PR target/22262

	* config/i386/i386.md (stack_protect_test_si,
	stack_protect_test_di): Add earlyclobber for scratch 3.
	* config/rs6000/rs6000.md (stack_protect_testsi,
	stack_protect_testdi): Add earlyclobber for scratch 3,
	remove earlyclobber from scratch 4.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@101500 138bc75d-0d04-0410-961f-82ee72b054a4