Gas comparision between yul codegen and old codegen (with optimizer enabled). Comparing various branches.

after-enabling-old-optimizer.md

ethereum/solidity#10286

Click for a table of gas differences

reative = (ir_optimized - legacy_optimized) / legacy_optimized * 100

File name	IR-optimized	Legacy-Optimized	relative (%)
abiEncoderV1/abi_decode_v2_storage.sol	193182	193405	-0.115302
abiEncoderV1/abi_encode_calldata_slice.sol	1034560	873928	18.3805
abiEncoderV1/struct/struct_storage_ptr.sol	164315	162697	0.994487
abiEncoderV2/abi_encode_calldata_slice.sol	1034560	873928	18.3805
abiEncoderV2/abi_encode_v2.sol	109896	109206	0.631833
abiEncoderV2/abi_encode_v2_in_function_inherited_in_v1_contract.sol	122140	112940	8.14592
abiEncoderV2/calldata_array.sol	180119	124188	45.0374
abiEncoderV2/storage_array_encoding.sol	279150	279892	-0.265102
abiencodedecode/abi_decode_simple_storage.sol	129822	130582	-0.58201
array/arrays_complex_from_and_to_storage.sol	197967	273594	-27.6421
array/byte_array_storage_layout.sol	133559	494254	-72.9777
array/byte_array_transitional_2.sol	302624	478672	-36.7784
array/bytes_length_member.sol	102890	102967	-0.0747812
array/create_memory_array.sol	140716	115494	21.8384
array/dynamic_array_cleanup.sol	534460	499648	6.9673
array/dynamic_arrays_in_storage.sol	270251	300117	-9.95145
array/dynamic_multi_array_cleanup.sol	167613	164387	1.96244
array/fixed_array_cleanup.sol	423690	425520	-0.430062
array/fixed_arrays_as_return_type.sol	123426	135699	-9.04428
array/function_array_cross_calls.sol	308053	309013	-0.310667
array/reusing_memory.sol	113539	113679	-0.123154
array/copying/array_copy_calldata_storage.sol	611371	816813	-25.1517
array/copying/array_copy_cleanup_uint128.sol	107143	105857	1.21485
array/copying/array_copy_cleanup_uint40.sol	231427	235988	-1.93273
array/copying/array_copy_clear_storage.sol	138745	137448	0.94363
array/copying/array_copy_clear_storage_packed.sol	214377	211764	1.23392
array/copying/array_copy_different_packing.sol	243969	275534	-11.4559
array/copying/array_copy_including_array.sol	4268285	3957585	7.85075
array/copying/array_copy_nested_array.sol	608706	603688	0.831224
array/copying/array_copy_storage_storage_different_base.sol	234330	235316	-0.419011
array/copying/array_copy_storage_storage_different_base_nested.sol	190244	200341	-5.03991
array/copying/array_copy_storage_storage_dynamic_dynamic.sol	264706	263160	0.587475
array/copying/array_copy_storage_storage_static_static.sol	154016	153403	0.399601
array/copying/array_copy_storage_storage_struct.sol	256334	254359	0.776462
array/copying/array_copy_storage_to_memory_nested.sol	166546	158155	5.30555
array/copying/array_copy_target_leftover.sol	210180	307826	-31.7212
array/copying/array_copy_target_leftover2.sol	104655	107000	-2.19159
array/copying/array_copy_target_simple.sol	287758	307699	-6.48068
array/copying/array_copy_target_simple_2.sol	263122	268753	-2.09523
array/copying/array_nested_memory_to_storage.sol	337896	336830	0.31648
array/copying/array_storage_multi_items_per_slot.sol	129580	125440	3.30038
array/copying/arrays_from_and_to_storage.sol	119266	123614	-3.5174
array/copying/bytes_inside_mappings.sol	266845	266902	-0.0213562
array/copying/bytes_storage_to_storage.sol	1747624	2243913	-22.1171
array/copying/calldata_array_dynamic_to_storage.sol	105004	105147	-0.136
array/copying/copy_byte_array_in_struct_to_storage.sol	172018	174188	-1.24578
array/copying/copy_byte_array_to_storage.sol	135138	134376	0.567066
array/copying/copy_function_storage_array.sol	132312	211087	-37.3187
array/copying/copy_removes_bytes_data.sol	163547	163596	-0.0299518
