emit-rtl.c (subreg_realpart_p): Remove.

	* emit-rtl.c (subreg_realpart_p): Remove.
	(reorder_insns_with_line_notes): Likewise.
	(end_full_sequence): Likewise.
	* rtl.h: Remove the prototype for the above functions.

From-SVN: r78092

gcc/ChangeLog

 2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
 
+	* emit-rtl.c (subreg_realpart_p): Remove.
+	(reorder_insns_with_line_notes): Likewise.
+	(end_full_sequence): Likewise.
+	* rtl.h: Remove the prototype for the above functions.
+
+2004-02-19  Kazu Hirata  <kazu@cs.umass.edu>
+
 	* config/arc/arc.h, config/arm/arm.h, config/frv/frv.h,
 	config/h8300/h8300.h, config/i386/i386.h, config/i860/i860.h,
 	config/iq2000/iq2000.h, config/m32r/m32r.h,

gcc/emit-rtl.c

@@ -1112,21 +1112,6 @@ gen_imagpart (enum machine_mode mode, rtx x)
   else
     return gen_highpart (mode, x);
 }
-
-/* Return 1 iff X, assumed to be a SUBREG,
-   refers to the real part of the complex value in its containing reg.
-   Complex values are always stored with the real part in the first word,
-   regardless of WORDS_BIG_ENDIAN.  */
-
-int
-subreg_realpart_p (rtx x)
-{
-  if (GET_CODE (x) != SUBREG)
-    abort ();
-
-  return ((unsigned int) SUBREG_BYTE (x)
-	  < (unsigned int) GET_MODE_UNIT_SIZE (GET_MODE (SUBREG_REG (x))));
-}
 
 /* Assuming that X is an rtx (e.g., MEM, REG or SUBREG) for a value,
    return an rtx (MEM, SUBREG, or CONST_INT) that refers to the
@@ -3755,27 +3740,6 @@ find_line_note (rtx insn)
   return insn;
 }
 
-/* Like reorder_insns, but inserts line notes to preserve the line numbers
-   of the moved insns when debugging.  This may insert a note between AFTER
-   and FROM, and another one after TO.  */
-
-void
-reorder_insns_with_line_notes (rtx from, rtx to, rtx after)
-{
-  rtx from_line = find_line_note (from);
-  rtx after_line = find_line_note (after);
-
-  reorder_insns (from, to, after);
-
-  if (from_line == after_line)
-    return;
-
-  if (from_line)
-    emit_note_copy_after (from_line, after);
-  if (after_line)
-    emit_note_copy_after (after_line, to);
-}
-
 /* Remove unnecessary notes from the instruction stream.  */
 
 void
@@ -4904,17 +4868,6 @@ end_sequence (void)
   free_sequence_stack = tem;
 }
 
-/* This works like end_sequence, but records the old sequence in FIRST
-   and LAST.  */
-
-void
-end_full_sequence (rtx *first, rtx *last)
-{
-  *first = first_insn;
-  *last = last_insn;
-  end_sequence ();
-}
-
 /* Return 1 if currently emitting into a sequence.  */
 
 int

gcc/rtl.h

@@ -1518,7 +1518,6 @@ extern void start_sequence (void);
 extern void push_to_sequence (rtx);
 extern void end_sequence (void);
 extern void push_to_full_sequence (rtx, rtx);
-extern void end_full_sequence (rtx*, rtx*);
 extern rtx immed_double_const (HOST_WIDE_INT, HOST_WIDE_INT,
 			       enum machine_mode);
 
@@ -2071,7 +2070,6 @@ extern void init_emit (void);
 extern void init_emit_once (int);
 extern void push_topmost_sequence (void);
 extern void pop_topmost_sequence (void);
-extern int subreg_realpart_p (rtx);
 extern void reverse_comparison (rtx);
 extern void set_new_first_and_last_insn (rtx, rtx);
 extern void set_new_last_label_num (int);
@@ -2085,7 +2083,6 @@ extern void add_insn (rtx);
 extern void add_insn_before (rtx, rtx);
 extern void add_insn_after (rtx, rtx);
 extern void remove_insn (rtx);
-extern void reorder_insns_with_line_notes (rtx, rtx, rtx);
 extern void emit_insn_after_with_line_notes (rtx, rtx, rtx);
 extern enum rtx_code classify_insn (rtx);
 extern rtx emit (rtx);