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Created 7 years agoDiff never expires

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45 lines

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for (...) n += (i*i); return 2 *n

for (...) n += 2*(i*i); return n

public int square_i_two();

public int two_square_i();

descriptor: ()I

flags: ACC_PUBLIC

Code:

stack=3, locals=3, args_size=1

stack=4, locals=3, args_size=1

0: iconst_0

1: istore_1

2: iconst_0

3: istore_2

4: iload_2

5: aload_0

6: getfield #2 // Field size:I

9: if_icmpge 24

9: if_icmpge 26

12: iload_1

13: iload_2

13: iconst_2

14: iload_2

15: imul

15: iload_2

16: iadd

16: imul

17: istore_1

17: imul

18: iinc 2, 1

18: iadd

21: goto 4

19: istore_1

24: iconst_2

20: iinc 2, 1

25: iload_1

23: goto 4

26: imul

26: iload_1

27: ireturn

LineNumberTable:

line 63: 0

line 54: 0

line 64: 2

line 55: 2

line 65: 12

line 56: 12

line 64: 18

line 55: 20

line 67: 24

line 58: 26

LocalVariableTable:

Start Length Slot Name Signature

4 20 2 i I

4 22 2 i I

0 28 0 this Lorg/sample/MyBenchmark;

2 26 1 n I

StackMapTable: number_of_entries = 2

frame_type = 253 /* append */

offset_delta = 4

locals = [ int, int ]

frame_type = 250 /* chop */

offset_delta = 19

offset_delta = 21

RuntimeVisibleAnnotations:

0: #25()

Saved diffs

Original text

Open file

for (...) n += (i*i); return 2 *n
  public int square_i_two();
    descriptor: ()I
    flags: ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=1
         0: iconst_0
         1: istore_1
         2: iconst_0
         3: istore_2
         4: iload_2
         5: aload_0
         6: getfield      #2                  // Field size:I
         9: if_icmpge     24
        12: iload_1
        13: iload_2
        14: iload_2
        15: imul
        16: iadd
        17: istore_1
        18: iinc          2, 1
        21: goto          4
        24: iconst_2
        25: iload_1
        26: imul
        27: ireturn
      LineNumberTable:
        line 63: 0
        line 64: 2
        line 65: 12
        line 64: 18
        line 67: 24
      LocalVariableTable:
        Start  Length  Slot  Name   Signature
            4      20     2     i   I
            0      28     0  this   Lorg/sample/MyBenchmark;
            2      26     1     n   I
      StackMapTable: number_of_entries = 2
        frame_type = 253 /* append */
          offset_delta = 4
          locals = [ int, int ]
        frame_type = 250 /* chop */
          offset_delta = 19
    RuntimeVisibleAnnotations:
      0: #25()

Changed text

Open file

for (...) n += 2*(i*i); return n
  public int two_square_i();
    descriptor: ()I
    flags: ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=1
         0: iconst_0
         1: istore_1
         2: iconst_0
         3: istore_2
         4: iload_2
         5: aload_0
         6: getfield      #2                  // Field size:I
         9: if_icmpge     26
        12: iload_1
        13: iconst_2
        14: iload_2
        15: iload_2
        16: imul
        17: imul
        18: iadd
        19: istore_1
        20: iinc          2, 1
        23: goto          4
        26: iload_1
        27: ireturn
      LineNumberTable:
        line 54: 0
        line 55: 2
        line 56: 12
        line 55: 20
        line 58: 26
      LocalVariableTable:
        Start  Length  Slot  Name   Signature
            4      22     2     i   I
            0      28     0  this   Lorg/sample/MyBenchmark;
            2      26     1     n   I
      StackMapTable: number_of_entries = 2
        frame_type = 253 /* append */
          offset_delta = 4
          locals = [ int, int ]
        frame_type = 250 /* chop */
          offset_delta = 21
    RuntimeVisibleAnnotations:
      0: #25()