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Posted to commits@tvm.apache.org by GitBox <gi...@apache.org> on 2020/08/05 02:57:47 UTC

[GitHub] [incubator-tvm] FrozenGene commented on a change in pull request #6211: [Target] 64-bit RPi4b target

FrozenGene commented on a change in pull request #6211:
URL: https://github.com/apache/incubator-tvm/pull/6211#discussion_r465442663



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File path: python/tvm/target/target.py
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@@ -188,7 +188,8 @@ def arm_cpu(model='unknown', options=None):
         "p20":       ["-model=kirin970", "-mtriple=arm64-linux-android", "-mattr=+neon"],
         "p20pro":    ["-model=kirin970", "-mtriple=arm64-linux-android", "-mattr=+neon"],
         "rasp3b":    ["-model=bcm2837", "-mtriple=armv7l-linux-gnueabihf", "-mattr=+neon"],
-        "rasp4b":    ["-model=bcm2711", "-mtriple=arm-linux-gnueabihf", "-mattr=+neon"],
+        "rasp4b":    ["-model=bcm2711", "-mtriple=armv8l-linux-gnueabihf", "-mattr=+neon"],
+        "rasp4b64":  ["-model=bcm2711", "-mtriple=aarch64-linux-gnu", "-mattr=+neon"],

Review comment:
       I think we should add `-mcpu=cortex-a72` for rasp4. We should get better performance after it than generic cpu instruction.




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