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Merge pull request #345 from DizzyEggg/sub_800B720

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Fix fakematch in sub_800B720
This commit is contained in:
Seth Barberee
2025-02-26 14:29:42 -08:00
committed by GitHub
parent 8b7253c315 807c5c7287
commit 7ce6bc0027
1 changed files with 24 additions and 40 deletions
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64
src/reg_control.c
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@@ -155,60 +155,44 @@ IntrCallback SetInterruptCallback(u32 index, IntrCallback new_callback)
}
// Unused?
s32 sub_800B720(s16 a0, IntrCallback a1)
s32 sub_800B720(s32 a0, IntrCallback a1)
{
s32 r2;
unkStruct_202D648 *r3;
s32 r4;
s32 i;
struct unkStruct_202D648 *strPtr;
bool8 sp4;
s32 spC;
bool32 sp10;
s32 asS16, asU16;
spC = a0;
asS16 = (s16) a0;
sp4 = DisableInterrupts();
do {
sp10 = FALSE;
r4 = 0;
r3 = gUnknown_202D608;
if (r4 >= gUnknown_203B0AA)
continue;
if (r3->unk0 == gUnknown_203B0A8) {
gUnknown_203B0A8 = (gUnknown_203B0A8 + 1) & 0x7fff;
sp10 = TRUE;
continue;
}
label:
do {
r4++;
r3++;
if (r4 >= gUnknown_203B0AA)
continue;
if (r3->unk0 == gUnknown_203B0A8) {
while (1) {
bool8 sp10 = FALSE;
for (i = 0, strPtr = gUnknown_202D608; i < gUnknown_203B0AA; i++, strPtr++) {
if (strPtr->unk0 == gUnknown_203B0A8) {
gUnknown_203B0A8 = (gUnknown_203B0A8 + 1) & 0x7fff;
sp10 = TRUE;
break;
}
else
goto label;
} while (0);
} while (sp10);
for (r4 = 0, r3 = gUnknown_202D608; r4 < gUnknown_203B0AA; r4++, r3++) {
if (r3->unk2 > spC)
}
if (!sp10)
break;
}
for (r2 = gUnknown_203B0AA - 1, r3 = &gUnknown_202D608[r2]; r2 >= r4; r2--, r3--)
r3[1] = r3[0];
for (i = 0, strPtr = gUnknown_202D608; i < gUnknown_203B0AA; i++, strPtr++) {
if (strPtr->unk2 > asS16)
break;
}
for (r2 = gUnknown_203B0AA - 1, strPtr = &gUnknown_202D608[r2]; r2 >= i; r2--, strPtr--) {
strPtr[1] = strPtr[0];
}
gUnknown_203B0AA++;
gUnknown_202D608[r4].unk0 = gUnknown_203B0A8;
#ifdef NONMATCHING
gUnknown_202D608[r4].unk2 = spC;
#else
gUnknown_202D608[r4].unk2 = ((u32)spC << 0x10 >> 0x10); // fake and may overflow. Unspecified behavior
#endif
gUnknown_202D608[r4].unk4 = a1;
gUnknown_202D608[i].unk0 = gUnknown_203B0A8;
asU16 = (u16) asS16;
gUnknown_202D608[i].unk2 = asU16;
gUnknown_202D608[i].unk4 = a1;
if (sp4)
EnableInterrupts();