Commit Graph

357 Commits

Author SHA1 Message Date
chriseth
4407af53b5 Gas meter for Yul expressions. 2019-05-28 11:34:47 +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
8569c2bba7
Merge pull request #6819 from ethereum/noRecursiveRematCompressor
Do not rematerialize recursively.
2019-05-23 12:49:23 +02:00
chriseth
0f146ce55a Do not rematerialize recursively. 2019-05-23 12:03:39 +02:00
chriseth
97fa21841d Use different way to fall back to FunctionalInstruction for loose assembly. 2019-05-23 11:30:12 +02:00
chriseth
9a00729ce7 Provide dialect to Parser and InlineAssembly AST nodes. 2019-05-23 00:24:58 +02:00
chriseth
fb2b3bb2b9 Reduce misleading stack height error message. 2019-05-23 00:24:58 +02:00
chriseth
1e3878121a Do not inline recursive functions. 2019-05-22 18:15:21 +02:00
mingchuan
a86b00e8d0
[YulOpt] Implement ForLoopConditionIntoBody 2019-05-22 21:32:18 +08:00
chriseth
1dc15d5864 Modify parser and optimizer. 2019-05-20 17:32:56 +02:00
chriseth
46d9df7574 Add EVM opcodes as builtins. 2019-05-20 16:46:31 +02:00
chriseth
003c170989 Add EVM instructions as builtin functions. 2019-05-20 16:46:31 +02:00
chriseth
8daa281d3d
Merge pull request #6776 from ethereum/equivalentFunctionHashes
Use block hashes in EquivalentFunctionDetector.
2019-05-20 14:35:39 +02:00
chriseth
0731abd3f6
Merge pull request #6782 from ethereum/makeVectorEWasmCodeTransform
Use make_vector in EWasmCodeTransform.
2019-05-20 13:07:56 +02:00
Daniel Kirchner
39670abe4d Use make_vector in EWasmCodeTransform. 2019-05-17 14:13:43 +02:00
chriseth
4f3b7b232b
Merge pull request #6774 from ethereum/dialectRefactor
Dialect refactor
2019-05-17 14:00:09 +02:00
chriseth
4bdb981224 Make dialect const& and allocate single instances statically. 2019-05-17 12:54:24 +02:00
Daniel Kirchner
05c210772a Make use of make_vector where possible. 2019-05-17 10:08:53 +02:00
Daniel Kirchner
3c66a56e60 Use block hashes in EquivalentFunctionDetector. 2019-05-17 08:39:42 +02:00
chriseth
570db164c9 Make Dialect const. 2019-05-16 21:51:54 +02:00
chriseth
9a387380b3 Move generation of builtin functions to helper. 2019-05-16 21:51:54 +02:00
chriseth
7de150924c Extract subIDs from Dialect to allow it being const. 2019-05-16 21:51:54 +02:00
chriseth
aa24e12054 Remove side-effect-free expressions, and not only movable expressions. 2019-05-16 12:30:05 +02:00
chriseth
e8a88b13e4 Introduce side-effect-free as relaxed version of movable. 2019-05-16 12:30:05 +02:00
Daniel Kirchner
a10501bb7d
Merge pull request #6725 from AndreyBronin/develop
GCC 9.1 build fix. error: redundant move in return statement
2019-05-15 11:37:20 +02:00
Andrey Bronin
4eb37fe631 fix warning in GCC 9.1: redundant move in return statement 2019-05-14 17:44:28 +03:00
chriseth
439a225cee Simplify single-run for loops to if statements. 2019-05-13 18:58:36 +02:00
chriseth
99e96c2d66 Refactor termination detection. 2019-05-13 18:58:36 +02:00
chriseth
d9831c8b96 Split structural simplifier. 2019-05-13 10:26:57 +02:00
chriseth
3f55b52a88 Unify suffixes. 2019-05-09 17:07:18 +02:00
chriseth
eaee4412da Implement word size transform for if. 2019-05-09 16:55:39 +02:00
chriseth
0532a8cef2 Format short blocks and loops on a single line. 2019-05-08 13:28:00 +02:00
chriseth
7ab8cc60c9
Merge pull request #6556 from ethereum/wasmCodeTransform
Prototype for Wasm code transform
2019-05-07 17:48:48 +02:00
mingchuan
f7ccdb6447
Implement WordSizeTransform
This transformation turns every u256 variable into four u64 variable.
Purpose is to transpile EVMDialect yul to WasmDialect yul.
