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Decompile osDestroyThread

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Ryan Dwyer committed 2021-01-26 22:44:10 +10:00
1 parent 32a7988e8f
commit 6a8c58b29b
5 files changed
+43 -81
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Makefile
+1
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@@ -73,6 +73,7 @@ $(B_DIR)/lib/ultra/io/vi.o: OPT_LVL := -O1
$(B_DIR)/lib/ultra/io/vigetcurrframebuf.o: OPT_LVL := -O1
$(B_DIR)/lib/ultra/io/vigetnextframebuf.o: OPT_LVL := -O1
$(B_DIR)/lib/ultra/io/visetevent.o: OPT_LVL := -O1
$(B_DIR)/lib/ultra/os/destroythread.o: OPT_LVL := -O1
CFLAGS = -DVERSION=$(VERSION) \
-DNTSC=$(NTSC) \
src/game/data/data_003dc0.c
+1 -1
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@@ -2290,7 +2290,7 @@ u32 var8006092c = 0x00000000;
u32 __osThreadTail = 0x00000000;
u32 var80060934 = 0xffffffff;
u32 __osRunQueue = (u32) &__osThreadTail;
u32 __osActiveQueue = (u32) &__osThreadTail;
OSThread *__osActiveQueue = (OSThread *)&__osThreadTail;
OSThread *__osRunningThread = NULL;
u32 var80060944 = 0x00000000;
u32 var80060948 = 0x00000000;
src/include/game/data/data_000000.h
+1 -1
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@@ -185,7 +185,7 @@ extern __OSViContext *__osViNext;
extern u32 __osPiAccessQueueEnabled;
extern u32 __osThreadTail;
extern u32 __osRunQueue;
extern u32 __osActiveQueue;
extern OSThread *__osActiveQueue;
extern OSThread *__osRunningThread;
extern u32 var80060970;
extern u32 var800609a0;
src/lib/ultra/os/destroythread.c
+39 -78
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@@ -1,80 +1,41 @@
#include <libultra_internal.h>
#include "game/data/data_000000.h"
GLOBAL_ASM(
glabel __osDestroyThread
/* 4a250: 27bdffc8 */ addiu $sp,$sp,-56
/* 4a254: afbf0024 */ sw $ra,0x24($sp)
/* 4a258: afa40038 */ sw $a0,0x38($sp)
/* 4a25c: afb20020 */ sw $s2,0x20($sp)
/* 4a260: afb1001c */ sw $s1,0x1c($sp)
/* 4a264: 0c01256c */ jal __osDisableInt
/* 4a268: afb00018 */ sw $s0,0x18($sp)
/* 4a26c: 8fae0038 */ lw $t6,0x38($sp)
/* 4a270: 00408025 */ or $s0,$v0,$zero
/* 4a274: 15c00005 */ bnez $t6,.L0004a28c
/* 4a278: 00000000 */ nop
/* 4a27c: 3c0f8006 */ lui $t7,%hi(__osRunningThread)
/* 4a280: 8def0940 */ lw $t7,%lo(__osRunningThread)($t7)
/* 4a284: 10000009 */ b .L0004a2ac
/* 4a288: afaf0038 */ sw $t7,0x38($sp)
.L0004a28c:
/* 4a28c: 8fb80038 */ lw $t8,0x38($sp)
/* 4a290: 24010001 */ addiu $at,$zero,0x1
/* 4a294: 97190010 */ lhu $t9,0x10($t8)
/* 4a298: 13210004 */ beq $t9,$at,.L0004a2ac
/* 4a29c: 00000000 */ nop
/* 4a2a0: 8f040008 */ lw $a0,0x8($t8)
/* 4a2a4: 0c012884 */ jal __osDequeueThread
/* 4a2a8: 03002825 */ or $a1,$t8,$zero
.L0004a2ac:
/* 4a2ac: 3c088006 */ lui $t0,%hi(__osActiveQueue)
