Revert "Revert "Refactor HGraphBuilder and SsaBuilder to remove HLocals""

This patch merges the instruction-building phases from HGraphBuilder
and SsaBuilder into a single HInstructionBuilder class. As a result,
it is not necessary to generate HLocal, HLoadLocal and HStoreLocal
instructions any more, as the builder produces SSA form directly.

Saves 5-15% of arena-allocated memory (see bug for more data):
  GMS      20.46MB  =>  19.26MB  (-5.86%)
  Maps     24.12MB  =>  21.47MB  (-10.98%)
  YouTube  28.60MB  =>  26.01MB  (-9.05%)

This CL fixed an issue with parsing quickened instructions.

Bug: 27894376
Bug: 27998571
Bug: 27995065

Change-Id: I20dbe1bf2d0fe296377478db98cb86cba695e694
diff --git a/compiler/optimizing/pretty_printer_test.cc b/compiler/optimizing/pretty_printer_test.cc
index a444688..951cdfb 100644
--- a/compiler/optimizing/pretty_printer_test.cc
+++ b/compiler/optimizing/pretty_printer_test.cc
@@ -104,9 +104,9 @@
       "BasicBlock 1, pred: 0, succ: 3\n"
       "  2: Goto 3\n"
       "BasicBlock 2, pred: 3, succ: 4\n"
-      "  3: ReturnVoid\n"
+      "  4: ReturnVoid\n"
       "BasicBlock 3, pred: 1, succ: 2\n"
-      "  4: Goto 2\n"
+      "  3: Goto 2\n"
       "BasicBlock 4, pred: 2\n"
       "  5: Exit\n";
 
@@ -135,10 +135,10 @@
 TEST_F(PrettyPrinterTest, CFG4) {
   const char* expected =
       "BasicBlock 0, succ: 3\n"
-      "  2: SuspendCheck\n"
-      "  3: Goto 3\n"
-      "BasicBlock 1, pred: 3, 1, succ: 1\n"
       "  1: SuspendCheck\n"
+      "  2: Goto 3\n"
+      "BasicBlock 1, pred: 3, 1, succ: 1\n"
+      "  3: SuspendCheck\n"
       "  4: Goto 1\n"
       "BasicBlock 3, pred: 0, succ: 1\n"
       "  0: Goto 1\n";
@@ -176,18 +176,18 @@
 TEST_F(PrettyPrinterTest, CFG6) {
   const char* expected =
       "BasicBlock 0, succ: 1\n"
-      "  4: IntConstant [8, 8]\n"
-      "  2: SuspendCheck\n"
-      "  3: Goto 1\n"
+      "  3: IntConstant [4, 4]\n"
+      "  1: SuspendCheck\n"
+      "  2: Goto 1\n"
       "BasicBlock 1, pred: 0, succ: 5, 2\n"
-      "  8: Equal(4, 4) [9]\n"
-      "  9: If(8)\n"
+      "  4: Equal(3, 3) [5]\n"
+      "  5: If(4)\n"
       "BasicBlock 2, pred: 1, succ: 3\n"
-      "  10: Goto 3\n"
+      "  6: Goto 3\n"
       "BasicBlock 3, pred: 5, 2, succ: 4\n"
-      "  11: ReturnVoid\n"
+      "  7: ReturnVoid\n"
       "BasicBlock 4, pred: 3\n"
-      "  12: Exit\n"
+      "  8: Exit\n"
       "BasicBlock 5, pred: 1, succ: 3\n"
       "  0: Goto 3\n";
 
@@ -203,17 +203,17 @@
 TEST_F(PrettyPrinterTest, CFG7) {
   const char* expected =
       "BasicBlock 0, succ: 1\n"
-      "  6: IntConstant [10, 10]\n"
-      "  4: SuspendCheck\n"
-      "  5: Goto 1\n"
-      "BasicBlock 1, pred: 0, succ: 5, 6\n"
-      "  10: Equal(6, 6) [11]\n"
-      "  11: If(10)\n"
-      "BasicBlock 2, pred: 6, 3, succ: 3\n"
-      "  12: Goto 3\n"
-      "BasicBlock 3, pred: 5, 2, succ: 2\n"
+      "  4: IntConstant [5, 5]\n"
       "  2: SuspendCheck\n"
-      "  13: Goto 2\n"
+      "  3: Goto 1\n"
+      "BasicBlock 1, pred: 0, succ: 5, 6\n"
+      "  5: Equal(4, 4) [6]\n"
+      "  6: If(5)\n"
+      "BasicBlock 2, pred: 6, 3, succ: 3\n"
+      "  11: Goto 3\n"
+      "BasicBlock 3, pred: 5, 2, succ: 2\n"
+      "  8: SuspendCheck\n"
+      "  9: Goto 2\n"
       "BasicBlock 5, pred: 1, succ: 3\n"
       "  0: Goto 3\n"
       "BasicBlock 6, pred: 1, succ: 2\n"
@@ -231,13 +231,13 @@
 TEST_F(PrettyPrinterTest, IntConstant) {
   const char* expected =
       "BasicBlock 0, succ: 1\n"
-      "  3: IntConstant\n"
-      "  1: SuspendCheck\n"
-      "  2: Goto 1\n"
+      "  2: IntConstant\n"
+      "  0: SuspendCheck\n"
+      "  1: Goto 1\n"
       "BasicBlock 1, pred: 0, succ: 2\n"
-      "  5: ReturnVoid\n"
+      "  3: ReturnVoid\n"
       "BasicBlock 2, pred: 1\n"
-      "  6: Exit\n";
+      "  4: Exit\n";
 
   const uint16_t data[] = ONE_REGISTER_CODE_ITEM(
     Instruction::CONST_4 | 0 | 0,