arm.md (addsi3, [...]): Rework to avoid use of preserve_subexpressions_p.

* arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
avoid use of preserve_subexpressions_p.

From-SVN: r86159

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3e3252d76337ab7f911fb73ecbe44a72ff3b5674..e8108e5086baf393b716cbd330a0bc05fb8ebda1 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-08-18  Richard Earnshaw  <rearnsha@arm.com>
+
+       * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
+       avoid use of preserve_subexpressions_p.
+
 2004-08-17  Richard Henderson  <rth@redhat.com>
 
        PR 17051

diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 26ac27899e2d61c18f604b69c7f9ae3de8bf9ce9..351ce2bf458ffa2a84b41f3e1ec2a70137cf237c 100644 (file)
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -449,7 +449,7 @@
     {
       arm_split_constant (PLUS, SImode, NULL_RTX,
                          INTVAL (operands[2]), operands[0], operands[1],
-                         (no_new_pseudos ? 0 : preserve_subexpressions_p ()));
+                         optimize && !no_new_pseudos);
       DONE;
     }
   "
@@ -935,9 +935,7 @@
         {
           arm_split_constant (MINUS, SImode, NULL_RTX,
                              INTVAL (operands[1]), operands[0],
-                             operands[2],
-                             (no_new_pseudos ? 0
-                              :  preserve_subexpressions_p ()));
+                             operands[2], optimize && !no_new_pseudos);
           DONE;
        }
       else /* TARGET_THUMB */
@@ -1512,9 +1510,8 @@
         {
           arm_split_constant (AND, SImode, NULL_RTX,
                              INTVAL (operands[2]), operands[0],
-                             operands[1],
-                             (no_new_pseudos
-                              ? 0 : preserve_subexpressions_p ()));
+                             operands[1], optimize && !no_new_pseudos);
+
           DONE;
         }
     }
@@ -2167,8 +2164,7 @@
         {
           arm_split_constant (IOR, SImode, NULL_RTX,
                              INTVAL (operands[2]), operands[0], operands[1],
-                             (no_new_pseudos
-                             ? 0 : preserve_subexpressions_p ()));
+                             optimize && !no_new_pseudos);
           DONE;
        }
       else /* TARGET_THUMB */
@@ -4256,8 +4252,7 @@
         {
            arm_split_constant (SET, SImode, NULL_RTX,
                               INTVAL (operands[1]), operands[0], NULL_RTX,
-                             (no_new_pseudos ? 0
-                              : preserve_subexpressions_p ()));
+                              optimize && !no_new_pseudos);
           DONE;
         }
     }
@@ -4653,7 +4648,7 @@
              emit_insn (gen_movsi (reg, GEN_INT (val)));
              operands[1] = gen_lowpart (HImode, reg);
            }
-         else if (arm_arch4 && !no_new_pseudos && optimize > 0
+         else if (arm_arch4 && optimize && !no_new_pseudos
                   && GET_CODE (operands[1]) == MEM)
            {
              rtx reg = gen_reg_rtx (SImode);