361 lines
14 KiB
Python
361 lines
14 KiB
Python
import torch
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import torch.nn as nn
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from torch.autograd import Variable
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class Ibex_FANN(nn.Module):
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def __init__(self, mul_vals, shift_vals):
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super(Ibex_FANN, self).__init__()
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self.m0 = mul_vals[0]
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self.m1 = mul_vals[1]
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self.s0 = shift_vals[0] + 7
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self.s1 = shift_vals[1] + 7
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self.linear1 = nn.Linear(117, 20, bias = True)
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self.linear2 = nn.Linear(20, 2, bias = True)
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def forward(self, X, print_out = False):
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X = self.linear1(X)
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X = torch.mul(X, self.m0)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s0 - 1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s0).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.linear2(X)
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X = torch.mul(X, self.m1)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s1 - 1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s1)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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if(print_out):
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print(X)
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return X
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class Ibex_UCI_MLP(nn.Module):
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def __init__(self, mul_vals, shift_vals):
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super(Ibex_UCI_MLP, self).__init__()
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self.m0 = mul_vals[0]
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self.m1 = mul_vals[1]
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self.m2 = mul_vals[2]
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self.m3 = mul_vals[3]
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self.s0 = shift_vals[0] + 7
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self.s1 = shift_vals[1] + 7
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self.s2 = shift_vals[2] + 7
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self.s3 = shift_vals[3] + 7
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self.fc0 = nn.Linear(76, 300, bias = True)
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self.fc1 = nn.Linear(300, 200, bias = True)
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self.fc2 = nn.Linear(200, 100, bias = True)
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self.fc3 = nn.Linear(100, 10, bias = True)
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def forward(self, X, print_out = False):
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X = self.fc0(X)
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X = torch.mul(X, self.m0)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s0 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s0).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.fc1(X)
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X = torch.mul(X, self.m1)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1),self.s1 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s1)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.fc2(X)
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X = torch.mul(X, self.m2)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1),self.s2 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s2)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.fc3(X)
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X = torch.mul(X, self.m3)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1),self.s3 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s3)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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if(print_out):
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print(X[0])
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return X
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class Ibex_Lenet5(nn.Module):
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def __init__(self, mul_vals, shift_vals):
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super(Ibex_Lenet5, self).__init__()
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self.m0 = mul_vals[0]
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self.m1 = mul_vals[1]
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self.m2 = mul_vals[2]
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self.m3 = mul_vals[3]
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self.m4 = mul_vals[4]
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self.s0 = shift_vals[0] + 7
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self.s1 = shift_vals[1] + 7
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self.s2 = shift_vals[2] + 7
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self.s3 = shift_vals[3] + 7
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self.s4 = shift_vals[4] + 7
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self.conv1 = nn.Conv2d(in_channels = 1, out_channels = 6, kernel_size = 5, padding= 'same')
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self.avg1 = nn.AvgPool2d(2,2)
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self.conv2 = nn.Conv2d(in_channels = 6, out_channels = 16, kernel_size = 5)
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self.avg2 = nn.AvgPool2d(2,2)
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self.fc1 = nn.Linear(400, 120)
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self.fc2 = nn.Linear(120, 84)
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self.fc3 = nn.Linear(84, 10)
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def forward(self, X, print_out = False):
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X = self.conv1(X)
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X = torch.mul(X, self.m0)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s0 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s0).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.avg1(X).type(torch.LongTensor)
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X = X.type(torch.FloatTensor)
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X = self.conv2(X)
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X = torch.mul(X, self.m1)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s1 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s1).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.avg2(X).type(torch.LongTensor)
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X = X.type(torch.FloatTensor)
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X = X.reshape(X.shape[0], -1)
