; swap.s: assembly "swap" function for Bubble Sort example: PowerPC target.;; Equivalent C code:;;       void swap (int array[]);       {;           int temp = array[0];;           array[0] = array[1];;           array[1] = temp;;       }                .name           "swap.s"        .section        .text2,,c   ; Locate the code in the ".text2" section.        .align          4        .xdef           swapswap:        stwu            r1,-8(r1)   ; Set up stack frame. See "Stack layout"        mfspr           r0,8        ;  in the PowerPC Target User's Manual.        stw             r0,12(r1)                lwz             r4,0(r3)    ; temp = array[0]        lwz             r5,4(r3)    ; array[0] = array[1]        stw             r5,0(r3)        stw             r4,4(r3)    ; array[1] = temp         lwz             r0,12(r1)        mtspr           8,r0        addi            r1,r1,8        blr