54 lines
2.3 KiB
Nix
54 lines
2.3 KiB
Nix
{ stdenv, lib, buildPackages, fetchFromGitHub, callPackage, wrapCCWith, overrideCC }:
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let
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version = "5.2.3";
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src = fetchFromGitHub {
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owner = "RadeonOpenCompute";
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repo = "llvm-project";
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rev = "rocm-${version}";
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hash = "sha256-sudH8hnjReyuCFm2CBEPd8W88SjAARgCd1MTIJaDjTI=";
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};
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in rec {
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clang = wrapCCWith rec {
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cc = llvm;
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extraBuildCommands = ''
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clang_version=`${cc}/bin/clang -v 2>&1 | grep "clang version " | grep -E -o "[0-9.-]+"`
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rsrc="$out/resource-root"
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mkdir "$rsrc"
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ln -s "${cc}/lib/clang/$clang_version/include" "$rsrc"
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ln -s "${cc}/lib/clang/$clang_version/lib" "$rsrc/lib"
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echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
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echo "--gcc-toolchain=${stdenv.cc.cc}" >> $out/nix-support/cc-cflags
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rm $out/nix-support/add-hardening.sh
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touch $out/nix-support/add-hardening.sh
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# GPU compilation uses builtin lld
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substituteInPlace $out/bin/clang \
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--replace '-MM) dontLink=1 ;;' $'-MM | --cuda-device-only) dontLink=1 ;;\n--cuda-host-only | --cuda-compile-host-device) dontLink=0 ;;'
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substituteInPlace $out/bin/clang++ \
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--replace '-MM) dontLink=1 ;;' $'-MM | --cuda-device-only) dontLink=1 ;;\n--cuda-host-only | --cuda-compile-host-device) dontLink=0 ;;'
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'';
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};
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clangNoCompilerRt = wrapCCWith rec {
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cc = llvm;
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extraBuildCommands = ''
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clang_version=`${cc}/bin/clang -v 2>&1 | grep "clang version " | grep -E -o "[0-9.-]+"`
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rsrc="$out/resource-root"
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mkdir "$rsrc"
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ln -s "${cc}/lib/clang/$clang_version/include" "$rsrc"
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echo "-resource-dir=$rsrc" >> $out/nix-support/cc-cflags
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echo "--gcc-toolchain=${stdenv.cc.cc}" >> $out/nix-support/cc-cflags
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rm $out/nix-support/add-hardening.sh
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touch $out/nix-support/add-hardening.sh
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# GPU compilation uses builtin lld
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substituteInPlace $out/bin/clang \
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--replace '-MM) dontLink=1 ;;' $'-MM | --cuda-device-only) dontLink=1 ;;\n--cuda-host-only | --cuda-compile-host-device) dontLink=0 ;;'
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substituteInPlace $out/bin/clang++ \
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--replace '-MM) dontLink=1 ;;' $'-MM | --cuda-device-only) dontLink=1 ;;\n--cuda-host-only | --cuda-compile-host-device) dontLink=0 ;;'
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'';
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};
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llvm = callPackage ./llvm.nix {
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inherit src version;
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};
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}
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