src/share/vm/opto/chaitin.hpp

rev 5403 : 8011415: CTW on Sparc: assert(lrg.lo_degree()) failed:
Summary: Increased the LRG AllStack mask size since the previous size was not big enough when compiling huge methods (60k+ nodes)
Reviewed-by:

*** 44,53 ****
--- 44,54 ----
  class PhaseRegAlloc;
  class   PhaseChaitin;
  
  #define OPTO_DEBUG_SPLIT_FREQ  BLOCK_FREQUENCY(0.001)
  #define OPTO_LRG_HIGH_FREQ     BLOCK_FREQUENCY(0.25)
+ #define LRG_All_STACK_SIZE     1048575
  
  //------------------------------LRG--------------------------------------------
  // Live-RanGe structure.
  class LRG : public ResourceObj {
    friend class VMStructs;
*** 93,105 ****
  
  private:
    RegMask _mask;                // Allowed registers for this LRG
    uint _mask_size;              // cache of _mask.Size();
  public:
!   int compute_mask_size() const { return _mask.is_AllStack() ? 65535 : _mask.Size(); }
    void set_mask_size( int size ) {
!     assert((size == 65535) || (size == (int)_mask.Size()), "");
      _mask_size = size;
  #ifdef ASSERT
      _msize_valid=1;
      if (_is_vector) {
        assert(!_fat_proj, "sanity");
--- 94,106 ----
  
  private:
    RegMask _mask;                // Allowed registers for this LRG
    uint _mask_size;              // cache of _mask.Size();
  public:
!   int compute_mask_size() const { return _mask.is_AllStack() ? LRG_All_STACK_SIZE : _mask.Size(); }
    void set_mask_size( int size ) {
!     assert((size == LRG_All_STACK_SIZE) || (size == (int)_mask.Size()), "");
      _mask_size = size;
  #ifdef ASSERT
      _msize_valid=1;
      if (_is_vector) {
        assert(!_fat_proj, "sanity");