Fix #312 - implement more opcodes for z80-zxn

Impemented test N as ```tst N``` to use the same opcode as the Z180.
z88dk · Aug 19, 2017 · 6edf011 · 6edf011
1 parent ee48b5d
commit 6edf011
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Showing 9 changed files with 7,409 additions and 6,336 deletions.
diff --git a/src/z80asm/opcodes.c b/src/z80asm/opcodes.c
@@ -87,6 +87,15 @@ void add_opcode_idx_n(int opcode, struct Expr *idx_expr,
 	Pass2infoExpr(RANGE_BYTE_UNSIGNED, n_expr);
 }
 
+/* add opcode followed by two 8-bit expressions */
+void add_opcode_n_n(int opcode, struct Expr *n1_expr,
+								struct Expr *n2_expr )
+{
+	add_opcode(opcode);
+	Pass2infoExpr(RANGE_BYTE_UNSIGNED, n1_expr);
+	Pass2infoExpr(RANGE_BYTE_UNSIGNED, n2_expr);
+}
+
 /* add "call flag", or emulation on a Rabbit */
 void add_call_flag(int flag, Expr *target)
 {

diff --git a/src/z80asm/opcodes.h b/src/z80asm/opcodes.h
@@ -37,6 +37,10 @@ extern void add_opcode_idx(int opcode, struct Expr *expr);
 extern void add_opcode_idx_n(int opcode, struct Expr *idx_expr,
 										 struct Expr *n_expr );
 
+/* add opcode followed by two 8-bit expressions */
+extern void add_opcode_n_n(int opcode, struct Expr *n1_expr,
+									   struct Expr *n2_expr );
+
 /* add "call flag", or emulation on a Rabbit */
 extern void add_call_flag(int flag, struct Expr *target);