re PR target/36786 (ICE in extract_insn, at recog.c:1990)

re PR target/36786 (ICE in extract_insn, at recog.c:1990)

	PR target/36786
	* config/i386/i386.md (x86_64_shift_adj_1): Rename from
	x86_64_shift_adj.
	(x86_64_shift_adj_2): New expander.
	(x86_64_shift_adj_3): Ditto.
	* config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
	to split TImode operands.
	(ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
	(ix86_split_lshr): Ditto.

testsuite/ChangeLog:

	PR target/36786
	* gcc.target/i386/pr36786.c: New test.

From-SVN: r137967