mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates that match register_operands.

	* config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
	that match register_operands.
	* config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
	register_operand the default case.

From-SVN: r61097

gcc/ChangeLog

+2003-01-09  Richard Sandiford  <rsandifo@redhat.com>
+
+	* config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
+	that match register_operands.
+	* config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
+	register_operand the default case.
+
 2003-01-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 
 	PR c/8032

gcc/config/mips/mips.c

@@ -780,15 +780,9 @@ reg_or_0_operand (op, mode)
 	return 0;
       return op == CONST0_RTX (mode);
 
-    case REG:
-    case SUBREG:
-      return register_operand (op, mode);
-
     default:
-      break;
+      return register_operand (op, mode);
     }
-
-  return 0;
 }
 
 /* Return truth value of whether OP is a register or the constant 0,
@@ -807,15 +801,9 @@ true_reg_or_0_operand (op, mode)
     case CONST_DOUBLE:
       return op == CONST0_RTX (mode);
 
-    case REG:
-    case SUBREG:
-      return register_operand (op, mode);
-
     default:
-      break;
+      return register_operand (op, mode);
     }
-
-  return 0;
 }
 
 /* Return truth value if a CONST_DOUBLE is ok to be a legitimate constant.  */

gcc/config/mips/mips.h

@@ -3786,11 +3786,13 @@ typedef struct mips_args {
    macro are thoses used in the most insn patterns.  */
 
 #define PREDICATE_CODES							\
-  {"uns_arith_operand",		{ REG, CONST_INT, SUBREG }},		\
-  {"arith_operand",		{ REG, CONST_INT, SUBREG }},		\
-  {"arith32_operand",		{ REG, CONST_INT, SUBREG }},		\
-  {"reg_or_0_operand",		{ REG, CONST_INT, CONST_DOUBLE, SUBREG }}, \
-  {"true_reg_or_0_operand",	{ REG, CONST_INT, CONST_DOUBLE, SUBREG }}, \
+  {"uns_arith_operand",		{ REG, CONST_INT, SUBREG, ADDRESSOF }},	\
+  {"arith_operand",		{ REG, CONST_INT, SUBREG, ADDRESSOF }},	\
+  {"arith32_operand",		{ REG, CONST_INT, SUBREG, ADDRESSOF }},	\
+  {"reg_or_0_operand",		{ REG, CONST_INT, CONST_DOUBLE, SUBREG,	\
+				  ADDRESSOF }},				\
+  {"true_reg_or_0_operand",	{ REG, CONST_INT, CONST_DOUBLE, SUBREG,	\
+				  ADDRESSOF }},				\
   {"small_int",			{ CONST_INT }},				\
   {"large_int",			{ CONST_INT }},				\
   {"mips_const_double_ok",	{ CONST_DOUBLE }},			\
@@ -3804,20 +3806,21 @@ typedef struct mips_args {
   {"call_insn_operand",		{ CONST_INT, CONST, SYMBOL_REF, REG}},	\
   {"move_operand", 		{ CONST_INT, CONST_DOUBLE, CONST,	\
 				  SYMBOL_REF, LABEL_REF, SUBREG,	\
-				  REG, MEM}},				\
+				  REG, MEM, ADDRESSOF }},		\
   {"movdi_operand",		{ CONST_INT, CONST_DOUBLE, CONST,	\
-				  SYMBOL_REF, LABEL_REF, SUBREG, REG,	\
-				  MEM, SIGN_EXTEND }},			\
-  {"se_register_operand",	{ SUBREG, REG, SIGN_EXTEND }},		\
-  {"se_reg_or_0_operand",	{ REG, CONST_INT, CONST_DOUBLE, SUBREG,	\
+				  SYMBOL_REF, LABEL_REF, SUBREG,	\
+				  REG, MEM, ADDRESSOF, SIGN_EXTEND }},	\
+  {"se_register_operand",	{ SUBREG, REG, ADDRESSOF,		\
 				  SIGN_EXTEND }},			\
+  {"se_reg_or_0_operand",	{ REG, CONST_INT, CONST_DOUBLE, SUBREG,	\
+				  ADDRESSOF, SIGN_EXTEND }},		\
   {"se_uns_arith_operand",	{ REG, CONST_INT, SUBREG,		\
-				  SIGN_EXTEND }},			\
+				  ADDRESSOF, SIGN_EXTEND }},		\
   {"se_arith_operand",		{ REG, CONST_INT, SUBREG,		\
-				  SIGN_EXTEND }},			\
+				  ADDRESSOF, SIGN_EXTEND }},		\
   {"se_nonmemory_operand",	{ CONST_INT, CONST_DOUBLE, CONST,	\
 				  SYMBOL_REF, LABEL_REF, SUBREG,	\
-				  REG, SIGN_EXTEND }},			\
+				  REG, ADDRESSOF, SIGN_EXTEND }},	\
   {"consttable_operand",	{ LABEL_REF, SYMBOL_REF, CONST_INT,	\
 				  CONST_DOUBLE, CONST }},		\
   {"fcc_register_operand",	{ REG, SUBREG }},			\

gcc/testsuite/ChangeLog

+2003-01-09  Richard Sandiford  <rsandifo@redhat.com>
+
+	* gcc.c-torture/compile/20030109-1.c: New test.
+
 2003-01-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 
 	* gcc.c-torture/execute/20030109-1.c: New test.

gcc/testsuite/gcc.c-torture/compile/20030109-1.c

+void foo ()
+{
+  int x1, x2, x3;
+
+  bar (&x2 - &x1, &x3 - &x2);
+}