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This fixes handling of signed modulus and removes some redundant work.
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Fix bugs related to arithmetic ops inlined into a mux leg. Add formal
equivalence checks to lock in this behavior.
Signed-off-by: Schuyler Eldridge <schuyler.eldridge@sifive.com>
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* firrtl: add optional statement labels for stop, printf, assert, assume and cover
* test: parsing of statement labels
* ir: ensure that name is properly retained
* SymbolTable: add support for labled statements
* test: parsing statement labels
* test: lower types name collisions with named statements
* ignore empty names
* Inline: deal with named and unnamed statements
* RemoveWires: treat stop, printf and verification statements as "others"
* test: fix InlineInstance tests
* DeadCodeEliminations: statements are now als declarations
* CheckHighForm: ensure that statement names are not used as references
* CheckSpec: throw error if statement name collides
* add pass to automatically add missing statement names
* check: make sure that two statements cannot have the same name
* stmtLabel -> stmtName
* scalafmt
* add statement names to spec
* spec: meta data -> metadata
* EnsureStatementNames: explain naming algorithm
* remove returns
* better namespace use
* ir: add CanBeReferenced trait
* ir: add newline as jack requested
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Fixes bug with mul or div followed by cat.
Also fixes some Verilog lint issues.
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