updates to dsa libs

2025-06-26 00:51:20 +01:00
parent 620584488b
commit e9f04824ea
4 changed files with 152 additions and 26 deletions
@@ -29,6 +29,8 @@
 //      jmp print::print_word
 //

+include maths "../maths/core.dsa"
+
 dw display: 0x20000
 dw current: 0x20000

@@ -155,6 +157,40 @@ _print_hex_nibble_number:
    addi rg1, 1
    return

+// ------------------------------------------
+// print whitespace
+print_whitespace:
+    push bpr
+    mov spr, bpr
+
+    ldw current, rg1
+    lli 0x20, rg0
+    stb rg0, rg1
+    addi rg1, 1
+    jmp _end
+
+// ------------------------------------------
+// print newline
+print_newline:
+    push bpr
+    mov spr, bpr
+
+    ldw display, rg0
+    ldw current, rg1
+    sub rg1, rg0, rg0
+
+    lwi 80, rg2
+    push rg0
+    push rg2
+    call maths::divmod
+    pop rg2
+    addi rg2, 80
+    ldw display, rg1
+    add rg1, rg2, rg1
+
+    // _end saves the display state
+    jmp _end
+
 // ------------------------------------------
 // resets the cursor position on the screen to 0x20000. (0,0)
 reset: