +648,8 @@
           vm->name,cpu->pc,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C3745_BOOT",
-          "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
-          cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%llx,JIT %s)\n",
+          cpu->pc,vm->jit_use ? "on":"off");
 
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dev_c6msfc1.c dynamips-0.2.8-RC1-YLT/dev_c6msfc1.c
--- dynamips-0.2.8-RC1/dev_c6msfc1.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c6msfc1.c	2007-09-24 14:15:46.000000000 -0400
@@ -576,7 +576,7 @@
    cpu0->irq_idle_preempt[C6MSFC1_GT64K_IRQ] = TRUE;
 
    /* Copy some parameters from VM to CPU0 (idle PC, ...) */
-   cpu0->idle_pc = vm->idle_pc;
+   cpu0->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu0->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -689,8 +689,8 @@
           vm->name,cpu->pc,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C6MSFC1_BOOT",
-          "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
-          cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%llx,JIT %s)\n",
+          cpu->pc,vm->jit_use ? "on":"off");
    
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dev_c7200.c dynamips-0.2.8-RC1-YLT/dev_c7200.c
--- dynamips-0.2.8-RC1/dev_c7200.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dev_c7200.c	2007-09-24 16:47:50.000000000 -0400
@@ -1405,6 +1405,7 @@
 
    /* Copy some parameters from VM to CPU0 (idle PC, ...) */
    cpu0->idle_pc = vm->idle_pc;
+   cpu0->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu0->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -1527,6 +1528,7 @@
 
    /* Copy some parameters from VM to CPU0 (idle PC, ...) */
    cpu0->idle_pc = vm->idle_pc;
+   cpu0->num_idle_pc = vm->num_idle_pc;
 
    if (vm->timer_irq_check_itv)
       cpu0->timer_irq_check_itv = vm->timer_irq_check_itv;
@@ -1649,8 +1651,8 @@
           vm->name,cpu->pc,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C7200_BOOT",
-          "starting instance (CPU0 PC=0x%llx,idle_pc=0x%llx,JIT %s)\n",
-          cpu->pc,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 PC=0x%llx,JIT %s)\n",
+          cpu->pc,vm->jit_use ? "on":"off");
    
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
@@ -1699,8 +1701,8 @@
           vm->name,cpu->ia,vm->jit_use ? "en":"dis");
 
    vm_log(vm,"C7200P_BOOT",
-          "starting instance (CPU0 IA=0x%8.8x,idle_pc=0x%8.8x,JIT %s)\n",
-          cpu->ia,cpu->idle_pc,vm->jit_use ? "on":"off");
+          "starting instance (CPU0 IA=0x%8.8x,JIT %s)\n",
+          cpu->ia,vm->jit_use ? "on":"off");
    
    /* Start main CPU */
    if (vm->ghost_status != VM_GHOST_RAM_GENERATE) {
diff -Naur dynamips-0.2.8-RC1/dynamips.c dynamips-0.2.8-RC1-YLT/dynamips.c
--- dynamips-0.2.8-RC1/dynamips.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/dynamips.c	2007-09-24 14:18:15.000000000 -0400
@@ -364,6 +364,44 @@
    return vm;
 }
 
+/* slices the val values into idle_pc values, and set them to the vm */
+static void set_idle_pc(vm_instance_t *vm, char *val) {
+    char *tmp_val;
+    int len = 0;
+    /* find out how many the string length */
+    while (val[len] != '\0')
+        len += 1;
+    int i = 0;
+    int num_val = 1;
+    /* find out how many idle_pc values we have in the string */
+    while (i < len) {
+        if (val[i] == ',')
+            num_val += 1;
+        i += 1;
+    }
+    vm->num_idle_pc = num_val;
+    vm->idle_pc = (m_uint64_t*)malloc(num_val*sizeof(unsigned long long int));
+
+    i = 0;
+    int current_val_idx = 0;
+    /* slice the string, and assign each individual idle_pc values */
+    while (i < len) {
+        tmp_val = (char *) malloc((len+1)*sizeof(char));
+        int j = 0;
+        while ((i < len)&&(val[i] != ',')) {
+            tmp_val[j] = val[i];
+            i += 1;
+            j += 1;
+        }
+        tmp_val[j] = '\0';
+        vm->idle_pc[current_val_idx] = strtoull(tmp_val, NULL, 0);
+        current_val_idx += 1;
+        i += 1;
+        free(tmp_val);
+    }
+}
+
+
 /* Parse the command line */
 static int parse_std_cmd_line(int argc,char *argv[])
 {
@@ -491,8 +529,7 @@
 
