simplify-rtx.c (simplify_binary_operation): Replace calls to gen_rtx_NEG and gen_rtx_...

	* simplify-rtx.c (simplify_binary_operation): Replace calls to
	gen_rtx_NEG and gen_rtx_NOT with calls to simplify_gen_unary,
	and calls to gen_rtx_PLUS, gen_rtx_MULT, gen_rtx_LSHIFTRT,
	gen_rtx_ASHIFT and gen_rtx_AND with calls to simplify_gen_binary.

From-SVN: r70350

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 92b6a3eb395cd83be64adde4bcfcd730480637f5..767c2d64834f0f7fc036e332270aa074cceb4b0c 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2003-08-11  Roger Sayle  <roger@eyesopen.com>
+
+       * simplify-rtx.c (simplify_binary_operation): Replace calls to
+       gen_rtx_NEG and gen_rtx_NOT with calls to simplify_gen_unary,
+       and calls to gen_rtx_PLUS, gen_rtx_MULT, gen_rtx_LSHIFTRT,
+       gen_rtx_ASHIFT and gen_rtx_AND with calls to simplify_gen_binary.
+
 2003-08-11  Roger Sayle  <roger@eyesopen.com>
 
        * expr.c (expand_expr): If an ABS_EXPR has a complex type, abort.

diff --git a/gcc/simplify-rtx.c b/gcc/simplify-rtx.c
index 84127daebceb42ae7ef3b7fecf09cd0243a71c4e..ab442facdeb44369dcb96718ce4a6f3c8c7d731e 100644 (file)
--- a/gcc/simplify-rtx.c
+++ b/gcc/simplify-rtx.c
@@ -1095,7 +1095,7 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
          if (INTEGRAL_MODE_P (mode)
              && GET_CODE (op0) == NOT
              && trueop1 == const1_rtx)
-           return gen_rtx_NEG (mode, XEXP (op0, 0));
+           return simplify_gen_unary (NEG, mode, XEXP (op0, 0), mode);
 
          /* Handle both-operands-constant cases.  We can only add
             CONST_INTs to constants since the sum of relocatable symbols
@@ -1230,11 +1230,11 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
             But if the mode has signed zeros, and does not round towards
             -infinity, then 0 - 0 is 0, not -0.  */
          if (!HONOR_SIGNED_ZEROS (mode) && trueop0 == CONST0_RTX (mode))
-           return gen_rtx_NEG (mode, op1);
+           return simplify_gen_unary (NEG, mode, op1, mode);
 
          /* (-1 - a) is ~a.  */
          if (trueop0 == constm1_rtx)
-           return gen_rtx_NOT (mode, op1);
+           return simplify_gen_unary (NOT, mode, op1, mode);
 
          /* Subtracting 0 has no effect unless the mode has signed zeros
             and supports rounding towards -infinity.  In such a case,
@@ -1344,11 +1344,7 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
 
        case MULT:
          if (trueop1 == constm1_rtx)
-           {
-             tem = simplify_unary_operation (NEG, mode, op0, mode);
-
-             return tem ? tem : gen_rtx_NEG (mode, op0);
-           }
+           return simplify_gen_unary (NEG, mode, op0, mode);
 
          /* Maybe simplify x * 0 to 0.  The reduction is not valid if
             x is NaN, since x * 0 is then also NaN.  Nor is it valid
@@ -1376,7 +1372,7 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
              && (width <= HOST_BITS_PER_WIDE_INT
                  || val != HOST_BITS_PER_WIDE_INT - 1)
              && ! rtx_equal_function_value_matters)
-           return gen_rtx_ASHIFT (mode, op0, GEN_INT (val));
+           return simplify_gen_binary (ASHIFT, mode, op0, GEN_INT (val));
 
          /* x*2 is x+x and x*(-1) is -x */
          if (GET_CODE (trueop1) == CONST_DOUBLE
@@ -1387,10 +1383,10 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
              REAL_VALUE_FROM_CONST_DOUBLE (d, trueop1);
 
              if (REAL_VALUES_EQUAL (d, dconst2))
-               return gen_rtx_PLUS (mode, op0, copy_rtx (op0));
+               return simplify_gen_binary (PLUS, mode, op0, copy_rtx (op0));
 
              if (REAL_VALUES_EQUAL (d, dconstm1))
-               return gen_rtx_NEG (mode, op0);
+               return simplify_gen_unary (NEG, mode, op0, mode);
            }
          break;
 
@@ -1417,7 +1413,7 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
          if (GET_CODE (trueop1) == CONST_INT
              && ((INTVAL (trueop1) & GET_MODE_MASK (mode))
                  == GET_MODE_MASK (mode)))
-           return gen_rtx_NOT (mode, op0);
+           return simplify_gen_unary (NOT, mode, op0, mode);
          if (trueop0 == trueop1 && ! side_effects_p (op0)
              && GET_MODE_CLASS (mode) != MODE_CC)
            return const0_rtx;
@@ -1446,7 +1442,7 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
             below).  */
          if (GET_CODE (trueop1) == CONST_INT
              && (arg1 = exact_log2 (INTVAL (trueop1))) > 0)
-           return gen_rtx_LSHIFTRT (mode, op0, GEN_INT (arg1));
+           return simplify_gen_binary (LSHIFTRT, mode, op0, GEN_INT (arg1));
 
          /* ... fall through ...  */
 
@@ -1487,8 +1483,8 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
              if (! REAL_VALUES_EQUAL (d, dconst0))
                {
                  REAL_ARITHMETIC (d, rtx_to_tree_code (DIV), dconst1, d);
-                 return gen_rtx_MULT (mode, op0,
-                                      CONST_DOUBLE_FROM_REAL_VALUE (d, mode));
+                 tem = CONST_DOUBLE_FROM_REAL_VALUE (d, mode);
+                 return simplify_gen_binary (MULT, mode, op0, tem);
                }
            }
          break;
@@ -1497,7 +1493,8 @@ simplify_binary_operation (enum rtx_code code, enum machine_mode mode,
          /* Handle modulus by power of two (mod with 1 handled below).  */
          if (GET_CODE (trueop1) == CONST_INT
              && exact_log2 (INTVAL (trueop1)) > 0)
-           return gen_rtx_AND (mode, op0, GEN_INT (INTVAL (op1) - 1));
+           return simplify_gen_binary (AND, mode, op0,
+                                       GEN_INT (INTVAL (op1) - 1));
 
          /* ... fall through ...  */