diff options
Diffstat (limited to 'gba/source/call_into_middle_of_titlescreen_func.s')
-rw-r--r-- | gba/source/call_into_middle_of_titlescreen_func.s | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gba/source/call_into_middle_of_titlescreen_func.s b/gba/source/call_into_middle_of_titlescreen_func.s new file mode 100644 index 0000000..7908f6b --- /dev/null +++ b/gba/source/call_into_middle_of_titlescreen_func.s | |||
@@ -0,0 +1,13 @@ | |||
1 | .text | ||
2 | .code 16 | ||
3 | |||
4 | .global call_into_middle_of_titlescreen_func | ||
5 | .thumb_func | ||
6 | call_into_middle_of_titlescreen_func: | ||
7 | push {lr} | ||
8 | push {r4-r5} | ||
9 | @ use r4 (which already got saved to the stack) as scratch space to reserve a variable amount of stack space | ||
10 | mov r4,sp | ||
11 | sub r4,r4,r1 | ||
12 | mov sp,r4 | ||
13 | bx r0 \ No newline at end of file | ||