r275635 - in /trunk/gcc: ChangeLog rtlanal.c te...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Wed Sep 11 10:41:27 2019
New Revision: 275635

URL: https://gcc.gnu.org/viewcvs?rev=275635&root=gcc&view=rev
Log:
	PR rtl-optimization/89795
	* rtlanal.c (nonzero_bits1) <SUBREG>: Do not propagate results from
	inner REGs to paradoxical SUBREGs if WORD_REGISTER_OPERATIONS is set.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/rtlanal.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/sparc/20161111-1.c