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Re: Restructuring i386_extract_return_value
- To: Mark Kettenis <kettenis at wins dot uva dot nl>
- Subject: Re: Restructuring i386_extract_return_value
- From: Jim Kingdon <kingdon at redhat dot com>
- Date: 09 Mar 2000 15:58:34 -0800
- CC: gdb at sourceware dot cygnus dot com
- References: <200003092241.e29Mfow00303@delius.kettenis.local>
> There is a switch `-mno-fp-ret-in-387' to force GCC to return
> floating-point values in the ordinary CPU registers. I don't think
> this can be determined from the debugging information. Is it worth
> adding a i386 target specific option to enable people to debug
> this code?
IMHO, no. People who use ABI-warping flags do so at their own risk.
As for the rest of the patch, it looked right to me. Not that I tried
to track down every last issue that you mention.