MachO: direct-to-object attribute for data-in-code markers.
The target backend can support data-in-code load commands even when
the assembler doesn't, or vice-versa. Allow targets to opt-in for
direct-to-object.
PR13973.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164974 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCMachOStreamer.cpp b/lib/MC/MCMachOStreamer.cpp
index 74f6dc6..b152a8c 100644
--- a/lib/MC/MCMachOStreamer.cpp
+++ b/lib/MC/MCMachOStreamer.cpp
@@ -139,6 +139,8 @@
}
void MCMachOStreamer::EmitDataRegion(DataRegionData::KindTy Kind) {
+ if (!getAssembler().getBackend().hasDataInCodeSupport())
+ return;
// Create a temporary label to mark the start of the data region.
MCSymbol *Start = getContext().CreateTempSymbol();
EmitLabel(Start);
@@ -149,6 +151,8 @@
}
void MCMachOStreamer::EmitDataRegionEnd() {
+ if (!getAssembler().getBackend().hasDataInCodeSupport())
+ return;
std::vector<DataRegionData> &Regions = getAssembler().getDataRegions();
assert(Regions.size() && "Mismatched .end_data_region!");
DataRegionData &Data = Regions.back();