Commit Graph

225 Commits

Author SHA1 Message Date
chriseth
a3a9630d8b Optimize byte-after-shr for shift amounts that are not multiples of 8. 2020-08-04 12:16:23 +02:00
Bhargava Shastry
5100effeec yul: Set non movable flag to true in simplification rule for byte of right-shifted expression 2020-08-03 17:30:52 +02:00
chriseth
711ed588d7 Require for loop init rewriter for SSA.
Co-authored-by: Harikrishnan Mulackal <webmail.hari@gmail.com>
2020-07-03 19:24:31 +02:00
chriseth
e0b1d8b9bd Make DataFlowAnalyzer aware of storage / memory slot after sload / mload. 2020-07-01 13:45:25 +02:00
chriseth
a06ac0f39f
Merge pull request #8958 from ethereum/evm-version-dependent-rules
[yul] Add support for EVM version-dependent rules.
2020-05-27 12:52:51 +02:00
Christian Parpart
b7fa5d5040 Mark EVM instruction pc() as deprecated when used in inline assembly. 2020-05-27 12:07:23 +02:00
Alexander Arlt
a7b89065ca [yul] Add support for EVM version-dependent rules. 2020-05-27 11:57:08 +02:00
chriseth
d136e7dc95 Rules for optimizing idempotency for bitwise operations. 2020-04-23 14:21:00 +02:00
a3d4
3b9e926559 Moved "step" from settings to expectations. 2020-03-19 13:59:05 +01:00
Djordje Mijovic
c891597204 Adding ssa type check and test for that one 2020-02-24 15:05:19 +01:00
Djordje Mijovic
2efda4129b Adding test for multi return values including bool in evmTyped dialect. Calling zeroLiteralForType from inliner 2020-02-24 15:05:19 +01:00
chriseth
bddbcbe6a4 Use bool type in word size transform. 2020-02-24 15:05:19 +01:00
chriseth
a52305d3bd Use bool type in conditional simplifier and for loop condition into body. 2020-02-24 15:05:19 +01:00
Djordje Mijovic
a52c9af5b9 Adding vardecl optimization for boolean types 2020-02-24 15:05:19 +01:00
chriseth
b9b36cd89e Properly assign types in ExpressionSplitter. 2020-02-24 15:05:19 +01:00
chriseth
6eec968365 Test updates. 2020-02-24 15:05:18 +01:00
Gaith Hallak
24d6702986 [Yul] Prune functions that call each other but are otherwise unreferenced 2020-02-11 20:39:32 +03:00
chriseth
23667ce12d Update Yul optimizer tests. 2020-01-29 17:25:25 +01:00
chriseth
40c0602b5c Do not rematerialize in loops. 2020-01-08 09:56:08 +01:00
chriseth
25d3f27c11 Tune Rematerializer 2020-01-08 09:56:08 +01:00
chriseth
3994c9135f Tests. 2019-12-29 15:53:47 +01:00
chriseth
1e59c19166 Dialect setting for yul optimizer tests. 2019-12-18 21:54:30 +01:00
chriseth
b6fc703a27 Merge remote-tracking branch 'origin/release' into HEAD 2019-12-17 19:47:59 +01:00
chriseth
244b011a30 More test cases. 2019-12-17 17:08:27 +01:00
chriseth
143471fe87 Tests. 2019-12-17 15:47:32 +01:00
chriseth
42d9a8e962 Merge remote-tracking branch 'origin/develop' into develop_060 2019-12-04 17:01:44 +01:00
chriseth
bbeb093abf Detect loops in call graph generator. 2019-12-03 21:38:20 +01:00
Daniel Kirchner
025a696bb0 Fix unrelated test failure. 2019-11-28 20:01:36 +01:00
chriseth
f7fc42d8c3
Merge pull request #7826 from ethereum/develop
Merge develop into develop_060
2019-11-28 13:37:19 +01:00
chriseth
301215f186
Merge pull request #7461 from sifmelcara/licm
[YulOpt] Implement loop-invariant code motion
2019-11-28 12:00:19 +01:00
mingchuan
db60d123d0 [YulOpt] Implement loop-invariant code motion 2019-11-28 11:59:29 +01:00
chriseth
1ebcc757e1 Merge remote-tracking branch 'origin/develop' into develop_060 2019-11-27 19:14:08 +01:00
chriseth
9e9b643b93 Tune the suite. 2019-11-27 11:56:11 +01:00
chriseth
46ac16d25c Merge remote-tracking branch 'origin/develop' into develop_060 2019-11-04 19:09:11 +01:00
chriseth
cca7f01199 Tests for conditional unsimplifier 2019-11-01 14:07:25 +01:00
chriseth
ce87f11885 Test updates 2019-11-01 14:01:56 +01:00
chriseth
61a2d44f38 Conditional unsimplifier 2019-11-01 14:01:56 +01:00
chriseth
21b9606ed3 Test updates. 2019-11-01 14:01:56 +01:00
chriseth
19ccdfb0b3 No into body. 2019-11-01 14:01:56 +01:00
chriseth
5d6e983be3 Conditional simplifier. 2019-11-01 14:01:56 +01:00
chriseth
499fe57d33 Tests 2019-10-29 14:32:16 +01:00
mingchuan
520a3ccfff [YulOpt] declare SSA var when control flow joins 2019-09-17 13:22:02 +02:00
chriseth
5859a69c44
Merge pull request #7409 from ethereum/forLoopOutOfBody
[Yul] Move for loop condition out of body.
