re PR target/11420 ([x86_64] gcc generates invalid asm code when "-O -fPIC" is used (suffix or operands invalid for `movabs'))

	PR c/11420
	* config/i386/i386.c (ix86_check_movabs): New function.
	* config/i386/i386-protos.h (ix86_check_movabs): New prototype.
	* config/i386/i386.md (movabs[shqd]i_1_rex64): Kill broken alternative.
	(movabs[shqd]i_[12]_rex64): Add ix86_check_movabs check to conditions.

	* gcc.dg/20030708-1.c: New test.

From-SVN: r69092