>>>>> Joslwah writes: Joslwah> Looking at the Linux 32bit PowerPC ABI spec, it appears to me that Joslwah> floats in excess of those that are passed in registers are supposed to Joslwah> be promoted to doubles and passed on the stack. Examing the resulting Joslwah> stack from a gcc generated C call it appears they are passed as Joslwah> floats.
Joslwah> Can someone confirm/refute this, or else point me to an ABI that says Joslwah> that they should be passed as floats. I have not been able to find any motivation for promoting floats passed ont the stack. Does this provide some form of compatibility with SPARC? David