X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/5509558d05f30339f3393f02f67e8854cbe25a00..5c33c5c001049403ac33d71bfbe0115c318c1b4c:/insn_pop_reg.v

diff --git a/insn_pop_reg.v b/insn_pop_reg.v
index 9d4acbd..5a7da08 100644
--- a/insn_pop_reg.v
+++ b/insn_pop_reg.v
@@ -1,17 +1,11 @@
 `ifdef EXECUTE
 	`INSN_POP_reg: begin	/* POP is 12 cycles! */
 		case (cycle)
-		0:	begin
-				rd <= 1;
-				address <= {registers[`REG_SPH],registers[`REG_SPL]};
-			end
-		1:	begin
-				rd <= 1;
-				address <= {registers[`REG_SPH],registers[`REG_SPL]} + 1;
-			end
+		0:	`EXEC_READ(`_SP)
+		1:	`EXEC_READ(`_SP + 1)
 		2:	begin
-				`EXEC_NEWCYCLE;
-				`EXEC_INC_PC;
+				`EXEC_NEWCYCLE
+				`EXEC_INC_PC
 			end
 		endcase
 	end
@@ -23,21 +17,20 @@
 		0:	begin end
 		1:	begin
 				case (opcode[5:4])
-				`INSN_stack_AF:	registers[`REG_F] <= rdata;
-				`INSN_stack_BC:	registers[`REG_C] <= rdata;
-				`INSN_stack_DE:	registers[`REG_E] <= rdata;
-				`INSN_stack_HL:	registers[`REG_L] <= rdata;
+				`INSN_stack_AF:	`_F <= rdata;
+				`INSN_stack_BC:	`_C <= rdata;
+				`INSN_stack_DE:	`_E <= rdata;
+				`INSN_stack_HL:	`_L <= rdata;
 				endcase
 			end
 		2:	begin
 				case (opcode[5:4])
-				`INSN_stack_AF:	registers[`REG_A] <= rdata;
-				`INSN_stack_BC:	registers[`REG_B] <= rdata;
-				`INSN_stack_DE:	registers[`REG_D] <= rdata;
-				`INSN_stack_HL:	registers[`REG_H] <= rdata;
+				`INSN_stack_AF:	`_A <= rdata;
+				`INSN_stack_BC:	`_B <= rdata;
+				`INSN_stack_DE:	`_D <= rdata;
+				`INSN_stack_HL:	`_H <= rdata;
 				endcase
-				{registers[`REG_SPH],registers[`REG_SPL]} <=
-					{registers[`REG_SPH],registers[`REG_SPL]} + 2;
+				`_SP <= `_SP + 2;
 			end
 		endcase
 	end