Improved verilog output for ordinary $mux cells
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b6acbc82e6
commit
ca1b5d50e0
1 changed files with 19 additions and 3 deletions
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@ -544,7 +544,22 @@ bool dump_cell_expr(FILE *f, std::string indent, RTLIL::Cell *cell)
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#undef HANDLE_UNIOP
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#undef HANDLE_BINOP
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if (cell->type == "$mux" || cell->type == "$pmux" || cell->type == "$pmux_safe")
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if (cell->type == "$mux")
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{
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fprintf(f, "%s" "assign ", indent.c_str());
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dump_sigspec(f, cell->getPort("\\Y"));
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fprintf(f, " = ");
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dump_sigspec(f, cell->getPort("\\S"));
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fprintf(f, " ? ");
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dump_attributes(f, "", cell->attributes, ' ');
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dump_sigspec(f, cell->getPort("\\B"));
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fprintf(f, " : ");
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dump_sigspec(f, cell->getPort("\\A"));
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fprintf(f, ";\n");
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return true;
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}
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if (cell->type == "$pmux" || cell->type == "$pmux_safe")
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{
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int width = cell->parameters["\\WIDTH"].as_int();
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int s_width = cell->getPort("\\S").size();
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@ -556,10 +571,11 @@ bool dump_cell_expr(FILE *f, std::string indent, RTLIL::Cell *cell)
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fprintf(f, "%s" " input [%d:0] s;\n", indent.c_str(), s_width-1);
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dump_attributes(f, indent + " ", cell->attributes);
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if (!noattr)
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if (cell->type != "$pmux_safe" && !noattr)
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fprintf(f, "%s" " (* parallel_case *)\n", indent.c_str());
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fprintf(f, "%s" " casez (s)", indent.c_str());
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fprintf(f, noattr ? " // synopsys parallel_case\n" : "\n");
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if (cell->type != "$pmux_safe")
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fprintf(f, noattr ? " // synopsys parallel_case\n" : "\n");
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for (int i = 0; i < s_width; i++)
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{
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