[Bug testsuite/61415] PowerPC test gcc.target/powerpc/tfmode_off.c fails if -mlong-double-64

["bergner at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61415

--- Comment #2 from Peter Bergner <bergner at gcc dot gnu.org> ---
Author: bergner
Date: Fri Jun 13 18:42:53 2014
New Revision: 211653

URL: https://gcc.gnu.org/viewcvs?rev=211653&root=gcc&view=rev
Log:
gcc/
    PR target/61415
    * config/rs6000/rs6000-builtin.def (BU_MISC_1): Delete.
    (BU_MISC_2): Rename to ...
    (BU_LDBL128_2): ... this.
    * config/rs6000/rs6000.h (RS6000_BTM_LDBL128): New define.
    (RS6000_BTM_COMMON): Add RS6000_BTM_LDBL128.
    * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Handle
    RS6000_BTM_LDBL128.
    (rs6000_invalid_builtin): Add long double 128-bit builtin support.
    (rs6000_builtin_mask_names): Add RS6000_BTM_LDBL128.
    * config/rs6000/rs6000.md (unpacktf_0): Remove define)expand.
    (unpacktf_1): Likewise.
    * doc/extend.texi (__builtin_longdouble_dw0): Remove documentation.
    (__builtin_longdouble_dw1): Likewise.
    * doc/sourcebuild.texi (longdouble128): Document.

gcc/testsuite/
    PR target/61415
    * lib/target-supports.exp (check_effective_target_longdouble128): New.
    * gcc.target/powerpc/pack02.c: Use it.
    * gcc.target/powerpc/tfmode_off.c: Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000-builtin.def
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/config/rs6000/rs6000.h
    trunk/gcc/config/rs6000/rs6000.md
    trunk/gcc/doc/extend.texi
    trunk/gcc/doc/sourcebuild.texi
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/powerpc/pack02.c
    trunk/gcc/testsuite/gcc.target/powerpc/tfmode_off.c
    trunk/gcc/testsuite/lib/target-supports.exp