main/llvm: support musl

3 files changed, 269 insertions, 47 deletions

diff --git a/main/llvm/APKBUILD b/main/llvm/APKBUILD
index 668ee739d..19923dbc1 100644
--- a/main/llvm/APKBUILD
+++ b/main/llvm/APKBUILD
@@ -2,7 +2,7 @@
 # Maintainer: William Pitcock <nenolod@dereferenced.org>
 pkgname=llvm
 pkgver=3.3
-pkgrel=0
+pkgrel=1
 pkgdesc="low level virtual machine compiler system"
 arch="x86 x86_64"
 url="http://llvm.org/"
@@ -14,7 +14,8 @@ install=
 subpackages="clang $pkgname-dev $pkgname-doc $pkgname-libs"
 source="http://llvm.org/releases/$pkgver/llvm-$pkgver.src.tar.gz
 	http://llvm.org/releases/$pkgver/cfe-$pkgver.src.tar.gz
-        llvm-3.3-alpine-linux.patch
+	llvm-3.3-alpine-linux.patch
+	llvm-musl.patch
 	"
 # clang hardcodes linker paths; and don't know of a fix like the --with-dynamic-linker
 # patch we use for gcc. So llvm-3.2-alpine-linux.patch needs to be updated if/when the
@@ -24,18 +25,13 @@ _builddir="$srcdir"/build
 _srcdir="$srcdir"/"$pkgname-$pkgver.src"
 
 prepare() {
-	mkdir "$_builddir"
-
 	msg "Preparing CLANG sources..."
-
 	mv "$srcdir"/cfe-$pkgver.src \
 		"$srcdir"/$pkgname-$pkgver.src/tools/clang || return 1
 
 	msg "Patching LLVM core..."
-
 	cd "$srcdir"/$pkgname-$pkgver.src || return 1
 	update_config_sub || return 1
-
 	for i in $source; do
 		case $i in
 		*.patch)
@@ -49,6 +45,7 @@ prepare() {
 }
 
 build() {
+	mkdir "$_builddir"
 	cd "$_builddir"
 
 	export CBUILD
@@ -67,6 +64,7 @@ build() {
 		--infodir=/usr/share/info \
 		--enable-ffi \
 		--enable-shared \
+		--enable-optimized \
 		|| return 1
 
 	# configure gets it wrong. We do have error_t
@@ -112,10 +110,13 @@ libs() {
 
 md5sums="40564e1dc390f9844f1711c08b08e391  llvm-3.3.src.tar.gz
 8284891e3e311829b8e44ac813d0c9ef  cfe-3.3.src.tar.gz
-5d5f4da3582349c9a8626cf55f8ac5e4  llvm-3.3-alpine-linux.patch"
+18f9165003a5b86101547d40ec5d3036  llvm-3.3-alpine-linux.patch
+517019fb4907cf5944c84315c681f905  llvm-musl.patch"
 sha256sums="68766b1e70d05a25e2f502e997a3cb3937187a3296595cf6e0977d5cd6727578  llvm-3.3.src.tar.gz
 b1b55de4ab3a57d3e0331a83e0284610191c77d924e3446498d9113d08dfb996  cfe-3.3.src.tar.gz
-4c9a6b6838585ffe8d5ea063a1fa51514d407f9bb32ad56e859ed30c612fa641  llvm-3.3-alpine-linux.patch"
+5a6e40c7ffe280534ce964eaca5bc8ec325cb747f8de1390f534be2944c72361  llvm-3.3-alpine-linux.patch
+3b653520e79933058e9b4ab0943a364a87babe8e5e6b520ac15660c146302c74  llvm-musl.patch"
 sha512sums="1b7f7c5e907a68f642dcbe48fdff9585cb1504022bc9d386f310ebe5d25103d0d5f7cf0abf19e0e3fd666970160a98c90033754e2b79b2fac0cf866c984f8038  llvm-3.3.src.tar.gz
 06773f43f7d3529f06edb029f7de398f06a700a0f2476e00c4727e70c291028221bfac23625dfd2c220d6ac91a21670848187a934b99a21801c695127371afcc  cfe-3.3.src.tar.gz
-4c177652bca81168e70ed37f95b337eea0fc4ad17ca8a5d77a018124aad89c06f851b92b9c89708b616fa37404a4a26f002dc035f6d4d7e22d97369d3fe71a95  llvm-3.3-alpine-linux.patch"
+d240f0fbef611b9863cbe1a79c10b4383dabf8be2ee49fd0f853d23fb0b4c935a41f3d50456a05815102834f2a4b1ac3c9334b444ed3868b7f3fb24e14ff14eb  llvm-3.3-alpine-linux.patch
+52f9791a11c103ff8d1a35e0fd94a9d8e1379fd6f8046e346f52686bb256ca969ead77059271931ac1fff5581146dd7e3862a3a14d85b96555b8823e807f2d70  llvm-musl.patch"
diff --git a/main/llvm/llvm-3.3-alpine-linux.patch b/main/llvm/llvm-3.3-alpine-linux.patch
index 496497327..bfb9de032 100644
--- a/main/llvm/llvm-3.3-alpine-linux.patch
+++ b/main/llvm/llvm-3.3-alpine-linux.patch
@@ -1,62 +1,78 @@
-diff --git a/include/llvm/ADT/Triple.h b/include/llvm/ADT/Triple.h
-index 3a72e87..ac4c3ea 100644
---- a/include/llvm/ADT/Triple.h
-+++ b/include/llvm/ADT/Triple.h
-@@ -117,7 +117,8 @@ public:
+--- llvm-3.3.src.orig/include/llvm/ADT/Triple.h
++++ llvm-3.3.src/include/llvm/ADT/Triple.h
+@@ -117,7 +117,11 @@
      EABI,
      MachO,
      Android,
 -    ELF
 +    ELF,
-+    UClibc
++    UClibc,
++    Musl,
++    MuslEABI,
++    MuslEABIHF
    };
  
