PR target/39590
	* configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
	the configured assembler supports fildq and fistpq mnemonics.
	(HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
	* configure: Regenerated.
	* config.in: Ditto.

	* config/i386/i386.c (print_operand): Handle 'Z'.
	['z']: Remove handling of special fild/fist suffixes.
	(output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
	* config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
	suffix of fild insn.
	(*floatsi<mode>2_vector_mixed): Ditto.
	(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
	(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
	(*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
	(*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
	* config/i386/gas.h (GAS_MNEMONICS): Remove.

From-SVN: r146761