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authorRichard Henderson <rth@redhat.com>2007-03-13 21:25:16 +0000
committerRichard Henderson <rth@redhat.com>2007-03-13 21:25:16 +0000
commit47dbe62b552dee48242bc8437caed215d5f19435 (patch)
tree19995d87d57293f99fc0a5b10e5a89edef14888d /sysdeps/unix/sysv/linux/alpha/dl-auxv.h
parentb8097bed55c6d3e4fcdeedc231d659de60911d61 (diff)
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* elf/dl-support.c (_dl_aux_init): Honor DL_PLATFORM_AUXV.
* sysdeps/unix/sysv/linux/alpha/dl-auxv.h: New file. * sysdeps/unix/sysv/linux/alpha/dl-support.c: New file. * sysdeps/unix/sysv/linux/alpha/dl-sysdep.c (__libc_alpha_cache_shape): Move to dl-auxv.h; initialize instead of extern weak. (DL_PLATFORM_AUXV): Move to dl-auxv.h; don't test for undef weak symbol. * sysdeps/unix/sysv/linux/alpha/sysconf.c (__libc_alpha_cache_shape): Extern instead of initialized. * elf/dl-support.c (_dl_aux_init): Honor DL_PLATFORM_AUXV. * sysdeps/unix/sysv/linux/alpha/dl-auxv.h: New file. * sysdeps/unix/sysv/linux/alpha/dl-support.c: New file. * sysdeps/unix/sysv/linux/alpha/dl-sysdep.c (__libc_alpha_cache_shape): Move to dl-auxv.h; initialize instead of extern weak. (DL_PLATFORM_AUXV): Move to dl-auxv.h; don't test for undef weak symbol. * sysdeps/unix/sysv/linux/alpha/sysconf.c (__libc_alpha_cache_shape): Extern instead of initialized. 2007-03-13 Richard Henderson <rth@redhat.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/dl-auxv.h')
-rw-r--r--sysdeps/unix/sysv/linux/alpha/dl-auxv.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/dl-auxv.h b/sysdeps/unix/sysv/linux/alpha/dl-auxv.h
new file mode 100644
index 0000000000..8afc4dba3b
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/dl-auxv.h
@@ -0,0 +1,36 @@
+/* Auxiliary vector processing for Linux/Alpha.
+ Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Scan the Aux Vector for the cache shape entries. */
+
+long __libc_alpha_cache_shape[4] = { -2, -2, -2, -2 };
+
+#define DL_PLATFORM_AUXV \
+ case AT_L1I_CACHESHAPE: \
+ __libc_alpha_cache_shape[0] = av->a_un.a_val; \
+ break; \
+ case AT_L1D_CACHESHAPE: \
+ __libc_alpha_cache_shape[1] = av->a_un.a_val; \
+ break; \
+ case AT_L2_CACHESHAPE: \
+ __libc_alpha_cache_shape[2] = av->a_un.a_val; \
+ break; \
+ case AT_L3_CACHESHAPE: \
+ __libc_alpha_cache_shape[3] = av->a_un.a_val; \
+ break;