159 lines
6.3 KiB
Ruby
159 lines
6.3 KiB
Ruby
class Libgccjit < Formula
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desc "JIT library for the GNU compiler collection"
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if Hardware::CPU.arm?
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# Branch from the Darwin maintainer of GCC with Apple Silicon support,
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# located at https://github.com/iains/gcc-darwin-arm64 and
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# backported with his help to gcc-11 branch. Too big for a patch.
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url "https://github.com/fxcoudert/gcc/archive/refs/tags/gcc-11.1.0-arm-20210504.tar.gz"
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sha256 "ce862b4a4bdc8f36c9240736d23cd625a48af82c2332d2915df0e16e1609a74c"
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version "11.2.0"
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else
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url "https://ftp.gnu.org/gnu/gcc/gcc-11.2.0/gcc-11.2.0.tar.xz"
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mirror "https://ftpmirror.gnu.org/gcc/gcc-11.2.0/gcc-11.2.0.tar.xz"
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sha256 "d08edc536b54c372a1010ff6619dd274c0f1603aa49212ba20f7aa2cda36fa8b"
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end
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homepage "https://gcc.gnu.org/"
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license "GPL-3.0-or-later" => { with: "GCC-exception-3.1" }
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head "https://gcc.gnu.org/git/gcc.git"
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livecheck do
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formula "gcc"
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end
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bottle do
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sha256 arm64_big_sur: "7ea976a3eac574118aa769d054443ffb1c1987c6ca431d2ea6b2a91c05e99604"
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sha256 big_sur: "a2aea5ac05ce16b497cd7f508ecda8f592aa387e8efc1544e8ed5ca5d72a535f"
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sha256 catalina: "2aaa68904eff16c3608e20f71ffc167c3e47df6db8c403acd706cc5c38b1c960"
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sha256 mojave: "47ae6d2fc53939abf4fe94dc282f280a64d2268091c0b8497aba3bea0c8157eb"
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end
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# The bottles are built on systems with the CLT installed, and do not work
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# out of the box on Xcode-only systems due to an incorrect sysroot.
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pour_bottle? only_if: :clt_installed
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depends_on "gcc" => :test
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depends_on "gmp"
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depends_on "isl"
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depends_on "libmpc"
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depends_on "mpfr"
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uses_from_macos "zlib"
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# GCC bootstraps itself, so it is OK to have an incompatible C++ stdlib
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cxxstdlib_check :skip
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def install
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# GCC will suffer build errors if forced to use a particular linker.
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ENV.delete "LD"
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pkgversion = "Homebrew GCC #{pkg_version} #{build.used_options*" "}".strip
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cpu = Hardware::CPU.arm? ? "aarch64" : "x86_64"
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args = %W[
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--build=#{cpu}-apple-darwin#{OS.kernel_version.major}
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--prefix=#{prefix}
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--libdir=#{lib}/gcc/#{version.major}
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--disable-nls
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--enable-checking=release
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--with-gmp=#{Formula["gmp"].opt_prefix}
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--with-mpfr=#{Formula["mpfr"].opt_prefix}
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--with-mpc=#{Formula["libmpc"].opt_prefix}
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--with-isl=#{Formula["isl"].opt_prefix}
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--with-system-zlib
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--with-pkgversion=#{pkgversion}
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--with-bugurl=#{tap.issues_url}
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]
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# Xcode 10 dropped 32-bit support
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args << "--disable-multilib" if DevelopmentTools.clang_build_version >= 1000
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# Workaround for Xcode 12.5 bug on Intel
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# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100340
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args << "--without-build-config" if Hardware::CPU.intel? && DevelopmentTools.clang_build_version >= 1205
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# System headers may not be in /usr/include
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sdk = MacOS.sdk_path_if_needed
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if sdk
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args << "--with-native-system-header-dir=/usr/include"
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args << "--with-sysroot=#{sdk}"
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end
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# Use -headerpad_max_install_names in the build,
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# otherwise updated load commands won't fit in the Mach-O header.
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# This is needed because `gcc` avoids the superenv shim.
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make_args = ["BOOT_LDFLAGS=-Wl,-headerpad_max_install_names"]
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# Building jit needs --enable-host-shared, which slows down the compiler.
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mkdir "build-jit" do
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system "../configure", *args, "--enable-languages=jit", "--enable-host-shared"
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system "make", *make_args
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system "make", "install"
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end
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# We only install the relevant libgccjit files from libexec and delete the rest.
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Dir["#{prefix}/**/*"].each do |f|
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rm_rf f if !File.directory?(f) && !File.basename(f).to_s.start_with?("libgccjit")
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end
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end
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test do
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(testpath/"test-libgccjit.c").write <<~EOS
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#include <libgccjit.h>
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#include <stdlib.h>
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#include <stdio.h>
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static void create_code (gcc_jit_context *ctxt) {
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gcc_jit_type *void_type = gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID);
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gcc_jit_type *const_char_ptr_type = gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_CONST_CHAR_PTR);
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gcc_jit_param *param_name = gcc_jit_context_new_param (ctxt, NULL, const_char_ptr_type, "name");
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gcc_jit_function *func = gcc_jit_context_new_function (ctxt, NULL, GCC_JIT_FUNCTION_EXPORTED,
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void_type, "greet", 1, ¶m_name, 0);
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gcc_jit_param *param_format = gcc_jit_context_new_param (ctxt, NULL, const_char_ptr_type, "format");
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gcc_jit_function *printf_func = gcc_jit_context_new_function (ctxt, NULL, GCC_JIT_FUNCTION_IMPORTED,
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gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT), "printf", 1, ¶m_format, 1);
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gcc_jit_rvalue *args[2];
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args[0] = gcc_jit_context_new_string_literal (ctxt, "hello %s");
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args[1] = gcc_jit_param_as_rvalue (param_name);
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gcc_jit_block *block = gcc_jit_function_new_block (func, NULL);
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gcc_jit_block_add_eval (block, NULL, gcc_jit_context_new_call (ctxt, NULL, printf_func, 2, args));
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gcc_jit_block_end_with_void_return (block, NULL);
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}
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int main (int argc, char **argv) {
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gcc_jit_context *ctxt;
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gcc_jit_result *result;
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ctxt = gcc_jit_context_acquire ();
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if (!ctxt) {
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fprintf (stderr, "NULL ctxt");
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exit (1);
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}
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gcc_jit_context_set_bool_option (ctxt, GCC_JIT_BOOL_OPTION_DUMP_GENERATED_CODE, 0);
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create_code (ctxt);
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result = gcc_jit_context_compile (ctxt);
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if (!result) {
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fprintf (stderr, "NULL result");
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exit (1);
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}
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typedef void (*fn_type) (const char *);
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fn_type greet = (fn_type)gcc_jit_result_get_code (result, "greet");
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if (!greet) {
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fprintf (stderr, "NULL greet");
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exit (1);
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}
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greet ("world");
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fflush (stdout);
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gcc_jit_context_release (ctxt);
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gcc_jit_result_release (result);
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return 0;
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}
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EOS
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gcc_major_ver = Formula["gcc"].any_installed_version.major
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gcc = Formula["gcc"].opt_bin/"gcc-#{gcc_major_ver}"
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libs = "#{HOMEBREW_PREFIX}/lib/gcc/#{gcc_major_ver}"
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system gcc.to_s, "-I#{include}", "test-libgccjit.c", "-o", "test", "-L#{libs}", "-lgccjit"
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assert_equal "hello world", shell_output("./test")
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end
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end
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