@node ax_cache_size
@unnumberedsec ax_cache_size

@majorheading Synopsis

@smallexample
AX_CACHE_SIZE
@end smallexample

@majorheading Description

Find L1 and L2 caches size by reading the corresponding file on UNIX or
by requesting cpuid. The results are available in the defines
CPU_L1_CACHE and CPU_L2_CACHE.

This macro depends on AX_GCC_X86_CPUID, AC_PROG_SED, AX_COUNT_CPUS, and
AX_CPU_VENDOR.

@majorheading Source Code

Download the
@uref{http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=blob_plain;f=m4/ax_cache_size.m4,latest
version of @file{ax_cache_size.m4}} or browse
@uref{http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=history;f=m4/ax_cache_size.m4,the
macro's revision history}.

@majorheading License

@w{Copyright @copyright{} 2008 Christophe Tournayre @email{turn3r@@users.sourceforge.net}}

Copying and distribution of this file, with or without modification, are
permitted in any medium without royalty provided the copyright notice
and this notice are preserved. This file is offered as-is, without any
warranty.