Make SEI/CLI take effect one cycle earlier.

2011-09-27 07:17:15 +02:00
parent 9b58705596
commit 3678fc4f4e
1 changed files with 2 additions and 2 deletions
--- a/cpu.v
+++ b/cpu.v
@@ -795,11 +795,11 @@ always @(posedge clk)
 	I <= 1;
    else if( state == RTI2 )
    	I <= DIMUX[2];
-    else if( state == DECODE ) begin
+    else if( state == REG ) begin
 	if( sei ) I <= 1;
 	if( cli ) I <= 0;
+    else if( state == DECODE )
 	if( plp ) I <= ADD[2];
-    end

 /*
 * Update D flag