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Support up to 64 bit enums for .next/.prev/.name (#3244).

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This commit is contained in:
Wilson Snyder
2021-12-11 11:29:01 -05:00
parent 9a722ccf62
commit 59d170c6f8
10 changed files with 288 additions and 88 deletions
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src/V3Hasher.cpp
+23 -10
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@@ -351,17 +351,30 @@ private:
m_hash += hashNodeAndIterate(nodep, HASH_DTYPE, HASH_CHILDREN, [=]() {});
}
virtual void visit(AstInitArray* nodep) override {
// Hash unpacked array initializers by value, as the order of initializer nodes does not
// matter, and we want semantically equivalent initializers to map to the same hash.
const AstUnpackArrayDType* const dtypep = VN_CAST(nodep->dtypep(), UnpackArrayDType);
m_hash += hashNodeAndIterate(nodep, HASH_DTYPE, /* hashChildren: */ !dtypep, [=]() {
if (dtypep) {
const uint32_t size = dtypep->elementsConst();
for (uint32_t n = 0; n < size; ++n) { //
iterateNull(nodep->getIndexDefaultedValuep(n));
}
if (const AstAssocArrayDType* const dtypep = VN_CAST(nodep->dtypep(), AssocArrayDType)) {
if (nodep->defaultp()) {
m_hash
+= hashNodeAndIterate(nodep->defaultp(), HASH_DTYPE, HASH_CHILDREN, [=]() {});
}
});
const auto& mapr = nodep->map();
for (const auto& itr : mapr) { // mapr is sorted, so hash should get stable results
m_hash += itr.first;
m_hash += hashNodeAndIterate(itr.second, HASH_DTYPE, HASH_CHILDREN, [=]() {});
}
} else if (const AstUnpackArrayDType* const dtypep
= VN_CAST(nodep->dtypep(), UnpackArrayDType)) {
// Hash unpacked array initializers by value, as the order of initializer nodes does
// not matter, and we want semantically equivalent initializers to map to the same
// hash.
m_hash += hashNodeAndIterate(nodep, HASH_DTYPE, /* hashChildren: */ !dtypep, [=]() {
if (dtypep) {
const uint32_t size = dtypep->elementsConst();
for (uint32_t n = 0; n < size; ++n) { //
iterateNull(nodep->getIndexDefaultedValuep(n));
}
}
});
}
}
virtual void visit(AstPragma* nodep) override {
m_hash += hashNodeAndIterate(nodep, HASH_DTYPE, HASH_CHILDREN, [=]() { //