java/17 : jdk.internal.vm.compiler/org/graalvm/compiler/replacements/amd64/AMD64StringSubstitutions.class

AMD64StringSubstitutions
https://openjdk.java.net/
GPLv2 + Classpath Exception
public class org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions
  super_class: java.lang.Object
{
  static final jdk.vm.ci.meta.MetaAccessProvider INJECTED;
    descriptor: Ljdk/vm/ci/meta/MetaAccessProvider;
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 56
            aconst_null
            putstatic org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions.INJECTED:Ljdk/vm/ci/meta/MetaAccessProvider;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions this
         0: .line 53
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/replacements/amd64/AMD64StringSubstitutions;

  public static int indexOf(char[], int, int, char[], int, int, int);
    descriptor: ([CII[CIII)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=7, locals=13, args_size=7
        start local 0 // char[] source
        start local 1 // int sourceOffset
        start local 2 // int sourceCount
        start local 3 // char[] target
        start local 4 // int targetOffset
        start local 5 // int targetCount
        start local 6 // int origFromIndex
         0: .line 63
            iload 6 /* origFromIndex */
            istore 7 /* fromIndex */
        start local 7 // int fromIndex
         1: .line 64
            ldc 0.25
            iload 7 /* fromIndex */
            iload 2 /* sourceCount */
            if_icmplt 2
            iconst_1
            goto 3
      StackMap locals: char[] int int char[] int int int int
      StackMap stack: double
         2: iconst_0
      StackMap locals: char[] int int char[] int int int int
      StackMap stack: double int
         3: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 7
         4: .line 65
            iload 5 /* targetCount */
            ifne 5
            iload 2 /* sourceCount */
            goto 6
      StackMap locals:
      StackMap stack:
         5: iconst_m1
      StackMap locals:
      StackMap stack: int
         6: ireturn
         7: .line 67
      StackMap locals:
      StackMap stack:
            ldc 0.25
            iload 7 /* fromIndex */
            ifge 8
            iconst_1
            goto 9
      StackMap locals:
      StackMap stack: double
         8: iconst_0
      StackMap locals: char[] int int char[] int int int int
      StackMap stack: double int
         9: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 11
        10: .line 68
            iconst_0
            istore 7 /* fromIndex */
        11: .line 70
      StackMap locals:
      StackMap stack:
            ldc 0.25
            iload 5 /* targetCount */
            ifne 12
            iconst_1
            goto 13
      StackMap locals:
      StackMap stack: double
        12: iconst_0
      StackMap locals: char[] int int char[] int int int int
      StackMap stack: double int
        13: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 15
        14: .line 72
            iload 7 /* fromIndex */
            ireturn
        15: .line 75
      StackMap locals:
      StackMap stack:
            iload 1 /* sourceOffset */
            iload 7 /* fromIndex */
            iadd
            istore 8 /* totalOffset */
        start local 8 // int totalOffset
        16: .line 76
            ldc 0.25
            iload 2 /* sourceCount */
            iload 7 /* fromIndex */
            isub
            iload 5 /* targetCount */
            if_icmpge 17
            iconst_1
            goto 18
      StackMap locals: char[] int int char[] int int int int int
      StackMap stack: double
        17: iconst_0
      StackMap locals: char[] int int char[] int int int int int
      StackMap stack: double int
        18: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 20
        19: .line 78
            iconst_m1
            ireturn
        20: .line 81
      StackMap locals:
      StackMap stack:
            ldc 0.25
            iload 5 /* targetCount */
            iconst_1
            if_icmpne 21
            iconst_1
            goto 22
      StackMap locals:
      StackMap stack: double
        21: iconst_0
      StackMap locals: char[] int int char[] int int int int int
      StackMap stack: double int
        22: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 24
        23: .line 82
            aload 0 /* source */
            iload 2 /* sourceCount */
            iload 8 /* totalOffset */
            aload 3 /* target */
            iload 4 /* targetOffset */
            caload
            invokestatic org.graalvm.compiler.replacements.amd64.AMD64ArrayIndexOf.indexOf1Char:([CIIC)I
            ireturn
