Avoid including CodeView/SymbolRecord.h from MCStreamer.h

Move the types needed out so they can be forward declared instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@375325 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/DebugInfo/CodeView/SymbolRecord.h b/include/llvm/DebugInfo/CodeView/SymbolRecord.h
index 4106245..1aafa3c 100644
--- a/include/llvm/DebugInfo/CodeView/SymbolRecord.h
+++ b/include/llvm/DebugInfo/CodeView/SymbolRecord.h
@@ -469,61 +469,61 @@
   uint32_t RecordOffset = 0;
 };
 
+struct DefRangeRegisterHeader {
+  ulittle16_t Register;
+  ulittle16_t MayHaveNoName;
+};
+
 // S_DEFRANGE_REGISTER
 class DefRangeRegisterSym : public SymbolRecord {
 public:
-  struct Header {
-    ulittle16_t Register;
-    ulittle16_t MayHaveNoName;
-  };
-
   explicit DefRangeRegisterSym(SymbolRecordKind Kind) : SymbolRecord(Kind) {}
   explicit DefRangeRegisterSym(uint32_t RecordOffset)
       : SymbolRecord(SymbolRecordKind::DefRangeRegisterSym),
         RecordOffset(RecordOffset) {}
 
-  uint32_t getRelocationOffset() const { return RecordOffset + sizeof(Header); }
+  uint32_t getRelocationOffset() const { return RecordOffset + sizeof(DefRangeRegisterHeader); }
 
-  Header Hdr;
+  DefRangeRegisterHeader Hdr;
   LocalVariableAddrRange Range;
   std::vector<LocalVariableAddrGap> Gaps;
 
   uint32_t RecordOffset = 0;
 };
 
+struct DefRangeSubfieldRegisterHeader {
+  ulittle16_t Register;
+  ulittle16_t MayHaveNoName;
+  ulittle32_t OffsetInParent;
+};
+
 // S_DEFRANGE_SUBFIELD_REGISTER
 class DefRangeSubfieldRegisterSym : public SymbolRecord {
 public:
-  struct Header {
-    ulittle16_t Register;
-    ulittle16_t MayHaveNoName;
-    ulittle32_t OffsetInParent;
-  };
-
   explicit DefRangeSubfieldRegisterSym(SymbolRecordKind Kind)
       : SymbolRecord(Kind) {}
   explicit DefRangeSubfieldRegisterSym(uint32_t RecordOffset)
       : SymbolRecord(SymbolRecordKind::DefRangeSubfieldRegisterSym),
         RecordOffset(RecordOffset) {}
 
-  uint32_t getRelocationOffset() const { return RecordOffset + sizeof(Header); }
+  uint32_t getRelocationOffset() const { return RecordOffset + sizeof(DefRangeSubfieldRegisterHeader); }
 
-  Header Hdr;
+  DefRangeSubfieldRegisterHeader Hdr;
   LocalVariableAddrRange Range;
   std::vector<LocalVariableAddrGap> Gaps;
 
   uint32_t RecordOffset = 0;
 };
 
+struct DefRangeFramePointerRelHeader {
+  little32_t Offset;
+};
+
 // S_DEFRANGE_FRAMEPOINTER_REL
 class DefRangeFramePointerRelSym : public SymbolRecord {
   static constexpr uint32_t RelocationOffset = 8;
 
 public:
-  struct Header {
-    little32_t Offset;
-  };
-
   explicit DefRangeFramePointerRelSym(SymbolRecordKind Kind)
       : SymbolRecord(Kind) {}
   explicit DefRangeFramePointerRelSym(uint32_t RecordOffset)
@@ -534,22 +534,22 @@
     return RecordOffset + RelocationOffset;
   }
 
-  Header Hdr;
+  DefRangeFramePointerRelHeader Hdr;
   LocalVariableAddrRange Range;
   std::vector<LocalVariableAddrGap> Gaps;
 
   uint32_t RecordOffset = 0;
 };
 
