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Fixed
Fixed in 1.0.4
Votes
0
Found in [Package]
1.0.4
Issue ID
BAR-31
Regression
No
[iOS] "Metal: Compute shader (Conv.Conv2DKernelKxK_T16x16_R4x4_NHWC) has 256 threads in a threadgroup..." console warning
Metal: Compute shader (Conv.Conv2DKernelKxK_T16x16_R4x4_NHWC) has 256 threads in a threadgroup which is more than the supported max of 224 in this device
Reproduction steps:
1. Download and open this project: https://github.com/cj-mills/Barracuda-PoseNet-Tutorial.
2. Build and run the "SampleScene" to a iPad 6 iOS device (Apple A10 Fusion).
3. Notice the message in the console.
Actual result:
- Metal: Compute shader (Conv.Conv2DKernelKxK_T16x16_R4x4_NHWC) has 256 threads in a threadgroup which is more than the supported max of 224 in this device
Reproduced with:
- iPad 6 (iOS 14.3)
- 1.0.4, 1.3.0(user)
Not reproducible with:
- iPhone X (iOS 11.3.1)
Note;
- The issue doesn't break execution and is cosmetic only.
- May be related to more devices than iPad 6.
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Resolution Note:
following [640dc10], iOS should run with 16x16 threadgroup