Add jsr test

2023-10-15 13:30:09 -07:00
parent afd8de92cc
commit 32f6c0f8d9
6 changed files with 116 additions and 5 deletions
--- a/sw/test_code/jsr_test/main.s
+++ b/sw/test_code/jsr_test/main.s
@@ -0,0 +1,23 @@
+.export _init, _nmi_int, _irq_int
+
+.code
+
+_nmi_int:
+_irq_int:
+
+_init:
+    ldx #$ff
+    txs
+    lda #$00
+    jsr subroutine
+    sta $00
+@1: bra @1
+
+subroutine:
+    inc
+    jsr suborutine2
+    rts
+
+suborutine2:
+    inc
+    rts