[arch-commits] Commit in gc/repos (6 files)

Jan Steffens heftig at archlinux.org
Thu Sep 11 21:26:56 UTC 2014


    Date: Thursday, September 11, 2014 @ 23:26:56
  Author: heftig
Revision: 221433

archrelease: copy trunk to extra-i686, extra-x86_64

Added:
  gc/repos/extra-i686/PKGBUILD
    (from rev 221432, gc/trunk/PKGBUILD)
  gc/repos/extra-i686/noelision.patch
    (from rev 221432, gc/trunk/noelision.patch)
  gc/repos/extra-x86_64/PKGBUILD
    (from rev 221432, gc/trunk/PKGBUILD)
  gc/repos/extra-x86_64/noelision.patch
    (from rev 221432, gc/trunk/noelision.patch)
Deleted:
  gc/repos/extra-i686/PKGBUILD
  gc/repos/extra-x86_64/PKGBUILD

------------------------------+
 /PKGBUILD                    |   94 ++++++++++++++++++++++++++++++
 extra-i686/PKGBUILD          |   40 ------------
 extra-i686/noelision.patch   |  127 +++++++++++++++++++++++++++++++++++++++++
 extra-x86_64/PKGBUILD        |   40 ------------
 extra-x86_64/noelision.patch |  127 +++++++++++++++++++++++++++++++++++++++++
 5 files changed, 348 insertions(+), 80 deletions(-)

Deleted: extra-i686/PKGBUILD
===================================================================
--- extra-i686/PKGBUILD	2014-09-11 21:26:10 UTC (rev 221432)
+++ extra-i686/PKGBUILD	2014-09-11 21:26:56 UTC (rev 221433)
@@ -1,40 +0,0 @@
-# $Id$
-# Maintainer: Daniel Isenmann <daniel [at] archlinux.org>
-# Contributor: dorphell <dorphell at gmx.net>
-
-pkgname=gc
-pkgver=7.4.2
-pkgrel=1
-pkgdesc="A garbage collector for C and C++"
-arch=('i686' 'x86_64')
-url="http://www.hboehm.info/gc/"
-license=('GPL')
-source=("http://www.hboehm.info/gc/gc_source/${pkgname}-${pkgver}.tar.gz")
-depends=('gcc-libs' 'libatomic_ops')
-md5sums=('12c05fd2811d989341d8c6d81f66af87')
-
-prepare() {
-  cd ${pkgname}-${pkgver}
-  sed -i 's#pkgdata#doc#' doc/doc.am
-}
-
-build() {
-  cd ${pkgname}-${pkgver}
-  autoreconf -fi
-  ./configure --prefix=/usr --enable-cplusplus --disable-static
-  make
-}
-
-check() {
-  cd ${pkgname}-${pkgver}
-  make check
-}
-
-package() {
-  cd ${pkgname}-${pkgver}
-  make DESTDIR="${pkgdir}" install
-
-  sed -i -e 's/GC_MALLOC 1L/gc 3/' doc/gc.man
-  install -m755 -d "${pkgdir}/usr/share/man/man3"
-  install -m644 doc/gc.man "${pkgdir}/usr/share/man/man3/gc.3"
-}

Copied: gc/repos/extra-i686/PKGBUILD (from rev 221432, gc/trunk/PKGBUILD)
===================================================================
--- extra-i686/PKGBUILD	                        (rev 0)
+++ extra-i686/PKGBUILD	2014-09-11 21:26:56 UTC (rev 221433)
@@ -0,0 +1,47 @@
+# $Id$
+# Maintainer: Daniel Isenmann <daniel [at] archlinux.org>
+# Contributor: dorphell <dorphell at gmx.net>
+
+pkgname=gc
+pkgver=7.4.2
+pkgrel=2
+pkgdesc="A garbage collector for C and C++"
+arch=('i686' 'x86_64')
+url="http://www.hboehm.info/gc/"
+license=('GPL')
+depends=('gcc-libs' 'libatomic_ops')
+source=("http://www.hboehm.info/gc/gc_source/${pkgname}-${pkgver}.tar.gz"
+        noelision.patch)
+md5sums=('12c05fd2811d989341d8c6d81f66af87'
+         '0be354bf60cc18363dc4c1601697717b')
+
+prepare() {
+  cd ${pkgname}-${pkgver}
+
+  # https://bugs.archlinux.org/task/39631
+  # https://github.com/ivmai/bdwgc/pull/51
+  patch -p1 -i ../noelision.patch
+
+  sed -i 's#pkgdata#doc#' doc/doc.am
+}
+
+build() {
+  cd ${pkgname}-${pkgver}
+  autoreconf -fi
+  ./configure --prefix=/usr --enable-cplusplus --disable-static
+  make
+}
+
+check() {
+  cd ${pkgname}-${pkgver}
+  make check
+}
+
+package() {
+  cd ${pkgname}-${pkgver}
+  make DESTDIR="${pkgdir}" install
+
+  sed -i -e 's/GC_MALLOC 1L/gc 3/' doc/gc.man
+  install -m755 -d "${pkgdir}/usr/share/man/man3"
+  install -m644 doc/gc.man "${pkgdir}/usr/share/man/man3/gc.3"
+}

