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44393eb863
* [rtl] Changed the default number of performance counters from 0 to 10 (#214) * Implementation of sequential equivalence checking option using Yosys EQY. * [sec] Automatic removal of new IO when performing SEC against (current) golden design with Yosys EQY
42 lines
1.2 KiB
Text
42 lines
1.2 KiB
Text
# Copyright 2025 OpenHW Group
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#
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# Licensed under the Solderpad Hardware Licence, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://solderpad.org/licenses/
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# To be ran as part of `./sec.sh -t yosys` from `scripts/sec`
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[gold]
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plugin -i slang
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read_slang --ignore-assertions -DGOLD --top cve2_top -f ./golden.src
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# Save the list of IO signals, in case the new revised version is different
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select -write yosys/golden_io.txt o:* i:*
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[gate]
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plugin -i slang
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read_slang --ignore-assertions -DGATE --top cve2_top -f ./revised.src
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# Delete eventual new IO signals from the revised design from analysis
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select -set golden_io -read yosys/golden_io.txt
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select -set revised_io o:* i:*
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select -set excl_sigs @revised_io @golden_io %d
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delete @excl_sigs
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[script]
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prep -top cve2_top
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memory_map
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[strategy sat]
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use sat
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depth 5
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