alpha.c (alpha_output_mi_thunk_osf): Use insn_locators_alloc instead of insn_locators_initialize...

	* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
	insn_locators_alloc instead of insn_locators_initialize;
	call reset_block_changes.
	* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
	* config/sh/sh.c (sparc_output_mi_thunk): Likewise.
	* config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
	* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
	* config/score/score.c (th_output_mi_thunk): Likewise.
	* config/mips/mips.c (mips_output_mi_thunk): Likewise.
	* cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
	tolerate uninitialized locator info.

	Re-apply:
	* function.c (init_function_start): Don't init line number info.
	(expand_function_end): Update.
	(reset_block_changes, record_block_change, finalize_block_changes,
	check_block_change, free_block_changes): Kill.
	* function.h (reset_block_changes, record_block_change,
	finalize_block_changes, check_block_change, free_block_changes): Remove
	prototypes.
	(struct function): Remove ib_boundaries_block.
	* emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
	Use curr_insn_locator to initialize locator.
	(emit_line_note): Remove.
	* cfgexpand.c (expand_gimple_cond_expr): Update.
	(construct_exit_block): Likewise.
	(tree_expand_cfg): Initialize/finalize locators.
	* expr.c (expand_expr_real): Update.
	* cfglayout.c (line_locators_locs, line_locators_lines,
	file_locators_locs, file_locators_files): Remove.
	(set_block_levels): Move to cfgexpand.c.
	(insn_locators_initialize): Remove.
	(pass_insn_locators_initialize): Remove.
	(locations_locators_locs, locations_locators_vals): New static vars.
	(curr_location, last_location, curr_block, last_block, curr_rtl_loc):
	Likewise.
	(insn_locators_alloc, insn_locators_finalize,
	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
	New functions.
	(locator_location): New.
	(locator_line, locator_file): Rewrite.
	* rtl.h (emit_line_note): Kill.
	(insn_locators_alloc, insn_locators_finalize,
	set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
	Declare.
	* tree-inline.c (initialize_cfun): Do not initialize
	ib_boundaries_block.
	* passes.c (pass_insn_locators_initialize): Remove.

From-SVN: r124258

1 files changed, 3 insertions, 39 deletions

diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 16fa6c5..e816026 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -3336,7 +3336,7 @@ make_insn_raw (rtx pattern)
   INSN_CODE (insn) = -1;
   LOG_LINKS (insn) = NULL;
   REG_NOTES (insn) = NULL;
-  INSN_LOCATOR (insn) = 0;
+  INSN_LOCATOR (insn) = curr_insn_locator ();
   BLOCK_FOR_INSN (insn) = NULL;
 
 #ifdef ENABLE_RTL_CHECKING
@@ -3369,7 +3369,7 @@ make_jump_insn_raw (rtx pattern)
   LOG_LINKS (insn) = NULL;
   REG_NOTES (insn) = NULL;
   JUMP_LABEL (insn) = NULL;
-  INSN_LOCATOR (insn) = 0;
+  INSN_LOCATOR (insn) = curr_insn_locator ();
   BLOCK_FOR_INSN (insn) = NULL;
 
   return insn;
@@ -3390,7 +3390,7 @@ make_call_insn_raw (rtx pattern)
   LOG_LINKS (insn) = NULL;
   REG_NOTES (insn) = NULL;
   CALL_INSN_FUNCTION_USAGE (insn) = NULL;
-  INSN_LOCATOR (insn) = 0;
+  INSN_LOCATOR (insn) = curr_insn_locator ();
   BLOCK_FOR_INSN (insn) = NULL;
 
   return insn;
@@ -4460,42 +4460,6 @@ emit_barrier (void)
   return barrier;
 }
 
-/* Make line numbering NOTE insn for LOCATION add it to the end
-   of the doubly-linked list, but only if line-numbers are desired for
-   debugging info and it doesn't match the previous one.  */
-
-rtx
-emit_line_note (location_t location)
-{
-  rtx note;
-  
-#ifdef USE_MAPPED_LOCATION
-  if (location == last_location)
-    return NULL_RTX;
-#else
-  if (location.file && last_location.file
-      && !strcmp (location.file, last_location.file)
-      && location.line == last_location.line)
-    return NULL_RTX;
-#endif
-  last_location = location;
-  
-  if (no_line_numbers)
-    {
-      cur_insn_uid++;
-      return NULL_RTX;
-    }
-
-#ifdef USE_MAPPED_LOCATION
-  note = emit_note ((int) location);
-#else
-  note = emit_note (location.line);
-  NOTE_SOURCE_FILE (note) = location.file;
-#endif
-  
-  return note;
-}
-
 /* Emit a copy of note ORIG.  */
 
 rtx