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r153750 - in /trunk/gcc: ChangeLog cfgexpand.c ...
- From: hjl at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 30 Oct 2009 14:32:27 -0000
- Subject: r153750 - in /trunk/gcc: ChangeLog cfgexpand.c ...
Author: hjl
Date: Fri Oct 30 14:32:26 2009
New Revision: 153750
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=153750
Log:
Optimize -mstackrealign.
gcc/
2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/40836
* cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
first. Move assert on stack_alignment_estimated just before
setting stack_realign_needed.
(gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
Don't call update_stack_boundary.
* config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
(verride_options): Don't check ix86_force_align_arg_pointer here.
(ix86_function_ok_for_sibcall): Use it.
(ix86_update_stack_boundary): Likewise.
* config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
gcc/testsuite/
2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/40838
* gcc.target/i386/incoming-6.c: New.
* gcc.target/i386/incoming-7.c: Likewise.
* gcc.target/i386/incoming-8.c: Likewise.
* gcc.target/i386/incoming-9.c: Likewise.
* gcc.target/i386/incoming-10.c: Likewise.
* gcc.target/i386/incoming-11.c: Likewise.
* gcc.target/i386/incoming-12.c: Likewise.
* gcc.target/i386/incoming-13.c: Likewise.
* gcc.target/i386/incoming-14.c: Likewise.
* gcc.target/i386/incoming-15.c: Likewise.
* gcc.target/i386/pr37843-4.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.target/i386/incoming-10.c
trunk/gcc/testsuite/gcc.target/i386/incoming-11.c
trunk/gcc/testsuite/gcc.target/i386/incoming-12.c
trunk/gcc/testsuite/gcc.target/i386/incoming-13.c
trunk/gcc/testsuite/gcc.target/i386/incoming-14.c
trunk/gcc/testsuite/gcc.target/i386/incoming-15.c
trunk/gcc/testsuite/gcc.target/i386/incoming-6.c
trunk/gcc/testsuite/gcc.target/i386/incoming-7.c
trunk/gcc/testsuite/gcc.target/i386/incoming-8.c
trunk/gcc/testsuite/gcc.target/i386/incoming-9.c
trunk/gcc/testsuite/gcc.target/i386/pr37843-4.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgexpand.c
trunk/gcc/config/i386/i386.c
trunk/gcc/config/i386/i386.h
trunk/gcc/testsuite/ChangeLog