array/copying/memory_dyn_2d_bytes_to_storage.sol	170040	178763	-4.87965
array/copying/storage_memory_nested.sol	210030	222886	-5.76797
array/copying/storage_memory_nested_bytes.sol	197860	198137	-0.139802
array/copying/storage_memory_nested_from_pointer.sol	210030	222891	-5.77008
array/copying/storage_memory_nested_struct.sol	286923	283163	1.32786
array/copying/storage_memory_packed_dyn.sol	207268	236002	-12.1753
array/delete/bytes_delete_element.sol	513674	606411	-15.2928
array/pop/array_pop_array_transition.sol	2446995	2405396	1.7294
array/pop/array_pop_uint16_transition.sol	523823	443170	18.1991
array/pop/array_pop_uint24_transition.sol	364505	314681	15.8332
array/pop/byte_array_pop_copy_long.sol	161057	242636	-33.622
array/pop/byte_array_pop_long_storage_empty.sol	431554	533164	-19.0579
array/pop/byte_array_pop_long_storage_empty_garbage_ref.sol	286650	366846	-21.8609
array/pop/byte_array_pop_masking_long.sol	158514	240361	-34.0517
array/push/array_push.sol	110689	110528	0.145664
array/push/array_push_nested_from_calldata.sol	115893	116699	-0.690666
array/push/array_push_packed_array.sol	111700	106362	5.01871
array/push/array_push_struct.sol	144559	188256	-23.2115
array/push/array_push_struct_from_calldata.sol	147300	146671	0.428851
array/push/byte_array_push_transition.sol	383531	552524	-30.5856
array/push/push_no_args_2d.sol	495386	367676	34.7344
array/push/push_no_args_bytes.sol	426189	415408	2.59528
constructor/arrays_in_constructors.sol	447835	436724	2.54417
constructor/bytes_in_constructors_packer.sol	306960	292281	5.02222
constructor/no_callvalue_check.sol	123072	123092	-0.016248
externalContracts/deposit_contract.sol	2074318	2200275	-5.7246
externalContracts/snark.sol	117531	100147	17.3585
externalContracts/strings.sol	3111553	3186823	-2.36191
functionCall/failed_create.sol	1033889	1002828	3.09734
functionCall/mapping_array_internal_argument.sol	109620	107981	1.51786
functionTypes/store_function.sol	102903	112116	-8.21738
immutable/multi_creation.sol	129983	127822	1.69063
inlineAssembly/keccak_yul_optimization.sol	43593	44348	-1.70244
salted_create/salted_create.sol	98438950	98438970	-2.03172e-05
salted_create/salted_create_with_value.sol	269592	287256	-6.14922
storage/packed_storage_structs_bytes.sol	142641	133280	7.02356
structs/memory_structs_nested_load.sol	111022	106281	4.46082
structs/struct_containing_bytes_copy_and_delete.sol	124142	124179	-0.0297957
structs/struct_copy.sol	206686	206628	0.0280698
structs/struct_copy_via_local.sol	104544	101306	3.19626
structs/struct_delete_storage_with_array.sol	122704	125500	-2.22789
structs/struct_memory_to_storage_function_ptr.sol	105192	105148	0.0418458
structs/structs.sol	127289	126964	0.255978
structs/calldata/calldata_struct_with_nested_array_to_storage.sol	197116	196983	0.0675185
various/destructuring_assignment.sol	239257	238582	0.282922
various/skip_dynamic_types_for_structs.sol	169485	171209	-1.00696
various/staticcall_for_view_and_pure.sol	196877285	196877231	2.74283e-05
various/swap_in_storage_overwrite.sol	101334	101282	0.0513418
viaYul/array_memory_index_access.sol	151952	152638	-0.449429
viaYul/array_storage_index_access.sol	33786138	32024655	5.5004
viaYul/array_storage_index_boundary_test.sol	1312900	1258372	4.33322
viaYul/array_storage_index_zeroed_test.sol	9467636	9135188	3.6392
viaYul/array_storage_length_access.sol	7022440	10062538	-30.212
viaYul/array_storage_push_empty.sol	1425186	1391856	2.39464
viaYul/array_storage_push_empty_length_address.sol	10675834	10220612	4.45396
viaYul/array_storage_push_pop.sol	29599646	25374036	16.6533
inheritance/inherited_function_calldata_memory_interface.sol	112021	117351	-4.54193

