added "log" command

diff --git a/passes/cmds/Makefile.inc b/passes/cmds/Makefile.inc
index 7638f6006ec46e858398ec78e051d2d42df96816..f01a1c4b51e8ca226ddfd324b80b6bf0335be5cd 100644 (file)
--- a/passes/cmds/Makefile.inc
+++ b/passes/cmds/Makefile.inc
@@ -14,4 +14,5 @@ OBJS += passes/cmds/setattr.o
 OBJS += passes/cmds/copy.o
 OBJS += passes/cmds/splice.o
 OBJS += passes/cmds/scc.o
+OBJS += passes/cmds/log.o
 

diff --git a/passes/cmds/log.cc b/passes/cmds/log.cc
new file mode 100644 (file)
index 0000000..839955c
--- /dev/null
+++ b/passes/cmds/log.cc
@@ -0,0 +1,78 @@
+/*
+ *  yosys -- Yosys Open SYnthesis Suite
+ *
+ *  Copyright (C) 2012  Clifford Wolf <clifford@clifford.at>
+ *  Copyright (C) 2014  Johann Glaser <Johann.Glaser@gmx.at>
+ *
+ *  Permission to use, copy, modify, and/or distribute this software for any
+ *  purpose with or without fee is hereby granted, provided that the above
+ *  copyright notice and this permission notice appear in all copies.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ *  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ *  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+
+#include "kernel/register.h"
+#include "kernel/rtlil.h"
+#include "kernel/log.h"
+
+struct LogPass : public Pass {
+       LogPass() : Pass("log", "print text and log files") { }
+       virtual void help()
+       {
+               //   |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
+               log("\n");
+               log("    log string\n");
+               log("\n");
+               log("Print the given string to the screen and/or the log file. This is useful for TCL\n");
+               log("scripts, because the TCL command \"puts\" only goes to stdout but not to\n");
+               log("logfiles.\n");
+               log("\n");
+               log("    -stdout\n");
+               log("        Print the output to stdout too. This is useful when all Yosys is executed\n");
+               log("        with a script and the -q (quiet operation) argument to notify the user.\n");
+               log("\n");
+               log("    -stderr\n");
+               log("        Print the output to stderr too.\n");
+               log("\n");
+               log("    -nolog\n");
+               log("        Don't use the internal log() command. Use either -stdout or -stderr,\n");
+               log("        otherwise no output will be generated at all.\n");
+               log("\n");
+               log("    -n\n");
+               log("        do not append a newline\n");
+               log("\n");
+       }
+       virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
+       {
+               size_t argidx;
+               bool to_stdout = false;
+               bool to_stderr = false;
+               bool to_log    = true;
+               bool newline   = true;
+               std::string text;
+
+               for (argidx = 1; argidx < args.size(); argidx++)
+               {
+                       if      (args[argidx] == "-stdout") to_stdout = true;
+                       else if (args[argidx] == "-stderr") to_stderr = true;
+                       else if (args[argidx] == "-nolog")  to_log    = false;
+                       else if (args[argidx] == "-n")      newline   = false;
+                       else break;
+               }
+               for (; argidx < args.size(); argidx++)
+                       text += args[argidx] + ' ';
+               if (!text.empty()) text.pop_back();
+
+               if (to_stdout) fprintf(stdout, (newline ? "%s\n" : "%s"), text.c_str());
+               if (to_stderr) fprintf(stderr, (newline ? "%s\n" : "%s"), text.c_str());
+               if (to_log)    log    (        (newline ? "%s\n" : "%s"), text.c_str());
+       }
+} LogPass;
+