[llvmlinux] Builtin: stack pointer

Andreas Schwab schwab at suse.de
Thu Mar 27 10:29:23 UTC 2014


Renato Golin <renato.golin at linaro.org> writes:

> On 27 March 2014 10:12, Andreas Schwab <schwab at suse.de> wrote:
>> Can't you use __builtin_frame_address (0) instead?
>
> That would give me the frame pointer, not the stack pointer, and the
> user would have to calculate manually the offset to get the actual
> stack pointer, which would be target-specific, possibly making it even
> worse. Is that what you meant?

Depends on what you need the value for.

Andreas.

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Andreas Schwab, SUSE Labs, schwab at suse.de
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