combined-pr.md

ethereum/solidity#11493 and ethereum/solidity#10286 combined.

Click for a table of gas differences

reative = (ir_optimized - legacy_optimized) / legacy_optimized * 100

File name	IR-optimized	Legacy-Optimized	relative (%)
abiEncoderV1/abi_decode_v2_storage.sol	203195	203105	0.0443121
abiEncoderV1/abi_encode_calldata_slice.sol	913709	787528	16.0224
abiEncoderV1/struct/struct_storage_ptr.sol	166579	167397	-0.488659
abiEncoderV2/abi_encode_calldata_slice.sol	913709	787528	16.0224
abiEncoderV2/abi_encode_v2.sol	112977	112606	0.329467
abiEncoderV2/abi_encode_v2_in_function_inherited_in_v1_contract.sol	123329	111743	10.3684
abiEncoderV2/calldata_array.sol	130393	121788	7.06556
abiEncoderV2/storage_array_encoding.sol	293486	294492	-0.341605
abiencodedecode/abi_decode_simple_storage.sol	135834	136082	-0.182243
array/arrays_complex_from_and_to_storage.sol	188850	206394	-8.50025
array/byte_array_storage_layout.sol	90082	219054	-58.8768
array/byte_array_transitional_2.sol	158852	184472	-13.8883
array/bytes_length_member.sol	110402	110567	-0.149231
array/create_memory_array.sol	124674	115494	7.94846
array/dynamic_array_cleanup.sol	520173	517048	0.604393
array/dynamic_arrays_in_storage.sol	103873	100417	3.44165
array/dynamic_multi_array_cleanup.sol	116546	120687	-3.43119
array/fixed_array_cleanup.sol	465523	467520	-0.427148
array/fixed_arrays_as_return_type.sol	108922	133299	-18.2875
array/function_array_cross_calls.sol	294665	296513	-0.623244
array/reusing_memory.sol	113067	114079	-0.887105
array/copying/array_copy_storage_storage_dyn_dyn.sol	111378	109268	1.93103
array/copying/array_copy_calldata_storage.sol	650886	694013	-6.21415
array/copying/array_copy_cleanup_uint128.sol	91512	92257	-0.807527
array/copying/array_copy_cleanup_uint40.sol	147043	153588	-4.2614
array/copying/array_copy_clear_storage.sol	134471	134548	-0.0572286
array/copying/array_copy_clear_storage_packed.sol	183123	184564	-0.780759
array/copying/array_copy_different_packing.sol	209239	220734	-5.20763
array/copying/array_copy_including_array.sol	9132063	8930885	2.25261
array/copying/array_copy_nested_array.sol	688934	685688	0.473393
array/copying/array_copy_storage_storage_different_base.sol	225054	232816	-3.33396
array/copying/array_copy_storage_storage_different_base_nested.sol	189634	192441	-1.45863
array/copying/array_copy_storage_storage_dynamic_dynamic.sol	272027	269960	0.765669
array/copying/array_copy_storage_storage_static_dynamic.sol	123143	123208	-0.0527563
array/copying/array_copy_storage_storage_static_static.sol	236113	234103	0.858596
array/copying/array_copy_storage_storage_struct.sol	238673	237159	0.63839
array/copying/array_copy_storage_to_memory_nested.sol	160667	159955	0.445125
array/copying/array_copy_target_leftover.sol	125420	166126	-24.5031
array/copying/array_copy_target_leftover2.sol	91897	94200	-2.4448
array/copying/array_copy_target_simple.sol	293629	301999	-2.77153
array/copying/array_copy_target_simple_2.sol	273227	275453	-0.808123
array/copying/array_nested_memory_to_storage.sol	359183	359930	-0.20754
array/copying/array_storage_multi_items_per_slot.sol	131912	131940	-0.0212218
array/copying/arrays_from_and_to_storage.sol	99438	101614	-2.14144
array/copying/bytes_inside_mappings.sol	288105	288402	-0.102981
array/copying/bytes_storage_to_storage.sol	871443	1003713	-13.1781
array/copying/calldata_array_dynamic_to_storage.sol	111032	111347	-0.282899
array/copying/copy_byte_array_in_struct_to_storage.sol	287253	287342	-0.0309735
array/copying/copy_byte_array_to_storage.sol	119974	123476	-2.83618
array/copying/copy_function_storage_array.sol	125802	204987	-38.6293
array/copying/copy_removes_bytes_data.sol	177387	177496	-0.0614098
array/copying/memory_dyn_2d_bytes_to_storage.sol	128125	129363	-0.956997
array/copying/storage_memory_nested.sol	205634	211486	-2.76709
array/copying/storage_memory_nested_bytes.sol	202668	203437	-0.378004
array/copying/storage_memory_nested_from_pointer.sol	205634	211491	-2.76938
array/copying/storage_memory_nested_struct.sol	291305	290263	0.358985
