diff --git a/Makefile b/Makefile
index f3c70801c..c7260ab26 100644
--- a/Makefile
+++ b/Makefile
@@ -13,6 +13,7 @@ default: all
 VERSION ?= us
 # If COMPARE is 1, check the output sha1sum when building 'all'
 COMPARE ?= 1
+export LANG := C
 
 ifeq ($(VERSION),us)
   VERSION_CFLAGS := -DVERSION_US
diff --git a/asm/non_matchings/audio/external/func_800C13FC.s b/asm/non_matchings/audio/external/func_800C13FC.s
deleted file mode 100644
index 9ed7e344d..000000000
--- a/asm/non_matchings/audio/external/func_800C13FC.s
+++ /dev/null
@@ -1,35 +0,0 @@
-glabel func_800C13FC
-/* 0C1FFC 800C13FC 27BDFFC8 */  addiu $sp, $sp, -0x38
-/* 0C2000 800C1400 AFA40038 */  sw    $a0, 0x38($sp)
-/* 0C2004 800C1404 AFBF002C */  sw    $ra, 0x2c($sp)
-/* 0C2008 800C1408 AFBE0028 */  sw    $fp, 0x28($sp)
-/* 0C200C 800C140C 3C04800F */  lui   $a0, %hi(D_800EA3B4) # $a0, 0x800f
-/* 0C2010 800C1410 03A0F025 */  move  $fp, $sp
-/* 0C2014 800C1414 8C84A3B4 */  lw    $a0, %lo(D_800EA3B4)($a0)
-/* 0C2018 800C1418 27A50034 */  addiu $a1, $sp, 0x34
-/* 0C201C 800C141C 0C0335D4 */  jal   osRecvMesg
-/* 0C2020 800C1420 00003025 */   move  $a2, $zero
-/* 0C2024 800C1424 3C04800F */  lui   $a0, %hi(D_800EA3B0) # $a0, 0x800f
-/* 0C2028 800C1428 8C84A3B0 */  lw    $a0, %lo(D_800EA3B0)($a0)
-/* 0C202C 800C142C 8FC50038 */  lw    $a1, 0x38($fp)
-/* 0C2030 800C1430 0C033630 */  jal   osSendMesg
-/* 0C2034 800C1434 00003025 */   move  $a2, $zero
-/* 0C2038 800C1438 3C04800F */  lui   $a0, %hi(D_800EA3B4) # $a0, 0x800f
-/* 0C203C 800C143C 8C84A3B4 */  lw    $a0, %lo(D_800EA3B4)($a0)
-/* 0C2040 800C1440 27C50034 */  addiu $a1, $fp, 0x34
-/* 0C2044 800C1444 0C0335D4 */  jal   osRecvMesg
-/* 0C2048 800C1448 24060001 */   li    $a2, 1
-/* 0C204C 800C144C 8FCE0034 */  lw    $t6, 0x34($fp)
-/* 0C2050 800C1450 8FCF0038 */  lw    $t7, 0x38($fp)
-/* 0C2054 800C1454 3C04800F */  lui   $a0, %hi(D_800EA3B4) # $a0, 0x800f
-/* 0C2058 800C1458 27C50034 */  addiu $a1, $fp, 0x34
-/* 0C205C 800C145C 11CF0003 */  beq   $t6, $t7, .L800C146C
-/* 0C2060 800C1460 24060001 */   li    $a2, 1
-/* 0C2064 800C1464 0C0335D4 */  jal   osRecvMesg
-/* 0C2068 800C1468 8C84A3B4 */   lw    $a0, %lo(D_800EA3B4)($a0)
-.L800C146C:
-/* 0C206C 800C146C 8FDF002C */  lw    $ra, 0x2c($fp)
-/* 0C2070 800C1470 03C0E825 */  move  $sp, $fp
-/* 0C2074 800C1474 8FDE0028 */  lw    $fp, 0x28($fp)
-/* 0C2078 800C1478 03E00008 */  jr    $ra
