[NFC] Header cleanup

Removed some unused headers, replaced some headers with forward class declarations.

Found using simple scripts like this one:
clear && ack --cpp -l '#include "llvm/ADT/IndexedMap.h"' | xargs grep -L 'IndexedMap[<]' | xargs grep -n --color=auto 'IndexedMap'

Patch by Eugene Kosov <claprix@yandex.ru>

Differential Revision: http://reviews.llvm.org/D19219

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 266595

7 files changed, 6 insertions, 17 deletions

diff --git a/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp b/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
index e177b85dbbb..5545f36b573 100644
--- a/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
+++ b/llvm/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
@@ -11,8 +11,6 @@
 #include "MCTargetDesc/PPCMCTargetDesc.h"
 #include "PPCTargetStreamer.h"
 #include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallString.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringSwitch.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/MC/MCContext.h"
diff --git a/llvm/lib/Target/PowerPC/PPC.h b/llvm/lib/Target/PowerPC/PPC.h
index d4eee2204cf..a93ed51c54e 100644
--- a/llvm/lib/Target/PowerPC/PPC.h
+++ b/llvm/lib/Target/PowerPC/PPC.h
@@ -16,7 +16,6 @@
 #define LLVM_LIB_TARGET_POWERPC_PPC_H
 
 #include "MCTargetDesc/PPCMCTargetDesc.h"
-#include <string>
 
 // GCC #defines PPC on Linux but we use it as our namespace name
 #undef PPC
diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index f20665240b1..ac9d19c01a7 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -25,7 +25,6 @@
 #include "PPCTargetMachine.h"
 #include "PPCTargetStreamer.h"
 #include "llvm/ADT/MapVector.h"
-#include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
@@ -50,7 +49,6 @@
 #include "llvm/MC/MCSectionMachO.h"
 #include "llvm/MC/MCStreamer.h"
 #include "llvm/MC/MCSymbolELF.h"
-#include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ELF.h"
 #include "llvm/Support/ErrorHandling.h"
diff --git a/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp b/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
index 643d327b321..6e1d57a6bae 100644
--- a/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
+++ b/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
@@ -54,9 +54,6 @@
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #endif
 
-#include <algorithm>
-#include <vector>
-
 using namespace llvm;
 
 #define DEBUG_TYPE "ctrloops"
diff --git a/llvm/lib/Target/PowerPC/PPCEarlyReturn.cpp b/llvm/lib/Target/PowerPC/PPCEarlyReturn.cpp
index 688a8742218..28798c38aa7 100644
--- a/llvm/lib/Target/PowerPC/PPCEarlyReturn.cpp
+++ b/llvm/lib/Target/PowerPC/PPCEarlyReturn.cpp
@@ -12,10 +12,10 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "PPCInstrInfo.h"
-#include "MCTargetDesc/PPCPredicates.h"
 #include "PPC.h"
+#include "MCTargetDesc/PPCPredicates.h"
 #include "PPCInstrBuilder.h"
+#include "PPCInstrInfo.h"
 #include "PPCMachineFunctionInfo.h"
 #include "PPCTargetMachine.h"
 #include "llvm/ADT/STLExtras.h"
@@ -26,7 +26,6 @@
 #include "llvm/CodeGen/MachineMemOperand.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/MC/MCAsmInfo.h"
-#include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/TargetRegistry.h"
diff --git a/llvm/lib/Target/PowerPC/PPCTOCRegDeps.cpp b/llvm/lib/Target/PowerPC/PPCTOCRegDeps.cpp
index bf165c9edc6..7c53a560179 100644
--- a/llvm/lib/Target/PowerPC/PPCTOCRegDeps.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTOCRegDeps.cpp
@@ -61,10 +61,10 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "PPCInstrInfo.h"
-#include "MCTargetDesc/PPCPredicates.h"
 #include "PPC.h"
+#include "MCTargetDesc/PPCPredicates.h"
 #include "PPCInstrBuilder.h"
+#include "PPCInstrInfo.h"
 #include "PPCMachineFunctionInfo.h"
 #include "PPCTargetMachine.h"
 #include "llvm/ADT/STLExtras.h"
@@ -74,7 +74,6 @@
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/MC/MCAsmInfo.h"
-#include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/TargetRegistry.h"
diff --git a/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp b/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp
index 782583ce342..60f1ad5585f 100644
--- a/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp
+++ b/llvm/lib/Target/PowerPC/PPCVSXCopy.cpp
@@ -13,11 +13,11 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "PPCInstrInfo.h"
-#include "MCTargetDesc/PPCPredicates.h"
 #include "PPC.h"
+#include "MCTargetDesc/PPCPredicates.h"
 #include "PPCHazardRecognizers.h"
 #include "PPCInstrBuilder.h"
+#include "PPCInstrInfo.h"
 #include "PPCMachineFunctionInfo.h"
 #include "PPCTargetMachine.h"
 #include "llvm/ADT/STLExtras.h"
@@ -28,7 +28,6 @@
 #include "llvm/CodeGen/MachineMemOperand.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/MC/MCAsmInfo.h"
-#include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/TargetRegistry.h"