array/copying/storage_memory_packed_dyn.sol	117510	120902	-2.80558
array/delete/bytes_delete_element.sol	207878	248611	-16.3842
array/pop/array_pop_array_transition.sol	2267953	2262396	0.245625
array/pop/array_pop_uint16_transition.sol	186990	178870	4.53961
array/pop/array_pop_uint24_transition.sol	158290	153281	3.26785
array/pop/byte_array_pop_copy_long.sol	110160	124136	-11.2586
array/pop/byte_array_pop_long_storage_empty.sol	181585	210964	-13.9261
array/pop/byte_array_pop_long_storage_empty_garbage_ref.sol	142812	159446	-10.4324
array/pop/byte_array_pop_masking_long.sol	108284	123261	-12.1506
array/push/nested_bytes_push.sol	179186	180403	-0.674601
array/push/array_push.sol	110855	111128	-0.245663
array/push/array_push_nested_from_calldata.sol	112130	113499	-1.20618
array/push/array_push_packed_array.sol	91458	92062	-0.65608
array/push/array_push_struct.sol	136093	146456	-7.07585
array/push/array_push_struct_from_calldata.sol	138228	139171	-0.677584
array/push/byte_array_push_transition.sol	174728	205124	-14.8184
array/push/push_no_args_2d.sol	229252	198576	15.448
array/push/push_no_args_bytes.sol	183705	180608	1.71476
constructor/arrays_in_constructors.sol	439832	450224	-2.30818
constructor/bytes_in_constructors_packer.sol	294538	298384	-1.28894
constructor/no_callvalue_check.sol	123013	123092	-0.0641796
externalContracts/prbmath_signed.sol	2190496	2129038	2.88666
externalContracts/prbmath_unsigned.sol	2031337	1998133	1.66175
externalContracts/ramanujan_pi.sol	503581	554477	-9.1791
externalContracts/deposit_contract.sol	2041502	2266621	-9.93192
externalContracts/snark.sol	86768	83670	3.70264
externalContracts/strings.sol	2621928	3164525	-17.1462
functionCall/failed_create.sol	541546	532589	1.68178
functionCall/mapping_array_internal_argument.sol	111777	111781	-0.00357843
functionTypes/store_function.sol	98088	108916	-9.94161
immutable/multi_creation.sol	126665	125422	0.991054
inlineAssembly/keccak_yul_optimization.sol	43477	44348	-1.96401
salted_create/salted_create.sol	98438914	98438970	-5.6888e-05
salted_create/salted_create_with_value.sol	272559	287856	-5.31412
storage/packed_storage_structs_bytes.sol	133408	133480	-0.0539407
structs/memory_structs_nested_load.sol	110193	110881	-0.620485
structs/struct_containing_bytes_copy_and_delete.sol	133647	133879	-0.173291
structs/struct_copy.sol	228691	228628	0.0275557
structs/struct_copy_via_local.sol	109667	109706	-0.0355496
structs/struct_delete_storage_with_array.sol	121160	121500	-0.279835
structs/struct_memory_to_storage_function_ptr.sol	110153	110548	-0.357311
structs/structs.sol	134473	134064	0.305078
structs/calldata/calldata_struct_with_nested_array_to_storage.sol	202272	203583	-0.643963
structs/conversion/recursive_storage_memory.sol	192830	184668	4.41982
various/destructuring_assignment.sol	238761	239682	-0.384259
various/skip_dynamic_types_for_structs.sol	178668	179609	-0.523916
various/staticcall_for_view_and_pure.sol	196877247	196877193	2.74283e-05
various/swap_in_storage_overwrite.sol	109686	109682	0.00364691
viaYul/array_memory_index_access.sol	138135	152638	-9.50157
viaYul/array_storage_index_access.sol	28211923	28451855	-0.843291
viaYul/array_storage_index_boundary_test.sol	275338	226287	21.6765
viaYul/array_storage_index_zeroed_test.sol	6471980	6525888	-0.826064
viaYul/array_storage_length_access.sol	1314541	1506238	-12.7269
viaYul/array_storage_push_empty.sol	101000662	101087956	-0.0863545
viaYul/array_storage_push_empty_length_address.sol	102021114	101590812	0.423564
viaYul/array_storage_push_pop.sol	13749305	13137736	4.65506
inheritance/inherited_function_calldata_memory_interface.sol	111439	116151	-4.05679
events/event_dynamic_array_storage.sol	113638	114415	-0.679107
events/event_dynamic_array_storage_v2.sol	113638	114415	-0.679107
events/event_dynamic_nested_array_storage_v2.sol	183471	184551	-0.585204
events/event_indexed_mixed.sol	23676	23753	-0.32417
events/event_indexed_string.sol	337096	376774	-10.531
isoltestTesting/balance_other_contract.sol	383762	361512	6.15471

