[ARM] Enable shrink-wrapping by default.

[oota-llvm.git] / lib / Target / AArch64 / MCTargetDesc / AArch64MCCodeEmitter.cpp

diff --git a/lib/Target/AArch64/MCTargetDesc/AArch64MCCodeEmitter.cpp b/lib/Target/AArch64/MCTargetDesc/AArch64MCCodeEmitter.cpp
index a8fa9532fe0a2dd104b25909dded1a9ab45cfc60..7d8e79bc63c87b9671954f445930814796d65446 100644 (file)
--- a/lib/Target/AArch64/MCTargetDesc/AArch64MCCodeEmitter.cpp
+++ b/lib/Target/AArch64/MCTargetDesc/AArch64MCCodeEmitter.cpp
@@ -22,6 +22,7 @@
 #include "llvm/MC/MCInstrInfo.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
+#include "llvm/Support/EndianStream.h"
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
@@ -174,17 +175,7 @@ public:
   unsigned fixMOVZ(const MCInst &MI, unsigned EncodedValue,
                    const MCSubtargetInfo &STI) const;
 
-  void EmitByte(unsigned char C, raw_ostream &OS) const { OS << (char)C; }
-
-  void EmitConstant(uint64_t Val, unsigned Size, raw_ostream &OS) const {
-    // Output the constant in little endian byte order.
-    for (unsigned i = 0; i != Size; ++i) {
-      EmitByte(Val & 255, OS);
-      Val >>= 8;
-    }
-  }
-
-  void EncodeInstruction(const MCInst &MI, raw_ostream &OS,
+  void encodeInstruction(const MCInst &MI, raw_ostream &OS,
                          SmallVectorImpl<MCFixup> &Fixups,
                          const MCSubtargetInfo &STI) const override;
 
@@ -598,7 +589,7 @@ unsigned AArch64MCCodeEmitter::fixMOVZ(const MCInst &MI, unsigned EncodedValue,
   return EncodedValue & ~(1u << 30);
 }
 
-void AArch64MCCodeEmitter::EncodeInstruction(const MCInst &MI, raw_ostream &OS,
+void AArch64MCCodeEmitter::encodeInstruction(const MCInst &MI, raw_ostream &OS,
                                              SmallVectorImpl<MCFixup> &Fixups,
                                              const MCSubtargetInfo &STI) const {
   if (MI.getOpcode() == AArch64::TLSDESCCALL) {
@@ -611,7 +602,7 @@ void AArch64MCCodeEmitter::EncodeInstruction(const MCInst &MI, raw_ostream &OS,
   }
 
   uint64_t Binary = getBinaryCodeForInstr(MI, Fixups, STI);
-  EmitConstant(Binary, 4, OS);
+  support::endian::Writer<support::little>(OS).write<uint32_t>(Binary);
   ++MCNumEmitted; // Keep track of the # of mi's emitted.
 }