Track live instance and allocation counts for classes

runtime/vm/intermediate_language_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"  // Needed here to get TARGET_ARCH_IA32.
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/intermediate_language.h"
 
 #include "vm/dart_entry.h"
@@ skipping 1669 matching lines @@
     Register temp2 = locs()->temp(1).reg();
 
     if (is_initialization_) {
       StoreInstanceFieldSlowPath* slow_path =
           new StoreInstanceFieldSlowPath(this);
       compiler->AddSlowPathCode(slow_path);
 
       __ TryAllocate(compiler->double_class(),
                      slow_path->entry_label(),
                      Assembler::kFarJump,
-                     temp);
+                     temp,
+                     temp2);
       __ Bind(slow_path->exit_label());
       __ movl(temp2, temp);
       __ StoreIntoObject(instance_reg,
                          FieldAddress(instance_reg, field().Offset()),
                          temp2);
     } else {
       __ movl(temp, FieldAddress(instance_reg, field().Offset()));
     }
     __ movsd(FieldAddress(temp, Double::value_offset()), value);
     return;
@@ skipping 28 matching lines @@
     compiler->AddSlowPathCode(slow_path);
 
     if (!compiler->is_optimizing()) {
       locs()->live_registers()->Add(locs()->in(0));
       locs()->live_registers()->Add(locs()->in(1));
     }
 
     __ TryAllocate(compiler->double_class(),
                    slow_path->entry_label(),
                    Assembler::kFarJump,
-                   temp);
+                   temp,
+                   temp2);
     __ Bind(slow_path->exit_label());
     __ movl(temp2, temp);
     __ StoreIntoObject(instance_reg,
                        FieldAddress(instance_reg, field().Offset()),
                        temp2);
 
     __ Bind(&copy_payload);
     __ movsd(fpu_temp, FieldAddress(value_reg, Double::value_offset()));
     __ movsd(FieldAddress(temp, Double::value_offset()), fpu_temp);
     __ jmp(&skip_store);
@@ skipping 227 matching lines @@
     BoxDoubleSlowPath* slow_path = new BoxDoubleSlowPath(this);
     compiler->AddSlowPathCode(slow_path);
 
     if (!compiler->is_optimizing()) {
       locs()->live_registers()->Add(locs()->in(0));
     }
 
     __ TryAllocate(compiler->double_class(),
                    slow_path->entry_label(),
                    Assembler::kFarJump,
-                   result);
+                   result,
+                   temp);
     __ Bind(slow_path->exit_label());
     __ movl(temp, FieldAddress(instance_reg, offset_in_bytes()));
     __ movsd(value, FieldAddress(temp, Double::value_offset()));
     __ movsd(FieldAddress(result, Double::value_offset()), value);
     __ jmp(&done);
     __ Bind(&load_pointer);
   }
   __ movl(result, FieldAddress(instance_reg, offset_in_bytes()));
   __ Bind(&done);
 }
@@ skipping 862 matching lines @@
 void BoxDoubleInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   BoxDoubleSlowPath* slow_path = new BoxDoubleSlowPath(this);
   compiler->AddSlowPathCode(slow_path);
 
   Register out_reg = locs()->out().reg();
   XmmRegister value = locs()->in(0).fpu_reg();
 
   __ TryAllocate(compiler->double_class(),
                  slow_path->entry_label(),
                  Assembler::kFarJump,
-                 out_reg);
+                 out_reg,
+                 kNoRegister);
   __ Bind(slow_path->exit_label());
   __ movsd(FieldAddress(out_reg, Double::value_offset()), value);
 }
 
 
 LocationSummary* UnboxDoubleInstr::MakeLocationSummary(bool opt) const {
   const intptr_t kNumInputs = 1;
   const intptr_t value_cid = value()->Type()->ToCid();
   const bool needs_temp = ((value_cid != kSmiCid) && (value_cid != kDoubleCid));
   const bool needs_writable_input = (value_cid == kSmiCid);
@@ skipping 86 matching lines @@
 void BoxFloat32x4Instr::EmitNativeCode(FlowGraphCompiler* compiler) {
   BoxFloat32x4SlowPath* slow_path = new BoxFloat32x4SlowPath(this);
   compiler->AddSlowPathCode(slow_path);
 
   Register out_reg = locs()->out().reg();
   XmmRegister value = locs()->in(0).fpu_reg();
 
   __ TryAllocate(compiler->float32x4_class(),
                  slow_path->entry_label(),
                  Assembler::kFarJump,
-                 out_reg);
+                 out_reg,
+                 kNoRegister);
   __ Bind(slow_path->exit_label());
   __ movups(FieldAddress(out_reg, Float32x4::value_offset()), value);
 }
 
 
 LocationSummary* UnboxFloat32x4Instr::MakeLocationSummary(bool opt) const {
   const intptr_t value_cid = value()->Type()->ToCid();
   const intptr_t kNumInputs = 1;
   const intptr_t kNumTemps = value_cid == kFloat32x4Cid ? 0 : 1;
   LocationSummary* summary =
@@ skipping 73 matching lines @@
 void BoxInt32x4Instr::EmitNativeCode(FlowGraphCompiler* compiler) {
   BoxInt32x4SlowPath* slow_path = new BoxInt32x4SlowPath(this);
   compiler->AddSlowPathCode(slow_path);
 
   Register out_reg = locs()->out().reg();
   XmmRegister value = locs()->in(0).fpu_reg();
 
   __ TryAllocate(compiler->int32x4_class(),
                  slow_path->entry_label(),
                  Assembler::kFarJump,
-                 out_reg);
+                 out_reg,
+                 kNoRegister);
   __ Bind(slow_path->exit_label());
   __ movups(FieldAddress(out_reg, Int32x4::value_offset()), value);
 }
 
 
 LocationSummary* UnboxInt32x4Instr::MakeLocationSummary(bool opt) const {
   const intptr_t value_cid = value()->Type()->ToCid();
   const intptr_t kNumInputs = 1;
   const intptr_t kNumTemps = value_cid == kInt32x4Cid ? 0 : 1;
   LocationSummary* summary =
@@ skipping 1586 matching lines @@
 
   __ SmiTag(EAX);
   __ movl(out_reg, EAX);
   __ jmp(&done);
 
   __ Bind(&not_smi);
   __ TryAllocate(
       Class::ZoneHandle(Isolate::Current()->object_store()->mint_class()),
       slow_path->entry_label(),
       Assembler::kFarJump,
-      out_reg);
+      out_reg,
+      kNoRegister);
   __ Bind(slow_path->exit_label());
   __ movsd(FieldAddress(out_reg, Mint::value_offset()), value);
   __ Bind(&done);
 }
 
 
 LocationSummary* BinaryMintOpInstr::MakeLocationSummary(bool opt) const {
   const intptr_t kNumInputs = 2;
   switch (op_kind()) {
     case Token::kBIT_AND:
@@ skipping 538 matching lines @@
                          PcDescriptors::kOther,
                          locs());
   __ Drop(2);  // Discard type arguments and receiver.
 }
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_IA32