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[DispatchCreation] Run preprocessing before elementwise fusion #18920

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merged 2 commits into from
Oct 29, 2024
Merged

[DispatchCreation] Run preprocessing before elementwise fusion #18920

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e6df5a2
Run preprocessing before elementwise fusion
IanWood1 Oct 28, 2024
3260dff
Move cse & canon passes and delete extra preprocessing
IanWood1 Oct 28, 2024
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2 changes: 2 additions & 0 deletions compiler/src/iree/compiler/DispatchCreation/Passes.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -130,6 +130,7 @@ void addDispatchRegionCreationPreprocessingPasses(OpPassManager &passManager) {
// 1. Do some simple elementwise op fusion. This could be skipped,
// but could reduce the surface area of ops to handle later.
FunctionLikeNest(passManager)
.addPass(DispatchCreation::createFusionPreprocessingPass)
.addPass([]() {
return DispatchCreation::createElementwiseOpFusionPass(
ElementwiseOpFusionPassOptions{
Expand All @@ -148,6 +149,7 @@ void addDispatchRegionCreationPreprocessingPasses(OpPassManager &passManager) {

// 3. Perform elementwise operation fusion again (now with higher
// dimensionality).
.addPass(DispatchCreation::createFusionPreprocessingPass)
.addPass([]() {
return DispatchCreation::createElementwiseOpFusionPass(
ElementwiseOpFusionPassOptions{
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