Re: Thumb inline assembly

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On Mon, Jun 10, 2013 at 2:41 PM, Kalai Rajah N <kalairajah@xxxxxxxxx> wrote:

>  I'm trying to do a simple register read through ARM inline assembly.
> If I embed the asm in the function directly, it works ...

...

> I see the following errors:
> /tmp/ccYu7aUS.ltrans0.ltrans.o: In function `read_reg_ok':
> ccYu7aUS.ltrans0.o:(.text.check_reset_value.4010+0x60): undefined
> reference to `r6'
> ccYu7aUS.ltrans0.o:(.text.check_reset_value.4010+0x64): undefined
> reference to `r4'
> ccYu7aUS.ltrans0.o:(.text.check_reset_value.4010+0x68): undefined
> reference to `r5'
> collect2: error: ld returned 1 exit status
>
> What am I doing wrong?


Your test case has no mention of r4, r5, or r6.  It always helps to
show a complete standalone test case.

The error messages indicate some confusion: there are references to
symbols using the names of registers.  But I don't know where those
are coming from.

Ian




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