Regressions on trunk at revision 250756 vs revision 250726

[H.J. Lu Intel64]

New failures:

New passes:
FAIL: gcc.target/i386/pr79793-1.c scan-assembler-times add[lq][\t ]*\\$400,[\t ]*%[re]sp 1
FAIL: gcc.target/i386/pr79793-1.c scan-assembler-times sub[lq][\t ]*\\$400,[\t ]*%[re]sp 1
FAIL: gcc.target/i386/pr79793-2.c scan-assembler-times add[lq][\t ]*\\$400,[\t ]*%[re]sp 1
FAIL: gcc.target/i386/pr79793-2.c scan-assembler-times sub[lq][\t ]*\\$392,[\t ]*%[re]sp 1
FAIL: gfortran.dg/bessel_6.f90   -O0  execution test
FAIL: gfortran.dg/bessel_6.f90   -O1  execution test
FAIL: gfortran.dg/bessel_6.f90   -O2  execution test
FAIL: gfortran.dg/bessel_6.f90   -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions  execution test
FAIL: gfortran.dg/bessel_6.f90   -O3 -g  execution test
FAIL: gfortran.dg/bessel_6.f90   -Os  execution test