From: Anthony Green <green@gcc.gnu.org>
Date: Sun, 21 Nov 2010 03:49:21 +0000 (+0000)
Subject: moxie EH fixes
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8812e4d5dd6f5ff0cac16c22bfe41986d92cb959;p=gcc.git

moxie EH fixes

From-SVN: r166997
---

diff --git a/gcc/config/moxie/moxie.h b/gcc/config/moxie/moxie.h
index 6f64a7b578c..c3b3454354a 100644
--- a/gcc/config/moxie/moxie.h
+++ b/gcc/config/moxie/moxie.h
@@ -285,6 +285,21 @@ enum reg_class
    pointer registers are already assumed to be used as needed.  */
 #define EPILOGUE_USES(R) (R == MOXIE_R5)
 
+/* A C expression whose value is RTL representing the location of the
+   incoming return address at the beginning of any function, before
+   the prologue.  */
+#define INCOMING_RETURN_ADDR_RTX					\
+  gen_frame_mem (Pmode,							\
+		 plus_constant (stack_pointer_rtx, UNITS_PER_WORD))
+
+/* Describe how we implement __builtin_eh_return.  */
+#define EH_RETURN_DATA_REGNO(N)	((N) < 4 ? (N+2) : INVALID_REGNUM)
+
+/* Store the return handler into the call frame.  */
+#define EH_RETURN_HANDLER_RTX						\
+  gen_frame_mem (Pmode,							\
+		 plus_constant (frame_pointer_rtx, UNITS_PER_WORD))
+
 /* Storage Layout */
 
 #define BITS_BIG_ENDIAN 0