Commit 8dbbabec authored by Martijn Bastiaan's avatar Martijn Bastiaan
Browse files

ghdl-gcc: init at 4.1.0 

Not truly a new package, but rather a new backend next to the existing
`mcode` and `llvm` ones. Adding the GCC backend too, as it is the only
one that supports code coverage report generation. For more info see:
https://devsaurus.github.io/ghdl_gcov/ghdl_gcov.html

.

Co-authored-by: default avatarRowan Goemans <goemansrowan@gmail.com>
parent 2e9b82a7

pkgs/by-name/gh/ghdl/package.nix

+57 −3
Original line number Diff line number Diff line
@@ -5,10 +5,18 @@ 
, zlib

, llvm

, lib

, gcc-unwrapped

, texinfo

, gmp

, mpfr

, libmpc

, gnutar

, glibc

, makeWrapper

, backend ? "mcode"

}:



assert backend == "mcode" || backend == "llvm";

assert backend == "mcode" || backend == "llvm" || backend == "gcc";



stdenv.mkDerivation (finalAttrs: {

  pname = "ghdl-${backend}";
@@ -25,20 +33,29 @@ stdenv.mkDerivation (finalAttrs: { 


  nativeBuildInputs = [

    gnat

  ] ++ lib.optionals (backend == "gcc") [

    texinfo

    makeWrapper

  ];

  buildInputs = [

    zlib

  ] ++ lib.optionals (backend == "llvm") [

    llvm

  ] ++ lib.optionals (backend == "gcc") [

    gmp

    mpfr

    libmpc

  ];

  propagatedBuildInputs = [

  ] ++ lib.optionals (backend == "llvm") [

  ] ++ lib.optionals (backend == "llvm" || backend == "gcc") [

    zlib

  ];



  preConfigure = ''

    # If llvm 7.0 works, 7.x releases should work too.

    sed -i 's/check_version  7.0/check_version  7/g' configure

  '' + lib.optionalString (backend == "gcc") ''

    ${gnutar}/bin/tar -xf ${gcc-unwrapped.src}

  '';



  configureFlags = [
@@ -47,14 +64,51 @@ stdenv.mkDerivation (finalAttrs: { 
    "--enable-synth"

  ] ++ lib.optionals (backend == "llvm") [

    "--with-llvm-config=${llvm.dev}/bin/llvm-config"

  ] ++ lib.optionals (backend == "gcc") [

    "--with-gcc=gcc-${gcc-unwrapped.version}"

  ];



  buildPhase = lib.optionalString (backend == "gcc") ''

    make copy-sources

    mkdir gcc-objs

    cd gcc-objs

    ../gcc-${gcc-unwrapped.version}/configure \

      --with-native-system-header-dir=/include \

      --with-build-sysroot=${lib.getDev glibc} \

      --prefix=$out \

      --enable-languages=c,vhdl \

      --disable-bootstrap \

      --disable-lto \

      --disable-multilib \

      --disable-libssp \

      --disable-libgomp \

      --disable-libquadmath

    make -j $NIX_BUILD_CORES

    make install

    cd ../

    make -j $NIX_BUILD_CORES ghdllib

  '';



  postFixup = lib.optionalString (backend == "gcc") ''

    wrapProgram $out/bin/ghdl \

      --set LIBRARY_PATH ${lib.makeLibraryPath [

        glibc

      ]}

  '';



  hardeningDisable = [

  ] ++ lib.optionals (backend == "gcc") [

    # GCC compilation fails with format errors

    "format"

  ];



  enableParallelBuilding = true;



  passthru = {

    # run with either of

    # run with:

    # nix-build -A ghdl-mcode.passthru.tests

    # nix-build -A ghdl-llvm.passthru.tests

    # nix-build -A ghdl-gcc.passthru.tests

    tests = {

      simple = callPackage ./test-simple.nix { inherit backend; };

    };

pkgs/by-name/gh/ghdl/test-simple.nix

+3 −3
Original line number Diff line number Diff line 
{ stdenv, ghdl-llvm, ghdl-mcode, backend }:

{ stdenv, lib, ghdl-llvm, ghdl-mcode, ghdl-gcc, backend }:



let

  ghdl = if backend == "llvm" then ghdl-llvm else ghdl-mcode;

  ghdl = if backend == "llvm" then ghdl-llvm else if backend == "gcc" then ghdl-gcc else ghdl-mcode;

in

stdenv.mkDerivation {

  name = "ghdl-test-simple";
@@ -13,7 +13,7 @@ stdenv.mkDerivation { 
    mkdir -p ghdlwork

    ghdl -a --workdir=ghdlwork --ieee=synopsys simple.vhd simple-tb.vhd

    ghdl -e --workdir=ghdlwork --ieee=synopsys -o sim-simple tb

  '' + (if backend == "llvm" then ''

  '' + (if backend == "llvm" || backend == "gcc" then ''

    ./sim-simple --assert-level=warning > output.txt

  '' else ''

    ghdl -r --workdir=ghdlwork --ieee=synopsys tb > output.txt

pkgs/top-level/all-packages.nix

+2 −0
Original line number Diff line number Diff line
@@ -15676,6 +15676,8 @@ with pkgs; 














  ghdl-mcode = callPackage ../by-name/gh/ghdl/package.nix { backend = "mcode"; };



























  ghdl-gcc = callPackage ../by-name/gh/ghdl/package.nix { backend = "gcc"; };



























  ghdl-llvm = callPackage ../by-name/gh/ghdl/package.nix {















    backend = "llvm";















    inherit (llvmPackages_15) llvm;