CVS commit: src

Module Name:	src
Committed By:	riastradh
Date:		Thu Jul  9 02:05:45 UTC 2026

Modified Files:
	src/distrib/sets/lists/debug: mi
	src/distrib/sets/lists/tests: mi
	src/tests/kernel: Makefile
Added Files:
	src/tests/kernel: t_signal_and_fpu.c
	src/tests/kernel/arch/x86: sig_fpu.c sig_fpu.h

Log Message:
Verify signal delivery preserves various FPU state.

Should also test AVX512 but I'm not sure I have hardware handy to do
this right now and qemu doesn't emulate it, as far as I know!  TBD.
(Plus: there's umpteen different cpuid feature bits to consider,
annoyingly, and that means a lot of manual reading to sort through
them.)

PR kern/60426: Signal handler corrupts AVX (YMM) registers


To generate a diff of this commit:
cvs rdiff -u -r1.515 -r1.516 src/distrib/sets/lists/debug/mi
cvs rdiff -u -r1.1423 -r1.1424 src/distrib/sets/lists/tests/mi
cvs rdiff -u -r1.97 -r1.98 src/tests/kernel/Makefile
cvs rdiff -u -r0 -r1.1 src/tests/kernel/t_signal_and_fpu.c
cvs rdiff -u -r0 -r1.1 src/tests/kernel/arch/x86/sig_fpu.c \
    src/tests/kernel/arch/x86/sig_fpu.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.