move nmethods relocInfo data to C heap

[bulasevich]

Benchmark              Mode  Cnt    Score   Error  Units
JmhDotty.runOperation    ss   13  799.173 ± 8.989  ms/op

Statistics for 366 native nmethods:
 N. total size  = 214832
 N. relocation  = 6696
 N. main code   = 99604
 N. oops        = 352
 N. metadata    = 16
Statistics for 21054 bytecoded nmethods for C1:
 total size      = 111065192 (100%)
 in CodeCache    = 72805904 (65.552406%)
   header        = 5221392 (7.171660%)
   relocation    = 6663072 (9.151829%)
   constants     = 576 (0.000791%)
   main code     = 58382064 (80.188637%)
   stub code     = 5310688 (7.294310%)
   oops          = 513712 (0.705591%)
   metadata      = 3377472 (4.639009%)
 immutable data  = 31596216 (28.448351%)
   dependencies  = 630760 (1.996315%)
   nul chk table = 790424 (2.501641%)
   handler table = 181552 (0.574600%)
   scopes pcs    = 16425728 (51.986378%)
   scopes data   = 13567752 (42.941067%)
 mutable data    = 6663072 (5.999244%)
Statistics for 8168 bytecoded nmethods for C2:
 total size      = 63557016 (100%)
 in CodeCache    = 27389224 (43.093945%)
   header        = 2025664 (7.395843%)
   relocation    = 3363144 (12.279078%)
   constants     = 704 (0.002570%)
   main code     = 19860704 (72.512840%)
   stub code     = 2490304 (9.092277%)
   oops          = 293760 (1.072539%)
   metadata      = 2718088 (9.923932%)
 immutable data  = 32804648 (51.614521%)
   dependencies  = 872000 (2.658160%)
   nul chk table = 519232 (1.582800%)
   handler table = 1593032 (4.856117%)
   scopes pcs    = 16690832 (50.879471%)
   scopes data   = 13129552 (40.023449%)
 mutable data    = 3363144 (5.291539%)

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