megacommit:

- setup new UI layout using tiling and an action/message based system for updating global state based on interactions with individual tiles and vice versa
- added custom dialogs and UI helpers to create a more cohesive UI
- added a disassembler widget (WIP)
- added a documentation widget (WIP)
- refactored backend halt/pause logic to fix bugs.
- started emulator implementation documentation (to complement the ISA spec)

dsa_resources/animation.dsa

@@ -8,7 +8,7 @@ dw COL2: 0xFF00FF00   // green
 dw COL3: 0xFFFF0000   // blue
 dw COL4: 0xFF00FFFF   // yellow
 dw COL_IDX: 0
-
+ 
 // registers:
 // rg0 = x position
 // rg1 = y position

dsa_resources/bench.dsa

@@ -1,6 +1,6 @@
 include print: "./print.dsa"
 db msg: "hello world"
-dw stack: 0x1000
+dw stack: 0x10000
 _init:
     ldw stack, bpr
     mov bpr, spr

dsa_resources/print.dsa

@@ -121,10 +121,11 @@ print_byte: func
 
     stb rg0, rg1
     addi rg1, 1
+    stw rg1, current
 
     pop rg1
     pop rg0
-    jmp _end
+    return
 
 // ------------------------------------------
 // prints the value of arg[0] to the screen in hex.