jsroffset = jsroffset - 4;  if (VM.TraceStkMaps) {
if (VM.TraceStkMaps) {
    private int  convertJsrBitNumToOffset(int bitnum)    {          int jsroffset;	  // now use the normal reference map routine	  jsroffset = convertBitNumToOffset(bitnum);	  // compensate for slightly different map formats ie no jsr bit in jsr maps	  jsroffset = jsroffset - 4;          if (VM.TraceStkMaps)            {            VM.sysWrite("convertJsrBitnumToOffset- input bitnum = ");            VM.sysWrite(  bitnum );            VM.sysWrite(  "  offset = " );            VM.sysWrite(  jsroffset);            VM.sysWrite( "\n");	    }          return jsroffset;    }