diff options
Diffstat (limited to 'gcc/jump.c')
| -rw-r--r-- | gcc/jump.c | 40 |
1 files changed, 38 insertions, 2 deletions
@@ -56,6 +56,7 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA #include "reload.h" #include "predict.h" #include "timevar.h" +#include "tree-pass.h" /* Optimize jump y; x: ... y: jumpif... x? Don't know if it is worth bothering with. */ @@ -120,8 +121,25 @@ cleanup_barriers (void) } } +struct tree_opt_pass pass_cleanup_barriers = +{ + NULL, /* name */ + NULL, /* gate */ + cleanup_barriers, /* execute */ + NULL, /* sub */ + NULL, /* next */ + 0, /* static_pass_number */ + 0, /* tv_id */ + 0, /* properties_required */ + 0, /* properties_provided */ + 0, /* properties_destroyed */ + 0, /* todo_flags_start */ + 0, /* todo_flags_finish */ + 0 /* letter */ +}; + void -purge_line_number_notes (rtx f) +purge_line_number_notes (void) { rtx last_note = 0; rtx insn; @@ -130,7 +148,7 @@ purge_line_number_notes (rtx f) extraneous. There should be some indication where that line belonged, even if it became empty. */ - for (insn = f; insn; insn = NEXT_INSN (insn)) + for (insn = get_insns (); insn; insn = NEXT_INSN (insn)) if (NOTE_P (insn)) { if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_FUNCTION_BEG) @@ -157,6 +175,24 @@ purge_line_number_notes (rtx f) } } } + +struct tree_opt_pass pass_purge_lineno_notes = +{ + NULL, /* name */ + NULL, /* gate */ + purge_line_number_notes, /* execute */ + NULL, /* sub */ + NULL, /* next */ + 0, /* static_pass_number */ + 0, /* tv_id */ + 0, /* properties_required */ + 0, /* properties_provided */ + 0, /* properties_destroyed */ + 0, /* todo_flags_start */ + 0, /* todo_flags_finish */ + 0 /* letter */ +}; + /* Initialize LABEL_NUSES and JUMP_LABEL fields. Delete any REG_LABEL notes whose labels don't occur in the insn any more. Returns the |