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theama_1
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form1.frm
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1999-08-05
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7KB
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251 lines
VERSION 5.00
Begin VB.Form Form1
BackColor = &H00000000&
BorderStyle = 1 'Fixed Single
Caption = "Binary Shifting Speed Test"
ClientHeight = 3105
ClientLeft = 45
ClientTop = 330
ClientWidth = 4680
LinkTopic = "Form1"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 3105
ScaleWidth = 4680
StartUpPosition = 3 'Windows Default
Begin VB.CommandButton Command4
Caption = "Binary shift"
Height = 255
Left = 2400
TabIndex = 7
Top = 2280
Width = 2175
End
Begin VB.CommandButton Command3
Caption = "VB multiply"
Height = 255
Left = 120
TabIndex = 6
Top = 2280
Width = 2175
End
Begin VB.CommandButton Command2
Caption = "Binary shift"
Height = 255
Left = 2400
TabIndex = 3
Top = 1440
Width = 2175
End
Begin VB.CommandButton Command1
Caption = "VB divide"
Height = 255
Left = 120
TabIndex = 2
Top = 1440
Width = 2175
End
Begin VB.TextBox Text1
Alignment = 2 'Center
BackColor = &H00000000&
BorderStyle = 0 'None
BeginProperty Font
Name = "Comic Sans MS"
Size = 12
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C00000&
Height = 285
Left = 120
TabIndex = 0
Text = "1000000"
Top = 600
Width = 4455
End
Begin VB.Label Label5
Alignment = 2 'Center
BackColor = &H00000000&
BeginProperty Font
Name = "Comic Sans MS"
Size = 9.75
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 2400
TabIndex = 9
Top = 2640
Width = 2175
End
Begin VB.Label Label4
Alignment = 2 'Center
BackColor = &H00000000&
BeginProperty Font
Name = "Comic Sans MS"
Size = 9.75
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 120
TabIndex = 8
Top = 2640
Width = 2175
End
Begin VB.Label Label3
Alignment = 2 'Center
BackColor = &H00000000&
BeginProperty Font
Name = "Comic Sans MS"
Size = 9.75
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 2400
TabIndex = 5
Top = 1800
Width = 2175
End
Begin VB.Label Label2
Alignment = 2 'Center
BackColor = &H00000000&
BeginProperty Font
Name = "Comic Sans MS"
Size = 9.75
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 120
TabIndex = 4
Top = 1800
Width = 2175
End
Begin VB.Label Label1
Alignment = 2 'Center
BackColor = &H00000000&
Caption = "Number of iterations"
BeginProperty Font
Name = "Comic Sans MS"
Size = 15.75
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 495
Left = 120
TabIndex = 1
Top = 120
Width = 4455
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
If IsNumeric(Text1.Text) Then Call VBDivide(Text1.Text)
End Sub
Private Sub Command2_Click()
If IsNumeric(Text1.Text) Then Call BSDivide(Text1.Text)
End Sub
Private Sub Command3_Click()
If IsNumeric(Text1.Text) Then Call VBMultiply(Text1.Text)
End Sub
Private Sub Command4_Click()
If IsNumeric(Text1.Text) Then Call BSMultiply(Text1.Text)
End Sub
Private Sub VBDivide(ByVal i As Long)
Dim ST As Long, ET As Long, tempvar As Long
ST = timeGetTime()
For n = 0 To i
tempvar = 31 / 8
Next n
ET = timeGetTime
MsgBox "Time taken to do " & CStr(i) & " iterations was " & CStr((ET - ST) / 1000) & " seconds."
Label2.Caption = "Time taken: " & CStr((ET - ST) / 1000)
End Sub
Private Sub BSDivide(ByVal i As Long)
Dim ST As Long, ET As Long, tempvar As Long
ST = timeGetTime()
For n = 0 To i
tempvar = BSR(31, 4)
Next n
ET = timeGetTime
MsgBox "Time taken to do " & CStr(i) & " iterations was " & CStr((ET - ST) / 1000) & " seconds."
Label3.Caption = "Time taken: " & CStr((ET - ST) / 1000)
End Sub
Private Sub VBMultiply(ByVal i As Long)
Dim ST As Long, ET As Long, tempvar As Long
ST = timeGetTime()
For n = 0 To i
tempvar = 9 * 8
Next n
ET = timeGetTime
MsgBox "Time taken to do " & CStr(i) & " iterations was " & CStr((ET - ST) / 1000) & " seconds."
Label4.Caption = "Time taken: " & CStr((ET - ST) / 1000)
End Sub
Private Sub BSMultiply(ByVal i As Long)
Dim ST As Long, ET As Long, tempvar As Long
ST = timeGetTime()
For n = 0 To i
tempvar = BSL(9, 4)
Next n
ET = timeGetTime
MsgBox "Time taken to do " & CStr(i) & " iterations was " & CStr((ET - ST) / 1000) & " seconds."
Label5.Caption = "Time taken: " & CStr((ET - ST) / 1000)
End Sub