void dvmCompilerApplyGlobalOptimizations(CompilationUnit *cUnit)
{
    applyRedundantBranchElimination(cUnit);

#ifndef WITH_QC_PERF
    if (cUnit->jitMode == kJitLoop) {
        applyLoopLoadHoisting(cUnit);
    }
#endif
}
void dvmCompilerApplyGlobalOptimizations(CompilationUnit *cUnit)
{
    applyRedundantBranchElimination(cUnit);
}