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| author | H.J. Lu <hongjiu.lu@intel.com> | 2009-07-31 11:53:35 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-07-31 11:53:35 -0700 |
| commit | 6f6f1215f68e5ae15ad18373234815fe7b2acc9e (patch) | |
| tree | c6ca7c84df2663d2af45a5ebb47e1cb7d181e31d /ChangeLog | |
| parent | 1877ea16ca0714abd715d6ce0aa1b840c3850241 (diff) | |
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Support multiarch for i686.
This patch adds multiarch support when configured for i686. I modified
some x86-64 functions to support 32bit. I will contribute 32bit SSE string
and memory functions later.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 30 |
1 files changed, 30 insertions, 0 deletions
@@ -1,3 +1,33 @@ +2009-07-31 H.J. Lu <hongjiu.lu@intel.com> + + * sysdeps/i386/i686/Makefile (sysdep_routines): Add cacheinfo. + * sysdeps/i386/i686/cacheinfo.c: New file. + * sysdeps/i386/i686/multiarch/Makefile: New file. + * sysdeps/i386/i686/multiarch/ifunc-defines.sym: New file. + * sysdeps/i386/i686/multiarch/init-arch.c: New file. + * sysdeps/i386/i686/multiarch/init-arch.h: New file. + * sysdeps/i386/i686/multiarch/sched_cpucount.c: New file. + * sysdeps/unix/sysv/linux/i386/i686/sysconf.c: New file. + * sysdeps/x86_64/cacheinfo.c: Include <cpuid.h>. + (__cpuid_count): New. Provide the default. + (__x86_64_prefetchw): Define only if DISABLE_PREFETCHW is not defined. + (__x86_64_preferred_memory_instruction): Define only if + DISABLE_PREFERRED_MEMORY_INSTRUCTION is not defined. + (intel_check_word): Use __cpuid. + (handle_intel): Likewise. + (handle_amd): Likewise. + (__cache_sysconf): Likewise. + (init_cacheinfo): Updated. Use __cpuid and __cpuid_count. + (__cache_sysconf): Likewise. + (init_cacheinfo): Updated. Use __cpuid and __cpuid_count. + * sysdeps/x86_64/multiarch/init-arch.c: Include <cpuid.h>. + (get_common_indeces): Use __cpuid. + (__init_cpu_features): Likewise. Disable SSSE3 on Atom only + if ENABLE_SSSE3_ON_ATOM is not defined. + * sysdeps/x86_64/multiarch/init-arch.h (HAS_SSE2): Define. + * sysdeps/x86_64/multiarch/sched_cpucount.c (POPCNT): Use + popcnt instead of popcntq. + 2009-07-31 Jakub Jelinek <jakub@redhat.com> * malloc/Makefile (CFLAGS-obstack.c): Add $(uses-callbacks). |