Copied: gc/repos/extra-i686/noelision.patch (from rev 221432, gc/trunk/noelision.patch)
===================================================================
--- extra-i686/noelision.patch	                        (rev 0)
+++ extra-i686/noelision.patch	2014-09-11 21:26:56 UTC (rev 221433)
@@ -0,0 +1,127 @@
+diff --git c/include/private/gc_priv.h w/include/private/gc_priv.h
+index 0ad92fc..b877fac 100644
+--- c/include/private/gc_priv.h
++++ w/include/private/gc_priv.h
+@@ -2368,6 +2368,7 @@ GC_INNER ptr_t GC_store_debug_info(ptr_t p, word sz, const char *str,
+   /* GC_notify_all_builder() is called when GC_fl_builder_count         */
+   /* reaches 0.                                                         */
+ 
++  GC_INNER void GC_setup_mark_lock(void);
+   GC_INNER void GC_acquire_mark_lock(void);
+   GC_INNER void GC_release_mark_lock(void);
+   GC_INNER void GC_notify_all_builder(void);
+diff --git c/include/private/gcconfig.h w/include/private/gcconfig.h
+index c753cc2..b5ed075 100644
+--- c/include/private/gcconfig.h
++++ w/include/private/gcconfig.h
+@@ -1357,6 +1357,11 @@
+ #         define PREFETCH_FOR_WRITE(x) \
+             __asm__ __volatile__ ("prefetchw %0" : : "m"(*(char *)(x)))
+ #       endif
++#       if defined(__GLIBC__)
++          /* Workaround lock elision implementation for some glibc.     */
++#         define GLIBC_2_19_TSX_BUG
++#         include <gnu/libc-version.h> /* for gnu_get_libc_version() */
++#       endif
+ #   endif
+ #   ifdef CYGWIN32
+ #       define OS_TYPE "CYGWIN32"
+@@ -2257,6 +2262,11 @@
+           /* FIXME: This seems to be fixed in GLibc v2.14.              */
+ #         define GETCONTEXT_FPU_EXCMASK_BUG
+ #       endif
++#       if defined(__GLIBC__)
++          /* Workaround lock elision implementation for some glibc.     */
++#         define GLIBC_2_19_TSX_BUG
++#         include <gnu/libc-version.h> /* for gnu_get_libc_version() */
++#       endif
+ #   endif
+ #   ifdef DARWIN
+ #     define OS_TYPE "DARWIN"
+diff --git c/include/private/pthread_support.h w/include/private/pthread_support.h
+index 525a9aa..017f194 100644
+--- c/include/private/pthread_support.h
++++ w/include/private/pthread_support.h
+@@ -148,6 +148,8 @@ GC_INNER_PTHRSTART GC_thread GC_start_rtn_prepare_thread(
+                                         struct GC_stack_base *sb, void *arg);
+ GC_INNER_PTHRSTART void GC_thread_exit_proc(void *);
+ 
++GC_INNER void GC_setup_mark_lock(void);
++
+ #endif /* GC_PTHREADS && !GC_WIN32_THREADS */
+ 
+ #endif /* GC_PTHREAD_SUPPORT_H */
+diff --git c/misc.c w/misc.c
+index df434a1..3aca41d 100644
+--- c/misc.c
++++ w/misc.c
+@@ -875,6 +875,9 @@ GC_API void GC_CALL GC_init(void)
+         /* else */ InitializeCriticalSection (&GC_allocate_ml);
+      }
+ #   endif /* GC_WIN32_THREADS */
++#   if defined(GC_PTHREADS) && !defined(GC_WIN32_THREADS)
++      GC_setup_mark_lock();
++#   endif /* GC_PTHREADS */
+ #   if (defined(MSWIN32) || defined(MSWINCE)) && defined(THREADS)
+       InitializeCriticalSection(&GC_write_cs);
+ #   endif
+diff --git c/pthread_support.c w/pthread_support.c
+index c00b93d..8a7c50b 100644
+--- c/pthread_support.c
++++ w/pthread_support.c
+@@ -1979,6 +1979,55 @@ GC_INNER void GC_lock(void)
+ 
+ static pthread_cond_t builder_cv = PTHREAD_COND_INITIALIZER;
+ 
++#ifdef GLIBC_2_19_TSX_BUG
++  /* Parse string like <major>[.<minor>[<tail>]] and return major value. */
++  static int parse_version(int *pminor, const char *pverstr) {
++    char *endp;
++    unsigned long value = strtoul(pverstr, &endp, 10);
++    int major = (int)value;
++
++    if (major < 0 || (char *)pverstr == endp || (unsigned)major != value) {
++      /* Parse error */
++      return -1;
++    }
++    if (*endp != '.') {
++      /* No minor part. */
++      *pminor = -1;
++    } else {
++      value = strtoul(endp + 1, &endp, 10);
++      *pminor = (int)value;
++      if (*pminor < 0 || (unsigned)(*pminor) != value) {
++        return -1;
++      }
++    }
++    return major;
++  }
++#endif /* GLIBC_2_19_TSX_BUG */
++
++GC_INNER void GC_setup_mark_lock(void)
++{
++# ifdef GLIBC_2_19_TSX_BUG
++    pthread_mutexattr_t mattr;
++    int glibc_minor = -1;
++    int glibc_major = parse_version(&glibc_minor, gnu_get_libc_version());
++
++    if (glibc_major > 2 || (glibc_major == 2 && glibc_minor >= 19)) {
++      /* TODO: disable this workaround for glibc with fixed TSX */
++      /* This disables lock elision to workaround a bug in glibc 2.19+  */
++      if (0 != pthread_mutexattr_init(&mattr)) {
++        ABORT("pthread_mutexattr_init failed");
++      }
++      if (0 != pthread_mutexattr_settype(&mattr, PTHREAD_MUTEX_NORMAL)) {
++        ABORT("pthread_mutexattr_settype failed");
++      }
++      if (0 != pthread_mutex_init(&mark_mutex, &mattr)) {
++        ABORT("pthread_mutex_init failed");
++      }
++      pthread_mutexattr_destroy(&mattr);
++    }
++# endif
++}
++
+ GC_INNER void GC_acquire_mark_lock(void)
+ {
+     GC_ASSERT(GC_mark_lock_holder != NUMERIC_THREAD_ID(pthread_self()));

