contracts: Don't read the previous value when overwriting a storage item (#7879)

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* Add `len` function that can return the length of a storage item efficiently

* Make use of the new len function in contracts

* Fix benchmarks

* cargo run --release --features=runtime-benchmarks --manifest-path=bin/node/cli/Cargo.toml -- benchmark --chain=dev --steps=50 --repeat=20 --pallet=pallet_contracts --extrinsic=* --execution=wasm --wasm-execution=compiled --heap-pages=4096 --output=./frame/contracts/src/weights.rs --template=./.maintain/frame-weight-template.hbs

* Remove unused imports

Co-authored-by: Parity Benchmarking Bot <admin@parity.io>

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This commit is contained in:

Alexander Theißen

2021-01-13 13:31:14 +01:00

committed by GitHub

parent 4678da3efb

commit 19e58df126

4 changed files with 730 additions and 725 deletions

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substrate/frame/contracts/src/weights.rs

+704 -702

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