//useMaxPooling, or averagePooling
//useCaffe use ceil mode for pooling output dim
static void Init_f(
long long * input,
long long * output,
long long * primitives,
int N, int inC, int inH, int inW,
int kH, int kW, int dH, int dW,
int padH,int padW,
int outC, int outH,int outW,
int useMaxPooling,
int useCaffe)
{
dnnError_t err;
//dimension
size_t inputSize[DIM4] = { inW, inH, inC, N};
size_t outputSize[DIM4] = {outW, outH, outC, N};
size_t inputStrides1[DIM4] = {1, inW, inW*inH, inW*inH*inC};
size_t outputStrides1[DIM4] = {1, outW, outW*outH, outW*outH*outC};
//CHWN
size_t inputStrides[DIM4] = {N, N*inW, N*inW*inH, 1};
size_t outputStrides[DIM4] = {N, N*outW, N*outW*outH, 1};
size_t kernelSize[2] = { kW, kH};
size_t kernelStride[2] = { dW, dH};
//calculate pad
int padH2 = (outH-1)*dH + kH - inH - padH;
int padW2 = (outW-1)*dW + kW - inW - padW;
int symm = 0;
if (padH2==padH && padW2==padW) symm = 1;
if (padH2<0) padH2 = 0;
if (padW2<0) padW2 = 0;
int pad_dim4[DIM4] = {-padW, -padH, -padW2,-padH2};
int pad_dim2[DIM2] = {-padW, -padH};
int inputOffset[DIM2] = { 0, 0};
//create user layout
dnnLayout_t lt_out = NULL, lt_in = NULL;
CHECK_ERR( dnnLayoutCreate_F32(<_in, DIM4, inputSize, inputStrides) , err );
CHECK_ERR( dnnLayoutCreate_F32(<_out, DIM4, outputSize, outputStrides) , err );
primitives[POOL_L_I] = (long long)lt_in;
primitives[POOL_L_O] = (long long)lt_out;
//create MKL input layout
dnnLayout_t lt_in_f = (dnnLayout_t)input[MKLLayout];
if(lt_in_f==NULL)
{
lt_in_f = lt_in;
}
primitives[POOL_L_F_I] = (long long)lt_in_f;
//create operation
dnnPrimitive_t pool_f = NULL, pool_b = NULL;
dnnPrimitiveAttributes_t attributes = NULL;
CHECK_ERR( dnnPrimitiveAttributesCreate_F32(&attributes), err );
if (useMaxPooling==1)
{
if(useCaffe || symm)
{
CHECK_ERR( dnnPoolingCreateForward_F32 (&pool_f, attributes, dnnAlgorithmPoolingMax,lt_in_f, kernelSize, kernelStride, pad_dim2, dnnBorderZeros), err );
CHECK_ERR( dnnPoolingCreateBackward_F32(&pool_b, attributes, dnnAlgorithmPoolingMax,lt_in_f, kernelSize, kernelStride, pad_dim2, dnnBorderZeros), err );
}
else
{
CHECK_ERR( dnnPoolingCreateForward_F32 (&pool_f, attributes, dnnAlgorithmPoolingMax,lt_in_f, kernelSize, kernelStride, pad_dim4, dnnBorderZerosAsymm), err );
CHECK_ERR( dnnPoolingCreateBackward_F32(&pool_b, attributes, dnnAlgorithmPoolingMax,lt_in_f, kernelSize, kernelStride, pad_dim4, dnnBorderZerosAsymm), err );
}
}
else
{
if(useCaffe || symm)
{
CHECK_ERR( dnnPoolingCreateForward_F32 (&pool_f, attributes, dnnAlgorithmPoolingAvg,lt_in_f, kernelSize, kernelStride, pad_dim2, dnnBorderZeros), err );
CHECK_ERR( dnnPoolingCreateBackward_F32(&pool_b, attributes, dnnAlgorithmPoolingAvg,lt_in_f, kernelSize, kernelStride, pad_dim2, dnnBorderZeros), err );
}
else
{
CHECK_ERR( dnnPoolingCreateForward_F32 (&pool_f, attributes, dnnAlgorithmPoolingAvg,lt_in_f, kernelSize, kernelStride, pad_dim4, dnnBorderZerosAsymm), err );
CHECK_ERR( dnnPoolingCreateBackward_F32(&pool_b, attributes, dnnAlgorithmPoolingAvg,lt_in_f, kernelSize, kernelStride, pad_dim4, dnnBorderZerosAsymm), err );
}
}
primitives[POOLING_FORWARD] = (long long)pool_f;
primitives[POOLING_BACKWARD] = (long long)pool_b;
//create mkl layout for output
dnnLayout_t lt_out_f = NULL, lt_out_b = NULL, lt_in_b = NULL;
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_out_f, pool_f, dnnResourceDst), err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_in_b, pool_f, dnnResourceSrc), err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_out_b, pool_f, dnnResourceDst), err );
primitives[POOL_L_F_O] = (long long)lt_out_f;
primitives[POOL_L_B_I] = (long long)lt_in_b;
primitives[POOL_L_B_O] = (long long)lt_out_b;
//create work space , to record max location?
