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53 lines
1.9 KiB
Makefile
53 lines
1.9 KiB
Makefile
######################################################################
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#
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# DESCRIPTION: Verilator Example: Small Makefile
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#
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# This calls the object directory makefile. That allows the objects to
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# be placed in the "current directory" which simplifies the Makefile.
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#
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# Copyright 2003-2019 by Wilson Snyder. This program is free software; you can
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# redistribute it and/or modify it under the terms of either the GNU
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# Lesser General Public License Version 3 or the Perl Artistic License
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# Version 2.0.
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#
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######################################################################
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# Check for sanity to avoid later confusion
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ifneq ($(words $(CURDIR)),1)
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$(error Unsupported: GNU Make cannot build in directories containing spaces, build elsewhere: '$(CURDIR)')
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endif
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######################################################################
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# This is intended to be a minimal example. Before copying this to start a
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# real project, it is better to start with a more complete example,
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# e.g. examples/tracing_c.
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# If $VERILATOR_ROOT isn't in the environment, we assume it is part of a
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# package inatall, and verilator is in your path. Otherwise find the
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# binary relative to $VERILATOR_ROOT (such as when inside the git sources).
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ifeq ($(VERILATOR_ROOT),)
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VERILATOR = verilator
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else
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export VERILATOR_ROOT
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VERILATOR = $(VERILATOR_ROOT)/bin/verilator
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endif
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default:
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@echo "-- Verilator hello-world simple example"
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@echo "-- VERILATE ----------------"
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$(VERILATOR) -cc --exe top.v sim_main.cpp
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@echo "-- COMPILE -----------------"
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$(MAKE) -j 4 -C obj_dir -f Vtop.mk
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@echo "-- RUN ---------------------"
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obj_dir/Vtop
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@echo "-- DONE --------------------"
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@echo "Note: Once this example is understood, see examples/tracing_c."
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@echo "Note: Also see the EXAMPLE section in the verilator manpage/document."
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######################################################################
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maintainer-copy::
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clean mostlyclean distclean maintainer-clean::
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-rm -rf obj_dir *.log *.dmp *.vpd core
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