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test libgccjit on OSX Yosemite

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pull/81/head
Dibyendu Majumdar 9 years ago
parent 793b48c802
commit ec08e257e8
2 changed files with 282 additions and 1 deletions
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4
cmake/FindGCCJIT.cmake
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@ -1,12 +1,14 @@
find_path(GCCJIT_INC libgccjit.h
PATHS
~/local/include
/usr/local/include
)
find_library(GCCJIT_LIB
NAMES gccjit libgccjit
NAMES gccjit libgccjit
PATHS
~/local/lib
/usr/local/lib/gcc/5
)
set( GCCJIT_INCLUDE_DIRS "${GCCJIT_INC}" )

279
patches/gcc.rb
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@ -0,0 +1,279 @@
class Gcc < Formula
def arch
if Hardware::CPU.type == :intel
if MacOS.prefer_64_bit?
"x86_64"
else
"i686"
end
elsif Hardware::CPU.type == :ppc
if MacOS.prefer_64_bit?
"powerpc64"
else
"powerpc"
end
end
end
def osmajor
`uname -r`.chomp
end
desc "GNU compiler collection"
homepage "https://gcc.gnu.org"
url "http://ftpmirror.gnu.org/gcc/gcc-5.2.0/gcc-5.2.0.tar.bz2"
mirror "https://ftp.gnu.org/gnu/gcc/gcc-5.2.0/gcc-5.2.0.tar.bz2"
sha256 "5f835b04b5f7dd4f4d2dc96190ec1621b8d89f2dc6f638f9f8bc1b1014ba8cad"
bottle do
sha256 "b9a41591f99a25a5d57d818953def46c4c654eb5ec8738b5eb975b366068abc3" => :yosemite
sha256 "c70b4f9c65930c0f127cb8a0b220d7b1494edea11218f5ba519b758c3eb7a2cd" => :mavericks
sha256 "131566719249be8795422d86fff0c4b2ee12bb58ad5320dcbff0af2c40d3ece7" => :mountain_lion
end
option "with-java", "Build the gcj compiler"
option "with-all-languages", "Enable all compilers and languages, except Ada"
option "with-nls", "Build with native language support (localization)"
option "with-jit", "Build the jit compiler"
option "without-fortran", "Build without the gfortran compiler"
# enabling multilib on a host that can't run 64-bit results in build failures
option "without-multilib", "Build without multilib support" if MacOS.prefer_64_bit?
depends_on "gmp"
depends_on "libmpc"
depends_on "mpfr"
depends_on "isl"
depends_on "ecj" if build.with?("java") || build.with?("all-languages")
if MacOS.version < :leopard
# The as that comes with Tiger isn't capable of dealing with the
# PPC asm that comes in libitm
depends_on "cctools" => :build
end
fails_with :gcc_4_0
fails_with :llvm
# GCC bootstraps itself, so it is OK to have an incompatible C++ stdlib
cxxstdlib_check :skip
# The bottles are built on systems with the CLT installed, and do not work
# out of the box on Xcode-only systems due to an incorrect sysroot.
def pour_bottle?
MacOS::CLT.installed?
end
def version_suffix
version.to_s.slice(/\d/)
end
# Fix for libgccjit.so linkage on Darwin
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64089
patch :DATA
def install
# GCC will suffer build errors if forced to use a particular linker.
ENV.delete "LD"
if MacOS.version < :leopard
ENV["AS"] = ENV["AS_FOR_TARGET"] = "#{Formula["cctools"].bin}/as"
end
if build.with? "all-languages"
# Everything but Ada, which requires a pre-existing GCC Ada compiler
# (gnat) to bootstrap. GCC 4.6.0 adds go as a language option, but it is
# currently only compilable on Linux.
languages = %w[c c++ objc obj-c++ fortran java jit]
else
# C, C++, ObjC compilers are always built
languages = %w[c c++ objc obj-c++]
languages << "fortran" if build.with? "fortran"
languages << "java" if build.with? "java"
languages << "jit" if build.with? "jit"
end
args = [
"--build=#{arch}-apple-darwin#{osmajor}",
"--prefix=#{prefix}",
"--libdir=#{lib}/gcc/#{version_suffix}",
"--enable-languages=#{languages.join(",")}",
# Make most executables versioned to avoid conflicts.
"--program-suffix=-#{version_suffix}",
"--with-gmp=#{Formula["gmp"].opt_prefix}",
"--with-mpfr=#{Formula["mpfr"].opt_prefix}",
"--with-mpc=#{Formula["libmpc"].opt_prefix}",
"--with-isl=#{Formula["isl"].opt_prefix}",
"--with-system-zlib",
"--enable-libstdcxx-time=yes",
"--enable-stage1-checking",
"--enable-checking=release",
"--enable-lto",
# Use 'bootstrap-debug' build configuration to force stripping of object
# files prior to comparison during bootstrap (broken by Xcode 6.3).
"--with-build-config=bootstrap-debug",
"--disable-werror",
"--with-pkgversion=Homebrew #{name} #{pkg_version} #{build.used_options*" "}".strip,
"--with-bugurl=https://github.com/Homebrew/homebrew/issues"
]
# "Building GCC with plugin support requires a host that supports
# -fPIC, -shared, -ldl and -rdynamic."
args << "--enable-plugin" if MacOS.version > :tiger
# Otherwise make fails during comparison at stage 3
# See: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45248
args << "--with-dwarf2" if MacOS.version < :leopard
args << "--disable-nls" if build.without? "nls"
if build.with?("java") || build.with?("all-languages")
args << "--with-ecj-jar=#{Formula["ecj"].opt_share}/java/ecj.jar"
end
if build.without?("multilib") || !MacOS.prefer_64_bit?
args << "--disable-multilib"
else
args << "--enable-multilib"
end
args << "--enable-host-shared" if build.with?("jit") || build.with?("all-languages")
# Ensure correct install names when linking against libgcc_s;
# see discussion in https://github.com/Homebrew/homebrew/pull/34303
inreplace "libgcc/config/t-slibgcc-darwin", "@shlib_slibdir@", "#{HOMEBREW_PREFIX}/lib/gcc/#{version_suffix}"
mkdir "build" do
unless MacOS::CLT.installed?
