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Heavy optimizations for ROM/RAM usage in UAVCAN_TINY mode

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This commit is contained in:
Pavel Kirienko
2014-04-16 21:11:42 +04:00
parent 4085613d00
commit 87e89fc042
9 changed files with 85 additions and 12 deletions
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libuavcan/include/uavcan/node/generic_subscriber.hpp
+8 -3
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@@ -98,11 +98,16 @@ class UAVCAN_EXPORT TransferListenerInstantiationHelper
enum { DataTypeMaxByteLen = BitLenToByteLen<DataStruct_::MaxBitLen>::Result };
enum { NeedsBuffer = int(DataTypeMaxByteLen) > int(MaxSingleFrameTransferPayloadLen) };
enum { BufferSize = NeedsBuffer ? DataTypeMaxByteLen : 0 };
enum { NumStaticBufs = NeedsBuffer ? (NumStaticBufs_ ? NumStaticBufs_ : 1) : 0 };
#if UAVCAN_TINY
enum { NumStaticBufs = 0 };
enum { NumStaticReceivers = 0 };
#else
enum { NumStaticBufs = NeedsBuffer ? NumStaticBufs_: 0 };
enum { NumStaticReceivers = NumStaticReceivers_ };
#endif
public:
// TODO: support for zero static bufs
typedef TransferListener<BufferSize, NumStaticBufs, NumStaticReceivers_ ? NumStaticReceivers_ : 1> Type;
typedef TransferListener<BufferSize, NumStaticBufs, NumStaticReceivers> Type;
};