Martin Guy <martinwguy@yahoo.it> PR target/37668

Martin Guy <martinwguy@yahoo.it>
PR target/37668
* arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
result will be in an FPU register.

From-SVN: r142647

gcc/ChangeLog

+2008-12-10  Martin Guy <martinwguy@yahoo.it>
+
+	PR target/37668
+	* arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
+	result will be in an FPU register.
+
 2008-12-10  Eric Botcazou  <ebotcazou@adacore.com>
 
 	PR target/37170

gcc/config/arm/arm.c

@@ -5281,7 +5281,11 @@ arm_size_rtx_costs (rtx x, int code, int outer_code, int *total)
 
     case NEG:
       if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT)
+	{
 	  *total = COSTS_N_INSNS (1);
+	  return false;
+	}
+
       /* Fall through */
     case NOT:
       *total = COSTS_N_INSNS (ARM_NUM_REGS (mode));