* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Disable accumulation
for cold functions.
* x86-tune.def (X86_TUNE_USE_LEAVE): Update comment.
(X86_TUNE_PUSH_MEMORY): Likewise.
(X86_TUNE_AVX256_UNALIGNED_LOAD_OPTIMAL,
X86_TUNE_AVX256_UNALIGNED_STORE_OPTIMAL): New.
(X86_TUNE_ACCUMULATE_OUTGOING_ARGS, X86_TUNE_ALWAYS_FANCY_MATH_387): New.
* i386.c (x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
x86_avx256_split_unaligned_load, x86_avx256_split_unaligned_store):
Remove.
(ix86_option_override_internal): Update to use tune features instead
of variables.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@203855 138bc75d-0d04-0410-961f-82ee72b054a4