rmuir commented on code in PR #13572:
URL: https://github.com/apache/lucene/pull/13572#discussion_r1682041365
##########
lucene/core/build.gradle:
##########
@@ -14,12 +14,59 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
+plugins {
+ id "c"
+}
apply plugin: 'java-library'
+apply plugin: 'c'
description = 'Lucene core library'
+model {
+ toolChains {
+ gcc(Gcc) {
+ target("linux_aarch64"){
+ path '/usr/bin/'
+ cCompiler.executable 'gcc10-cc'
+ cCompiler.withArguments { args ->
+ args << "--shared"
+ << "-O3"
+ << "-march=armv8.2-a+dotprod"
Review Comment:
for simple case of benchmarking i would just try `-march=native` to compile
the best it can for the specific cpu/microarch. Then you could test your
`dot8s` on ARM 256-bit SVE (graviton3, graviton4) which might be interesting...
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