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Enable gf12 bp_dual in CI #2854

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jeffng-or opened this issue Feb 15, 2025 · 3 comments
Open

Enable gf12 bp_dual in CI #2854

jeffng-or opened this issue Feb 15, 2025 · 3 comments
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@jeffng-or
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Description

Issue tracking enabling gf12 bp_dual, so that it can be run in the CI

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@jeffng-or jeffng-or self-assigned this Feb 15, 2025
@jeffng-or
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With the current config.mk, design gets stuck in initialize floorplan step (resizer). Some quick stats:

  • 1.137k instances post-synthesis
  • 281k hold violations
  • -212 WNS
  • -30860472 TNS

When REMOVE_ABC_BUFFERS = 1 is added:

  • Same number of post-synthesis instances
  • Gets past initialize floorplan without calling the resizer
  • Dies in 2_3_floorplan_macro with
[ERROR MPL-0007] Not enough space in cluster: bp_processor/cc/y_1__x_1__tile_node/tile/cce/inst_ram for child hard macro cluster: bp_processor/cc/y_1__x_1__tile_node/tile/cce/inst_ram/cce_inst_ram/macro_mem

Runs for ~34m before failing

@jeffng-or
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@maliberty, FYI

@jeffng-or
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The same situation occurs for gf12 bp_quad. When you add REMOVE_ABC_BUFFERS, the job dies in 2_3_floorplan_macro with:

[ERROR MPL-0007] Not enough space in cluster: bp_processor/cc/y_1__x_1__tile_node/tile/cce/inst_ram for child hard macro cluster: bp_processor/cc/y_1__x_1__tile_node/tile/cce/inst_ram/cce_inst_ram/macro_mem

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