https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89676
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P2
Target Milestone|--- |7.5
Summary|Redundant moves for long |[7/8/9 Regression]
|long shift on 32bit x86 |Redundant moves for long
| |long shift on 32bit x86
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Started with r244942 (at least with -O2 -m32 -fomit-frame-pointer), before that
we emitted
foo:
movl 4(%esp), %eax
movl 8(%esp), %edx
shldl $3, %eax, %edx
sall $3, %eax
ret
