diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 537e654e7b3..25cdfcf65af 100644 --- a/configure.ac +++ b/configure.ac @@ -2070,6 +2070,15 @@ if test x"$host_cpu" = x"x86_64"; then fi fi +# Check for SVE popcount intrinsics +# +if test x"$host_cpu" = x"aarch64"; then + PGAC_SVE_POPCNT_INTRINSICS() + if test x"$pgac_sve_popcnt_intrinsics" = x"yes"; then + AC_DEFINE(USE_SVE_POPCNT_WITH_RUNTIME_CHECK, 1, [Define to 1 to use SVE popcount instructions with a runtime check.]) + fi +fi + # Check for Intel SSE 4.2 intrinsics to do CRC calculations. # PGAC_SSE42_CRC32_INTRINSICS() |