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llvmPackages_11: darwin cross compilation and bootstrapping

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This commit is contained in:
Andrew Childs
2021-05-17 00:28:05 +09:00
parent c31591cf8b
commit 56fcbcd154
5 changed files with 33 additions and 14 deletions
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pkgs/development/compilers/llvm/11/compiler-rt/default.nix
+11 -6
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@@ -3,6 +3,7 @@
let
useLLVM = stdenv.hostPlatform.useLLVM or false;
isDarwin = stdenv.hostPlatform.isDarwin;
bareMetal = stdenv.hostPlatform.parsed.kernel.name == "none";
haveLibc = stdenv.cc.libc != null;
inherit (stdenv.hostPlatform) isMusl;
@@ -15,7 +16,6 @@ stdenv.mkDerivation {
src = fetch "compiler-rt" "0x1j8ngf1zj63wlnns9vlibafq48qcm72p4jpaxkmkb4qw0grwfy";
nativeBuildInputs = [ cmake python3 llvm.dev ];
buildInputs = lib.optional stdenv.hostPlatform.isDarwin libcxxabi;
NIX_CFLAGS_COMPILE = [
"-DSCUDO_DEFAULT_OPTIONS=DeleteSizeMismatch=0:DeallocationTypeMismatch=0"
@@ -25,19 +25,19 @@ stdenv.mkDerivation {
"-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON"
"-DCMAKE_C_COMPILER_TARGET=${stdenv.hostPlatform.config}"
"-DCMAKE_ASM_COMPILER_TARGET=${stdenv.hostPlatform.config}"
] ++ lib.optionals (useLLVM || bareMetal || isMusl) [
] ++ lib.optionals (useLLVM || isDarwin || bareMetal || isMusl) [
"-DCOMPILER_RT_BUILD_SANITIZERS=OFF"
"-DCOMPILER_RT_BUILD_XRAY=OFF"
"-DCOMPILER_RT_BUILD_LIBFUZZER=OFF"
"-DCOMPILER_RT_BUILD_PROFILE=OFF"
] ++ lib.optionals ((useLLVM || bareMetal) && !haveLibc) [
] ++ lib.optionals ((useLLVM || isDarwin || bareMetal) && !haveLibc) [
"-DCMAKE_C_COMPILER_WORKS=ON"
"-DCMAKE_CXX_COMPILER_WORKS=ON"
"-DCOMPILER_RT_BAREMETAL_BUILD=ON"
"-DCMAKE_SIZEOF_VOID_P=${toString (stdenv.hostPlatform.parsed.cpu.bits / 8)}"
] ++ lib.optionals (useLLVM && !haveLibc) [
] ++ lib.optionals ((useLLVM || isDarwin) && !haveLibc) [
"-DCMAKE_C_FLAGS=-nodefaultlibs"
] ++ lib.optionals (useLLVM) [
] ++ lib.optionals (useLLVM || isDarwin) [
"-DCOMPILER_RT_BUILD_BUILTINS=ON"
#https://stackoverflow.com/questions/53633705/cmake-the-c-compiler-is-not-able-to-compile-a-simple-test-program
"-DCMAKE_TRY_COMPILE_TARGET_TYPE=STATIC_LIBRARY"
@@ -61,6 +61,11 @@ stdenv.mkDerivation {
]# ++ lib.optional stdenv.hostPlatform.isMusl ./sanitizers-nongnu.patch
++ lib.optional stdenv.hostPlatform.isAarch32 ./armv7l.patch;
preConfigure = lib.optionalString isDarwin ''
cmakeFlagsArray+=("-DCMAKE_LIPO=$(command -v ${stdenv.cc.targetPrefix}lipo)")
'';
# TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks
# to get it, but they're unfree. Since LLVM is rather central to the stdenv, we patch out TSAN support so that Hydra
# can build this. If we didn't do it, basically the entire nixpkgs on Darwin would have an unfree dependency and we'd
@@ -71,7 +76,7 @@ stdenv.mkDerivation {
--replace 'set(X86 i386)' 'set(X86 i386 i486 i586 i686)'
'' + lib.optionalString stdenv.isDarwin ''
substituteInPlace cmake/builtin-config-ix.cmake \
--replace 'set(ARM64 arm64 arm64e)' 'set(ARM64)'
--replace 'foreach(arch ''${ARM64})' 'foreach(arch)'
substituteInPlace cmake/config-ix.cmake \
--replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)'
'' + lib.optionalString (useLLVM) ''