Regressions on trunk at revision 254912 vs revision 254861

[H.J. Lu Intel64]

New failures:
FAIL: gcc.target/i386/pr82361-1.c scan-assembler-not movl\t%eax, %eax
FAIL: gcc.target/i386/pr82361-1.c scan-assembler-times movl\t%edx, %edx 2 (found 4 times)
FAIL: gcc.target/i386/pr82361-2.c scan-assembler-not movl\t%eax, %eax
FAIL: gcc.target/i386/pr82361-2.c scan-assembler-not movl\t%edx, %edx
FAIL: g++.dg/pr82836.C   (test for excess errors)
FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times graphite "2 loops carried no dependency" 1 (found 0 times)
FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times graphite "2 loops carried no dependency" 1 (found 0 times)
FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times optimized "loopfn" 8 (found 12 times)
FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times optimized "loopfn" 8 (found 12 times)

New passes:
FAIL: gcc.dg/tree-prof/20050826-2.c scan-tree-dump-not dom2 "Invalid sum"
FAIL: gcc.dg/tree-prof/20050826-2.c scan-tree-dump-not dom2 "Invalid sum"
FAIL: gcc.target/i386/vect-unpack-1.c scan-assembler-times vpmovzxbw[ \\t]+[^\n]*%zmm 2 (found 0 times)
FAIL: gcc.target/i386/vect-unpack-1.c scan-assembler-times vpmovzxbw[ \\t]+[^\n]*%zmm 2 (found 0 times)