Subzero. X86. Refactors Address Mode formation.

src/IceTargetLoweringX8632.h

Index: src/IceTargetLoweringX8632.h
diff --git a/src/IceTargetLoweringX8632.h b/src/IceTargetLoweringX8632.h
index 39ba6083897a41f95076c35c8f62255f60ad4a48..39401acc599a69741018dcf54f19e0dee5b38c1d 100644
--- a/src/IceTargetLoweringX8632.h
+++ b/src/IceTargetLoweringX8632.h
@@ -51,12 +51,12 @@ public:
 protected:
   void _add_sp(Operand *Adjustment);
   void _mov_sp(Operand *NewValue);
-  Traits::X86OperandMem *_sandbox_mem_reference(X86OperandMem *) {
-    llvm::report_fatal_error("sandbox mem reference for x86-32.");
-  }
+  Traits::X86OperandMem *_sandbox_mem_reference(X86OperandMem *Mem);
   void _sub_sp(Operand *Adjustment);
 
-  void initSandbox() {}
+  void initSandboxPtr();
+  void initSandbox();
+  bool legalizeOptAddrForSandbox(OptAddr *Addr);
   void lowerIndirectJump(Variable *JumpTarget);
   Inst *emitCallToTarget(Operand *CallTarget, Variable *ReturnReg) override;
   Variable *moveReturnValueToRegister(Operand *Value, Type ReturnType) override;