1 files changed, 40 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/ghdl/default.nix b/nixpkgs/pkgs/development/compilers/ghdl/default.nix
new file mode 100644
index 00000000000..6d1fae33734
--- /dev/null
+++ b/nixpkgs/pkgs/development/compilers/ghdl/default.nix
@@ -0,0 +1,40 @@
+{ stdenv, fetchFromGitHub, gnat, zlib, llvm, lib
+, backend ? "mcode" }:
+
+assert backend == "mcode" || backend == "llvm";
+
+stdenv.mkDerivation rec {
+  pname = "ghdl-${backend}";
+  version = "0.37";
+
+  src = fetchFromGitHub {
+    owner = "ghdl";
+    repo = "ghdl";
+    rev = "v${version}";
+    sha256 = "0b53yl4im33c1cd4mdyc4ks9cmrpixym17gzchfmplrl22w3l17y";
+  };
+
+  LIBRARY_PATH = "${stdenv.cc.libc}/lib";
+
+  buildInputs = [ gnat zlib ];
+
+  preConfigure = ''
+    # If llvm 7.0 works, 7.x releases should work too.
+    sed -i 's/check_version 7.0/check_version 7/g' configure
+  '';
+
+  configureFlags = lib.optional (backend == "llvm")
+    "--with-llvm-config=${llvm}/bin/llvm-config";
+
+  hardeningDisable = [ "format" ];
+
+  enableParallelBuilding = true;
+
+  meta = with lib; {
+    homepage = "https://github.com/ghdl/ghdl";
+    description = "VHDL 2008/93/87 simulator";
+    maintainers = with maintainers; [ lucus16 ];
+    platforms = platforms.linux;
+    license = licenses.gpl2;
+  };
+}