+struct DefRangeRegisterRelHeader {
+  ulittle16_t Register;
+  ulittle16_t Flags;
+  little32_t BasePointerOffset;
+};
+
 // S_DEFRANGE_REGISTER_REL
 class DefRangeRegisterRelSym : public SymbolRecord {
 public:
-  struct Header {
-    ulittle16_t Register;
-    ulittle16_t Flags;
-    little32_t BasePointerOffset;
-  };
-
   explicit DefRangeRegisterRelSym(SymbolRecordKind Kind) : SymbolRecord(Kind) {}
   explicit DefRangeRegisterRelSym(uint32_t RecordOffset)
       : SymbolRecord(SymbolRecordKind::DefRangeRegisterRelSym),
@@ -567,9 +567,9 @@
   bool hasSpilledUDTMember() const { return Hdr.Flags & IsSubfieldFlag; }
   uint16_t offsetInParent() const { return Hdr.Flags >> OffsetInParentShift; }
 
-  uint32_t getRelocationOffset() const { return RecordOffset + sizeof(Header); }
+  uint32_t getRelocationOffset() const { return RecordOffset + sizeof(DefRangeRegisterRelHeader); }
 
-  Header Hdr;
+  DefRangeRegisterRelHeader Hdr;
   LocalVariableAddrRange Range;
   std::vector<LocalVariableAddrGap> Gaps;
 
diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h
index c703afe..6b48580 100644
--- a/include/llvm/MC/MCStreamer.h
+++ b/include/llvm/MC/MCStreamer.h
@@ -18,7 +18,6 @@
 #include "llvm/ADT/Optional.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringRef.h"
-#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
 #include "llvm/MC/MCDirectives.h"
 #include "llvm/MC/MCLinkerOptimizationHint.h"
 #include "llvm/MC/MCSymbol.h"
@@ -55,6 +54,13 @@
 class raw_ostream;
 class Twine;
 
+namespace codeview {
+struct DefRangeRegisterRelHeader;
+struct DefRangeSubfieldRegisterHeader;
+struct DefRangeRegisterHeader;
+struct DefRangeFramePointerRelHeader;
+}
+
 using MCSectionSubPair = std::pair<MCSection *, const MCExpr *>;
 
 /// Target specific streamer interface. This is used so that targets can
@@ -873,19 +879,19 @@
 
   virtual void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeRegisterRelSym::Header DRHdr);
+      codeview::DefRangeRegisterRelHeader DRHdr);
 
   virtual void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeSubfieldRegisterSym::Header DRHdr);
+      codeview::DefRangeSubfieldRegisterHeader DRHdr);
 
   virtual void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeRegisterSym::Header DRHdr);
+      codeview::DefRangeRegisterHeader DRHdr);
 
   virtual void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeFramePointerRelSym::Header DRHdr);
+      codeview::DefRangeFramePointerRelHeader DRHdr);
 
