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Merged
mattbruv merged 1 commit into from
Oct 23, 2020
Merged

start iSystem.cpp #27

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4 changes: 2 additions & 2 deletions asm/CodeWarrior/Runtime.s
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Expand Up @@ -2688,7 +2688,7 @@ func_801EF020:
lbl_801EF0B0:
/* 801EF0B0 001EBEB0 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 801EF0B4 001EBEB4 7F A4 EB 78 */ mr r4, r29
/* 801EF0B8 001EBEB8 4B FE 2E 45 */ bl func_801D1EFC
/* 801EF0B8 001EBEB8 4B FE 2E 45 */ bl OSFreeToHeap
/* 801EF0BC 001EBEBC 80 01 00 24 */ lwz r0, 0x24(r1)
/* 801EF0C0 001EBEC0 83 E1 00 1C */ lwz r31, 0x1c(r1)
/* 801EF0C4 001EBEC4 83 C1 00 18 */ lwz r30, 0x18(r1)
Expand Down Expand Up @@ -2738,7 +2738,7 @@ func_801EF0D8:
lbl_801EF168:
/* 801EF168 001EBF68 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 801EF16C 001EBF6C 7F A4 EB 78 */ mr r4, r29
/* 801EF170 001EBF70 4B FE 2C 91 */ bl func_801D1E00
/* 801EF170 001EBF70 4B FE 2C 91 */ bl OSAllocFromHeap
/* 801EF174 001EBF74 80 01 00 24 */ lwz r0, 0x24(r1)
/* 801EF178 001EBF78 83 E1 00 1C */ lwz r31, 0x1c(r1)
/* 801EF17C 001EBF7C 83 C1 00 18 */ lwz r30, 0x18(r1)
Expand Down
2 changes: 1 addition & 1 deletion asm/Core/p2/iFile.s
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Expand Up @@ -42,7 +42,7 @@ iFileLoad__FPcPUiPUi:
/* 800C336C 000C016C 38 1F 00 1F */ addi r0, r31, 0x1f
/* 800C3370 000C0170 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 800C3374 000C0174 54 04 00 34 */ rlwinm r4, r0, 0, 0, 0x1a
/* 800C3378 000C0178 48 10 EA 89 */ bl func_801D1E00
/* 800C3378 000C0178 48 10 EA 89 */ bl OSAllocFromHeap
/* 800C337C 000C017C 7C 7D 1B 78 */ mr r29, r3
lbl_800C3380:
/* 800C3380 000C0180 38 1F 00 1F */ addi r0, r31, 0x1f
Expand Down
2 changes: 1 addition & 1 deletion asm/Core/p2/iMemMgr.s
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Expand Up @@ -53,7 +53,7 @@ lbl_800C63C0:
/* 800C6408 000C3208 90 09 00 14 */ stw r0, 0x14(r9)
/* 800C640C 000C320C 90 8D 92 24 */ stw r4, HeapSize-_SDA_BASE_(r13)
/* 800C6410 000C3210 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 800C6414 000C3214 48 10 B9 ED */ bl func_801D1E00
/* 800C6414 000C3214 48 10 B9 ED */ bl OSAllocFromHeap
/* 800C6418 000C3218 90 6D 92 14 */ stw r3, mem_base_alloc-_SDA_BASE_(r13)
/* 800C641C 000C321C 3C 80 80 39 */ lis r4, gMemInfo@ha
/* 800C6420 000C3220 38 E4 C3 20 */ addi r7, r4, gMemInfo@l
Expand Down
2 changes: 1 addition & 1 deletion asm/Core/p2/iSnd.s
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Expand Up @@ -898,7 +898,7 @@ lbl_800D054C:
/* 800D0600 000CD400 90 1F 06 1C */ stw r0, 0x61c(r31)
/* 800D0604 000CD404 90 1F 06 20 */ stw r0, 0x620(r31)
/* 800D0608 000CD408 80 6D 92 18 */ lwz r3, the_heap-_SDA_BASE_(r13)
/* 800D060C 000CD40C 48 10 17 F5 */ bl func_801D1E00
/* 800D060C 000CD40C 48 10 17 F5 */ bl OSAllocFromHeap
/* 800D0610 000CD410 90 6D 92 C8 */ stw r3, ua_stream_buffer-_SDA_BASE_(r13)
/* 800D0614 000CD414 38 00 00 08 */ li r0, 8
/* 800D0618 000CD418 38 80 00 00 */ li r4, 0
Expand Down
102 changes: 0 additions & 102 deletions asm/Core/p2/iSystem.s
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Expand Up @@ -410,18 +410,6 @@ lbl_800D362C:
/* 800D3634 000D0434 38 21 00 10 */ addi r1, r1, 0x10
/* 800D3638 000D0438 4E 80 00 20 */ blr

