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Usage check.

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This commit is contained in:
Wilson Snyder 2016-07-30 10:05:55 -04:00
parent 24dc36ba4c
commit cd61b1d045
2 changed files with 5 additions and 3 deletions
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7
bin/verilator
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@ -926,9 +926,10 @@ Backward compatible alias for "--pins-bv 65". Note that's a 65, not a 64.
Specifies SystemC inputs/outputs of greater than or equal to I<width> bits
wide should use sc_bv's instead of uint32/vluint64_t's. The default is
"--pins-bv 65". Versions before Verilator 3.671 defaulted to "--pins-bv
33". The more sc_bv is used, the worse for performance. Use the
"/*verilator sc_bv*/" attribute to select specific ports to be sc_bv.
"--pins-bv 65", and the value must be less than or equal to 65. Versions
before Verilator 3.671 defaulted to "--pins-bv 33". The more sc_bv is
used, the worse for performance. Use the "/*verilator sc_bv*/" attribute
to select specific ports to be sc_bv.
=item --pins-sc-uint

1
src/V3Options.cpp
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@ -986,6 +986,7 @@ void V3Options::parseOptsList(FileLine* fl, const string& optdir, int argc, char
}
else if ( !strcmp (sw, "-pins-bv") && (i+1)<argc ) {
shift; m_pinsBv = atoi(argv[i]);
if (m_pinsBv > 65) fl->v3fatal("--pins-bv maximum is 65: "<<argv[i]);
}
else if ( !strcmp (sw, "-pipe-filter") && (i+1)<argc ) {
shift; m_pipeFilter = argv[i];