2019-09-17 12:58:56 +02:00
chriseth
68986a58b6 Test. 2019-09-17 12:32:46 +02:00
chriseth
7a79742f3d Out of body again. 2019-09-17 12:30:15 +02:00
chriseth
2d601a4f23
Merge pull request #7414 from ethereum/refactorSSA
Refactor SSA transform.
2019-09-13 17:55:39 +02:00
chriseth
20bada4c60 Refactor SSA transform. 2019-09-12 20:07:39 +02:00
Daniel Kirchner
f86c5da202 Fix SSA reverser in special case of declaration followed by self-assignment. 2019-09-12 18:17:13 +02:00
chriseth
4f80117eef Use builtin iszero for for loop condition rewriting. 2019-09-12 10:26:16 +02:00
chriseth
fcfe829534 Introduce LiteralRematerializer and thus simplify StructuralSimplifier. 2019-09-11 19:50:24 +02:00
chriseth
20f6fbf88e Load resolver involving staticcall. 2019-09-10 12:09:13 +02:00
Bhargava Shastry
09fa31ccc5 yul: Add new optimizer rules for create and create2 builtins 2019-09-09 17:06:56 +02:00
chriseth
633932c5f1 Update tests. 2019-09-04 19:16:54 +02:00
chriseth
55024d40fe Test updates. 2019-09-02 17:41:51 +02:00
chriseth
127bcfc69d Take user function side-effects into account for unused pruner. 2019-09-02 17:41:51 +02:00
chriseth
1c5845e3f2 Side-effects of user-defined functions. 2019-09-02 17:41:51 +02:00
chriseth
e86b5cf14e Replace byte(A, X) by zero if A >= 32 2019-08-29 15:35:34 +02:00
chriseth
e396dc7246 Properly set storage and memory after erasing potentially destroyed keys 2019-08-13 18:43:15 +02:00
mingchuan
46387eaea2 [Yul] ExpressionInliner: avoid duplicating high cost expressions 2019-08-05 11:48:32 +02:00
chriseth
0c0b5a09cd Add another test related to stack compressor and msize. 2019-07-18 16:40:46 +02:00
chriseth
a0a0a34a21 Do not overwrite allowMSizeOptimization 2019-07-16 10:13:18 +02:00
chriseth
2a5280faa0 Check availability of data objects already in analysis phase. 2019-07-10 18:49:42 +02:00
chriseth
e2bfb1a663 Translation of switch statement for wasm backend. 2019-06-27 13:02:35 +02:00
chriseth
f5f1b2649c Adding forgotten test for load resolver. 2019-06-25 17:25:53 +02:00
chriseth
2b979cba38 Also optimize memory. 2019-06-20 18:43:37 +02:00
chriseth
8572600401 Implement knowledge base. 2019-06-20 18:43:37 +02:00
chriseth
1f9d11c644 Knowledge about storage. 2019-06-20 18:43:37 +02:00
chriseth
ecab46c707 Finish word size transform. 2019-06-20 10:42:56 +02:00
chriseth
d7b366ff46 Name displacer. 2019-06-19 14:55:38 +02:00
chriseth
c9e2d388b5
Merge pull request #6848 from ethereum/invertibleRelation
Implement references using InvertibleRelation as data structure.
