powerpc-sf longjmp clobbering of val argument
authorRich Felker <dalias@aerifal.cx>
Sat, 11 Feb 2023 14:43:29 +0000 (09:43 -0500)
committerRich Felker <dalias@aerifal.cx>
Sat, 11 Feb 2023 15:00:31 +0000 (10:00 -0500)
commit115149c023485a69f5bff05efd5339c0c5f77798
treed1d52c502c7696fc68c8e5a6cfb9817b2ec10dec
parent5763f003a53ddaa63655058f19d9fe662751592d
powerpc-sf longjmp clobbering of val argument

the logic to check hwcap for SPE register file inadvertently clobbered
the val argument before use. switch to a different work register so
this doesn't happen.
src/setjmp/powerpc/longjmp.S