progress on debugging bf.dsa

2025-06-24 18:07:33 +01:00
parent 449612ac19
commit d87bf6bbb0
1 changed files with 6 additions and 10 deletions
@@ -20,6 +20,7 @@ _init_stack:
 start:
    // load the start of the program into rg0
    lwi program, rg0
+	lwi data, rg1

    // rg0 is our instruction pointer
    // rg1 is our data pointer
@@ -41,11 +42,11 @@ loop_start:
    ldb rg0, rg3


-    // pusha 2
-    // push rg3
-    // call print::print_byte
-    // pop zero
-    // popa 2
+    pusha 2
+    push rg3
+    call print::print_byte
+    pop zero
+    popa 2

    // switch on the instruction
    // all cases will return to either loop_start or loop_end
@@ -69,11 +70,6 @@ loop_start:
    jeq end

    // if we get here, we don't know what the instruction is
-    lwi error, rg0
-    push rg0
-    call print::print
-    pop zero
-
 end:
    lwi error, rg2
    pusha 2