Merge branch 'master' into decompile_debug

4 files changed, 38 insertions, 638 deletions

diff --git a/src/scene/berry_blender.c b/src/scene/berry_blender.c
index 24cbcb9c0..6eccca047 100644
--- a/src/scene/berry_blender.c
+++ b/src/scene/berry_blender.c
@@ -2015,36 +2015,32 @@ s16 unref_sub_8050514(void)
     return gUnknown_0300052E;
 }
 
-#ifdef NONMATCHING
-
 static void Blender_CalculatePokeblock(struct BlenderBerry* berries, struct Pokeblock* pokeblock, u8 playersNo, u8* flavours, u16 maxRPM)
 {
     s32 i;
     s32 j;
-    s32 savedEntry;
     s32 var3;
     s32 var4;
-    u32 var6;
-    s32 var11;
-    u16 rand;
+    s32 var6;
+    u8 r10;
 
     for (i = 0; i < 6; i++)
         gUnknown_03000510[i] = 0;
     for (i = 0; i < playersNo; i++)
     {
-        for (j = 0; j < 5; j++)
+        for (j = 0; j < 6; j++)
             gUnknown_03000510[j] += berries[i].flavours[j];
     }
 
-    savedEntry = gUnknown_03000510[0];
+    var6 = gUnknown_03000510[0];
     gUnknown_03000510[0] -= gUnknown_03000510[1];
     gUnknown_03000510[1] -= gUnknown_03000510[2];
     gUnknown_03000510[2] -= gUnknown_03000510[3];
     gUnknown_03000510[3] -= gUnknown_03000510[4];
-    gUnknown_03000510[4] -= savedEntry;
+    gUnknown_03000510[4] -= var6;
 
     var6 = 0;
-    for (i = 0; i < 6; i++)
+    for (i = 0; i < 5; i++)
     {
         if (gUnknown_03000510[i] < 0)
         {
@@ -2052,6 +2048,7 @@ static void Blender_CalculatePokeblock(struct BlenderBerry* berries, struct Poke
             var6++;
         }
     }
+    r10 = var6;
     for (i = 0; i < 5; i++)
     {
         if (gUnknown_03000510[i] > 0)
@@ -2067,13 +2064,13 @@ static void Blender_CalculatePokeblock(struct BlenderBerry* berries, struct Poke
         gUnknown_03000530[i] = gUnknown_03000510[i];
     }
 
-    var11 = maxRPM / 333 + 100;
-    gUnknown_0300055C = ((var11));
+    var6 = maxRPM / 333 + 100;
+    gUnknown_0300055C = var6;
 
     for (i = 0; i < 5; i++)
     {
         var3 = gUnknown_03000510[i];
-        var3 = ((var11) * var3) / 10;
+        var3 = (var3 * var6) / 10;
         var4 = var3 % 10;
         var3 /= 10;
         if (var4 > 4)
@@ -2084,16 +2081,16 @@ static void Blender_CalculatePokeblock(struct BlenderBerry* berries, struct Poke
     {
         gUnknown_03000548[i] = gUnknown_03000510[i];
     }
-    pokeblock->color = Blender_GetPokeblockColor(berries, &gUnknown_03000510[0], playersNo, var6);
+    pokeblock->color = Blender_GetPokeblockColor(berries, &gUnknown_03000510[0], playersNo, r10);
     gUnknown_03000510[5] = (gUnknown_03000510[5] / playersNo) - playersNo;
     if (gUnknown_03000510[5] < 0)
         gUnknown_03000510[5] = 0;
     if (pokeblock->color == 12)
     {
-        rand = Random() % 10;
-        for (i = 0; i < 6; i++)
+        var6 = Random() % 10;
+        for (i = 0; i < 5; i++)
         {
-            if ((gUnknown_082165DF[rand] >> i) & 1)
+            if ((gUnknown_082165DF[var6] >> i) & 1)
                 gUnknown_03000510[i] = 2;
             else
                 gUnknown_03000510[i] = 0;
@@ -2116,296 +2113,6 @@ static void Blender_CalculatePokeblock(struct BlenderBerry* berries, struct Poke
     }
 }
 
