nixpkgs/pkgs/development/compilers/yosys/default.nix

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{ stdenv
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, abc-verifier
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, bison
, fetchFromGitHub
, flex
, libffi
, pkgconfig
, protobuf
, python3
, readline
, tcl
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, verilog
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, zlib
}:
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stdenv.mkDerivation rec {
pname = "yosys";
version = "2020.03.24";
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src = fetchFromGitHub {
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owner = "YosysHQ";
repo = "yosys";
rev = "c9555c9adeba886a308c60615ac794ec20d9276e";
sha256 = "1fh118fv06jyfmkx6zy0w2k0rjj22m0ffyll3k5giaw8zzaf0j3a";
};
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enableParallelBuilding = true;
nativeBuildInputs = [ pkgconfig ];
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buildInputs = [ tcl readline libffi python3 bison flex protobuf zlib ];
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makeFlags = [ "ENABLE_PROTOBUF=1" "PREFIX=${placeholder "out"}"];
patchPhase = ''
substituteInPlace ./Makefile \
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--replace 'CXX = clang' "" \
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--replace 'LD = clang++' 'LD = $(CXX)' \
--replace 'CXX = gcc' "" \
--replace 'LD = gcc' 'LD = $(CXX)' \
--replace 'ABCMKARGS = CC="$(CXX)" CXX="$(CXX)"' 'ABCMKARGS =' \
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--replace 'echo UNKNOWN' 'echo ${builtins.substring 0 10 src.rev}'
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patchShebangs tests
'';
preBuild = let
shortAbcRev = builtins.substring 0 7 abc-verifier.rev;
in ''
chmod -R u+w .
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make config-${if stdenv.cc.isClang or false then "clang" else "gcc"}
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echo 'ABCEXTERNAL = ${abc-verifier}/bin/abc' >> Makefile.conf
# we have to do this ourselves for some reason...
(cd misc && ${protobuf}/bin/protoc --cpp_out ../backends/protobuf/ ./yosys.proto)
if ! grep -q "ABCREV = ${shortAbcRev}" Makefile; then
echo "yosys isn't compatible with the provided abc (${shortAbcRev}), failing."
exit 1
fi
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'';
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doCheck = true;
checkInputs = [ verilog ];
# Internally, yosys knows to use the specified hardcoded ABCEXTERNAL binary.
# But other tools (like mcy or symbiyosys) can't know how yosys was built, so
# they just assume that 'yosys-abc' is available -- but it's not installed
# when using ABCEXTERNAL
#
# add a symlink to fake things so that both variants work the same way.
postInstall = ''
ln -sfv ${abc-verifier}/bin/abc $out/bin/yosys-abc
'';
meta = with stdenv.lib; {
description = "Open RTL synthesis framework and tools";
homepage = "http://www.clifford.at/yosys/";
license = licenses.isc;
platforms = platforms.all;
maintainers = with maintainers; [ shell thoughtpolice emily ];
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};
}