nixpkgs/pkgs/development/compilers/ghc/head.nix
Matthew Bauer d0e52b6b32
Merge pull request #95309 from obsidiansystems/mobile-fixes
Support Android 29 in cross-compilation
2020-08-28 14:59:37 -05:00

267 lines
10 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{ stdenv, pkgsBuildTarget, targetPackages
# build-tools
, bootPkgs
, autoconf, autoreconfHook, automake, coreutils, fetchgit, perl, python3, m4, sphinx
, bash
, libiconv ? null, ncurses
, # GHC can be built with system libffi or a bundled one.
libffi ? null
, enableDwarf ? !stdenv.targetPlatform.isDarwin &&
!stdenv.targetPlatform.isWindows
, elfutils # for DWARF support
, useLLVM ? !stdenv.targetPlatform.isx86 || stdenv.targetPlatform.isiOS
, # LLVM is conceptually a run-time-only depedendency, but for
# non-x86, we need LLVM to bootstrap later stages, so it becomes a
# build-time dependency too.
buildLlvmPackages, llvmPackages
, # If enabled, GHC will be built with the GPL-free but slightly slower native
# bignum backend instead of the faster but GPLed gmp backend.
enableNativeBignum ? !(stdenv.lib.any (stdenv.lib.meta.platformMatch stdenv.hostPlatform) gmp.meta.platforms)
, gmp
, # If enabled, use -fPIC when compiling static libs.
enableRelocatedStaticLibs ? stdenv.targetPlatform != stdenv.hostPlatform
# aarch64 outputs otherwise exceed 2GB limit
, enableProfiledLibs ? !stdenv.targetPlatform.isAarch64
, # Whether to build dynamic libs for the standard library (on the target
# platform). Static libs are always built.
enableShared ? !stdenv.targetPlatform.isWindows && !stdenv.targetPlatform.useiOSPrebuilt
, # Whether to build terminfo.
enableTerminfo ? !stdenv.targetPlatform.isWindows
, version ? "8.11.20200824"
, # What flavour to build. An empty string indicates no
# specific flavour and falls back to ghc default values.
ghcFlavour ? stdenv.lib.optionalString (stdenv.targetPlatform != stdenv.hostPlatform)
(if useLLVM then "perf-cross" else "perf-cross-ncg")
, # Whether to disable the large address space allocator
# necessary fix for iOS: https://www.reddit.com/r/haskell/comments/4ttdz1/building_an_osxi386_to_iosarm64_cross_compiler/d5qvd67/
disableLargeAddressSpace ? stdenv.targetPlatform.isDarwin && stdenv.targetPlatform.isAarch64
}:
assert !enableNativeBignum -> gmp != null;
let
inherit (stdenv) buildPlatform hostPlatform targetPlatform;
inherit (bootPkgs) ghc;
# TODO(@Ericson2314) Make unconditional
targetPrefix = stdenv.lib.optionalString
(targetPlatform != hostPlatform)
"${targetPlatform.config}-";
buildMK = dontStrip: ''
BuildFlavour = ${ghcFlavour}
ifneq \"\$(BuildFlavour)\" \"\"
include mk/flavours/\$(BuildFlavour).mk
endif
DYNAMIC_GHC_PROGRAMS = ${if enableShared then "YES" else "NO"}
BIGNUM_BACKEND = ${if enableNativeBignum then "native" else "gmp"}
'' + stdenv.lib.optionalString (targetPlatform != hostPlatform) ''
Stage1Only = ${if (targetPlatform.system == hostPlatform.system && !targetPlatform.isiOS) then "NO" else "YES"}
CrossCompilePrefix = ${targetPrefix}
HADDOCK_DOCS = NO
BUILD_SPHINX_HTML = NO
BUILD_SPHINX_PDF = NO
'' + stdenv.lib.optionalString dontStrip ''
STRIP_CMD = :
'' + stdenv.lib.optionalString (!enableProfiledLibs) ''
GhcLibWays = "v dyn"
'' + stdenv.lib.optionalString enableRelocatedStaticLibs ''
GhcLibHcOpts += -fPIC
GhcRtsHcOpts += -fPIC
'' + stdenv.lib.optionalString targetPlatform.useAndroidPrebuilt ''
EXTRA_CC_OPTS += -std=gnu99
'';
# Splicer will pull out correct variations
libDeps = platform: stdenv.lib.optional enableTerminfo ncurses
++ [libffi]
++ stdenv.lib.optional (!enableNativeBignum) gmp
++ stdenv.lib.optional (platform.libc != "glibc" && !targetPlatform.isWindows) libiconv
++ stdenv.lib.optional enableDwarf elfutils;
toolsForTarget = [
pkgsBuildTarget.targetPackages.stdenv.cc
] ++ stdenv.lib.optional useLLVM buildLlvmPackages.llvm;
targetCC = builtins.head toolsForTarget;
