2014-11-25 Vladimir Makarov <vmakarov@redhat.com>

	* ira-lives.c (process_bb_node_lives): Make code with conditional
	REAL_PIC_OFFSET_TABLE_REGNUM.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218063 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 849b70e2ce9dc3fb0b4c856cb0c07f656d8a9155..adc31461af16a10cbfdd2d5b7023251a4f9073d6 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-25  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * ira-lives.c (process_bb_node_lives): Make code with conditional
+       REAL_PIC_OFFSET_TABLE_REGNUM.
+
 2014-11-25  Vladimir Makarov  <vmakarov@redhat.com>
 
        PR target/63527

diff --git a/gcc/ira-lives.c b/gcc/ira-lives.c
index 368b1189db32a146ac986614eaf665598167f11b..e91c35fcdce88b40ad6983b83b95034fc293834a 100644 (file)
--- a/gcc/ira-lives.c
+++ b/gcc/ira-lives.c
@@ -1123,10 +1123,9 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
         pessimistic, but it probably doesn't matter much in practice.  */
       FOR_BB_INSNS_REVERSE (bb, insn)
        {
-         int regno;
          ira_allocno_t a;
          df_ref def, use;
-         bool call_p, clear_pic_use_conflict_p;
+         bool call_p;
 
          if (!NONDEBUG_INSN_P (insn))
            continue;
@@ -1137,7 +1136,9 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
                     curr_point);
 
          call_p = CALL_P (insn);
-         clear_pic_use_conflict_p = false;
+#ifdef REAL_PIC_OFFSET_TABLE_REGNUM
+         int regno;
+         bool clear_pic_use_conflict_p = false;
          /* Processing insn usage in call insn can create conflict
             with pic pseudo and pic hard reg and that is wrong.
             Check this situation and fix it at the end of the insn
@@ -1150,6 +1151,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
                   && ! TEST_HARD_REG_BIT (OBJECT_CONFLICT_HARD_REGS
                                           (ALLOCNO_OBJECT (a, 0)),
                                           REAL_PIC_OFFSET_TABLE_REGNUM));
+#endif
 
          /* Mark each defined value as live.  We need to do this for
             unused values because they still conflict with quantities
@@ -1302,6 +1304,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
                }
            }
 
+#ifdef REAL_PIC_OFFSET_TABLE_REGNUM
          if (clear_pic_use_conflict_p)
            {
              regno = REGNO (pic_offset_table_rtx);
@@ -1312,7 +1315,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
                                  (ALLOCNO_OBJECT (a, 0)),
                                  REAL_PIC_OFFSET_TABLE_REGNUM);
            }
-
+#endif
          curr_point++;
        }