gdb上x /20i出来是这个
0x922c800: f0 b5 03 af svcge 0x0003b5f0
0x922c804: 81 b0 04 46 strmi r11, [r4], -r1, lsl #1
0x922c808: 43 f2 f0 70 rscsvc pc, r0, r3, asr #4
0x922c80c: c0 f2 01 00 andeq pc, r1, r0, asr #5
0x922c810: 41 f6 a8 71 undefined instruction 0x71a8f641
0x922c814: 78 44 c0 f2 vmvn.i32 q10, #524288 ; 0x00080000
0x922c818: 01 01 06 68 stmdavs r6, {r0, r8}
0x922c81c: 79 44 0d 68 stmdavs sp, {r0, r3, r4, r5, r6, r10, lr}
0x922c820: 29 46 a0 59 stmibpl r0!, {r0, r3, r5, r9, r10, lr}
0x922c824: 42 f6 cc 22 sbccs pc, r12, #69206016 ; 0x4200000
0x922c828: c0 f2 01 02 andeq pc, r1, #12 ; 0xc
0x922c82c: 7a 44 10 f0 undefined instruction 0xf010447a
0x922c830: ac eb 10 f0 undefined instruction 0xf010ebac
0x922c834: ff 0f 3e d0 ldrshtle r0, [lr], -pc
0x922c838: 42 f2 a4 41 undefined instruction 0x41a4f242
0x922c83c: c0 f2 01 01 smlabteq r1, r0, r2, pc
0x922c840: 41 f6 3a 70 eorsvc pc, r10, r1, asr #12
0x922c844: c0 f2 01 00 andeq pc, r1, r0, asr #5
0x922c848: 79 44 78 44 ldrbtmi r4, [r8], #-1145
0x922c84c: 0d 68 01 68 stmdavs r1, {r0, r2, r3, r11, sp, lr}
但实际是函数开头
push {r4, r5, r6, r7, lr}
请问高手这个是什么原因啊
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