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Decompile faultproc

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This commit is contained in:
Ryan Dwyer
2021-03-15 23:30:49 +10:00
parent 79e40cdf0e
commit 20843ad273
1 changed files with 25 additions and 76 deletions
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src/lib/lib_0c000.c
+25 -76
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@@ -12,8 +12,6 @@ OSThread g_FaultThread;
u8 g_FaultStack[STACKSIZE_FAULT];
OSMesgQueue g_FaultMesgQueue;
OSMesg g_FaultMesg;
u32 var80094acc;
u32 var80094ad0;
u32 var8005d5b0 = 0;
s16 g_CrashCurX = 0;
@@ -132,81 +130,32 @@ void faultCreateThread2(void)
osStartThread(&g_FaultThread);
}
GLOBAL_ASM(
glabel faultproc
/* c06c: 27bdffa0 */ addiu $sp,$sp,-96
/* c070: afb1001c */ sw $s1,0x1c($sp)
/* c074: 3c118009 */ lui $s1,%hi(g_FaultMesgQueue)
/* c078: 26314ab0 */ addiu $s1,$s1,%lo(g_FaultMesgQueue)
/* c07c: afbf0024 */ sw $ra,0x24($sp)
/* c080: afa40060 */ sw $a0,0x60($sp)
/* c084: afb20020 */ sw $s2,0x20($sp)
/* c088: afb00018 */ sw $s0,0x18($sp)
/* c08c: afa0005c */ sw $zero,0x5c($sp)
/* c090: 2404000c */ addiu $a0,$zero,0xc
/* c094: 02202825 */ or $a1,$s1,$zero
/* c098: 0c012148 */ jal osSetEventMesg
/* c09c: 24060010 */ addiu $a2,$zero,0x10
/* c0a0: 3c018009 */ lui $at,%hi(var80094ad0)
/* c0a4: ac204ad0 */ sw $zero,%lo(var80094ad0)($at)
/* c0a8: 27b2005c */ addiu $s2,$sp,0x5c
.L0000c0ac:
/* c0ac: 02202025 */ or $a0,$s1,$zero
.L0000c0b0:
/* c0b0: 02402825 */ or $a1,$s2,$zero
/* c0b4: 0c0121bc */ jal osRecvMesg
/* c0b8: 24060001 */ addiu $a2,$zero,0x1
/* c0bc: 0c012194 */ jal osSetIntMask
/* c0c0: 24040001 */ addiu $a0,$zero,0x1
/* c0c4: 0c013990 */ jal __osGetCurrFaultedThread
/* c0c8: 00408025 */ or $s0,$v0,$zero
/* c0cc: 3c018009 */ lui $at,%hi(var80094acc)
/* c0d0: 1040fff6 */ beqz $v0,.L0000c0ac
/* c0d4: ac224acc */ sw $v0,%lo(var80094acc)($at)
/* c0d8: 0c012194 */ jal osSetIntMask
/* c0dc: 02002025 */ or $a0,$s0,$zero
/* c0e0: 1000fff3 */ b .L0000c0b0
/* c0e4: 02202025 */ or $a0,$s1,$zero
/* c0e8: 00000000 */ nop
/* c0ec: 00000000 */ nop
/* c0f0: 00000000 */ nop
/* c0f4: 00000000 */ nop
/* c0f8: 00000000 */ nop
/* c0fc: 00000000 */ nop
/* c100: 8fbf0024 */ lw $ra,0x24($sp)
/* c104: 8fb00018 */ lw $s0,0x18($sp)
/* c108: 8fb1001c */ lw $s1,0x1c($sp)
/* c10c: 8fb20020 */ lw $s2,0x20($sp)
/* c110: 03e00008 */ jr $ra
/* c114: 27bd0060 */ addiu $sp,$sp,0x60
);
void faultproc(void *arg0)
{
OSMesg msg = 0;
OSIntMask mask;
u8 stack2[4];
u8 stack1[44];
static OSThread *thread;
static u32 var80094ad0;
// Mismatch because bss needs to be sprinkled around various files first
//void faultproc(void *arg0)
//{
// OSMesg msg = 0;
// OSIntMask mask;
// u8 stack2[4];
// u8 stack1[44];
// static u32 result; // var80094acc
//
// osSetEventMesg(OS_EVENT_FAULT, &g_FaultMesgQueue, (OSMesg) 16);
// var80094ad0 = 0;
//
// while (true) {
// do {
// osRecvMesg(&g_FaultMesgQueue, &msg, 1);
// mask = osSetIntMask(1);
// result = __osGetCurrFaultedThread();
// } while (!result);
//
// osSetIntMask(mask);
//
// // Beta versions have something like this here:
// //crashRender(result, stack1, stack2);
// //func00001b1c(true);
// }
//}
osSetEventMesg(OS_EVENT_FAULT, &g_FaultMesgQueue, (OSMesg) 16);
var80094ad0 = 0;
while (true) {
do {
osRecvMesg(&g_FaultMesgQueue, &msg, 1);
mask = osSetIntMask(1);
thread = __osGetCurrFaultedThread();
} while (!thread);
osSetIntMask(mask);
// Beta versions have something like this here:
//crashRender(thread, stack1, stack2);
//func00001b1c(true);
}
}
/**
* Given a pointer to an instruction and a stack frame pointer, attempt to find