Making progress with undefined_syms

asm/non_matchings/unknown_066AA0/func_80068158.s

@@ -25,14 +25,14 @@ glabel func_80068158
 /* 068DAC 800681AC 00053023 */  negu  $a2, $a1
 .L800681B0:
 /* 068DB0 800681B0 8CE50000 */  lw    $a1, ($a3)
-/* 068DB4 800681B4 3C19800E */  lui   $t9, %hi(D_800DD094) # $t9, 0x800e
+/* 068DB4 800681B4 3C19800E */  lui   $t9, %hi(D_800DD064 + 0x30) # $t9, 0x800e
 /* 068DB8 800681B8 0005C080 */  sll   $t8, $a1, 2
 /* 068DBC 800681BC 0305C023 */  subu  $t8, $t8, $a1
 /* 068DC0 800681C0 0018C080 */  sll   $t8, $t8, 2
 /* 068DC4 800681C4 0305C021 */  addu  $t8, $t8, $a1
 /* 068DC8 800681C8 0018C080 */  sll   $t8, $t8, 2
 /* 068DCC 800681CC 0338C821 */  addu  $t9, $t9, $t8
-/* 068DD0 800681D0 8F39D094 */  lw    $t9, %lo(D_800DD094)($t9)
+/* 068DD0 800681D0 8F39D094 */  lw    $t9, %lo(D_800DD064 + 0x30)($t9)
 /* 068DD4 800681D4 3C0A800E */  lui   $t2, %hi(D_800DD148) # $t2, 0x800e
 /* 068DD8 800681D8 332B0001 */  andi  $t3, $t9, 1
 /* 068DDC 800681DC 1560001A */  bnez  $t3, .L80068248

asm/non_matchings/unknown_066AA0/func_800682AC.s

@@ -8,14 +8,14 @@ glabel func_800682AC
 /* 068EC4 800682C4 AFA40020 */   sw    $a0, 0x20($sp)
 /* 068EC8 800682C8 3C0F8012 */  lui   $t7, %hi(D_80120CE4) # $t7, 0x8012
 /* 068ECC 800682CC 8DEF0CE4 */  lw    $t7, %lo(D_80120CE4)($t7)
-/* 068ED0 800682D0 3C19800E */  lui   $t9, %hi(D_800DD094) # $t9, 0x800e
+/* 068ED0 800682D0 3C19800E */  lui   $t9, %hi(D_800DD064 + 0x30) # $t9, 0x800e
 /* 068ED4 800682D4 000FC080 */  sll   $t8, $t7, 2
 /* 068ED8 800682D8 030FC023 */  subu  $t8, $t8, $t7
 /* 068EDC 800682DC 0018C080 */  sll   $t8, $t8, 2
 /* 068EE0 800682E0 030FC021 */  addu  $t8, $t8, $t7
 /* 068EE4 800682E4 0018C080 */  sll   $t8, $t8, 2
 /* 068EE8 800682E8 0338C821 */  addu  $t9, $t9, $t8
-/* 068EEC 800682EC 8F39D094 */  lw    $t9, %lo(D_800DD094)($t9)
+/* 068EEC 800682EC 8F39D094 */  lw    $t9, %lo(D_800DD064 + 0x30)($t9)
 /* 068EF0 800682F0 8FA40020 */  lw    $a0, 0x20($sp)
 /* 068EF4 800682F4 332A0001 */  andi  $t2, $t9, 1
 /* 068EF8 800682F8 00024402 */  srl   $t0, $v0, 0x10

src/unknown_0348C0.c

@@ -64,13 +64,16 @@ s32 D_800DCA7C[3] = { // Not sure about typing
 s32 D_800DCA88[3] = { // Not sure about typing
     0, 0, 0
 };
-s8 D_800DCA94[16] = {
-    0x00, 0x00, 0x01, 0x01, 0x02, 0x00, 0x00, 0x00,
-    0x00, 0x01, 0x01, 0x02, 0x02, 0x00, 0x00, 0x00
+
+s8 D_800DCA94[8] = {
+    0x00, 0x00, 0x01, 0x01, 0x02, 0x00, 0x00, 0x00
 };
-s8 D_800DCA9C[4] = {
+
+s8 D_800DCA9C[12] = {
+    0x00, 0x01, 0x01, 0x02, 0x02, 0x00, 0x00, 0x00, 
     0x00, 0x00, 0x00, 0x00
 };
+
 u16 D_800DCAA8[64] = {
     0x0000, 0x0301, 0x0000, 0x0000,
     0xFFFF, 0xFFFF, 0x0000, 0xFFFF,

src/unknown_043920.c

@@ -45,40 +45,32 @@ s32 D_800DCC34[19] = {
     0, 0, 0
 };
 