-#else
-__attribute__((naked))
-static void Blender_CalculatePokeblock(struct BlenderBerry* berries, struct Pokeblock* pokeblock, u8 a2, u8* flavours, u16 a4)
-{
-    asm(".syntax unified\n\
-    push {r4-r7,lr}\n\
-    mov r7, r10\n\
-    mov r6, r9\n\
-    mov r5, r8\n\
-    push {r5-r7}\n\
-    sub sp, 0x10\n\
-    str r0, [sp]\n\
-    mov r8, r1\n\
-    str r3, [sp, 0x4]\n\
-    ldr r0, [sp, 0x30]\n\
-    lsls r2, 24\n\
-    lsrs r2, 24\n\
-    mov r9, r2\n\
-    lsls r0, 16\n\
-    lsrs r0, 16\n\
-    str r0, [sp, 0x8]\n\
-    ldr r7, _080505DC @ =gUnknown_03000510\n\
-    adds r2, r7, 0\n\
-    movs r1, 0\n\
-    adds r0, r7, 0\n\
-    adds r0, 0xA\n\
-_0805054A:\n\
-    strh r1, [r0]\n\
-    subs r0, 0x2\n\
-    cmp r0, r2\n\
-    bge _0805054A\n\
-    movs r6, 0\n\
-    cmp r6, r9\n\
-    bge _08050580\n\
-    ldr r0, _080505DC @ =gUnknown_03000510\n\
-    mov r12, r0\n\
-    ldr r5, [sp]\n\
-    adds r5, 0x9\n\
-_08050560:\n\
-    movs r3, 0\n\
-    adds r4, r5, 0\n\
-    mov r2, r12\n\
-_08050566:\n\
-    adds r1, r4, r3\n\
-    ldrh r0, [r2]\n\
-    ldrb r1, [r1]\n\
-    adds r0, r1\n\
-    strh r0, [r2]\n\
-    adds r2, 0x2\n\
-    adds r3, 0x1\n\
-    cmp r3, 0x5\n\
-    ble _08050566\n\
-    adds r5, 0x10\n\
-    adds r6, 0x1\n\
-    cmp r6, r9\n\
-    blt _08050560\n\
-_08050580:\n\
-    movs r1, 0\n\
-    ldrsh r3, [r7, r1]\n\
-    ldrh r0, [r7]\n\
-    ldrh r1, [r7, 0x2]\n\
-    subs r0, r1\n\
-    strh r0, [r7]\n\
-    ldrh r0, [r7, 0x4]\n\
-    subs r1, r0\n\
-    strh r1, [r7, 0x2]\n\
-    ldrh r1, [r7, 0x6]\n\
-    subs r0, r1\n\
-    strh r0, [r7, 0x4]\n\
-    ldrh r0, [r7, 0x8]\n\
-    subs r1, r0\n\
-    strh r1, [r7, 0x6]\n\
-    subs r0, r3\n\
-    strh r0, [r7, 0x8]\n\
-    movs r3, 0\n\
-    movs r2, 0\n\
-    adds r1, r7, 0\n\
-    movs r6, 0x4\n\
-_080505AA:\n\
-    movs r4, 0\n\
-    ldrsh r0, [r1, r4]\n\
-    cmp r0, 0\n\
-    bge _080505B6\n\
-    strh r2, [r1]\n\
-    adds r3, 0x1\n\
-_080505B6:\n\
-    adds r1, 0x2\n\
-    subs r6, 0x1\n\
-    cmp r6, 0\n\
-    bge _080505AA\n\
-    lsls r0, r3, 24\n\
-    lsrs r0, 24\n\
-    mov r10, r0\n\
-    movs r4, 0\n\
-    ldr r1, _080505DC @ =gUnknown_03000510\n\
-    movs r6, 0x4\n\
-_080505CA:\n\
-    ldrh r2, [r1]\n\
-    movs r5, 0\n\
-    ldrsh r0, [r1, r5]\n\
-    cmp r0, 0\n\
-    ble _080505E4\n\
-    cmp r0, r3\n\
-    bge _080505E0\n\
-    strh r4, [r1]\n\
-    b _080505E4\n\
-    .align 2, 0\n\
-_080505DC: .4byte gUnknown_03000510\n\
-_080505E0:\n\
-    subs r0, r2, r3\n\
-    strh r0, [r1]\n\
-_080505E4:\n\
-    adds r1, 0x2\n\
-    subs r6, 0x1\n\
-    cmp r6, 0\n\
-    bge _080505CA\n\
-    ldr r1, _080506C4 @ =gUnknown_03000510\n\
-    ldr r2, _080506C8 @ =gUnknown_03000530\n\
-    movs r6, 0x4\n\
-_080505F2:\n\
-    movs r3, 0\n\
-    ldrsh r0, [r1, r3]\n\
-    stm r2!, {r0}\n\
-    adds r1, 0x2\n\
-    subs r6, 0x1\n\
-    cmp r6, 0\n\
-    bge _080505F2\n\
-    ldr r1, _080506CC @ =0x0000014d\n\
-    ldr r0, [sp, 0x8]\n\
-    bl __udivsi3\n\
-    lsls r0, 16\n\
-    lsrs r0, 16\n\
-    adds r3, r0, 0\n\
-    adds r3, 0x64\n\
-    ldr r4, _080506D0 @ =gUnknown_0300055C\n\
-    str r3, [r4]\n\
-    movs r6, 0x4\n\
-_08050616:\n\
-    movs r0, 0\n\
-    ldrsh r5, [r7, r0]\n\
-    adds r0, r5, 0\n\
-    muls r0, r3\n\
-    movs r1, 0xA\n\
-    str r3, [sp, 0xC]\n\
-    bl __divsi3\n\
-    adds r5, r0, 0\n\
-    movs r1, 0xA\n\
-    bl __modsi3\n\
-    adds r4, r0, 0\n\
-    adds r0, r5, 0\n\
-    movs r1, 0xA\n\
-    bl __divsi3\n\
-    adds r5, r0, 0\n\