          /* Idle PC */
          case OPT_IDLE_PC:
-            vm->idle_pc = strtoull(optarg,NULL,0);
-            printf("Idle PC set to 0x%llx.\n",vm->idle_pc);
+            set_idle_pc(vm, optarg);
             break;
 
          /* Timer IRQ check interval */
diff -Naur dynamips-0.2.8-RC1/hv_vm.c dynamips-0.2.8-RC1-YLT/hv_vm.c
--- dynamips-0.2.8-RC1/hv_vm.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/hv_vm.c	2007-09-24 14:18:15.000000000 -0400
@@ -304,7 +304,39 @@
    if (!(vm = hypervisor_find_object(conn,argv[0],OBJ_TYPE_VM)))
       return(-1);
 
-   vm->idle_pc = strtoull(argv[1],NULL,0);
+    char *tmp_val;
+    int len = 0;
+    /* find out how many the string length */
+    while (argv[1][len] != '\0')
+        len += 1;
+    int i = 0;
+    int num_val = 1;
+    /* find out how many idle_pc values we have in the string */
+    while (i < len) {
+        if (argv[1][i] == ',')
+            num_val += 1;
+        i += 1;
+    }
+    vm->num_idle_pc = num_val;
+    vm->idle_pc = (m_uint64_t*)malloc(num_val*sizeof(unsigned long long int));
+
+    i = 0;
+    int current_val_idx = 0;
+    while (i < len) {
+        tmp_val = (char *) malloc((len+1)*sizeof(char));
+        int j = 0;
+        while ((i < len)&&(argv[1][i] != ',')) {
+            tmp_val[j] = argv[1][i];
+            i += 1;
+            j += 1;
+        }
+        tmp_val[j] = '\0';
+        vm->idle_pc[current_val_idx] = strtoull(tmp_val, NULL, 0);
+        current_val_idx += 1;
+        i += 1;
+        free(tmp_val);
+    }
+
 
    vm_release(vm);
    hypervisor_send_reply(conn,HSC_INFO_OK,1,"OK");
@@ -324,13 +356,14 @@
    if (!(cpu = find_cpu(conn,vm,atoi(argv[1]))))
       return(-1);
 
-   cpu->set_idle_pc(cpu,strtoull(argv[2],NULL,0));
+   cpu->set_idle_pc(cpu,argv[2]);
 
    vm_release(vm);
    hypervisor_send_reply(conn,HSC_INFO_OK,1,"OK");
    return(0);
 }
 
+
 /* Get the idle PC proposals */
 static int cmd_get_idle_pc_prop(hypervisor_conn_t *conn,int argc,char *argv[])
 {  
diff -Naur dynamips-0.2.8-RC1/mips64.c dynamips-0.2.8-RC1-YLT/mips64.c
--- dynamips-0.2.8-RC1/mips64.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/mips64.c	2007-09-24 14:18:15.000000000 -0400
@@ -138,9 +138,41 @@
 }
 
 /* Set idle PC value */
-void mips64_set_idle_pc(cpu_gen_t *cpu,m_uint64_t addr)
+void mips64_set_idle_pc(cpu_gen_t *cpu,char* addr)
 {
-   CPU_MIPS64(cpu)->idle_pc = addr;
+    char *tmp_val;
+    int len = 0;
+    /* find out how many the string length */
+    while (addr[len] != '\0')
+        len += 1;
+    int i = 0;
+    int num_val = 1;
+    /* find out how many idle_pc values we have in the string */
+    while (i < len) {
+        if (addr[i] == ',')
+            num_val += 1;
+        i += 1;
+    }
+    CPU_MIPS64(cpu)->num_idle_pc = num_val;
+    CPU_MIPS64(cpu)->idle_pc = (m_uint64_t*)malloc(num_val*sizeof(unsigned long long int));
+
+    i = 0;
+    int current_val_idx = 0;
+    /* slice the string, and assign each individual idle_pc values */
+    while (i < len) {
+        tmp_val = (char *) malloc((len+1)*sizeof(char));
+        int j = 0;
+        while ((i < len)&&(addr[i] != ',')) {
+            tmp_val[j] = addr[i];
+            i += 1;
+            j += 1;
+        }
+        tmp_val[j] = '\0';
+        CPU_MIPS64(cpu)->idle_pc[current_val_idx] = (m_uint32_t) strtoull(tmp_val, NULL, 0);
+        current_val_idx += 1;
+        i += 1;
+        free(tmp_val);
+    }
 }
 
