forked from mirrors/nixpkgs
39 lines
1.5 KiB
Diff
39 lines
1.5 KiB
Diff
diff --git a/m4/cpu-check.m4 b/m4/cpu-check.m4
|
|
index 3cf0a7f08..12bb926ac 100644
|
|
--- a/m4/cpu-check.m4
|
|
+++ b/m4/cpu-check.m4
|
|
@@ -37,6 +37,18 @@ if test "$ac_cv_singcpuname" = ppc; then
|
|
AC_DEFINE(SI_CPU_PPC,1,"PPC")
|
|
AC_SUBST(SI_CPU_PPC)
|
|
fi
|
|
+if test "$ac_cv_singcpuname" = arm -o "$ac_cv_singcpuname" = armel; then
|
|
+ AC_DEFINE(SI_CPU_ARM,1,"ARM")
|
|
+ AC_SUBST(SI_CPU_ARM)
|
|
+fi
|
|
+if test "$ac_cv_singcpuname" = aarch64; then
|
|
+ AC_DEFINE(SI_CPU_AARCH64,1,"AARCH64")
|
|
+ AC_SUBST(SI_CPU_AARCH64)
|
|
+fi
|
|
+if test "$ac_cv_singcpuname" = s390; then
|
|
+ AC_DEFINE(SI_CPU_S390,1,"S390")
|
|
+ AC_SUBST(SI_CPU_S390)
|
|
+fi
|
|
|
|
# UNAME and PATH
|
|
AC_MSG_CHECKING(uname for Singular)
|
|
@@ -65,6 +77,14 @@ dnl testet on: ppc_Linux, 740/750 PowerMac G3, 512k L2 cache
|
|
[powerpc*|ppc*], [AC_DEFINE(HAVE_GENERIC_MULT,1,multiplication is fast on the cpu: a*b is with mod otherwise using tables of logartihms)],
|
|
dnl the following settings seems to be better on arm processors
|
|
[arm*], [],
|
|
+dnl FIXME: need to run some tests
|
|
+ [aarch64*], [
|
|
+ AC_DEFINE(HAVE_MULT_MOD,1,multiplication is fast on the cpu: a*b is with mod otherwise using tables of logartihms)
|
|
+ AC_DEFINE(HAVE_GENERIC_ADD,1,use branch for addition in Z/p otherwise it uses a generic add)
|
|
+ AC_DEFINE(HAVE_DIV_MOD,1,division using extend euclidian algorithm otherwise using tables of logartihms)
|
|
+ ],
|
|
+dnl FIXME: need to run some tests
|
|
+ [s390*], [AC_DEFINE(HAVE_GENERIC_ADD,1,use branch for addition in Z/p otherwise it uses a generic add)],
|
|
[]
|
|
)
|
|
|