-    ldr r3, [sp, 0xC]\n\
-    cmp r4, 0x4\n\
-    ble _08050642\n\
-    adds r5, 0x1\n\
-_08050642:\n\
-    strh r5, [r7]\n\
-    adds r7, 0x2\n\
-    subs r6, 0x1\n\
-    cmp r6, 0\n\
-    bge _08050616\n\
-    ldr r1, _080506C4 @ =gUnknown_03000510\n\
-    ldr r2, _080506D4 @ =gUnknown_03000548\n\
-    movs r6, 0x4\n\
-_08050652:\n\
-    movs r3, 0\n\
-    ldrsh r0, [r1, r3]\n\
-    stm r2!, {r0}\n\
-    adds r1, 0x2\n\
-    subs r6, 0x1\n\
-    cmp r6, 0\n\
-    bge _08050652\n\
-    ldr r4, _080506C4 @ =gUnknown_03000510\n\
-    ldr r0, [sp]\n\
-    adds r1, r4, 0\n\
-    mov r2, r9\n\
-    mov r3, r10\n\
-    bl Blender_GetPokeblockColor\n\
-    mov r5, r8\n\
-    strb r0, [r5]\n\
-    movs r1, 0xA\n\
-    ldrsh r0, [r4, r1]\n\
-    mov r1, r9\n\
-    bl __divsi3\n\
-    mov r3, r9\n\
-    subs r0, r3\n\
-    strh r0, [r4, 0xA]\n\
-    lsls r0, 16\n\
-    cmp r0, 0\n\
-    bge _0805068C\n\
-    movs r0, 0\n\
-    strh r0, [r4, 0xA]\n\
-_0805068C:\n\
-    mov r5, r8\n\
-    ldrb r0, [r5]\n\
-    cmp r0, 0xC\n\
-    bne _080506E6\n\
-    bl Random\n\
-    lsls r0, 16\n\
-    lsrs r0, 16\n\
-    movs r1, 0xA\n\
-    bl __umodsi3\n\
-    lsls r0, 16\n\
-    lsrs r3, r0, 16\n\
-    movs r6, 0\n\
-    ldr r0, _080506D8 @ =gUnknown_082165DF\n\
-    adds r0, r3, r0\n\
-    ldrb r0, [r0]\n\
-    adds r1, r4, 0\n\
-    movs r4, 0x1\n\
-    movs r3, 0x2\n\
-_080506B4:\n\
-    adds r2, r0, 0\n\
-    asrs r2, r6\n\
-    ands r2, r4\n\
-    cmp r2, 0\n\
-    beq _080506DC\n\
-    strh r3, [r1]\n\
-    b _080506DE\n\
-    .align 2, 0\n\
-_080506C4: .4byte gUnknown_03000510\n\
-_080506C8: .4byte gUnknown_03000530\n\
-_080506CC: .4byte 0x0000014d\n\
-_080506D0: .4byte gUnknown_0300055C\n\
-_080506D4: .4byte gUnknown_03000548\n\
-_080506D8: .4byte gUnknown_082165DF\n\
-_080506DC:\n\
-    strh r2, [r1]\n\
-_080506DE:\n\
-    adds r1, 0x2\n\
-    adds r6, 0x1\n\
-    cmp r6, 0x4\n\
-    ble _080506B4\n\
-_080506E6:\n\
-    ldr r7, _08050740 @ =gUnknown_03000510\n\
-    movs r2, 0xFF\n\
-    adds r1, r7, 0\n\
-    movs r6, 0x5\n\
-_080506EE:\n\
-    movs r3, 0\n\
-    ldrsh r0, [r1, r3]\n\
-    cmp r0, 0xFF\n\
-    ble _080506F8\n\
-    strh r2, [r1]\n\
-_080506F8:\n\
-    adds r1, 0x2\n\
-    subs r6, 0x1\n\
-    cmp r6, 0\n\
-    bge _080506EE\n\
-    ldrh r0, [r7]\n\
-    mov r4, r8\n\
-    strb r0, [r4, 0x1]\n\
-    ldrh r0, [r7, 0x2]\n\
-    strb r0, [r4, 0x2]\n\
-    ldrh r0, [r7, 0x4]\n\
-    strb r0, [r4, 0x3]\n\
-    ldrh r0, [r7, 0x6]\n\
-    strb r0, [r4, 0x4]\n\
-    ldrh r0, [r7, 0x8]\n\
-    strb r0, [r4, 0x5]\n\
-    ldrh r0, [r7, 0xA]\n\
-    strb r0, [r4, 0x6]\n\
-    movs r6, 0\n\
-    adds r2, r7, 0\n\
-_0805071E:\n\
-    ldr r5, [sp, 0x4]\n\
-    adds r1, r5, r6\n\
-    ldrh r0, [r2]\n\
-    strb r0, [r1]\n\
-    adds r2, 0x2\n\
-    adds r6, 0x1\n\
-    cmp r6, 0x5\n\
-    ble _0805071E\n\
-    add sp, 0x10\n\
-    pop {r3-r5}\n\
-    mov r8, r3\n\
-    mov r9, r4\n\
-    mov r10, r5\n\
-    pop {r4-r7}\n\
-    pop {r0}\n\
-    bx r0\n\
-    .align 2, 0\n\
-_08050740: .4byte gUnknown_03000510\n\
-        .syntax divided");
-}
-
-#endif // NONMATCHING
-
 static void BlenderDebug_CalculatePokeblock(struct BlenderBerry* berries, struct Pokeblock* pokeblock, u8 playersNo, u8* flavours, u16 a4)
 {
     Blender_CalculatePokeblock(berries, pokeblock, playersNo, flavours, a4);
diff --git a/src/scene/cable_car.c b/src/scene/cable_car.c
index 114505e4d..60efee67d 100644
--- a/src/scene/cable_car.c
+++ b/src/scene/cable_car.c
@@ -23,15 +23,6 @@
 
