ART: Generate chained compare-and-branch for short switches

Refactor Mir2Lir to generate chained compare-and-branch sequences
for short switches on all architectures.

Change-Id: Ie2a572ae69d462ba68a119e9fb93ae538cddd08f
diff --git a/compiler/dex/quick/mips/call_mips.cc b/compiler/dex/quick/mips/call_mips.cc
index 9adddf0..4577a4c 100644
--- a/compiler/dex/quick/mips/call_mips.cc
+++ b/compiler/dex/quick/mips/call_mips.cc
@@ -61,8 +61,7 @@
  * done:
  *
  */
-void MipsMir2Lir::GenSparseSwitch(MIR* mir, DexOffset table_offset,
-                                  RegLocation rl_src) {
+void MipsMir2Lir::GenLargeSparseSwitch(MIR* mir, DexOffset table_offset, RegLocation rl_src) {
   const uint16_t* table = cu_->insns + current_dalvik_offset_ + table_offset;
   if (cu_->verbose) {
     DumpSparseSwitchTable(table);
@@ -139,8 +138,7 @@
  *   jr    rRA
  * done:
  */
-void MipsMir2Lir::GenPackedSwitch(MIR* mir, DexOffset table_offset,
-                                  RegLocation rl_src) {
+void MipsMir2Lir::GenLargePackedSwitch(MIR* mir, DexOffset table_offset, RegLocation rl_src) {
   const uint16_t* table = cu_->insns + current_dalvik_offset_ + table_offset;
   if (cu_->verbose) {
     DumpPackedSwitchTable(table);
diff --git a/compiler/dex/quick/mips/codegen_mips.h b/compiler/dex/quick/mips/codegen_mips.h
index bd0c020..43cbde7 100644
--- a/compiler/dex/quick/mips/codegen_mips.h
+++ b/compiler/dex/quick/mips/codegen_mips.h
@@ -128,8 +128,8 @@
                                        int first_bit, int second_bit);
     void GenNegDouble(RegLocation rl_dest, RegLocation rl_src);
     void GenNegFloat(RegLocation rl_dest, RegLocation rl_src);
-    void GenPackedSwitch(MIR* mir, uint32_t table_offset, RegLocation rl_src);
-    void GenSparseSwitch(MIR* mir, uint32_t table_offset, RegLocation rl_src);
+    void GenLargePackedSwitch(MIR* mir, uint32_t table_offset, RegLocation rl_src);
+    void GenLargeSparseSwitch(MIR* mir, uint32_t table_offset, RegLocation rl_src);
     bool GenSpecialCase(BasicBlock* bb, MIR* mir, const InlineMethod& special);
 
     // Required for target - single operation generators.