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//
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//
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//
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//
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// OpenArty comments:
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// OpenArty comments:
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// My goal on the OpenArty is going to be using the CPU to its fullest
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// My goal on the OpenArty is going to be using the CPU to its fullest
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// extent. All features shall be turned on if they exist, full pipelines,
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// extent. All features shall be turned on if they exist, full pipelines,
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// multiplies, divides, and hopefully even the 200MHz clock. This file
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// multiplies, divides, and hopefully even the 162MHz clock. This file
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// reflects that purpose.
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// reflects that purpose.
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//
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//
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//
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//
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// Creator: Dan Gisselquist, Ph.D.
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// Creator: Dan Gisselquist, Ph.D.
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// Gisselquist Technology, LLC
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// Gisselquist Technology, LLC
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// includes the multiply. (This parameter may still be overridden, as with
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// includes the multiply. (This parameter may still be overridden, as with
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// any parameter ...) If the multiply is not included and
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// any parameter ...) If the multiply is not included and
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// OPT_ILLEGAL_INSTRUCTION is set, then the multiply will create an illegal
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// OPT_ILLEGAL_INSTRUCTION is set, then the multiply will create an illegal
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// instruction that will then trip the illegal instruction trap.
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// instruction that will then trip the illegal instruction trap.
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//
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//
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// Either not defining this value, or defining it to zero will disable the
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// hardware multiply. A value of '1' will cause the multiply to occurr in one
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// clock cycle only--often at the expense of the rest of the CPUs speed.
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// A value of 2 will cause the multiply to have a single delay cycle, 3 will
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// have two delay cycles, and 4 (or more) will have 3 delay cycles.
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//
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//
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`define OPT_MULTIPLY 1
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//
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`define OPT_MULTIPLY 3
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//
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//
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//
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//
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//
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//
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// OPT_DIVIDE controls whether or not the divide instruction is built and
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// OPT_DIVIDE controls whether or not the divide instruction is built and
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// included into the ZipCPU by default. Set this option and a parameter will
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// included into the ZipCPU by default. Set this option and a parameter will
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