re PR target/83554 (ICE: in ix86_mitigate_rop, at config/i386/i386.c:41274 with ...

re PR target/83554 (ICE: in ix86_mitigate_rop, at config/i386/i386.c:41274 with -mmitigate-rop)

	PR target/83554
	* config/i386/i386.md (*<rotate_insn>hi3_1 splitter): Use
	QIreg_operand instead of register_operand predicate.
	* config/i386/i386.c (ix86_rop_should_change_byte_p,
	set_rop_modrm_reg_bits, ix86_mitigate_rop): Use -mmitigate-rop in
	comments instead of -fmitigate[-_]rop.

	* gcc.target/i386/pr83554.c: New test.

Co-Authored-By: Uros Bizjak <ubizjak@gmail.com>
From-SVN: r256268