develop.md

https://github.com/ethereum/solidity/commit/8a6a330d951b2c474338120cd4d3b5c299242c07

Click for a table of gas differences

reative = (ir_optimized - legacy_optimized) / legacy_optimized * 100

File name	IR-optimized	Legacy-Optimized	relative (%)
abiEncoderV1/abi_decode_v2_storage.sol	203921	203105	0.401763
abiEncoderV1/abi_encode_calldata_slice.sol	1126476	787528	43.0395
abiEncoderV1/struct/struct_storage_ptr.sol	168199	167397	0.479101
abiEncoderV2/abi_encode_calldata_slice.sol	1126476	787528	43.0395
abiEncoderV2/abi_encode_v2.sol	113683	112606	0.956432
abiEncoderV2/abi_encode_v2_in_function_inherited_in_v1_contract.sol	132435	111743	18.5175
abiEncoderV2/calldata_array.sol	224675	121788	84.4804
abiEncoderV2/storage_array_encoding.sol	294391	294492	-0.0342963
abiencodedecode/abi_decode_simple_storage.sol	136231	136082	0.109493
array/arrays_complex_from_and_to_storage.sol	191293	206394	-7.31659
array/byte_array_storage_layout.sol	91520	219054	-58.2203
array/byte_array_transitional_2.sol	171767	184472	-6.88722
array/bytes_length_member.sol	110570	110567	0.00271329
array/create_memory_array.sol	150997	115494	30.7401
array/dynamic_array_cleanup.sol	520998	517048	0.763952
array/dynamic_arrays_in_storage.sol	108326	100417	7.87616
array/dynamic_multi_array_cleanup.sol	124480	120687	3.14284
array/fixed_array_cleanup.sol	465878	467520	-0.351215
array/fixed_arrays_as_return_type.sol	133483	133299	0.138036
array/function_array_cross_calls.sol	337455	296513	13.8078
array/reusing_memory.sol	115243	114079	1.02035
array/copying/array_copy_calldata_storage.sol	651816	694013	-6.08015
array/copying/array_copy_cleanup_uint128.sol	92958	92257	0.759834
array/copying/array_copy_cleanup_uint40.sol	154441	153588	0.555382
array/copying/array_copy_clear_storage.sol	135505	134548	0.71127
array/copying/array_copy_clear_storage_packed.sol	185978	184564	0.76613
array/copying/array_copy_different_packing.sol	214644	220734	-2.75898
array/copying/array_copy_including_array.sol	9207813	8930885	3.10079
array/copying/array_copy_nested_array.sol	691977	685688	0.917181
array/copying/array_copy_storage_storage_different_base.sol	226467	232816	-2.72705
array/copying/array_copy_storage_storage_different_base_nested.sol	191858	192441	-0.30295
array/copying/array_copy_storage_storage_dyn_dyn.sol	111563	109268	2.10034
array/copying/array_copy_storage_storage_dynamic_dynamic.sol	272786	269960	1.04682
array/copying/array_copy_storage_storage_static_dynamic.sol	123375	123208	0.135543
array/copying/array_copy_storage_storage_static_static.sol	236656	234103	1.09055
array/copying/array_copy_storage_storage_struct.sol	240552	237159	1.43069
array/copying/array_copy_storage_to_memory_nested.sol	161991	159955	1.27286
array/copying/array_copy_target_leftover.sol	140618	166126	-15.3546
array/copying/array_copy_target_leftover2.sol	95528	94200	1.40977
array/copying/array_copy_target_simple.sol	296092	301999	-1.95597
array/copying/array_copy_target_simple_2.sol	274785	275453	-0.24251
array/copying/array_nested_memory_to_storage.sol	362229	359930	0.638735
array/copying/array_storage_multi_items_per_slot.sol	133671	131940	1.31196
array/copying/arrays_from_and_to_storage.sol	101659	101614	0.0442852
array/copying/bytes_inside_mappings.sol	288635	288402	0.08079
array/copying/bytes_storage_to_storage.sol	1054278	1003713	5.03779
array/copying/calldata_array_dynamic_to_storage.sol	111384	111347	0.0332295
array/copying/copy_byte_array_in_struct_to_storage.sol	287892	287342	0.19141
array/copying/copy_byte_array_to_storage.sol	122009	123476	-1.18809
array/copying/copy_function_storage_array.sol	127846	204987	-37.6321
array/copying/copy_removes_bytes_data.sol	177557	177496	0.034367
array/copying/memory_dyn_2d_bytes_to_storage.sol	134208	129363	3.74527
array/copying/storage_memory_nested.sol	209108	211486	-1.12442
array/copying/storage_memory_nested_bytes.sol	203063	203437	-0.183841
array/copying/storage_memory_nested_from_pointer.sol	209108	211491	-1.12676
array/copying/storage_memory_nested_struct.sol	293695	290263	1.18238
