backport: re PR target/84912 (__builtin_divde* produce Internal Compiler Error when...

backport: re PR target/84912 (__builtin_divde* produce Internal Compiler Error when compiled -m32)

gcc/
	Backport from mainline
	2018-03-28  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/84912
	* config/rs6000/rs6000.h: Update copyright date.
	(RS6000_BTM_POWERPC64): New define.
	(RS6000_BTM_COMMON): Add RS6000_BTM_POWERPC64.
	* config/rs6000/rs6000.c: Update copyright date.
	(rs6000_builtin_mask_calculate): Add support for RS6000_BTM_POWERPC64.
	(rs6000_invalid_builtin): Add handling for RS6000_BTM_POWERPC64
	(rs6000_builtin_mask_names): Add RS6000_BTM_POWERPC64.
	* config/rs6000/rs6000-builtin.def: Update copyright date.
	(BU_P7_POWERPC64_MISC_2): New macro definition.
	(DIVDE): Use it.
	(DIVDEU): Likewise.

	Backport from mainline
	2018-03-28  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/84912
	* config/rs6000/rs6000-builtin.def (DIVWEO): Delete macro expansion.
	(DIVWEUO): Likewise.
	(DIVDEO): Likewise.
	(DIVDEUO): Likewise.
	* config/rs6000/rs6000.c (builtin_function_type): Remove support for
	DIVWEUO and DIVDEUO.
	* config/rs6000/rs6000.md: Update copyright date.
	(UNSPEC_DIVEO, UNSPEC_DIVEUO): Delete unspecs.
	(UNSPEC_DIV_EXTEND): Remove deleted unspecs.
	(div_extend): Likewise.
	* doc/extend.texi: Update copyright date.
	(__builtin_divweo): Remove documentation for deleted builtin function.
	(__builtin_divweuo): Likewise.
	(__builtin_divdeo): Likewise.
	(__builtin_divdeuo): Likewise.

gcc/testsuite/
	Backport from mainline
	2018-03-28  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/84912
	* gcc.target/powerpc/extend-divide-1.c (div_weo): Remove test for
	deleted builtin function.
	(div_weuo): Likewise.
	* gcc.target/powerpc/extend-divide-2.c (div_deo): Likewise.
	(div_deuo): Likewise.

From-SVN: r259021