source: vis_dev/vis-2.3/share/help/read_blif_mvCmd.txt @ 82

Last change on this file since 82 was 14, checked in by cecile, 13 years ago

vis2.3

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1
2  read_blif_mv - read a blif-mv file
3     _________________________________________________________________
4
5   read_blif_mv [-c] [-h] [-r] [-v] <file_name>
6
7   Reads a blif-mv file into VIS. The existing hierarchy for the blif-mv file
8   previously read in is overwritten upon a successful read. If an error is
9   detected while reading a file, the previous hierarchy is preserved.
10
11   Command options:
12
13   -c
14          Semi-canonicalize all the tables in each model. The canonicalization
15          process, assigns a linear order to the table rows and columns, based
16          on  the  value of their entries. For a table with binary valued
17          entries,  this value is exactly the number of 1's in the row or
18          column. Once this linear order is assigned, the rows and columns of
19          the table are swapped so as to order rows and columns with higher
20          value at the beginning of the corresponding row or column order. It
21          is called semi-canonicalization because two tables representing the
22          same logic function need not have the same canonical form.
23
24   -h
25          Print the command usage.
26
27   -r
28          If set, the program replaces the subhierarchy rooted at the current
29          node with a new hierarchy specified by a blif-mv file. The file to be
30          read in has to be compatible with the i/o interface of the current
31          hnode (the same i/o names with the same domains). Otherwise, the
32          current hierarchy is kept intact. If -r is not specified, the entire
33          hierarchy is replaced, not just the subhierarchy at the current node.
34
35   -v
36          If  set, the program prints out all the unused variables in the
37          blif-mv  file.  Otherwise,  only a warning is printed that some
38          variables are not used.
39
40   <file_name>
41          blif-mv file to be read in.
42
43   For more information on blif-mv, refer to the [1]blif-mv manual.
44     _________________________________________________________________
45
46   Last updated on 20100410 00h02
47
48References
49
50   1. http://www-cad.eecs.berkeley.edu/Respep/Research/vis/doc/blifmv/blifmv/blifmv.html
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