 // Static type declarations
 
-// Credits to Made (dolphin emoji)
-#define S16TOPOSFLOAT(val)   \
-({                           \
-    s16 v = (val);           \
-    float f = (float)v;      \
-    if(v < 0) f += 65536.0f; \
-    f;                       \
-})
-
 struct CableCarEwramStruct1 {
     u8 unk_0000;
     u8 unk_0001;
diff --git a/src/scene/intro.c b/src/scene/intro.c
index 4da341744..3e4bd5bf4 100644
--- a/src/scene/intro.c
+++ b/src/scene/intro.c
@@ -1501,7 +1501,6 @@ static void intro_reset_and_hide_bgs(void)
     REG_BLDY = 0;
 }
 
-#ifdef NONMATCHING
 static void sub_813CCE8(u8 taskId)
 {
     switch (gTasks[taskId].data[0])
@@ -1513,18 +1512,15 @@ static void sub_813CCE8(u8 taskId)
         REG_BLDY = 0;
         gTasks[taskId].data[1] = 0x40;
         gTasks[taskId].data[0] = 1;
-        return;
+        break;
     case 1:
         if (gTasks[taskId].data[1] != 0)
         {
-            u32 foo;
-            u32 bar asm("r2");
+            u8 foo;
 
             gTasks[taskId].data[1]--;
-            //tail merge at _0813CDC2
-            foo = gTasks[taskId].data[1] + (gTasks[taskId].data[1] < 0);
-            bar = 0x1FE;
-            REG_BLDALPHA = gUnknown_08393E64[(foo & bar) / 2];
+            foo = gTasks[taskId].data[1] / 2;
+            REG_BLDALPHA = gUnknown_08393E64[foo];
         }
         else
         {
@@ -1532,7 +1528,7 @@ static void sub_813CCE8(u8 taskId)
             gTasks[taskId].data[1] = 0x80;
             gTasks[taskId].data[0]++;
         }
-        return;
+        break;
     case 2:
         if (gTasks[taskId].data[1] != 0)
         {
@@ -1544,18 +1540,15 @@ static void sub_813CCE8(u8 taskId)
             gTasks[taskId].data[1] = 0;  //redundant?
             gTasks[taskId].data[0]++;
         }
-        return;
+        break;
     case 3:
         if (gTasks[taskId].data[1] <= 0x3D)
         {
-            u32 foo;
-            u32 bar asm("r2");
+            u8 foo;
 
