PMLA

The PMLA (ParMaLy - Analyzer) is a general only on grammar based analyzer which also can preprocess grammar files and generate optimized versions of those.

Command Line Options

General options

Short	Long	Input	Description	Example
-h	--help		PMLA shows the help message and exits.	PMLA -h
-nl	--no-log		PMLA will surpress the generation of the log file.	PMLA grammar.g -nl -k=2 --firstset=firstset.txt
-k	--lookahead	INT	Sets the amount of lookahead to be used. Can be higher or equal 0.	PMLA grammar.g -k=4 --firstset=firstset.txt
-o	--output	PATH	Sets the path to the resulting grammar file after preprocessing.	PMLA grammar.g --left-recursion -o=output.g
	--style	PATH	Sets the style configuration file to be used by all output.	PMLA grammar.g --firstset=firstset.txt --style=style.style

Analyse options

Short	Long	Input	Description	Example
	--breakdown	PATH	Will generate a general breakdown of the grammar.	PMLA grammar.g --breakdown=breakdown.txt
	--group-dot	PATH	Will generate a DOT file representing the rule group connection graph.	PMLA grammar.g --group-dot=groups.dot
	--firstset	PATH	Will generate a file containing all firstsets for K lookaheads for all rule groups.	PMLA grammar.g -k=2 --firstset=firstset.txt
	--followset	PATH	Will generate a file containing all followsets for K lookaheads for all rule groups.	PMLA grammar.g -k=2 --followset=followset.txt
	--predictset	PATH	Will generate a file containing all predictsets for K lookaheads for all rule groups.	PMLA grammar.g -k=2 --predictset=predictset.txt

Preprocess options

Short	Long	Input	Description	Example
	--left-recursion		Will try to fix potential left-recursions.	PMLA grammar.g --left-recursion -o=output.g

See also

• Getting Started