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X = self.fc1(X)
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X = torch.mul(X, self.m2)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s2 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s2).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.fc2(X)
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X = torch.mul(X, self.m3)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s3 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s3).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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X = self.fc3(X)
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X = torch.mul(X, self.m4)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s4 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s4).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255).type(torch.FloatTensor)
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if(print_out):
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print(X)
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return X
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class Ibex_CMSIS_CNN(nn.Module):
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def __init__(self, mul_vals, shift_vals):
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super(Ibex_CMSIS_CNN, self).__init__()
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self.m0 = mul_vals[0]
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self.m1 = mul_vals[1]
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self.m2 = mul_vals[2]
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self.m3 = mul_vals[3]
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self.s0 = shift_vals[0] + 7
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self.s1 = shift_vals[1] + 7
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self.s2 = shift_vals[2] + 7
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self.s3 = shift_vals[3] + 7
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self.conv1 = nn.Conv2d(in_channels = 3, out_channels = 32, kernel_size = 5, padding = 'same')
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self.max1 = nn.MaxPool2d(2,2)
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self.conv2 = nn.Conv2d(in_channels = 32, out_channels = 32, kernel_size = 5, padding = 'same')
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self.max2 = nn.MaxPool2d(2,2)
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self.conv3 = nn.Conv2d(in_channels = 32, out_channels = 64, kernel_size = 5, padding = 'same')
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self.max3 = nn.MaxPool2d(2,2)
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self.linear1 = nn.Linear(1024, 10)
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def forward(self, X, print_out = False):
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X = self.conv1(X)
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X = torch.mul(X, self.m0)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s0 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s0).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255)
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X = self.max1(X)
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X = self.conv2(X)
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X = torch.mul(X, self.m1)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s1 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s1).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255)
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X = self.max2(X)
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X = self.conv3(X)
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X = torch.mul(X, self.m2)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s2 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s2).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255)
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X = self.max3(X)
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X = X.reshape(X.shape[0], -1)
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X = self.linear1(X)
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X = torch.mul(X, self.m3)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s3 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s3).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255)
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if(print_out):
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print(X)
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return X
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class Ibex_DepthwiseBlock(nn.Module):
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def __init__(self, in_channels, out_channels, mul_vals, shift_vals):
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super(Ibex_DepthwiseBlock, self).__init__()
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self.dw = nn.Conv2d(in_channels = in_channels, out_channels = in_channels,
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kernel_size = 3, padding = 1, groups = in_channels)
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self.pw = nn.Conv2d(in_channels = in_channels, out_channels = out_channels,
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kernel_size = 1, padding = 0)
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self.m0 = mul_vals[0]
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self.m1 = mul_vals[1]
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self.s0 = shift_vals[0] + 7
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self.s1 = shift_vals[1] + 7
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def forward(self, X):
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X = self.dw(X)
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X = torch.mul(X, self.m0)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s0 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s0).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255)
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X = self.pw(X)
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X = torch.mul(X, self.m1)
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X = torch.add(X, torch.bitwise_left_shift(torch.tensor(1), self.s1 -1)).type(torch.LongTensor)
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X = torch.bitwise_right_shift(X, self.s1).type(torch.FloatTensor)
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X = torch.clamp(X, min = 0, max = 255)
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return X
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class Ibex_Cifar10_Dws_CNN(nn.Module):
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def __init__(self, mul_vals, shift_vals):
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super(Ibex_Cifar10_Dws_CNN, self).__init__()
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self.features = nn.Sequential(
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Ibex_DepthwiseBlock(3, 64, mul_vals[0:2], shift_vals[0:2]),
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Ibex_DepthwiseBlock(64, 64, mul_vals[2:4], shift_vals[2:4]),
