DBC: Instructions for bailouts from http tests.

runtime/vm/simulator_dbc.cc

 // Copyright (c) 2016, 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 <setjmp.h>  // NOLINT
 #include <stdlib.h>
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_DBC)
 
@@ skipping 1912 matching lines @@
 
   {
     BYTECODE(DMax, A_B_C);
     const double lhs = bit_cast<double, RawObject*>(FP[rB]);
     const double rhs = bit_cast<double, RawObject*>(FP[rC]);
     FP[rA] = bit_cast<RawObject*, double>(fmax(lhs, rhs));
     DISPATCH();
   }
 
   {
-    BYTECODE(LoadFloat64Indexed, A_B_C);
+    BYTECODE(LoadIndexedFloat64, A_B_C);
     ASSERT(RawObject::IsTypedDataClassId(FP[rB]->GetClassId()));
     RawTypedData* array = reinterpret_cast<RawTypedData*>(FP[rB]);
     RawSmi* index = RAW_CAST(Smi, FP[rC]);
     ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
     double* data = reinterpret_cast<double*>(array->ptr()->data());
     FP[rA] = bit_cast<RawObject*, double>(data[Smi::Value(index)]);
     DISPATCH();
   }
 
   {
-    BYTECODE(StoreFloat64Indexed, A_B_C);
+    BYTECODE(StoreIndexedFloat64, A_B_C);
     ASSERT(RawObject::IsTypedDataClassId(FP[rA]->GetClassId()));
     RawTypedData* array = reinterpret_cast<RawTypedData*>(FP[rA]);
     RawSmi* index = RAW_CAST(Smi, FP[rB]);
     ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
     double* data = reinterpret_cast<double*>(array->ptr()->data());
     data[Smi::Value(index)] = bit_cast<double, RawObject*>(FP[rC]);
     DISPATCH();
   }
 #else  // defined(ARCH_IS_64_BIT)
   {
@@ skipping 92 matching lines @@
     DISPATCH();
   }
 
   {
     BYTECODE(DMax, A_B_C);
     UNREACHABLE();
     DISPATCH();
   }
 
   {
-    BYTECODE(LoadFloat64Indexed, A_B_C);
+    BYTECODE(LoadIndexedFloat64, A_B_C);
     UNREACHABLE();
     DISPATCH();
   }
 
   {
-    BYTECODE(StoreFloat64Indexed, A_B_C);
+    BYTECODE(StoreIndexedFloat64, A_B_C);
     UNREACHABLE();
     DISPATCH();
   }
 #endif  // defined(ARCH_IS_64_BIT)
 
   // Return and return like instructions (Instrinsic).
   {
     RawObject* result;  // result to return to the caller.
 
     BYTECODE(Intrinsic, A);
@@ skipping 85 matching lines @@
   {
     BYTECODE(LoadField, A_B_C);
     const uint16_t instance_reg = rB;
     const uint16_t offset_in_words = rC;
     RawInstance* instance = reinterpret_cast<RawInstance*>(FP[instance_reg]);
     FP[rA] = reinterpret_cast<RawObject**>(instance->ptr())[offset_in_words];
     DISPATCH();
   }
 
   {
+    BYTECODE(LoadUntagged, A_B_C);
+    const uint16_t instance_reg = rB;
+    const uint16_t offset_in_words = rC;
+    RawInstance* instance = reinterpret_cast<RawInstance*>(FP[instance_reg]);
+    FP[rA] = reinterpret_cast<RawObject**>(instance)[offset_in_words];
+    DISPATCH();
+  }
+
+  {
     BYTECODE(LoadFieldTOS, A_D);
     const uint16_t offset_in_words = rD;
     RawInstance* instance = static_cast<RawInstance*>(SP[0]);
     SP[0] = reinterpret_cast<RawObject**>(instance->ptr())[offset_in_words];
     DISPATCH();
   }
 
   {
     BYTECODE(InitStaticTOS, A);
     RawField* field = static_cast<RawField*>(*SP--);
@@ skipping 658 matching lines @@
     BYTECODE(StoreIndexed, A_B_C);
     RawArray* array = RAW_CAST(Array, FP[rA]);
     RawSmi* index = RAW_CAST(Smi, FP[rB]);
     RawObject* value = FP[rC];
     ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
     array->StorePointer(array->ptr()->data() + Smi::Value(index), value);
     DISPATCH();
   }
 