RenderWareExit__Fv:
/* 800D363C 000D043C 94 21 FF F0 */ stwu r1, -0x10(r1)
/* 800D3640 000D0440 7C 08 02 A6 */ mflr r0
/* 800D3644 000D0444 90 01 00 14 */ stw r0, 0x14(r1)
/* 800D3648 000D0448 48 16 48 99 */ bl RwEngineStop
/* 800D364C 000D044C 48 16 4A D9 */ bl RwEngineClose
/* 800D3650 000D0450 48 16 4E 45 */ bl RwEngineTerm
/* 800D3654 000D0454 80 01 00 14 */ lwz r0, 0x14(r1)
/* 800D3658 000D0458 7C 08 03 A6 */ mtlr r0
/* 800D365C 000D045C 38 21 00 10 */ addi r1, r1, 0x10
/* 800D3660 000D0460 4E 80 00 20 */ blr

TextureRead__FPCcPCc:
/* 800D3664 000D0464 94 21 FE E0 */ stwu r1, -0x120(r1)
/* 800D3668 000D0468 7C 08 02 A6 */ mflr r0
Expand Down Expand Up @@ -477,96 +465,6 @@ lbl_800D370C:
/* 800D3724 000D0524 38 21 01 20 */ addi r1, r1, 0x120
/* 800D3728 000D0528 4E 80 00 20 */ blr

.global null_func__Fv
null_func__Fv:
/* 800D372C 000D052C 80 6D 92 14 */ lwz r3, mem_base_alloc-_SDA_BASE_(r13)
/* 800D3730 000D0530 38 03 00 04 */ addi r0, r3, 4
/* 800D3734 000D0534 90 0D 92 14 */ stw r0, mem_base_alloc-_SDA_BASE_(r13)
/* 800D3738 000D0538 4E 80 00 20 */ blr

mem_null:
/* 800D373C 000D053C 90 6D 93 1C */ stw r3, add-_SDA_BASE_(r13)
/* 800D3740 000D0540 90 8D 93 20 */ stw r4, size-_SDA_BASE_(r13)
/* 800D3744 000D0544 4E 80 00 20 */ blr

.global malloc
malloc:
/* 800D3748 000D0548 94 21 FF F0 */ stwu r1, -0x10(r1)
/* 800D374C 000D054C 7C 08 02 A6 */ mflr r0
/* 800D3750 000D0550 7C 64 1B 79 */ or. r4, r3, r3
/* 800D3754 000D0554 90 01 00 14 */ stw r0, 0x14(r1)
/* 800D3758 000D0558 93 E1 00 0C */ stw r31, 0xc(r1)
/* 800D375C 000D055C 41 81 00 0C */ bgt lbl_800D3768
/* 800D3760 000D0560 38 60 00 00 */ li r3, 0
/* 800D3764 000D0564 48 00 00 1C */ b lbl_800D3780
lbl_800D3768:
/* 800D3768 000D0568 80 6D 92 18 */ lwz r3, the_heap-_SDA_BASE_(r13)
/* 800D376C 000D056C 48 0F E6 95 */ bl func_801D1E00
/* 800D3770 000D0570 7C 7F 1B 79 */ or. r31, r3, r3
/* 800D3774 000D0574 40 82 00 08 */ bne lbl_800D377C
/* 800D3778 000D0578 4B FF FF B5 */ bl null_func__Fv
lbl_800D377C:
/* 800D377C 000D057C 7F E3 FB 78 */ mr r3, r31
lbl_800D3780:
/* 800D3780 000D0580 80 01 00 14 */ lwz r0, 0x14(r1)
/* 800D3784 000D0584 83 E1 00 0C */ lwz r31, 0xc(r1)
/* 800D3788 000D0588 7C 08 03 A6 */ mtlr r0
/* 800D378C 000D058C 38 21 00 10 */ addi r1, r1, 0x10
/* 800D3790 000D0590 4E 80 00 20 */ blr