  private:
-diff --git a/lib/Support/Triple.cpp b/lib/Support/Triple.cpp
-index 412e34c..64dfce8 100644
---- a/lib/Support/Triple.cpp
-+++ b/lib/Support/Triple.cpp
-@@ -151,6 +151,7 @@ const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) {
+--- llvm-3.3.src.orig/lib/Support/Triple.cpp
++++ llvm-3.3.src/lib/Support/Triple.cpp
+@@ -151,6 +151,10 @@
    case MachO: return "macho";
    case Android: return "android";
    case ELF: return "elf";
 +  case UClibc: return "uclibc";
++  case Musl: return "musl";
++  case MuslEABI: return "muslgnueabi";
++  case MuslEABIHF: return "muslgnueabihf";
    }
  
    llvm_unreachable("Invalid EnvironmentType!");
-@@ -300,6 +301,7 @@ static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
+@@ -300,6 +304,10 @@
      .StartsWith("macho", Triple::MachO)
      .StartsWith("android", Triple::Android)
      .StartsWith("elf", Triple::ELF)
 +    .StartsWith("uclibc", Triple::UClibc)
++    .StartsWith("muslgnueabihf", Triple::MuslEABIHF)
++    .StartsWith("muslgnueabi", Triple::MuslEABI)
++    .StartsWith("musl", Triple::Musl)
      .Default(Triple::UnknownEnvironment);
  }
  
-diff --git a/tools/clang/lib/Driver/ToolChains.cpp b/tools/clang/lib/Driver/ToolChains.cpp
-index fffba0e..797d0c1 100644
---- a/tools/clang/lib/Driver/ToolChains.cpp
-+++ b/tools/clang/lib/Driver/ToolChains.cpp
-@@ -1099,7 +1099,8 @@ Generic_GCC::GCCInstallationDetector::GCCInstallationDetector(
+--- llvm-3.3.src.orig/tools/clang/lib/Driver/ToolChains.cpp
++++ llvm-3.3.src/tools/clang/lib/Driver/ToolChains.cpp
+@@ -1086,7 +1086,9 @@
+   };
+   static const char *const ARMHFTriples[] = {
+     "arm-linux-gnueabihf",
+-    "armv7hl-redhat-linux-gnueabi"
++    "armv7hl-redhat-linux-gnueabi",
++    "armv6-alpine-linux-muslgnueabihf",
++    "armv7-alpine-linux-muslgnueabihf"
+   };
+ 
+   static const char *const X86_64LibDirs[] = { "/lib64", "/lib" };
+@@ -1099,7 +1101,9 @@
      "x86_64-suse-linux",
      "x86_64-manbo-linux-gnu",
      "x86_64-linux-gnu",
 -    "x86_64-slackware-linux"
 +    "x86_64-slackware-linux",
-+    "x86_64-alpine-linux-uclibc"
++    "x86_64-alpine-linux-uclibc",
++    "x86_64-alpine-linux-musl"
    };
    static const char *const X86LibDirs[] = { "/lib32", "/lib" };
    static const char *const X86Triples[] = {
-@@ -1113,7 +1114,8 @@ Generic_GCC::GCCInstallationDetector::GCCInstallationDetector(
+@@ -1113,7 +1117,9 @@
      "i386-redhat-linux",
      "i586-suse-linux",
      "i486-slackware-linux",
 -    "i686-montavista-linux"
 +    "i686-montavista-linux",
-+    "i486-alpine-linux-uclibc"
++    "i486-alpine-linux-uclibc",
++    "i486-alpine-linux-musl"
    };
  
