Regressions on trunk at revision 242872 vs revision 242860

[H.J. Lu ia32]

New failures:

New passes:
FAIL: gcc.target/i386/avx512f-vcmppd-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vcmppd-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vcmpps-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vcmpps-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vcmpsd-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vcmpsd-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vcmpss-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vcmpss-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vgetmantpd-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vgetmantpd-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vgetmantps-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vgetmantps-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vgetmantsd-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vgetmantsd-2.c (test for excess errors)
FAIL: gcc.target/i386/avx512f-vgetmantss-2.c (internal compiler error)
FAIL: gcc.target/i386/avx512f-vgetmantss-2.c (test for excess errors)
FAIL: gcc.target/i386/avx-cmpsd-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-cmpsd-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-cmpss-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-cmpss-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-vcmppd-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-vcmppd-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-vcmppd-256-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-vcmppd-256-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-vcmpps-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-vcmpps-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-vcmpps-256-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-vcmpps-256-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-vcmpsd-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-vcmpsd-1.c (test for excess errors)
FAIL: gcc.target/i386/avx-vcmpss-1.c (internal compiler error)
FAIL: gcc.target/i386/avx-vcmpss-1.c (test for excess errors)
FAIL: gcc.target/i386/pr52754.c (internal compiler error)
FAIL: gcc.target/i386/pr52754.c (test for excess errors)
FAIL: gcc.target/i386/pr59390_1.c (internal compiler error)
FAIL: gcc.target/i386/pr59390_1.c (test for excess errors)