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Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: Function create_function() is deprecated

Filename: geshi/geshi.php

Line Number: 4751

A PHP Error was encountered

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Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876

Re: Bubblesort - mcpaste

Re: Bubblesort

Von anonymous, 2 Jahre vorher, geschrieben in ARM Assembler, aufgerufen 721 mal. Dieser Paste ist eine Antwort auf Bubblesort von MC_J - Unterschiede zeigen

URL https://mcpaste.de/view/cdc508fa Einbetten

Paste herunterladen oder Rohtext anzeigen

# this subroutine bubble sorts vectors of words
#
# inputs
#   r0 - start of vector
#   r1 - number of elements to sort
#
# no outputs
#
# locals
#   r4 - current pointer
#   r5 - inner counter
#   r6 - keep_going flag
#   r7 - first element
#   r8 - second element
 
.equ datum_size,4
.globl _bubble
.text
_bubble:
        stmfd   sp!, {r4, r5, r6, r7, r8, lr}   @ save variables to stack
        cmp     r1, #1                          @ number of elements must be > 1
        ble     end_outer                       @ stop if nothing to do
 
        sub     r5, r1, #1                      @ need n-1 comparisons
        mov     r4, r0                          @ initialise current pointer
        mov     r6, #0                          @ this register set when we swap
 
loop_start:
        ldr     r7, [r4], #datum_size           @ load one element
        ldr     r8, [r4]                        @ and next one
        cmp     r7, r8                          @ compare them
        ble     no_swap                         @ branch if second greater
 
        mov     r6, #1                          @ set keep_going flag
        sub     r4, r4, #datum_size             @ reset pointer to first element
        swp     r8, r8, [r4]                    @ exchange value in r8 and address in r4
        str     r8, [r4, #datum_size]!          @ store new r8 to incremented address
no_swap:
        subs    r5, r5, #1                      @ decrement counter
        bne     loop_start                      @ and restart loop if more needed
 
end_inner:
        cmp     r6, #0                          @ check keep_going flag
        beq     end_outer                       @ and leave if not set
 
        mov     r6, #0                          @ clear keep_going flag 
        mov     r4, r0                          @ reset pointer
        sub     r5, r1, #1                      @ reset counter
        b       loop_start                      @ start another iteration
 
end_outer:
        ldmfd   sp!, {r4, r5, r6, r7, r8, pc}   @ restore state from stack and leave subroutime

Antwort auf "Re: Bubblesort"

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# this subroutine bubble sorts vectors of words
#
# inputs
#   r0 - start of vector
#   r1 - number of elements to sort
#
# no outputs
#
# locals
#   r4 - current pointer
#   r5 - inner counter
#   r6 - keep_going flag
#   r7 - first element
#   r8 - second element

.equ datum_size,4
.globl _bubble
.text
_bubble:
        stmfd	sp!, {r4, r5, r6, r7, r8, lr}	@ save variables to stack
	cmp	r1, #1				@ number of elements must be > 1
	ble	end_outer			@ stop if nothing to do

sub	r5, r1, #1			@ need n-1 comparisons
        mov	r4, r0				@ initialise current pointer
	mov	r6, #0				@ this register set when we swap

loop_start:
	ldr	r7, [r4], #datum_size		@ load one element
	ldr	r8, [r4]			@ and next one
	cmp	r7, r8				@ compare them
	ble	no_swap				@ branch if second greater

mov	r6, #1				@ set keep_going flag
	sub	r4, r4, #datum_size		@ reset pointer to first element
	swp	r8, r8, [r4]			@ exchange value in r8 and address in r4
	str	r8, [r4, #datum_size]!		@ store new r8 to incremented address
no_swap:
	subs	r5, r5, #1			@ decrement counter
	bne	loop_start			@ and restart loop if more needed

end_inner:
	cmp	r6, #0				@ check keep_going flag
	beq	end_outer			@ and leave if not set

mov	r6, #0				@ clear keep_going flag 
	mov	r4, r0				@ reset pointer
        sub     r5, r1, #1			@ reset counter
	b	loop_start			@ start another iteration

end_outer:
        ldmfd   sp!, {r4, r5, r6, r7, r8, pc}	@ restore state from stack and leave subroutime

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A PHP Error was encountered

Severity: 8192

Message: strpos(): Non-string needles will be interpreted as strings in the future. Use an explicit chr() call to preserve the current behavior

Filename: database/DB_driver.php

Line Number: 1876