-/* 0C207C 800C147C 27BD0038 */   addiu $sp, $sp, 0x38
diff --git a/asm/non_matchings/audio/heap/func_800B90F0.s b/asm/non_matchings/audio/heap/func_800B90F0.s
deleted file mode 100644
index 963b3bcc1..000000000
--- a/asm/non_matchings/audio/heap/func_800B90F0.s
+++ /dev/null
@@ -1,24 +0,0 @@
-glabel func_800B90F0
-/* 0B9CF0 800B90F0 27BDFFE8 */  addiu $sp, $sp, -0x18
-/* 0B9CF4 800B90F4 00803025 */  move  $a2, $a0
-/* 0B9CF8 800B90F8 AFBF0014 */  sw    $ra, 0x14($sp)
-/* 0B9CFC 800B90FC 3C04803B */  lui   $a0, %hi(gAudioInitPool) # $a0, 0x803b
-/* 0B9D00 800B9100 3C05803B */  lui   $a1, %hi(D_803B71B0) # $a1, 0x803b
-/* 0B9D04 800B9104 24A571B0 */  addiu $a1, %lo(D_803B71B0) # addiu $a1, $a1, 0x71b0
-/* 0B9D08 800B9108 2484FBD8 */  addiu $a0, %lo(gAudioInitPool) # addiu $a0, $a0, -0x428
-/* 0B9D0C 800B910C 0C02E41F */  jal   sound_alloc_pool_init
-/* 0B9D10 800B9110 AFA60018 */   sw    $a2, 0x18($sp)
-/* 0B9D14 800B9114 8FA70018 */  lw    $a3, 0x18($sp)
-/* 0B9D18 800B9118 3C0F800F */  lui   $t7, %hi(D_800EA5D0) # $t7, 0x800f
-/* 0B9D1C 800B911C 8DEFA5D0 */  lw    $t7, %lo(D_800EA5D0)($t7)
-/* 0B9D20 800B9120 3C0E803B */  lui   $t6, %hi(D_803B71B0) # $t6, 0x803b
-/* 0B9D24 800B9124 25CE71B0 */  addiu $t6, %lo(D_803B71B0) # addiu $t6, $t6, 0x71b0
-/* 0B9D28 800B9128 3C04803B */  lui   $a0, %hi(gLeftVolRampings) # $a0, 0x803b
-/* 0B9D2C 800B912C 2484FBC8 */  addiu $a0, %lo(gLeftVolRampings) # addiu $a0, $a0, -0x438
-/* 0B9D30 800B9130 00EE2821 */  addu  $a1, $a3, $t6
-/* 0B9D34 800B9134 0C02E41F */  jal   sound_alloc_pool_init
-/* 0B9D38 800B9138 01E73023 */   subu  $a2, $t7, $a3
-/* 0B9D3C 800B913C 8FBF0014 */  lw    $ra, 0x14($sp)
-/* 0B9D40 800B9140 27BD0018 */  addiu $sp, $sp, 0x18
-/* 0B9D44 800B9144 03E00008 */  jr    $ra
-/* 0B9D48 800B9148 00000000 */   nop   
diff --git a/asm/non_matchings/audio/heap/func_800B914C.s b/asm/non_matchings/audio/heap/func_800B914C.s
deleted file mode 100644
index 318b358f8..000000000
--- a/asm/non_matchings/audio/heap/func_800B914C.s
+++ /dev/null
@@ -1,32 +0,0 @@
-glabel func_800B914C
-/* 0B9D4C 800B914C 27BDFFE8 */  addiu $sp, $sp, -0x18
-/* 0B9D50 800B9150 AFA40018 */  sw    $a0, 0x18($sp)
-/* 0B9D54 800B9154 3C04803B */  lui   $a0, %hi(gLeftVolRampings) # $a0, 0x803b
-/* 0B9D58 800B9158 2484FBC8 */  addiu $a0, %lo(gLeftVolRampings) # addiu $a0, $a0, -0x438
-/* 0B9D5C 800B915C 8C8E0000 */  lw    $t6, ($a0)
