i960.c (i960_address_cost): MEMA operands with positive offsets < 4096 are free.

[gcc.git] / gcc / config / i960 / i960.c

diff --git a/gcc/config/i960/i960.c b/gcc/config/i960/i960.c
index f87b02c8a1b6993470a07aa290c43cb53f71b209..6189b4dee51e9f6ddffd403486341f643b202259 100644 (file)
--- a/gcc/config/i960/i960.c
+++ b/gcc/config/i960/i960.c
@@ -531,6 +531,12 @@ i960_address_cost (x)
   if (GET_CODE (x) == REG)
     return 1;
 #endif
+  /* This is a MEMA operand -- it's free.  */
+  if (GET_CODE (x) == CONST_INT
+      && INTVAL (x) >= 0
+      && INTVAL (x) < 4096)
+    return 0;
+
   if (GET_CODE (x) == PLUS)
     {
       rtx base = XEXP (x, 0);