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nn.MaxPool2d(kernel_size = 2, stride = 2),
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Ibex_DepthwiseBlock(64, 128, mul_vals[4:6], shift_vals[4:6]),
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Ibex_DepthwiseBlock(128, 128, mul_vals[6:8], shift_vals[6:8]),
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nn.MaxPool2d(kernel_size = 2, stride = 2),
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Ibex_DepthwiseBlock(128, 256, mul_vals[8:10], shift_vals[8:10]),
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Ibex_DepthwiseBlock(256, 256, mul_vals[10:12], shift_vals[10:12]),
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nn.MaxPool2d(kernel_size = 2, stride = 2)
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)
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self.flatten = nn.Flatten()
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self.classifier = nn.Sequential(
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nn.Linear(256 * 4 * 4, 10)
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)
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self.m_cl = mul_vals[12]
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self.s_cl = shift_vals[12] + 7
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def forward(self, x, print_out = False):
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x = self.features(x)
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x = self.flatten(x)
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x = self.classifier(x)
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x = torch.mul(x, self.m_cl)
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x = torch.add(x, torch.bitwise_left_shift(torch.tensor(1), self.s_cl - 1)).type(torch.LongTensor)
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x = torch.bitwise_right_shift(x, self.s_cl).type(torch.FloatTensor)
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x = torch.clamp(x, min = 0, max = 255)
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if(print_out):
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print(x)
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return x
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def configure_network(ibex_model_dict, int_weights, int_biases):
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for i, (name, _) in enumerate(ibex_model_dict.items()):
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if(i%2 == 0):
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ibex_model_dict[name] = torch.tensor(int_weights[i//2])
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else:
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ibex_model_dict[name] = torch.tensor(int_biases[i//2])
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return ibex_model_dict
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def create_fann_model(int_weights, int_biases, mul_vals, shift_vals):
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ibex_model = Ibex_FANN(mul_vals, shift_vals)
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ibex_model_dict = ibex_model.state_dict()
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ibex_model_dict = configure_network(ibex_model_dict, int_weights, int_biases)
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ibex_model.load_state_dict(ibex_model_dict)
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return ibex_model
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def create_uci_model(int_weights, int_biases, mul_vals, shift_vals):
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ibex_model = Ibex_UCI_MLP(mul_vals, shift_vals)
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ibex_model_dict = ibex_model.state_dict()
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ibex_model_dict = configure_network(ibex_model_dict, int_weights, int_biases)
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ibex_model.load_state_dict(ibex_model_dict)
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return ibex_model
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def create_lenet_model(int_weights, int_biases, mul_vals, shift_vals):
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ibex_model = Ibex_Lenet5(mul_vals, shift_vals)
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ibex_model_dict = ibex_model.state_dict()
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ibex_model_dict = configure_network(ibex_model_dict, int_weights, int_biases)
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ibex_model.load_state_dict(ibex_model_dict)
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return ibex_model
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def create_cmsis_cnn_model(int_weights, int_biases, mul_vals, shift_vals):
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ibex_model = Ibex_CMSIS_CNN(mul_vals, shift_vals)
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ibex_model_dict = ibex_model.state_dict()
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ibex_model_dict = configure_network(ibex_model_dict, int_weights, int_biases)
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ibex_model.load_state_dict(ibex_model_dict)
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return ibex_model
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def create_ibex_dws_model(int_weights, int_biases, mul_vals, shift_vals):
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ibex_model = Ibex_Cifar10_Dws_CNN(mul_vals, shift_vals)
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ibex_model_dict = ibex_model.state_dict()
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ibex_model_dict = configure_network(ibex_model_dict, int_weights, int_biases)
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ibex_model.load_state_dict(ibex_model_dict)
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return ibex_model
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def eval_sim_model(quant_model, ibex_model, test_loader):
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with torch.no_grad():
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ibex_model.eval()
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correct = 0
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y_size = 0
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for test_imgs, test_labels in test_loader:
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test_imgs = torch.round(Variable(test_imgs).float()/quant_model.quant_inp.quant_act_scale().cpu())
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output = ibex_model(test_imgs)
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predicted = torch.max(output, 1)[1]
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correct += (predicted == test_labels).sum()
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y_size += len(test_labels)
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print("Test accuracy: {:.3f}% ".format(100*float(correct)/y_size))
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print(ibex_model(torch.unsqueeze(test_imgs[0], dim = 0)))
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return
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