(CONST_COSTS): Updated to better reflect

the actual constant costs on a we32k.

(GO_IF_LEGITIMATE_ADDRESS): Added support for deferred addressing.

From-SVN: r3482

diff --git a/gcc/config/we32k/we32k.h b/gcc/config/we32k/we32k.h
index 05fb13dd3b45cb300a8bcfd47397cf8606ee26eb..974b8e603f2518afc55e6bfefd72ccac4f409a79 100644 (file)
--- a/gcc/config/we32k/we32k.h
+++ b/gcc/config/we32k/we32k.h
@@ -580,10 +580,14 @@ enum reg_class { NO_REGS, GENERAL_REGS,
 
 #define GO_IF_LEGITIMATE_ADDRESS(MODE, X, LABEL)                       \
 { register rtx Addr = X;                                               \
-  if (REG_P(Addr) && REG_OK_FOR_BASE_P(Addr))                          \
-    goto LABEL;                                                                \
+  if ((MODE) == QImode || (MODE) == HImode ||                          \
+    (MODE) == PSImode || (MODE) == SImode || (MODE) == SFmode)         \
+    if (GET_CODE(Addr) == MEM)                                         \
+      Addr = XEXP(Addr, 0);                                            \
   if (CONSTANT_ADDRESS_P(Addr))                                                \
     goto LABEL;                                                                \
+  if (REG_P(Addr) && REG_OK_FOR_BASE_P(Addr))                          \
+    goto LABEL;                                                                \
   if (GET_CODE(Addr) == PLUS &&                                                \
     ((REG_P(XEXP(Addr, 0)) && REG_OK_FOR_BASE_P(XEXP(Addr, 0)) &&      \
      CONSTANT_ADDRESS_P(XEXP(Addr, 1))) ||                             \
@@ -672,14 +676,16 @@ enum reg_class { NO_REGS, GENERAL_REGS,
    of a switch statement.  If the code is computed here,
    return it with a return statement.  Otherwise, break from the switch.  */
 
-#define CONST_COSTS(RTX,CODE, OUTER_CODE)                      \
-  case CONST_INT:                                              \
-    if ((unsigned) INTVAL (RTX) < 077) return 1;               \
-  case CONST:                                                  \
-  case LABEL_REF:                                              \
-  case SYMBOL_REF:                                             \
-    return 3;                                                  \
-  case CONST_DOUBLE:                                           \
+#define CONST_COSTS(RTX,CODE, OUTER_CODE)                              \
+  case CONST_INT:                                                      \
+    if (INTVAL (RTX) >= -16 && INTVAL (RTX) <= 63) return 0;           \
+    if (INTVAL (RTX) >= -128 && INTVAL (RTX) <= 127) return 1;         \
+    if (INTVAL (RTX) >= -32768 && INTVAL (RTX) <= 32767) return 2;     \
+  case CONST:                                                          \
+  case LABEL_REF:                                                      \
+  case SYMBOL_REF:                                                     \
+    return 3;                                                          \
+  case CONST_DOUBLE:                                                   \
     return 5;
 \f
 /* Tell final.c how to eliminate redundant test instructions.  */