re PR target/48237 (ICE: in final_scan_insn, at final.c:2651 with -fselective-schedul...

re PR target/48237 (ICE: in final_scan_insn, at final.c:2651 with -fselective-scheduling2 -mtune=core2)

	PR target/48237
	* config/i386/i386.md (*movdf_internal_rex64): Do not split
	alternatives that can be handled with movq or movabsq insn.
	(*movdf_internal): Disable for !TARGET_64BIT.
	(*movdf_internal_nointeger): Ditto.
	* config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.

testsuite/ChangeLog:

	PR target/48237
	* gcc.target/i386/pr48237.c: New test.

From-SVN: r171391