* Match literals in a case independent way....

src/regexp-macro-assembler-ia32.cc

 // 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 227 matching lines @@
   __ bind(&fallthrough);
 }
 
 
 void RegExpMacroAssemblerIA32::CheckNotCharacter(uc16 c, Label* on_not_equal) {
   __ cmp(edx, c);
   BranchOrBacktrack(not_equal, on_not_equal);
 }
 
 
+void RegExpMacroAssemblerIA32::CheckNotCharacterAfterOr(uc16 c,
+                                                        uc16 mask,
+                                                        Label* on_not_equal) {
+  __ mov(eax, Operand(edx));
+  __ or_(eax, mask);
+  __ cmp(eax, c);
+  BranchOrBacktrack(not_equal, on_not_equal);
+}
+
+
+void RegExpMacroAssemblerIA32::CheckNotCharacterAfterMinusOr(
+    uc16 c,
+    uc16 mask,
+    Label* on_not_equal) {
+  __ lea(eax, Operand(edx, -mask));
+  __ or_(eax, mask);
+  __ cmp(eax, c);
+  BranchOrBacktrack(not_equal, on_not_equal);
+}
+
+
 void RegExpMacroAssemblerIA32::DispatchHalfNibbleMap(
     uc16 start,
     Label* half_nibble_map,
     const Vector<Label*>& destinations) {
   ReadCurrentChar(eax);
   __ sub(Operand(eax), Immediate(start));
 
   __ mov(ecx, eax);
   __ shr(eax, 2);
   // FIXME: ecx must hold address of map
@@ skipping 317 matching lines @@
 
 
 void RegExpMacroAssemblerIA32::LoadConstantBufferAddress(Register reg,
                                                          ArraySlice* buffer) {
   __ mov(reg, buffer->array());
   __ add(Operand(reg), Immediate(buffer->base_offset()));
 }
 
 #undef __
 }}