    static const char *const MIPSLibDirs[] = { "/lib" };
-@@ -1980,6 +1982,7 @@ Tool *Solaris::buildLinker() const {
+@@ -1980,6 +1986,7 @@
  /// Distribution (very bare-bones at the moment).
  
  enum Distro {
@@ -64,21 +80,19 @@ index fffba0e..797d0c1 100644
    ArchLinux,
    DebianLenny,
    DebianSqueeze,
-@@ -2109,6 +2112,9 @@ static Distro DetectDistro(llvm::Triple::ArchType Arch) {
+@@ -2108,6 +2115,9 @@
+ 
    if (!llvm::sys::fs::exists("/etc/arch-release", Exists) && Exists)
      return ArchLinux;
- 
++
 +  if (!llvm::sys::fs::exists("/etc/alpine-release", Exists) && Exists)
 +    return AlpineLinux;
-+
+ 
    return UnknownDistro;
  }
- 
-diff --git a/tools/clang/lib/Driver/Tools.cpp b/tools/clang/lib/Driver/Tools.cpp
-index aba1fe4..cc8e9c9 100644
---- a/tools/clang/lib/Driver/Tools.cpp
-+++ b/tools/clang/lib/Driver/Tools.cpp
-@@ -5983,9 +5983,12 @@ void gnutools::Link::ConstructJob(Compilation &C, const JobAction &JA,
+--- llvm-3.3.src.orig/tools/clang/lib/Driver/Tools.cpp
++++ llvm-3.3.src/tools/clang/lib/Driver/Tools.cpp
+@@ -5983,16 +5983,37 @@
      CmdArgs.push_back("-dynamic-linker");
      if (isAndroid)
        CmdArgs.push_back("/system/bin/linker");
@@ -86,20 +100,60 @@ index aba1fe4..cc8e9c9 100644
 -      CmdArgs.push_back("/lib/ld-linux.so.2");
 -    else if (ToolChain.getArch() == llvm::Triple::aarch64)
 +    else if (ToolChain.getArch() == llvm::Triple::x86) {
-+      if (ToolChain.getTriple().getEnvironment() == llvm::Triple::UClibc)
++      switch (ToolChain.getTriple().getEnvironment()) {
++      case llvm::Triple::UClibc:
 +        CmdArgs.push_back("/lib/ld-uClibc.so.0.9.32");
-+      else
++        break;
++      case llvm::Triple::Musl:
++        CmdArgs.push_back("/lib/ld-musl-i386.so.1");
++        break;
++      default:
 +        CmdArgs.push_back("/lib/ld-linux.so.2");
++        break;
++      }
 +    } else if (ToolChain.getArch() == llvm::Triple::aarch64)
        CmdArgs.push_back("/lib/ld-linux-aarch64.so.1");
      else if (ToolChain.getArch() == llvm::Triple::arm ||
               ToolChain.getArch() == llvm::Triple::thumb) {
-@@ -6009,6 +6012,8 @@ void gnutools::Link::ConstructJob(Compilation &C, const JobAction &JA,
+-      if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
++      switch (ToolChain.getTriple().getEnvironment()) {
++      case llvm::Triple::Musl:
++      case llvm::Triple::MuslEABI:
++        CmdArgs.push_back("/lib/ld-musl-arm.so.3");
++        break;
++      case llvm::Triple::MuslEABIHF:
++        CmdArgs.push_back("/lib/ld-musl-armhf.so.3");
++        break;
++      case llvm::Triple::GNUEABIHF:
+         CmdArgs.push_back("/lib/ld-linux-armhf.so.3");
+-      else
++        break;
++      default:
+         CmdArgs.push_back("/lib/ld-linux.so.3");
++        break;
++      }
+     }
+     else if (ToolChain.getArch() == llvm::Triple::mips ||
+              ToolChain.getArch() == llvm::Triple::mipsel)
+@@ -6009,8 +6030,19 @@
      else if (ToolChain.getArch() == llvm::Triple::ppc64 ||
  	     ToolChain.getArch() == llvm::Triple::systemz)
        CmdArgs.push_back("/lib64/ld64.so.1");
-+    else if (ToolChain.getTriple().getEnvironment() == llvm::Triple::UClibc)
-+      CmdArgs.push_back("/lib/ld64-uClibc.so.0.9.32");