             gTasks[taskId].data[1]++;
-            //_0813CDC2
-            foo = gTasks[taskId].data[1] + (gTasks[taskId].data[1] < 0);
-            bar = 0x1FE;
-            REG_BLDALPHA = gUnknown_08393E64[(foo & bar) / 2];
+            foo = gTasks[taskId].data[1] / 2;
+            REG_BLDALPHA = gUnknown_08393E64[foo];
         }
         else
         {
@@ -1564,7 +1557,7 @@ static void sub_813CCE8(u8 taskId)
             gTasks[taskId].data[1] = 0x10;
             gTasks[taskId].data[0]++;
         }
-        return;
+        break;
     case 4:
         if (gTasks[taskId].data[1] != 0)
         {
@@ -1577,186 +1570,9 @@ static void sub_813CCE8(u8 taskId)
             REG_BLDY = 0;
             DestroyTask(taskId);
         }
-        return;
+        break;
     }
 }
-#else
-__attribute__((naked))
-static void sub_813CCE8(u8 taskId)
-{
-    asm("\n\
-    .equ REG_BLDCNT, 0x4000050\n\
-    .equ REG_BLDALPHA, 0x4000052\n\
-    .syntax unified\n\
-    push {r4,lr}\n\
-    lsls r0, 24\n\
-    lsrs r3, r0, 24\n\
-    ldr r1, _0813CD0C @ =gTasks\n\
-    lsls r0, r3, 2\n\
-    adds r0, r3\n\
-    lsls r0, 3\n\
-    adds r0, r1\n\
-    movs r2, 0x8\n\
-    ldrsh r0, [r0, r2]\n\
-    adds r2, r1, 0\n\
-    cmp r0, 0x4\n\
-    bhi _0813CD28\n\
-    lsls r0, 2\n\
-    ldr r1, _0813CD10 @ =_0813CD14\n\
-    adds r0, r1\n\
-    ldr r0, [r0]\n\
-    mov pc, r0\n\
-    .align 2, 0\n\
-_0813CD0C: .4byte gTasks\n\
-_0813CD10: .4byte _0813CD14\n\
-    .align 2, 0\n\
-_0813CD14:\n\
-    .4byte _0813CD28\n\
-    .4byte _0813CD5C\n\
-    .4byte _0813CD8C\n\
-    .4byte _0813CDA8\n\
-    .4byte _0813CDFC\n\
-_0813CD28:\n\
-    ldr r1, _0813CD54 @ =REG_BLDCNT\n\
-    ldr r4, _0813CD58 @ =0x00003f50\n\
-    adds r0, r4, 0\n\
-    strh r0, [r1]\n\
-    adds r1, 0x2\n\
-    movs r4, 0x80\n\
-    lsls r4, 5\n\
-    adds r0, r4, 0\n\
-    strh r0, [r1]\n\
-    adds r1, 0x2\n\
-    movs r0, 0\n\
-    strh r0, [r1]\n\
-    lsls r0, r3, 2\n\
-    adds r0, r3\n\
-    lsls r0, 3\n\
-    adds r0, r2\n\
-    movs r1, 0x40\n\
-    strh r1, [r0, 0xA]\n\
-    movs r1, 0x1\n\
-    strh r1, [r0, 0x8]\n\
-    b _0813CE26\n\
-    .align 2, 0\n\
-_0813CD54: .4byte REG_BLDCNT\n\
-_0813CD58: .4byte 0x00003f50\n\
-_0813CD5C:\n\
-    lsls r0, r3, 2\n\
-    adds r0, r3\n\
-    lsls r0, 3\n\
-    adds r2, r0, r2\n\
-    ldrh r1, [r2, 0xA]\n\
-    movs r3, 0xA\n\
-    ldrsh r0, [r2, r3]\n\
-    cmp r0, 0\n\
-    beq _0813CD78\n\
-    subs r0, r1, 0x1\n\
-    strh r0, [r2, 0xA]\n\
