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V3Simulate now knows which node causes non-simulatable errors

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This commit is contained in:
Wilson Snyder
2009-07-16 15:30:34 -04:00
parent 510fe8e634
commit a532fce0e4
2 changed files with 29 additions and 17 deletions
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src/V3Table.cpp
+6 -6
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@@ -62,7 +62,7 @@ public:
// CONSTRUCTORS
TableSimulateVisitor(TableVisitor* cbthis, bool checking)
: SimulateVisitor(checking) {
: SimulateVisitor(true, checking) {
m_cbthis = cbthis;
}
virtual ~TableSimulateVisitor() {}
@@ -132,19 +132,19 @@ private:
double bytesPerInst = 4;
double time = (chkvis.instrCount()*bytesPerInst + chkvis.dataCount()) + 1; // +1 so won't div by zero
if (chkvis.instrCount() < TABLE_MIN_NODE_COUNT) {
chkvis.clearOptimizable(nodep,"Too few nodes involved");
chkvis.clearOptimizable(nodep,"Table has too few nodes involved");
}
if (space > TABLE_MAX_BYTES) {
chkvis.clearOptimizable(nodep,"Too much space");
chkvis.clearOptimizable(nodep,"Table takes too much space");
}
if (space > time * TABLE_SPACE_TIME_MULT) {
chkvis.clearOptimizable(nodep,"Bad tradeoff");
chkvis.clearOptimizable(nodep,"Table has bad tradeoff");
}
if (m_totalBytes > TABLE_TOTAL_BYTES) {
chkvis.clearOptimizable(nodep,"Out of memory");
chkvis.clearOptimizable(nodep,"Table out of memory");
}
if (!m_outWidth || !m_inWidth) {
chkvis.clearOptimizable(nodep,"No I/O");
chkvis.clearOptimizable(nodep,"Table has no outputs");
}
UINFO(4, " Test: Opt="<<(chkvis.optimizable()?"OK":"NO")
<<", Instrs="<<chkvis.instrCount()<<" Data="<<chkvis.dataCount()