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34 Commits

Author SHA1 Message Date
Daniel Kirchner
54ab09fee8 Additional peephole optimizer rules for removing side-effect free instructions before simple terminations. 2022-03-16 15:34:37 +01:00
Daniel Kirchner
5cd98006d4 Fill in junk in stack layouts on terminating control flow paths. 2022-03-15 18:36:55 +01:00
chriseth
b3fe042884 Optimize eq iszero jumpi to xor jumpi and remove double jump. 2022-03-10 14:41:41 +01:00
chriseth
859869c4dd Simplify peephole optimizer template. 2022-03-09 16:03:57 +01:00
Christian Parpart
b1dd0d0d02 Properly compute source mappings for immutables. 2021-10-12 17:56:17 +02:00
Alexander Arlt
7fcf888fbf Remove unused AssemblyItemType::PushString. 2021-09-13 18:59:18 +02:00
Sachin Grover
b7adb2aa42 Add SPDX license identifier if not present already in source file 
Fixes: #9220
 2020-07-17 20:24:12 +05:30
chriseth
a783449195
Merge pull request #9362 from ethereum/swappedTagConjunctions 
Remove unneccessary masking of tags.
 2020-07-13 17:35:06 +02:00
chriseth
080f33a72c Remove swap after dup. 2020-07-13 15:05:01 +02:00
chriseth
d3abbd5610 Remove unneccessary masking of tags. 2020-07-08 20:16:39 +02:00
Djordje Mijovic
e4e3f49844 Fixing signedness conversion warnings in libevmasm 
Co-authored-by: Harikrishnan Mulackal <webmail.hari@gmail.com>
 2020-06-03 13:25:43 +02:00
Christian Parpart
6b23412fae C++ namespace cleanup (except tests). 2020-01-07 15:51:50 +01:00
chriseth
f2cee9ec0c Include cleanup. 2019-03-28 14:32:48 +01:00
chriseth
e0d1b2f5b3 Peephole optimizer for "iszero iszero <tag> jumpi". 2019-03-07 15:52:02 +01:00
chriseth
27e4e25a99 Optimize some instruction comparisons. 2018-12-18 17:25:49 +01:00
chriseth
68ad015714 Make swappable instructions static. 2018-12-18 12:39:24 +01:00
Nicolás Venturo
172e208c6a Add TruthyAnd Peephole optimization 2018-06-15 11:27:39 -03:00
Alex Beregszaszi
02ea0e547f Replace comparison operators with opposites if preceded by SWAP1 2018-04-04 17:47:58 +02:00
Alex Beregszaszi
17bcabb6cf Remove useless SWAP1 in front of commutative operations 2018-04-03 18:57:07 +02:00
chriseth
7c94e5462a Assume peephole optimizer was successful if number of pops increased. 2017-10-13 19:00:56 +02:00
Alex Beregszaszi
7fb4a64136 Move all file specific globals to anonymous namespace 2017-08-29 11:09:18 +01:00
chriseth
e5b0ad562e Peephole optimizer for double push. 2017-06-14 20:02:45 +02:00
Alex Beregszaszi
148f923351 Add REVERT to libevmasm 2017-02-10 22:40:12 +00:00
Alex Beregszaszi
693226b1ab Rename SUICIDE opcode to SELFDESTRUCT in libevmasm 2017-02-06 20:17:52 +00:00
chriseth
ae2b59d18a Fix optimizer with regards to INVALID instruction. 2017-01-26 16:39:07 +01:00
Yoichi Hirai
2d60990238
libevmasm: OpPop() optimization keeps the source location 
fixes #1521
 2016-12-30 13:52:38 +01:00
chriseth
f521624952 Integrate AddPop. 2016-11-25 16:10:57 +01:00
chriseth
612c1726d9 Templatize. 2016-11-25 16:10:02 +01:00
chriseth
f2872bfa99 Peephole optimizer for unreacheable code. 2016-11-25 16:10:02 +01:00
Yoichi Hirai
b6ffb6c8b7
libevmasm: generalize ADDPOP optimization into ADDMODPOP etc 2016-11-24 18:22:22 +01:00
Yoichi Hirai
c0fe5fbe9b
libevmasm: Add another peephole optimization 2016-11-24 18:22:22 +01:00
VoR0220
3f9f725737 Fix licensing headers 
Signed-off-by: VoR0220 <rj@erisindustries.com>
 2016-11-23 12:22:33 +01:00
chriseth
390ba085b6 fixup! Simple peephole optimizer that is activated even if not requested. 2016-11-16 14:37:19 +01:00
chriseth
0335ed4cb4 Simple peephole optimizer that is activated even if not requested. 2016-11-16 14:37:19 +01:00