diff options
| author |   Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> | 2009-02-02 22:00:18 (GMT) |
|---|---|---|
| committer | Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> | 2009-02-02 22:00:18 (GMT) |
| commit | b60a8806c675ffeba75a61a9021f61b858c7a0b6 (patch) | |
| tree | 6616365f31ca9b18820afe26afdaa88b67eac7ec /patches/glibc/2_9/490-ptr-mangling.patch | |
| parent | cb8cfd3d80fa3419cae04fc47da2ffd276e416a7 (diff) | |
Add a patchset for glibc 2_9. Vampirised from the gentoo repository.
/trunk/patches/glibc/2_9/500-ppc-glibc-2.9-atomic.patch | 414 414 0 0 ++++++++++
/trunk/patches/glibc/2_9/140-regex-BZ9697.patch | 111 111 0 0 +++
/trunk/patches/glibc/2_9/190-queue-header-updates.patch | 89 89 0 0 ++
/trunk/patches/glibc/2_9/370-hppa_glibc-2.7-hppa-nptl-carlos.patch | 249 249 0 0 ++++++
/trunk/patches/glibc/2_9/450-alpha-glibc-2.5-no-page-header.patch | 32 32 0 0 +
/trunk/patches/glibc/2_9/270-ldbl-nexttowardf.patch | 68 68 0 0 ++
/trunk/patches/glibc/2_9/330-2.3.3-china.patch | 35 35 0 0 +
/trunk/patches/glibc/2_9/340-new-valencian-locale.patch | 120 120 0 0 +++
/trunk/patches/glibc/2_9/410-2.9-fnmatch.patch | 64 64 0 0 ++
/trunk/patches/glibc/2_9/350-2.4-undefine-__i686.patch | 47 47 0 0 +
/trunk/patches/glibc/2_9/160-i386-x86_64-revert-clone-cfi.patch | 53 53 0 0 +
/trunk/patches/glibc/2_9/420-dont-build-timezone.patch | 19 19 0 0 +
/trunk/patches/glibc/2_9/150-regex-BZ697.patch | 28 28 0 0 +
/trunk/patches/glibc/2_9/290-no-inline-gmon.patch | 38 38 0 0 +
/trunk/patches/glibc/2_9/280-section-comments.patch | 29 29 0 0 +
/trunk/patches/glibc/2_9/180-math-tests.patch | 72 72 0 0 ++
/trunk/patches/glibc/2_9/120-_nss_dns_gethostbyaddr2_r-check-and-adjust-the-buffer-alignment.patch | 35 35 0 0 +
/trunk/patches/glibc/2_9/250-resolv-dynamic.patch | 44 44 0 0 +
/trunk/patches/glibc/2_9/300-2.9-check_native-headers.patch | 22 22 0 0 +
/trunk/patches/glibc/2_9/310-2.3.6-fix-pr631.patch | 50 50 0 0 +
/trunk/patches/glibc/2_9/130-add_prio-macros.patch | 26 26 0 0 +
/trunk/patches/glibc/2_9/260-fadvise64_64.patch | 30 30 0 0 +
/trunk/patches/glibc/2_9/440-alpha-glibc-2.4-xstat.patch | 249 249 0 0 ++++++
/trunk/patches/glibc/2_9/170-2.10-dns-no-gethostbyname4.patch | 35 35 0 0 +
/trunk/patches/glibc/2_9/230-2.3.3-localedef-fix-trampoline.patch | 74 74 0 0 ++
/trunk/patches/glibc/2_9/360-2.8-nscd-one-fork.patch | 45 45 0 0 +
/trunk/patches/glibc/2_9/480-alpha-glibc-2.8-cache-shape.patch | 18 18 0 0 +
/trunk/patches/glibc/2_9/210-2.9-strlen-hack.patch | 109 109 0 0 +++
/trunk/patches/glibc/2_9/320-2.9-assume-pipe2.patch | 59 59 0 0 +
/trunk/patches/glibc/2_9/100-ssp-compat.patch | 193 193 0 0 +++++
/trunk/patches/glibc/2_9/110-respect-env-CPPFLAGS.patch | 30 30 0 0 +
/trunk/patches/glibc/2_9/220-manual-no-perl.patch | 29 29 0 0 +
