[FFmpeg-devel] ADRL causes fatal error in dsputil_arm_s.S

[Yonas .]

I'm not sure what's causing the fatal error. I do know that the
compile bombs at that instruction.

On 1/19/09, Guillaume POIRIER <poirierg at gmail.com> wrote:
> Hello,
>
> On Mon, Jan 19, 2009 at 3:52 PM, Yonas . <googelly.eyes at gmail.com> wrote:
>> I'm compiling ffmpeg for the iPhone and have 99% of it done, but one
>> line is causing the assembler to crash. In
>> libavcodec/arm/dsputil_arm_s.S --> put_pixels8_xy2_arm function:
>>
>> @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
>>         @ block = word aligned, pixles = unaligned
>>         pld [r1]
>>         stmfd sp!, {r4-r11,lr} @ R14 is also called LR
>>         adrl r12, 5f
>> ...
>>
>> the adrl instruction causes the following error:
>>
>> /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/../libexec/gcc/arm-apple-darwin9/4.0.1/as:
>> fatal error in
>> /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/../libexec/gcc/darwin/arm/as
>> make: *** [arm/dsputil_arm_s.o] Error 1
>>
>> How can we work around this? I'm using SVN r16669.
>
> What's the problem? Does the iPhone SDK forces to use thumb instructions?
>
> Guillaume
> --
> Only a very small fraction of our DNA does anything; the rest is all
> comments and ifdefs.
>
> Rita Rudner  - "When I eventually met Mr. Right I had no idea that his
> first name was Always."
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