/* 4a2b0: 8d08093c */ lw $t0,%lo(__osActiveQueue)($t0)
/* 4a2b4: 8fa90038 */ lw $t1,0x38($sp)
/* 4a2b8: 15090005 */ bne $t0,$t1,.L0004a2d0
/* 4a2bc: 00000000 */ nop
/* 4a2c0: 8d0a000c */ lw $t2,0xc($t0)
/* 4a2c4: 3c018006 */ lui $at,%hi(__osActiveQueue)
/* 4a2c8: 10000013 */ b .L0004a318
/* 4a2cc: ac2a093c */ sw $t2,%lo(__osActiveQueue)($at)
.L0004a2d0:
/* 4a2d0: 3c118006 */ lui $s1,%hi(__osActiveQueue)
/* 4a2d4: 8e31093c */ lw $s1,%lo(__osActiveQueue)($s1)
/* 4a2d8: 2401ffff */ addiu $at,$zero,-1
/* 4a2dc: 8e2b0004 */ lw $t3,0x4($s1)
/* 4a2e0: 1161000d */ beq $t3,$at,.L0004a318
/* 4a2e4: 00000000 */ nop
.L0004a2e8:
/* 4a2e8: 8e32000c */ lw $s2,0xc($s1)
/* 4a2ec: 8fac0038 */ lw $t4,0x38($sp)
/* 4a2f0: 164c0004 */ bne $s2,$t4,.L0004a304
/* 4a2f4: 00000000 */ nop
/* 4a2f8: 8d8d000c */ lw $t5,0xc($t4)
/* 4a2fc: 10000006 */ b .L0004a318
/* 4a300: ae2d000c */ sw $t5,0xc($s1)
.L0004a304:
/* 4a304: 02408825 */ or $s1,$s2,$zero
/* 4a308: 8e2e0004 */ lw $t6,0x4($s1)
/* 4a30c: 2401ffff */ addiu $at,$zero,-1
/* 4a310: 15c1fff5 */ bne $t6,$at,.L0004a2e8
/* 4a314: 00000000 */ nop
.L0004a318:
/* 4a318: 3c198006 */ lui $t9,%hi(__osRunningThread)
/* 4a31c: 8f390940 */ lw $t9,%lo(__osRunningThread)($t9)
/* 4a320: 8faf0038 */ lw $t7,0x38($sp)
/* 4a324: 15f90003 */ bne $t7,$t9,.L0004a334
/* 4a328: 00000000 */ nop
/* 4a32c: 0c000f44 */ jal __osDispatchThread
/* 4a330: 00000000 */ nop
.L0004a334:
/* 4a334: 0c012588 */ jal __osRestoreInt
/* 4a338: 02002025 */ or $a0,$s0,$zero
/* 4a33c: 8fbf0024 */ lw $ra,0x24($sp)
/* 4a340: 8fb00018 */ lw $s0,0x18($sp)
/* 4a344: 8fb1001c */ lw $s1,0x1c($sp)
/* 4a348: 8fb20020 */ lw $s2,0x20($sp)
/* 4a34c: 03e00008 */ jr $ra
/* 4a350: 27bd0038 */ addiu $sp,$sp,0x38
/* 4a354: 00000000 */ nop
/* 4a358: 00000000 */ nop
/* 4a35c: 00000000 */ nop
);
void osDestroyThread(OSThread *t)
{
register u32 saveMask;
register OSThread *pred;
register OSThread *succ;
saveMask = __osDisableInt();
if (t == NULL) {
t = __osRunningThread;
} else {
if (t->state != OS_STATE_STOPPED) {
__osDequeueThread(t->queue, t);
}
}
if (__osActiveQueue == t) {
__osActiveQueue = __osActiveQueue->tlnext;
} else {
pred = __osActiveQueue;
while (pred->priority != -1) {
succ = pred->tlnext;
if (succ == t) {
pred->tlnext = t->tlnext;
break;
}
pred = succ;
}
}
if (t == __osRunningThread) {
__osDispatchThread();
}
__osRestoreInt(saveMask);
}
src/lib/ultra/os/exceptasm.c
+1 -1
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@@ -718,7 +718,7 @@ glabel __osDispatchThread
GLOBAL_ASM(
glabel __osCleanupThread
/* 3ecc: 0c012894 */ jal __osDestroyThread
/* 3ecc: 0c012894 */ jal osDestroyThread
/* 3ed0: 00002025 */ or $a0,$zero,$zero
/* 3ed4: 00000000 */ nop
/* 3ed8: 00000000 */ nop