diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 70 |
1 files changed, 1 insertions, 69 deletions
diff --git a/gcc/function.c b/gcc/function.c index f0a2dd61392..70047939501 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -3843,18 +3843,6 @@ init_function_start (tree subr) { prepare_function_start (subr); - /* Prevent ever trying to delete the first instruction of a - function. Also tell final how to output a linenum before the - function prologue. Note linenums could be missing, e.g. when - compiling a Java .class file. */ - if (! DECL_IS_BUILTIN (subr)) - emit_line_note (DECL_SOURCE_LOCATION (subr)); - - /* Make sure first insn is a note even if we don't want linenums. - This makes sure the first insn will never be deleted. - Also, final expects a note to appear there. */ - emit_note (NOTE_INSN_DELETED); - /* Warn if this value is an aggregate type, regardless of which calling convention we are using for it. */ if (AGGREGATE_TYPE_P (TREE_TYPE (DECL_RESULT (subr)))) @@ -4305,7 +4293,7 @@ expand_function_end (void) /* Output a linenumber for the end of the function. SDB depends on this. */ force_next_line_note (); - emit_line_note (input_location); + set_curr_insn_source_location (input_location); /* Before the return label (if any), clobber the return registers so that they are not propagated live to the rest of @@ -5348,62 +5336,6 @@ reposition_prologue_and_epilogue_notes (rtx f ATTRIBUTE_UNUSED) #endif /* HAVE_prologue or HAVE_epilogue */ } -/* Resets insn_block_boundaries array. */ - -void -reset_block_changes (void) -{ - cfun->ib_boundaries_block = VEC_alloc (tree, gc, 100); - VEC_quick_push (tree, cfun->ib_boundaries_block, NULL_TREE); -} - -/* Record the boundary for BLOCK. */ -void -record_block_change (tree block) -{ - int i, n; - tree last_block; - - if (!block) - return; - - if(!cfun->ib_boundaries_block) - return; - - last_block = VEC_pop (tree, cfun->ib_boundaries_block); - n = get_max_uid (); - for (i = VEC_length (tree, cfun->ib_boundaries_block); i < n; i++) - VEC_safe_push (tree, gc, cfun->ib_boundaries_block, last_block); - - VEC_safe_push (tree, gc, cfun->ib_boundaries_block, block); -} - -/* Finishes record of boundaries. */ -void -finalize_block_changes (void) -{ - record_block_change (DECL_INITIAL (current_function_decl)); -} - -/* For INSN return the BLOCK it belongs to. */ -void -check_block_change (rtx insn, tree *block) -{ - unsigned uid = INSN_UID (insn); - - if (uid >= VEC_length (tree, cfun->ib_boundaries_block)) - return; - - *block = VEC_index (tree, cfun->ib_boundaries_block, uid); -} - -/* Releases the ib_boundaries_block records. */ -void -free_block_changes (void) -{ - VEC_free (tree, gc, cfun->ib_boundaries_block); -} - /* Returns the name of the current function. */ const char * current_function_name (void) |