.global free

free:
/* 800D3794 000D0594 94 21 FF F0 */ stwu r1, -0x10(r1)
/* 800D3798 000D0598 7C 08 02 A6 */ mflr r0
/* 800D379C 000D059C 7C 64 1B 79 */ or. r4, r3, r3
/* 800D37A0 000D05A0 90 01 00 14 */ stw r0, 0x14(r1)
/* 800D37A4 000D05A4 41 82 00 0C */ beq lbl_800D37B0
/* 800D37A8 000D05A8 80 6D 92 18 */ lwz r3, the_heap-_SDA_BASE_(r13)
/* 800D37AC 000D05AC 48 0F E7 51 */ bl func_801D1EFC
lbl_800D37B0:
/* 800D37B0 000D05B0 80 01 00 14 */ lwz r0, 0x14(r1)
/* 800D37B4 000D05B4 7C 08 03 A6 */ mtlr r0
/* 800D37B8 000D05B8 38 21 00 10 */ addi r1, r1, 0x10
/* 800D37BC 000D05BC 4E 80 00 20 */ blr

_rwDolphinHeapFree__FPv:
/* 800D37C0 000D05C0 94 21 FF F0 */ stwu r1, -0x10(r1)
/* 800D37C4 000D05C4 7C 08 02 A6 */ mflr r0
/* 800D37C8 000D05C8 90 01 00 14 */ stw r0, 0x14(r1)
/* 800D37CC 000D05CC 93 E1 00 0C */ stw r31, 0xc(r1)
/* 800D37D0 000D05D0 7C 7F 1B 78 */ mr r31, r3
/* 800D37D4 000D05D4 80 0D 83 50 */ lwz r0, bad_val-_SDA_BASE_(r13)
/* 800D37D8 000D05D8 7C 1F 00 40 */ cmplw r31, r0
/* 800D37DC 000D05DC 40 82 00 10 */ bne lbl_800D37EC
/* 800D37E0 000D05E0 38 60 00 00 */ li r3, 0
/* 800D37E4 000D05E4 38 80 00 00 */ li r4, 0
/* 800D37E8 000D05E8 4B FF FF 55 */ bl mem_null
lbl_800D37EC:
/* 800D37EC 000D05EC 28 1F 00 00 */ cmplwi r31, 0
/* 800D37F0 000D05F0 41 82 00 3C */ beq lbl_800D382C
/* 800D37F4 000D05F4 80 7F FF FC */ lwz r3, -4(r31)
/* 800D37F8 000D05F8 3C 03 21 53 */ addis r0, r3, 0x2153
/* 800D37FC 000D05FC 28 00 BE EF */ cmplwi r0, 0xbeef
/* 800D3800 000D0600 40 82 00 10 */ bne lbl_800D3810
/* 800D3804 000D0604 38 7F FF E0 */ addi r3, r31, -32
/* 800D3808 000D0608 4B FF FF 8D */ bl free
/* 800D380C 000D060C 48 00 00 20 */ b lbl_800D382C
lbl_800D3810:
/* 800D3810 000D0610 4B FF FF 1D */ bl null_func__Fv
/* 800D3814 000D0614 80 6D 93 24 */ lwz r3, gEmergencyMemLevel-_SDA_BASE_(r13)
/* 800D3818 000D0618 2C 03 00 00 */ cmpwi r3, 0
/* 800D381C 000D061C 41 82 00 10 */ beq lbl_800D382C
/* 800D3820 000D0620 4B F6 03 B5 */ bl xMemPopBase__Fi
/* 800D3824 000D0624 38 00 00 00 */ li r0, 0
/* 800D3828 000D0628 90 0D 93 24 */ stw r0, gEmergencyMemLevel-_SDA_BASE_(r13)
lbl_800D382C:
/* 800D382C 000D062C 80 01 00 14 */ lwz r0, 0x14(r1)
/* 800D3830 000D0630 83 E1 00 0C */ lwz r31, 0xc(r1)
/* 800D3834 000D0634 7C 08 03 A6 */ mtlr r0
/* 800D3838 000D0638 38 21 00 10 */ addi r1, r1, 0x10
/* 800D383C 000D063C 4E 80 00 20 */ blr

