A formatted summary of the top bytecodes
Example output:
Tier breakdown:
-----------------------------------
LLInt: 106 (1.545640%)
Baseline: 2355 (34.339458%)
DFG: 3290 (47.973170%)
FTL: 833 (12.146398%)
js builtin: 132 (1.924759%)
Wasm: 0 (0.000000%)
Host: 111 (1.618548%)
RegExp: 15 (0.218723%)
C/C++: 0 (0.000000%)
Unknown Executable: 148 (2.158064%)
Hottest bytecodes as <numSamples 'functionName#hash:JITType:bytecodeIndex'>
273 'visit#<nil>:DFG:bc#63'
121 'walk#<nil>:DFG:bc#7'
119 '#<nil>:Baseline:bc#1'
82 'Function#<nil>:None:<nil>'
66 '#<nil>:DFG:bc#11'
65 '#<nil>:DFG:bc#33'
58 '#<nil>:Baseline:bc#7'
53 '#<nil>:Baseline:bc#23'
50 'forEach#<nil>:DFG:bc#83'
49 'pop#<nil>:FTL:bc#65'
47 '#<nil>:DFG:bc#99'
45 '#<nil>:DFG:bc#16'
44 '#<nil>:DFG:bc#7'
44 '#<nil>:Baseline:bc#30'
44 'push#<nil>:FTL:bc#214'
41 '#<nil>:DFG:bc#50'
39 'get#<nil>:DFG:bc#27'
39 '#<nil>:Baseline:bc#0'
36 '#<nil>:DFG:bc#27'
36 'Dictionary#<nil>:DFG:bc#41'
36 'visit#<nil>:DFG:bc#81'
36 'get#<nil>:FTL:bc#11'
32 'push#<nil>:FTL:bc#49'
31 '#<nil>:DFG:bc#76'
31 '#<nil>:DFG:bc#10'
31 '#<nil>:DFG:bc#73'
29 'set#<nil>:DFG:bc#28'
28 'in_boolean_context#<nil>:DFG:bc#104'
28 '#<nil>:Baseline:<nil>'
28 'regExpSplitFast#<nil>:None:<nil>'
26 'visit#<nil>:DFG:bc#95'
26 'pop#<nil>:FTL:bc#120'
25 '#<nil>:DFG:bc#23'
25 'push#<nil>:FTL:bc#152'
24 'push#<nil>:FTL:bc#262'
24 '#<nil>:FTL:bc#10'
23 'is_identifier_char#<nil>:DFG:bc#22'
23 'visit#<nil>:DFG:bc#22'
22 '#<nil>:FTL:bc#27'
22 'indexOf#<nil>:None:<nil>'