https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87545
Bug ID: 87545
Summary: [9 Regression] -mtune=intel regressions
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
Target Milestone: ---
Target: i386,x86-64
On x86-64, r264866 caused:
FAIL: gcc.dg/vect/costmodel/x86_64/costmodel-vect-slp.c scan-tree-dump-not slp2
"vectorization is not profitable"
FAIL: gcc.dg/vect/costmodel/x86_64/costmodel-vect-slp.c scan-tree-dump slp2
"basic block vectorized"
FAIL: gcc.target/i386/pr42542-4a.c scan-assembler pcmpgtq
FAIL: gcc.target/i386/pr42542-4a.c scan-assembler pcmpgtq
FAIL: gcc.target/i386/pr42542-5a.c scan-assembler pcmpgtq
FAIL: gcc.target/i386/pr42542-5a.c scan-assembler pcmpgtq
FAIL: gcc.target/i386/rotate-3.c scan-tree-dump-times vect "vectorized 1 loops"
1
FAIL: gcc.target/i386/rotate-3.c scan-tree-dump-times vect "vectorized 1 loops"
1
FAIL: gcc.target/i386/rotate-4.c scan-tree-dump-times vect "vectorized 1 loops"
1
FAIL: gcc.target/i386/rotate-4.c scan-tree-dump-times vect "vectorized 1 loops"
1
when
RUNTESTFLAGS="--target_board='unix{-m32\ -mtune=intel,-mtune=intel}'"
is used since vectorization is disabled for -mtune=intel.
