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Add support for packed multidimensional arrays

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* Generalization of dimensions metadata (also simplifies $size et al.)
* Parsing and elaboration of multidimensional packed ranges
This commit is contained in:
Dag Lem 2024-01-25 07:28:15 +01:00 • committed by Zachary Snow
parent ac0fb2e301
commit 39fea32c6e
7 changed files with 247 additions and 267 deletions
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4
frontends/ast/genrtlil.cc
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@ -1045,7 +1045,7 @@ void AstNode::detectSignWidthWorker(int &width_hint, bool &sign_hint, bool *foun
if (children.size() > 1)
range = children[1];
} else if (id_ast->type == AST_STRUCT_ITEM || id_ast->type == AST_STRUCT || id_ast->type == AST_UNION) {
AstNode *tmp_range = make_struct_member_range(this, id_ast);
AstNode *tmp_range = make_index_range(id_ast);
this_width = tmp_range->range_left - tmp_range->range_right + 1;
delete tmp_range;
} else
@ -1584,7 +1584,7 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
chunk.width = wire->width;
chunk.offset = 0;
if ((member_node = get_struct_member(this))) {
if ((member_node = get_struct_member())) {
// Clamp wire chunk to range of member within struct/union.
chunk.width = member_node->range_left - member_node->range_right + 1;
chunk.offset = member_node->range_right;