Add graph intrinsics for many math library functions

runtime/vm/intrinsifier_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.
 //
 // The intrinsic code below is executed before a method has built its frame.
 // The return address is on the stack and the arguments below it.
 // Registers EDX (arguments descriptor) and ECX (function) must be preserved.
 // Each intrinsification method returns true if the corresponding
 // Dart method was intrinsified.
 
@@ skipping 21 matching lines @@
 // if the intrinsified method always executes a return.
 // The EBP register should not be modified, because it is used by the profiler.
 // The THR register (see constants_ia32.h) must be preserved.
 
 #define __ assembler->
 
 
 intptr_t Intrinsifier::ParameterSlotFromSp() { return 0; }
 
 
+void Intrinsifier::IntrinsicCallPrologue(Assembler* assembler) {
+  assembler->Comment("IntrinsicCallPrologue");
+  assembler->movl(CALLEE_SAVED_TEMP, ICREG);
+  assembler->movl(CALLEE_SAVED_TEMP2, ARGS_DESC_REG);
+}
+
+
+void Intrinsifier::IntrinsicCallEpilogue(Assembler* assembler) {
+  assembler->Comment("IntrinsicCallEpilogue");
+  assembler->movl(ICREG, CALLEE_SAVED_TEMP);
+  assembler->movl(ARGS_DESC_REG, CALLEE_SAVED_TEMP2);
+}
+
+
 static intptr_t ComputeObjectArrayTypeArgumentsOffset() {
   const Library& core_lib = Library::Handle(Library::CoreLibrary());
   const Class& cls = Class::Handle(
       core_lib.LookupClassAllowPrivate(Symbols::_List()));
   ASSERT(!cls.IsNull());
   ASSERT(cls.NumTypeArguments() == 1);
   const intptr_t field_offset = cls.type_arguments_field_offset();
   ASSERT(field_offset != Class::kNoTypeArguments);
   return field_offset;
 }
@@ skipping 2095 matching lines @@
 void Intrinsifier::Profiler_getCurrentTag(Assembler* assembler) {
   __ LoadIsolate(EAX);
   __ movl(EAX, Address(EAX, Isolate::current_tag_offset()));
   __ ret();
 }
 
 #undef __
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32