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Add "read_ilang -lib"

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-04-05 17:31:49 +02:00
parent 75ca06526a
commit dfb242c905
5 changed files with 39 additions and 3 deletions
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6
frontends/ilang/ilang_parser.y
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@ -37,7 +37,7 @@ namespace ILANG_FRONTEND {
std::vector<std::vector<RTLIL::SwitchRule*>*> switch_stack;
std::vector<RTLIL::CaseRule*> case_stack;
dict<RTLIL::IdString, RTLIL::Const> attrbuf;
bool flag_nooverwrite, flag_overwrite;
bool flag_nooverwrite, flag_overwrite, flag_lib;
bool delete_current_module;
}
using namespace ILANG_FRONTEND;
@ -98,7 +98,7 @@ module:
delete_current_module = false;
if (current_design->has($2)) {
RTLIL::Module *existing_mod = current_design->module($2);
if (!flag_overwrite && attrbuf.count("\\blackbox") && attrbuf.at("\\blackbox").as_bool()) {
if (!flag_overwrite && (flag_lib || (attrbuf.count("\\blackbox") && attrbuf.at("\\blackbox").as_bool()))) {
log("Ignoring blackbox re-definition of module %s.\n", $2);
delete_current_module = true;
} else if (!flag_nooverwrite && !flag_overwrite && !existing_mod->get_bool_attribute("\\blackbox")) {
@ -124,6 +124,8 @@ module:
current_module->fixup_ports();
if (delete_current_module)
delete current_module;
else if (flag_lib)
current_module->makeblackbox();
current_module = nullptr;
} EOL;