diff options
| author | Max <mparisi@stevens.edu> | 2020-10-23 01:30:30 -0400 |
|---|---|---|
| committer | Max <mparisi@stevens.edu> | 2020-10-23 01:30:30 -0400 |
| commit | b889dc5418ad7a072e6b2b47d7a866ba08c05a15 (patch) | |
| tree | c035810ea676b29377c3ce137343074744d1f52d /src/code_801DBB3C.cpp | |
| parent | a7f8bf4f63f0008926c9e15b93fac4893d416a10 (diff) | |
match func_801DBC58
Diffstat (limited to 'src/code_801DBB3C.cpp')
| -rw-r--r-- | src/code_801DBB3C.cpp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/code_801DBB3C.cpp b/src/code_801DBB3C.cpp new file mode 100644 index 0000000..589d09a --- /dev/null +++ b/src/code_801DBB3C.cpp @@ -0,0 +1,184 @@ +#include "types.h"
+#include "ctorStruct.h"
+#include "Runtime/__mem.h"
+#include "code_801DAAE0.h"
+#include "code_801DB040.h"
+#include "code_801DBB3C.h"
+
+namespace
+{
+
+ // might be same as above
+ struct unkClass2
+ {
+ unkClass2* unk0;
+ gUnkClass1* unk4;
+ u8 unk8[4];
+ size_t unkC;
+
+
+ };
+
+ // gUnkClass2?
+ struct unkClass
+ {
+ u8 pad[0x8];
+ u32 unk8;
+ u32 unkC;
+ void* unk10;
+ u32 unk14;
+ unkClass2* unk18;
+ };
+
+
+
+}
+
+
+extern "C" {
+
+//static
+unkClass* func_801DBB3C(void)
+{
+ return 0;
+}
+
+//static
+void func_801DBB44(unkClass*)
+{
+
+}
+
+//static
+#ifdef NONMATCHING
+void func_801DBB48(unkClass *p1, u32 p2, u32 p3)
+{
+ //p2 = r30
+ u32 r31 = (p3+7) & ~0x3; // element size
+ p1->unk8 = p2; // number of elements
+ p1->unkC = r31;
+ // void* func_801DAD98(u32 size); allocate and 0 fill
+ void* data = func_801DAD98((p2+1) * r31); //r3
+ p1->unk10 = data;
+ p1->unk18 = data;
+ p1->unk14 = (u8*)data + p2 * r31;
+ if (p2) {
+ if (p2 > 8) {
+ u32 r4 = p2 - 8;
+ if (r4 > 0) {
+ for (size_t i = (r4+7)/8; i != 0; i--) {
+ // 8 stores per iteration
+
+ ...
+ }
+ }
+ }
+ }
+}
+#else
+asm void func_801DBB48(unkClass *p1, u32 p2, u32 p3)
+{
+ /* 801DBB48 001D77A8 94 21 FF E0 */ stwu r1, -0x20(r1)
+ /* 801DBB4C 001D77AC 7C 08 02 A6 */ mflr r0
+ /* 801DBB50 001D77B0 38 A5 00 07 */ addi r5, r5, 7
+ /* 801DBB54 001D77B4 90 01 00 24 */ stw r0, 0x24(r1)
+ /* 801DBB58 001D77B8 38 04 00 01 */ addi r0, r4, 1
+ /* 801DBB5C 001D77BC 93 E1 00 1C */ stw r31, 0x1c(r1)
+ /* 801DBB60 001D77C0 54 BF 00 3A */ rlwinm r31, r5, 0, 0, 0x1d
+ /* 801DBB64 001D77C4 93 C1 00 18 */ stw r30, 0x18(r1)
+ /* 801DBB68 001D77C8 7C 9E 23 78 */ mr r30, r4
+ /* 801DBB6C 001D77CC 93 A1 00 14 */ stw r29, 0x14(r1)
+ /* 801DBB70 001D77D0 7C 7D 1B 78 */ mr r29, r3
+ /* 801DBB74 001D77D4 90 83 00 08 */ stw r4, 8(r3)
+ /* 801DBB78 001D77D8 93 E3 00 0C */ stw r31, 0xc(r3)
+ /* 801DBB7C 001D77DC 7C 60 F9 D6 */ mullw r3, r0, r31
+ /* 801DBB80 001D77E0 4B FF F2 19 */ bl func_801DAD98
+ /* 801DBB84 001D77E4 7C 1E F9 D6 */ mullw r0, r30, r31
+ /* 801DBB88 001D77E8 2C 1E 00 00 */ cmpwi r30, 0
+ /* 801DBB8C 001D77EC 90 7D 00 10 */ stw r3, 0x10(r29)
+ /* 801DBB90 001D77F0 39 00 00 00 */ li r8, 0
+ /* 801DBB94 001D77F4 38 E0 00 00 */ li r7, 0
+ /* 801DBB98 001D77F8 90 7D 00 18 */ stw r3, 0x18(r29)
+ /* 801DBB9C 001D77FC 7C 03 02 14 */ add r0, r3, r0