-/* 0B9D60 800B9160 8FAF0018 */  lw    $t7, 0x18($sp)
-/* 0B9D64 800B9164 AFBF0014 */  sw    $ra, 0x14($sp)
-/* 0B9D68 800B9168 AC8E0004 */  sw    $t6, 4($a0)
-/* 0B9D6C 800B916C 0C02E3FF */  jal   soundAlloc
-/* 0B9D70 800B9170 8DE50000 */   lw    $a1, ($t7)
-/* 0B9D74 800B9174 8FB80018 */  lw    $t8, 0x18($sp)
-/* 0B9D78 800B9178 3C04803B */  lui   $a0, %hi(gNotesAndBuffersPool) # $a0, 0x803b
-/* 0B9D7C 800B917C 2484FBE8 */  addiu $a0, %lo(gNotesAndBuffersPool) # addiu $a0, $a0, -0x418
-/* 0B9D80 800B9180 00402825 */  move  $a1, $v0
-/* 0B9D84 800B9184 0C02E41F */  jal   sound_alloc_pool_init
-/* 0B9D88 800B9188 8F060000 */   lw    $a2, ($t8)
-/* 0B9D8C 800B918C 8FB90018 */  lw    $t9, 0x18($sp)
-/* 0B9D90 800B9190 3C04803B */  lui   $a0, %hi(gLeftVolRampings) # $a0, 0x803b
-/* 0B9D94 800B9194 2484FBC8 */  addiu $a0, %lo(gLeftVolRampings) # addiu $a0, $a0, -0x438
-/* 0B9D98 800B9198 0C02E3FF */  jal   soundAlloc
-/* 0B9D9C 800B919C 8F25000C */   lw    $a1, 0xc($t9)
-/* 0B9DA0 800B91A0 8FA80018 */  lw    $t0, 0x18($sp)
-/* 0B9DA4 800B91A4 3C04803B */  lui   $a0, %hi(gSeqAndBankPool) # $a0, 0x803b
-/* 0B9DA8 800B91A8 2484FC18 */  addiu $a0, %lo(gSeqAndBankPool) # addiu $a0, $a0, -0x3e8
-/* 0B9DAC 800B91AC 00402825 */  move  $a1, $v0
-/* 0B9DB0 800B91B0 0C02E41F */  jal   sound_alloc_pool_init
-/* 0B9DB4 800B91B4 8D06000C */   lw    $a2, 0xc($t0)
-/* 0B9DB8 800B91B8 8FBF0014 */  lw    $ra, 0x14($sp)
-/* 0B9DBC 800B91BC 27BD0018 */  addiu $sp, $sp, 0x18
-/* 0B9DC0 800B91C0 03E00008 */  jr    $ra
-/* 0B9DC4 800B91C4 00000000 */   nop   
diff --git a/asm/non_matchings/audio/heap/func_800B9FB8.s b/asm/non_matchings/audio/heap/func_800B9FB8.s
deleted file mode 100644
index fff2ea18c..000000000
--- a/asm/non_matchings/audio/heap/func_800B9FB8.s
+++ /dev/null
@@ -1,25 +0,0 @@
-glabel func_800B9FB8
-/* 0BABB8 800B9FB8 3C03803B */  lui   $v1, %hi(gNumSynthesisReverbs) # $v1, 0x803b
-/* 0BABBC 800B9FBC 8063FBC3 */  lb    $v1, %lo(gNumSynthesisReverbs)($v1)
-/* 0BABC0 800B9FC0 3C0E803B */  lui   $t6, %hi(gSynthesisReverbs) # 0x803b
-/* 0BABC4 800B9FC4 25C2F790 */  addiu $v0, $t6, %lo(gSynthesisReverbs) # -0x870
-/* 0BABC8 800B9FC8 1860000E */  blez  $v1, .L800BA004
-/* 0BABCC 800B9FCC 00037940 */   sll   $t7, $v1, 5
-/* 0BABD0 800B9FD0 01E37821 */  addu  $t7, $t7, $v1
-/* 0BABD4 800B9FD4 000F78C0 */  sll   $t7, $t7, 3
-/* 0BABD8 800B9FD8 01E22021 */  addu  $a0, $t7, $v0
