ARM lowering integer divide and remainder, with div by 0 checks.

src/IceTargetLowering.h

 //===- subzero/src/IceTargetLowering.h - Lowering interface -----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares the TargetLowering, LoweringContext, and
@@ skipping 335 matching lines @@
   const static constexpr char *H_call_setjmp = "setjmp";
   const static constexpr char *H_fptosi_f32_i64 = "__Sz_fptosi_f32_i64";
   const static constexpr char *H_fptosi_f64_i64 = "__Sz_fptosi_f64_i64";
   const static constexpr char *H_fptoui_4xi32_f32 = "__Sz_fptoui_4xi32_f32";
   const static constexpr char *H_fptoui_f32_i32 = "__Sz_fptoui_f32_i32";
   const static constexpr char *H_fptoui_f32_i64 = "__Sz_fptoui_f32_i64";
   const static constexpr char *H_fptoui_f64_i32 = "__Sz_fptoui_f64_i32";
   const static constexpr char *H_fptoui_f64_i64 = "__Sz_fptoui_f64_i64";
   const static constexpr char *H_frem_f32 = "fmodf";
   const static constexpr char *H_frem_f64 = "fmod";
+  const static constexpr char *H_sdiv_i32 = "__divsi3";
   const static constexpr char *H_sdiv_i64 = "__divdi3";
   const static constexpr char *H_sitofp_i64_f32 = "__Sz_sitofp_i64_f32";
   const static constexpr char *H_sitofp_i64_f64 = "__Sz_sitofp_i64_f64";
+  const static constexpr char *H_srem_i32 = "__modsi3";
   const static constexpr char *H_srem_i64 = "__moddi3";
+  const static constexpr char *H_udiv_i32 = "__udivsi3";
   const static constexpr char *H_udiv_i64 = "__udivdi3";
   const static constexpr char *H_uitofp_4xi32_4xf32 = "__Sz_uitofp_4xi32_4xf32";
   const static constexpr char *H_uitofp_i32_f32 = "__Sz_uitofp_i32_f32";
   const static constexpr char *H_uitofp_i32_f64 = "__Sz_uitofp_i32_f64";
   const static constexpr char *H_uitofp_i64_f32 = "__Sz_uitofp_i64_f32";
   const static constexpr char *H_uitofp_i64_f64 = "__Sz_uitofp_i64_f64";
+  const static constexpr char *H_urem_i32 = "__umodsi3";
   const static constexpr char *H_urem_i64 = "__umoddi3";
 
 private:
   int32_t SnapshotStackAdjustment = 0;
 };
 
 // TargetDataLowering is used for "lowering" data including initializers
 // for global variables, and the internal constant pools.  It is separated
 // out from TargetLowering because it does not require a Cfg.
 class TargetDataLowering {
@@ skipping 38 matching lines @@
   virtual void lower() {}
 
 protected:
   explicit TargetHeaderLowering(GlobalContext *Ctx) : Ctx(Ctx) {}
   GlobalContext *Ctx;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERING_H