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To test the FPU core, do the following:
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1)      Build timesoftfloat.exe for your specific platform(read instructions in folder SoftFloat for howto do that).
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        Before you do that, try the already included file.
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2)      Create the testcases by running maketest.bat in folder test_bench. Default value is 100000 cases for each
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        arithmetic operation and for each rounding mode. This comes up to 2 million test cases.
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3)      run fpusim.bat to simulate and test the FPU core using modelsim.

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