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[flang] Inline hlfir.dot_product. #123143

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Merged
merged 3 commits into from
Jan 16, 2025
Merged

[flang] Inline hlfir.dot_product. #123143

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bfc3d7d
[NFC] Clean-up product code generation.
vzakhari Jan 15, 2025
2986f4a
[flang] Inline hlfir.dot_product.
vzakhari Jan 15, 2025
13b479a
[NFC] Extracted extents creation.
vzakhari Jan 16, 2025
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6 changes: 6 additions & 0 deletions flang/include/flang/Optimizer/Builder/HLFIRTools.h
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Original file line number Diff line number Diff line change
Expand Up @@ -513,6 +513,12 @@ genTypeAndKindConvert(mlir::Location loc, fir::FirOpBuilder &builder,
Entity loadElementAt(mlir::Location loc, fir::FirOpBuilder &builder,
Entity entity, mlir::ValueRange oneBasedIndices);

/// Return a vector of extents for the given entity.
/// The function creates new operations, but tries to clean-up
/// after itself.
llvm::SmallVector<mlir::Value>
genExtentsVector(mlir::Location loc, fir::FirOpBuilder &builder, Entity entity);

} // namespace hlfir

#endif // FORTRAN_OPTIMIZER_BUILDER_HLFIRTOOLS_H
12 changes: 12 additions & 0 deletions flang/lib/Optimizer/Builder/HLFIRTools.cpp
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Expand Up @@ -1421,3 +1421,15 @@ hlfir::Entity hlfir::loadElementAt(mlir::Location loc,
return loadTrivialScalar(loc, builder,
getElementAt(loc, builder, entity, oneBasedIndices));
}

llvm::SmallVector<mlir::Value>
hlfir::genExtentsVector(mlir::Location loc, fir::FirOpBuilder &builder,
hlfir::Entity entity) {
entity = hlfir::derefPointersAndAllocatables(loc, builder, entity);
mlir::Value shape = hlfir::genShape(loc, builder, entity);
llvm::SmallVector<mlir::Value, Fortran::common::maxRank> extents =
hlfir::getExplicitExtentsFromShape(shape, builder);
if (shape.getUses().empty())
shape.getDefiningOp()->erase();
return extents;
}
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