X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/77ab69d7bb0902e6ebf0994159ed2205f8413e34..b057a5d6e6db6db06ae33703ca72cd235eec91d6:/core/insn_incdec_hl.v

diff --git a/core/insn_incdec_hl.v b/core/insn_incdec_hl.v
new file mode 100644
index 0000000..abfe495
--- /dev/null
+++ b/core/insn_incdec_hl.v
@@ -0,0 +1,18 @@
+`ifdef EXECUTE
+	`INSN_INCDEC_HL: begin
+		case (cycle)
+		0:	`EXEC_READ(`_HL)
+		1:	`EXEC_WRITE(`_HL, rdata + (opcode[0] ? 8'hFF : 8'h01))
+		2:	begin
+				`EXEC_INC_PC
+				`EXEC_NEWCYCLE
+			end
+		endcase
+	end
+`endif
+
+`ifdef WRITEBACK
+	`INSN_INCDEC_HL: begin
+		/* meh meh */
+	end
+`endif