Port of fast-case switch to ARM

test/mjsunit/switch.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 36 matching lines @@
   var r;
   switch (x) {
     case 0:
       r = "zero";
       break;
     case 1:
       r = "one";
       break;
     case 2:
       r = "two";
-      break
+      break;
     case 3:
       r = "three";
       break;
     default:
       r = "default";
   }
   return r;
 }
 
 assertEquals("zero", f2(0), "0-1-switch.0");
 assertEquals("one", f2(1), "0-1-switch.1");
 assertEquals("default", f2(7), "0-1-switch.2");
 assertEquals("default", f2(-1), "0-1-switch.-1");
 assertEquals("default", f2(NaN), "0-1-switch.NaN");
+assertEquals("default", f2(Math.pow(2,34)), "0-1-switch.largeNum");
+assertEquals("default", f2("0"), "0-1-switch.string");
+assertEquals("default", f2(false), "0-1-switch.bool");
+assertEquals("default", f2(null), "0-1-switch.null");
+assertEquals("default", f2(undefined), "0-1-switch.undef");
+assertEquals("default", f2(new Number(2)), "0-1-switch.undef");
+assertEquals("default", f2({valueOf: function(){return 2; }}), "0-1-switch.obj");
 
 
 function f3(x, c) {
   var r = 0;
   switch (x) {
     default:
       r = "default";
       break;
     case  c:
       r = "value is c = " + c;
@@ skipping 25 matching lines @@
       x++;
     default:
       x++;
     case 2:
       x++;
   }
   return x;
 }
 
 
-assertEquals(3, f4(0), "fallthrough-switch.0")
-assertEquals(3, f4(1), "fallthrough-switch.1")
-assertEquals(3, f4(2), "fallthrough-switch.2")
-assertEquals(5, f4(3), "fallthrough-switch.3")
+assertEquals(3, f4(0), "fallthrough-switch.0");
+assertEquals(3, f4(1), "fallthrough-switch.1");
+assertEquals(3, f4(2), "fallthrough-switch.2");
+assertEquals(5, f4(3), "fallthrough-switch.3");
 
 
 function f5(x) {
   switch(x) {
      case -2: return true;
      case -1: return false;
      case 0: return true;
      case 2: return false;
      default: return 42;
   }
 }
 
-assertTrue(f5(-2), "negcase.-2")
-assertFalse(f5(-1), "negcase.-1")
-assertTrue(f5(0), "negcase.-0")
-assertEquals(42, f5(1), "negcase.1")
-assertFalse(f5(2), "negcase.2")
+assertTrue(f5(-2), "negcase.-2");
+assertFalse(f5(-1), "negcase.-1");
+assertTrue(f5(0), "negcase.-0");
+assertEquals(42, f5(1), "negcase.1");
+assertFalse(f5(2), "negcase.2");
 
 function f6(N) {
-  // long enough case that code buffer grows while it is code-generated.
+  // long enough case that code buffer grows during code-generation
   var res = 0;
   for(var i = 0; i < N; i++) {
     switch(i & 0x3f) {
     case 0: res += 0; break;
     case 1: res += 1; break;
     case 2: res += 2; break;
     case 3: res += 3; break;
     case 4: res += 4; break;
     case 5: res += 5; break;
     case 6: res += 6; break;
@@ skipping 59 matching lines @@
     }
   }
   return res;
 }
 
 assertEquals(190, f6(20), "largeSwitch.20");
 assertEquals(2016, f6(64), "largeSwitch.64");
 assertEquals(4032, f6(128), "largeSwitch.128");
 assertEquals(4222, f6(148), "largeSwitch.148"); 
  
- 
+