-    movs r4, 0xA\n\
-    ldrsh r0, [r2, r4]\n\
-    b _0813CDC2\n\
-_0813CD78:\n\
-    ldr r1, _0813CD84 @ =REG_BLDALPHA\n\
-    ldr r0, _0813CD88 @ =gUnknown_08393E64\n\
-    ldrh r0, [r0]\n\
-    strh r0, [r1]\n\
-    movs r0, 0x80\n\
-    b _0813CDEA\n\
-    .align 2, 0\n\
-_0813CD84: .4byte REG_BLDALPHA\n\
-_0813CD88: .4byte gUnknown_08393E64\n\
-_0813CD8C:\n\
-    lsls r0, r3, 2\n\
-    adds r0, r3\n\
-    lsls r0, 3\n\
-    adds r1, r0, r2\n\
-    ldrh r0, [r1, 0xA]\n\
-    movs r3, 0xA\n\
-    ldrsh r2, [r1, r3]\n\
-    cmp r2, 0\n\
-    bne _0813CE0E\n\
-    strh r2, [r1, 0xA]\n\
-    ldrh r0, [r1, 0x8]\n\
-    adds r0, 0x1\n\
-    strh r0, [r1, 0x8]\n\
-    b _0813CE26\n\
-_0813CDA8:\n\
-    lsls r0, r3, 2\n\
-    adds r0, r3\n\
-    lsls r0, 3\n\
-    adds r2, r0, r2\n\
-    ldrh r1, [r2, 0xA]\n\
-    movs r4, 0xA\n\
-    ldrsh r0, [r2, r4]\n\
-    cmp r0, 0x3D\n\
-    bgt _0813CDE0\n\
-    adds r0, r1, 0x1\n\
-    strh r0, [r2, 0xA]\n\
-    movs r1, 0xA\n\
-    ldrsh r0, [r2, r1]\n\
-_0813CDC2:\n\
-    lsrs r1, r0, 31\n\
-    adds r0, r1\n\
-    movs r2, 0xFF\n\
-    lsls r2, 1\n\
-    ldr r3, _0813CDD8 @ =REG_BLDALPHA\n\
-    ldr r1, _0813CDDC @ =gUnknown_08393E64\n\
-    ands r0, r2\n\
-    adds r0, r1\n\
-    ldrh r0, [r0]\n\
-    strh r0, [r3]\n\
-    b _0813CE26\n\
-    .align 2, 0\n\
-_0813CDD8: .4byte REG_BLDALPHA\n\
-_0813CDDC: .4byte gUnknown_08393E64\n\
-_0813CDE0:\n\
-    ldr r1, _0813CDF4 @ =REG_BLDALPHA\n\
-    ldr r0, _0813CDF8 @ =gUnknown_08393E64\n\
-    ldrh r0, [r0, 0x3E]\n\
-    strh r0, [r1]\n\
-    movs r0, 0x10\n\
-_0813CDEA:\n\
-    strh r0, [r2, 0xA]\n\
-    ldrh r0, [r2, 0x8]\n\
-    adds r0, 0x1\n\
-    strh r0, [r2, 0x8]\n\
-    b _0813CE26\n\
-    .align 2, 0\n\
-_0813CDF4: .4byte REG_BLDALPHA\n\
-_0813CDF8: .4byte gUnknown_08393E64\n\
-_0813CDFC:\n\
-    lsls r0, r3, 2\n\
-    adds r0, r3\n\
-    lsls r0, 3\n\
-    adds r1, r0, r2\n\
-    ldrh r0, [r1, 0xA]\n\
-    movs r4, 0xA\n\
-    ldrsh r2, [r1, r4]\n\
-    cmp r2, 0\n\
-    beq _0813CE14\n\
-_0813CE0E:\n\
-    subs r0, 0x1\n\
-    strh r0, [r1, 0xA]\n\
-    b _0813CE26\n\
-_0813CE14:\n\
-    ldr r0, _0813CE2C @ =REG_BLDCNT\n\
-    strh r2, [r0]\n\
-    adds r0, 0x2\n\
-    strh r2, [r0]\n\
-    adds r0, 0x2\n\
-    strh r2, [r0]\n\
-    adds r0, r3, 0\n\
-    bl DestroyTask\n\
-_0813CE26:\n\
-    pop {r4}\n\
-    pop {r0}\n\
-    bx r0\n\
-    .align 2, 0\n\
-_0813CE2C: .4byte REG_BLDCNT\n\
-    .syntax divided\n");
-}
-#endif
 
