browser.setBytecodeIndex(findBytecodeIndexForInstruction(instr>>>LG_INSTRUCTION_WIDTH));
browser.setBytecodeIndex(findBytecodeIndexForInstruction(instr));
  public final void set(VM_StackBrowser browser, int instr) {    browser.setMethod(method);    browser.setCompiledMethod(this);    browser.setBytecodeIndex(findBytecodeIndexForInstruction(instr>>>LG_INSTRUCTION_WIDTH));    if (VM.TraceStackTrace) {        VM.sysWrite("setting stack to frame (base): ");        VM.sysWrite( browser.getMethod() );        VM.sysWrite( browser.getBytecodeIndex() );        VM.sysWrite("\n");    }  }