Subzero, MIPS32: Atomic intrinsics fixes

src/IceTargetLoweringMIPS32.h

 //===- subzero/src/IceTargetLoweringMIPS32.h - MIPS32 lowering ---*- C++-*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 94 matching lines @@
     PrologEmitsFixedAllocas = true;
   }
   int32_t getFrameFixedAllocaOffset() const override {
     int32_t FixedAllocaOffset =
         Utils::applyAlignment(CurrentAllocaOffset, FixedAllocaAlignBytes);
     return FixedAllocaOffset - MaxOutArgsSizeBytes;
   }
 
   uint32_t maxOutArgsSizeBytes() const override { return MaxOutArgsSizeBytes; }
 
+  uint32_t getFramePointerOffset(uint32_t CurrentOffset,
+                                 uint32_t Size) const override {
+    (void)Size;
+    return CurrentOffset + MaxOutArgsSizeBytes;
+  }
+
   bool shouldSplitToVariable64On32(Type Ty) const override {
     return Ty == IceType_i64;
   }
 
   bool shouldSplitToVariableVecOn32(Type Ty) const override {
     return isVectorType(Ty);
   }
 
   // TODO(ascull): what is the best size of MIPS?
   SizeT getMinJumpTableSize() const override { return 3; }
@@ skipping 476 matching lines @@
 
   public:
     explicit Sandboxer(
         TargetMIPS32 *Target,
         InstBundleLock::Option BundleOption = InstBundleLock::Opt_None);
     ~Sandboxer();
 
     void addiu_sp(uint32_t StackOffset);
     void lw(Variable *Dest, OperandMIPS32Mem *Mem);
     void sw(Variable *Dest, OperandMIPS32Mem *Mem);
+    void ll(Variable *Dest, OperandMIPS32Mem *Mem);
+    void sc(Variable *Dest, OperandMIPS32Mem *Mem);
     void lwc1(Variable *Dest, OperandMIPS32Mem *Mem, RelocOp Reloc = RO_No);
     void ldc1(Variable *Dest, OperandMIPS32Mem *Mem, RelocOp Reloc = RO_No);
     void ret(Variable *RetAddr, Variable *RetValue);
     void reset_sp(Variable *Src);
     InstMIPS32Call *jal(Variable *ReturnReg, Operand *CallTarget);
 
   private:
     TargetMIPS32 *const Target;
     const InstBundleLock::Option BundleOption;
     std::unique_ptr<AutoBundle> Bundler;
@@ skipping 425 matching lines @@
   uint32_t Flags1 = AFL_FLAGS1_ODDSPREG;
   uint32_t Flags2 = AFL_FLAGS2_NONE;
 
   MipsABIFlagsSection() = default;
 };
 
 } // end of namespace MIPS32
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGMIPS32_H