src/hotspot/share/code/codeCache.cpp

rev 51888 : 8177899: Tests fail due to code cache exhaustion on machines with many cores
Summary: Implemented upper limit on CICompilerCount based on code cache size.
Reviewed-by: kvn, mdoerr

*** 272,285 ****
      non_nmethod_size += non_profiled_size;
      non_profiled_size = 0;
    }
    // Make sure we have enough space for VM internal code
    uint min_code_cache_size = CodeCacheMinimumUseSpace DEBUG_ONLY(* 3);
!   if (non_nmethod_size < (min_code_cache_size + code_buffers_size)) {
      vm_exit_during_initialization(err_msg(
          "Not enough space in non-nmethod code heap to run VM: " SIZE_FORMAT "K < " SIZE_FORMAT "K",
!         non_nmethod_size/K, (min_code_cache_size + code_buffers_size)/K));
    }
  
    // Verify sizes and update flag values
    assert(non_profiled_size + profiled_size + non_nmethod_size == cache_size, "Invalid code heap sizes");
    FLAG_SET_ERGO(uintx, NonNMethodCodeHeapSize, non_nmethod_size);
--- 272,285 ----
      non_nmethod_size += non_profiled_size;
      non_profiled_size = 0;
    }
    // Make sure we have enough space for VM internal code
    uint min_code_cache_size = CodeCacheMinimumUseSpace DEBUG_ONLY(* 3);
!   if (non_nmethod_size < min_code_cache_size) {
      vm_exit_during_initialization(err_msg(
          "Not enough space in non-nmethod code heap to run VM: " SIZE_FORMAT "K < " SIZE_FORMAT "K",
!         non_nmethod_size/K, min_code_cache_size/K));
    }
  
    // Verify sizes and update flag values
    assert(non_profiled_size + profiled_size + non_nmethod_size == cache_size, "Invalid code heap sizes");
    FLAG_SET_ERGO(uintx, NonNMethodCodeHeapSize, non_nmethod_size);