/trunk/patches/glibc/2_9/390-2.3.3_pre20040117-pt_pax.patch | 35 35 0 0 +
/trunk/patches/glibc/2_9/460-alpha-glibc-2.5-no-asm-elf-header.patch | 38 38 0 0 +
/trunk/patches/glibc/2_9/400-tests-sandbox-libdl-paths.patch | 198 198 0 0 +++++
/trunk/patches/glibc/2_9/240-i386-LOAD_PIC_REG.patch | 23 23 0 0 +
/trunk/patches/glibc/2_9/200-awk-in-C-locale.patch | 23 23 0 0 +
/trunk/patches/glibc/2_9/430-2.7-cross-compile-nptl.patch | 57 57 0 0 +
/trunk/patches/glibc/2_9/380-2.3.6-dl_execstack-PaX-support.patch | 71 71 0 0 ++
/trunk/patches/glibc/2_9/490-ptr-mangling.patch | 114 114 0 0 +++
/trunk/patches/glibc/2_9/470-alpha-glibc-2.8-creat.patch | 19 19 0 0 +
41 files changed, 3094 insertions(+)
Diffstat (limited to 'patches/glibc/2_9/490-ptr-mangling.patch')
| -rw-r--r-- | patches/glibc/2_9/490-ptr-mangling.patch | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/patches/glibc/2_9/490-ptr-mangling.patch b/patches/glibc/2_9/490-ptr-mangling.patch new file mode 100644 index 0000000..b86b5d2 --- /dev/null +++ b/patches/glibc/2_9/490-ptr-mangling.patch @@ -0,0 +1,114 @@ +Original patch from: gentoo/src/patchsets/glibc/2.9/6018_all_glibc-ptr-mangling.patch + +-= BEGIN original header =- +http://bugs.gentoo.org/201910 + +For every arch, PTR_MANGLE and PTR_DEMANGLE defines are in +sysdeps/unix/sysv/linux/<arch>/sysdep.h. But for alpha this is not true. The +defines are in sysdeps/unix/alpha/sysdep.h and unix/sysv/linux/alpha/sysdep.h +includes the first. + +This is a patch that fixes the issue and let alpha build, at the expense of +disabling MANGLING in the non PIC case, but googling showed that the issue is +known, and that nobody really cares about it. + +Info from: http://sourceware.org/bugzilla/show_bug.cgi?id=5216 + +-= END original header =- + +diff -durN glibc-2_9.orig/sysdeps/unix/alpha/sysdep.h glibc-2_9/sysdeps/unix/alpha/sysdep.h +--- glibc-2_9.orig/sysdeps/unix/alpha/sysdep.h 2006-03-03 12:21:28.000000000 +0100 ++++ glibc-2_9/sysdeps/unix/alpha/sysdep.h 2009-02-02 22:01:39.000000000 +0100 +@@ -397,42 +397,4 @@ + _sc_ret = _sc_0, _sc_err = _sc_19; \ + } + +-/* Pointer mangling support. Note that tls access is slow enough that +- we don't deoptimize things by placing the pointer check value there. */ +- +-#include <stdint.h> +- +-#if defined NOT_IN_libc && defined IS_IN_rtld +-# ifdef __ASSEMBLER__ +-# define PTR_MANGLE(dst, src, tmp) \ +- ldah tmp, __pointer_chk_guard_local($29) !gprelhigh; \ +- ldq tmp, __pointer_chk_guard_local(tmp) !gprellow; \ +- xor src, tmp, dst +-# define PTR_MANGLE2(dst, src, tmp) \ +- xor src, tmp, dst +-# define PTR_DEMANGLE(dst, tmp) PTR_MANGLE(dst, dst, tmp) +-# define PTR_DEMANGLE2(dst, tmp) PTR_MANGLE2(dst, dst, tmp) +-# else +-extern uintptr_t __pointer_chk_guard_local attribute_relro attribute_hidden; +-# define PTR_MANGLE(var) \ +- (var) = (__typeof (var)) ((uintptr_t) (var) ^ __pointer_chk_guard_local) +-# define PTR_DEMANGLE(var) PTR_MANGLE(var) +-# endif +-#elif defined PIC +-# ifdef __ASSEMBLER__ +-# define PTR_MANGLE(dst, src, tmp) \ +- ldq tmp, __pointer_chk_guard; \ +- xor src, tmp, dst +-# define PTR_MANGLE2(dst, src, tmp) \ +- xor src, tmp, dst +-# define PTR_DEMANGLE(dst, tmp) PTR_MANGLE(dst, dst, tmp) +-# define PTR_DEMANGLE2(dst, tmp) PTR_MANGLE2(dst, dst, tmp) +-# else +-extern uintptr_t __pointer_chk_guard attribute_relro; +-# define PTR_MANGLE(var) \ +- (var) = (void *) ((uintptr_t) (var) ^ __pointer_chk_guard) +-# define PTR_DEMANGLE(var) PTR_MANGLE(var) +-# endif +-#endif +- + #endif /* ASSEMBLER */ +diff -durN glibc-2_9.orig/sysdeps/unix/sysv/linux/alpha/sysdep.h glibc-2_9/sysdeps/unix/sysv/linux/alpha/sysdep.h +--- glibc-2_9.orig/sysdeps/unix/sysv/linux/alpha/sysdep.h 2007-08-21 10:07:28.000000000 +0200 ++++ glibc-2_9/sysdeps/unix/sysv/linux/alpha/sysdep.h 2009-02-02 22:01:39.000000000 +0100 +@@ -98,4 +98,46 @@ + INTERNAL_SYSCALL1(name, err_out, nr, args); \ + }) + ++/* Pointer mangling support. Note that tls access is slow enough that ++ we don't deoptimize things by placing the pointer check value there. */ ++ ++#if defined NOT_IN_libc && defined IS_IN_rtld ++# ifdef __ASSEMBLER__ ++# define PTR_MANGLE(dst, src, tmp) \ ++ ldah tmp, __pointer_chk_guard_local($29) !gprelhigh; \ ++ ldq tmp, __pointer_chk_guard_local(tmp) !gprellow; \ ++ xor src, tmp, dst ++# define PTR_MANGLE2(dst, src, tmp) \ ++ xor src, tmp, dst ++# define PTR_DEMANGLE(dst, tmp) PTR_MANGLE(dst, dst, tmp) ++# define PTR_DEMANGLE2(dst, tmp) PTR_MANGLE2(dst, dst, tmp) ++# else ++extern uintptr_t __pointer_chk_guard_local attribute_relro attribute_hidden; ++# define PTR_MANGLE(var) \ ++ (var) = (__typeof (var)) ((uintptr_t) (var) ^ __pointer_chk_guard_local) ++# define PTR_DEMANGLE(var) PTR_MANGLE(var) ++# endif ++#elif defined PIC ++# ifdef __ASSEMBLER__ ++# define PTR_MANGLE(dst, src, tmp) \ ++ ldq tmp, __pointer_chk_guard; \ ++ xor src, tmp, dst ++# define PTR_MANGLE2(dst, src, tmp) \ ++ xor src, tmp, dst ++# define PTR_DEMANGLE(dst, tmp) PTR_MANGLE(dst, dst, tmp) ++# define PTR_DEMANGLE2(dst, tmp) PTR_MANGLE2(dst, dst, tmp) ++# else ++extern uintptr_t __pointer_chk_guard attribute_relro; ++# define PTR_MANGLE(var) \ ++ (var) = (void *) ((uintptr_t) (var) ^ __pointer_chk_guard) ++# define PTR_DEMANGLE(var) PTR_MANGLE(var) ++# endif ++#else ++/* Pointer mangling is not yet supported for static libc on alpha. */ ++# ifndef __ASSEMBLER__ ++# define PTR_MANGLE(var) (void) (var) ++# define PTR_DEMANGLE(var) (void) (var) ++# endif ++#endif ++ + #endif /* _LINUX_ALPHA_SYSDEP_H */ |