Add a few missing headers for modularization/IWYU/etc

Several cases where class definitions are required for DenseMap pointer
traits handling.

llvm-svn: 316803

6 files changed, 8 insertions, 3 deletions

diff --git a/llvm/include/llvm/MC/MCWasmStreamer.h b/llvm/include/llvm/MC/MCWasmStreamer.h
index 135d5e38bc9..c0d45451a9a 100644
--- a/llvm/include/llvm/MC/MCWasmStreamer.h
+++ b/llvm/include/llvm/MC/MCWasmStreamer.h
@@ -10,6 +10,8 @@
 #ifndef LLVM_MC_MCWASMSTREAMER_H
 #define LLVM_MC_MCWASMSTREAMER_H
 
+#include "MCAsmBackend.h"
+#include "MCCodeEmitter.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/MC/MCDirectives.h"
 #include "llvm/MC/MCObjectStreamer.h"
@@ -17,9 +19,7 @@
 #include "llvm/Support/DataTypes.h"
 
 namespace llvm {
-class MCAsmBackend;
 class MCAssembler;
-class MCCodeEmitter;
 class MCExpr;
 class MCInst;
 class raw_ostream;
diff --git a/llvm/include/llvm/PassAnalysisSupport.h b/llvm/include/llvm/PassAnalysisSupport.h
index ba988485c40..b109605355b 100644
--- a/llvm/include/llvm/PassAnalysisSupport.h
+++ b/llvm/include/llvm/PassAnalysisSupport.h
@@ -19,6 +19,7 @@
 #ifndef LLVM_PASSANALYSISSUPPORT_H
 #define LLVM_PASSANALYSISSUPPORT_H
 
+#include "Pass.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringRef.h"
 #include <cassert>
diff --git a/llvm/lib/CodeGen/AsmPrinter/DbgValueHistoryCalculator.h b/llvm/lib/CodeGen/AsmPrinter/DbgValueHistoryCalculator.h
index 5d039f951b3..a7b0562e810 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DbgValueHistoryCalculator.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DbgValueHistoryCalculator.h
@@ -12,12 +12,12 @@
 
 #include "llvm/ADT/MapVector.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/IR/DebugInfoMetadata.h"
 #include <utility>
 
 namespace llvm {
 
 class DILocalVariable;
-class DILocation;
 class MachineFunction;
 class MachineInstr;
 class TargetRegisterInfo;
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h
index 989bd552a37..f05e3a6f116 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendDarwin.h
@@ -12,6 +12,7 @@
 
 #include "ARMAsmBackend.h"
 #include "llvm/BinaryFormat/MachO.h"
+#include "llvm/MC/MCObjectWriter.h"
 
 namespace llvm {
 class ARMAsmBackendDarwin : public ARMAsmBackend {
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendELF.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendELF.h
index 703567d6006..d0f5419a1b0 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendELF.h
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendELF.h
@@ -12,6 +12,8 @@
 
 #include "ARMAsmBackend.h"
 #include "MCTargetDesc/ARMMCTargetDesc.h"
+#include "llvm/MC/MCObjectWriter.h"
+
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendWinCOFF.h b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendWinCOFF.h
index 2c48dcccab1..53b9c29446a 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendWinCOFF.h
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackendWinCOFF.h
@@ -11,6 +11,7 @@
 #define LLVM_LIB_TARGET_ARM_ARMASMBACKENDWINCOFF_H
 
 #include "ARMAsmBackend.h"
+#include "llvm/MC/MCObjectWriter.h"
 using namespace llvm;
 
 namespace {