[Bug target/47856] New: PowerPC: Wrong assembler output with -mcpu=8540 -meabi -msdata -fno-common -mfloat-gprs=double -mspe -mabi=spe

[Bug target/47856] New: PowerPC: Wrong assembler output with -mcpu=8540 -meabi -msdata -fno-common -mfloat-gprs=double -mspe -mabi=spe

[sebastian.huber@embedded-brains.de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47856

           Summary: PowerPC: Wrong assembler output with -mcpu=8540 -meabi
                    -msdata -fno-common -mfloat-gprs=double -mspe
                    -mabi=spe
           Product: gcc
           Version: 4.5.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: sebastian.huber@embedded-brains.de
            Target: powerpc-rtems4.11-gcc


Created attachment 23441
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23441
Sample code.

powerpc-rtems4.11-gcc -mcpu=8540 -meabi -msdata -fno-common -mfloat-gprs=double
-mspe -mabi=spe -c docomplexf.i
/tmp/ccIXOSTp.s: Assembler messages:
/tmp/ccIXOSTp.s:72: Warning: setting incorrect section attributes for .sdata2

We have:

    .section    .sdata2,"aw",@progbits

This should be:
    .section    .sdata2,"a",@progbits

[Bug target/47856] PowerPC: Wrong assembler output with -mcpu=8540 -meabi -msdata -fno-common -mfloat-gprs=double -mspe -mabi=spe

[sebastian.huber@embedded-brains.de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47856

--- Comment #1 from Sebastian Huber <sebastian.huber@embedded-brains.de> 2011-08-22 11:20:08 UTC ---
This bug is still present in GCC 4.6.1.

[Bug target/47856] PowerPC: Wrong assembler output with -mcpu=8540 -meabi -msdata -fno-common -mfloat-gprs=double -mspe -mabi=spe

[sebastian.huber@embedded-brains.de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47856

--- Comment #2 from Sebastian Huber <sebastian.huber@embedded-brains.de> 2011-08-22 12:03:41 UTC ---
This bug is also present in GCC 4.7.0 20110820.

[Bug target/47856] PowerPC: Wrong assembler output with -mcpu=8540 -meabi -msdata -fno-common -mfloat-gprs=double -mspe -mabi=spe

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47856

Segher Boessenkool <segher at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |WONTFIX
                 CC|                            |segher at gcc dot gnu.org

--- Comment #3 from Segher Boessenkool <segher at gcc dot gnu.org> ---
The powerpcspe backend has been deprecated in GCC 8 and removed during GCC 9
development. See corresponding mailing list threads[1,2,3] for details.

[1] https://gcc.gnu.org/legacy-ml/gcc/2018-04/msg00102.html
[2] https://gcc.gnu.org/legacy-ml/gcc-patches/2018-12/msg00123.html
[3] https://gcc.gnu.org/pipermail/gcc/2020-May/232342.html