Deleted: extra-x86_64/PKGBUILD
===================================================================
--- extra-x86_64/PKGBUILD	2014-09-11 21:26:10 UTC (rev 221432)
+++ extra-x86_64/PKGBUILD	2014-09-11 21:26:56 UTC (rev 221433)
@@ -1,40 +0,0 @@
-# $Id$
-# Maintainer: Daniel Isenmann <daniel [at] archlinux.org>
-# Contributor: dorphell <dorphell at gmx.net>
-
-pkgname=gc
-pkgver=7.4.2
-pkgrel=1
-pkgdesc="A garbage collector for C and C++"
-arch=('i686' 'x86_64')
-url="http://www.hboehm.info/gc/"
-license=('GPL')
-source=("http://www.hboehm.info/gc/gc_source/${pkgname}-${pkgver}.tar.gz")
-depends=('gcc-libs' 'libatomic_ops')
-md5sums=('12c05fd2811d989341d8c6d81f66af87')
-
-prepare() {
-  cd ${pkgname}-${pkgver}
-  sed -i 's#pkgdata#doc#' doc/doc.am
-}
-
-build() {
-  cd ${pkgname}-${pkgver}
-  autoreconf -fi
-  ./configure --prefix=/usr --enable-cplusplus --disable-static
-  make
-}
-
-check() {
-  cd ${pkgname}-${pkgver}
-  make check
-}
-
-package() {
-  cd ${pkgname}-${pkgver}
-  make DESTDIR="${pkgdir}" install
-
-  sed -i -e 's/GC_MALLOC 1L/gc 3/' doc/gc.man
-  install -m755 -d "${pkgdir}/usr/share/man/man3"
-  install -m644 doc/gc.man "${pkgdir}/usr/share/man/man3/gc.3"
-}