2019-05-03 01:51:56 +08:00
chriseth
01d1d08fea Implement switch. 2019-05-02 18:39:54 +02:00
chriseth
c3705f268c Add global variables and support multi-return and multi-assignment. 2019-05-02 18:37:13 +02:00
chriseth
61e36cbfaa Activate ewasm dialect in commandline interface. 2019-05-02 18:36:48 +02:00
chriseth
f6c6871bce EWasm to text transformation. 2019-05-02 18:36:47 +02:00
chriseth
ec27f484a1 Prototype for Wasm code transform into in-memory representation. 2019-05-02 18:33:59 +02:00
chriseth
d763e09f07
Merge pull request #6547 from ethereum/wasmPrototype
[Yul] Wasm dialect.
2019-04-29 10:11:14 +02:00
chriseth
578d618065
Merge pull request #6594 from ethereum/adjustCodeMetric
Increase code cost for branching statements.
2019-04-29 09:48:59 +02:00
chriseth
ec0b78595d [Yul] Wasm dialect. 2019-04-25 17:27:17 +02:00
chriseth
cdf60c3be8
Merge pull request #6593 from ethereum/catchFatalErrorsInAnalysis
[Yul] Catch fatal errors in analysis.
2019-04-25 17:08:46 +02:00
chriseth
bf104f718f Increase code cost for branching statements. 2019-04-25 17:08:11 +02:00
chriseth
f9ec1231b6 Support period as part of identifiers for Yul and Inline Assembly. 2019-04-25 16:48:16 +02:00
chriseth
d5c54e9107 [Yul] Catch fatal errors in analysis. 2019-04-25 11:34:56 +02:00
chriseth
b6bb3ae482
Merge pull request #6555 from sifmelcara/break-for-loop
[Yul] Disallow function definitions inside for loop init blocks
2019-04-25 11:20:44 +02:00
chriseth
f26cdea6ca Disallow Yul function definitions inside for loop init blocks. 2019-04-25 10:32:00 +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
mingchuan
5d93c492fe [Yul] More accurate error messages for break/continue 2019-04-23 10:15:19 +02:00
chriseth
aad4373da4 Disable redundent assign eliminator for deeply nested loops. 2019-04-23 09:50:25 +02:00
chriseth
b02fbc5d02
Merge pull request #6503 from ethereum/inlineAsm-yul
Inline asm yul
2019-04-18 17:15:09 +02:00
Mathias Baumann
3d061c83d7 IR: Generate inline asm blocks 2019-04-18 16:49:19 +02:00
dm4
b2c812c794
[libyul] fix typo 2019-04-18 19:07:06 +08:00
hydai
d5b65fbf5b [Yul] Output an error of a switch case which contains string literals longer than 32 chars 2019-04-17 22:17:18 +08:00
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
0d2ae84081 Use move semantics. 2019-04-05 13:41:39 +02:00
chriseth
054c16aa05 [Yul] Fix registration of functions in scopes. 2019-04-05 13:41:38 +02:00
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
e20acf5d0a Yul Optimizer: Remove dead code 2019-04-01 17:16:04 +02:00
chriseth
3264e9abf0 Make optimiser settings available to assembly stack. 2019-03-28 18:24:13 +01:00
chriseth
e82dcd1f91 Fix namespace. 2019-03-28 14:55:50 +01:00
chriseth
2b0c653f57
Merge pull request #6241 from ethereum/yul-bc-codegen
Yul codegen for break & continue statements
2019-03-28 14:48:50 +01:00
chriseth
529aca5cbd
Merge pull request #6407 from ethereum/changeNamespace
Remove "using namespace" from header and move Instruction to dev::eth.
2019-03-28 14:32:07 +01:00
Christian Parpart
b8c6274179 [yul] Implements EVM codegen for break/continue plus respective tests & ChangeLog entry. 2019-03-28 14:09:25 +01:00
chriseth
2308904f68 Remove "using namespace" from header and move Instruction to dev::eth. 2019-03-28 13:48:11 +01:00
chriseth
6d8e84c93e
Merge pull request #6315 from ethereum/yul-for-continue-tests
[Yul] RedundantAssignEliminator adoptions for continue/break AST nodes
2019-03-28 12:18:02 +01:00
chriseth
91f96c299e More logic about control flow with continue and about finalize. Remove BlockScope. 2019-03-27 22:16:31 +01:00
Christian Parpart
a1ec49409d Yul] RedundantAssignEliminator: Implements break/continue handling within ForLoop. 2019-03-26 17:36:43 +01:00
Alex Beregszaszi
c26ffa737e Use move semantics on StackToDeepError 2019-03-26 16:15:16 +00:00
chriseth
caddce6ef0 Detect duplicate cases based on integer value of case label. 2019-03-25 12:38:22 +01:00
chriseth
8514c0bc60 Provide max iterations for stack compressor as parameter. 2019-03-20 15:07:05 +01:00
chriseth
aa9a2935ac Properly determine whether a variable can be eliminated or not. 2019-03-20 15:07:05 +01:00
chriseth
38cbf8d230 Pass "optimize stack allocation" flag down to the stack compressor. 2019-03-20 15:03:27 +01:00
chriseth
93027c40b6
Merge pull request #6322 from ethereum/asm-datasize-exception-fix
Improve exception information in Yul function datasize(name) and dataoffset(name).
