done

[oota-llvm.git] / lib / Target / X86 / X86CodeEmitter.cpp

diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp
index dbbd66f491b8ab29e97b3f50a984f4ff3acf5e59..a791e2a04abf628175a59b5fda688ac43dbd58a0 100644 (file)
--- a/lib/Target/X86/X86CodeEmitter.cpp
+++ b/lib/Target/X86/X86CodeEmitter.cpp
@@ -12,6 +12,7 @@
 //
 //===----------------------------------------------------------------------===//
 
+#define DEBUG_TYPE "x86-emitter"
 #include "X86InstrInfo.h"
 #include "X86Subtarget.h"
 #include "X86TargetMachine.h"
@@ -28,10 +29,7 @@
 #include "llvm/Target/TargetOptions.h"
 using namespace llvm;
 
-namespace {
-  Statistic
-  NumEmitted("x86-emitter", "Number of machine instructions emitted");
-}
+STATISTIC(NumEmitted, "Number of machine instructions emitted");
 
 namespace {
   class VISIBILITY_HIDDEN Emitter : public MachineFunctionPass {
@@ -586,6 +584,14 @@ void Emitter::emitInstruction(const MachineInstr &MI) {
   case X86II::TB:
     Need0FPrefix = true;   // Two-byte opcode prefix
     break;
+  case X86II::T8:
+    MCE.emitByte(0x0F);
+    MCE.emitByte(0x38);
+    break;
+  case X86II::TA:
+    MCE.emitByte(0x0F);
+    MCE.emitByte(0x3A);
+    break;
   case X86II::REP: break; // already handled.
   case X86II::XS:   // F3 0F
     MCE.emitByte(0xF3);
@@ -632,6 +638,8 @@ void Emitter::emitInstruction(const MachineInstr &MI) {
       assert(0 && "psuedo instructions should be removed before code emission");
     case TargetInstrInfo::INLINEASM:
       assert(0 && "JIT does not support inline asm!\n");
+    case TargetInstrInfo::LABEL:
+      assert(0 && "JIT does not support meta labels!\n");
     case X86::IMPLICIT_USE:
     case X86::IMPLICIT_DEF:
     case X86::IMPLICIT_DEF_GR8:
@@ -656,9 +664,10 @@ void Emitter::emitInstruction(const MachineInstr &MI) {
       if (MO.isMachineBasicBlock()) {
         emitPCRelativeBlockAddress(MO.getMachineBasicBlock());
       } else if (MO.isGlobalAddress()) {
-        bool isTailCall = Opcode == X86::TAILJMPd ||
-                          Opcode == X86::TAILJMPr || Opcode == X86::TAILJMPm;
-        emitGlobalAddressForCall(MO.getGlobal(), !isTailCall);
+        bool NeedStub = Is64BitMode ||
+                        Opcode == X86::TAILJMPd ||
+                        Opcode == X86::TAILJMPr || Opcode == X86::TAILJMPm;
+        emitGlobalAddressForCall(MO.getGlobal(), !NeedStub);
       } else if (MO.isExternalSymbol()) {
         emitExternalSymbolAddress(MO.getSymbolName(), X86::reloc_pcrel_word);
       } else if (MO.isImmediate()) {