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| author | Trevor Saunders <tbsaunde+gcc@tbsaunde.org> | 2016-08-28 00:03:59 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2016-08-28 00:03:59 +0000 |
| commit | 6f7eba349b7f2b140f163b772ba94b383d02d64e (patch) | |
| tree | 6e015ffd2f6f050040be30de304e3e8a115eba43 /gcc/cfgbuild.c | |
| parent | 9cad8a673f30b657218eb73565b992ba203a2581 (diff) | |
| download | gcc-6f7eba349b7f2b140f163b772ba94b383d02d64e.zip gcc-6f7eba349b7f2b140f163b772ba94b383d02d64e.tar.gz gcc-6f7eba349b7f2b140f163b772ba94b383d02d64e.tar.bz2 | |
make forced labels a vec
gcc/ChangeLog:
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgbuild.c (make_edges): Adjust.
* cfgrtl.c (can_delete_label_p): Likewise.
* dwarf2cfi.c (create_trace_edges): Likewise.
* except.c (sjlj_emit_dispatch_table): Likewise.
* function.h (struct expr_status): make x_forced_labels a vector.
* jump.c (rebuild_jump_labels_1): Adjust.
* reload1.c (set_initial_label_offsets): Likewise.
* stmt.c (force_label_rtx): Likewise.
(expand_label): Likewise.
From-SVN: r239800
Diffstat (limited to 'gcc/cfgbuild.c')
| -rw-r--r-- | gcc/cfgbuild.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/cfgbuild.c b/gcc/cfgbuild.c index c1ec46a..edecab5 100644 --- a/gcc/cfgbuild.c +++ b/gcc/cfgbuild.c @@ -204,7 +204,8 @@ make_edges (basic_block min, basic_block max, int update_p) /* Heavy use of computed goto in machine-generated code can lead to nearly fully-connected CFGs. In that case we spend a significant amount of time searching the edge lists for duplicates. */ - if (forced_labels || cfun->cfg->max_jumptable_ents > 100) + if (!vec_safe_is_empty (forced_labels) + || cfun->cfg->max_jumptable_ents > 100) edge_cache = sbitmap_alloc (last_basic_block_for_fn (cfun)); /* By nature of the way these get numbered, ENTRY_BLOCK_PTR->next_bb block @@ -280,8 +281,10 @@ make_edges (basic_block min, basic_block max, int update_p) everything on the forced_labels list. */ else if (computed_jump_p (insn)) { - for (rtx_insn_list *x = forced_labels; x; x = x->next ()) - make_label_edge (edge_cache, bb, x->insn (), EDGE_ABNORMAL); + rtx_insn *insn; + unsigned int i; + FOR_EACH_VEC_SAFE_ELT (forced_labels, i, insn) + make_label_edge (edge_cache, bb, insn, EDGE_ABNORMAL); } /* Returns create an exit out. */ |