-     else
-       CmdArgs.push_back("/lib64/ld-linux-x86-64.so.2");
+-    else
+-      CmdArgs.push_back("/lib64/ld-linux-x86-64.so.2");
++    else {
++      switch (ToolChain.getTriple().getEnvironment()) {
++      case llvm::Triple::Musl:
++        CmdArgs.push_back("/lib/ld-musl-x86_64.so.1");
++        break;
++      case llvm::Triple::UClibc:
++        CmdArgs.push_back("/lib/ld64-uClibc.so.0.9.32");
++        break;
++      default:
++        CmdArgs.push_back("/lib64/ld-linux-x86-64.so.2");
++        break;
++      }
++    }
    }
+ 
+   CmdArgs.push_back("-o");
diff --git a/main/llvm/llvm-musl.patch b/main/llvm/llvm-musl.patch
new file mode 100644
index 000000000..b5a1c09ed
--- /dev/null
+++ b/main/llvm/llvm-musl.patch
@@ -0,0 +1,167 @@
+--- a/lib/Support/DynamicLibrary.cpp	(revision 170294)
++++ b/lib/Support/DynamicLibrary.cpp	(working copy)
+@@ -155,7 +155,7 @@
+ 
+ // This macro returns the address of a well-known, explicit symbol
+ #define EXPLICIT_SYMBOL(SYM) \
+-   if (!strcmp(symbolName, #SYM)) return &SYM
++   if (!strcmp(symbolName, #SYM)) return (void *) &SYM
+ 
+ // On linux we have a weird situation. The stderr/out/in symbols are both
+ // macros and global variables because of standards requirements. So, we
+--- a/utils/unittest/googletest/gtest.cc	(revision 170294)
++++ b/utils/unittest/googletest/gtest.cc	(working copy)
+@@ -120,6 +120,7 @@
+ 
+ #if GTEST_CAN_STREAM_RESULTS_
+ # include <arpa/inet.h>  // NOLINT
++# include <sys/socket.h>  // NOLINT
+ # include <netdb.h>  // NOLINT
+ #endif
+
+--- a/include/llvm/Target/TargetLibraryInfo.h
++++ b/include/llvm/Target/TargetLibraryInfo.h
+@@ -243,8 +243,6 @@ namespace llvm {
+       fmodl,
+       /// FILE *fopen(const char *filename, const char *mode);
+       fopen,
+-      /// FILE *fopen64(const char *filename, const char *opentype)
+-      fopen64,
+       /// int fprintf(FILE *stream, const char *format, ...);
+       fprintf,
+       /// int fputc(int c, FILE *stream);
+@@ -267,8 +265,6 @@ namespace llvm {
+       fseek,
+       /// int fseeko(FILE *stream, off_t offset, int whence);
+       fseeko,
+-      /// int fseeko64(FILE *stream, off64_t offset, int whence)
+-      fseeko64,
+       /// int fsetpos(FILE *stream, const fpos_t *pos);
+       fsetpos,
+       /// int fstat(int fildes, struct stat *buf);
+@@ -283,8 +279,6 @@ namespace llvm {
+       ftell,
+       /// off_t ftello(FILE *stream);
+       ftello,
+-      /// off64_t ftello64(FILE *stream)
+-      ftello64,
+       /// int ftrylockfile(FILE *file);
+       ftrylockfile,
+       /// void funlockfile(FILE *file);
+@@ -588,8 +582,6 @@ namespace llvm {
+       times,
+       /// FILE *tmpfile(void);
+       tmpfile,
+-      /// FILE *tmpfile64(void)
+-      tmpfile64,
+       /// int toascii(int c);
+       toascii,
+       /// double trunc(double x);
+
+--- a/lib/ExecutionEngine/JIT/JIT.cpp
++++ b/lib/ExecutionEngine/JIT/JIT.cpp
+@@ -68,7 +68,7 @@ extern "C" void LLVMLinkInJIT() {
+ }
+
+ // Determine whether we can register EH tables.
+-#if (defined(__GNUC__) && !defined(__ARM_EABI__) && \
++#if (defined(__GLIBC__) && !defined(__ARM_EABI__) && \
+      !defined(__USING_SJLJ_EXCEPTIONS__))
+ #define HAVE_EHTABLE_SUPPORT 1
+ #else
+--- a/lib/Support/Unix/Signals.inc
