function.h (struct function): Remove dont_emit_block_notes.

        * function.h (struct function): Remove dont_emit_block_notes.
        * gimple-low.c (lower_function_body): Don't set it.
        * cfgexpand.c (expand_block): Don't check it.
        * cfglayout.c (insn_locators_initialize): Likewise.
        * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
        * passes.c (rest_of_compilation): Likewise.
        * stmt.c (expand_start_bindings_and_block): Likewise.
        (expand_end_bindings): Likewise.

From-SVN: r83959

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dcd3ea7559b68a335f37d96f78653d22c4af2a51..5b78d22c7659b0d19be6d3181996d3ff77064fc4 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,14 @@
+2004-07-01  Richard Henderson  <rth@redhat.com>
+
+       * function.h (struct function): Remove dont_emit_block_notes.
+       * gimple-low.c (lower_function_body): Don't set it.
+       * cfgexpand.c (expand_block): Don't check it.
+       * cfglayout.c (insn_locators_initialize): Likewise.
+       * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
+       * passes.c (rest_of_compilation): Likewise.
+       * stmt.c (expand_start_bindings_and_block): Likewise.
+       (expand_end_bindings): Likewise.
+
 2004-07-01  Richard Henderson  <rth@redhat.com>
 
        * cgraph.h (cgraph_build_static_cdtor): Declare.

diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c
index c6505767c66106ba3b9a465e1264a1f874557233..4227b985f3d5ca96318b395503b1240d9f3f19ae 100644 (file)
--- a/gcc/cfgexpand.c
+++ b/gcc/cfgexpand.c
@@ -119,8 +119,7 @@ expand_block (basic_block bb, FILE * dump_file)
            if (EXPR_LOCUS (stmt))
              {
                emit_line_note (*(EXPR_LOCUS (stmt)));
-               if (cfun->dont_emit_block_notes)
-                 record_block_change (TREE_BLOCK (stmt));
+               record_block_change (TREE_BLOCK (stmt));
              }
 
            /* These flags have no purpose in RTL land.  */

diff --git a/gcc/cfglayout.c b/gcc/cfglayout.c
index be890d9b399c34bc3f936b72ee3355121844dd4d..3fb23992acff261771243022a7d48aa845eed980 100644 (file)
--- a/gcc/cfglayout.c
+++ b/gcc/cfglayout.c
@@ -308,19 +308,9 @@ insn_locators_initialize (void)
          switch (NOTE_LINE_NUMBER (insn))
            {
            case NOTE_INSN_BLOCK_BEG:
-             if (cfun->dont_emit_block_notes)
-               abort ();
-             block = NOTE_BLOCK (insn);
-             delete_insn (insn);
-             break;
            case NOTE_INSN_BLOCK_END:
-             if (cfun->dont_emit_block_notes)
-               abort ();
-             block = BLOCK_SUPERCONTEXT (block);
-             if (block && TREE_CODE (block) == FUNCTION_DECL)
-               block = 0;
-             delete_insn (insn);
-             break;
+             abort ();
+
            default:
              if (NOTE_LINE_NUMBER (insn) > 0)
                {
@@ -333,16 +323,14 @@ insn_locators_initialize (void)
            }
        }
 
-      if (cfun->dont_emit_block_notes)
-       check_block_change (insn, &block);
+      check_block_change (insn, &block);
     }
 
   /* Tag the blocks with a depth number so that change_scope can find
      the common parent easily.  */
   set_block_levels (DECL_INITIAL (cfun->decl), 0);
 
-  if (cfun->dont_emit_block_notes)
-    free_block_changes ();
+  free_block_changes ();
 }
 
 /* For each lexical block, set BLOCK_NUMBER to the depth at which it is

diff --git a/gcc/expr.c b/gcc/expr.c
index d67e6ee3fd6aa325ffa4a05c3775d273af0d654b..308f47c04b5de380985c55318f2d00ad6816f783 100644 (file)
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -6490,8 +6490,7 @@ expand_expr_real (tree exp, rtx target, enum machine_mode tmode,
       emit_line_note (input_location);
       
       /* Record where the insns produced belong.  */
-      if (cfun->dont_emit_block_notes)
-       record_block_change (TREE_BLOCK (exp));
+      record_block_change (TREE_BLOCK (exp));
 
       ret = expand_expr_real_1 (exp, target, tmode, modifier, alt_rtl);
 
@@ -8534,8 +8533,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
              if (EXPR_HAS_LOCATION (exp))
                {
                  emit_line_note (EXPR_LOCATION (exp));
-                 if (cfun->dont_emit_block_notes)
-                   record_block_change (TREE_BLOCK (exp));
+                 record_block_change (TREE_BLOCK (exp));
                }
              expand_elseif (TREE_OPERAND (exp, 0));
              expand_expr (TREE_OPERAND (exp, 1), const0_rtx, VOIDmode, 0);

diff --git a/gcc/function.h b/gcc/function.h
index 39dde5335e8f0f2617eced402c272ff8a466dbc7..7d8394b51239ecc3f7822b07f804aaa45582e404 100644 (file)
--- a/gcc/function.h
+++ b/gcc/function.h
@@ -361,10 +361,6 @@ struct function GTY(())
      delay list for them is recorded here.  */
   rtx epilogue_delay_list;
 
