X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/77ab69d7bb0902e6ebf0994159ed2205f8413e34..b057a5d6e6db6db06ae33703ca72cd235eec91d6:/core/insn_ld_reg_imm8.v

diff --git a/core/insn_ld_reg_imm8.v b/core/insn_ld_reg_imm8.v
new file mode 100644
index 0000000..7340421
--- /dev/null
+++ b/core/insn_ld_reg_imm8.v
@@ -0,0 +1,36 @@
+`ifdef EXECUTE
+	`INSN_LD_reg_imm8: begin
+		case (cycle)
+		0:	begin
+				`EXEC_INC_PC
+				`EXEC_READ(`_PC + 1)
+			end
+		1:	begin
+				`EXEC_INC_PC
+				if (opcode[5:3] == `INSN_reg_dHL)
+					`EXEC_WRITE(`_HL, rdata)
+				else
+					`EXEC_NEWCYCLE
+			end
+		2:	`EXEC_NEWCYCLE
+		endcase
+	end
+`endif
+
+`ifdef WRITEBACK
+	`INSN_LD_reg_imm8:
+		case (cycle)
+		0:	begin end
+		1:	case (opcode[5:3])
+			`INSN_reg_A:	begin `_A <= rdata; end
+			`INSN_reg_B:	begin `_B <= rdata; end
+			`INSN_reg_C:	begin `_C <= rdata; end
+			`INSN_reg_D:	begin `_D <= rdata; end
+			`INSN_reg_E:	begin `_E <= rdata; end
+			`INSN_reg_H:	begin `_H <= rdata; end
+			`INSN_reg_L:	begin `_L <= rdata; end
+			`INSN_reg_dHL:	begin /* Go off to cycle 2 */ end
+			endcase
+		2:	begin end
+		endcase
+`endif