# ld.gold is disabled for musl libc due to https://sourceware.org/bugzilla/show_bug.cgi?id=23856
# see #84670 and #49071 for more background.
useLdGold = targetPlatform.isLinux && !(targetPlatform.useLLVM or false) && !targetPlatform.isMusl;
in
stdenv.mkDerivation (rec {
inherit version;
inherit (src) rev;
name = "${targetPrefix}ghc-${version}";
src = fetchgit {
url = "https://gitlab.haskell.org/ghc/ghc.git/";
rev = "3f50154591ada9064351ccec4adfe6df53ca2439";
sha256 = "1w2p5bc74aswspzvgvrhcb95hvj5ky38rgqqjvrri19z2qyiky6d";
};
enableParallelBuilding = true;
outputs = [ "out" "doc" ];
postPatch = "patchShebangs .";
# GHC is a bit confused on its cross terminology.
preConfigure = ''
for env in $(env | grep '^TARGET_' | sed -E 's|\+?=.*||'); do
export "''${env#TARGET_}=''${!env}"
done
# GHC is a bit confused on its cross terminology, as these would normally be
# the *host* tools.
export CC="${targetCC}/bin/${targetCC.targetPrefix}cc"
export CXX="${targetCC}/bin/${targetCC.targetPrefix}cxx"
# Use gold to work around https://sourceware.org/bugzilla/show_bug.cgi?id=16177
# and more generally have a faster linker.
export LD="${targetCC.bintools}/bin/${targetCC.bintools.targetPrefix}ld${stdenv.lib.optionalString useLdGold ".gold"}"
export AS="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}as"
export AR="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}ar"
export NM="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}nm"
export RANLIB="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}ranlib"
export READELF="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}readelf"
export STRIP="${targetCC.bintools.bintools}/bin/${targetCC.bintools.targetPrefix}strip"
echo -n "${buildMK dontStrip}" > mk/build.mk
echo ${version} > VERSION
echo ${src.rev} > GIT_COMMIT_ID
./boot
sed -i -e 's|-isysroot /Developer/SDKs/MacOSX10.5.sdk||' configure
'' + stdenv.lib.optionalString (!stdenv.isDarwin) ''
export NIX_LDFLAGS+=" -rpath $out/lib/ghc-${version}"
'' + stdenv.lib.optionalString stdenv.isDarwin ''
export NIX_LDFLAGS+=" -no_dtrace_dof"
'' + stdenv.lib.optionalString targetPlatform.useAndroidPrebuilt ''
sed -i -e '5i ,("armv7a-unknown-linux-androideabi", ("e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64", "cortex-a8", ""))' llvm-targets
'' + stdenv.lib.optionalString targetPlatform.isMusl ''
echo "patching llvm-targets for musl targets..."
echo "Cloning these existing '*-linux-gnu*' targets:"
grep linux-gnu llvm-targets | sed 's/^/ /'
echo "(go go gadget sed)"
sed -i 's,\(^.*linux-\)gnu\(.*\)$,\0\n\1musl\2,' llvm-targets
echo "llvm-targets now contains these '*-linux-musl*' targets:"
grep linux-musl llvm-targets | sed 's/^/ /'
echo "And now patching to preserve '-musleabi' as done with '-gnueabi'"
# (aclocal.m4 is actual source, but patch configure as well since we don't re-gen)
for x in configure aclocal.m4; do
substituteInPlace $x \
--replace '*-android*|*-gnueabi*)' \
'*-android*|*-gnueabi*|*-musleabi*)'
done
'';