array/copying/storage_memory_packed_dyn.sol	115383	120902	-4.56485
array/delete/bytes_delete_element.sol	244579	248611	-1.62181
array/pop/array_pop_array_transition.sol	2280897	2262396	0.817761
array/pop/array_pop_uint16_transition.sol	195867	178870	9.50243
array/pop/array_pop_uint24_transition.sol	163721	153281	6.81102
array/pop/byte_array_pop_copy_long.sol	112526	124136	-9.35265
array/pop/byte_array_pop_long_storage_empty.sol	219418	210964	4.00732
array/pop/byte_array_pop_long_storage_empty_garbage_ref.sol	150914	159446	-5.35103
array/pop/byte_array_pop_masking_long.sol	110514	123261	-10.3415
array/push/array_push.sol	111269	111128	0.126881
array/push/array_push_nested_from_calldata.sol	113684	113499	0.162997
array/push/array_push_packed_array.sol	93083	92062	1.10904
array/push/array_push_struct.sol	138070	146456	-5.72595
array/push/array_push_struct_from_calldata.sol	139798	139171	0.450525
array/push/byte_array_push_transition.sol	195787	205124	-4.55188
array/push/nested_bytes_push.sol	180067	180403	-0.18625
array/push/push_no_args_2d.sol	239758	198576	20.7387
array/push/push_no_args_bytes.sol	194029	180608	7.43101
constructor/arrays_in_constructors.sol	486618	450224	8.08353
constructor/bytes_in_constructors_packer.sol	336157	298384	12.6592
constructor/no_callvalue_check.sol	123743	123092	0.528873
externalContracts/FixedFeeRegistrar.sol	591043	537110	10.0413
externalContracts/deposit_contract.sol	2315871	2294975	0.910511
externalContracts/prbmath_signed.sol	2439714	2154710	13.227
externalContracts/prbmath_unsigned.sol	2226413	2021710	10.1252
externalContracts/ramanujan_pi.sol	657202	573768	14.5414
externalContracts/snark.sol	111439	83670	33.1887
externalContracts/strings.sol	3917465	3186823	22.927
functionCall/failed_create.sol	650308	532589	22.1032
functionCall/mapping_array_internal_argument.sol	112214	111781	0.387365
functionTypes/store_function.sol	100053	108916	-8.13746
immutable/multi_creation.sol	128980	125422	2.83682
inlineAssembly/keccak_yul_optimization.sol	43912	44348	-0.983133
salted_create/salted_create.sol	98438966	98438970	-4.06343e-06
salted_create/salted_create_with_value.sol	294879	287856	2.43976
storage/packed_storage_structs_bytes.sol	135766	133480	1.71262
structs/memory_structs_nested_load.sol	111932	110881	0.947863
structs/struct_containing_bytes_copy_and_delete.sol	133905	133879	0.0194205
structs/struct_copy.sol	229018	228628	0.170583
structs/struct_copy_via_local.sol	110223	109706	0.47126
structs/struct_delete_storage_with_array.sol	121810	121500	0.255144
structs/struct_memory_to_storage_function_ptr.sol	111180	110548	0.571697
structs/structs.sol	134859	134064	0.593
structs/calldata/calldata_struct_with_nested_array_to_storage.sol	204368	203583	0.385592
structs/conversion/recursive_storage_memory.sol	198438	184668	7.45662
various/destructuring_assignment.sol	241728	239682	0.853631
various/erc20.sol	698322	590969	18.1656
various/skip_dynamic_types_for_structs.sol	179260	179609	-0.194311
various/staticcall_for_view_and_pure.sol	196877291	196877193	4.97772e-05
various/swap_in_storage_overwrite.sol	109754	109682	0.0656443
viaYul/array_memory_index_access.sol	167357	152638	9.64308
viaYul/array_storage_index_access.sol	29246575	28451855	2.79321
viaYul/array_storage_index_boundary_test.sol	305153	226287	34.8522
viaYul/array_storage_index_zeroed_test.sol	6736586	6525888	3.22865
viaYul/array_storage_length_access.sol	1473674	1506238	-2.16194
viaYul/array_storage_push_empty.sol	101163076	101087956	0.0743115
viaYul/array_storage_push_empty_length_address.sol	102248163	101590812	0.647058
viaYul/array_storage_push_pop.sol	14269737	13137736	8.61641
inheritance/inherited_function_calldata_memory_interface.sol	118458	116151	1.98621
events/event_dynamic_array_storage.sol	115211	114415	0.695713
events/event_dynamic_array_storage_v2.sol	115211	114415	0.695713
events/event_dynamic_nested_array_storage_v2.sol	185905	184551	0.733673
events/event_indexed_mixed.sol	23685	23753	-0.28628
events/event_indexed_string.sol	368478	376774	-2.20185
isoltestTesting/balance_other_contract.sol	383762	361512	6.15471