-s32 D_800DCC80[19] = {
+s32 D_800DCC80[13] = {
     0, 26, 27, 0, 0, 0, 0, 0,
-    0, 0, 0, 0, 0, 0, 0, 0,
-    0, 0, 0
+    0, 0, 0, 0, 0
 };
 
 // Unused?
-s16 D_800DCCB4[6] = {
+s16 D_800DCCB4[12] = {
+    0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0
+};
+
+u16 D_800DCCCC[20] = {
     0x010C, 0x010B, 0x0009, 0x010C,
-    0x010C, 0x010C
+    0x010C, 0x010C, 0x010C, 0x010C, 
+    0x010C, 0x010C, 0x010C, 0x0005, 
+    0x010C, 0x010C, 0x010C, 0x010C, 
+    0x010C, 0x010C, 0x010C, 0x0000
 };
 
-u16 D_800DCCCC[14] = {
-    0x010C, 0x010C, 0x010C, 0x010C,
-    0x010C, 0x0005, 0x010C, 0x010C,
-    0x010C, 0x010C, 0x010C, 0x010C,
-    0x010C, 0x0000
-};
-
-// Unused? Not sure if this is actually an array or just some random data.
-s32 D_800DCCDC[2] = {
-    1, 4
-};
-
-// Used for some sort of bit mask
 s32 D_800DCCF4[19] = {
-    16, 1, 1, 1, 1, 1, 1, 1,
-    1, 1, 1, 0x100, 1, 1, 1, 1,
-    1, 0, 4
+    1, 4, 16, 1, 1, 1, 1, 1, 1, 1,
+    1, 1, 1, 0x100, 1, 1, 1, 1, 1, 
 };
 
-// Used for some sort of bit mask
-s32 D_800DCD40[18] = {
-    16, 0, 0, 0, 0, 0, 0, 0,
+s32 D_800DCD40[20] = {
+    0, 4, 16, 0, 0, 0, 0, 0, 0, 0,
     0, 0, 0, 0x100, 0, 0, 0, 0,
     0, 0
 };

src/unknown_0C4800.c

@@ -48,6 +48,8 @@ s8 D_800E3710[48] = {
 
 OSDevMgr __osPiDevMgr = { 0, NULL, NULL, NULL, NULL, NULL, NULL };
 
+s32 pad800E375C = 0; // File boundary?
+
 u8* D_800E3760 = NULL;
 u8* D_800E3764 = NULL;
 u8* gzip_inflate_input = NULL;

tools/python/check_undefined_syms.py

@@ -0,0 +1,37 @@
+import subprocess
+import sys
+
+syms = None
+
+def main():
+    load_syms()
+    index = 0
+    while index < len(syms):
+        index = test_index(index)
+    print('Done!')
+
+def load_syms():
+    global syms
+    with open('undefined_syms.txt', 'r') as inFile:
+        syms = inFile.read().split('\n')
+
+def save_syms():
+    with open('undefined_syms.txt', 'w') as outFile:
+        outFile.write('\n'.join(syms))
+
+def test_index(index):
+    val = syms.pop(index)
+    save_syms()
+    command = subprocess.run(['make', 'clean'], capture_output=True)
+    command = subprocess.run(['make', '-j12'], capture_output=True)
+    out = str(command.stdout)[-5:]
+    if out.startswith('OK'):
+        print(val + ' is NOT needed! Removing!')
+        return index
+    else:
+        print(val + ' is needed! Keeping!')
+        syms.insert(index, val)
+        save_syms()
+        return index + 1
+    
+main()