src/cpu/x86/vm/c1_LIRAssembler_x86.cpp

rev 5734 : 8028764: dtrace/hotspot_jni/ALL/ALL001 crashes the vm on Solaris-amd64, SIGSEGV in MarkSweep::follow_stack()+0x8a
Summary: C1 generates code to encode compressed oop into tmp register before runtime call for patching where GC may happen
Reviewed-by:

*** 1004,1013 ****
--- 1004,1016 ----
      __ verify_oop(src->as_register());
  #ifdef _LP64
      if (UseCompressedOops && !wide) {
        __ movptr(compressed_src, src->as_register());
        __ encode_heap_oop(compressed_src);
+       if (patch_code != lir_patch_none) {
+         info->oop_map()->set_narrowoop(compressed_src->as_VMReg());
+       }
      }
  #endif
    }
  
    if (patch_code != lir_patch_none) {