new-yul-codegen.md

ethereum/solidity#11493

Click for a table of gas differences

reative = (ir_optimized - legacy_optimized) / legacy_optimized * 100

File name	IR-optimized	Legacy-Optimized	relative (%)
gas_transaction.sol	67318	66988	0.492626
gas_call.sol	23029	22835	0.849573
abiEncoderV1/abi_decode_v2_storage.sol	204081	203105	0.48054
abiEncoderV1/abi_encode_calldata_slice.sol	937073	787528	18.9892
abiEncoderV1/struct/struct_storage_ptr.sol	166704	167397	-0.413986
abiEncoderV2/abi_encode_calldata_slice.sol	937073	787528	18.9892
abiEncoderV2/abi_encode_v2.sol	113098	112606	0.436922
abiEncoderV2/abi_encode_v2_in_function_inherited_in_v1_contract.sol	127054	111743	13.702
abiEncoderV2/calldata_array.sol	133946	121788	9.98292
abiEncoderV2/storage_array_encoding.sol	294404	294492	-0.029882
abiencodedecode/abi_decode_simple_storage.sol	136127	136082	0.0330683
array/arrays_complex_from_and_to_storage.sol	189863	206394	-8.00944
array/byte_array_storage_layout.sol	90990	219054	-58.4623
array/byte_array_transitional_2.sol	161154	184472	-12.6404
array/bytes_length_member.sol	110451	110567	-0.104914
array/create_memory_array.sol	128810	115494	11.5296
array/dynamic_array_cleanup.sol	520360	517048	0.640559
array/dynamic_arrays_in_storage.sol	103558	100417	3.12796
array/dynamic_multi_array_cleanup.sol	116558	120687	-3.42125
array/fixed_array_cleanup.sol	465538	467520	-0.423939
array/fixed_arrays_as_return_type.sol	116423	133299	-12.6603
array/function_array_cross_calls.sol	314380	296513	6.02571
array/reusing_memory.sol	114323	114079	0.213887
array/copying/array_copy_calldata_storage.sol	651532	694013	-6.12107
array/copying/array_copy_cleanup_uint128.sol	91272	92257	-1.06767
array/copying/array_copy_cleanup_uint40.sol	146336	153588	-4.72172
array/copying/array_copy_clear_storage.sol	134523	134548	-0.0185807
array/copying/array_copy_clear_storage_packed.sol	182673	184564	-1.02458
array/copying/array_copy_different_packing.sol	210357	220734	-4.70113
array/copying/array_copy_including_array.sol	9188880	8930885	2.8888
array/copying/array_copy_nested_array.sol	690179	685688	0.654963
array/copying/array_copy_storage_storage_different_base.sol	225242	232816	-3.25321
array/copying/array_copy_storage_storage_different_base_nested.sol	190637	192441	-0.93743
array/copying/array_copy_storage_storage_dyn_dyn.sol	111429	109268	1.97771
array/copying/array_copy_storage_storage_dynamic_dynamic.sol	272096	269960	0.791228
array/copying/array_copy_storage_storage_static_dynamic.sol	123221	123208	0.0105513
array/copying/array_copy_storage_storage_static_static.sol	236388	234103	0.976066
array/copying/array_copy_storage_storage_struct.sol	239059	237159	0.80115
array/copying/array_copy_storage_to_memory_nested.sol	160944	159955	0.618299
array/copying/array_copy_target_leftover.sol	126407	166126	-23.909
array/copying/array_copy_target_leftover2.sol	92325	94200	-1.99045
array/copying/array_copy_target_simple.sol	293911	301999	-2.67815
array/copying/array_copy_target_simple_2.sol	273418	275453	-0.738783
array/copying/array_nested_memory_to_storage.sol	359609	359930	-0.089184
array/copying/array_storage_multi_items_per_slot.sol	132265	131940	0.246324
array/copying/arrays_from_and_to_storage.sol	99934	101614	-1.65332
array/copying/bytes_inside_mappings.sol	288211	288402	-0.066227
array/copying/bytes_storage_to_storage.sol	864574	1003713	-13.8624
array/copying/calldata_array_dynamic_to_storage.sol	111103	111347	-0.219135
array/copying/copy_byte_array_in_struct_to_storage.sol	287623	287342	0.0977929
array/copying/copy_byte_array_to_storage.sol	120116	123476	-2.72118
array/copying/copy_function_storage_array.sol	126713	204987	-38.1849
array/copying/copy_removes_bytes_data.sol	177429	177496	-0.0377473
array/copying/memory_dyn_2d_bytes_to_storage.sol	128887	129363	-0.367957
array/copying/storage_memory_nested.sol	205948	211486	-2.61861
array/copying/storage_memory_nested_bytes.sol	203008	203437	-0.210876
array/copying/storage_memory_nested_from_pointer.sol	205948	211491	-2.62092
array/copying/storage_memory_nested_struct.sol	291768	290263	0.518495
