Add a GEP method to blockext, simply some code

[edg-l]

Related to #862

Checklist

• Linked to Github Issue
• Unit tests added
• Integration tests added.
• This change requires new documentation.
  • Documentation has been added/updated.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 70.29586% with 251 lines in your changes missing coverage. Please review.

Project coverage is 82.91%. Comparing base (f39cb35) to head (ce9843e).

Files with missing lines	Patch %	Lines
src/libfuncs/starknet.rs	15.26%	211 Missing ⚠️
src/libfuncs/starknet/secp256.rs	92.64%	40 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #873      +/-   ##
==========================================
+ Coverage   82.82%   82.91%   +0.08%     
==========================================
  Files         120      120              
  Lines       34941    33864    -1077     
==========================================
- Hits        28941    28079     -862     
+ Misses       6000     5785     -215     

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[github-actions]

Benchmarking results

Benchmark for program factorial_2M

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	11.055 ± 0.248	10.749	11.600	24.65 ± 0.55
cairo-native (embedded AOT)	3.323 ± 0.061	3.231	3.426	7.41 ± 0.14
cairo-native (embedded JIT using LLVM's ORC Engine)	3.321 ± 0.054	3.267	3.453	7.40 ± 0.12
cairo-native (standalone AOT)	0.676 ± 0.004	0.673	0.685	1.51 ± 0.01
cairo-native (standalone AOT with -march=native)	0.449 ± 0.001	0.448	0.451	1.00

Benchmark for program fib_2M

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	11.139 ± 0.337	10.650	11.490	1387.28 ± 43.06
cairo-native (embedded AOT)	2.769 ± 0.014	2.745	2.790	344.81 ± 2.97
cairo-native (embedded JIT using LLVM's ORC Engine)	2.769 ± 0.024	2.738	2.808	344.90 ± 3.81
cairo-native (standalone AOT)	0.008 ± 0.000	0.008	0.010	1.04 ± 0.02
cairo-native (standalone AOT with -march=native)	0.008 ± 0.000	0.008	0.009	1.00

Benchmark for program logistic_map

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	4.333 ± 0.035	4.275	4.393	61.14 ± 0.52
cairo-native (embedded AOT)	2.895 ± 0.026	2.855	2.932	40.85 ± 0.38
cairo-native (embedded JIT using LLVM's ORC Engine)	3.080 ± 0.027	3.043	3.139	43.46 ± 0.40
cairo-native (standalone AOT)	0.115 ± 0.000	0.114	0.115	1.62 ± 0.00
cairo-native (standalone AOT with -march=native)	0.071 ± 0.000	0.071	0.072	1.00

[github-actions]

Benchmark results Main vs HEAD.

Command	Mean [s]	Min [s]	Max [s]	Relative
head factorial_2M.cairo (JIT)	3.217 ± 0.018	3.195	3.251	1.01 ± 0.01
base factorial_2M.cairo (JIT)	3.233 ± 0.024	3.206	3.271	1.02 ± 0.01
head factorial_2M.cairo (AOT)	3.177 ± 0.021	3.141	3.208	1.00
base factorial_2M.cairo (AOT)	3.211 ± 0.022	3.177	3.246	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
head fib_2M.cairo (JIT)	2.760 ± 0.013	2.731	2.776	1.01 ± 0.01
base fib_2M.cairo (JIT)	2.773 ± 0.017	2.746	2.790	1.01 ± 0.01
head fib_2M.cairo (AOT)	2.735 ± 0.017	2.709	2.763	1.00
base fib_2M.cairo (AOT)	2.750 ± 0.013	2.732	2.769	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
head logistic_map.cairo (JIT)	3.054 ± 0.022	3.010	3.076	1.06 ± 0.01
base logistic_map.cairo (JIT)	3.045 ± 0.016	3.016	3.063	1.05 ± 0.01
head logistic_map.cairo (AOT)	2.892 ± 0.015	2.876	2.917	1.00
base logistic_map.cairo (AOT)	2.898 ± 0.014	2.880	2.926	1.00 ± 0.01