        24: .line 84
      StackMap locals:
      StackMap stack:
            iload 2 /* sourceCount */
            iload 5 /* targetCount */
            iconst_2
            isub
            isub
            istore 9 /* haystackLength */
        start local 9 // int haystackLength
        25: .line 85
            goto 41
        26: .line 86
      StackMap locals: int
      StackMap stack:
            aload 0 /* source */
            iload 9 /* haystackLength */
            iload 8 /* totalOffset */
            aload 3 /* target */
            iload 4 /* targetOffset */
            caload
            aload 3 /* target */
            iload 4 /* targetOffset */
            iconst_1
            iadd
            caload
            invokestatic org.graalvm.compiler.replacements.amd64.AMD64ArrayIndexOf.indexOfTwoConsecutiveChars:([CIICC)I
            istore 10 /* indexOfResult */
        start local 10 // int indexOfResult
        27: .line 87
            ldc 0.25
            iload 10 /* indexOfResult */
            ifge 28
            iconst_1
            goto 29
      StackMap locals: char[] int int char[] int int int int int int int
      StackMap stack: double
        28: iconst_0
      StackMap locals: char[] int int char[] int int int int int int int
      StackMap stack: double int
        29: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 31
        30: .line 88
            iconst_m1
            ireturn
        31: .line 90
      StackMap locals:
      StackMap stack:
            iload 10 /* indexOfResult */
            istore 8 /* totalOffset */
        32: .line 91
            ldc 0.25
            iload 5 /* targetCount */
            iconst_2
            if_icmpne 33
            iconst_1
            goto 34
      StackMap locals:
      StackMap stack: double
        33: iconst_0
      StackMap locals: char[] int int char[] int int int int int int int
      StackMap stack: double int
        34: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 36
        35: .line 92
            iload 8 /* totalOffset */
            ireturn
        36: .line 94
      StackMap locals:
      StackMap stack:
            aload 0 /* source */
            invokestatic org.graalvm.compiler.word.Word.objectToTrackedPointer:(Ljava/lang/Object;)Lorg/graalvm/compiler/word/Word;
            getstatic org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions.INJECTED:Ljdk/vm/ci/meta/MetaAccessProvider;
            invokestatic org.graalvm.compiler.replacements.ReplacementsUtil.charArrayBaseOffset:(Ljdk/vm/ci/meta/MetaAccessProvider;)I
            invokevirtual org.graalvm.compiler.word.Word.add:(I)Lorg/graalvm/compiler/word/Word;
            iload 8 /* totalOffset */
            getstatic org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions.INJECTED:Ljdk/vm/ci/meta/MetaAccessProvider;
            invokestatic org.graalvm.compiler.replacements.ReplacementsUtil.charArrayIndexScale:(Ljdk/vm/ci/meta/MetaAccessProvider;)I
            imul
            invokevirtual org.graalvm.compiler.word.Word.add:(I)Lorg/graalvm/compiler/word/Word;
            astore 11 /* cmpSourcePointer */
        start local 11 // jdk.internal.vm.compiler.word.Pointer cmpSourcePointer
        37: .line 95
            aload 3 /* target */
            invokestatic org.graalvm.compiler.word.Word.objectToTrackedPointer:(Ljava/lang/Object;)Lorg/graalvm/compiler/word/Word;
            getstatic org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions.INJECTED:Ljdk/vm/ci/meta/MetaAccessProvider;
            invokestatic org.graalvm.compiler.replacements.ReplacementsUtil.charArrayBaseOffset:(Ljdk/vm/ci/meta/MetaAccessProvider;)I
            invokevirtual org.graalvm.compiler.word.Word.add:(I)Lorg/graalvm/compiler/word/Word;
            iload 4 /* targetOffset */
            getstatic org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions.INJECTED:Ljdk/vm/ci/meta/MetaAccessProvider;
            invokestatic org.graalvm.compiler.replacements.ReplacementsUtil.charArrayIndexScale:(Ljdk/vm/ci/meta/MetaAccessProvider;)I
            imul
            invokevirtual org.graalvm.compiler.word.Word.add:(I)Lorg/graalvm/compiler/word/Word;
            astore 12 /* targetPointer */
        start local 12 // jdk.internal.vm.compiler.word.Pointer targetPointer
        38: .line 96
            ldc 0.25
            aload 11 /* cmpSourcePointer */
            aload 12 /* targetPointer */
            iload 5 /* targetCount */
            getstatic jdk.vm.ci.meta.JavaKind.Char:Ljdk/vm/ci/meta/JavaKind;
            invokestatic org.graalvm.compiler.replacements.nodes.ArrayRegionEqualsNode.regionEquals:(Ljdk/internal/vm/compiler/word/Pointer;Ljdk/internal/vm/compiler/word/Pointer;ILjdk/vm/ci/meta/JavaKind;)Z
            invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 40
        39: .line 97
            iload 8 /* totalOffset */
            ireturn
        end local 12 // jdk.internal.vm.compiler.word.Pointer targetPointer
        end local 11 // jdk.internal.vm.compiler.word.Pointer cmpSourcePointer
        40: .line 100
      StackMap locals:
      StackMap stack:
            iinc 8 /* totalOffset */ 1
        end local 10 // int indexOfResult
        41: .line 85
      StackMap locals:
      StackMap stack:
            ldc 0.75
            iload 8 /* totalOffset */
            iload 9 /* haystackLength */
            if_icmpge 42
            iconst_1
            goto 43
      StackMap locals:
      StackMap stack: double
        42: iconst_0
      StackMap locals: char[] int int char[] int int int int int int
      StackMap stack: double int
        43: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifne 26
        44: .line 102
            iconst_m1
            ireturn
        end local 9 // int haystackLength
        end local 8 // int totalOffset
        end local 7 // int fromIndex
        end local 6 // int origFromIndex
        end local 5 // int targetCount
        end local 4 // int targetOffset
        end local 3 // char[] target
        end local 2 // int sourceCount
        end local 1 // int sourceOffset
        end local 0 // char[] source
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   45     0            source  [C
            0   45     1      sourceOffset  I
            0   45     2       sourceCount  I
            0   45     3            target  [C
            0   45     4      targetOffset  I
            0   45     5       targetCount  I
            0   45     6     origFromIndex  I
            1   45     7         fromIndex  I
           16   45     8       totalOffset  I
           25   45     9    haystackLength  I
           27   41    10     indexOfResult  I
           37   40    11  cmpSourcePointer  Ljdk/internal/vm/compiler/word/Pointer;
           38   40    12     targetPointer  Ljdk/internal/vm/compiler/word/Pointer;
    RuntimeVisibleAnnotations: 
      org.graalvm.compiler.api.replacements.MethodSubstitution(isStatic = true, optional = true)
    RuntimeVisibleParameterAnnotations: 
      0:
      1:
      2:
      3:
        org.graalvm.compiler.graph.Node$ConstantNodeParameter()
      4:
      5:
      6:
    MethodParameters:
               Name  Flags
      source         
      sourceOffset   
      sourceCount    
      target         
      targetOffset   
      targetCount    
      origFromIndex  

  public static int indexOf(java.lang.String, int, int);
    descriptor: (Ljava/lang/String;II)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=6, args_size=3
        start local 0 // java.lang.String source
        start local 1 // int ch
        start local 2 // int origFromIndex
         0: .line 109
            iload 2 /* origFromIndex */
            istore 3 /* fromIndex */
        start local 3 // int fromIndex
         1: .line 110
            aload 0 /* source */
            invokevirtual java.lang.String.length:()I
            istore 4 /* sourceCount */
        start local 4 // int sourceCount
         2: .line 111
            ldc 0.25
            iload 3 /* fromIndex */
            iload 4 /* sourceCount */
            if_icmplt 3
            iconst_1
            goto 4
      StackMap locals: java.lang.String int int int int
      StackMap stack: double
         3: iconst_0
      StackMap locals: java.lang.String int int int int
      StackMap stack: double int
         4: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 6
         5: .line 113
            iconst_m1
            ireturn
         6: .line 115
      StackMap locals:
      StackMap stack:
            ldc 0.25
            iload 3 /* fromIndex */
            ifge 7
            iconst_1
            goto 8
      StackMap locals:
      StackMap stack: double
         7: iconst_0
      StackMap locals: java.lang.String int int int int
      StackMap stack: double int
         8: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 10
         9: .line 116
            iconst_0
            istore 3 /* fromIndex */
        10: .line 119
      StackMap locals:
      StackMap stack:
            ldc 0.75
            iload 1 /* ch */
            ldc 65536
            if_icmpge 11
            iconst_1
            goto 12
      StackMap locals:
      StackMap stack: double
        11: iconst_0
      StackMap locals: java.lang.String int int int int
      StackMap stack: double int
        12: invokestatic org.graalvm.compiler.api.directives.GraalDirectives.injectBranchProbability:(DZ)Z
            ifeq 15
