MC: Switch assembler API to using MCExpr instead of MCValue.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84234 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCMachOStreamer.cpp b/lib/MC/MCMachOStreamer.cpp
index b592391..9f8841e 100644
--- a/lib/MC/MCMachOStreamer.cpp
+++ b/lib/MC/MCMachOStreamer.cpp
@@ -321,12 +321,7 @@
 }
 
 void MCMachOStreamer::EmitValue(const MCExpr *Value, unsigned Size) {
-  MCValue RelocValue;
-
-  if (!AddValueSymbols(Value)->EvaluateAsRelocatable(getContext(), RelocValue))
-    return llvm_report_error("expected relocatable expression");
-
-  new MCFillFragment(RelocValue, Size, 1, CurSectionData);
+  new MCFillFragment(*AddValueSymbols(Value), Size, 1, CurSectionData);
 }
 
 void MCMachOStreamer::EmitValueToAlignment(unsigned ByteAlignment,
@@ -344,12 +339,7 @@
 
 void MCMachOStreamer::EmitValueToOffset(const MCExpr *Offset,
                                         unsigned char Value) {
-  MCValue RelocOffset;
-
-  if (!AddValueSymbols(Offset)->EvaluateAsRelocatable(RelocOffset))
-    return llvm_report_error("expected relocatable expression");
-
-  new MCOrgFragment(RelocOffset, Value, CurSectionData);
+  new MCOrgFragment(*Offset, Value, CurSectionData);
 }
 
 void MCMachOStreamer::EmitInstruction(const MCInst &Inst) {