[ARC] Fix calling multiple inheritances.

The TARGET_ASM_OUTPUT_MI_THUNK hook doesn't take into account the
variant when we compile for PIC.

gcc/
2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.

From-SVN: r247200

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5faeb0e..82ece70 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
 
+       * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
+
+2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
+
        * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
        ACCH registers whenever they are available.
 

diff --git a/gcc/config/arc/arc.c b/gcc/config/arc/arc.c
index 0c6b96f..cdf7a64 100644 (file)
--- a/gcc/config/arc/arc.c
+++ b/gcc/config/arc/arc.c
@@ -6302,10 +6302,28 @@ arc_output_mi_thunk (FILE *file, tree thunk ATTRIBUTE_UNUSED,
   fnaddr = XEXP (DECL_RTL (function), 0);
 
   if (arc_is_longcall_p (fnaddr))
-    fputs ("\tj\t", file);
+    {
+      if (flag_pic)
+       {
+         asm_fprintf (file, "\tld\t%s, [pcl, @",
+                      ARC_TEMP_SCRATCH_REG);
+         assemble_name (file, XSTR (fnaddr, 0));
+         fputs ("@gotpc]\n", file);
+         asm_fprintf (file, "\tj\t[%s]", ARC_TEMP_SCRATCH_REG);
+       }
+      else
+       {
+         fputs ("\tj\t@", file);
+         assemble_name (file, XSTR (fnaddr, 0));
+       }
+    }
   else
-    fputs ("\tb\t", file);
-  assemble_name (file, XSTR (fnaddr, 0));
+    {
+      fputs ("\tb\t@", file);
+      assemble_name (file, XSTR (fnaddr, 0));
+      if (flag_pic)
+       fputs ("@plt\n", file);
+    }
   fputc ('\n', file);
 }