Register operands on BOUND/LEA/LDS/LES/LFS/LGS/LSS now cause invalid opcode faults. Fixes NTVDM.

2014-04-27 11:40:03 +01:00 · 2014-04-27 11:40:03 +01:00 · 81e24b9cb5
commit 81e24b9cb5
parent 876db9f38c
4 changed files with 31 additions and 0 deletions
--- a/src/386_ops.h
+++ b/src/386_ops.h
@ -3,6 +3,17 @@
 OpFn *x86_opcodes;
 OpFn *x86_opcodes_0f;

+#define ILLEGAL_ON(cond)                \
+        do                              \
+        {                               \
+                if ((cond))             \
+                {                       \
+                        pc = oldpc;     \
+                        x86illegal();   \
+                        return 0;       \
+                }                       \
+        } while (0)
+
 static inline void PUSH_W(uint16_t val)
 {
        if (stack32)