Regressions on master at commit r17-3674 vs commit r17-3663 on Linux/x86_64

[Haochen Jiang via Gcc-regression]

Regressions on master at commit r17-3674 vs commit r17-3663 on Linux/x86_64
New failures:

New passes:
FAIL: gcc.target/i386/pr125238.c scan-assembler movabsq[ \\t]+\\$8589934594, 
%r[a-z0-9]+
FAIL: gcc.target/i386/pr89523-1a.c scan-assembler addr32 vgather
FAIL: gcc.target/i386/pr89523-1b.c scan-assembler addr32 vgather