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authorRangi <remy.oukaour+rangi42@gmail.com>2020-07-07 18:50:58 -0400
committerRangi <remy.oukaour+rangi42@gmail.com>2020-07-07 19:43:11 -0400
commitbbf2f51a02b2544f1bef32a5868503b474ae2fef (patch)
treed73507228a57e4f3cece2fb93fe7df3a9439553f /home/array2.asm
parent51ac538c25f8c0a6d88101569a17f02d09855d31 (diff)
Move all code out of home.asm into home/
This results in 64 home/*.asm files, comparable to pokecrystal's 57.
Diffstat (limited to 'home/array2.asm')
-rw-r--r--home/array2.asm47
1 files changed, 47 insertions, 0 deletions
diff --git a/home/array2.asm b/home/array2.asm
new file mode 100644
index 00000000..f4ed8389
--- /dev/null
+++ b/home/array2.asm
@@ -0,0 +1,47 @@
+CallFunctionInTable::
+; Call function a in jumptable hl.
+; de is not preserved.
+ push hl
+ push de
+ push bc
+ add a
+ ld d, 0
+ ld e, a
+ add hl, de
+ ld a, [hli]
+ ld h, [hl]
+ ld l, a
+ ld de, .returnAddress
+ push de
+ jp hl
+.returnAddress
+ pop bc
+ pop de
+ pop hl
+ ret
+
+IsInArray::
+; Search an array at hl for the value in a.
+; Entry size is de bytes.
+; Return count b and carry if found.
+ ld b, 0
+
+IsInRestOfArray::
+ ld c, a
+.loop
+ ld a, [hl]
+ cp -1
+ jr z, .notfound
+ cp c
+ jr z, .found
+ inc b
+ add hl, de
+ jr .loop
+
+.notfound
+ and a
+ ret
+
+.found
+ scf
+ ret