Require SSE2 support for the ia32 port.

src/ia32/macro-assembler-ia32.h

Index: src/ia32/macro-assembler-ia32.h
diff --git a/src/ia32/macro-assembler-ia32.h b/src/ia32/macro-assembler-ia32.h
index f8c2401323b7c5be32c3a05b5949ab21fe5bf473..6a1d7ef68382f376ae1d5c1879e9118f78e9963f 100644
--- a/src/ia32/macro-assembler-ia32.h
+++ b/src/ia32/macro-assembler-ia32.h
@@ -370,7 +370,6 @@ class MacroAssembler: public Assembler {
                                    Register scratch1,
                                    XMMRegister scratch2,
                                    Label* fail,
-                                   bool specialize_for_processor,
                                    int offset = 0);
 
   // Compare an object's map with the specified map.
@@ -439,13 +438,10 @@ class MacroAssembler: public Assembler {
 
   void TruncateHeapNumberToI(Register result_reg, Register input_reg);
   void TruncateDoubleToI(Register result_reg, XMMRegister input_reg);
-  void TruncateX87TOSToI(Register result_reg);
 
   void DoubleToI(Register result_reg, XMMRegister input_reg,
       XMMRegister scratch, MinusZeroMode minus_zero_mode,
       Label* conversion_failed, Label::Distance dst = Label::kFar);
-  void X87TOSToI(Register result_reg, MinusZeroMode minus_zero_mode,
-      Label* conversion_failed, Label::Distance dst = Label::kFar);
 
   void TaggedToI(Register result_reg, Register input_reg, XMMRegister temp,
       MinusZeroMode minus_zero_mode, Label* lost_precision);
@@ -469,7 +465,6 @@ class MacroAssembler: public Assembler {
   }
 
   void LoadUint32(XMMRegister dst, Register src, XMMRegister scratch);
-  void LoadUint32NoSSE2(Register src);
 
   // Jump the register contains a smi.
   inline void JumpIfSmi(Register value,
@@ -831,9 +826,6 @@ class MacroAssembler: public Assembler {
     return code_object_;
   }
 
-  // Insert code to verify that the x87 stack has the specified depth (0-7)
-  void VerifyX87StackDepth(uint32_t depth);
-
   // Emit code for a truncating division by a constant. The dividend register is
   // unchanged, the result is in edx, and eax gets clobbered.
   void TruncatingDiv(Register dividend, int32_t divisor);