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Stack layout generator stack compression oddity. #15877
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,176 @@ | ||
| object "main" { | ||
| code { | ||
| let v0 := calldataload(0) | ||
| let v1 := calldataload(1) | ||
| let v2 := calldataload(2) | ||
| let v3 := calldataload(3) | ||
| let v4 := calldataload(4) | ||
| let v5 := calldataload(5) | ||
| let v6 := calldataload(6) | ||
| let v7 := calldataload(7) | ||
| let v8 := calldataload(8) | ||
| let v9 := calldataload(9) | ||
| let v10 := calldataload(10) | ||
| let v11 := calldataload(11) | ||
| let v12 := calldataload(12) | ||
| let v13 := calldataload(13) | ||
| let v14 := calldataload(14) | ||
| let v15 := calldataload(15) | ||
| sstore(16, v0) | ||
| sstore(15, v15) | ||
| sstore(14, v14) | ||
| sstore(13, v13) | ||
| sstore(12, v12) | ||
| sstore(11, v11) | ||
| sstore(10, v10) | ||
| sstore(9, v9) | ||
| sstore(8, v8) | ||
| sstore(7, v7) | ||
| sstore(6, v6) | ||
| sstore(5, v5) | ||
| sstore(4, v4) | ||
| sstore(3, v3) | ||
| sstore(2, v2) | ||
| sstore(1, v1) | ||
| sstore(0, v0) | ||
| } | ||
| } | ||
| // ==== | ||
| // stackOptimization: true | ||
| // ---- | ||
| // /* "":58:59 */ | ||
| // 0x00 | ||
| // /* "":45:60 */ | ||
| // calldataload | ||
| // /* "":92:93 */ | ||
| // 0x01 | ||
| // /* "":79:94 */ | ||
| // calldataload | ||
| // /* "":126:127 */ | ||
| // 0x02 | ||
| // /* "":113:128 */ | ||
| // calldataload | ||
| // /* "":160:161 */ | ||
| // 0x03 | ||
| // /* "":147:162 */ | ||
| // calldataload | ||
| // /* "":194:195 */ | ||
| // 0x04 | ||
| // /* "":181:196 */ | ||
| // calldataload | ||
| // /* "":228:229 */ | ||
| // 0x05 | ||
| // /* "":215:230 */ | ||
| // calldataload | ||
| // /* "":262:263 */ | ||
| // 0x06 | ||
| // /* "":249:264 */ | ||
| // calldataload | ||
| // /* "":296:297 */ | ||
| // 0x07 | ||
| // /* "":283:298 */ | ||
| // calldataload | ||
| // /* "":330:331 */ | ||
| // 0x08 | ||
| // /* "":317:332 */ | ||
| // calldataload | ||
| // /* "":364:365 */ | ||
| // 0x09 | ||
| // /* "":351:366 */ | ||
| // calldataload | ||
| // /* "":399:401 */ | ||
| // 0x0a | ||
| // /* "":386:402 */ | ||
| // calldataload | ||
| // /* "":435:437 */ | ||
| // 0x0b | ||
| // /* "":422:438 */ | ||
| // calldataload | ||
| // /* "":471:473 */ | ||
| // 0x0c | ||
| // /* "":458:474 */ | ||
| // calldataload | ||
| // /* "":507:509 */ | ||
| // 0x0d | ||
| // /* "":494:510 */ | ||
| // calldataload | ||
| // /* "":543:545 */ | ||
| // 0x0e | ||
| // /* "":530:546 */ | ||
| // calldataload | ||
| // /* "":579:581 */ | ||
| // 0x0f | ||
| // /* "":566:582 */ | ||
| // calldataload | ||
| // /* "":591:605 */ | ||
| // dup16 | ||
| // /* "":598:600 */ | ||
| // 0x10 | ||
| // /* "":591:605 */ | ||
| // sstore | ||
| // /* "":621:623 */ | ||
| // 0x0f | ||
| // /* "":614:629 */ | ||
| // sstore | ||
| // /* "":645:647 */ | ||
| // 0x0e | ||
| // /* "":638:653 */ | ||
| // sstore | ||
| // /* "":669:671 */ | ||
| // 0x0d | ||
| // /* "":662:677 */ | ||
| // sstore | ||
| // /* "":693:695 */ | ||
| // 0x0c | ||
| // /* "":686:701 */ | ||
| // sstore | ||
| // /* "":717:719 */ | ||
| // 0x0b | ||
| // /* "":710:725 */ | ||
| // sstore | ||
| // /* "":741:743 */ | ||
| // 0x0a | ||
| // /* "":734:749 */ | ||
| // sstore | ||
| // /* "":765:766 */ | ||
| // 0x09 | ||
| // /* "":758:771 */ | ||
| // sstore | ||
| // /* "":787:788 */ | ||
| // 0x08 | ||
| // /* "":780:793 */ | ||
| // sstore | ||
| // /* "":809:810 */ | ||
| // 0x07 | ||
| // /* "":802:815 */ | ||
| // sstore | ||
| // /* "":831:832 */ | ||
| // 0x06 | ||
| // /* "":824:837 */ | ||
| // sstore | ||
| // /* "":853:854 */ | ||
| // 0x05 | ||
| // /* "":846:859 */ | ||
| // sstore | ||
| // /* "":875:876 */ | ||
| // 0x04 | ||
| // /* "":868:881 */ | ||
| // sstore | ||
| // /* "":897:898 */ | ||
| // 0x03 | ||
| // /* "":890:903 */ | ||
| // sstore | ||
| // /* "":919:920 */ | ||
| // 0x02 | ||
| // /* "":912:925 */ | ||
| // sstore | ||
| // /* "":941:942 */ | ||
| // 0x01 | ||
| // /* "":934:947 */ | ||
| // sstore | ||
| // /* "":963:964 */ | ||
| // 0x00 | ||
| // /* "":956:969 */ | ||
| // sstore | ||
| // /* "":25:975 */ | ||
| // stop | ||
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Without the change, this
dup16will instead be transported up and turn into adup14plus some swapping to compensate.