++++ b/lib/Support/Unix/Signals.inc
+@@ -268,7 +268,7 @@ void llvm::sys::AddSignalHandler(void (*FnPtr)(void *), void *Cookie) {
+ // On glibc systems we have the 'backtrace' function, which works nicely, but
+ // doesn't demangle symbols.
+ void llvm::sys::PrintStackTrace(FILE *FD) {
+-#if defined(HAVE_BACKTRACE) && defined(ENABLE_BACKTRACES)
++#if defined(__GLIBC__) && defined(HAVE_BACKTRACE) && defined(ENABLE_BACKTRACES)
+   static void* StackTrace[256];
+   // Use backtrace() to output a backtrace on Linux systems with glibc.
+   int depth = backtrace(StackTrace,
+--- a/lib/Target/TargetLibraryInfo.cpp
++++ b/lib/Target/TargetLibraryInfo.cpp
+@@ -136,7 +136,6 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
+     "fmodf",
+     "fmodl",
+     "fopen",
+-    "fopen64",
+     "fprintf",
+     "fputc",
+     "fputs",
+@@ -148,7 +147,6 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
+     "fscanf",
+     "fseek",
+     "fseeko",
+-    "fseeko64",
+     "fsetpos",
+     "fstat",
+     "fstat64",
+@@ -156,7 +154,6 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
+     "fstatvfs64",
+     "ftell",
+     "ftello",
+-    "ftello64",
+     "ftrylockfile",
+     "funlockfile",
+     "fwrite",
+@@ -306,7 +303,6 @@ const char* TargetLibraryInfo::StandardNames[LibFunc::NumLibFuncs] =
+     "tanl",
+     "times",
+     "tmpfile",
+-    "tmpfile64",
+     "toascii",
+     "trunc",
+     "truncf",
+@@ -566,16 +562,12 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
+     TLI.setUnavailable(LibFunc::under_IO_getc);
+     TLI.setUnavailable(LibFunc::under_IO_putc);
+     TLI.setUnavailable(LibFunc::memalign);
+-    TLI.setUnavailable(LibFunc::fopen64);
+-    TLI.setUnavailable(LibFunc::fseeko64);
+     TLI.setUnavailable(LibFunc::fstat64);
+     TLI.setUnavailable(LibFunc::fstatvfs64);
+-    TLI.setUnavailable(LibFunc::ftello64);
+     TLI.setUnavailable(LibFunc::lstat64);
+     TLI.setUnavailable(LibFunc::open64);
+     TLI.setUnavailable(LibFunc::stat64);
+     TLI.setUnavailable(LibFunc::statvfs64);
+-    TLI.setUnavailable(LibFunc::tmpfile64);
+   }
+ }
+
+--- a/lib/Transforms/IPO/FunctionAttrs.cpp
++++ b/lib/Transforms/IPO/FunctionAttrs.cpp
+@@ -1271,30 +1271,6 @@ bool FunctionAttrs::inferPrototypeAttributes(Function &F) {
+     setDoesNotCapture(F, 1);
+     setDoesNotCapture(F, 2);
+     break;
+-  case LibFunc::fopen64:
+-    if (FTy->getNumParams() != 2 ||
+-        !FTy->getReturnType()->isPointerTy() ||
+-        !FTy->getParamType(0)->isPointerTy() ||
+-        !FTy->getParamType(1)->isPointerTy())
+-      return false;
+-    setDoesNotThrow(F);
+-    setDoesNotAlias(F, 0);
+-    setDoesNotCapture(F, 1);
+-    setDoesNotCapture(F, 2);
+-    break;
+-  case LibFunc::fseeko64:
+-  case LibFunc::ftello64:
+-    if (FTy->getNumParams() == 0 || !FTy->getParamType(0)->isPointerTy())
+-      return false;
+-    setDoesNotThrow(F);
+-    setDoesNotCapture(F, 1);
+-    break;
+-  case LibFunc::tmpfile64:
+-    if (!FTy->getReturnType()->isPointerTy())
+-      return false;
+-    setDoesNotThrow(F);
+-    setDoesNotAlias(F, 0);
+-    break;
+   case LibFunc::fstat64:
+   case LibFunc::fstatvfs64:
+     if (FTy->getNumParams() != 2 || !FTy->getParamType(1)->isPointerTy())
+