Copied: gc/repos/extra-x86_64/PKGBUILD (from rev 221432, gc/trunk/PKGBUILD)
===================================================================
--- extra-x86_64/PKGBUILD	                        (rev 0)
+++ extra-x86_64/PKGBUILD	2014-09-11 21:26:56 UTC (rev 221433)
@@ -0,0 +1,47 @@
+# $Id$
+# Maintainer: Daniel Isenmann <daniel [at] archlinux.org>
+# Contributor: dorphell <dorphell at gmx.net>
+
+pkgname=gc
+pkgver=7.4.2
+pkgrel=2
+pkgdesc="A garbage collector for C and C++"
+arch=('i686' 'x86_64')
+url="http://www.hboehm.info/gc/"
+license=('GPL')
+depends=('gcc-libs' 'libatomic_ops')
+source=("http://www.hboehm.info/gc/gc_source/${pkgname}-${pkgver}.tar.gz"
+        noelision.patch)
+md5sums=('12c05fd2811d989341d8c6d81f66af87'
+         '0be354bf60cc18363dc4c1601697717b')
+
+prepare() {
+  cd ${pkgname}-${pkgver}
+
+  # https://bugs.archlinux.org/task/39631
+  # https://github.com/ivmai/bdwgc/pull/51
+  patch -p1 -i ../noelision.patch
+
+  sed -i 's#pkgdata#doc#' doc/doc.am
+}
+
+build() {
+  cd ${pkgname}-${pkgver}
+  autoreconf -fi
+  ./configure --prefix=/usr --enable-cplusplus --disable-static
+  make
+}
+
+check() {
+  cd ${pkgname}-${pkgver}
+  make check
+}
+
+package() {
+  cd ${pkgname}-${pkgver}
+  make DESTDIR="${pkgdir}" install
+
+  sed -i -e 's/GC_MALLOC 1L/gc 3/' doc/gc.man
+  install -m755 -d "${pkgdir}/usr/share/man/man3"
+  install -m644 doc/gc.man "${pkgdir}/usr/share/man/man3/gc.3"
+}

