re PR target/85657 (Make __ibm128 a separate type, even if long double uses the IBM double-double format)
[gcc]
2018-06-06 Michael Meissner <meissner@linux.ibm.com>
PR target/85657
* config/rs6000/rs6000-builtin.def (BU_IBM128_2): New helper
macro for __ibm128 built-in functions.
(PACK_IF): Add __ibm128 pack/unpack functions.
(UNPACK_IF): Likewise.
* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Do not
enable long double built-in functions if long double is IEEE
128-bit floating point.
(rs6000_invalid_builtin): Update long double built-in function
error message.
(rs6000_expand_builtin): For PACK_IF and UNPACK_IF built-in
functions, adjust the built-in function to use the long double
built-in function if __ibm128 and long double are the same type.
* doc/extend.texi (PowerPC builtins): Update documention for
__builtin_{,un}pack_longdouble. Add documentation for
__builtin_{,un}pack_ibm128.
[gcc/testsuite]
2018-06-06 Michael Meissner <meissner@linux.ibm.com>
PR target/85657
* gcc.target/powerpc/pr85657-4.c: New tests.
* gcc.target/powerpc/pr85657-5.c: Likewise.
* gcc.target/powerpc/pr85657-6.c: Likewise.
From-SVN: r261253