 /* Timer IRQ */
diff -Naur dynamips-0.2.8-RC1/mips64.h dynamips-0.2.8-RC1-YLT/mips64.h
--- dynamips-0.2.8-RC1/mips64.h	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/mips64.h	2007-09-24 14:18:15.000000000 -0400
@@ -389,8 +389,11 @@
    insn_exec_page_t *exec_page_free_list;
    insn_exec_page_t *exec_page_array;
 
-   /* Idle PC value */
-   volatile m_uint64_t idle_pc;
+   /* Idle PC value array */
+   volatile m_uint64_t* idle_pc;
+
+   /* Number of Idle PC value */
+   volatile int num_idle_pc;
 
    /* Timer IRQs */
    volatile u_int timer_irq_pending;
@@ -479,7 +482,7 @@
 void mips64_set_prid(cpu_mips_t *cpu,m_uint32_t prid);
 
 /* Set idle PC value */
-void mips64_set_idle_pc(cpu_gen_t *cpu,m_uint64_t addr);
+void mips64_set_idle_pc(cpu_gen_t *cpu,char* addr);
 
 /* Timer IRQ */
 void *mips64_timer_irq_run(cpu_mips_t *cpu);
diff -Naur dynamips-0.2.8-RC1/mips64_jit.c dynamips-0.2.8-RC1-YLT/mips64_jit.c
--- dynamips-0.2.8-RC1/mips64_jit.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/mips64_jit.c	2007-09-24 14:18:15.000000000 -0400
@@ -750,11 +750,14 @@
       cpu->perf_counter++;
 #endif
       /* Handle virtual idle loop */
-      if (unlikely(cpu->pc == cpu->idle_pc)) {
-         if (++gen->idle_count == gen->idle_max) {
-            cpu_idle_loop(gen);
-            gen->idle_count = 0;
-         }
+      int i;
+      for (i = 0; i < cpu->num_idle_pc; i++) {
+          if (unlikely(cpu->pc == cpu->idle_pc[i])) {
+             if (++gen->idle_count == gen->idle_max) {
+                cpu_idle_loop(gen);
+                gen->idle_count = 0;
+             }
+          }
       }
 
       /* Handle the virtual CPU clock */
diff -Naur dynamips-0.2.8-RC1/ppc32.c dynamips-0.2.8-RC1-YLT/ppc32.c
--- dynamips-0.2.8-RC1/ppc32.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/ppc32.c	2007-09-24 14:18:15.000000000 -0400
@@ -95,9 +95,41 @@
 }
 
 /* Set idle PC value */
-void ppc32_set_idle_pc(cpu_gen_t *cpu,m_uint64_t addr)
+void ppc32_set_idle_pc(cpu_gen_t *cpu, char* addr)
 {
-   CPU_PPC32(cpu)->idle_pc = (m_uint32_t)addr;
+    char *tmp_val;
+    int len = 0;
+    /* find out how many the string length */
+    while (addr[len] != '\0')
+        len += 1;
+    int i = 0;
+    int num_val = 1;
+    /* find out how many idle_pc values we have in the string */
+    while (i < len) {
+        if (addr[i] == ',')
+            num_val += 1;
+        i += 1;
+    }
+    CPU_PPC32(cpu)->num_idle_pc = num_val;
+    CPU_PPC32(cpu)->idle_pc = (m_uint64_t*)malloc(num_val*sizeof(unsigned long long int));
+
+    i = 0;
+    int current_val_idx = 0;
+    /* slice the string, and assign each individual idle_pc values */
+    while (i < len) {
+        tmp_val = (char *) malloc((len+1)*sizeof(char));
+        int j = 0;
+        while ((i < len)&&(addr[i] != ',')) {
+            tmp_val[j] = addr[i];
+            i += 1;
+            j += 1;
+        }
+        tmp_val[j] = '\0';
+        CPU_PPC32(cpu)->idle_pc[current_val_idx] = (m_uint32_t) strtoull(tmp_val, NULL, 0);
+        current_val_idx += 1;
+        i += 1;
+        free(tmp_val);
+    }
 }
 