2019-03-20 10:50:49 +01:00
Alex Beregszaszi
5245a66d91
Merge pull request #6318 from ethereum/signal-failure-and-such
Allow simplification patterns to signal failure
2019-03-20 03:38:51 +00:00
Christian Parpart
7f7f44dd63 Improve exception information in Yul function datasize(name) and dataoffset(name).
Makes sure we properly throw a detailed exception instead of an out_of_range from std::map.
2019-03-19 17:17:32 +01:00
Alex Beregszaszi
f95388011b Allow simplification patterns to signal failure 2019-03-19 15:51:52 +01:00
Christian Parpart
89f1dbfbb6
[Yul] Refactors RedundantAssignEliminator for future changes wrt. break/continue statements. 2019-03-19 12:24:45 +01:00
chriseth
500843f9c5
Merge pull request #6242 from ethereum/yul-bc-dataflow
Yul dataflow analysis for continue/break statements
2019-03-14 16:34:34 +01:00
Christian Parpart
57bcb8ba83
[yul] Ensures DataFlowAnalyzer works fine with break/continue statements just like without. 2019-03-14 16:18:45 +01:00
chriseth
49d914a391 Fix and test yul stack optimization flag for commandline interface. 2019-03-14 15:34:23 +01:00
chriseth
6d1ed93247 Use stack optimizations. 2019-03-14 15:34:23 +01:00
chriseth
62d8080a19 Update optimiser readme. 2019-03-12 22:02:09 +01:00
Christian Parpart
05e2d362c8 [Yul] Adds break/continue statements and some general tests for for-loop syntax. 2019-03-11 15:05:05 +01:00
chriseth
791fde953d First simplify switch with known constant expression. 2019-03-06 21:32:55 +01:00
chriseth
21115f8050 Fix visitation order bug for structural simplifier. 2019-03-06 19:34:07 +01:00
Mathias Baumann
21322dae29 YulOpt: Remove empty cases 2019-03-06 19:02:23 +01:00
Mathias Baumann
be52aa3181 YulOpt: Move if-branches into functions 2019-03-06 19:01:05 +01:00
Mathias Baumann
3ce7069766 YulOpt: Remove empty cases 2019-03-06 18:39:44 +01:00
Mathias Baumann
433175b19e YulOpt: Add comment about optimization 2019-03-06 18:39:44 +01:00
Mathias Baumann
db3bea7b56 Use reference for so we have to type less 2019-03-06 18:39:44 +01:00
chriseth
831353c590
Merge pull request #6172 from ethereum/runYulOptAsLongAsHelpful
[Yul] Run yul optimizer until it has no effect anymore.
2019-03-06 11:41:22 +01:00
chriseth
f35694f655 Run yul optimizer until it has no effect anymore. 2019-03-05 20:30:13 +01:00
Mathias Baumann
f6e09d6368 YulOpt: Extend StructuralSimplifier to work with all types 2019-03-05 18:39:27 +01:00
Mathias Baumann
a52b50d770 libyul: Change assertThrow() to yulAssert() 2019-03-05 18:39:27 +01:00
Mathias Baumann
921d52bfcd Move Literal to u256 conversions to extra functions
That way we can reuse them at different places
2019-03-05 18:39:27 +01:00
chriseth
d0ab5454f8
Merge pull request #6171 from ethereum/ignorePrefixWhileInlining
Do not prepend function name to all variables when inlining.
2019-03-05 11:36:53 +01:00
Alex Beregszaszi
c64d42e6f5 Use currentToken()/advance() helpers from ParserBase consistently in AsmParser 2019-03-04 22:56:36 +01:00
chriseth
3f784d6e00 Do not prepend function name to all variables when inlining. 2019-03-04 18:07:00 +01:00
Christian Parpart
609855546e Yul: Adds optimizer pass to make variable names suffix-canonical. 2019-03-04 17:26:56 +01:00
Alex Beregszaszi
9fc7706537 Change unreachable parser error to assertion in AsmParser 2019-03-04 15:08:46 +01:00
chriseth
8f5e12c192 Make unavailable opcodes errors. 2019-02-28 22:20:01 +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
9b7d793407 Fix windows build. 2019-02-26 19:43:24 +01:00
Alex Beregszaszi
cb7b053a4a Consider extcodehash as part of Constantinople 2019-02-26 12:40:31 +00:00
Alex Beregszaszi
5fc8e29fff More granular error reporting in warnOnInstruction in AsmAnalysis 2019-02-26 12:39:15 +00:00
chriseth
62e650dc42 Remove cpp files without symbols. 2019-02-25 17:23:11 +01:00
Leonardo Alt
2405b2151a EVMVersion in langutil namespace instead of solidity 2019-02-25 15:29:57 +01:00
chriseth
8aeebf7fcd
Merge pull request #6071 from ethereum/moveEVMVersionToEVMDialect
Make EVM version part of EVM dialect.
