RE: [arm-gnu] Assembler error for Inline Assembly (cortex-A8 processor)

[Akshay Joshi <akshay.joshi@xxxxxxxxxxx>]

>>>> Try adding -mfloat-abi=softfp.

>>>>> Laurent

tried this option but with no luck.


>>>>Can you try adding this option as well. '-march=armv7a'

>>>>-Santosh

added -march=armv7-a too. no luck here either...

Has anyone tried using NEON regs in inline assembly w/o facing any problems?
I'm using the latest toolchain (2008q3)...


Thanks,
--Akshay



-----Original Message-----
From: Laurent Desnogues [mailto:laurent.desnogues@xxxxxxxxx]
Sent: Thursday, November 20, 2008 2:20 PM
To: akshay.joshi@xxxxxxxxxxx
Cc: arm-gnu@xxxxxxxxxxxxxxxx
Subject: Re: [arm-gnu] Assembler error for Inline Assembly (cortex-A8
processor)


On Wed, Nov 19, 2008 at 4:15 PM, Akshay Joshi <akshay.joshi@xxxxxxxxxxx>
wrote:
>
> For example:
>         /tmp/cc4wfCkh.s:169: Error: bad instruction `vld1.32 d0[],[r7]!'
> The syntax used for the above instruction in the ".c" file was as follows:
>
>      asm ("vld1.32 d0[], [r7]!");
> But, if I use the same instruction in a ".s" file, the error does not
occur.
>          vld1.32 d0[], [r7]!
> Is there any option that I need to pass to the assembler / compiler? Or,
is
> my inline assembly syntax incorrect?
>
> Currently, I am using the following options while compiling the code:
>
>          -mcpu=cortex-a8 -mfpu=neon -O3  -fpack-struct -funroll-loops
> -freorder-blocks-and-partition -lm -lc -lgcc

Try adding -mfloat-abi=softfp.


Laurent