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| author | chrbr <chrbr@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-07-02 13:03:14 +0000 |
|---|---|---|
| committer | chrbr <chrbr@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-07-02 13:03:14 +0000 |
| commit | 7fc0df2f06324a649ce0c5d58251e57b7b948268 (patch) | |
| tree | d5f4efb38c4b5345b26af85c0f13b1a9412dd461 /gcc/config/i386/i386.c | |
| parent | d57a14220e72765e991e651383bb3fa1e4f4f064 (diff) | |
| download | gcc-7fc0df2f06324a649ce0c5d58251e57b7b948268.tar.gz | |
Support mode toggle.
* mode-switching.c (struct bb_info): Add mode_out, mode_in caches.
(make_preds_opaque): Delete.
(clear_mode_bit, mode_bit_p, set_mode_bit): New macros.
(commit_mode_sets): New function.
(optimize_mode_switching): Handle current_mode to mode_switching_emit.
Process all modes at once.
* basic-block.h (pre_edge_lcm_avs): Declare.
* lcm.c (pre_edge_lcm_avs): Renamed from pre_edge_lcm.
Call clear_aux_for_edges. Fix comments.
(pre_edge_lcm): New wrapper function to call pre_edge_lcm_avs.
(pre_edge_rev_lcm): Idem.
* config/epiphany/epiphany.c (emit_set_fp_mode): Add prev_mode parameter.
* config/epiphany/epiphany-protos.h (emit_set_fp_mode): Idem.
* config/epiphany/resolve-sw-modes.c (pass_resolve_sw_modes::execute): Idem.
* config/i386/i386.c (x96_emit_mode_set): Idem.
* config/sh/sh.c (sh_emit_mode_set): Likewise. Handle PR toggle.
* config/sh/sh.md (toggle_pr): Defined if TARGET_FPU_SINGLE.
(fpscr_toggle) Disallow from delay slot.
* target.def (emit_mode_set): Add prev_mode parameter.
* doc/tm.texi: Regenerate.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@212230 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/i386/i386.c')
| -rw-r--r-- | gcc/config/i386/i386.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 8046c67c555..d29a25b13cb 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -16447,7 +16447,8 @@ ix86_avx_emit_vzeroupper (HARD_REG_SET regs_live) are to be inserted. */ static void -ix86_emit_mode_set (int entity, int mode, HARD_REG_SET regs_live) +ix86_emit_mode_set (int entity, int mode, int prev_mode ATTRIBUTE_UNUSED, + HARD_REG_SET regs_live) { switch (entity) { |