Generate some intrinsics using our IR.

runtime/vm/intermediate_language.h

 // 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.
 
 #ifndef VM_INTERMEDIATE_LANGUAGE_H_
 #define VM_INTERMEDIATE_LANGUAGE_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 1891 matching lines @@
   Representation representation_;
 
   BitVector* reaching_defs_;
 
   DISALLOW_COPY_AND_ASSIGN(PhiInstr);
 };
 
 
 class ParameterInstr : public Definition {
  public:
-  ParameterInstr(intptr_t index, BlockEntryInstr* block)
-      : index_(index), block_(block) { }
+  ParameterInstr(intptr_t index,
+                 BlockEntryInstr* block,
+                 Register base_reg = FPREG)
+      : index_(index), base_reg_(base_reg), block_(block) { }
 
   DECLARE_INSTRUCTION(Parameter)
 
   intptr_t index() const { return index_; }
+  Register base_reg() const { return base_reg_; }
 
   // Get the block entry for that instruction.
   virtual BlockEntryInstr* GetBlock() const { return block_; }
 
   virtual intptr_t ArgumentCount() const { return 0; }
 
   intptr_t InputCount() const { return 0; }
   Value* InputAt(intptr_t i) const {
     UNREACHABLE();
     return NULL;
@@ skipping 12 matching lines @@
   virtual void PrintOperandsTo(BufferFormatter* f) const;
 
   virtual CompileType ComputeType() const;
 
   virtual bool MayThrow() const { return false; }
 
  private:
   virtual void RawSetInputAt(intptr_t i, Value* value) { UNREACHABLE(); }
 
   const intptr_t index_;
+  const Register base_reg_;
   BlockEntryInstr* block_;
 
   DISALLOW_COPY_AND_ASSIGN(ParameterInstr);
 };
 
 
 class PushArgumentInstr : public TemplateDefinition<1> {
  public:
   explicit PushArgumentInstr(Value* value) {
     SetInputAt(0, value);
@@ skipping 20 matching lines @@
 };
 
 
 inline Definition* Instruction::ArgumentAt(intptr_t index) const {
   return PushArgumentAt(index)->value()->definition();
 }
 
 
 class ReturnInstr : public TemplateInstruction<1> {
  public:
-  ReturnInstr(intptr_t token_pos, Value* value)
-      : token_pos_(token_pos) {
+  ReturnInstr(intptr_t token_pos, Value* value, bool is_intrinsic = false)
+      : token_pos_(token_pos), is_intrinsic_(is_intrinsic) {
     SetInputAt(0, value);
   }
 
   DECLARE_INSTRUCTION(Return)
 
   virtual intptr_t ArgumentCount() const { return 0; }
 
   virtual intptr_t token_pos() const { return token_pos_; }
   Value* value() const { return inputs_[0]; }
 
   virtual bool CanBecomeDeoptimizationTarget() const {
     // Return instruction might turn into a Goto instruction after inlining.
     // Every Goto must have an environment.
     return true;
   }
 
   virtual bool CanDeoptimize() const { return false; }
 
   virtual EffectSet Effects() const { return EffectSet::None(); }
 
   virtual bool MayThrow() const { return false; }
 
  private:
   const intptr_t token_pos_;
+  bool is_intrinsic_;
 
   DISALLOW_COPY_AND_ASSIGN(ReturnInstr);
 };
 
 
 class ThrowInstr : public TemplateInstruction<0> {
  public:
   explicit ThrowInstr(intptr_t token_pos) : token_pos_(token_pos) { }
 
   DECLARE_INSTRUCTION(Throw)
@@ skipping 5642 matching lines @@
   const intptr_t token_pos_;
 
   DISALLOW_COPY_AND_ASSIGN(CheckClassInstr);
 };
 
 
 class CheckSmiInstr : public TemplateInstruction<1> {
  public:
   CheckSmiInstr(Value* value, intptr_t original_deopt_id, intptr_t token_pos)
       : token_pos_(token_pos) {
-    ASSERT(original_deopt_id != Isolate::kNoDeoptId);
     SetInputAt(0, value);
     deopt_id_ = original_deopt_id;
   }
 
   Value* value() const { return inputs_[0]; }
   virtual intptr_t token_pos() const { return token_pos_; }
 
   DECLARE_INSTRUCTION(CheckSmi)
 
   virtual intptr_t ArgumentCount() const { return 0; }
@@ skipping 710 matching lines @@
       Isolate* isolate, bool opt) const {                                     \
     UNIMPLEMENTED();                                                          \
     return NULL;                                                              \
   }                                                                           \
   void Name::EmitNativeCode(FlowGraphCompiler* compiler) { UNIMPLEMENTED(); }
 
 
 }  // namespace dart
 
 #endif  // VM_INTERMEDIATE_LANGUAGE_H_