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Added handling of local memories and error for local decls in unnamed blocks

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This commit is contained in:
Clifford Wolf 2017-01-04 16:03:04 +01:00
parent b9ad91b93e
commit 81a9ee2360
1 changed files with 10 additions and 1 deletions
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11
frontends/ast/simplify.cc
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@ -1083,6 +1083,15 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
did_something = true; did_something = true;
} }
// check for local objects in unnamed block
if (type == AST_BLOCK && str.empty())
{
for (size_t i = 0; i < children.size(); i++)
if (children[i]->type == AST_WIRE || children[i]->type == AST_MEMORY || children[i]->type == AST_PARAMETER || children[i]->type == AST_LOCALPARAM)
log_error("Local declaration in unnamed block at %s:%d is an unsupported SystemVerilog feature!\n",
children[i]->filename.c_str(), children[i]->linenum);
}
// transform block with name // transform block with name
if (type == AST_BLOCK && !str.empty()) if (type == AST_BLOCK && !str.empty())
{ {
@ -1091,7 +1100,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
std::vector<AstNode*> new_children; std::vector<AstNode*> new_children;
for (size_t i = 0; i < children.size(); i++) for (size_t i = 0; i < children.size(); i++)
if (children[i]->type == AST_WIRE || children[i]->type == AST_PARAMETER || children[i]->type == AST_LOCALPARAM) { if (children[i]->type == AST_WIRE || children[i]->type == AST_MEMORY || children[i]->type == AST_PARAMETER || children[i]->type == AST_LOCALPARAM) {
children[i]->simplify(false, false, false, stage, -1, false, false); children[i]->simplify(false, false, false, stage, -1, false, false);
current_ast_mod->children.push_back(children[i]); current_ast_mod->children.push_back(children[i]);
current_scope[children[i]->str] = children[i]; current_scope[children[i]->str] = children[i];