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authordmalcolm <dmalcolm@138bc75d-0d04-0410-961f-82ee72b054a4>2014-08-18 20:48:17 +0000
committerdmalcolm <dmalcolm@138bc75d-0d04-0410-961f-82ee72b054a4>2014-08-18 20:48:17 +0000
commita684cb043a394d7a57a65738413e75e5a102dc29 (patch)
treeb4356fbacb07e1edc905225a3dabc568905187a7 /gcc/basic-block.h
parent904c3df207c0c8eeb9e5f4e09ee56fe838dd13d1 (diff)
downloadgcc-a684cb043a394d7a57a65738413e75e5a102dc29.tar.gz
Split BB_HEAD et al into BB_HEAD/SET_BB_HEAD variants
gcc/ 2014-08-18 David Malcolm <dmalcolm@redhat.com> * basic-block.h (BB_HEAD): Split macro in two: the existing one, for rvalues, and... (SET_BB_HEAD): New macro, for use as a lvalue. (BB_END, SET_BB_END): Likewise. (BB_HEADER, SET_BB_HEADER): Likewise. (BB_FOOTER, SET_BB_FOOTER): Likewise. * bb-reorder.c (add_labels_and_missing_jumps): Convert lvalue use of BB_* macros into SET_BB_* macros. (fix_crossing_unconditional_branches): Likewise. * caller-save.c (save_call_clobbered_regs): Likewise. (insert_one_insn): Likewise. * cfgbuild.c (find_bb_boundaries): Likewise. * cfgcleanup.c (merge_blocks_move_successor_nojumps): Likewise. (outgoing_edges_match): Likewise. (try_optimize_cfg): Likewise. * cfgexpand.c (expand_gimple_cond): Likewise. (expand_gimple_tailcall): Likewise. (expand_gimple_basic_block): Likewise. (construct_exit_block): Likewise. * cfgrtl.c (delete_insn): Likewise. (create_basic_block_structure): Likewise. (rtl_delete_block): Likewise. (rtl_split_block): Likewise. (emit_nop_for_unique_locus_between): Likewise. (rtl_merge_blocks): Likewise. (block_label): Likewise. (try_redirect_by_replacing_jump): Likewise. (emit_barrier_after_bb): Likewise. (fixup_abnormal_edges): Likewise. (record_effective_endpoints): Likewise. (relink_block_chain): Likewise. (fixup_reorder_chain): Likewise. (fixup_fallthru_exit_predecessor): Likewise. (cfg_layout_duplicate_bb): Likewise. (cfg_layout_split_block): Likewise. (cfg_layout_delete_block): Likewise. (cfg_layout_merge_blocks): Likewise. * combine.c (update_cfg_for_uncondjump): Likewise. * emit-rtl.c (add_insn_after): Likewise. (remove_insn): Likewise. (reorder_insns): Likewise. (emit_insn_after_1): Likewise. * haifa-sched.c (get_ebb_head_tail): Likewise. (restore_other_notes): Likewise. (move_insn): Likewise. (sched_extend_bb): Likewise. (fix_jump_move): Likewise. * ifcvt.c (noce_process_if_block): Likewise. (dead_or_predicable): Likewise. * ira.c (update_equiv_regs): Likewise. * reg-stack.c (change_stack): Likewise. * sel-sched-ir.c (sel_move_insn): Likewise. * sel-sched.c (move_nop_to_previous_block): Likewise. * config/c6x/c6x.c (hwloop_optimize): Likewise. * config/ia64/ia64.c (emit_predicate_relation_info): Likewise. / 2014-08-18 David Malcolm <dmalcolm@redhat.com> * rtx-classes-status.txt (TODO): Add SET_BB_HEAD, SET_BB_END, SET_BB_HEADER, SET_BB_FOOTER git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214121 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/basic-block.h')
-rw-r--r--gcc/basic-block.h15
1 files changed, 11 insertions, 4 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h
index f417b34a873..98cb00c8d24 100644
--- a/gcc/basic-block.h
+++ b/gcc/basic-block.h
@@ -368,10 +368,17 @@ struct GTY(()) control_flow_graph {
/* Stuff for recording basic block info. */
-#define BB_HEAD(B) (B)->il.x.head_
-#define BB_END(B) (B)->il.x.rtl->end_
-#define BB_HEADER(B) (B)->il.x.rtl->header_
-#define BB_FOOTER(B) (B)->il.x.rtl->footer_
+/* These macros are currently split into two:
+ one suitable for reading, and for writing.
+ These will become functions in a follow-up patch. */
+#define BB_HEAD(B) (((const_basic_block)B)->il.x.head_)
+#define SET_BB_HEAD(B) (B)->il.x.head_
+#define BB_END(B) (((const rtl_bb_info *)(B)->il.x.rtl)->end_)
+#define SET_BB_END(B) (B)->il.x.rtl->end_
+#define BB_HEADER(B) (((const rtl_bb_info *)(B)->il.x.rtl)->header_)
+#define SET_BB_HEADER(B) (B)->il.x.rtl->header_
+#define BB_FOOTER(B) (((const rtl_bb_info *)(B)->il.x.rtl)->footer_)
+#define SET_BB_FOOTER(B) (B)->il.x.rtl->footer_
/* Special block numbers [markers] for entry and exit.
Neither of them is supposed to hold actual statements. */