Clarify README

tests/README.md

@@ -104,7 +104,8 @@ Full list of arguments
     t# - targetLength
     S# - strategy
     L# - level
- --zstd=      : Single run, parameter selection syntax same as zstdcli. 
+ --zstd=      : Single run, parameter selection syntax same as zstdcli with more parameters
+                    (Added forceAttachDictionary / fadt) 
                     When invoked with --optimize, this represents the sample to exceed. 
  --optimize=  : find parameters to maximize compression ratio given parameters
                     Can use all --zstd= commands to constrain the type of solution found in addition to the following constraints
@@ -120,18 +121,23 @@ Full list of arguments
                     when determining overall winner (default 5 (1% ratio = 5% speed)).
     tries=    : Maximum number of random restarts on a single strategy before switching (Default 5)
                     Higher values will make optimizer run longer, more chances to find better solution.
-    memLog    : Limits the log of the size of each memotable (1 per strategy). Setting memLog = 0 turns off memoization 
+    memLog    : Limits the log of the size of each memotable (1 per strategy). Will use hash tables when state space is larger than max size. 
+                    Setting memLog = 0 turns off memoization 
  --display=   : specifiy which parameters are included in the output
                     can use all --zstd parameter names and 'cParams' as a shorthand for all parameters used in ZSTD_compressionParameters 
                     (Default: display all params available)
-
- -P#          : generated sample compressibility 
+ -P#          : generated sample compressibility (when no file is provided)
  -t#          : Caps runtime of operation in seconds (default : 99999 seconds (about 27 hours )) 
  -v           : Prints Benchmarking output
  -D           : Next argument dictionary file
  -s           : Benchmark all files separately
  -q           : Quiet, repeat for more quiet
+                  -q Prints parameters + results whenever a new best is found
+                  -qq Only prints parameters whenever a new best is found, prints final parameters + results
+                  -qqq Only print final parameters + results
+                  -qqqq Only prints final parameter set in the form --zstd=
  -v           : Verbose, cancels quiet, repeat for more volume
+                  -v Prints all candidate parameters and results
 
 ```
  Any inputs afterwards are treated as files to benchmark.