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# memory debugger - fun!
# GX stuff is implemented in C++, this just gets the lowlevel info
#define HEAP_EGGRootMEM1 1
#define HEAP_EGGRootMEM2 2
#define HEAP_Archive 3
.extern cppGXStart
.extern cppGXEnd
.extern cppProcessHeap
.extern MEMGetTotalFreeSizeForExpHeap
.extern GameHeap1
.extern GameHeap2
.extern ArchiveHeap
.extern OSReport
.extern dSys_c__RootHeapMEM1
.extern dSys_c__RootHeapMEM2
.set sp,1
.set rtoc,2
.set this,31
.text
.align 4
.global doHeapBar
doHeapBar:
stwu sp, -0x10(sp)
mflr r0
stw r0, 0x14(sp)
stw this, 0xC(sp)
#lis r3, EGGTSystem_Pointer@h
#ori r3, r3, EGGTSystem_Pointer@l
#lwz this, 0(r3)
bl cppGXStart
#lwz r3, 0x18(this)
#lis r3, dSys_c__RootHeapMEM1@h
#ori r3, r3, dSys_c__RootHeapMEM1@l
lis r3, GameHeap1@h
ori r3, r3, GameHeap1@l
lwz r3, 0(r3)
li r4, HEAP_EGGRootMEM1
bl asmProcessHeap
#lwz r3, 0x1C(this)
#lis r3, dSys_c__RootHeapMEM2@h
#ori r3, r3, dSys_c__RootHeapMEM2@l
lis r3, GameHeap2@h
ori r3, r3, GameHeap2@l
lwz r3, 0(r3)
li r4, HEAP_EGGRootMEM2
bl asmProcessHeap
lis r3, ArchiveHeap@h
ori r3, r3, ArchiveHeap@l
lwz r3, 0(r3)
li r4, HEAP_Archive
bl asmProcessHeap
lis r3, dSys_c__RootHeapMEM2@h
ori r3, r3, dSys_c__RootHeapMEM2@l
lwz r3, 0(r3)
lwz r3, 0x10(r3)
lwz r4, 0x18(r3)
lwz r5, 0x1C(r3)
lis r3, THE_THING@h
ori r3, r3, THE_THING@l
bl OSReport
bl cppGXEnd
lwz this, 0xC(sp)
lwz r0, 0x14(sp)
mtlr r0
addi sp, sp, 0x10
blr
asmProcessHeap:
stwu sp, -0x10(sp)
mflr r0
stw r0, 0x14(sp)
stw r31, 0xC(sp)
stw r30, 0x8(sp)
mr r31, r3
mr r30, r4
# get all the required data from the heap
# cppProcessHeap(u32 freeSize, u32 heapSize, int heapID, char *name)
# get free size first so the function doesn't destroy our volatile regs
# because I'm too lazy to save them >.>
lwz r3, 0x10(r31)
bl MEMGetTotalFreeSizeForExpHeap
# get name
lwz r6, 0x34(r31)
# get heapID
mr r5, r30
# get heap size
# this was a fucking pain to figure out -_-
lwz r4, 0x10(r31) # get the MEMiHeapHead*
lwz r7, 0x18(r4) # get heapStart
lwz r8, 0x1C(r4) # get heapEnd
sub r4, r8, r7 # heapSize = heapEnd - heapStart probably
# now do it
bl cppProcessHeap
lwz r30, 0x8(sp)
lwz r31, 0xC(sp)
lwz r0, 0x14(sp)
mtlr r0
addi sp, sp, 0x10
blr
.data
THE_THING: .string "A thing: %x - %x\n"
.align 4
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