Re: Intermediate step for new arch for lc040 compatibility
Nat Sloss <[email protected]> Sun, 4 May 2025 00:44:41 +1000
| Newsgroups | gmane.os.netbsd.ports.m68k |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 29 Apr 2025 11:10:28 Jason Thorpe wrote: > > On Apr 28, 2025, at 4:05 PM, John Klos <[email protected]> wrote: > > > > Hi, > > > >> This is an intermediate step for a new arch where the flag can be set > >> (say m68klc). > > > > Just curious: > > > > How much of a performance impact is there from adding NOPs before > > floating point instructions on systems with FPUs? Have you / has anyone > > measured this? > > > > I've wondered about a binary patcher, or at least a patcher that patches > > on binary load in to memory, like CyberPatcher / OxyPatcher for emulated > > instructions on '040 / '060 Amigas... > > It also seems like this would be a good candidate for having ld.elf_so load > a different flavor of the library based on the FPU/CPU combo. +1 > > -- thorpej Best regards, Nat