Copied: gc/repos/extra-x86_64/noelision.patch (from rev 221432, gc/trunk/noelision.patch)
===================================================================
--- extra-x86_64/noelision.patch	                        (rev 0)
+++ extra-x86_64/noelision.patch	2014-09-11 21:26:56 UTC (rev 221433)
@@ -0,0 +1,127 @@
+diff --git c/include/private/gc_priv.h w/include/private/gc_priv.h
+index 0ad92fc..b877fac 100644
+--- c/include/private/gc_priv.h
++++ w/include/private/gc_priv.h
+@@ -2368,6 +2368,7 @@ GC_INNER ptr_t GC_store_debug_info(ptr_t p, word sz, const char *str,
+   /* GC_notify_all_builder() is called when GC_fl_builder_count         */
+   /* reaches 0.                                                         */
+ 
++  GC_INNER void GC_setup_mark_lock(void);
+   GC_INNER void GC_acquire_mark_lock(void);
+   GC_INNER void GC_release_mark_lock(void);
+   GC_INNER void GC_notify_all_builder(void);
+diff --git c/include/private/gcconfig.h w/include/private/gcconfig.h
+index c753cc2..b5ed075 100644
+--- c/include/private/gcconfig.h
++++ w/include/private/gcconfig.h
+@@ -1357,6 +1357,11 @@
+ #         define PREFETCH_FOR_WRITE(x) \
+             __asm__ __volatile__ ("prefetchw %0" : : "m"(*(char *)(x)))
+ #       endif
++#       if defined(__GLIBC__)
++          /* Workaround lock elision implementation for some glibc.     */
++#         define GLIBC_2_19_TSX_BUG
++#         include <gnu/libc-version.h> /* for gnu_get_libc_version() */
++#       endif
+ #   endif
+ #   ifdef CYGWIN32
+ #       define OS_TYPE "CYGWIN32"
+@@ -2257,6 +2262,11 @@
+           /* FIXME: This seems to be fixed in GLibc v2.14.              */
+ #         define GETCONTEXT_FPU_EXCMASK_BUG
+ #       endif
++#       if defined(__GLIBC__)
++          /* Workaround lock elision implementation for some glibc.     */
++#         define GLIBC_2_19_TSX_BUG
++#         include <gnu/libc-version.h> /* for gnu_get_libc_version() */
++#       endif
+ #   endif
+ #   ifdef DARWIN
+ #     define OS_TYPE "DARWIN"
+diff --git c/include/private/pthread_support.h w/include/private/pthread_support.h
+index 525a9aa..017f194 100644
+--- c/include/private/pthread_support.h
++++ w/include/private/pthread_support.h
+@@ -148,6 +148,8 @@ GC_INNER_PTHRSTART GC_thread GC_start_rtn_prepare_thread(
+                                         struct GC_stack_base *sb, void *arg);
+ GC_INNER_PTHRSTART void GC_thread_exit_proc(void *);
+ 
++GC_INNER void GC_setup_mark_lock(void);
++
+ #endif /* GC_PTHREADS && !GC_WIN32_THREADS */
+ 
+ #endif /* GC_PTHREAD_SUPPORT_H */
+diff --git c/misc.c w/misc.c
+index df434a1..3aca41d 100644
+--- c/misc.c
++++ w/misc.c
+@@ -875,6 +875,9 @@ GC_API void GC_CALL GC_init(void)
+         /* else */ InitializeCriticalSection (&GC_allocate_ml);
+      }
+ #   endif /* GC_WIN32_THREADS */
++#   if defined(GC_PTHREADS) && !defined(GC_WIN32_THREADS)
++      GC_setup_mark_lock();
++#   endif /* GC_PTHREADS */
+ #   if (defined(MSWIN32) || defined(MSWINCE)) && defined(THREADS)
+       InitializeCriticalSection(&GC_write_cs);
+ #   endif
+diff --git c/pthread_support.c w/pthread_support.c
+index c00b93d..8a7c50b 100644
+--- c/pthread_support.c
++++ w/pthread_support.c
+@@ -1979,6 +1979,55 @@ GC_INNER void GC_lock(void)
+ 
+ static pthread_cond_t builder_cv = PTHREAD_COND_INITIALIZER;
+ 
++#ifdef GLIBC_2_19_TSX_BUG
++  /* Parse string like <major>[.<minor>[<tail>]] and return major value. */
++  static int parse_version(int *pminor, const char *pverstr) {
++    char *endp;
++    unsigned long value = strtoul(pverstr, &endp, 10);
++    int major = (int)value;
++
++    if (major < 0 || (char *)pverstr == endp || (unsigned)major != value) {
++      /* Parse error */
++      return -1;
++    }
++    if (*endp != '.') {
++      /* No minor part. */
++      *pminor = -1;
++    } else {
++      value = strtoul(endp + 1, &endp, 10);
++      *pminor = (int)value;
++      if (*pminor < 0 || (unsigned)(*pminor) != value) {
++        return -1;
++      }
++    }
++    return major;
++  }
++#endif /* GLIBC_2_19_TSX_BUG */
++
++GC_INNER void GC_setup_mark_lock(void)
++{
++# ifdef GLIBC_2_19_TSX_BUG
++    pthread_mutexattr_t mattr;
++    int glibc_minor = -1;
++    int glibc_major = parse_version(&glibc_minor, gnu_get_libc_version());
++
++    if (glibc_major > 2 || (glibc_major == 2 && glibc_minor >= 19)) {
++      /* TODO: disable this workaround for glibc with fixed TSX */
++      /* This disables lock elision to workaround a bug in glibc 2.19+  */
++      if (0 != pthread_mutexattr_init(&mattr)) {
++        ABORT("pthread_mutexattr_init failed");
++      }
++      if (0 != pthread_mutexattr_settype(&mattr, PTHREAD_MUTEX_NORMAL)) {
++        ABORT("pthread_mutexattr_settype failed");
++      }
++      if (0 != pthread_mutex_init(&mark_mutex, &mattr)) {
++        ABORT("pthread_mutex_init failed");
++      }
++      pthread_mutexattr_destroy(&mattr);
++    }
++# endif
++}
++
+ GC_INNER void GC_acquire_mark_lock(void)
+ {
+     GC_ASSERT(GC_mark_lock_holder != NUMERIC_THREAD_ID(pthread_self()));




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