* src/SDCCicode.c (operandOperation): added GETABIT, GETBYTE, GETWORD and

  GETHBIT

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@3900 4a8a32a2-be11-0410-ad9d-d568d2c75423

diff --git a/ChangeLog b/ChangeLog
index e4ff2268f469c86da383b011fb4bb807adb9c6e9..070ee74f4e0656cd70d29a60b39bfbf972f1d8e7 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-09-26 Maarten Brock <sourceforge.brock AT dse.nl>
+
+       * src/SDCCicode.c (operandOperation): added GETABIT, GETBYTE, GETWORD and
+         GETHBIT
+
 2005-09-25 Maarten Brock <sourceforge.brock AT dse.nl>
 
        * doc/sdccman.lyx: updated Highest Order Bit documentation,

diff --git a/src/SDCCicode.c b/src/SDCCicode.c
index f9e22e60d9f9d99984ee71f583180c6ebc02ef7b..831dfd6df7421752d9435d78db9a0364507ece09 100644 (file)
--- a/src/SDCCicode.c
+++ b/src/SDCCicode.c
@@ -1392,6 +1392,23 @@ operandOperation (operand * left, operand * right,
                                  (i >> 1));
       }
       break;
+    case GETABIT:
+      retval = operandFromLit (((TYPE_UDWORD)operandLitValue(left) >>
+                                (TYPE_UDWORD)operandLitValue(right)) & 1);
+      break;
+    case GETBYTE:
+      retval = operandFromLit (((TYPE_UDWORD)operandLitValue(left) >>
+                                (TYPE_UDWORD)operandLitValue(right)) & 0xFF);
+      break;
+    case GETWORD:
+      retval = operandFromLit (((TYPE_UDWORD)operandLitValue(left) >>
+                                (TYPE_UDWORD)operandLitValue(right)) & 0xFFFF);
+      break;
+
+    case GETHBIT:
+      retval = operandFromLit (((TYPE_UDWORD)operandLitValue(left) >>
+                                ((getSize (let) * 8) - 1)) & 1);
+      break;
 
     case UNARYMINUS:
       retval = operandFromValue (valCastLiteral (type,