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63 Commits

Author SHA1 Message Date
Christian Parpart
609855546e Yul: Adds optimizer pass to make variable names suffix-canonical. 2019-03-04 17:26:56 +01:00
Mathias Baumann
c686a65876 Yul Optimizer: reduce switches with const arguments 2019-02-28 15:43:10 +01:00
chriseth
477c53a46f Fix expression simplifying by moving from SSAValueTracker to DataFlowAnalyzer as a base. 2019-02-27 16:14:39 +01:00
chriseth
83083d2208 Stack compressor. 2019-02-11 15:48:29 +01:00
chriseth
5a34743d88 Allow optimizer steps to run on FunctionDefinition and group suite. 2019-02-11 15:48:29 +01:00
chriseth
12e2187661 Some tuning. 2019-01-24 23:06:01 +01:00
Daniel Kirchner
29f66b2674 Stabilize SSAReverser. 2019-01-17 21:05:32 +01:00
Daniel Kirchner
fd16585724 Undo second SSA transformation and add more tests. 2019-01-17 20:37:43 +01:00
Daniel Kirchner
6de2d92f20 Add SSAReverser to the yul optimiser. 2019-01-17 20:37:43 +01:00
Daniel Kirchner
81f24f24e6 Add equivalent function combiner as Yul optimizer step. 2019-01-15 17:21:03 +01:00
chriseth
b7ef850955 Update tests. 2019-01-09 16:57:33 +01:00
chriseth
9244b8ea5a More code for optimizer tuning. 2019-01-08 18:07:14 +01:00
chriseth
5b8b016fae Use the block flattener. 2019-01-08 16:02:14 +01:00
chriseth
884d51c1f2
Merge pull request #5759 from ethereum/anotherBigTest 
Another ABI test case for the optimizer.
 2019-01-08 16:01:41 +01:00
chriseth
2d19903d1a Another ABI test case for the optimizer. 2019-01-08 15:14:45 +01:00
chriseth
f5b24a38b8 Make function grouper idempotent. 2019-01-08 15:05:09 +01:00
chriseth
6414d63906
Merge pull request #5716 from ethereum/fixDataSizeOffset 
Fix data size offset and properly provide builtins.
 2019-01-08 00:07:42 +01:00
chriseth
ace601b8f6 Tests. 2019-01-07 17:23:38 +01:00
chriseth
b604b87272 Add AZTEK code as test. 2019-01-07 16:23:35 +01:00
chriseth
2e9c70add0 Use rematerializer if variable is unreferenced or value is "cheap". 2019-01-07 14:03:32 +01:00
chriseth
bc22a25a60 Remove VarDeclPropagator. 2018-12-13 16:51:10 +01:00
chriseth
6c6a53a439 Do not create unassigned variables. 2018-12-13 16:51:10 +01:00
chriseth
11209ec48a Add variable declaration initializer. 2018-12-13 16:49:04 +01:00
chriseth
b11d413720 Consider return variables to be zero initially. 2018-12-13 16:02:30 +01:00
chriseth
60a368244a Do not inline into already big functions. 2018-12-13 12:12:54 +01:00
chriseth
9557dd7e74 Support unassigned variables in the SSA value tracker and the data flow analyzer. 2018-12-12 18:06:28 +01:00
Daniel Kirchner
1eb60cbb39 Add structural simplifier as optimization step for Yul. 2018-12-06 18:37:35 +01:00
Mathias Baumann
f4e9c70ecc Tests for SSAValueTracker ignoring function call on rhs 2018-12-05 18:01:41 +01:00
Mathias Baumann
5d31ad2daf Test for unhandled default values in expression simplifier 2018-12-05 11:43:02 +01:00
Daniel Kirchner
1b8a013d4a Properly recurse in ForLoopInitRewriter 2018-12-04 13:36:25 +01:00
Christian Parpart
f705a45d43
[Yul] Implements a pass to rewrite for-loop's pre block into the parent's Block. 2018-11-16 13:15:41 +01:00
chriseth
2e025cf917 Update tests. 2018-11-13 13:33:33 +01:00
chriseth
9c6048b0b8
Merge pull request #5333 from ethereum/joinPerformance 
[Yul] Use map join algorithm for performance.
 2018-11-13 12:15:11 +01:00
Daniel Kirchner
74557ceb0e Deterministic YulStringRepository using string hashes. 2018-11-12 23:43:16 +01:00
chriseth
b1454433b2 Remove variables that go out of scope from data structure. 2018-11-12 23:00:37 +01:00
chriseth
faa7b61d76 Use map join algorithm for performance. 2018-11-12 23:00:37 +01:00
chriseth
af65bac737 Remove trailing whitespace. 2018-11-12 09:15:22 +01:00
chriseth
5ea514213a Test case that shows that break/unbreak are more or less inverse. 2018-11-09 15:36:52 +01:00
chriseth
fa44d20721 Remove side-effect-free statements. 2018-11-08 18:14:36 +01:00
chriseth
cd11f7cfac
Merge pull request #5325 from ethereum/fixDataFlow 
[Yul] Fix data flow analyzer for function definitions.
 2018-11-08 12:52:51 +01:00
chriseth
845899e305 Use single counter for name dispenser for performance reasons. 2018-11-07 23:09:33 +01:00
chriseth
b2b11eaa00 Fix data flow analyzer for function definitions. 2018-11-07 20:32:55 +01:00
Christian Parpart
f08ab77249
Yul: Implements empty-var-decl-propagation 2018-10-26 13:13:57 +02:00
chriseth
60f1d52f59 Full suite tests. 2018-10-24 18:02:08 +02:00
chriseth
b3911798b3 Redundant assign eliminator. 2018-10-24 13:24:25 +02:00
chriseth
c676b009e1
Merge pull request #5267 from ethereum/ssatransform 
SSA transform - first step.
 2018-10-19 11:10:08 +02:00
chriseth
5c274a9251
Merge pull request #5260 from ethereum/flattenMore 
Flatten more.
 2018-10-19 11:08:46 +02:00
chriseth
0ebe572f7d
Merge pull request #5258 from ethereum/coverage2 
Add some simplification tests for operations.
 2018-10-19 11:04:56 +02:00
chriseth
465845b7a7 SSA transform - first step. 2018-10-18 18:56:22 +02:00
chriseth
48749146da Fix a bug in CSE where a variable that was already out of scope was used. 2018-10-18 14:55:51 +02:00