2019-05-29 13:34:10 +02:00
chriseth
2276b567b1
Merge pull request #6840 from ethereum/discoverMSize
Only remove msize-modifying instructions if msize is not used.
2019-05-28 13:16:55 +02:00
chriseth
df96648b1c Do not allow msize in inline assembly if the Yul optimizer is active. 2019-05-28 12:54:33 +02:00
chriseth
d7b5ea6761 Allow msize optimization only if it is not present. 2019-05-28 12:54:32 +02:00
chriseth
1c16124a09 Constant optimiser for Yul. 2019-05-28 11:35:07 +02:00
chriseth
4061ad0a7b Implement references using InvertibleRelation as data structure. 2019-05-27 22:55:59 +02:00
chriseth
e5902c58a4
Merge pull request #6777 from sifmelcara/loop-cond-rewriter
[YulOpt] Implement ForLoopConditionIntoBody
2019-05-23 12:51:51 +02:00
chriseth
1e3878121a Do not inline recursive functions. 2019-05-22 18:15:21 +02:00
mingchuan
4ab377eb00
Add tests for ForLoopConditionIntoBody 2019-05-22 21:51:03 +08:00
chriseth
733677690e Update tests. 2019-05-16 12:30:05 +02:00
chriseth
f6437a2016 Optimizer rules that combine shifts and masks. 2019-05-15 20:30:53 +02:00
chriseth
246c1c939f Tests. 2019-05-13 18:58:55 +02:00
chriseth
dd4f9bf1a6 Really split structural simplifier. 2019-05-13 10:26:57 +02:00
chriseth
6ee9ccf140 Test. 2019-05-09 17:36:40 +02:00
chriseth
3f55b52a88 Unify suffixes. 2019-05-09 17:07:18 +02:00
chriseth
0532a8cef2 Format short blocks and loops on a single line. 2019-05-08 13:28:00 +02:00
mingchuan
57fc4fde85
Add wordSizeTransform yulOptimizerTests 2019-05-03 01:52:01 +08:00
chriseth
578d618065
Merge pull request #6594 from ethereum/adjustCodeMetric
Increase code cost for branching statements.
2019-04-29 09:48:59 +02:00
chriseth
00d81929b1
Merge pull request #6576 from ethereum/isoltest-evmversion-comparator
Allow additional EVMVersion comparators in isoltest
2019-04-25 17:37:46 +02:00
Erik Kundt
15d753a3e0 Allows additional EVMVersion comparators in isoltest. 2019-04-25 17:13:17 +02:00
chriseth
bf104f718f Increase code cost for branching statements. 2019-04-25 17:08:11 +02:00
chriseth
6292adbde6
Merge pull request #6580 from ethereum/doNotGenerateInstructionsAsNmes
Prevent instructions to be generated as names.
2019-04-24 22:07:05 +02:00
chriseth
0af8d758a5 Prevent instructions to be generated as names. 2019-04-24 14:35:21 +02:00
chriseth
aad4373da4 Disable redundent assign eliminator for deeply nested loops. 2019-04-23 09:50:25 +02:00
fnatic
5b6ed7a97c
Removing scope rules for pre block in 'For Loops' 2019-04-17 05:58:40 +05:30
chriseth
fb06451f45 Add assertion that DeadCodeEliminator needs ForLoopInitRewriter. 2019-04-15 23:26:56 +02:00
mingchuan
d49733dfc3
Fix variable decl scope issue in DeadCodeEliminator
FoorLoopInitRewriter needs to be run before DeadCodeEliminator.
2019-04-10 19:00:29 +08:00
chriseth
d20b3c9f9f Function grouper is a requirement for the VarNameCleaner. 2019-04-05 13:41:38 +02:00
chriseth
887112b1b0 Fix SSA for multi-assignments. 2019-04-04 12:06:04 +02:00
Mathias Baumann
d46f29e128 Add bitshift optimizer tests 2019-04-03 22:38:31 +02:00
chriseth
e3d7a34c2c Make yul a setting. 2019-04-03 14:58:20 +02:00