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add arith to neura for fmul #38

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Merged
tancheng merged 2 commits into from
Jun 15, 2025
+15 −0
Merged

add arith to neura for fmul #38

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10ce879
add arith to neura fmul
Yfeng-44 Jun 15, 2025
b967965
remove newlines
Yfeng-44 Jun 15, 2025
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15 changes: 15 additions & 0 deletions lib/Conversion/ArithToNeura/ArithToNeuraPass.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,20 @@ using namespace mlir::neura;

namespace{

struct ArithFMulToNeuraFMul : public OpRewritePattern<mlir::arith::MulFOp> {
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using OpRewritePattern::OpRewritePattern;

LogicalResult matchAndRewrite(arith::MulFOp op,
PatternRewriter &rewriter) const override {
Value lhs = op.getLhs();
Value rhs = op.getRhs();
Type resultType = op.getType();

rewriter.replaceOpWithNewOp<neura::FMulOp>(op, resultType, lhs, rhs, Value());
return success();
}
};

struct LowerArithToNeuraPass
: public PassWrapper<LowerArithToNeuraPass, OperationPass<func::FuncOp>> {

Expand All @@ -44,6 +58,7 @@ struct LowerArithToNeuraPass

void runOnOperation() override {
RewritePatternSet patterns(&getContext());
patterns.add<ArithFMulToNeuraFMul>(&getContext());
mlir::neura::arith2neura::populateWithGenerated(patterns);
if (failed(applyPatternsAndFoldGreedily(getOperation(), std::move(patterns)))) {
signalPassFailure();
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