X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=cpu%2FCyclone%2Fconfig.h;h=6fc6571f1f1a08a1724e378b1b1ff610ee4c4cc1;hb=2270612aa7ee7d04549e95c2ab4d72f6aa67fa8d;hp=0fc96cb064018059055f31f408ce82fde4a7545e;hpb=cfb3dfa0f2a36569a6b090e87568b1a1c423f75c;p=picodrive.git

diff --git a/cpu/Cyclone/config.h b/cpu/Cyclone/config.h
index 0fc96cb..6fc6571 100644
--- a/cpu/Cyclone/config.h
+++ b/cpu/Cyclone/config.h
@@ -45,7 +45,7 @@
  * MEMHANDLERS_NEED_PC updates .pc context field with PC value effective at the time
  * when memhandler was called (opcode address + unknown amount).
  * MEMHANDLERS_NEED_PREV_PC updates .prev_pc context field to currently executed
- * opcode address.
+ * opcode address + 2.
  * Note that .pc and .prev_pc values are always real pointers to memory, so you must
  * subtract .membase to get M68k PC value.
  * Warning: updating PC in memhandlers is dangerous, as Cyclone may internally
@@ -107,6 +107,19 @@
  */
 #define USE_CHECKPC_CALLBACK      1
 
+/*
+ * This determines if checkpc() should be called after jumps when 8 and 16 bit
+ * displacement values were used.
+ */
+#define USE_CHECKPC_OFFSETBITS_16 1
+#define USE_CHECKPC_OFFSETBITS_8  0
+
+/*
+ * Call checkpc() after DBcc jumps (which use 16bit displacement). Cyclone prior to
+ * 0.0087 never did that.
+ */
+#define USE_CHECKPC_DBRA          0
+
 /*
  * When this option is enabled Cyclone will do two word writes instead of one
  * long write when handling MOVE.L with pre-decrementing destination, as described in