dnnLayout_t lt_space = NULL; float* buf_space = NULL;
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_space, pool_f, dnnResourceWorkspace), err );
CHECK_ERR( dnnAllocateBuffer_F32((void**)&buf_space, lt_space) , err );
primitives[BUFFER_POOLING_FORWARD_WORKSPACE] = (long long)buf_space;
//output layout
output[CPULayout] = (long long)lt_out;
float* buf_out_f = NULL;
CHECK_ERR( dnnAllocateBuffer_F32((void**)(&buf_out_f), lt_out_f), err );
primitives[BUFFER_POOLING_FORWARD_OUTPUT] = (long long)buf_out_f;
ERR_RETURN:
return;
}
static int Conv_f_init(
long long * input,
long long * output,
long long * weight,
long long * primitives,
int N, int inC, int inH, int inW,
int kH, int kW,
int dH, int dW,
int padH, int padW,
int outC, int outH, int outW,
int hasBias)
{
dnnError_t err;
//init dimensions
size_t inputSize[DIM4] = { inW, inH, inC, N};
size_t outputSize[DIM4] = {outW, outH, outC, N};
size_t filterSize[DIM4] = { kW, kH, inC, outC};
size_t stride[DIM2] = { dW, dH};
int pad[DIM2] = {-padW, -padH};
size_t biasSize[1] = {outC};
size_t biasStrides[1] = { 1 };
//using NCHW layout
size_t filterStridesNCHW[DIM4] = {1, kW, kW*kH, kW*kH*inC};
size_t inputStridesNCHW[DIM4] = {1, inW, inW*inH, inW*inH*inC};
size_t outputStridesNCHW[DIM4] = {1, outW, outW*outH, outW*outH*outC};
//CHWN
size_t filterStridesCHWN[DIM4] = {outC, outC*kW, outC*kW*kH, 1};
size_t inputStridesCHWN[DIM4] = {N, N*inW, N*inW*inH, 1};
size_t outputStridesCHWN[DIM4] = {N, N*outW, N*outW*outH, 1};
//create execute and save into primitives
dnnPrimitiveAttributes_t attributes = NULL;
CHECK_ERR( dnnPrimitiveAttributesCreate_F32(&attributes), err );
dnnPrimitive_t conv_f = NULL; //forward operation
dnnPrimitive_t conv_bdata = NULL; //backward calculate gradient input
dnnPrimitive_t conv_bfilter = NULL; //backward calculate gradient filter(weight)
dnnPrimitive_t conv_b_bias = NULL; //backward bias
//create layout and save
//lt_in, layout of input in NCHW form
//lt_filter_f, required layout (MKL layout) for forward for weight
//lt_out_bfilter, required layout for backward weight update for output
dnnLayout_t lt_in_NCHW, lt_filter, lt_out_NCHW, lt_in_CHWN, lt_out_CHWN, lt_bias_CHWN=NULL;
dnnLayout_t lt_in_f, lt_filter_f, lt_out_f, lt_bias_f;
dnnLayout_t lt_in_bdata, lt_filter_bdata, lt_out_bdata, lt_bias_bdata;
dnnLayout_t lt_in_bfilter, lt_filter_bfilter, lt_out_bfilter,lt_bias_bias, lt_out_bias;
if (hasBias)
{
CHECK_ERR(dnnConvolutionCreateForwardBias_F32( &conv_f, attributes, dnnAlgorithmConvolutionDirect, DIM4, inputSize, outputSize, filterSize, stride, pad, dnnBorderZeros),err);
CHECK_ERR(dnnConvolutionCreateForwardBias_F32( &conv_f, attributes, dnnAlgorithmConvolutionDirect, DIM4, inputSize, outputSize, filterSize, stride, pad, dnnBorderZeros),err);
CHECK_ERR( dnnLayoutCreate_F32(<_bias_CHWN, 1, biasSize, biasStrides), err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_bias_f, conv_f, dnnResourceBias ) , err );
CHECK_ERR(dnnConvolutionCreateBackwardBias_F32( &conv_b_bias, attributes, dnnAlgorithmConvolutionDirect, DIM4, outputSize),err);
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_bias_bias, conv_b_bias, dnnResourceDiffBias) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_out_bias, conv_b_bias, dnnResourceDiffDst) , err );
}
else
CHECK_ERR(dnnConvolutionCreateForward_F32( &conv_f, attributes, dnnAlgorithmConvolutionDirect, DIM4, inputSize, outputSize, filterSize, stride, pad, dnnBorderZeros),err);
CHECK_ERR(dnnConvolutionCreateBackwardData_F32( &conv_bdata, attributes, dnnAlgorithmConvolutionDirect, DIM4, inputSize, outputSize, filterSize, stride, pad, dnnBorderZeros),err);
CHECK_ERR(dnnConvolutionCreateBackwardFilter_F32(&conv_bfilter, attributes, dnnAlgorithmConvolutionDirect, DIM4, inputSize, outputSize, filterSize, stride, pad, dnnBorderZeros),err);
primitives[FORWARD_INDEX] = (long long)conv_f;
primitives[BWD_DATA_INDEX] = (long long)conv_bdata;
primitives[BWD_FILTER_INDEX] = (long long)conv_bfilter;
