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add setenv pass

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N. Engelhardt 2024-11-28 13:55:45 +01:00
parent b66897e9b9
commit 8b0f665cc5
4 changed files with 55 additions and 0 deletions
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1
passes/cmds/Makefile.inc
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@ -52,3 +52,4 @@ OBJS += passes/cmds/box_derive.o
OBJS += passes/cmds/example_dt.o OBJS += passes/cmds/example_dt.o
OBJS += passes/cmds/portarcs.o OBJS += passes/cmds/portarcs.o
OBJS += passes/cmds/wrapcell.o OBJS += passes/cmds/wrapcell.o
OBJS += passes/cmds/setenv.o

49
passes/cmds/setenv.cc Normal file
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@ -0,0 +1,49 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2024 N. Engelhardt <nak@yosyshq.com>
*
* 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"
#include <stdlib.h>
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct SetenvPass : public Pass {
SetenvPass() : Pass("setenv", "set an environment variable") { }
void help() override
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" setenv name value\n");
log("\n");
log("Set the given environment variable on the current process. String values must be\n");
log("passed in double quotes (\").\n");
log("\n");
}
void execute(std::vector<std::string> args, [[maybe_unused]] RTLIL::Design *design) override
{
if(args.size() != 3)
log_cmd_error("Wrong number of arguments given.\n");
setenv(args[1].c_str(), args[2].c_str(), 1);
}
} SetenvPass;
PRIVATE_NAMESPACE_END

1
tests/verific/setenv.flist Normal file
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@ -0,0 +1 @@
${filename}

4
tests/verific/setenv.ys Normal file
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@ -0,0 +1,4 @@
setenv filename case.sv
verific -f -sv setenv.flist
verific -import top
select -assert-mod-count 1 top