forked from mirrors/nixpkgs
24 lines
715 B
Nix
24 lines
715 B
Nix
{ stdenv, ghdl-llvm, ghdl-mcode, backend }:
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let
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ghdl = if backend == "llvm" then ghdl-llvm else ghdl-mcode;
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in
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stdenv.mkDerivation {
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name = "ghdl-test-simple";
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meta.timeout = 300;
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nativeBuildInputs = [ ghdl ];
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buildCommand = ''
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cp ${./simple.vhd} simple.vhd
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cp ${./simple-tb.vhd} simple-tb.vhd
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mkdir -p ghdlwork
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ghdl -a --workdir=ghdlwork --ieee=synopsys simple.vhd simple-tb.vhd
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ghdl -e --workdir=ghdlwork --ieee=synopsys -o sim-simple tb
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'' + (if backend == "llvm" then ''
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./sim-simple --assert-level=warning > output.txt
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'' else ''
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ghdl -r --workdir=ghdlwork --ieee=synopsys tb > output.txt
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'') + ''
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diff output.txt ${./expected-output.txt} && touch $out
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'';
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}
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