primitives[BDW_BIAS_INDEX] = (long long)conv_b_bias;
CHECK_ERR( dnnLayoutCreate_F32(<_in_NCHW, DIM4, inputSize, inputStridesNCHW), err );
CHECK_ERR( dnnLayoutCreate_F32(<_in_CHWN, DIM4, inputSize, inputStridesCHWN), err );
CHECK_ERR( dnnLayoutCreate_F32(<_filter, DIM4, filterSize, filterStridesCHWN), err );
CHECK_ERR( dnnLayoutCreate_F32(<_out_NCHW, DIM4, outputSize, outputStridesNCHW), err );
CHECK_ERR( dnnLayoutCreate_F32(<_out_CHWN, DIM4, outputSize, outputStridesCHWN), err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_in_f, conv_f, dnnResourceSrc ) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_filter_f, conv_f, dnnResourceFilter), err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_out_f, conv_f, dnnResourceDst ) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_in_bdata, conv_bdata, dnnResourceDiffSrc) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_filter_bdata, conv_bdata, dnnResourceFilter) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_out_bdata, conv_bdata, dnnResourceDiffDst) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_in_bfilter, conv_bfilter, dnnResourceSrc) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_filter_bfilter, conv_bfilter, dnnResourceDiffFilter) , err );
CHECK_ERR( dnnLayoutCreateFromPrimitive_F32(<_out_bfilter, conv_bfilter, dnnResourceDiffDst) , err );
//here assume NCHW (CHWN will be transposed)
primitives[L_I] = (long long)lt_in_NCHW;
primitives[L_O] = (long long)lt_out_NCHW;
primitives[L_W] = (long long)lt_filter;
primitives[L_B] = (long long)lt_bias_CHWN;
primitives[L_F_I] = (long long)lt_in_f;
primitives[L_F_O] = (long long)lt_out_f;
primitives[L_F_W] = (long long)lt_filter_f;
primitives[L_F_B] = (long long)lt_bias_f;
primitives[L_BD_I] = (long long)lt_in_bdata;
primitives[L_BD_O] = (long long)lt_out_bdata;
primitives[L_BD_W] = (long long)lt_filter_bdata;
primitives[L_BF_I] = (long long)lt_in_bfilter;
primitives[L_BF_O] = (long long)lt_out_bfilter;
primitives[L_BF_W] = (long long)lt_filter_bfilter;
primitives[L_I_CHWN] = (long long)lt_in_CHWN;
primitives[L_O_CHWN] = (long long)lt_out_CHWN;
primitives[L_B_B] = (long long)lt_bias_bias;
primitives[L_B_O] = (long long)lt_out_bias;
//input may have user layout (from raw image data,continuous NCHW )
// or maybe mkl layout (is previous mkl-based layer's output)
dnnLayout_t lt_in_real = (dnnLayout_t)input[MKLLayout];
if(lt_in_real==NULL) lt_in_real = lt_in_NCHW;
//create conversion and buff if necessary
dnnPrimitive_t cv_in_f = NULL; float * buf_in_f = NULL;
CHECK_ERR( try_convert(&cv_in_f, &buf_in_f, lt_in_real, lt_in_f) , err );
//create transpose if necessary
float* newPtr = NULL;
if (input[MKLLayout] == 0)
{
newPtr = (float*)malloc(inC*inH*inW*N*sizeof(float));
}
primitives[BUFFER_TRANS_INPUT] = (long long)newPtr;
//save conversion and buff
primitives[BUFFER_FORWARD_INPUT] = (long long)buf_in_f;
primitives[CONVERT_FORWARD_INPUT] = (long long)cv_in_f;
//filter layout
dnnPrimitive_t cv_filter_f = NULL; float * buf_filter_f = NULL;
CHECK_ERR( try_convert(&cv_filter_f, &buf_filter_f, lt_filter, lt_filter_f), err );
primitives[CONVERT_FORWARD_FILTER] = (long long)cv_filter_f;
primitives[BUFFER_FORWARD_FILTER] = (long long)buf_filter_f;
//save user layout for output, and create mkl buffer
//output always has mkl buffer and recorded in layer's primitive
output[CPULayout] = (long long)lt_out_CHWN;
float* buf_out_f = NULL;
CHECK_ERR( dnnAllocateBuffer_F32((void**)(&buf_out_f), lt_out_f), err );
primitives[BUFFER_FORWARD_OUTPUT] = (long long)buf_out_f;
//for bias
dnnPrimitive_t cv_bias_f = NULL; float * buf_bias_f = NULL;
dnnPrimitive_t cv_bias_b = NULL; float * buf_bias_b = NULL;
if (hasBias)
{
CHECK_ERR( try_convert(&cv_bias_f, &buf_bias_f, lt_bias_CHWN, lt_bias_f), err );
}
primitives[CONVERT_FORWARD_BIAS] = (long long)cv_bias_f;
primitives[BUFFER_FORWARD_BIAS] = (long long)buf_bias_f;
return 0;
ERR_RETURN:
return 1;
}