   /// This implements the CodeView '.cv_stringtable' assembler directive.
   virtual void EmitCVStringTableDirective() {}
diff --git a/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp b/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
index 012da94..c6457f3 100644
--- a/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
@@ -2654,7 +2654,7 @@
           (bool(Flags & LocalSymFlags::IsParameter)
                ? (EncFP == FI.EncodedParamFramePtrReg)
                : (EncFP == FI.EncodedLocalFramePtrReg))) {
-        DefRangeFramePointerRelSym::Header DRHdr;
+        DefRangeFramePointerRelHeader DRHdr;
         DRHdr.Offset = Offset;
         OS.EmitCVDefRangeDirective(DefRange.Ranges, DRHdr);
       } else {
@@ -2664,7 +2664,7 @@
                         (DefRange.StructOffset
                          << DefRangeRegisterRelSym::OffsetInParentShift);
         }
-        DefRangeRegisterRelSym::Header DRHdr;
+        DefRangeRegisterRelHeader DRHdr;
         DRHdr.Register = Reg;
         DRHdr.Flags = RegRelFlags;
         DRHdr.BasePointerOffset = Offset;
@@ -2673,13 +2673,13 @@
     } else {
       assert(DefRange.DataOffset == 0 && "unexpected offset into register");
       if (DefRange.IsSubfield) {
-        DefRangeSubfieldRegisterSym::Header DRHdr;
+        DefRangeSubfieldRegisterHeader DRHdr;
         DRHdr.Register = DefRange.CVRegister;
         DRHdr.MayHaveNoName = 0;
         DRHdr.OffsetInParent = DefRange.StructOffset;
         OS.EmitCVDefRangeDirective(DefRange.Ranges, DRHdr);
       } else {
-        DefRangeRegisterSym::Header DRHdr;
+        DefRangeRegisterHeader DRHdr;
         DRHdr.Register = DefRange.CVRegister;
         DRHdr.MayHaveNoName = 0;
         OS.EmitCVDefRangeDirective(DefRange.Ranges, DRHdr);
diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index dd27d0b..2d9c2cb 100644
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -11,6 +11,7 @@
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/Twine.h"
+#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
 #include "llvm/MC/MCAsmBackend.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCAssembler.h"
@@ -263,19 +264,19 @@
 
   void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeRegisterRelSym::Header DRHdr) override;
+      codeview::DefRangeRegisterRelHeader DRHdr) override;
 
   void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeSubfieldRegisterSym::Header DRHdr) override;
+      codeview::DefRangeSubfieldRegisterHeader DRHdr) override;
 
   void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeRegisterSym::Header DRHdr) override;
+      codeview::DefRangeRegisterHeader DRHdr) override;
 
   void EmitCVDefRangeDirective(
       ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-      codeview::DefRangeFramePointerRelSym::Header DRHdr) override;
+      codeview::DefRangeFramePointerRelHeader DRHdr) override;
 
   void EmitCVStringTableDirective() override;
   void EmitCVFileChecksumsDirective() override;
@@ -1438,7 +1439,7 @@
 
 void MCAsmStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeRegisterRelSym::Header DRHdr) {
+    codeview::DefRangeRegisterRelHeader DRHdr) {
   PrintCVDefRangePrefix(Ranges);
   OS << ", reg_rel, ";
   OS << DRHdr.Register << ", " << DRHdr.Flags << ", "
@@ -1448,7 +1449,7 @@
 
 void MCAsmStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeSubfieldRegisterSym::Header DRHdr) {
+    codeview::DefRangeSubfieldRegisterHeader DRHdr) {
   PrintCVDefRangePrefix(Ranges);
   OS << ", subfield_reg, ";
   OS << DRHdr.Register << ", " << DRHdr.OffsetInParent;
@@ -1457,7 +1458,7 @@
 
 void MCAsmStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeRegisterSym::Header DRHdr) {
+    codeview::DefRangeRegisterHeader DRHdr) {
   PrintCVDefRangePrefix(Ranges);
   OS << ", reg, ";
   OS << DRHdr.Register;
@@ -1466,7 +1467,7 @@
 
 void MCAsmStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeFramePointerRelSym::Header DRHdr) {
+    codeview::DefRangeFramePointerRelHeader DRHdr) {
   PrintCVDefRangePrefix(Ranges);
   OS << ", frame_ptr_rel, ";
   OS << DRHdr.Offset;
diff --git a/lib/MC/MCParser/AsmParser.cpp b/lib/MC/MCParser/AsmParser.cpp
index ca6bc25..b59ac08 100644
--- a/lib/MC/MCParser/AsmParser.cpp
+++ b/lib/MC/MCParser/AsmParser.cpp
@@ -22,6 +22,7 @@
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/BinaryFormat/Dwarf.h"
+#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCCodeView.h"
 #include "llvm/MC/MCContext.h"
@@ -3908,7 +3909,7 @@
         parseAbsoluteExpression(DRRegister))
       return Error(Loc, "expected register number");
 
