aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/powerpc64/multiarch/strncat.c
diff options
context:
space:
mode:
authorAnton Blanchard <anton@ozlabs.org>2021-07-27 15:47:51 +1000
committerTulio Magno Quites Machado Filho <tuliom@linux.ibm.com>2021-08-06 16:10:08 -0300
commit60b4dd25790342b40e8942e3a4115f511a6b6911 (patch)
tree3e2684b2432e8fe0ff9f65fa66cb238112309a0b /sysdeps/powerpc/powerpc64/multiarch/strncat.c
parentf2a15dd668913c5a1388ba7e1131b25162b2ea75 (diff)
downloadglibc-60b4dd25790342b40e8942e3a4115f511a6b6911.tar
glibc-60b4dd25790342b40e8942e3a4115f511a6b6911.tar.gz
glibc-60b4dd25790342b40e8942e3a4115f511a6b6911.tar.bz2
glibc-60b4dd25790342b40e8942e3a4115f511a6b6911.zip
powerpc64: Add checks for Altivec and VSX in ifunc selection
We'd like to support processors without Altivec or VSX, so check the relevant hwcap bits before selecting them. Reviewed-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
Diffstat (limited to 'sysdeps/powerpc/powerpc64/multiarch/strncat.c')
-rw-r--r--sysdeps/powerpc/powerpc64/multiarch/strncat.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strncat.c b/sysdeps/powerpc/powerpc64/multiarch/strncat.c
index 0036fca91a..9ea294a72d 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/strncat.c
+++ b/sysdeps/powerpc/powerpc64/multiarch/strncat.c
@@ -26,9 +26,11 @@ extern __typeof (strncat) __strncat_power7 attribute_hidden;
extern __typeof (strncat) __strncat_power8 attribute_hidden;
libc_ifunc (strncat,
- (hwcap2 & PPC_FEATURE2_ARCH_2_07)
+ (hwcap2 & PPC_FEATURE2_ARCH_2_07
+ && hwcap & PPC_FEATURE_HAS_VSX)
? __strncat_power8
- : (hwcap & PPC_FEATURE_HAS_VSX)
+ : (hwcap & PPC_FEATURE_ARCH_2_06
+ && hwcap & PPC_FEATURE_HAS_VSX)
? __strncat_power7
: __strncat_ppc);
#endif