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Re: GCC8 v.s. amiga
On 2020/06/25 20:26, Michael van Elst wrote:
rokuyama.rk%gmail.com@localhost (Rin Okuyama) writes:
kernels for sun3 and luna68k seem (almost) OK. Kernel for mac68k
works if -fno-omit-frame-pointer is specified (-fomit-frame-pointer
is enabled by default for optimize levels >= -O1 for GCC8).
Just tried a gcc8 compiled 9.99.68 kernel on an emulated 68040 Amiga.
No problems to see.
Thank you very much for testing!
Hmm, then it is problem peculiar to 68060, or GCC miscompile something
with tuning for 68060. I observed the problem both for -m68060 and
Which compiler flag do you use? Do you use GENERIC? Then, it is
compiled with -m68020-60 by arch/m68k/Makefile.cmachflags...
Or emulator accepts some kinds of instructions that do not work on
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