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Added read_verilog -nodpi

This commit is contained in:
Clifford Wolf 2015-09-23 08:23:38 +02:00
parent 089c1e176f
commit e2e092b144
1 changed files with 19 additions and 0 deletions
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19
frontends/verilog/verilog_frontend.cc
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@ -39,6 +39,14 @@ using namespace VERILOG_FRONTEND;
static std::vector<std::string> verilog_defaults;
static std::list<std::vector<std::string>> verilog_defaults_stack;
static void error_on_dpi_function(AST::AstNode *node)
{
if (node->type == AST::AST_DPI_FUNCTION)
log_error("Found DPI function %s at %s:%d.\n", node->str.c_str(), node->filename.c_str(), node->linenum);
for (auto child : node->children)
error_on_dpi_function(child);
}
struct VerilogFrontend : public Frontend {
VerilogFrontend() : Frontend("verilog", "read modules from Verilog file") { }
virtual void help()
@ -107,6 +115,9 @@ struct VerilogFrontend : public Frontend {
log(" -nopp\n");
log(" do not run the pre-processor\n");
log("\n");
log(" -nodpi\n");
log(" disable DPI-C support\n");
log("\n");
log(" -lib\n");
log(" only create empty blackbox modules. This implies -DBLACKBOX.\n");
log("\n");
@ -160,6 +171,7 @@ struct VerilogFrontend : public Frontend {
bool flag_mem2reg = false;
bool flag_ppdump = false;
bool flag_nopp = false;
bool flag_nodpi = false;
bool flag_lib = false;
bool flag_noopt = false;
bool flag_icells = false;
@ -229,6 +241,10 @@ struct VerilogFrontend : public Frontend {
flag_nopp = true;
continue;
}
if (arg == "-nodpi") {
flag_nodpi = true;
continue;
}
if (arg == "-lib") {
flag_lib = true;
defines_map["BLACKBOX"] = string();
@ -320,6 +336,9 @@ struct VerilogFrontend : public Frontend {
child->attributes[attr] = AST::AstNode::mkconst_int(1, false);
}
if (flag_nodpi)
error_on_dpi_function(current_ast);
AST::process(design, current_ast, flag_dump_ast1, flag_dump_ast2, flag_dump_vlog, flag_nolatches, flag_nomeminit, flag_nomem2reg, flag_mem2reg, flag_lib, flag_noopt, flag_icells, flag_ignore_redef, flag_defer, default_nettype_wire);
if (!flag_nopp)