 /* Timer IRQ */
diff -Naur dynamips-0.2.8-RC1/ppc32.h dynamips-0.2.8-RC1-YLT/ppc32.h
--- dynamips-0.2.8-RC1/ppc32.h	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/ppc32.h	2007-09-24 14:18:15.000000000 -0400
@@ -344,8 +344,11 @@
    insn_exec_page_t *exec_page_free_list;
    insn_exec_page_t *exec_page_array;
 
-   /* Idle PC value */
-   volatile m_uint32_t idle_pc;
+   /* Array Idle PC value */
+   volatile m_uint32_t* idle_pc;
+
+   /* Number of idle_pc values */
+   volatile int num_idle_pc;
 
    /* Timer IRQs */
    volatile u_int timer_irq_pending,timer_irq_armed;
@@ -500,7 +503,7 @@
 void ppc32_set_pvr(cpu_ppc_t *cpu,m_uint32_t pvr);
 
 /* Set idle PC value */
-void ppc32_set_idle_pc(cpu_gen_t *cpu,m_uint64_t addr);
+void ppc32_set_idle_pc(cpu_gen_t *cpu, char* addr);
 
 /* Timer IRQ */
 void *ppc32_timer_irq_run(cpu_ppc_t *cpu);
diff -Naur dynamips-0.2.8-RC1/ppc32_jit.c dynamips-0.2.8-RC1-YLT/ppc32_jit.c
--- dynamips-0.2.8-RC1/ppc32_jit.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/ppc32_jit.c	2007-09-24 14:18:15.000000000 -0400
@@ -1240,11 +1240,14 @@
       cpu->perf_counter++;
 #endif
       /* Handle virtual idle loop */
-      if (unlikely(cpu->ia == cpu->idle_pc)) {
-         if (++gen->idle_count == gen->idle_max) {
-            cpu_idle_loop(gen);
-            gen->idle_count = 0;
-         }
+      int i;
+      for (i = 0; i < cpu->num_idle_pc; i++) {
+          if (unlikely(cpu->ia == cpu->idle_pc[i])) {
+             if (++gen->idle_count == gen->idle_max) {
+                cpu_idle_loop(gen);
+                gen->idle_count = 0;
+             }
+          }
       }
 
       /* Handle the virtual CPU clock */
diff -Naur dynamips-0.2.8-RC1/vm.c dynamips-0.2.8-RC1-YLT/vm.c
--- dynamips-0.2.8-RC1/vm.c	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/vm.c	2007-09-24 14:17:39.000000000 -0400
@@ -329,6 +329,7 @@
    vm->vtty_aux_type        = VTTY_TYPE_NONE;
    vm->timer_irq_check_itv  = VM_TIMER_IRQ_CHECK_ITV;
    vm->log_file_enabled     = TRUE;
+   vm->num_idle_pc          = 0;
    vm->rommon_vars.filename = vm_build_filename(vm,"rommon_vars");
 
    if (!vm->rommon_vars.filename)
diff -Naur dynamips-0.2.8-RC1/vm.h dynamips-0.2.8-RC1-YLT/vm.h
--- dynamips-0.2.8-RC1/vm.h	2007-09-07 04:03:11.000000000 -0400
+++ dynamips-0.2.8-RC1-YLT/vm.h	2007-09-24 14:18:15.000000000 -0400
@@ -153,8 +153,11 @@
    /* Timer IRQ interval check */
    u_int timer_irq_check_itv;
 
-   /* "idling" pointer counter */
-   m_uint64_t idle_pc;
+   /* "idling" pointer counter array*/
+   m_uint64_t* idle_pc;
+
+   /* number of idle_pc values */
+   int num_idle_pc;
 
    /* JIT block direct jumps */
    int exec_blk_direct_jump;
@@ -181,6 +184,7 @@
 
    /* VM objects */
    struct vm_obj *vm_object_list;   
+
 };
 
 /* VM Platform definition */