compiler/optimizing/code_generator_arm.cc [5236:5261]:
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    HLoadString::LoadKind desired_string_load_kind) {
  if (kEmitCompilerReadBarrier) {
    switch (desired_string_load_kind) {
      case HLoadString::LoadKind::kBootImageLinkTimeAddress:
      case HLoadString::LoadKind::kBootImageLinkTimePcRelative:
      case HLoadString::LoadKind::kBootImageAddress:
        // TODO: Implement for read barrier.
        return HLoadString::LoadKind::kDexCacheViaMethod;
      default:
        break;
    }
  }
  switch (desired_string_load_kind) {
    case HLoadString::LoadKind::kBootImageLinkTimeAddress:
      DCHECK(!GetCompilerOptions().GetCompilePic());
      break;
    case HLoadString::LoadKind::kBootImageLinkTimePcRelative:
      DCHECK(GetCompilerOptions().GetCompilePic());
      break;
    case HLoadString::LoadKind::kBootImageAddress:
      break;
    case HLoadString::LoadKind::kDexCacheAddress:
      DCHECK(Runtime::Current()->UseJitCompilation());
      break;
    case HLoadString::LoadKind::kDexCachePcRelative:
      DCHECK(!Runtime::Current()->UseJitCompilation());
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compiler/optimizing/code_generator_arm64.cc [4039:4064]:
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    HLoadString::LoadKind desired_string_load_kind) {
  if (kEmitCompilerReadBarrier) {
    switch (desired_string_load_kind) {
      case HLoadString::LoadKind::kBootImageLinkTimeAddress:
      case HLoadString::LoadKind::kBootImageLinkTimePcRelative:
      case HLoadString::LoadKind::kBootImageAddress:
        // TODO: Implement for read barrier.
        return HLoadString::LoadKind::kDexCacheViaMethod;
      default:
        break;
    }
  }
  switch (desired_string_load_kind) {
    case HLoadString::LoadKind::kBootImageLinkTimeAddress:
      DCHECK(!GetCompilerOptions().GetCompilePic());
      break;
    case HLoadString::LoadKind::kBootImageLinkTimePcRelative:
      DCHECK(GetCompilerOptions().GetCompilePic());
      break;
    case HLoadString::LoadKind::kBootImageAddress:
      break;
    case HLoadString::LoadKind::kDexCacheAddress:
      DCHECK(Runtime::Current()->UseJitCompilation());
      break;
    case HLoadString::LoadKind::kDexCachePcRelative:
      DCHECK(!Runtime::Current()->UseJitCompilation());
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