 void sub_813CE30(u16 scrX, u16 scrY, u16 zoom, u16 alpha)
 {
diff --git a/src/scene/intro_credits_graphics.c b/src/scene/intro_credits_graphics.c
index 7f6765ef6..6aadafc58 100644
--- a/src/scene/intro_credits_graphics.c
+++ b/src/scene/intro_credits_graphics.c
@@ -436,161 +436,47 @@ u8 sub_8148EC0(u8 a, u16 b, u16 c, u16 d)
     return taskId;
 }
 
-#ifdef NONMATCHING
 void sub_8148F3C(u8 taskId)
 {
-    register u32 r4 asm("r4");
+    s16 r4;
     s32 r2;
 
-    r4 = (u16)gTasks[taskId].data[1] << 16;
+    r4 = gTasks[taskId].data[1];
     if (r4 != 0)
     {
-        r2 = (gTasks[taskId].data[2] << 16) + (u16)gTasks[taskId].data[3] - (r4 >> 12);
+        r2 = (gTasks[taskId].data[2] << 16) + (u16)gTasks[taskId].data[3];
+        r2 -= 16 * (u16)r4;
         gTasks[taskId].data[2] = r2 >> 16;
         gTasks[taskId].data[3] = r2;
         REG_BG1HOFS = gTasks[taskId].data[2];
-        REG_BG1VOFS = gUnknown_0203935A + gUnknown_02039358;
+        REG_BG1VOFS = gUnknown_02039358 + gUnknown_0203935A;
     }
 
-    r4 = (u16)gTasks[taskId].data[4] << 16;
+    r4 = gTasks[taskId].data[4];
     if (r4 != 0)
     {
-        r2 = (gTasks[taskId].data[5] << 16) + (u16)gTasks[taskId].data[6] - (r4 >> 12);
+        r2 = (gTasks[taskId].data[5] << 16) + (u16)gTasks[taskId].data[6];
+        r2 -= 16 * (u16)r4;
         gTasks[taskId].data[5] = r2 >> 16;
-        gTasks[taskId].data[3] = r2;
+        gTasks[taskId].data[6] = r2;
         REG_BG2HOFS = gTasks[taskId].data[5];
         if (gTasks[taskId].data[0] != 0)
-            REG_BG2VOFS = gUnknown_0203935A + gUnknown_02039358;
+            REG_BG2VOFS = gUnknown_02039358 + gUnknown_0203935A;
         else
             REG_BG2VOFS = gUnknown_02039358;
     }
 
