[Bug target/58066] __tls_get_addr is called with misaligned stack on x86-64

["uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58066

--- Comment #19 from uros at gcc dot gnu.org ---
Author: uros
Date: Thu Jul 23 18:51:56 2015
New Revision: 226119

URL: https://gcc.gnu.org/viewcvs?rev=226119&root=gcc&view=rev
Log:
        Backport from mainline:
        2015-07-17  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/66891
        * calls.c (expand_call): Wrap precompute_register_parameters with
        NO_DEFER_POP/OK_DEFER_POP to prevent deferred pops.

        2015-07-15  Uros Bizjak  <ubizjak@gmail.com>

        PR target/58066
        * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Depend on
SP_REG.
        (*tls_local_dynamic_base_64_<mode>): Ditto.
        (*tls_local_dynamic_base_64_largepic): Ditto.
        (tls_global_dynamic_64_<mode>): Update expander pattern.
        (tls_local_dynamic_base_64_<mode>): Ditto.

        2015-07-15  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/58066
        * calls.c (expand_call): Precompute register parameters before stack

testsuite/ChangeLog:

        Backport from mainline:
        2015-07-17  Uros Bizjak  <ubizjak@gmail.com>

        PR target/66891
        * gcc.target/i386/pr66891.c: New test.


Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.target/i386/pr66891.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/calls.c
    branches/gcc-5-branch/gcc/config/i386/i386.md
    branches/gcc-5-branch/gcc/testsuite/ChangeLog