gui__divideround.txt

来自「STM32F103ZET6+UCOSII+UCGUI源码」· 文本 代码 · 共 28 行

; generated by ARM C/C++ Compiler with , RVCT4.0 [Build 524] for uVision
; commandline ArmCC [--split_sections --debug -c --asm --interleave -o.\Obj\gui__divideround.o --depend=.\Obj\gui__divideround.d --device=DARMSTM --apcs=interwork -O3 -I..\..\include -I..\..\..\FWLib\library\inc -I..\..\..\USBLib\library\inc -I..\..\Config -I..\..\GUI\Core -I..\..\GUI\Font -I..\..\GUI\ConvertColor -I..\..\GUI\AntiAlias -I..\..\GUI\ConvertMono -I..\..\GUI\JPEG -I..\..\GUI\MemDev -I..\..\GUI\MultiLayer -I..\..\GUI\Widget -I..\..\GUI\WM -IC:\Keil\ARM\INC\ST\STM32F10x ..\..\GUI\Core\GUI__DivideRound.c]
                          THUMB

                          AREA ||i.GUI__DivideRound||, CODE, READONLY, ALIGN=1

                  GUI__DivideRound PROC
;;;35     */
;;;36     int GUI__DivideRound(int a, int b) {
000000  4602              MOV      r2,r0
;;;37       int r = 0;
000002  2000              MOVS     r0,#0
;;;38       if (b) {
000004  2900              CMP      r1,#0
000006  d005              BEQ      |L1.20|
;;;39         r = ((a + b / 2) / b);
000008  eb0170d1          ADD      r0,r1,r1,LSR #31
00000c  eb020060          ADD      r0,r2,r0,ASR #1
000010  fb90f0f1          SDIV     r0,r0,r1
                  |L1.20|
;;;40       }
;;;41       return r;
;;;42     }
000014  4770              BX       lr
;;;43     
                          ENDP