-    r4 = (u16)gTasks[taskId].data[7] << 16;
+    r4 = gTasks[taskId].data[7];
     if (r4 != 0)
     {
-        r2 = (gTasks[taskId].data[8] << 16) + (u16)gTasks[taskId].data[9] - (r4 >> 12);;
+        r2 = (gTasks[taskId].data[8] << 16) + (u16)gTasks[taskId].data[9];
+        r2 -= 16 * (u16)r4;
         gTasks[taskId].data[8] = r2 >> 16;
         gTasks[taskId].data[9] = r2;
         REG_BG3HOFS = gTasks[taskId].data[8];
         REG_BG3VOFS = gUnknown_02039358;
     }
 }
-#else
-__attribute__((naked))
-void sub_8148F3C(u8 taskId)
-{
-    asm(".syntax unified\n\
-    push {r4-r6,lr}\n\
-    lsls r0, 24\n\
-    lsrs r5, r0, 24\n\
-    ldr r1, _08148FB4 @ =gTasks\n\
-    lsls r0, r5, 2\n\
-    adds r0, r5\n\
-    lsls r0, 3\n\
-    adds r3, r0, r1\n\
-    ldrh r0, [r3, 0xA]\n\
-    lsls r4, r0, 16\n\
-    adds r6, r1, 0\n\
-    cmp r4, 0\n\
-    beq _08148F7C\n\
-    movs r1, 0xC\n\
-    ldrsh r0, [r3, r1]\n\
-    lsls r0, 16\n\
-    ldrh r1, [r3, 0xE]\n\
-    adds r2, r0, r1\n\
-    lsrs r0, r4, 12\n\
-    subs r2, r0\n\
-    asrs r1, r2, 16\n\
-    strh r1, [r3, 0xC]\n\
-    strh r2, [r3, 0xE]\n\
-    ldr r0, _08148FB8 @ =REG_BG1HOFS\n\
-    strh r1, [r0]\n\
-    ldr r2, _08148FBC @ =REG_BG1VOFS\n\
-    ldr r1, _08148FC0 @ =gUnknown_02039358\n\
-    ldr r0, _08148FC4 @ =gUnknown_0203935A\n\
-    ldrh r0, [r0]\n\
-    ldrh r1, [r1]\n\
-    adds r0, r1\n\
-    strh r0, [r2]\n\
-_08148F7C:\n\
-    ldrh r0, [r3, 0x10]\n\
-    lsls r4, r0, 16\n\
-    cmp r4, 0\n\
-    beq _08148FD8\n\
-    movs r1, 0x12\n\
-    ldrsh r0, [r3, r1]\n\
-    lsls r0, 16\n\
-    ldrh r1, [r3, 0x14]\n\
-    adds r2, r0, r1\n\
-    lsrs r0, r4, 12\n\
-    subs r2, r0\n\
-    asrs r1, r2, 16\n\
-    strh r1, [r3, 0x12]\n\
-    strh r2, [r3, 0x14]\n\
-    ldr r0, _08148FC8 @ =REG_BG2HOFS\n\
-    strh r1, [r0]\n\
-    movs r1, 0x8\n\
-    ldrsh r0, [r3, r1]\n\
-    cmp r0, 0\n\
-    beq _08148FD0\n\
-    ldr r2, _08148FCC @ =REG_BG2VOFS\n\
-    ldr r1, _08148FC0 @ =gUnknown_02039358\n\
-    ldr r0, _08148FC4 @ =gUnknown_0203935A\n\
-    ldrh r0, [r0]\n\
-    ldrh r1, [r1]\n\
-    adds r0, r1\n\
-    strh r0, [r2]\n\
-    b _08148FD8\n\
-    .align 2, 0\n\
-_08148FB4: .4byte gTasks\n\
-_08148FB8: .4byte REG_BG1HOFS\n\
-_08148FBC: .4byte REG_BG1VOFS\n\
-_08148FC0: .4byte gUnknown_02039358\n\
-_08148FC4: .4byte gUnknown_0203935A\n\
-_08148FC8: .4byte REG_BG2HOFS\n\
-_08148FCC: .4byte REG_BG2VOFS\n\
-_08148FD0:\n\
-    ldr r0, _08149010 @ =REG_BG2VOFS\n\
-    ldr r1, _08149014 @ =gUnknown_02039358\n\
-    ldrh r1, [r1]\n\
-    strh r1, [r0]\n\
-_08148FD8:\n\
-    lsls r0, r5, 2\n\
-    adds r0, r5\n\
-    lsls r0, 3\n\
-    adds r3, r0, r6\n\
-    ldrh r0, [r3, 0x16]\n\
-    lsls r4, r0, 16\n\
-    cmp r4, 0\n\
-    beq _08149008\n\
-    movs r1, 0x18\n\
-    ldrsh r0, [r3, r1]\n\
-    lsls r0, 16\n\
-    ldrh r1, [r3, 0x1A]\n\
-    adds r2, r0, r1\n\
-    lsrs r0, r4, 12\n\
-    subs r2, r0\n\
-    asrs r1, r2, 16\n\
-    strh r1, [r3, 0x18]\n\
-    strh r2, [r3, 0x1A]\n\
-    ldr r0, _08149018 @ =REG_BG3HOFS\n\
-    strh r1, [r0]\n\
-    ldr r1, _0814901C @ =REG_BG3VOFS\n\
-    ldr r0, _08149014 @ =gUnknown_02039358\n\
-    ldrh r0, [r0]\n\
-    strh r0, [r1]\n\
-_08149008:\n\
-    pop {r4-r6}\n\
-    pop {r0}\n\
-    bx r0\n\
-    .align 2, 0\n\
-_08149010: .4byte REG_BG2VOFS\n\
-_08149014: .4byte gUnknown_02039358\n\
-_08149018: .4byte REG_BG3HOFS\n\
-_0814901C: .4byte REG_BG3VOFS\n\
-    .syntax divided\n");
-}
-#endif
 
 void sub_8149020(u8 mode)
 {