+ /* 801DBBA0 001D7800 90 1D 00 14 */ stw r0, 0x14(r29)
+ /* 801DBBA4 001D7804 41 82 00 90 */ beq lbl_801DBC34
+ /* 801DBBA8 001D7808 28 1E 00 08 */ cmplwi r30, 8
+ /* 801DBBAC 001D780C 38 9E FF F8 */ addi r4, r30, -8
+ /* 801DBBB0 001D7810 40 81 00 60 */ ble lbl_801DBC10
+ /* 801DBBB4 001D7814 38 04 00 07 */ addi r0, r4, 7
+ /* 801DBBB8 001D7818 54 00 E8 FE */ srwi r0, r0, 3
+ /* 801DBBBC 001D781C 7C 09 03 A6 */ mtctr r0
+ /* 801DBBC0 001D7820 28 04 00 00 */ cmplwi r4, 0
+ /* 801DBBC4 001D7824 40 81 00 4C */ ble lbl_801DBC10
+ lbl_801DBBC8:
+ /* 801DBBC8 001D7828 7C A3 FA 14 */ add r5, r3, r31
+ /* 801DBBCC 001D782C 38 E7 00 08 */ addi r7, r7, 8
+ /* 801DBBD0 001D7830 90 A3 00 00 */ stw r5, 0(r3)
+ /* 801DBBD4 001D7834 7C 85 FA 14 */ add r4, r5, r31
+ /* 801DBBD8 001D7838 7C 64 FA 14 */ add r3, r4, r31
+ /* 801DBBDC 001D783C 90 85 00 00 */ stw r4, 0(r5)
+ /* 801DBBE0 001D7840 7C C3 FA 14 */ add r6, r3, r31
+ /* 801DBBE4 001D7844 7C A6 FA 14 */ add r5, r6, r31
+ /* 801DBBE8 001D7848 90 64 00 00 */ stw r3, 0(r4)
+ /* 801DBBEC 001D784C 7C 85 FA 14 */ add r4, r5, r31
+ /* 801DBBF0 001D7850 7D 04 FA 14 */ add r8, r4, r31
+ /* 801DBBF4 001D7854 90 C3 00 00 */ stw r6, 0(r3)
+ /* 801DBBF8 001D7858 7C 68 FA 14 */ add r3, r8, r31
+ /* 801DBBFC 001D785C 90 A6 00 00 */ stw r5, 0(r6)
+ /* 801DBC00 001D7860 7C 86 F9 2E */ stwx r4, r6, r31
+ /* 801DBC04 001D7864 7D 05 F9 2E */ stwx r8, r5, r31
+ /* 801DBC08 001D7868 7C 64 F9 2E */ stwx r3, r4, r31
+ /* 801DBC0C 001D786C 42 00 FF BC */ bdnz lbl_801DBBC8
+ lbl_801DBC10:
+ /* 801DBC10 001D7870 7C 07 F0 50 */ subf r0, r7, r30
+ /* 801DBC14 001D7874 7C 09 03 A6 */ mtctr r0
+ /* 801DBC18 001D7878 7C 07 F0 40 */ cmplw r7, r30
+ /* 801DBC1C 001D787C 40 80 00 18 */ bge lbl_801DBC34
+ lbl_801DBC20:
+ /* 801DBC20 001D7880 7C 03 FA 14 */ add r0, r3, r31
+ /* 801DBC24 001D7884 7C 68 1B 78 */ mr r8, r3
+ /* 801DBC28 001D7888 90 03 00 00 */ stw r0, 0(r3)
+ /* 801DBC2C 001D788C 7C 03 03 78 */ mr r3, r0
+ /* 801DBC30 001D7890 42 00 FF F0 */ bdnz lbl_801DBC20
+ lbl_801DBC34:
+ /* 801DBC34 001D7894 38 00 00 00 */ li r0, 0
+ /* 801DBC38 001D7898 90 08 00 00 */ stw r0, 0(r8)
+ /* 801DBC3C 001D789C 83 E1 00 1C */ lwz r31, 0x1c(r1)
+ /* 801DBC40 001D78A0 83 C1 00 18 */ lwz r30, 0x18(r1)
+ /* 801DBC44 001D78A4 83 A1 00 14 */ lwz r29, 0x14(r1)
+ /* 801DBC48 001D78A8 80 01 00 24 */ lwz r0, 0x24(r1)
+ /* 801DBC4C 001D78AC 7C 08 03 A6 */ mtlr r0
+ /* 801DBC50 001D78B0 38 21 00 20 */ addi r1, r1, 0x20
+ /* 801DBC54 001D78B4 4E 80 00 20 */ blr
+}
+#pragma peephole on
+#endif
+
+// allocate a linked list node from the free store
+gUnkClass1* func_801DBC58(gUnkClass2* p1)
+{
+ gUnkClass3* r31 = p1->unk18;
+ unkClass* r30 = func_801DBB3C();
+ func_801DBB44(0);
+ if (r31) {
+ p1->unk18 = r31->unk0;
+ goto bcac;
+ }
+ func_801DBB44(r30);
+ return NULL;
+bcac:
+ func_801DBB44(r30);
+ memset(r31, 0, p1->unkC);
+ if (++p1->unk0 > p1->unk4)
+ p1->unk4 = p1->unk0;
+ return &r31->unk4;
+}
+/*
+func_801DBD00
+{
+
+}
+*/
+
+
+}
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