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Preserve size of $genval$-s in for loops

This commit is contained in:
Eddie Hung 2019-12-11 16:26:26 -08:00
parent 151f7533e8
commit af36943cb9
1 changed files with 17 additions and 0 deletions
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17
frontends/ast/simplify.cc
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@ -1198,6 +1198,15 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
varbuf = new AstNode(AST_LOCALPARAM, varbuf); varbuf = new AstNode(AST_LOCALPARAM, varbuf);
varbuf->str = init_ast->children[0]->str; varbuf->str = init_ast->children[0]->str;
auto resolved = current_scope.at(init_ast->children[0]->str);
if (resolved->range_valid) {
varbuf->range_left = resolved->range_left;
varbuf->range_right = resolved->range_right;
varbuf->range_swapped = resolved->range_swapped;
varbuf->range_valid = resolved->range_valid;
log_dump(varbuf->range_left, varbuf->range_right);
}
AstNode *backup_scope_varbuf = current_scope[varbuf->str]; AstNode *backup_scope_varbuf = current_scope[varbuf->str];
current_scope[varbuf->str] = varbuf; current_scope[varbuf->str] = varbuf;
@ -2998,6 +3007,14 @@ void AstNode::expand_genblock(std::string index_var, std::string prefix, std::ma
current_ast_mod->children.push_back(p); current_ast_mod->children.push_back(p);
str = p->str; str = p->str;
id2ast = p; id2ast = p;
auto resolved = current_scope.at(index_var);
if (resolved->range_valid) {
p->range_left = resolved->range_left;
p->range_right = resolved->range_right;
p->range_swapped = resolved->range_swapped;
p->range_valid = resolved->range_valid;
}
} }
} }