2007-02-02 Wolfgang Puffitsch
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2007-02-02 Wolfgang Puffitsch
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Version to be published on opencores.org ``Cement and aluminium.''
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Version to be published on opencores.org ``Cement and aluminium.''
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2007-01-31 Wolfgang Puffitsch
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2007-01-31 Wolfgang Puffitsch
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* decode.vhd: restuctured decoder, saving a few LCs
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* decode.vhd: restuctured decoder, saving a few LCs
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2007-01-29 Wolfgang Puffitsch
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2007-01-29 Wolfgang Puffitsch
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* alu.vhd: simplified logic to use only one adder/subtractor
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* alu.vhd: simplified logic to use only one adder/subtractor
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* mem.vhd: removed extra state for SimpCon access
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* mem.vhd: removed extra state for SimpCon access
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2007-01-28 Wolfgang Puffitsch
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2007-01-28 Wolfgang Puffitsch
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* mem.vhd: introduced enable-signals for the memories to reduce
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* mem.vhd: introduced enable-signals for the memories to reduce
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power consumption
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power consumption
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2007-01-20 Wolfgang Puffitsch
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2007-01-20 Wolfgang Puffitsch
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* mem.vhd: fixed condition for raising memory interrupt
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* mem.vhd: fixed condition for raising memory interrupt
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2006-12-31 Wolfgang Puffitsch
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2006-12-31 Wolfgang Puffitsch
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* multiplier.vhd: "predicting" unconditional branches now
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* multiplier.vhd: "predicting" unconditional branches now
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* execute.vhd: fixing a bug with calls
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* execute.vhd: fixing a bug with calls
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* mem.vhd: fixing a bug with stores to odd addresses
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* mem.vhd: fixing a bug with stores to odd addresses
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2006-12-29 Wolfgang Puffitsch
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2006-12-29 Wolfgang Puffitsch
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* intr.vhd: EXC_ERR is triggered by an instruction itself, so it's
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* intr.vhd: EXC_ERR is triggered by an instruction itself, so it's
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wire is left out in the "trigger" signal
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wire is left out in the "trigger" signal
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* decode.vhd: now triggering interrupt upon invalid instructions
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* decode.vhd: now triggering interrupt upon invalid instructions
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* marca_pkg.vhd: introduced constant RESET_ACTIVE for easy
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* marca_pkg.vhd: introduced constant RESET_ACTIVE for easy
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adaption to low-active reset buttons
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adaption to low-active reset buttons
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* fetch.vhd: reorganized this stage to fix an off-by-one flaw with
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* fetch.vhd: reorganized this stage to fix an off-by-one flaw with
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the program counter
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the program counter
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2006-12-14 Wolfgang Puffitsch
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2006-12-14 Wolfgang Puffitsch
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