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8188813: Generalize OrderAccess to use templates

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Reviewed-by: dholmes, coleenp
This commit is contained in:
Erik Österlund 2017-10-09 14:39:59 +02:00
parent 21ee7f4b2a
commit bf5816a2c5
21 changed files with 376 additions and 433 deletions
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20
src/hotspot/share/metaprogramming/primitiveConversions.hpp
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@ -167,4 +167,24 @@ inline T PrimitiveConversions::cast(U x) {
return Cast<T, U>()(x);
}
// jfloat and jdouble translation to integral types
template<>
struct PrimitiveConversions::Translate<jdouble> : public TrueType {
typedef double Value;
typedef int64_t Decayed;
static Decayed decay(Value x) { return PrimitiveConversions::cast<Decayed>(x); }
static Value recover(Decayed x) { return PrimitiveConversions::cast<Value>(x); }
};
template<>
struct PrimitiveConversions::Translate<jfloat> : public TrueType {
typedef float Value;
typedef int32_t Decayed;
static Decayed decay(Value x) { return PrimitiveConversions::cast<Decayed>(x); }
static Value recover(Decayed x) { return PrimitiveConversions::cast<Value>(x); }
};
#endif // SHARE_VM_METAPROGRAMMING_PRIMITIVECONVERSIONS_HPP