-    codeview::DefRangeRegisterSym::Header DRHdr;
+    codeview::DefRangeRegisterHeader DRHdr;
     DRHdr.Register = DRRegister;
     DRHdr.MayHaveNoName = 0;
     getStreamer().EmitCVDefRangeDirective(Ranges, DRHdr);
@@ -3921,7 +3922,7 @@
         parseAbsoluteExpression(DROffset))
       return Error(Loc, "expected offset value");
 
-    codeview::DefRangeFramePointerRelSym::Header DRHdr;
+    codeview::DefRangeFramePointerRelHeader DRHdr;
     DRHdr.Offset = DROffset;
     getStreamer().EmitCVDefRangeDirective(Ranges, DRHdr);
     break;
@@ -3938,7 +3939,7 @@
         parseAbsoluteExpression(DROffsetInParent))
       return Error(Loc, "expected offset value");
 
-    codeview::DefRangeSubfieldRegisterSym::Header DRHdr;
+    codeview::DefRangeSubfieldRegisterHeader DRHdr;
     DRHdr.Register = DRRegister;
     DRHdr.MayHaveNoName = 0;
     DRHdr.OffsetInParent = DROffsetInParent;
@@ -3963,7 +3964,7 @@
         parseAbsoluteExpression(DRBasePointerOffset))
       return Error(Loc, "expected base pointer offset value");
 
-    codeview::DefRangeRegisterRelSym::Header DRHdr;
+    codeview::DefRangeRegisterRelHeader DRHdr;
     DRHdr.Register = DRRegister;
     DRHdr.Flags = DRFlags;
     DRHdr.BasePointerOffset = DRBasePointerOffset;
diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp
index 38d4b17..b8278cb 100644
--- a/lib/MC/MCStreamer.cpp
+++ b/lib/MC/MCStreamer.cpp
@@ -12,6 +12,7 @@
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/BinaryFormat/COFF.h"
+#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
 #include "llvm/MC/MCAsmBackend.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCCodeView.h"
@@ -347,7 +348,7 @@
 
 void MCStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeRegisterRelSym::Header DRHdr) {
+    codeview::DefRangeRegisterRelHeader DRHdr) {
   SmallString<20> BytePrefix;
   copyBytesForDefRange(BytePrefix, codeview::S_DEFRANGE_REGISTER_REL, DRHdr);
   EmitCVDefRangeDirective(Ranges, BytePrefix);
@@ -355,7 +356,7 @@
 
 void MCStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeSubfieldRegisterSym::Header DRHdr) {
+    codeview::DefRangeSubfieldRegisterHeader DRHdr) {
   SmallString<20> BytePrefix;
   copyBytesForDefRange(BytePrefix, codeview::S_DEFRANGE_SUBFIELD_REGISTER,
                        DRHdr);
@@ -364,7 +365,7 @@
 
 void MCStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeRegisterSym::Header DRHdr) {
+    codeview::DefRangeRegisterHeader DRHdr) {
   SmallString<20> BytePrefix;
   copyBytesForDefRange(BytePrefix, codeview::S_DEFRANGE_REGISTER, DRHdr);
   EmitCVDefRangeDirective(Ranges, BytePrefix);
@@ -372,7 +373,7 @@
 
 void MCStreamer::EmitCVDefRangeDirective(
     ArrayRef<std::pair<const MCSymbol *, const MCSymbol *>> Ranges,
-    codeview::DefRangeFramePointerRelSym::Header DRHdr) {
+    codeview::DefRangeFramePointerRelHeader DRHdr) {
   SmallString<20> BytePrefix;
   copyBytesForDefRange(BytePrefix, codeview::S_DEFRANGE_FRAMEPOINTER_REL,
                        DRHdr);