add memory coalescing pass

better reports refactor for more code-reuse and patter usage fixes
2026-05-12 18:17:00 +02:00
parent 4f3570520c
commit 41de3cb150
26 changed files with 930 additions and 385 deletions
@@ -81,7 +81,11 @@ ONNX-MLIR ──► Spatial ──► Pim (tensor) ──► Pim (bufferized)
   standard MLIR `BufferizableOpInterface` machinery
   (`OpBufferizationInterfaces.*`, `PimBufferization.td`).

-5. **PIM code generation** (`src/PIM/Pass/PimCodegen`):
+5. **Static memory coalescing** (`src/PIM/Dialect/Pim/Transforms/StaticMemoryCoalescing`).
+   Conservatively reuses same-typed local memref allocations inside PIM cores
+   after bufferization and before code generation.
+
+6. **PIM code generation** (`src/PIM/Pass/PimCodegen`):
   - `HostConstantFolding` — folds host-side constants.
   - `MaterializeHostConstantsPass` — materializes the remaining host
     constants for emission.