This is the mail archive of the
mailing list for the GCC project.
Re: m68k bootstrapping broken
Andreas Schwab wrote:
Look at this change between stage2/mkdeps.o and
0: 4e56 0000 linkw %fp,#0
4: 48e7 3020 moveml %d2-%d3/%a2,%sp@-
- 8: 242e 0008 movel %fp@(8),%d2
- c: 2442 moveal %d2,%a2
+ 8: 246e 0008 moveal %fp@(8),%a2
+ c: 240a movel %a2,%d2
e: 91c8 subal %a0,%a0
10: 1012 moveb %a2@,%d0
12: 6718 beqs 2c <munge+0x2c>
Both versions are fine, but I wonder why a different
instruction pattern has been generated.
I see such spurious differences from time to time on ia64 as well. It
looks like a generic problem.
You mean with a simple crosscompiler? Then how shall we
I still can't compare intermediate dumps because my build
host is in the middle of another bootstrap :-(
// Bernardo Innocenti - Develer S.r.l., R&D dept.