- 论坛徽章:
- 4
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- Disassembly of section .text:
- 00000000 <fooChar>:
- unsigned short unShA, unShB;
- int inA, inB;
- unsigned int unInA, unInB;
- char fooChar()
- {
- 0: e59f3014 ldr r3, [pc, #20] ; 1c <fooChar+0x1c>
- 4: e59f2014 ldr r2, [pc, #20] ; 20 <fooChar+0x20>
- 8: e5d30000 ldrb r0, [r3]
- c: e5d23000 ldrb r3, [r2]
- 10: e0800003 add r0, r0, r3
- return chA + chB;
- }
- 14: e20000ff and r0, r0, #255 ; 0xff
- 18: e1a0f00e mov pc, lr
- ...
- 00000024 <fooUnchar>:
- unsigned char fooUnchar()
- {
- 24: e59f3014 ldr r3, [pc, #20] ; 40 <fooUnchar+0x1c>
- 28: e59f2014 ldr r2, [pc, #20] ; 44 <fooUnchar+0x20>
- 2c: e5d30000 ldrb r0, [r3]
- 30: e5d23000 ldrb r3, [r2]
- 34: e0800003 add r0, r0, r3
- return unChA + unChB;
- }
- 38: e20000ff and r0, r0, #255 ; 0xff
- 3c: e1a0f00e mov pc, lr
- ...
- 00000048 <fooShort>:
- short fooShort()
- {
- 48: e59f3018 ldr r3, [pc, #24] ; 68 <fooShort+0x20>
- 4c: e59f2018 ldr r2, [pc, #24] ; 6c <fooShort+0x24>
- 50: e1d300b0 ldrh r0, [r3]
- 54: e1d230b0 ldrh r3, [r2]
- 58: e0800003 add r0, r0, r3
- 5c: e1a00800 lsl r0, r0, #16
- return shA + shB;
- }
- 60: e1a00840 asr r0, r0, #16
- 64: e1a0f00e mov pc, lr
- ...
- 00000070 <fooUnshort>:
- unsigned short fooUnshort()
- {
- 70: e59f3018 ldr r3, [pc, #24] ; 90 <fooUnshort+0x20>
- 74: e59f2018 ldr r2, [pc, #24] ; 94 <fooUnshort+0x24>
- 78: e1d300b0 ldrh r0, [r3]
- 7c: e1d230b0 ldrh r3, [r2]
- 80: e0800003 add r0, r0, r3
- 84: e1a00800 lsl r0, r0, #16
- return unShA + unShB;
- }
- 88: e1a00820 lsr r0, r0, #16
- 8c: e1a0f00e mov pc, lr
- ...
- 00000098 <fooInt>:
- int fooInt()
- {
- 98: e59f3010 ldr r3, [pc, #16] ; b0 <fooInt+0x18>
- 9c: e59f2010 ldr r2, [pc, #16] ; b4 <fooInt+0x1c>
- a0: e5931000 ldr r1, [r3]
- a4: e5920000 ldr r0, [r2]
- return inA + inB;
- }
- a8: e0810000 add r0, r1, r0
- ac: e1a0f00e mov pc, lr
- ...
- 000000b8 <fooUnint>:
- unsigned int fooUnint()
- {
- b8: e59f3010 ldr r3, [pc, #16] ; d0 <fooUnint+0x18>
- bc: e59f2010 ldr r2, [pc, #16] ; d4 <fooUnint+0x1c>
- c0: e5931000 ldr r1, [r3]
- c4: e5920000 ldr r0, [r2]
- return unInA + unInB;
- }
- c8: e0810000 add r0, r1, r0
- cc: e1a0f00e mov pc, lr
- ...
复制代码 仅供参考。 |
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