# TODO(@Ericson2314): Always pass "--target" and always prefix.
configurePlatforms = [ "build" "host" ]
++ stdenv.lib.optional (targetPlatform != hostPlatform) "target";
# `--with` flags for libraries needed for RTS linker
configureFlags = [
"--datadir=$doc/share/doc/ghc"
"--with-curses-libraries=${ncurses.out}/lib"
] ++ stdenv.lib.optionals (libffi != null) [
"--with-system-libffi"
"--with-ffi-includes=${targetPackages.libffi.dev}/include"
"--with-ffi-libraries=${targetPackages.libffi.out}/lib"
] ++ stdenv.lib.optionals (targetPlatform == hostPlatform && !enableNativeBignum) [
"--with-gmp-includes=${targetPackages.gmp.dev}/include"
"--with-gmp-libraries=${targetPackages.gmp.out}/lib"
] ++ stdenv.lib.optionals (targetPlatform == hostPlatform && hostPlatform.libc != "glibc" && !targetPlatform.isWindows) [
"--with-iconv-includes=${libiconv}/include"
"--with-iconv-libraries=${libiconv}/lib"
] ++ stdenv.lib.optionals (targetPlatform != hostPlatform) [
"--enable-bootstrap-with-devel-snapshot"
] ++ stdenv.lib.optionals useLdGold [
"CFLAGS=-fuse-ld=gold"
"CONF_GCC_LINKER_OPTS_STAGE1=-fuse-ld=gold"
"CONF_GCC_LINKER_OPTS_STAGE2=-fuse-ld=gold"
] ++ stdenv.lib.optional disableLargeAddressSpace "--disable-large-address-space"
++ stdenv.lib.optionals enableDwarf [
"--enable-dwarf-unwind"
"--with-libdw-includes=${stdenv.lib.getDev elfutils}/include"
"--with-libdw-libraries=${stdenv.lib.getLib elfutils}/lib"
];
# Make sure we never relax`$PATH` and hooks support for compatibility.
strictDeps = true;
# Dont add -liconv to LDFLAGS automatically so that GHC will add it itself.
dontAddExtraLibs = true;
nativeBuildInputs = [
perl autoconf autoreconfHook automake m4 python3 sphinx
ghc bootPkgs.alex bootPkgs.happy bootPkgs.hscolour
];
# For building runtime libs
depsBuildTarget = toolsForTarget;
buildInputs = [ perl bash ] ++ (libDeps hostPlatform);
propagatedBuildInputs = [ targetPackages.stdenv.cc ]
++ stdenv.lib.optional useLLVM llvmPackages.llvm;
depsTargetTarget = map stdenv.lib.getDev (libDeps targetPlatform);
depsTargetTargetPropagated = map (stdenv.lib.getOutput "out") (libDeps targetPlatform);
# required, because otherwise all symbols from HSffi.o are stripped, and
# that in turn causes GHCi to abort
stripDebugFlags = [ "-S" ] ++ stdenv.lib.optional (!targetPlatform.isDarwin) "--keep-file-symbols";
checkTarget = "test";
hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
postInstall = ''
# Install the bash completion file.
install -D -m 444 utils/completion/ghc.bash $out/share/bash-completion/completions/${targetPrefix}ghc
# Patch scripts to include "readelf" and "cat" in $PATH.
for i in "$out/bin/"*; do
test ! -h $i || continue
egrep --quiet '^#!' <(head -n 1 $i) || continue
sed -i -e '2i export PATH="$PATH:${stdenv.lib.makeBinPath [ targetPackages.stdenv.cc.bintools coreutils ]}"' $i
done
'';
passthru = {
inherit bootPkgs targetPrefix;
inherit llvmPackages;
inherit enableShared;
# Our Cabal compiler name
haskellCompilerName = "ghc-${version}";
};
meta = {
homepage = "http://haskell.org/ghc";
description = "The Glasgow Haskell Compiler";
maintainers = with stdenv.lib.maintainers; [ marcweber andres peti ];
inherit (ghc.meta) license platforms;
};
dontStrip = (targetPlatform.useAndroidPrebuilt || targetPlatform.isWasm);
} // stdenv.lib.optionalAttrs targetPlatform.useAndroidPrebuilt{
dontPatchELF = true;
noAuditTmpdir = true;
})