#include "kernel/log.h"
#include "frontends/verilog/verilog_frontend.h"
#include "frontends/ast/ast.h"
-#include "verilog_parser.tab.h"
+#include "verilog_parser.tab.hh"
USING_YOSYS_NAMESPACE
using namespace AST;
frontend_verilog_yyerror("Unsupported default nettype: %s", p);
}
+"`protect"[^\n]* /* ignore `protect*/
+"`endprotect"[^\n]* /* ignore `endprotect*/
+
"`"[a-zA-Z_$][a-zA-Z0-9_$]* {
frontend_verilog_yyerror("Unimplemented compiler directive or undefined macro %s.", yytext);
}
"specparam" { return TOK_SPECPARAM; }
"package" { SV_KEYWORD(TOK_PACKAGE); }
"endpackage" { SV_KEYWORD(TOK_ENDPACKAGE); }
+"interface" { SV_KEYWORD(TOK_INTERFACE); }
+"endinterface" { SV_KEYWORD(TOK_ENDINTERFACE); }
+"modport" { SV_KEYWORD(TOK_MODPORT); }
"parameter" { return TOK_PARAMETER; }
"localparam" { return TOK_LOCALPARAM; }
"defparam" { return TOK_DEFPARAM; }
"always_ff" { SV_KEYWORD(TOK_ALWAYS); }
"always_latch" { SV_KEYWORD(TOK_ALWAYS); }
+ /* use special token for labels on assert, assume, cover, and restrict because it's insanley complex
+ to fix parsing of cells otherwise. (the current cell parser forces a reduce very early to update some
+ global state.. its a mess) */
+[a-zA-Z_$][a-zA-Z0-9_$]*/[ \t\r\n]*:[ \t\r\n]*(assert|assume|cover|restrict)[^a-zA-Z0-9_$\.] {
+ frontend_verilog_yylval.string = new std::string(std::string("\\") + yytext);
+ return TOK_SVA_LABEL;
+}
+
"assert" { if (formal_mode) return TOK_ASSERT; SV_KEYWORD(TOK_ASSERT); }
"assume" { if (formal_mode) return TOK_ASSUME; SV_KEYWORD(TOK_ASSUME); }
"cover" { if (formal_mode) return TOK_COVER; SV_KEYWORD(TOK_COVER); }
"const" { if (formal_mode) return TOK_CONST; SV_KEYWORD(TOK_CONST); }
"checker" { if (formal_mode) return TOK_CHECKER; SV_KEYWORD(TOK_CHECKER); }
"endchecker" { if (formal_mode) return TOK_ENDCHECKER; SV_KEYWORD(TOK_ENDCHECKER); }
+"final" { SV_KEYWORD(TOK_FINAL); }
"logic" { SV_KEYWORD(TOK_LOGIC); }
"bit" { SV_KEYWORD(TOK_REG); }
yystr[j++] = yystr[i++];
}
yystr[j] = 0;
- frontend_verilog_yylval.string = new std::string(yystr);
+ frontend_verilog_yylval.string = new std::string(yystr, j);
free(yystr);
return TOK_STRING;
}
return TOK_ID;
}
+[a-zA-Z_$][a-zA-Z0-9_$\.]* {
+ frontend_verilog_yylval.string = new std::string(std::string("\\") + yytext);
+ return TOK_ID;
+}
+
"/*"[ \t]*(synopsys|synthesis)[ \t]*translate_off[ \t]*"*/" {
static bool printed_warning = false;
if (!printed_warning) {