Regressions on master at commit r17-2369 vs commit r17-2363 on Linux/x86_64

[Haochen Jiang via Gcc-regression]

Regressions on master at commit r17-2369 vs commit r17-2363 on Linux/x86_64
New failures:

New passes:
FAIL: gcc.target/i386/bmi2-mulx-highpart-1.c check-function-bodies div7
FAIL: gcc.target/i386/mulq-highpart.c check-function-bodies div7