-  /* Nonzero if NOTE_INSN_BLOCK_BEG / NOTE_INSN_BLOCK_END notes should not
-     be emitted.  */
-  unsigned int dont_emit_block_notes : 1;
-
   /* How commonly executed the function is.  Initialized during branch
      probabilities pass.  */
   enum function_frequency {

diff --git a/gcc/gimple-low.c b/gcc/gimple-low.c
index f5ee15bdd3b64a60d30ef8b88672dcb87a62220c..67b7f2d16ee175fad8384f4accf9a7eb91c7511b 100644 (file)
--- a/gcc/gimple-low.c
+++ b/gcc/gimple-low.c
@@ -124,8 +124,6 @@ lower_function_body (void)
 
   clear_block_marks (data.block);
 
-  /* Avoid producing notes for blocks.  */
-  cfun->dont_emit_block_notes = 1;
   reset_block_changes ();
 }
 

diff --git a/gcc/passes.c b/gcc/passes.c
index 8ed0f305449fdc0267b9e0aab36e1f29cd8c61f3..df1c5bd372b6a30ccefd0df867d59d0c58a41919 100644 (file)
--- a/gcc/passes.c
+++ b/gcc/passes.c
@@ -1374,14 +1374,7 @@ rest_of_compilation (void)
      have been run to re-initialize it.  */
   cse_not_expected = ! optimize;
 
-  if (!cfun->dont_emit_block_notes)
-    {
-      /* In function-at-a-time mode, we do not attempt to keep the BLOCK
-        tree in sensible shape.  So, we just recalculate it here.  */
-      reorder_blocks ();
-    }
-  else
-    finalize_block_changes ();
+  finalize_block_changes ();
 
   /* Dump the rtl code if we are dumping rtl.  */
   if (open_dump_file (DFI_rtl, current_function_decl))
@@ -1413,8 +1406,6 @@ rest_of_compilation (void)
      over the instruction sequence faster, and allow the garbage
      collector to reclaim the memory used by the notes.  */
   remove_unnecessary_notes ();
-  if (!cfun->dont_emit_block_notes)
-    reorder_blocks ();
 
   ggc_collect ();
 

diff --git a/gcc/stmt.c b/gcc/stmt.c
index a1520e49585821b8140a79b16641ffc562b4d3cb..5c8a6e8af9c038e906d47e5d68af6342a93c23c2 100644 (file)
--- a/gcc/stmt.c
+++ b/gcc/stmt.c
@@ -2840,13 +2840,7 @@ expand_start_bindings_and_block (int flags, tree block)
     abort ();
 
   /* Create a note to mark the beginning of the block.  */
-  if (block_flag && !cfun->dont_emit_block_notes)
-    {
-      note = emit_note (NOTE_INSN_BLOCK_BEG);
-      NOTE_BLOCK (note) = block;
-    }
-  else
-    note = emit_note (NOTE_INSN_DELETED);
+  note = emit_note (NOTE_INSN_DELETED);
 
   /* Make an entry on block_stack for the block we are entering.  */
 
@@ -3073,7 +3067,8 @@ warn_about_unused_variables (tree vars)
    labels (because the front end does that).  */
 
 void
-expand_end_bindings (tree vars, int mark_ends, int dont_jump_in)
+expand_end_bindings (tree vars, int mark_ends ATTRIBUTE_UNUSED,
+                    int dont_jump_in)
 {
   struct nesting *thisblock = block_stack;
 
@@ -3165,14 +3160,8 @@ expand_end_bindings (tree vars, int mark_ends, int dont_jump_in)
      We do this now, after running cleanups on the variables
      just going out of scope, so they are in scope for their cleanups.  */
 
-  if (mark_ends && !cfun->dont_emit_block_notes)
-    {
-      rtx note = emit_note (NOTE_INSN_BLOCK_END);
-      NOTE_BLOCK (note) = NOTE_BLOCK (thisblock->data.block.first_insn);
-    }
-  else
-    /* Get rid of the beginning-mark if we don't make an end-mark.  */
-    NOTE_LINE_NUMBER (thisblock->data.block.first_insn) = NOTE_INSN_DELETED;
+  /* Get rid of the beginning-mark if we don't make an end-mark.  */
+  NOTE_LINE_NUMBER (thisblock->data.block.first_insn) = NOTE_INSN_DELETED;
 
   /* Restore the temporary level of TARGET_EXPRs.  */
   target_temp_slot_level = thisblock->data.block.block_target_temp_slot_level;