_rwDolphinHeapAlloc__FUl:
/* 800D3840 000D0640 94 21 FF F0 */ stwu r1, -0x10(r1)
/* 800D3844 000D0644 7C 08 02 A6 */ mflr r0
Expand Down
4 changes: 2 additions & 2 deletions asm/Core/p2/iTRC.s
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Expand Up @@ -16,13 +16,13 @@ Init__7ROMFontFv:
/* 80180054 0017CE54 3C 80 00 12 */ lis r4, 0x00120F00@ha
/* 80180058 0017CE58 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 8018005C 0017CE5C 38 84 0F 00 */ addi r4, r4, 0x00120F00@l
/* 80180060 0017CE60 48 05 1D A1 */ bl func_801D1E00
/* 80180060 0017CE60 48 05 1D A1 */ bl OSAllocFromHeap
/* 80180064 0017CE64 48 00 00 14 */ b lbl_80180078
lbl_80180068:
/* 80180068 0017CE68 3C 80 00 02 */ lis r4, 0x00020120@ha
/* 8018006C 0017CE6C 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 80180070 0017CE70 38 84 01 20 */ addi r4, r4, 0x00020120@l
/* 80180074 0017CE74 48 05 1D 8D */ bl func_801D1E00
/* 80180074 0017CE74 48 05 1D 8D */ bl OSAllocFromHeap
lbl_80180078:
/* 80180078 0017CE78 90 6D 97 F0 */ stw r3, mFontData__7ROMFont-_SDA_BASE_(r13)
/* 8018007C 0017CE7C 80 6D 97 F0 */ lwz r3, mFontData__7ROMFont-_SDA_BASE_(r13)
Expand Down
4 changes: 2 additions & 2 deletions asm/Core/p2/isavegame.s
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Expand Up @@ -2261,10 +2261,10 @@ iSG_discard_icondata__Fv:
/* 800CE478 000CB278 90 01 00 14 */ stw r0, 0x14(r1)
/* 800CE47C 000CB27C 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 800CE480 000CB280 80 8D 92 8C */ lwz r4, lbl_803CBB8C-_SDA_BASE_(r13)
/* 800CE484 000CB284 48 10 3A 79 */ bl func_801D1EFC
/* 800CE484 000CB284 48 10 3A 79 */ bl OSFreeToHeap
/* 800CE488 000CB288 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 800CE48C 000CB28C 80 8D 92 90 */ lwz r4, lbl_803CBB90-_SDA_BASE_(r13)
/* 800CE490 000CB290 48 10 3A 6D */ bl func_801D1EFC
/* 800CE490 000CB290 48 10 3A 6D */ bl OSFreeToHeap
/* 800CE494 000CB294 38 00 00 00 */ li r0, 0
/* 800CE498 000CB298 90 0D 92 8C */ stw r0, lbl_803CBB8C-_SDA_BASE_(r13)
/* 800CE49C 000CB29C 90 0D 92 94 */ stw r0, lbl_803CBB94-_SDA_BASE_(r13)
Expand Down
4 changes: 2 additions & 2 deletions asm/bink/bink.s
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Expand Up @@ -222,7 +222,7 @@ radmalloc:
lbl_80196B74:
/* 80196B74 00193974 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 80196B78 00193978 7F E4 FB 78 */ mr r4, r31
/* 80196B7C 0019397C 48 03 B2 85 */ bl func_801D1E00
/* 80196B7C 0019397C 48 03 B2 85 */ bl OSAllocFromHeap
/* 80196B80 00193980 7C 63 1B 79 */ or. r3, r3, r3
/* 80196B84 00193984 40 82 00 0C */ bne lbl_80196B90
lbl_80196B88:
Expand Down Expand Up @@ -268,7 +268,7 @@ lbl_80196C08:
/* 80196C08 00193A08 88 89 FF FF */ lbz r4, -1(r9)
/* 80196C0C 00193A0C 80 6D 86 40 */ lwz r3, lbl_803CAF40-_SDA_BASE_(r13)
/* 80196C10 00193A10 7C 84 48 50 */ subf r4, r4, r9
/* 80196C14 00193A14 48 03 B2 E9 */ bl func_801D1EFC
/* 80196C14 00193A14 48 03 B2 E9 */ bl OSFreeToHeap
lbl_80196C18:
/* 80196C18 00193A18 80 01 00 0C */ lwz r0, 0xc(r1)
/* 80196C1C 00193A1C 7C 08 03 A6 */ mtlr r0
Expand Down
8 changes: 4 additions & 4 deletions asm/dolphin/dolphin.s
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Expand Up @@ -32856,8 +32856,8 @@ lbl_801D1DF8:
/* 801D1DF8 001CEBF8 7C 83 23 78 */ mr r3, r4
/* 801D1DFC 001CEBFC 4E 80 00 20 */ blr

.global func_801D1E00
func_801D1E00:
.global OSAllocFromHeap
OSAllocFromHeap:
/* 801D1E00 001CEC00 1C 03 00 0C */ mulli r0, r3, 0xc
/* 801D1E04 001CEC04 80 6D 9C 48 */ lwz r3, lbl_803CC548-_SDA_BASE_(r13)
/* 801D1E08 001CEC08 7C A3 02 14 */ add r5, r3, r0
Expand Down Expand Up @@ -32934,8 +32934,8 @@ lbl_801D1EF0:
/* 801D1EF4 001CECF4 38 66 00 20 */ addi r3, r6, 0x20
/* 801D1EF8 001CECF8 4E 80 00 20 */ blr

