added DUMMY_READ_VOLATILE:

[fw/sdcc] / src / avr / gen.c

diff --git a/src/avr/gen.c b/src/avr/gen.c
index 6a0e9a9e6a4f7755b525a65777cfd77039fe873e..9ca76c62bb6149a2aaf230bcf517281f4401d473 100644 (file)
--- a/src/avr/gen.c
+++ b/src/avr/gen.c
@@ -1,5 +1,5 @@
 /*-------------------------------------------------------------------------
-  avrgen.c - source file for code generation for ATMEL AVR
+  gen.c - source file for code generation for ATMEL AVR
 
   Written By -  Sandeep Dutta . sandeep.dutta@usa.net (2000)
 
@@ -5086,6 +5086,18 @@ genReceive (iCode * ic)
        freeAsmop (IC_RESULT (ic), NULL, ic, TRUE);
 }
 
+/*-----------------------------------------------------------------*/
+/* genDummyRead - generate code for dummy read of volatiles        */
+/*-----------------------------------------------------------------*/
+static void
+genDummyRead (iCode * ic)
+{
+  emitcode (";     genDummyRead","");
+  emitcode (";     not implemented,"");
+
+  ic;
+}
+
 /*-----------------------------------------------------------------*/
 /* gen51Code - generate code for 8051 based controllers            */
 /*-----------------------------------------------------------------*/
@@ -5317,6 +5329,10 @@ genAVRCode (iCode * lic)
                        addSet (&_G.sendSet, ic);
                        break;
 
+               case DUMMY_READ_VOLATILE:
+                       genDummyRead (ic);
+                       break;
+
                default:
                        ic = ic;
                }