[parisc-linux] parisc64 kernel and ret1 (gr29) setup

Matthew Wilcox matthew@wil.cx
Tue, 23 Jan 2001 14:30:51 +0000


On Wed, Jan 24, 2001 at 01:20:34AM +1100, Alan Modra wrote:
> > I was just going to increase to 80 bytes - 64 bytes save area plus
> > 16 for rp and sp - but Willy thought there was a requirement for the
> > stack to be 64 byte aligned.
> 
> Yup.
> 
> Is there any code elsewhere that "knows" the stack frame is 64 bytes
> (except for gdb and signal handler frames)?

i'm not sure that's the point... knowing the stack frame is 64 byte
aligned allows the compiler to know the alignment of all types being
placed on the stack.

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