X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=configure.ac;h=6b8a35a992aa4f28aae9d354365e976370619c80;hb=b7ef17d170fe415c082fb22af19f49188554f05c;hp=61a0d7613a9fb887d7bdd998b78f07e00a82c095;hpb=ca5a03db55305c0bf8c2e0571ca46fcccea53512;p=urcu.git

diff --git a/configure.ac b/configure.ac
index 61a0d76..6b8a35a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 
-AC_INIT([userspace-rcu], [0.4.4], [mathieu dot desnoyers at efficios dot com])
+AC_INIT([userspace-rcu], [0.5.4], [mathieu dot desnoyers at efficios dot com])
 AC_CONFIG_AUX_DIR([config])
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
@@ -20,6 +20,7 @@ AH_TEMPLATE([CONFIG_RCU_HAVE_FENCE], [Defined when on a system that has memory f
 AH_TEMPLATE([CONFIG_RCU_HAVE_FUTEX], [Defined when on a system with futex support.])
 AH_TEMPLATE([CONFIG_RCU_COMPAT_ARCH], [Compatibility mode for i386 which lacks
 cmpxchg instruction.])
+AH_TEMPLATE([CONFIG_RCU_ARM_HAVE_DMB], [Use the dmb instruction is available for use on ARM.])
 
 # Checks for programs.
 AC_PROG_CC
@@ -34,7 +35,7 @@ AC_TYPE_SIZE_T
 # Checks for library functions.
 AC_FUNC_MALLOC
 AC_FUNC_MMAP
-AC_CHECK_FUNCS([bzero gettimeofday munmap strtoul])
+AC_CHECK_FUNCS([bzero gettimeofday munmap sched_getcpu strtoul sysconf])
 
 # Find arch type
 case $host_cpu in
@@ -52,21 +53,39 @@ case $host_cpu in
 	sparc64) ARCHTYPE="sparc64" ;;
 	alpha*) ARCHTYPE="alpha" ;;
 	ia64) ARCHTYPE="gcc" ;;
+	arm*) ARCHTYPE="arm" ;;
 	*) ARCHTYPE="unknown";;
 esac
 
-if test "$ARCHTYPE" != "unknown"; then
-	UATOMICSRC=urcu/uatomic_arch_$ARCHTYPE.h
-	ARCHSRC=urcu/arch_$ARCHTYPE.h
-else
-	UATOMICSRC=urcu/uatomic_generic.h
-	ARCHSRC=urcu/arch_generic.h
+if test "x$ARCHTYPE" = "xarm" ; then
+AC_MSG_CHECKING([checking for dmb instruction])
+AC_TRY_COMPILE(
+[
+],
+[
+asm volatile("dmb":::"memory");
+],
+[
+	AC_MSG_RESULT([yes])
+	AC_DEFINE([CONFIG_RCU_ARM_HAVE_DMB], [1])
+]
+,
+[
+	AC_MSG_RESULT([no])
+]
+)
 fi
+
+UATOMICSRC=urcu/uatomic_arch_$ARCHTYPE.h
+ARCHSRC=urcu/arch_$ARCHTYPE.h
 if test "x$ARCHTYPE" != xx86 -a "x$ARCHTYPE" != xppc; then
 	APISRC=tests/api_gcc.h
 else
 	APISRC=tests/api_$ARCHTYPE.h
 fi
+if test "$ARCHTYPE" == "armv7l"; then
+	CFLAGS="-mcpu=cortex-a9 -mtune=cortex-a9 -O"
+fi
 
 AC_SUBST(ARCHTYPE)
 AC_SUBST(SUBARCHTYPE)
@@ -222,5 +241,10 @@ AC_CONFIG_LINKS([
 AC_CONFIG_FILES([
 	Makefile
 	tests/Makefile
+	liburcu.pc
+	liburcu-bp.pc
+	liburcu-qsbr.pc
+	liburcu-mb.pc
+	liburcu-signal.pc
 ])
 AC_OUTPUT