1 files changed, 37 insertions, 0 deletions
diff --git a/arm9/asm/MSL_Common_assert.s b/arm9/asm/MSL_Common_assert.s
new file mode 100644
index 00000000..161d2ab9
--- /dev/null
+++ b/arm9/asm/MSL_Common_assert.s
@@ -0,0 +1,37 @@
+    .include "asm/macros.inc"
+    .include "global.inc"
+
+    .data
+
+__local_str__msl_assertion_failed: ; 0x02106B3C
+	.asciz "Assertion (%s) failed in \"%s\", function \"%s\", line %d\n"
+    .size __local_str__msl_assertion_failed,.-__local_str__msl_assertion_failed
+    .balign 4, 0
+
+    .text
+
+	arm_func_start __msl_assertion_failed
+__msl_assertion_failed: ; 0x020DE3FC
+	stmdb sp!, {r3-r4,lr}
+	sub sp, sp, #0x4
+	mov r4, r0
+	mov lr, r1
+	mov r12, r2
+	str r3, [sp, #0x0]
+	ldr r0, _020DE434 ; =__local_str__msl_assertion_failed
+	mov r1, r4
+	mov r2, lr
+	mov r3, r12
+	bl printf
+	bl abort
+	add sp, sp, #0x4
+	ldmia sp!, {r3-r4,pc}
+	.balign 4
+_020DE434: .word __local_str__msl_assertion_failed
+    arm_func_end __msl_assertion_failed
+
+    .section .exceptix,4
+
+	.word __msl_assertion_failed
+	.short 61
+	.word 0x00200100