Summary:MV2 CortexM PassManager changes for Alif E8

[psiddh]

Test Plan:
python3 -m examples.arm.aot_arm_compiler -m mv2 --target=cortex-m --quantize --enable_qdq_fusion_pass --intermediates=./mv2_intermediates --output=./mv2_cortex_m.pte

cat ./mv2_intermediates/delegation_info.txt
Delegation info:
Total delegated subgraphs: 0
Number of delegated nodes: 0
Number of non-delegated nodes: 72

Delegation table:
╒════╤═════════════════════════════════════════════╤═══════════════════════════════════╤═══════════════════════════════════════╕
│ │ op_type │ occurrences_in_delegated_graphs │ occurrences_in_non_delegated_graphs │
╞════╪═════════════════════════════════════════════╪═══════════════════════════════════╪═══════════════════════════════════════╡
│ 0 │ aten_as_strided_copy_default │ 0 │ 1 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 1 │ aten_mean_dim │ 0 │ 1 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 2 │ aten_view_copy_default │ 0 │ 1 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 3 │ cortex_m_dequantize_per_tensor_default │ 0 │ 2 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 4 │ cortex_m_quantize_per_tensor_default │ 0 │ 2 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 5 │ cortex_m_quantized_add_default │ 0 │ 10 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 6 │ cortex_m_quantized_conv2d_default │ 0 │ 35 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 7 │ cortex_m_quantized_depthwise_conv2d_default │ 0 │ 17 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 8 │ cortex_m_quantized_linear_default │ 0 │ 1 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 9 │ cortex_m_transpose_default │ 0 │ 1 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 10 │ dim_order_ops__clone_dim_order_default │ 0 │ 1 │
├────┼─────────────────────────────────────────────┼───────────────────────────────────┼───────────────────────────────────────┤
│ 11 │ Total │ 0 │ 72 │
╘════╧═════════════════════════════════════════════╧═══════════════════════════════════╧═══════════════════════════════════════╛

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Summary

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Test plan

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⏳ 109 Pending, 1 Unrelated Failure

As of commit 04c8f5a with merge base ec4c462 ():

BROKEN TRUNK - The following job failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

• pull / unittest-buck / macos / macos-job (gh) (trunk failure)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 3

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