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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@211653 138bc75d-0d04-0410-961f-82ee72b054a4