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| author | Eric Botcazou <ebotcazou@adacore.com> | 2010-07-08 12:27:01 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2010-07-08 12:27:01 +0000 |
| commit | 2de710b956f05c56cf45601e38a2d9a4b4bed0d1 (patch) | |
| tree | ca5b252d0f945589fbef65bd7cd88cbe03b560bb /gcc/tree-vrp.c | |
| parent | f076debaba31c16b9a2f06394a43e38025a3a390 (diff) | |
| download | gcc-2de710b956f05c56cf45601e38a2d9a4b4bed0d1.zip gcc-2de710b956f05c56cf45601e38a2d9a4b4bed0d1.tar.gz gcc-2de710b956f05c56cf45601e38a2d9a4b4bed0d1.tar.bz2 | |
cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
* config/i386/cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
* config/i386/freebsd.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
* config/i386/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
* config/i386/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
* config/i386/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
* config/i386/i386.c (ix86_gen_adjust_stack_and_probe): New variable.
(ix86_gen_probe_stack_range): Likewise.
(override_options): Set them.
(ix86_target_stack_probe): New function.
(ix86_compute_frame_layout): Force use of push instructions to
save registers if stack checking with probes is enabled.
(get_scratch_register_on_entry): New function.
(release_scratch_register_on_entry): Likewise.
(ix86_adjust_stack_and_probe): Likewise.
(output_adjust_stack_and_probe): Likewise.
(ix86_emit_probe_stack_range): Likewise.
(output_probe_stack_range): Likewise.
(ix86_expand_prologue): Emit stack checking code if static built-in
stack checking is enabled.
Test ix86_target_stack_probe instead of TARGET_STACK_PROBE.
* config/i386/i386-protos.h (ix86_target_stack_probe): Declare.
(output_adjust_stack_and_probe): Likewise.
(output_probe_stack_range): Likewise.
* config/i386/i386.md (UNSPECV_PROBE_STACK_RANGE): New constant.
(allocate_stack_worker_32): Test ix86_target_stack_probe instead of
TARGET_STACK_PROBE.
(allocate_stack_worker_64): Likewise.
(allocate_stack): Likewise.
(adjust_stack_and_probe): New insn.
(probe_stack_range): Likewise.
From-SVN: r161952
Diffstat (limited to 'gcc/tree-vrp.c')
0 files changed, 0 insertions, 0 deletions