Regression file for testing the nested for-loop bug in the PIC port that Steve Tell...

[fw/sdcc] / src / regression / compare8.c

diff --git a/src/regression/compare8.c b/src/regression/compare8.c
index 838d16bc8c4adbeaaac9f7707f058e952300bb87..6c2ee19f96a2f4a8c212bf517d1f7446de4e6c04 100644 (file)
--- a/src/regression/compare8.c
+++ b/src/regression/compare8.c
@@ -1,3 +1,5 @@
+#define __16F873
+#include "p16f873.h"
 // Signed comparisons of the form:  (variable>LIT)
 //
 // This regression test exercises all of the boundary
@@ -21,6 +23,41 @@ signed char char1 = 0;
 char long0 = 0;
 char long1 = 0;
 
+
+/* copied from 16f877.inc file supplied with gpasm */
+
+#define _CP_ALL          0x0FCF
+#define _CP_HALF         0x1FDF
+#define _CP_UPPER_256    0x2FEF
+#define _CP_OFF          0x3FFF
+#define _DEBUG_ON        0x37FF
+#define _DEBUG_OFF       0x3FFF
+#define _WRT_ENABLE_ON   0x3FFF
+#define _WRT_ENABLE_OFF  0x3DFF
+#define _CPD_ON          0x3EFF
+#define _CPD_OFF         0x3FFF
+#define _LVP_ON          0x3FFF
+#define _LVP_OFF         0x3F7F
+#define _BODEN_ON        0x3FFF
+#define _BODEN_OFF       0x3FBF
+#define _PWRTE_OFF       0x3FFF
+#define _PWRTE_ON        0x3FF7
+#define _WDT_ON          0x3FFF
+#define _WDT_OFF         0x3FFB
+#define _LP_OSC          0x3FFC
+#define _XT_OSC          0x3FFD
+#define _HS_OSC          0x3FFE
+#define _RC_OSC          0x3FFF
+
+/* *** NOTE ***  This particular test takes quite a while to run 
+ * ~ 10,000,000 instruction cycles. (2.5 seconds on a 20Mhz PIC).
+ * The WDT will reset the CPU if it's enabled. So disable it...
+*/
+
+typedef unsigned int word;
+
+word at 0x2007  CONFIG = _WDT_OFF & _PWRTE_ON;
+
 void
 done ()
 {