[MIPS] Avoid unaligned load/store for 64-bit doubles. (cc1a4bb1) · Commits · e / os / android_frameworks_native-old

libs/binder/Parcel.cpp

+44 −1

Original line number	Original line	Diff line number	Diff line
	@@ -627,11 +627,27 @@ status_t Parcel::writeFloat(float val)
	return writeAligned(val);		return writeAligned(val);
	}		}

			#if defined(__mips__) && defined(__mips_hard_float)

			status_t Parcel::writeDouble(double val)
			{
			union {
			double d;
			unsigned long long ll;
			} u;
			u.d = val;
			return writeAligned(u.ll);
			}

			#else

	status_t Parcel::writeDouble(double val)		status_t Parcel::writeDouble(double val)
	{		{
	return writeAligned(val);		return writeAligned(val);
	}		}

			#endif

	status_t Parcel::writeIntPtr(intptr_t val)		status_t Parcel::writeIntPtr(intptr_t val)
	{		{
	return writeAligned(val);		return writeAligned(val);
	@@ -962,17 +978,44 @@ float Parcel::readFloat() const
	return readAligned<float>();		return readAligned<float>();
	}		}

			#if defined(__mips__) && defined(__mips_hard_float)

	status_t Parcel::readDouble(double *pArg) const		status_t Parcel::readDouble(double *pArg) const
	{		{
	return readAligned(pArg);		union {
			double d;
			unsigned long long ll;
			} u;
			status_t status;
			status = readAligned(&u.ll);
			*pArg = u.d;
			return status;
	}		}

			double Parcel::readDouble() const
			{
			union {
			double d;
			unsigned long long ll;
			} u;
			u.ll = readAligned<unsigned long long>();
			return u.d;
			}

			#else

			status_t Parcel::readDouble(double *pArg) const
			{
			return readAligned(pArg);
			}

	double Parcel::readDouble() const		double Parcel::readDouble() const
	{		{
	return readAligned<double>();		return readAligned<double>();
	}		}

			#endif

	status_t Parcel::readIntPtr(intptr_t *pArg) const		status_t Parcel::readIntPtr(intptr_t *pArg) const
	{		{
	return readAligned(pArg);		return readAligned(pArg);