   {
+    BYTECODE(StoreIndexedUint8, A_B_C);
+    ASSERT(RawObject::IsTypedDataClassId(FP[rA]->GetClassId()));
+    RawTypedData* array = reinterpret_cast<RawTypedData*>(FP[rA]);
+    RawSmi* index = RAW_CAST(Smi, FP[rB]);
+    RawSmi* value = RAW_CAST(Smi, FP[rC]);
+    ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
+    uint8_t* data = reinterpret_cast<uint8_t*>(array->ptr()->data());
+    data[Smi::Value(index)] = static_cast<uint8_t>(Smi::Value(value));
+    DISPATCH();
+  }
+
+  {
+    BYTECODE(StoreIndexedExternalUint8, A_B_C);
+    uint8_t* array = reinterpret_cast<uint8_t*>(FP[rA]);
+    RawSmi* index = RAW_CAST(Smi, FP[rB]);
+    RawSmi* value = RAW_CAST(Smi, FP[rC]);
+    array[Smi::Value(index)] = static_cast<uint8_t>(Smi::Value(value));
+    DISPATCH();
+  }
+
+  {
     BYTECODE(LoadIndexed, A_B_C);
     RawArray* array = RAW_CAST(Array, FP[rB]);
     RawSmi* index = RAW_CAST(Smi, FP[rC]);
     ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
     FP[rA] = array->ptr()->data()[Smi::Value(index)];
     DISPATCH();
   }
 
   {
-    BYTECODE(LoadOneByteStringIndexed, A_B_C);
+    BYTECODE(LoadIndexedUint8, A_B_C);
+    ASSERT(RawObject::IsTypedDataClassId(FP[rB]->GetClassId()));
+    RawTypedData* array = reinterpret_cast<RawTypedData*>(FP[rB]);
+    RawSmi* index = RAW_CAST(Smi, FP[rC]);
+    ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
+    uint8_t* data = reinterpret_cast<uint8_t*>(array->ptr()->data());
+    FP[rA] = Smi::New(data[Smi::Value(index)]);
+    DISPATCH();
+  }
+
+  {
+    BYTECODE(LoadIndexedInt8, A_B_C);
+    ASSERT(RawObject::IsTypedDataClassId(FP[rB]->GetClassId()));
+    RawTypedData* array = reinterpret_cast<RawTypedData*>(FP[rB]);
+    RawSmi* index = RAW_CAST(Smi, FP[rC]);
+    ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
+    int8_t* data = reinterpret_cast<int8_t*>(array->ptr()->data());
+    FP[rA] = Smi::New(data[Smi::Value(index)]);
+    DISPATCH();
+  }
+
+  {
+    BYTECODE(LoadIndexedExternalUint8, A_B_C);
+    uint8_t* data = reinterpret_cast<uint8_t*>(FP[rB]);
+    RawSmi* index = RAW_CAST(Smi, FP[rC]);
+    FP[rA] = Smi::New(data[Smi::Value(index)]);
+    DISPATCH();
+  }
+
+  {
+    BYTECODE(LoadIndexedExternalInt8, A_B_C);
+    int8_t* data = reinterpret_cast<int8_t*>(FP[rB]);
+    RawSmi* index = RAW_CAST(Smi, FP[rC]);
+    FP[rA] = Smi::New(data[Smi::Value(index)]);
+    DISPATCH();
+  }
+
+  {
+    BYTECODE(LoadIndexedOneByteString, A_B_C);
     RawOneByteString* array = RAW_CAST(OneByteString, FP[rB]);
     RawSmi* index = RAW_CAST(Smi, FP[rC]);
     ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
     FP[rA] = Smi::New(array->ptr()->data()[Smi::Value(index)]);
     DISPATCH();
   }
 
   {
-    BYTECODE(LoadTwoByteStringIndexed, A_B_C);
+    BYTECODE(LoadIndexedTwoByteString, A_B_C);
     RawTwoByteString* array = RAW_CAST(TwoByteString, FP[rB]);
     RawSmi* index = RAW_CAST(Smi, FP[rC]);
     ASSERT(SimulatorHelpers::CheckIndex(index, array->ptr()->length_));
     FP[rA] = Smi::New(array->ptr()->data()[Smi::Value(index)]);
     DISPATCH();
   }
 
   {
     BYTECODE(Deopt, A_D);
     const bool is_lazy = rD == 0;
@@ skipping 172 matching lines @@
   pc_ = pc;
   special_[kExceptionSpecialIndex] = raw_exception;
   special_[kStacktraceSpecialIndex] = raw_stacktrace;
   buf->Longjmp();
   UNREACHABLE();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_DBC