perf(gas)!: Merge two globals into one

[breathx]

Resolves #2891.

PR still in progress but can be reviewed for general logic. Label is to force CI.

TODO:

• Consider global and syscall renaming
• Introduce LazyPagesVersion::Version2 and first time use it in code to support old runtimes

[ukint-vs]

good work

[gshep]

🚀

[grishasobol]

Sorry for late review. Tomorrow second part

[ukint-vs]

Host-fn comparison

name	master	merge-globals	diff
alloc	8.1 µs	7.0 µs	+15.89%
alloc_per_page	426.6 ns	388.2 ns	+9.87%
free	2.1 µs	1.5 µs	+39.68%
gr_reserve_gas	4.3 µs	3.6 µs	+17.28%
gr_unreserve_gas	4.7 µs	4.0 µs	+18.83%
gr_system_reserve_gas	2.9 µs	2.3 µs	+26.00%
gr_gas_available	2.9 µs	2.3 µs	+28.59%
gr_message_id	2.9 µs	2.3 µs	+27.24%
gr_pay_program_rent	50.6 ns	44.0 ns	+14.98%
gr_program_id	2.9 µs	2.3 µs	+27.82%
gr_source	2.9 µs	2.3 µs	+28.34%
gr_value	2.9 µs	2.3 µs	+27.54%
gr_value_available	2.9 µs	2.3 µs	+26.17%
gr_size	3.0 µs	2.3 µs	+29.21%
gr_read	4.0 µs	3.3 µs	+19.89%
gr_read_per_byte	162 ps	162 ps	+0.00%
gr_block_height	2.9 µs	2.3 µs	+28.55%
gr_block_timestamp	2.9 µs	2.3 µs	+27.08%
gr_random	3.7 µs	3.1 µs	+19.67%
gr_reply_deposit	8.7 µs	8.5 µs	+1.96%
gr_send	5.6 µs	4.9 µs	+14.08%
gr_send_per_byte	262 ps	269 ps	-2.60%
gr_send_wgas	5.6 µs	5.0 µs	+12.80%
gr_send_wgas_per_byte	262 ps	261 ps	+0.38%
gr_send_init	3.1 µs	2.4 µs	+28.00%
gr_send_push	4.2 µs	3.6 µs	+19.02%
gr_send_push_per_byte	381 ps	382 ps	-0.26%
gr_send_commit	4.9 µs	4.2 µs	+15.36%
gr_send_commit_wgas	5.1 µs	4.4 µs	+16.08%
gr_reservation_send	5.7 µs	5.1 µs	+13.38%
gr_reservation_send_per_byte	258 ps	263 ps	-1.90%
gr_reservation_send_commit	5.1 µs	4.5 µs	+13.11%
gr_reply_commit	20.0 µs	25.9 µs	-22.58%
gr_reply_commit_wgas	21.3 µs	25.9 µs	-17.81%
gr_reservation_reply	12.4 µs	13.3 µs	-6.85%
gr_reservation_reply_per_byte	428.1 ns	433.8 ns	-1.32%
gr_reservation_reply_commit	12.5 µs	7.7 µs	+62.72%
gr_reply_push	4.1 µs	3.4 µs	+19.86%
gr_reply	20.8 µs	20.2 µs	+3.10%
gr_reply_per_byte	417 ps	417 ps	+0.00%
gr_reply_wgas	19.1 µs	24.2 µs	-20.89%
gr_reply_wgas_per_byte	414 ps	416 ps	-0.48%
gr_reply_push_per_byte	628 ps	646 ps	-2.79%
gr_reply_to	2.9 µs	2.3 µs	+27.32%
gr_signal_from	2.9 µs	2.3 µs	+27.51%
gr_reply_input	36.3 µs	7.0 µs	+416.48%
gr_reply_input_wgas	1.8 µs	43.8 µs	-95.94%
gr_reply_push_input	3.1 µs	2.5 µs	+25.17%
gr_reply_push_input_per_byte	143 ps	160 ps	-10.62%
gr_send_input	5.8 µs	5.1 µs	+11.85%
gr_send_input_wgas	5.8 µs	5.2 µs	+12.89%
gr_send_push_input	3.3 µs	2.7 µs	+24.23%
gr_send_push_input_per_byte	166 ps	168 ps	-1.19%
gr_debug	3.1 µs	2.5 µs	+23.82%
gr_debug_per_byte	311 ps	318 ps	-2.20%
gr_reply_code	2.9 µs	2.3 µs	+25.50%
gr_exit	30.0 µs	27.2 µs	+10.30%
gr_leave	17.1 µs	14.6 µs	+16.97%
gr_wait	15.2 µs	15.5 µs	-1.76%
gr_wait_for	15.7 µs	14.1 µs	+10.88%
gr_wait_up_to	14.5 µs	13.4 µs	+8.64%
gr_wake	4.2 µs	3.5 µs	+19.15%
gr_create_program	6.6 µs	5.9 µs	+11.71%
gr_create_program_payload_per_byte	88 ps	99 ps	-11.11%
gr_create_program_salt_per_byte	2.1 ns	2.2 ns	-2.58%
gr_create_program_wgas	6.7 µs	6.0 µs	+11.34%
gr_create_program_wgas_payload_per_byte	84 ps	97 ps	-13.40%
gr_create_program_wgas_salt_per_byte	2.2 ns	2.2 ns	-2.36%