Strengthen return type of gen_label_rtx

2014-08-19  David Malcolm  <dmalcolm@redhat.com>

	* rtl.h (gen_label_rtx): Strengthen return type from rtx to
	rtx_code_label *.

	* emit-rtl.c (gen_label_rtx): Likewise.

From-SVN: r214179

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2bd3e1a294e0635a6d3fe9f51a86280b53959e99..8c472a8277a56e910e979e6e7d937e5f77241dec 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2014-08-19  David Malcolm  <dmalcolm@redhat.com>
+
+       * rtl.h (gen_label_rtx): Strengthen return type from rtx to
+       rtx_code_label *.
+
+       * emit-rtl.c (gen_label_rtx): Likewise.
+
 2014-08-19  David Malcolm  <dmalcolm@redhat.com>
 
        * rtl.h (previous_insn): Strengthen return type from rtx to

diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 1a31877ab43b9eb40a68d8939aacfdda7bc0d28e..decd5d6afa9488dda43daad8834a408d04d23ac5 100644 (file)
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -2473,11 +2473,12 @@ set_mem_attrs_for_spill (rtx mem)
 \f
 /* Return a newly created CODE_LABEL rtx with a unique label number.  */
 
-rtx
+rtx_code_label *
 gen_label_rtx (void)
 {
-  return gen_rtx_CODE_LABEL (VOIDmode, NULL_RTX, NULL_RTX,
-                            NULL, label_num++, NULL);
+  return as_a <rtx_code_label *> (
+           gen_rtx_CODE_LABEL (VOIDmode, NULL_RTX, NULL_RTX,
+                               NULL, label_num++, NULL));
 }
 \f
 /* For procedure integration.  */

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 9a2884abbb3e362e11688ecbe766b69af4ade1a0..2b7c01695223d98fdd70a075f3e0fa23076cdac7 100644 (file)
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -2300,7 +2300,7 @@ extern rtx gen_reg_rtx (enum machine_mode);
 extern rtx gen_rtx_REG_offset (rtx, enum machine_mode, unsigned int, int);
 extern rtx gen_reg_rtx_offset (rtx, enum machine_mode, int);
 extern rtx gen_reg_rtx_and_attrs (rtx);
-extern rtx gen_label_rtx (void);
+extern rtx_code_label *gen_label_rtx (void);
 extern rtx gen_lowpart_common (enum machine_mode, rtx);
 
 /* In cse.c */