Regressions on master at commit r11-2688 vs commit r11-2679 on Linux/x86_64

[H.J. Lu]

New failures:
FAIL: gcc.target/i386/avx512bw-pr96246-1.c scan-assembler-times vblendmp[sd][\t ] 2
FAIL: gcc.target/i386/avx512bw-pr96246-1.c scan-assembler-times vblendmp[sd][\t ] 2
FAIL: gcc.target/i386/avx512bw-pr96246-1.c scan-assembler-times vblendmp[sd][\t ] 2
FAIL: gcc.target/i386/avx512vl-pr96246-1.c scan-assembler-times vblendmp[sd][\t ] 3
FAIL: gcc.target/i386/avx512vl-pr96246-1.c scan-assembler-times vblendmp[sd][\t ] 3
FAIL: gcc.target/i386/avx512vl-pr96246-1.c scan-assembler-times vblendmp[sd][\t ] 3

New passes:
FAIL: gfortran.dg/pr93423.f90   -O  (test for excess errors)