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32 Commits

Author SHA1 Message Date
Linda Guiga
bc1a3c4851
Merge push and prover_input flags (#1417) 
* Merge PUSH and PROVER_INPUT flags

* Apply comment
 2023-12-13 16:21:24 +01:00
Hamy Ratoanina
30c944f778
Remove bootstrapping (#1390) 
* Start removing bootstrapping

* Change the constraint for kernel code initializing

* Update specs

* Apply comments

* Add new global metadata to circuit methods

* Change zero-initializing constraint

* Apply comment

* Update circuit size range for recursive test
 2023-11-30 10:04:08 -05:00
Robin Salen
88fcc32983
Reduce visibility for a bunch of structs and methods in EVM crate (#1289) 
* Reduce visibility for a bunch of structs and methods

* Remove redundant
 2023-11-13 09:26:56 -05:00
Linda Guiga
413620751e
Combine JUMPDEST and KECCAK_GENERAL flags. (#1259) 
* Combine JUMPDEST and KECCAK_GENERAL flags.

* Apply comments
 2023-11-01 10:43:09 -04:00
Linda Guiga
6332900d86
Combine PUSH0 and PC flags. (#1256) 2023-10-30 15:43:06 -04:00
Robin Salen
0d97b93af5
Add some documentation in EVM crate (#1295) 
Co-authored-by: Linda Guiga <linda.guiga@toposware.com>
 2023-10-30 14:28:24 -04:00
Linda Guiga
af4935cde8
Merge NOT and POP flags. (#1257) 
* Merge NOT and POP flags

* Add comments

* Disable remaining memory channels for POP

* Apply comments

* Fix stack
 2023-10-30 14:05:54 -04:00
Hamy Ratoanina
4b40bc0313
Remerge context flags (#1292) 
* Remerge context flags

* Apply comments and revert some unwanted changes
 2023-10-30 12:56:11 -04:00
Linda Guiga
817e3e78e0
Combine DUP and SWAP (#1254) 
* Combine dup and swap flags.

* Add comments
 2023-10-18 17:32:43 -04:00
Hamy Ratoanina
1d60431992
Store top of the stack in memory channel 0 (#1215) 
* Store top of the stack in memory channel 0

* Fix interpreter

* Apply comments

* Remove debugging code

* Merge commit

* Remove debugging comments

* Apply comments

* Fix witness generation for exceptions

* Fix witness generation for exceptions (again)

* Fix modfp254 constraint
 2023-10-11 16:28:49 -04:00
Robin Salen
8903aec129
Change padding rule for CPU (#1234) 
* Change padding rule for CPU

* Disable memory channels for padding rows

* Apply some of Jacqueline's comments

* Update halt routine

* Add clarifying comment

* Redundant constraints and padding bug

* Revert "Remove is_bootstrap_kernel column"

This reverts commit 49d92cb8f1b0ae9de76872f76af4429699ff692f.

* Make halt_state implicit

* Move halting logic constraints to dedicated module

* Include new module

* Update some comments
 2023-09-15 17:46:58 -04:00
Linda Guiga
d4a8026bf9
Combine mstore_general and mload_general into one flag (#1188) 
* Combine mstore_general and mload_general into one flag

* Add comments and make stack constraints cleaner.

* Fix number of native instructions

* Ordering

* Cleanup

* Update calls to stack eval from latest main

---------

Co-authored-by: Robin Salen <salenrobin@gmail.com>
 2023-09-14 19:51:02 -04:00
Robin Salen
06bc73f7ea
Combine arithmetic flags on the CPU side (#1187) 
* Combine FP254 flags

* Combine basic binary ops together and do CTL with opcode value

* Combine ternary ops together

* Combine MUL DIV and MOD

* Combine shift operations

* Combine byte with other binary ops

* Fix tests

* Clean leftover comment

* Update from latest main

* Put the 'is_simulated' flag inside the Operation enum

* Cleaner way to handle "simulated" operations SHL and SHR.

* Fix comments.

* Minor: suggestion for re-expressing `combined_ops`.

* Update comment

---------

Co-authored-by: Hamish Ivey-Law <hamish@ivey-law.name>
 2023-09-14 10:36:48 -04:00
Linda Guiga
c3cb227896
Combine get_context and set_context into one flag 2023-08-21 23:12:25 +01:00
Hamy Ratoanina
815a02ab75
Remove is_cpu_cycle 2023-08-15 15:22:41 -04:00
Robin Salen
7829dccf83
Combine EQ and ISZERO flags 2023-08-12 11:08:01 -04:00
Robin Salen
e10eaad09b
Combine all logic flags together 2023-08-11 10:17:45 -04:00
Robin Salen
ee9ce4c59d
Combine AND and OR flags in CpuStark 2023-08-09 16:05:24 -04:00
Jacqueline Nabaglo
cedeff5219 PUSH0 2023-06-13 13:29:30 -07:00
Jacqueline Nabaglo
b7220428b3 Error handling 2023-06-02 15:51:26 -07:00
Jacqueline Nabaglo
f3946f75bf
Gas constraints (#880) 
* Gas constraints

* Bugfix

* make test pass post rebase
 2023-02-14 22:30:19 -08:00
Daniel Lubarov
526dc9bb77 Flush out operation list 2022-11-30 21:00:48 -08:00
Jacqueline Nabaglo
205bd58f98 Witness generation work 2022-11-15 09:26:54 -08:00
Jacqueline Nabaglo
626c2583de
Combine all syscalls into one flag (#802) 
* Combine all syscalls into one flag

* Minor: typo

* Daniel PR comments
 2022-11-07 12:29:28 -08:00
Jacqueline Nabaglo
ec3391f9c4
Add Fp254 ops to the CPU table (#779) 
* Add Fp254 ops to the CPU table

* Add forgotten file
 2022-10-13 14:02:19 -07:00
Daniel Lubarov
c721155e23 Main function, txn processing loop 2022-09-29 23:15:33 -07:00
Jacqueline Nabaglo
e978425b26
Connect stack to memory (#735) 
* Connect stack to memory

* Daniel PR comment
 2022-09-28 15:18:56 -07:00
Jacqueline Nabaglo
cae5f4870c
Stack pointer + underflow/overflow checks (#710) 
* Stack pointer + underflow/overflow checks

* Daniel comments

* Extra docs
 2022-09-10 13:20:30 -07:00
Daniel Lubarov
bfe86d70f5 Start with PC=route_txn instead of 0 2022-08-17 12:21:29 -07:00
Jacqueline Nabaglo
b98dd47820
Permission levels, jumps, traps (#653) 
* Permission levels, jumps, traps

* Tests passing

* PR comments + documentation

* Docs + minor bugfixes

* Tests

* Use already-defined `stop` and `exception` (but renamed to `sys_stop`, `fault_exception`)

* Daniel comments
 2022-08-16 09:46:10 -07:00
Jacqueline Nabaglo
16c2bee4b9
Increment program counter on native instructions (#641) 2022-07-28 17:30:20 -07:00
Jacqueline Nabaglo
c160c4032d
Inter-row program counter constraints (#639) 
* Beginning of control flow support

* Fixes to halt spin loop
 2022-07-27 11:36:33 -07:00