array/copying/storage_memory_packed_dyn.sol	118794	120902	-1.74356
array/delete/bytes_delete_element.sol	212092	248611	-14.6892
array/pop/array_pop_array_transition.sol	2270841	2262396	0.373277
array/pop/array_pop_uint16_transition.sol	187932	178870	5.06625
array/pop/array_pop_uint24_transition.sol	159134	153281	3.81848
array/pop/byte_array_pop_copy_long.sol	111672	124136	-10.0406
array/pop/byte_array_pop_long_storage_empty.sol	184772	210964	-12.4154
array/pop/byte_array_pop_long_storage_empty_garbage_ref.sol	146901	159446	-7.86787
array/pop/byte_array_pop_masking_long.sol	109293	123261	-11.3321
array/push/array_push.sol	110866	111128	-0.235764
array/push/array_push_nested_from_calldata.sol	112175	113499	-1.16653
array/push/array_push_packed_array.sol	91505	92062	-0.605027
array/push/array_push_struct.sol	136581	146456	-6.74264
array/push/array_push_struct_from_calldata.sol	138718	139171	-0.325499
array/push/byte_array_push_transition.sol	178770	205124	-12.8478
array/push/nested_bytes_push.sol	179269	180403	-0.628593
array/push/push_no_args_2d.sol	230986	198576	16.3212
array/push/push_no_args_bytes.sol	189335	180608	4.83201
constructor/arrays_in_constructors.sol	452561	450224	0.519075
constructor/bytes_in_constructors_packer.sol	307271	298384	2.97838
constructor/no_callvalue_check.sol	123029	123092	-0.0511812
externalContracts/deposit_contract.sol	2104209	2266621	-7.16538
externalContracts/prbmath_signed.sol	2403008	2129038	12.8683
externalContracts/prbmath_unsigned.sol	2171444	1998133	8.67365
externalContracts/ramanujan_pi.sol	589019	554477	6.22965
externalContracts/snark.sol	89789	83670	7.31325
externalContracts/strings.sol	2876183	3164525	-9.1117
functionCall/failed_create.sol	556755	532589	4.53746
functionCall/mapping_array_internal_argument.sol	111952	111781	0.152978
functionTypes/store_function.sol	99780	108916	-8.38812
immutable/multi_creation.sol	129086	125422	2.92134
inheritance/inherited_function_calldata_memory_interface.sol	117193	116151	0.897108
inlineAssembly/keccak_yul_optimization.sol	43557	44348	-1.78362
salted_create/salted_create.sol	98438924	98438970	-4.67295e-05
salted_create/salted_create_with_value.sol	276235	287856	-4.03709
storage/packed_storage_structs_bytes.sol	134021	133480	0.405304
structs/memory_structs_nested_load.sol	110429	110881	-0.407644
structs/struct_containing_bytes_copy_and_delete.sol	133717	133879	-0.121005
structs/struct_copy.sol	228699	228628	0.0310548
structs/struct_copy_via_local.sol	109669	109706	-0.0337265
structs/struct_delete_storage_with_array.sol	121075	121500	-0.349794
structs/struct_memory_to_storage_function_ptr.sol	110158	110548	-0.352788
structs/structs.sol	134588	134064	0.390858
structs/calldata/calldata_struct_with_nested_array_to_storage.sol	202493	203583	-0.535408
structs/conversion/recursive_storage_memory.sol	195015	184668	5.60303
various/destructuring_assignment.sol	239570	239682	-0.0467286
various/skip_dynamic_types_for_structs.sol	178857	179609	-0.418687
various/staticcall_for_view_and_pure.sol	196877285	196877193	4.67296e-05
various/swap_in_storage_overwrite.sol	109691	109682	0.00820554
viaYul/array_memory_index_access.sol	143528	152638	-5.96837
viaYul/array_storage_index_access.sol	28246897	28451855	-0.720368
viaYul/array_storage_index_boundary_test.sol	277846	226287	22.7848
viaYul/array_storage_index_zeroed_test.sol	6434071	6525888	-1.40697
viaYul/array_storage_length_access.sol	1326792	1506238	-11.9135
viaYul/array_storage_push_empty.sol	101007770	101087956	-0.079323
viaYul/array_storage_push_empty_length_address.sol	102045936	101590812	0.447997
viaYul/array_storage_push_pop.sol	13810557	13137736	5.12129
isoltestTesting/balance_other_contract.sol	383762	361512	6.15471
events/event_dynamic_array_storage.sol	113763	114415	-0.569855
events/event_dynamic_array_storage_v2.sol	113763	114415	-0.569855
events/event_dynamic_nested_array_storage_v2.sol	183740	184551	-0.439445
events/event_indexed_mixed.sol	23672	23753	-0.34101
events/event_indexed_string.sol	344935	376774	-8.45042