[Bug target/70064] Wrong code with custom flags and quite big testcase @ i686

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70064

--- Comment #10 from uros at gcc dot gnu.org ---
Author: uros
Date: Mon Mar  7 19:54:02 2016
New Revision: 234050

URL: https://gcc.gnu.org/viewcvs?rev=234050&root=gcc&view=rev
Log:
        PR target/70064
        * config/i386/i386.h (machine_function): Add
        pc_thunk_call_expanded flag.
        (ix86_pc_thunk_call_expanded): New define.
        * config/i386/i386.md (set_got, set_got_labelled): New expanders.
        (*set_got): Rename insn pattern from set_got.
        (*set_got_labelled): Rename inst pattern from set_got_labelled.
        * config/i386/i386.c (ix86_compute_frame_layout): Use
        ix86_pc_thunk_call_expanded to prevent red-zone.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/i386.h
    trunk/gcc/config/i386/i386.md