Move the core to core/

[fpgaboy.git] / insn_alu_ext.v

diff --git a/insn_alu_ext.v b/insn_alu_ext.v
deleted file mode 100644 (file)
index 1b7825b..0000000
--- a/insn_alu_ext.v
+++ /dev/null
@@ -1,45 +0,0 @@
-`ifdef EXECUTE
-       `INSN_ALU_EXT: begin
-               if ((opcode[2:0] == `INSN_reg_dHL) && (cycle == 0))
-                       `EXEC_READ(`_HL)
-               else begin
-                       `EXEC_INC_PC
-                       case (opcode[2:0])
-                       `INSN_reg_A:    tmp <= `_A;
-                       `INSN_reg_B:    tmp <= `_B;
-                       `INSN_reg_C:    tmp <= `_C;
-                       `INSN_reg_D:    tmp <= `_D;
-                       `INSN_reg_E:    tmp <= `_E;
-                       `INSN_reg_H:    tmp <= `_H;
-                       `INSN_reg_L:    tmp <= `_L;
-                       `INSN_reg_dHL:  tmp <= rdata;
-                       endcase
-               end
-       end
-`endif
-
-`ifdef WRITEBACK
-       `INSN_ALU_EXT: begin
-               if (opcode[2:0] == `INSN_reg_dHL) begin
-                       if(cycle == 0) begin end
-                       else if(cycle == 1) begin
-                               `EXEC_WRITE(`_HL, alu_res)
-                       end else begin
-                               `EXEC_NEWCYCLE
-                       end
-               end else begin
-                       case(opcode[2:0])
-                       `INSN_reg_B: `_B <= alu_res;
-                       `INSN_reg_C: `_C <= alu_res;
-                       `INSN_reg_D: `_D <= alu_res;
-                       `INSN_reg_E: `_E <= alu_res;
-                       `INSN_reg_H: `_H <= alu_res;
-                       `INSN_reg_L: `_L <= alu_res;
-                       `INSN_reg_A: `_A <= alu_res;
-                       `INSN_reg_dHL: begin end /* eat dicks */
-                       endcase
-                       `_F <= {f_res,`_F[3:0]};
-                       `EXEC_NEWCYCLE
-               end
-       end
-`endif