Build fixups

Author: Jatin Bhateja

src/hotspot/cpu/aarch64/vm_version_aarch64.hpp

@@ -63,6 +63,7 @@ class VM_Version : public Abstract_VM_Version {
 
 public:
   // Initialization
+  static void pre_initialize();
   static void initialize();
   static void check_virtualizations();
 

src/hotspot/cpu/arm/vm_version_arm.hpp

@@ -39,6 +39,7 @@ class VM_Version: public Abstract_VM_Version {
   static bool _is_initialized;
 
  public:
+  static void pre_initialize();
   static void initialize();
   static bool is_initialized()      { return _is_initialized; }
 

src/hotspot/cpu/ppc/vm_version_ppc.hpp

@@ -85,6 +85,7 @@ class VM_Version: public Abstract_VM_Version {
 
 public:
   // Initialization
+  static void pre_initialize();
   static void initialize();
   static void check_virtualizations();
 

src/hotspot/cpu/riscv/vm_version_riscv.hpp

@@ -305,6 +305,7 @@ class VM_Version : public Abstract_VM_Version {
 
  public:
   // Initialization
+  static void pre_initialize();
   static void initialize();
   static void initialize_cpu_information();
 

src/hotspot/cpu/s390/vm_version_s390.hpp

@@ -411,6 +411,7 @@ class VM_Version: public Abstract_VM_Version {
   };
 
   // Initialization
+  static void pre_initialize();
   static void initialize();
   static void print_features();
   static bool is_determine_features_test_running() { return _is_determine_features_test_running; }

src/hotspot/cpu/x86/vm_version_x86.cpp

@@ -1102,7 +1102,7 @@ void VM_Version::get_processor_features() {
   }
 
   char buf[2048] = {'\0'};
-  int res = jio_snprintf(
+  size_t res = jio_snprintf(
               buf, sizeof(buf),
               "(%u cores per cpu, %u threads per core) family %d model %d stepping %d microcode 0x%x",
               cores_per_cpu(), threads_per_core(),

src/hotspot/cpu/zero/vm_version_zero.hpp

@@ -31,6 +31,7 @@
 
 class VM_Version : public Abstract_VM_Version {
  public:
+  static void pre_initialize();
   static void initialize();
 
   constexpr static bool supports_stack_watermark_barrier() { return true; }