# For Xcode-only systems, we need to tell the sysroot path.
# "native-system-headers" will be appended
args << "--with-native-system-header-dir=/usr/include"
args << "--with-sysroot=#{MacOS.sdk_path}"
end
system "../configure", *args
system "make", "bootstrap"
system "make", "install"
if build.with?("fortran") || build.with?("all-languages")
bin.install_symlink bin/"gfortran-#{version_suffix}" => "gfortran"
end
end
# Handle conflicts between GCC formulae and avoid interfering
# with system compilers.
# Since GCC 4.8 libffi stuff are no longer shipped.
# Rename man7.
Dir.glob(man7/"*.7") { |file| add_suffix file, version_suffix }
# Even when suffixes are appended, the info pages conflict when
# install-info is run. TODO fix this.
info.rmtree
# Rename java properties
if build.with?("java") || build.with?("all-languages")
config_files = [
"#{lib}/gcc/#{version_suffix}/logging.properties",
"#{lib}/gcc/#{version_suffix}/security/classpath.security",
"#{lib}/gcc/#{version_suffix}/i386/logging.properties",
"#{lib}/gcc/#{version_suffix}/i386/security/classpath.security"
]
config_files.each do |file|
add_suffix file, version_suffix if File.exist? file
end
end
end
def add_suffix(file, suffix)
dir = File.dirname(file)
ext = File.extname(file)
base = File.basename(file, ext)
File.rename file, "#{dir}/#{base}-#{suffix}#{ext}"
end
def caveats
if build.with?("multilib") then <<-EOS.undent
GCC has been built with multilib support. Notably, OpenMP may not work:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60670
If you need OpenMP support you may want to
brew reinstall gcc --without-multilib
EOS
end
end
test do
(testpath/"hello-c.c").write <<-EOS.undent
#include <stdio.h>
int main()
{
puts("Hello, world!");
return 0;
}
EOS
system "#{bin}/gcc-#{version_suffix}", "-o", "hello-c", "hello-c.c"
assert_equal "Hello, world!\n", `./hello-c`
(testpath/"hello-cc.cc").write <<-EOS.undent
#include <iostream>
int main()
{
std::cout << "Hello, world!" << std::endl;
return 0;
}
EOS
system "#{bin}/g++-#{version_suffix}", "-o", "hello-cc", "hello-cc.cc"
assert_equal "Hello, world!\n", `./hello-cc`
if build.with?("fortran") || build.with?("all-languages")
fixture = <<-EOS.undent
integer,parameter::m=10000
real::a(m), b(m)
real::fact=0.5
do concurrent (i=1:m)
a(i) = a(i) + fact*b(i)
end do
print *, "done"
end
EOS
(testpath/"in.f90").write(fixture)
system "#{bin}/gfortran", "-c", "in.f90"
system "#{bin}/gfortran", "-o", "test", "in.o"
assert_equal "done", `./test`.strip
end
end
end
__END__
diff --git a/gcc/jit/Make-lang.in b/gcc/jit/Make-lang.in
index 44d0750..4df2a9c 100644
--- a/gcc/jit/Make-lang.in
+++ b/gcc/jit/Make-lang.in
@@ -85,8 +85,7 @@ $(LIBGCCJIT_FILENAME): $(jit_OBJS) \
$(jit_OBJS) libbackend.a libcommon-target.a libcommon.a \
$(CPPLIB) $(LIBDECNUMBER) $(LIBS) $(BACKENDLIBS) \
$(EXTRA_GCC_OBJS) \
- -Wl,--version-script=$(srcdir)/jit/libgccjit.map \
- -Wl,-soname,$(LIBGCCJIT_SONAME)
+ -Wl,-install_name,$(LIBGCCJIT_SONAME)
$(LIBGCCJIT_SONAME_SYMLINK): $(LIBGCCJIT_FILENAME)
ln -sf $(LIBGCCJIT_FILENAME) $(LIBGCCJIT_SONAME_SYMLINK)
diff --git a/gcc/jit/jit-playback.c b/gcc/jit/jit-playback.c
index 925fa86..01cfd4b 100644
--- a/gcc/jit/jit-playback.c
+++ b/gcc/jit/jit-playback.c
@@ -2416,6 +2416,15 @@ invoke_driver (const char *ctxt_progname,
time. */
ADD_ARG ("-fno-use-linker-plugin");
+#if defined (DARWIN_X86) || defined (DARWIN_PPC)
+ /* OS X's linker defaults to treating undefined symbols as errors.
+ If the context has any imported functions or globals they will be
+ undefined until the .so is dynamically-linked into the process.
+ Ensure that the driver passes in "-undefined dynamic_lookup" to the
+ linker. */
+ ADD_ARG ("-Wl,-undefined,dynamic_lookup");
+#endif
+
/* pex argv arrays are NULL-terminated. */
argvec.safe_push (NULL);
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