2074   LogicalResult matchAndRewrite(PadOp padOp,  in matchAndRewrite()
2076     auto innerSliceOp = padOp.getSource().getDefiningOp<ExtractSliceOp>();  in matchAndRewrite()
2087     int64_t rank = padOp.getSourceType().getRank();  in matchAndRewrite()
2089       return rewriter.notifyMatchFailure(padOp,  in matchAndRewrite()
2096           padOp, "cannot fold non-unit stride ExtractSliceOps");  in matchAndRewrite()
2100     if (!padOp.hasZeroLowPad() || !outerPadOp.hasZeroLowPad()) {  in matchAndRewrite()
2101       return rewriter.notifyMatchFailure(padOp,  in matchAndRewrite()
2107     Value innerValue = padOp.getConstantPaddingValue();  in matchAndRewrite()
2114           padOp, "cannot fold PadOps with different padding values");  in matchAndRewrite()
2118     llvm::SmallBitVector innerDims = padOp.getPaddedDims();  in matchAndRewrite()
2122           padOp, "cannot fold PadOps with common padding dimensions");  in matchAndRewrite()
2145           padOp, "cannot find zero-offset and zero-padding pair");  in matchAndRewrite()
2163             padOp, "cannot fold since the inner ExtractSliceOp size does not "  in matchAndRewrite()
2173         newHighPad[en.index()] = padOp.getMixedHighPad()[en.index()];  in matchAndRewrite()
2181         padOp.getLoc(), outerSliceOp.getSource(), newOffsets, newSizes,  in matchAndRewrite()
2184         padOp.getLoc(), padOp.getResultType(), newSliceOp.getResult(),  in matchAndRewrite()
2185         padOp.getMixedLowPad(), newHighPad, padOp.getNofold());  in matchAndRewrite()
2186     rewriter.inlineRegionBefore(padOp.getRegion(), newPadOp.getRegion(),  in matchAndRewrite()
2188     rewriter.replaceOp(padOp, newPadOp.getResult());  in matchAndRewrite()