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#!/usr/bin/env python
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#!/usr/bin/env python
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#
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#
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# This script reads A-Z80 instruction timing data from a spreadsheet text file
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# This script reads A-Z80 instruction timing data from a spreadsheet text file
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# and generates a Verilog include file defining the control block execution matrix.
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# and generates a Verilog include file defining the control block execution matrix.
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# Macros in the timing spreadsheet are substituted using a list of keys stored
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# Token keywords in the timing spreadsheet are substituted using a list of keys
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# in the macros file. See the macro file for the format information.
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# stored in the macros file. See the macro file for the format information.
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#
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#
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# Input timing file is exported from the Excel file as a TAB-delimited text file.
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# Input timing file is exported from the Excel file as a TAB-delimited text file.
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#
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#
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#-------------------------------------------------------------------------------
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#-------------------------------------------------------------------------------
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# Copyright (C) 2014 Goran Devic
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# Copyright (C) 2014 Goran Devic
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if abbr and len(action)==0:
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if abbr and len(action)==0:
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continue
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continue
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imatrix.append("{0}{1} end".format(state, action))
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imatrix.append("{0}{1} end".format(state, action))
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# Create a file containing the logic matrix code
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# Create a file containing the logic matrix code
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with open('exec_matrix.i', 'w') as file:
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with open('exec_matrix.vh', 'w') as file:
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file.write("// Automatically generated by genmatrix.py\n")
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file.write("// Automatically generated by genmatrix.py\n")
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# If there were errors, print them first (and output to the console)
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# If there were errors, print them first (and output to the console)
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if len(errors)>0:
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if len(errors)>0:
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for error in errors:
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for error in errors:
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print error
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print error
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file.write(error + "\n")
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file.write(error + "\n")
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file.write("-" * 80 + "\n")
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file.write("-" * 80 + "\n")
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for item in imatrix:
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for item in imatrix:
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file.write("{}\n".format(item))
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file.write("{}\n".format(item))
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# Touch a file that includes 'exec_matrix.i' to ensure it will recompile correctly
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# Touch a file that includes 'exec_matrix.vh' to ensure it will recompile correctly
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os.utime("execute.sv", None)
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os.utime("execute.sv", None)
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No newline at end of file
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No newline at end of file
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