Allows "Hello, world!" to run on ARM hardware.

runtime/vm/stub_code_ia32.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/assembler.h"
 #include "vm/compiler.h"
 #include "vm/dart_entry.h"
@@ skipping 1850 matching lines @@
 // TOS + 0: return address.
 // TOS + 1: instantiator type arguments.
 // TOS + 2: instance.
 // TOS + 3: cache array.
 // Result in ECX: null -> not found, otherwise result (true or false).
 void StubCode::GenerateSubtype3TestCacheStub(Assembler* assembler) {
   GenerateSubtypeNTestCacheStub(assembler, 3);
 }
 
 
-// Return the current stack pointer address, used to stack alignment
+// Return the current stack pointer address, used to do stack alignment
 // checks.

[regis, 2013/05/02 22:32:40]

'for' or 'to do', your pick :-)

 // TOS + 0: return address
 // Result in EAX.
 void StubCode::GenerateGetStackPointerStub(Assembler* assembler) {
   __ leal(EAX, Address(ESP, kWordSize));
   __ ret();
 }
 
 
 // Jump to the exception or error handler.
 // TOS + 0: return address
@@ skipping 217 matching lines @@
   __ Bind(&done);
   __ popl(temp);
   __ popl(right);
   __ popl(left);
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32