These functions are part of PowerPC abi. So they should be provided by
either libgcc or the libc.
On Jul 2, 2010, at 1:12 PM, "joel at gcc dot gnu dot org" <gcc-bugzi...@gcc.gnu.org
> wrote:
This was spotted on powerpc-rtems but likely impacts more targets.
It is
triggered by -Os. I will attach the preprocessed file.
powerpc-rtems4.11-gcc (GCC) 4.5.0 20100414 (RTEMS
gcc-4.5.0-10.fc12/newlib-1.18.0-10.fc12)
$ powerpc-rtems4.11-gcc -mcpu=603e -Os -S j.c
$ grep _rest j.s
b _restgpr_31_x
$ powerpc-rtems4.11-gcc -mcpu=603e -O0 -S j.c
$ grep _rest j.s
$ powerpc-rtems4.11-gcc -mcpu=603e -O1 -S j.c
$ grep _rest j.s
$ powerpc-rtems4.11-gcc -mcpu=603e -O2 -S j.c
$ grep _rest j.s
$
--
Summary: Code generated references undefined symbol
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: joel at gcc dot gnu dot org
GCC host triplet: powerpc-rtems4.11
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44793
