- Address warnings about 64-bit to 32-bit conversions.

runtime/lib/typed_data.cc

Index: runtime/lib/typed_data.cc
===================================================================
--- runtime/lib/typed_data.cc	(revision 31864)
+++ runtime/lib/typed_data.cc	(working copy)
@@ -187,7 +187,11 @@
 }                                                                              \
 
 
-#define TYPED_DATA_SETTER(setter, object, get_object_value, access_size)       \
+#define TYPED_DATA_SETTER(setter,                                              \
+                          object,                                              \
+                          get_object_value,                                    \
+                          access_size,                                         \
+                          access_type)                                         \
 DEFINE_NATIVE_ENTRY(TypedData_##setter, 3) {                                   \
   GET_NON_NULL_NATIVE_ARGUMENT(Instance, instance, arguments->NativeArgAt(0)); \
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, offsetInBytes, arguments->NativeArgAt(1)); \
@@ -196,12 +200,14 @@
     const TypedData& array = TypedData::Cast(instance);                        \
     RangeCheck(offsetInBytes.Value(), access_size,                             \
                array.LengthInBytes(), access_size);                            \
-    array.setter(offsetInBytes.Value(), value.get_object_value());             \
+    array.setter(offsetInBytes.Value(),                                        \
+                 static_cast<access_type>(value.get_object_value()));          \
   } else if (instance.IsExternalTypedData()) {                                 \
     const ExternalTypedData& array = ExternalTypedData::Cast(instance);        \
     RangeCheck(offsetInBytes.Value(), access_size,                             \
                array.LengthInBytes(), access_size);                            \
-    array.setter(offsetInBytes.Value(), value.get_object_value());             \
+    array.setter(offsetInBytes.Value(),                                        \
+                 static_cast<access_type>(value.get_object_value()));          \
   } else {                                                                     \
     const String& error = String::Handle(String::NewFormatted(                 \
         "Expected a TypedData object but found %s", instance.ToCString()));    \
@@ -270,9 +276,10 @@
                            setter,                                             \
                            object,                                             \
                            get_object_value,                                   \
-                           access_size)                                        \
+                           access_size,                                        \
+                           access_type)                                        \
   TYPED_DATA_GETTER(getter, object, access_size)                               \
-  TYPED_DATA_SETTER(setter, object, get_object_value, access_size)             \
+  TYPED_DATA_SETTER(setter, object, get_object_value, access_size, access_type)\
 
 
 #define TYPED_DATA_UINT64_NATIVES(getter, setter, object)                      \
@@ -280,18 +287,19 @@
   TYPED_DATA_UINT64_SETTER(setter, object)                                     \
 
 
-TYPED_DATA_NATIVES(GetInt8, SetInt8, Smi, Value, 1)
-TYPED_DATA_NATIVES(GetUint8, SetUint8, Smi, Value, 1)
-TYPED_DATA_NATIVES(GetInt16, SetInt16, Smi, Value, 2)
-TYPED_DATA_NATIVES(GetUint16, SetUint16, Smi, Value, 2)
-TYPED_DATA_NATIVES(GetInt32, SetInt32, Integer, AsInt64Value, 4)
-TYPED_DATA_NATIVES(GetUint32, SetUint32, Integer, AsInt64Value, 4)
-TYPED_DATA_NATIVES(GetInt64, SetInt64, Integer, AsInt64Value, 8)
+TYPED_DATA_NATIVES(GetInt8, SetInt8, Smi, Value, 1, int8_t)
+TYPED_DATA_NATIVES(GetUint8, SetUint8, Smi, Value, 1, uint8_t)
+TYPED_DATA_NATIVES(GetInt16, SetInt16, Smi, Value, 2, int16_t)
+TYPED_DATA_NATIVES(GetUint16, SetUint16, Smi, Value, 2, uint16_t)
+TYPED_DATA_NATIVES(GetInt32, SetInt32, Integer, AsInt64Value, 4, int32_t)
+TYPED_DATA_NATIVES(GetUint32, SetUint32, Integer, AsInt64Value, 4, uint32_t)
+TYPED_DATA_NATIVES(GetInt64, SetInt64, Integer, AsInt64Value, 8, int64_t)
 TYPED_DATA_UINT64_NATIVES(GetUint64, SetUint64, Integer)
-TYPED_DATA_NATIVES(GetFloat32, SetFloat32, Double, value, 4)
-TYPED_DATA_NATIVES(GetFloat64, SetFloat64, Double, value, 8)
-TYPED_DATA_NATIVES(GetFloat32x4, SetFloat32x4, Float32x4, value, 16)
-TYPED_DATA_NATIVES(GetInt32x4, SetInt32x4, Int32x4, value, 16)
+TYPED_DATA_NATIVES(GetFloat32, SetFloat32, Double, value, 4, float)
+TYPED_DATA_NATIVES(GetFloat64, SetFloat64, Double, value, 8, double)
+TYPED_DATA_NATIVES(
+    GetFloat32x4, SetFloat32x4, Float32x4, value, 16, simd128_value_t)
+TYPED_DATA_NATIVES(GetInt32x4, SetInt32x4, Int32x4, value, 16, simd128_value_t)
 
 
 DEFINE_NATIVE_ENTRY(ByteData_ToEndianInt16, 2) {
@@ -321,8 +329,9 @@
 DEFINE_NATIVE_ENTRY(ByteData_ToEndianInt32, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, host_value, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Bool, little_endian, arguments->NativeArgAt(1));
-  ASSERT(host_value.AsInt64Value() <= kMaxInt32);
-  int32_t value = host_value.AsInt64Value();
+  ASSERT((host_value.AsInt64Value() >= kMinInt32) ||
+         (host_value.AsInt64Value() <= kMaxInt32));
+  int32_t value = static_cast<int32_t>(host_value.AsInt64Value());
   if (little_endian.value()) {
     value = Utils::HostToLittleEndian32(value);
   } else {
@@ -336,7 +345,7 @@
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, host_value, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Bool, little_endian, arguments->NativeArgAt(1));
   ASSERT(host_value.AsInt64Value() <= kMaxUint32);
-  uint32_t value = host_value.AsInt64Value();
+  uint32_t value = static_cast<uint32_t>(host_value.AsInt64Value());
   if (little_endian.value()) {
     value = Utils::HostToLittleEndian32(value);
   } else {