一个关于IAR中Cortex-M3的反汇编窗口中的汇编语句在网上怎么查不到？

只看该作者 · 2014-3-15 15:36

以下是我调试STM32F107的时候IAR反汇编窗口下的汇编语句，这些汇编指令在网上都查不到，为什么呢？
0x8001f28: 0x46c046c0    STRBMI R4, [R0], +R0, ASR #13
0x8001f2c: 0x0030f105    EORSEQ PC, R0, R5, LSL #2
0x8001f30: 0x46c046c0    STRBMI R4, [R0], +R0, ASR #13
0x8001f34: 0x0034f105    EORSEQ PC, R4, R5, LSL #2
0x8001f38: 0x46c046c0    STRBMI R4, [R0], +R0, ASR #13
0x8001f3c: 0x60282001    EORVS    R2, R8, R1
0x8001f40: 0xd2062c05    ANDLE    R2, R6, #1280          ; 0x500
0x8001f44: 0x0084eb05    ADDEQ    LR, R4, R5, LSL #22
0x8001f48: 0xe8bd3024    POP    {R2, R5, R12, SP}
0x8001f4c: 0xf0004032    [ARM    instr]
0x8001f50: 0xbd31b88e    LDCLT    p8, C11, [R1, #0x238]!
0x8001f54: 0xd2052805    ANDLE    R2, R5, #327680       ; 0x50000
0x8001f58: 0xeb014903    BL       0x805436c
0x8001f5c: 0x30240080    EORCC    R0, R4, R0, LSL #1
0x8001f60: 0xb886f000    STMLT    R6, {R12, SP, LR, PC}
0x8001f64: 0x00004770    ANDEQ    R4, R0, R0, ROR R7
0x8001f68: 0x2000a9b0    STRHCS R10, [R0], -R0
0x8001f6c: 0x68084906    STMDAVS R8, {R1, R2, R8, R11, LR}
0x8001f70: 0x2000b108    ANDCS    R11, R0, R8, LSL #2

像STRBMI这条指令到底是IAR特有的还是怎么回事为什么百度或谷歌都没有？哪位过来的前辈请不吝赐教！