[Bug bootstrap/77359] [7 Regression] AIX bootstrap failure due to alignment of stack pointer + STACK_DYNAMIC_OFFSET

[krebbel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77359

--- Comment #22 from Andreas Krebbel <krebbel at gcc dot gnu.org> ---
Author: krebbel
Date: Fri Nov 18 14:28:49 2016
New Revision: 242589

URL: https://gcc.gnu.org/viewcvs?rev=242589&root=gcc&view=rev
Log:
RS6000: Fix PR 77359: Properly align local variables in functions calling
alloca.

gcc/ChangeLog:

2016-11-18  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rs6000_stack_info): PR/77359: Properly align
        local variables in functions calling alloca.  Also update the ASCII
        drawings
        * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET):
        PR/77359: Likewise.
        * config/rs6000/aix.h (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET):
        PR/77359: Copy AIX specific versions of the rs6000.h macros to aix.h.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/aix.h
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/config/rs6000/rs6000.h