src/hotspot/share/opto/compile.cpp

rev 48394 : [RFC] MachSpillCopy peephole
Enable OptoPeephole by default on AArch64.
Add manually defined peephole() method for MachSpillCopy node.

*** 2424,2440 ****
        cfg.set_loop_alignment();
      }
      cfg.fixup_flow();
    }
  
    // Apply peephole optimizations
    if( OptoPeephole ) {
      TracePhase tp("peephole", &timers[_t_peephole]);
      PhasePeephole peep( _regalloc, cfg);
      peep.do_transform();
    }
! 
    // Do late expand if CPU requires this.
    if (Matcher::require_postalloc_expand) {
      TracePhase tp("postalloc_expand", &timers[_t_postalloc_expand]);
      cfg.postalloc_expand(_regalloc);
    }
--- 2424,2441 ----
        cfg.set_loop_alignment();
      }
      cfg.fixup_flow();
    }
  
+ #if 0
    // Apply peephole optimizations
    if( OptoPeephole ) {
      TracePhase tp("peephole", &timers[_t_peephole]);
      PhasePeephole peep( _regalloc, cfg);
      peep.do_transform();
    }
! #endif
    // Do late expand if CPU requires this.
    if (Matcher::require_postalloc_expand) {
      TracePhase tp("postalloc_expand", &timers[_t_postalloc_expand]);
      cfg.postalloc_expand(_regalloc);
    }