3240   }
3241 
3242   if (!JDK_Version::is_gte_jdk18x_version()) {
3243     // To avoid changing the log format for 7 updates this flag is only
3244     // true by default in JDK8 and above.
3245     if (FLAG_IS_DEFAULT(PrintGCCause)) {
3246       FLAG_SET_DEFAULT(PrintGCCause, false);
3247     }
3248   }
3249 
3250   // Set object alignment values.
3251   set_object_alignment();
3252 
3253 #if !INCLUDE_ALL_GCS
3254   force_serial_gc();
3255 #endif // INCLUDE_ALL_GCS
3256 #if !INCLUDE_CDS
3257   no_shared_spaces();
3258 #endif // INCLUDE_CDS
3259 



3260   // Set flags based on ergonomics.
3261   set_ergonomics_flags();
3262 
3263   set_shared_spaces_flags();
3264 
3265   // Check the GC selections again.
3266   if (!check_gc_consistency()) {
3267     return JNI_EINVAL;
3268   }
3269 
3270   if (TieredCompilation) {
3271     set_tiered_flags();
3272   } else {
3273     // Check if the policy is valid. Policies 0 and 1 are valid for non-tiered setup.
3274     if (CompilationPolicyChoice >= 2) {
3275       vm_exit_during_initialization(
3276         "Incompatible compilation policy selected", NULL);
3277     }
3278   }
3279 
3280   // Set heap size based on available physical memory
3281   set_heap_size();
3282 
3283 #if INCLUDE_ALL_GCS
3284   // Set per-collector flags
3285   if (UseParallelGC || UseParallelOldGC) {
3286     set_parallel_gc_flags();
3287   } else if (UseConcMarkSweepGC) { // should be done before ParNew check below
3288     set_cms_and_parnew_gc_flags();
3289   } else if (UseParNewGC) {  // skipped if CMS is set above
3290     set_parnew_gc_flags();
3291   } else if (UseG1GC) {
3292     set_g1_gc_flags();
3293   }
3294   check_deprecated_gcs();
3295 #else // INCLUDE_ALL_GCS
3296   assert(verify_serial_gc_flags(), "SerialGC unset");
3297 #endif // INCLUDE_ALL_GCS
3298 
3299   // Set bytecode rewriting flags
3300   set_bytecode_flags();
3301 
3302   // Set flags if Aggressive optimization flags (-XX:+AggressiveOpts) enabled.

3240   }
3241 
3242   if (!JDK_Version::is_gte_jdk18x_version()) {
3243     // To avoid changing the log format for 7 updates this flag is only
3244     // true by default in JDK8 and above.
3245     if (FLAG_IS_DEFAULT(PrintGCCause)) {
3246       FLAG_SET_DEFAULT(PrintGCCause, false);
3247     }
3248   }
3249 
3250   // Set object alignment values.
3251   set_object_alignment();
3252 
3253 #if !INCLUDE_ALL_GCS
3254   force_serial_gc();
3255 #endif // INCLUDE_ALL_GCS
3256 #if !INCLUDE_CDS
3257   no_shared_spaces();
3258 #endif // INCLUDE_CDS
3259 
3260   // Set heap size based on available physical memory
3261   set_heap_size();
3262 
3263   // Set flags based on ergonomics.
3264   set_ergonomics_flags();
3265 
3266   set_shared_spaces_flags();
3267 
3268   // Check the GC selections again.
3269   if (!check_gc_consistency()) {
3270     return JNI_EINVAL;
3271   }
3272 
3273   if (TieredCompilation) {
3274     set_tiered_flags();
3275   } else {
3276     // Check if the policy is valid. Policies 0 and 1 are valid for non-tiered setup.
3277     if (CompilationPolicyChoice >= 2) {
3278       vm_exit_during_initialization(
3279         "Incompatible compilation policy selected", NULL);
3280     }
3281   }
3282 



3283 #if INCLUDE_ALL_GCS
3284   // Set per-collector flags
3285   if (UseParallelGC || UseParallelOldGC) {
3286     set_parallel_gc_flags();
3287   } else if (UseConcMarkSweepGC) { // should be done before ParNew check below
3288     set_cms_and_parnew_gc_flags();
3289   } else if (UseParNewGC) {  // skipped if CMS is set above
3290     set_parnew_gc_flags();
3291   } else if (UseG1GC) {
3292     set_g1_gc_flags();
3293   }
3294   check_deprecated_gcs();
3295 #else // INCLUDE_ALL_GCS
3296   assert(verify_serial_gc_flags(), "SerialGC unset");
3297 #endif // INCLUDE_ALL_GCS
3298 
3299   // Set bytecode rewriting flags
3300   set_bytecode_flags();
3301 
3302   // Set flags if Aggressive optimization flags (-XX:+AggressiveOpts) enabled.