[Webkit-unassigned] [Bug 201673] New: [JSC] Add StringCodePointAt intrinsic

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=201673

            Bug ID: 201673
           Summary: [JSC] Add StringCodePointAt intrinsic
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ysuzuki at apple.com

JetStream2/UniPoker uses String#codePointAt much.

Sampling rate: 1000.000000 microseconds
Top functions as <numSamples  'functionName:sourceID'>
   285    '[Symbol.match]:3'
   176    'shift:-1'
   140    'codePointAt:-1'
   111    'join:-1'
    77    'shuffle:4'
    77    'merge:3'
    67    'sort:3'
    50    'mergeSort:3'
    44    'score:4'
    40    'arrayIteratorValueNext:3'
    35    'cardRank:4'
    35    ':5'


Sampling rate: 1000.000000 microseconds
Hottest bytecodes as <numSamples   'functionName#hash:JITType:bytecodeIndex'>
   183    '[Symbol.match]#B7PWYa:Baseline:82 <-- score#Duc7t2:FTL:163'
   176    'shift#<nil>:None:<nil>'
   140    'codePointAt#<nil>:None:<nil>'
   111    'join#<nil>:None:<nil>'
    47    '[Symbol.match]#B7PWYa:Baseline:82 <-- score#Duc7t2:FTL:127'
    41    'shuffle#A4Tfzo:FTL:100'
    30    '[Symbol.match]#B7PWYa:Baseline:82 <-- score#Duc7t2:FTL:91'
    23    'mergeSort#DOiQtk:FTL:22'
    21    'indexOf#<nil>:None:<nil>'
    20    '[Symbol.match]#B7PWYa:Baseline:82 <-- score#Duc7t2:FTL:715'
    18    'clear#CPW4SA:Baseline:13 <-- playHands#DltzVB:FTL:111'
    17    'sort#C0wzoE:FTL:10'
    14    'mergeSort#DOiQtk:FTL:96'
    14    'cardRank#B8GTs9:Baseline:21 <-- merge#AVbsbl:FTL:151'
    12    'merge#AVbsbl:FTL:0'
    11    'merge#AVbsbl:FTL:185'
    11    'shuffle#A4Tfzo:FTL:113'
    10    'newDeck#B6KIhS:Baseline:43 <-- shuffle#A4Tfzo:FTL:18'
     9    'shuffle#A4Tfzo:FTL:88'
     8    'cardRank#B8GTs9:Baseline:13 <-- merge#AVbsbl:FTL:151'
     8    'sort#C0wzoE:FTL:114'
     8    'score#Duc7t2:FTL:682'
     8    'sort#C0wzoE:FTL:66'
     7    'merge#AVbsbl:FTL:212'
     6    '#EMWXIv:FTL:0'
     6    'score#Duc7t2:FTL:1555'
     6    'merge#AVbsbl:FTL:95'
     6    'score#Duc7t2:FTL:32'
     5    'merge#AVbsbl:FTL:224'
     5    'sort#C0wzoE:FTL:126'
     5    '#EMWXIv:FTL:296'
     5    'merge#AVbsbl:FTL:151'
     5    'sort#C0wzoE:FTL:42'
     5    'mergeSort#DOiQtk:FTL:16'
     5    'arrayIteratorValueNext#ANxshv:Baseline:16 <-- score#Duc7t2:FTL:2068'
     5    'merge#AVbsbl:FTL:46'
     5    'merge#AVbsbl:FTL:166'
     5    'sort#C0wzoE:FTL:78'
     4    'sort#C0wzoE:FTL:54'
     4    'shuffle#A4Tfzo:FTL:131'

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