2019-02-25 11:56:53 +01:00
chriseth
7f5b335b47 Make EVM version part of EVM dialect. 2019-02-21 21:59:46 +01:00
chriseth
91fb2d094d Clear state when entering new function. 2019-02-21 20:04:20 +01:00
Alex Beregszaszi
fcf884f201 Do not ignore fatal error in AsmParser for inline assembly 2019-02-21 16:18:53 +00:00
chriseth
15d275ed37
Merge pull request #6023 from ethereum/assignment-whitespace-op
Add extra token for assembly assignment
2019-02-21 14:43:29 +01:00
Mathias Baumann
f395d5bab4 Add extra token for assembly assignment
Adding an extra token for := prevents whitespace between : = being valid
2019-02-21 13:58:21 +01:00
chriseth
947215a901 Take builtin functions into account in the compilability checker. 2019-02-21 12:13:42 +01:00
chriseth
00084a9bd7
Merge pull request #6027 from ethereum/failEnErrorListNonEmpty
Make analysis success not only dependent on flag but also on error list.
2019-02-20 15:19:48 +01:00
chriseth
372853b192 Make analysis success not only dependent on flag but also on error list. 2019-02-20 14:57:58 +01:00
Alex Beregszaszi
0f1be75f97 Assert for parserResult in optimize in AssemblyStack 2019-02-20 13:54:24 +00:00
chriseth
b4cd2d6a93 Properly detect name clashes with functions before their definition. 2019-02-18 14:51:05 +01:00
Daniel Kirchner
8ca6715e18 More style checks. 2019-02-14 11:41:20 +01:00
chriseth
b1df990a0f
Merge pull request #5990 from ethereum/provideAccessToAssmeblyAST
Provide access to assembly ast
2019-02-13 17:38:22 +01:00
chriseth
c5879589af
Merge pull request #5998 from ethereum/codingStyleCheck
More coding style checks
2019-02-13 17:36:34 +01:00
chriseth
1a823f0bf8 Fix tabs/spaces. 2019-02-13 17:05:48 +01:00
chriseth
17ea467e5b Fix style of "const". 2019-02-13 16:34:53 +01:00
chriseth
3a3ed1c6b5 Fix assertion concerning jumps in strict assembly. 2019-02-13 15:57:14 +01:00
chriseth
a344381d5e Provide access to AssemblyStack's AST. 2019-02-13 14:19:56 +01:00
chriseth
0bd049c849 Adapet uses of AssemblyStack. 2019-02-13 12:23:07 +01:00
chriseth
d073eb1544 Move AssemblyStack to libyul. 2019-02-13 12:23:07 +01:00
chriseth
02373c2225 Adjust uses of AsmCodeGen. 2019-02-13 11:35:49 +01:00
chriseth
1ff6f2c71c Move AsmCodeGen. 2019-02-13 11:20:15 +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
b34e104173 Make dialect a shared pointer. 2019-02-11 15:48:29 +01:00
chriseth
22c8d74a8a Store all stack errors before they are thrown. 2019-02-04 17:32:05 +01:00
chriseth
77baf6caf7 Compilability checker. 2019-02-04 17:32:05 +01:00
chriseth
4f641e3732 Helper function for analysis. 2019-02-04 17:32:05 +01:00
chriseth
dd5b43741c No-output Assembly. 2019-02-04 17:32:04 +01:00
chriseth
11969cd760 Add some more explicit moves required in some compiler and boost version combinations. 2019-02-04 15:50:41 +01:00
chriseth
17a1e7aed5 Better error message for out of stack in assembly. 2019-01-30 12:24:10 +01:00
Alex Beregszaszi
ee09d54525 Change FIXMEs into TODOs where appropriate 2019-01-29 00:35:23 +00:00
Alex Beregszaszi
2fc7928697
Merge pull request #5864 from ethereum/tuneOptOrder
Some optimizer tuning.
2019-01-28 13:50:09 +00:00
chriseth
12e2187661 Some tuning. 2019-01-24 23:06:01 +01:00
chriseth
1fc98b8133 Fix optimizer suite. 2019-01-24 20:42:32 +01:00