new (chisel3.stage.ChiselStage).execute --help ouput

Usage: chisel [options] [...]

Shell Options
  ...                 optional unbounded args
  -td, --target-dir
                           Work directory (default: '.')
  -faf, --annotation-file
                           An input annotation file
  -foaf, --output-annotation-file
                           An output annotation file
  --show-registrations     print discovered registered libraries and transforms
  --help                   prints this usage text
Logging Options
  -ll, --log-level {error|warn|info|debug|trace}
                           Set global logging verbosity (default: None
  -cll, --class-log-level ...
                           Set per-class logging verbosity
  --log-file        Log to a file instead of STDOUT
  -lcn, --log-class-names  Show class names and log level in logging output
Chisel Front End Options
  -chnrf, --no-run-firrtl  Do not run the FIRRTL compiler (generate FIRRTL IR from Chisel and exit)
  --full-stacktrace        Show full stack trace when an exception is thrown
  --throw-on-first-error   Throw an exception on the first error instead of continuing
  --warn:reflective-naming
                           Warn when reflective naming changes the name of signals (3.6 migration)
  --chisel-output-file
                           Write Chisel-generated FIRRTL to this file (default: .fir)
  --module .
                           The name of a Chisel module to elaborate (module must be in the classpath)
FIRRTL Compiler Options
  -i, --input-file  An input FIRRTL file
  -I, --input-directory
                           A directory of FIRRTL files
  -o, --output-file
                           The output FIRRTL file
  --info-mode
                           Source file info handling mode (default: use)
  --firrtl-source
                           An input FIRRTL circuit string
  -fct, --custom-transforms .
                           Run these transforms during compilation
  --change-name-case
                           Convert all FIRRTL names to a specific case
  -X, --compiler verilog|mverilog|sverilog>
                           The FIRRTL compiler to use (default: verilog)
  -E, --emit-circuit
                           Run the specified circuit emitter (all modules in one file)
  -P, --emit-circuit-protobuf
                           Run the specified circuit emitter generating a Protocol Buffer format
  -e, --emit-modules
                           Run the specified module emitter (one file per module)
  -p, --emit-modules-protobuf
                           Run the specified module emitter (one protobuf per module)
  --emission-options
                           Options to disable random initialization for memory and registers
  --no-dedup               Do NOT dedup modules
  --warn:no-scala-version-deprecation
                           (deprecated, this option does nothing)
  --pretty:no-expr-inlining
                           Disable expression inlining
  --dont-fold     Disable folding of specific primitive operations
  --target:fpga            Choose compilation strategies that generally favor FPGA targets
  --start-from
                           
  --no-cse                 Disable common subexpression elimination
  --allow-unrecognized-annotations
                           Allow annotation files to contain unrecognized annotations
  --wave-viewer-script
                           , you can combine them like 'json', pass empty string will generate json
FIRRTL Transform Options
  --no-dce                 Disable dead code elimination
  --no-check-comb-loops    Disable combinational loop checking
  -fil, --inline [.[.]][,...]
                           Inline selected modules
  -clks, --list-clocks -c::-m::-o:
                           List which signal drives each clock of every descendent of specified modules
  --no-asa                 Disable assert submodule assumptions
  --no-constant-propagation
                           Disable constant propagation elimination
freechips.rocketchip.linting.LintReporter
  --lint [*]|[,,...]
                           Enable linting for specified rules, where * is all rules. Available rules: anon-regs,trunc-widths,conflicting-module-names.
  --lint-options (strict|warn)[,displayTotal=][,display:=]
                           Customize linting options, including strict/warn or number of violations displayed.
freechips.rocketchip.linting.rule.LintAnonymousRegisters
  --lint-whitelist:anon-regs .scala[,.scala]*
                           Enable linting anonymous registers for all files except provided files.
freechips.rocketchip.linting.rule.LintTruncatingWidths
  --lint-whitelist:trunc-widths .scala[,.scala]*
                           Enable linting anonymous registers for all files except provided files.
freechips.rocketchip.linting.rule.LintConflictingModuleNames
  --lint-whitelist:conflicting-module-names .scala[,.scala]*
                           Enable linting anonymous registers for all files except provided files.
AspectLibrary
  --with-aspect .
                           The name/class of an aspect to compile with (must be a class/object without arguments!)
treadle
  --tr-write-vcd           writes vcd execution log, filename will be based on top-name
  --tr-vcd-show-underscored-vars
                           vcd output by default does not show var that start with underscore, this overrides that
  --tr-verbose             makes the treadle very verbose
  --tr-allow-cycle         will try to run when firrtl contains combinational loops
  --tr-random-seed
                           sets the seed for Treadle's random number generator
  --tr-show-firrtl-at-load
                           show the low firrtl source treadle is using to build simulator
  --tr-save-firrtl-at-load
                           save the low firrtl source treadle is using to build simulator
  --tr-dont-run-lower-compiler-on-load
                           Deprecated: This option has no effect and will be removed in treadle 1.4
  --tr-validif-random      validIf returns random value when condition is false
  --tr-rollback-buffers
                           number of rollback buffers, 0 is no buffers, default is 0
  --tr-mem-to-vcd  log specified memory/indices to vcd, format "all" or "memoryName:1,2,5-10" 
  --tr-clock-info  comma separated list of clock-name[:period[:initial-offset]]
  --tr-symbols-to-watch
                           symbol[,symbol[...]
  --tr-reset-name  name of the default reset signal
  --tr-randomize-at-startup
                           makes treadle do it's own randomization of circuit at startup
  --tr-call-reset-at-startup
                           makes treadle do it's own reset at startup, usually for internal use only
  --tr-add-rocket-black-boxes
                           add in the black boxes needed to simulate rocket
  --tr-prefix-printf-with-walltime
                           Adds a string "[]" to the front of printf lines, helps match to vcd
  --tr-firrtl-source-string
                           a serialized firrtl circuit, mostly used internally
  -tfsf, --tr-firrtl-source-file
                           specify treadle repl source file
  --tr-ignore-formal-assumes
                           Will ignore Forma Assume statements
  --tr-enable-coverage
                           Enables automatic line coverage on tests
MemLib Options
  -firw, --infer-rw        Enable read/write port inference for memories
  -frsq, --repl-seq-mem -c::-i::-o:
                           Blackbox and emit a configuration file for each sequential memory
  -gmv, --gen-mem-verilog
                           Blackbox and emit a Verilog behavior model for each sequential memory