Make MemorySegmentManager's memory field private

[JulianGCalderon]

Make MemorySegmentManager's memory field private

To allow the user to keep accessing the memory, we provide some public getters.

Closes #2158

[github-actions]

**Hyper Thereading Benchmark results**




hyperfine -r 2 -n "hyper_threading_main threads: 1" 'RAYON_NUM_THREADS=1 ./hyper_threading_main' -n "hyper_threading_pr threads: 1" 'RAYON_NUM_THREADS=1 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 1
  Time (mean ± σ):     24.711 s ±  0.435 s    [User: 23.814 s, System: 0.892 s]
  Range (min … max):   24.404 s … 25.019 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 1
  Time (mean ± σ):     24.207 s ±  0.013 s    [User: 23.324 s, System: 0.880 s]
  Range (min … max):   24.198 s … 24.216 s    2 runs
 
Summary
  hyper_threading_pr threads: 1 ran
    1.02 ± 0.02 times faster than hyper_threading_main threads: 1




hyperfine -r 2 -n "hyper_threading_main threads: 2" 'RAYON_NUM_THREADS=2 ./hyper_threading_main' -n "hyper_threading_pr threads: 2" 'RAYON_NUM_THREADS=2 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 2
  Time (mean ± σ):     13.259 s ±  0.047 s    [User: 23.601 s, System: 0.905 s]
  Range (min … max):   13.226 s … 13.292 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 2
  Time (mean ± σ):     13.216 s ±  0.005 s    [User: 23.522 s, System: 0.888 s]
  Range (min … max):   13.212 s … 13.219 s    2 runs
 
Summary
  hyper_threading_pr threads: 2 ran
    1.00 ± 0.00 times faster than hyper_threading_main threads: 2




hyperfine -r 2 -n "hyper_threading_main threads: 4" 'RAYON_NUM_THREADS=4 ./hyper_threading_main' -n "hyper_threading_pr threads: 4" 'RAYON_NUM_THREADS=4 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 4
  Time (mean ± σ):     10.045 s ±  0.376 s    [User: 36.213 s, System: 1.074 s]
  Range (min … max):    9.779 s … 10.311 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 4
  Time (mean ± σ):      9.646 s ±  0.052 s    [User: 36.122 s, System: 1.123 s]
  Range (min … max):    9.609 s …  9.682 s    2 runs
 
Summary
  hyper_threading_pr threads: 4 ran
    1.04 ± 0.04 times faster than hyper_threading_main threads: 4




hyperfine -r 2 -n "hyper_threading_main threads: 6" 'RAYON_NUM_THREADS=6 ./hyper_threading_main' -n "hyper_threading_pr threads: 6" 'RAYON_NUM_THREADS=6 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 6
  Time (mean ± σ):     10.154 s ±  0.276 s    [User: 36.066 s, System: 1.160 s]
  Range (min … max):    9.959 s … 10.349 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 6
  Time (mean ± σ):      9.771 s ±  0.367 s    [User: 36.075 s, System: 1.122 s]
  Range (min … max):    9.512 s … 10.030 s    2 runs
 
Summary
  hyper_threading_pr threads: 6 ran
    1.04 ± 0.05 times faster than hyper_threading_main threads: 6




hyperfine -r 2 -n "hyper_threading_main threads: 8" 'RAYON_NUM_THREADS=8 ./hyper_threading_main' -n "hyper_threading_pr threads: 8" 'RAYON_NUM_THREADS=8 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 8
  Time (mean ± σ):      9.939 s ±  0.023 s    [User: 36.639 s, System: 1.208 s]
  Range (min … max):    9.923 s …  9.955 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 8
  Time (mean ± σ):      9.866 s ±  0.088 s    [User: 36.268 s, System: 1.167 s]
  Range (min … max):    9.804 s …  9.929 s    2 runs
 
Summary
  hyper_threading_pr threads: 8 ran
    1.01 ± 0.01 times faster than hyper_threading_main threads: 8




hyperfine -r 2 -n "hyper_threading_main threads: 16" 'RAYON_NUM_THREADS=16 ./hyper_threading_main' -n "hyper_threading_pr threads: 16" 'RAYON_NUM_THREADS=16 ./hyper_threading_pr'
Benchmark 1: hyper_threading_main threads: 16
  Time (mean ± σ):     10.066 s ±  0.163 s    [User: 37.057 s, System: 1.198 s]
  Range (min … max):    9.950 s … 10.181 s    2 runs
 
