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Re: guile bugs

To: scwm-discuss at scwm dot mit dot edu, guile at sourceware dot cygnus dot com
Subject: Re: guile bugs
From: Ken Raeburn <raeburn at raeburn dot org>
Date: 18 Sep 1999 23:51:15 -0400
References: <qrru2oyxtr7.fsf@elwha.cs.washington.edu> <199909141442.JAA17962@vh213601.truman.edu> <qrraeqpy0pl.fsf@elwha.cs.washington.edu> <199909141624.LAA19039@vh213601.truman.edu> <qrrlna9w5az.fsf@elwha.cs.washington.edu> <199909142309.SAA01374@vh213601.truman.edu> <qrrvh9bu8rp.fsf@elwha.cs.washington.edu> <m34sgvcttc.fsf@savonarola.red-bean.com> <qrrvh9bl8ix.fsf_-_@elwha.cs.washington.edu> <xy7vh9bi4ed.fsf@mdj-pc.nada.kth.se> <7eemfzp1xr.fsf@zesoi.fer.hr> <xy7u2ovhzn4.fsf@mdj-pc.nada.kth.se> <7eaeqnp0up.fsf@zesoi.fer.hr>

[getting off-topic]

Miroslav Silovic <silovic@zesoi.fer.hr> writes:
> Incidentally I just tested passing and returning structs rather than
> pointers to them. gcc won't use registers. Even worse, gcc 2.95
> generates unimplemented instruction on SPARC (can we say D'oh! bug?)

No, but we can say "weirdo calling conventions".

The instruction after the call and its delay slot is "unimp ###" where
### is the size of the structure being returned.  The return sequence
from the function being called skips over that instruction.

References:
- guile bugs
  - From: Greg Badros
- Re: guile bugs
  - From: Mikael Djurfeldt
- Re: guile bugs
  - From: Miroslav Silovic
- Re: guile bugs
  - From: Mikael Djurfeldt
- Re: guile bugs
  - From: Miroslav Silovic

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