.global func_801D1EFC
func_801D1EFC:
.global OSFreeToHeap
OSFreeToHeap:
/* 801D1EFC 001CECFC 7C 08 02 A6 */ mflr r0
/* 801D1F00 001CED00 38 C4 FF E0 */ addi r6, r4, -32
/* 801D1F04 001CED04 90 01 00 04 */ stw r0, 4(r1)
Expand Down
6 changes: 6 additions & 0 deletions include/dolphin/dolphin.h
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Expand Up @@ -4,4 +4,10 @@
#include "dolphin/types.h"
#include "dolphin/gx.h"

extern "C" {
void OSPanic(int8* param_1, uint32 param_2, int8* param_3);
void* OSAllocFromHeap(void* handle_t, uint32 size_t);
void OSFreeToHeap(void* handle_t, void* param_2);
}

#endif
121 changes: 105 additions & 16 deletions src/Core/p2/iSystem.cpp
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Expand Up @@ -2,6 +2,26 @@

#include <types.h>

#include <dolphin.h>
#include <rwcore.h>

#include "../x/xDebug.h"
#include "../x/xMath.h"
#include "../x/xSnd.h"
#include "../x/xPad.h"
#include "../x/xMemMgr.h"

#include "iSystem.h"
#include "iFile.h"
#include "iTime.h"

extern uint32 mem_base_alloc;
extern uint32 add;
extern uint32 size;
extern int32 gEmergencyMemLevel;
extern void* the_heap;
extern void* bad_val;

// func_800D30B4
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "psGetMemoryFunctions__Fv")

Expand All @@ -23,6 +43,20 @@
// func_800D3364
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "iSystemInit__FUi")

/*
void iSystemExit()
{
xDebugExit();
xMathExit();
RenderWareExit();
xSndExit();
xPadKill();
iFileExit();
iTimeExit();
xMemExit();
}
*/

// func_800D344C
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "iSystemExit__Fv")

Expand All @@ -32,26 +66,81 @@
// func_800D3544
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "RenderWareInit__Fv")

// func_800D363C
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "RenderWareExit__Fv")
int32 RenderWareExit()
{
RwEngineStop();
RwEngineClose();
RwEngineTerm();
}

// func_800D3664
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "TextureRead__FPCcPCc")

// func_800D372C
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "null_func__Fv")

// func_800D373C
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "mem_null")

// func_800D3748
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "malloc")

// func_800D3794
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "free")

// func_800D37C0
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "_rwDolphinHeapFree__FPv")
void null_func()
{
mem_base_alloc += 4;
}

extern "C" {
void mem_null(uint32 param_1, uint32 param_2)
{
add = param_1;
size = param_2;
}

void* malloc(uint32 __size)
{
if ((int32)__size <= 0)
{
return NULL;
}

void* result = OSAllocFromHeap(the_heap, __size);

if (result == NULL)
{
null_func();
}

return result;
}

void free(void* __ptr)
{
if (__ptr != NULL)
{
OSFreeToHeap(the_heap, __ptr);
}
}
}

void _rwDolphinHeapFree(void* __ptr)
{
if (__ptr == bad_val)
{
mem_null(0, 0);
}
if (__ptr != NULL)
{
// TODO: clear this up
// some number is compared against 0xbeef in the assembly.
// 0xbeef was probably a hardcoded constant Heavy iron used.
// if (*(uint32*)((int32)__ptr + -4) + 0x2153 == 0xbeef)
if (*(int32*)((int32)__ptr + -4) == -0x21524111)
{
free((void*)((int32)__ptr - 32));
}
else
{
null_func();
if (gEmergencyMemLevel != 0)
{
xMemPopBase(gEmergencyMemLevel);
gEmergencyMemLevel = 0;
}
}
}
}

// func_800D3840
#pragma GLOBAL_ASM("asm/Core/p2/iSystem.s", "_rwDolphinHeapAlloc__FUl")
Expand Down
2 changes: 2 additions & 0 deletions src/Core/x/xMemMgr.h
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Expand Up @@ -21,6 +21,8 @@ struct xMemPool

extern uint32 gActiveHeap;

void xMemExit();
int32 xMemPopBase(int32 depth);
void* xMemGrowAlloc(uint32 heapID, uint32 size);
void* xMemAlloc(uint32 heapID, uint32 size, int32 align);
void xMemPoolSetup(xMemPool* pool, void* buffer, uint32 nextOffset, uint32 flags,
Expand Down