diff options
| author | Yann Ylavic <ylavic@apache.org> | 2023-03-02 16:08:25 +0000 |
|---|---|---|
| committer | Yann Ylavic <ylavic@apache.org> | 2023-03-02 16:08:25 +0000 |
| commit | 8d41935c97d166f76d1ea3481abcc5a8943e878e (patch) | |
| tree | 2c67d5beb0ad254110c0cf7f88d1cee421f237e1 | |
| parent | c4f3d474982d1f9a4ed851fa08b8d1578d02f88b (diff) | |
| download | apr-8d41935c97d166f76d1ea3481abcc5a8943e878e.tar.gz | |
configure: atomic builtins might be implemented for i586 and i686.
git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@1907988 13f79535-47bb-0310-9956-ffa450edef68
| -rw-r--r-- | configure.in | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/configure.in b/configure.in index e47d8925b..d8356b76e 100644 --- a/configure.in +++ b/configure.in @@ -566,6 +566,9 @@ if test "$ap_cv_atomic_builtins" = "yes" -o "$ap_cv__atomic_builtins" = "yes"; t if test "$ap_cv__atomic_builtins" = "yes"; then AC_DEFINE(HAVE__ATOMIC_BUILTINS, 1, [Define if compiler provides 32bit __atomic builtins]) fi + has_atomic_builtins=yes +else + has_atomic_builtins=no fi AC_CACHE_CHECK([whether the compiler provides 64bit atomic builtins], [ap_cv_atomic_builtins64], @@ -829,10 +832,15 @@ AC_ARG_ENABLE(nonportable-atomics, force_generic_atomics=yes fi ], -[case $host_cpu in - i[[456]]86) force_generic_atomics=yes ;; - *) force_generic_atomics=no - case $host in +[force_generic_atomics=no +case $host_cpu in + i[[34]]86) force_generic_atomics=yes;; + i[[56]]86) + if test $has_atomic_builtins != yes; then + force_generic_atomics=yes + fi + ;; + *) case $host in *solaris2.10*) AC_TRY_COMPILE( [#include <atomic.h>], @@ -847,7 +855,6 @@ AC_ARG_ENABLE(nonportable-atomics, ;; esac ]) - if test $force_generic_atomics = yes; then AC_DEFINE([USE_ATOMICS_GENERIC], 1, [Define if use of generic atomics is requested]) |