ARM汇编语言(1)

#include <stdio.h>

int main(int argc, char** argv)

{

int param1 = 100;

int param2 = 200;

int sum = 0;

sum = param1 + param2;

printf("sum is: %d\n", sum);

return 0;

}

armcc -S -o helloworld.S helloworld.c

; generated by ARM C Compiler, ADS1.2 [Build 805]

; commandline [-O2 -S "-IC:\Program Files\ARM\ADSv1_2\INCLUDE"]

        CODE32

        AREA ||.text||, CODE, READONLY

main PROC

        STMFD    sp!,{r3,lr}

        MOV      r1,#0x12c

        ADR      r0,|L1.24|

        BL       _printf

        MOV      r0,#0

        LDMFD    sp!,{r3,pc}

|L1.24|

        DCB      "sum "

        DCB      "is: "

        DCB      "%d\n\0"

        ENDP

        EXPORT main

        IMPORT _main_arg

        IMPORT __main

        IMPORT _printf

        IMPORT ||Lib$$Request$$armlib||, WEAK

        KEEP ||BuildAttributes$$ARM_ISAv4$M$PE$A:L22$X:L11$S22$~IW$USESV6$~STKCKD$USESV7$~SHL$OSPACE$PRES8||

||BuildAttributes$$ARM_ISAv4$M$PE$A:L22$X:L11$S22$~IW$USESV6$~STKCKD$USESV7$~SHL$OSPACE$PRES8|| EQU 0

        ASSERT {ENDIAN} = "little"

        ASSERT {SWST} = {FALSE}

        ASSERT {NOSWST} = {TRUE}

        ASSERT {INTER} = {FALSE}

        ASSERT {ROPI} = {FALSE}

        ASSERT {RWPI} = {FALSE}

        ASSERT {NOT_SHL} = {TRUE}

        ASSERT {FULL_IEEE} = {FALSE}

        ASSERT {SHL1} = {FALSE}

        ASSERT {SHL2} = {FALSE}

        END

问题：

1、||.text||是什么意思？

2、main PROC？

3、|L1.24|？

4、