From: Nick Clifton <nickc@redhat.com>
Date: Tue, 12 Apr 2011 11:34:26 +0000 (+0000)
Subject: v850.c (expand_prologue): Do not use the CALLT instruction for interrupt handlers... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e5db8f2fdee28a867df2ada8f2631d62715a1ac9;p=gcc.git

v850.c (expand_prologue): Do not use the CALLT instruction for interrupt handlers if...

	* config/v850/v850.c (expand_prologue): Do not use the CALLT
	instruction for interrupt handlers if the target is the basic V850
	architecture.
	(expand_epilogue): Likewise.

From-SVN: r172313
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6aea7a491f3..d7a72dbf44c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2011-04-12  Nick Clifton  <nickc@redhat.com>
+
+	* config/v850/v850.c (expand_prologue): Do not use the CALLT
+	instruction for interrupt handlers if the target is the basic V850
+	architecture.
+	(expand_epilogue): Likewise.
+
 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
 
 	PR rtl-optimization/48549
diff --git a/gcc/config/v850/v850.c b/gcc/config/v850/v850.c
index f2275961b3a..b0b9388a0ab 100644
--- a/gcc/config/v850/v850.c
+++ b/gcc/config/v850/v850.c
@@ -1690,7 +1690,7 @@ expand_prologue (void)
   /* Save/setup global registers for interrupt functions right now.  */
   if (interrupt_handler)
     {
-      if (! TARGET_DISABLE_CALLT)
+      if (! TARGET_DISABLE_CALLT && (TARGET_V850E || TARGET_V850E2_ALL))
 	emit_insn (gen_callt_save_interrupt ());
       else
 	emit_insn (gen_save_interrupt ());
@@ -1772,7 +1772,7 @@ expand_prologue (void)
       /* Special case interrupt functions that save all registers for a call.  */
       if (interrupt_handler && ((1L << LINK_POINTER_REGNUM) & reg_saved) != 0)
 	{
-	  if (! TARGET_DISABLE_CALLT)
+	  if (! TARGET_DISABLE_CALLT && (TARGET_V850E || TARGET_V850E2_ALL))
 	    emit_insn (gen_callt_save_all_interrupt ());
 	  else
 	    emit_insn (gen_save_all_interrupt ());
@@ -2023,7 +2023,7 @@ expand_epilogue (void)
       /* And return or use reti for interrupt handlers.  */
       if (interrupt_handler)
         {
-          if (! TARGET_DISABLE_CALLT)
+          if (! TARGET_DISABLE_CALLT && (TARGET_V850E || TARGET_V850E2_ALL))
             emit_insn (gen_callt_return_interrupt ());
           else
             emit_jump_insn (gen_return_interrupt ());