        13: .line 120
            aload 0 /* source */
            invokestatic org.graalvm.compiler.replacements.StringSubstitutions.getValue:(Ljava/lang/String;)[C
            astore 5 /* sourceArray */
        start local 5 // char[] sourceArray
        14: .line 121
            aload 5 /* sourceArray */
            iload 4 /* sourceCount */
            iload 3 /* fromIndex */
            iload 1 /* ch */
            i2c
            invokestatic org.graalvm.compiler.replacements.amd64.AMD64ArrayIndexOf.indexOf1Char:([CIIC)I
            ireturn
        end local 5 // char[] sourceArray
        15: .line 123
      StackMap locals:
      StackMap stack:
            aload 0 /* source */
            iload 1 /* ch */
            iload 2 /* origFromIndex */
            invokestatic org.graalvm.compiler.replacements.amd64.AMD64StringSubstitutions.indexOf:(Ljava/lang/String;II)I
            ireturn
        end local 4 // int sourceCount
        end local 3 // int fromIndex
        end local 2 // int origFromIndex
        end local 1 // int ch
        end local 0 // java.lang.String source
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   16     0         source  Ljava/lang/String;
            0   16     1             ch  I
            0   16     2  origFromIndex  I
            1   16     3      fromIndex  I
            2   16     4    sourceCount  I
           14   15     5    sourceArray  [C
    RuntimeVisibleAnnotations: 
      org.graalvm.compiler.api.replacements.MethodSubstitution(isStatic = false, optional = true)
    MethodParameters:
               Name  Flags
      source         
      ch             
      origFromIndex  

  public static int compareTo(java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=4, args_size=2
        start local 0 // java.lang.String receiver
        start local 1 // java.lang.String anotherString
         0: .line 130
            aload 0 /* receiver */
            aload 1 /* anotherString */
            if_acmpne 2
         1: .line 131
            iconst_0
            ireturn
         2: .line 133
      StackMap locals:
      StackMap stack:
            aload 0 /* receiver */
            invokestatic org.graalvm.compiler.replacements.StringSubstitutions.getValue:(Ljava/lang/String;)[C
            astore 2 /* value */
        start local 2 // char[] value
         3: .line 134
            aload 1 /* anotherString */
            invokestatic org.graalvm.compiler.replacements.StringSubstitutions.getValue:(Ljava/lang/String;)[C
            astore 3 /* other */
        start local 3 // char[] other
         4: .line 135
            aload 2 /* value */
            aload 3 /* other */
            aload 2 /* value */
            arraylength
            iconst_1
            ishl
            aload 3 /* other */
            arraylength
            iconst_1
            ishl
            getstatic jdk.vm.ci.meta.JavaKind.Char:Ljdk/vm/ci/meta/JavaKind;
            getstatic jdk.vm.ci.meta.JavaKind.Char:Ljdk/vm/ci/meta/JavaKind;
            invokestatic org.graalvm.compiler.replacements.nodes.ArrayCompareToNode.compareTo:(Ljava/lang/Object;Ljava/lang/Object;IILjdk/vm/ci/meta/JavaKind;Ljdk/vm/ci/meta/JavaKind;)I
            ireturn
        end local 3 // char[] other
        end local 2 // char[] value
        end local 1 // java.lang.String anotherString
        end local 0 // java.lang.String receiver
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    5     0       receiver  Ljava/lang/String;
            0    5     1  anotherString  Ljava/lang/String;
            3    5     2          value  [C
            4    5     3          other  [C
    RuntimeVisibleAnnotations: 
      org.graalvm.compiler.api.replacements.MethodSubstitution(isStatic = false)
    RuntimeInvisibleAnnotations: 
      org.graalvm.compiler.core.common.SuppressFBWarnings(value = {"ES_COMPARING_PARAMETER_STRING_WITH_EQ"}, justification = "reference equality on the receiver is what we want")
    RuntimeInvisibleTypeAnnotations: 
      METHOD_RETURN
        org.graalvm.compiler.core.common.SuppressFBWarnings(value = {"ES_COMPARING_PARAMETER_STRING_WITH_EQ"}, justification = "reference equality on the receiver is what we want")
    MethodParameters:
               Name  Flags
      receiver       
      anotherString  
}
SourceFile: "AMD64StringSubstitutions.java"
InnerClasses:
  public abstract ConstantNodeParameter = org.graalvm.compiler.graph.Node$ConstantNodeParameter of org.graalvm.compiler.graph.Node
    RuntimeVisibleAnnotations: 
      org.graalvm.compiler.api.replacements.ClassSubstitution(value = Ljava/lang/String;)
/

java/ 17/ jdk.internal.vm.compiler/org/graalvm/compiler/replacements/amd64/AMD64StringSubstitutions.class
