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Posted to commits@tvm.apache.org by GitBox <gi...@apache.org> on 2022/08/17 14:32:25 UTC

[GitHub] [tvm] cconvey commented on a diff in pull request #12397: [HEXAGON] Auto-vectorization (fp16) for v68

cconvey commented on code in PR #12397:
URL: https://github.com/apache/tvm/pull/12397#discussion_r948019685


##########
python/tvm/target/target.py:
##########
@@ -724,6 +724,12 @@ def create_llvm_options(cpu_ver, config):  # pylint: disable=unused-argument
 
         llvm_options = config["llvm_options"]
 
+        # To enable auto-vectorization for v68 target added the below llvm-option by default
+        if arch_version == 68:
+            if not llvm_options:
+                llvm_options = ""
+            llvm_options += " -force-hvx-float"
+

Review Comment:
   Does this flag impose any new requirements regarding which LLVM versions TVM needs?



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