Hi Jason, On Mon, 2025-05-26 at 11:25 -0700, Jason Thorpe wrote: > > On May 26, 2025, at 8:05 AM, John Paul Adrian Glaubitz > > <[email protected]> wrote: > > > > Now I'm wondering whether why some types on NetBSD such as double have 8 > > bytes > > alignment on a 32-bit system. Does anyone know the reasoning for that? > > Because that’s what is specified in the System V ABI for m68k. > > https://m680x0.github.io/ref/sysv-m68k-abi-part1.pdf > > See Figure 3-1. “double” and “long double” are explicitly 8-byte aligned.
OK, that clarifies it, thank you! FWIW, I have scanned the whole SysV ABI specification in case someone needs it: https://people.debian.org/~glaubitz/m68k-sysv-abi.pdf Adrian -- .''`. John Paul Adrian Glaubitz : :' : Debian Developer `. `' Physicist `- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
