https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82260
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Thu Sep 21 07:27:54 2017 New Revision: 253050 URL: https://gcc.gnu.org/viewcvs?rev=253050&root=gcc&view=rev Log: PR target/82260 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the latter two for 64-bit, renumber alternatives, for -Os imov (=q,n) alternative always use QI mode, for -Os imov (=R,R) alternative always use SI mode, for imov (=Q,Q) or (=r,r) alternatives ignore -Os. * gcc.target/i386/pr82260-1.c: New test. * gcc.target/i386/pr82260-2.c: New test. Added: trunk/gcc/testsuite/gcc.target/i386/pr82260-1.c trunk/gcc/testsuite/gcc.target/i386/pr82260-2.c Modified: trunk/gcc/ChangeLog trunk/gcc/config/i386/i386.md trunk/gcc/testsuite/ChangeLog