Benchmark 2: hyper_threading_pr threads: 16
  Time (mean ± σ):      9.894 s ±  0.042 s    [User: 36.359 s, System: 1.267 s]
  Range (min … max):    9.865 s …  9.924 s    2 runs
 
Summary
  hyper_threading_pr threads: 16 ran
    1.02 ± 0.02 times faster than hyper_threading_main threads: 16

[github-actions]

Benchmark Results for unmodified programs 🚀

Command	Mean [s]	Min [s]	Max [s]	Relative
base big_factorial	2.096 ± 0.010	2.084	2.111	1.00
head big_factorial	2.113 ± 0.041	2.074	2.220	1.01 ± 0.02

Command	Mean [s]	Min [s]	Max [s]	Relative
base big_fibonacci	2.021 ± 0.014	1.998	2.046	1.00 ± 0.01
head big_fibonacci	2.021 ± 0.011	2.008	2.037	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base blake2s_integration_benchmark	7.198 ± 0.123	7.086	7.526	1.00 ± 0.02
head blake2s_integration_benchmark	7.176 ± 0.023	7.144	7.230	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base compare_arrays_200000	2.161 ± 0.032	2.130	2.247	1.00 ± 0.02
head compare_arrays_200000	2.156 ± 0.017	2.137	2.191	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base dict_integration_benchmark	1.417 ± 0.011	1.407	1.441	1.00
head dict_integration_benchmark	1.436 ± 0.007	1.424	1.444	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base field_arithmetic_get_square_benchmark	1.203 ± 0.010	1.195	1.230	1.00
head field_arithmetic_get_square_benchmark	1.204 ± 0.008	1.191	1.216	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base integration_builtins	7.274 ± 0.033	7.223	7.326	1.00
head integration_builtins	7.300 ± 0.027	7.261	7.343	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base keccak_integration_benchmark	7.366 ± 0.063	7.274	7.472	1.00
head keccak_integration_benchmark	7.392 ± 0.059	7.330	7.532	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base linear_search	2.168 ± 0.018	2.148	2.212	1.00
head linear_search	2.170 ± 0.014	2.146	2.192	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_cmp_and_pow_integration_benchmark	1.511 ± 0.019	1.490	1.553	1.00
head math_cmp_and_pow_integration_benchmark	1.516 ± 0.009	1.506	1.538	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_integration_benchmark	1.446 ± 0.010	1.430	1.459	1.00
head math_integration_benchmark	1.464 ± 0.010	1.452	1.482	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base memory_integration_benchmark	1.215 ± 0.008	1.200	1.227	1.00
head memory_integration_benchmark	1.236 ± 0.031	1.208	1.308	1.02 ± 0.03

Command	Mean [s]	Min [s]	Max [s]	Relative
base operations_with_data_structures_benchmarks	1.528 ± 0.010	1.515	1.550	1.00
head operations_with_data_structures_benchmarks	1.545 ± 0.012	1.529	1.572	1.01 ± 0.01

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base pedersen	528.4 ± 2.3	525.8	532.6	1.00
head pedersen	529.4 ± 2.2	526.7	534.0	1.00 ± 0.01

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base poseidon_integration_benchmark	617.8 ± 6.3	608.9	630.2	1.00
head poseidon_integration_benchmark	626.5 ± 3.0	623.1	632.4	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base secp_integration_benchmark	1.773 ± 0.004	1.767	1.780	1.00
head secp_integration_benchmark	1.792 ± 0.008	1.782	1.805	1.01 ± 0.01

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base set_integration_benchmark	635.1 ± 12.1	625.6	668.0	1.00
head set_integration_benchmark	677.0 ± 8.8	663.6	688.5	1.07 ± 0.02

Command	Mean [s]	Min [s]	Max [s]	Relative
base uint256_integration_benchmark	4.133 ± 0.060	4.070	4.293	1.00 ± 0.02
head uint256_integration_benchmark	4.116 ± 0.042	4.085	4.228	1.00

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.67%. Comparing base (5c48a92) to head (6afefa7).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2164   +/-   ##
=======================================
  Coverage   96.67%   96.67%           
=======================================
  Files         103      103           
  Lines       43944    43990   +46     
=======================================
+ Hits        42483    42529   +46     
  Misses       1461     1461           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.