-.L800B9FDC:
-/* 0BABDC 800B9FDC 94430008 */  lhu   $v1, 8($v0)
-/* 0BABE0 800B9FE0 24420108 */  addiu $v0, $v0, 0x108
-/* 0BABE4 800B9FE4 04610003 */  bgez  $v1, .L800B9FF4
-/* 0BABE8 800B9FE8 0003C083 */   sra   $t8, $v1, 2
-/* 0BABEC 800B9FEC 24610003 */  addiu $at, $v1, 3
-/* 0BABF0 800B9FF0 0001C083 */  sra   $t8, $at, 2
-.L800B9FF4:
-/* 0BABF4 800B9FF4 0044082B */  sltu  $at, $v0, $a0
-/* 0BABF8 800B9FF8 0078C823 */  subu  $t9, $v1, $t8
-/* 0BABFC 800B9FFC 1420FFF7 */  bnez  $at, .L800B9FDC
-/* 0BAC00 800BA000 A459FF00 */   sh    $t9, -0x100($v0)
-.L800BA004:
-/* 0BAC04 800BA004 03E00008 */  jr    $ra
-/* 0BAC08 800BA008 00000000 */   nop   
diff --git a/asm/non_matchings/audio/port_eu/func_800CBAB4.s b/asm/non_matchings/audio/port_eu/func_800CBAB4.s
deleted file mode 100644
index a31f6c996..000000000
--- a/asm/non_matchings/audio/port_eu/func_800CBAB4.s
+++ /dev/null
@@ -1,38 +0,0 @@
-glabel func_800CBAB4
-/* 0CC6B4 800CBAB4 27BDFFD0 */  addiu $sp, $sp, -0x30
-/* 0CC6B8 800CBAB8 3C01800F */  lui   $at, %hi(D_800EA3A0) # $at, 0x800f
-/* 0CC6BC 800CBABC A020A3A0 */  sb    $zero, %lo(D_800EA3A0)($at)
-/* 0CC6C0 800CBAC0 AFBF002C */  sw    $ra, 0x2c($sp)
-/* 0CC6C4 800CBAC4 AFBE0028 */  sw    $fp, 0x28($sp)
-/* 0CC6C8 800CBAC8 3C01800F */  lui   $at, %hi(D_800EA3A4) # $at, 0x800f
-/* 0CC6CC 800CBACC 3C04800F */  lui   $a0, %hi(D_800EA3A8) # $a0, 0x800f
-/* 0CC6D0 800CBAD0 3C058019 */  lui   $a1, %hi(D_80194020) # $a1, 0x8019
-/* 0CC6D4 800CBAD4 03A0F025 */  move  $fp, $sp
-/* 0CC6D8 800CBAD8 A020A3A4 */  sb    $zero, %lo(D_800EA3A4)($at)
-/* 0CC6DC 800CBADC 24A54020 */  addiu $a1, %lo(D_80194020) # addiu $a1, $a1, 0x4020
-/* 0CC6E0 800CBAE0 8C84A3A8 */  lw    $a0, %lo(D_800EA3A8)($a0)
-/* 0CC6E4 800CBAE4 0C033358 */  jal   osCreateMesgQueue
-/* 0CC6E8 800CBAE8 24060001 */   li    $a2, 1
-/* 0CC6EC 800CBAEC 3C04800F */  lui   $a0, %hi(D_800EA3AC) # $a0, 0x800f
-/* 0CC6F0 800CBAF0 3C058019 */  lui   $a1, %hi(D_80194028) # $a1, 0x8019
-/* 0CC6F4 800CBAF4 24A54028 */  addiu $a1, %lo(D_80194028) # addiu $a1, $a1, 0x4028
-/* 0CC6F8 800CBAF8 8C84A3AC */  lw    $a0, %lo(D_800EA3AC)($a0)
-/* 0CC6FC 800CBAFC 0C033358 */  jal   osCreateMesgQueue
-/* 0CC700 800CBB00 24060004 */   li    $a2, 4
-/* 0CC704 800CBB04 3C04800F */  lui   $a0, %hi(D_800EA3B0) # $a0, 0x800f
-/* 0CC708 800CBB08 3C058019 */  lui   $a1, %hi(D_80194038) # $a1, 0x8019
-/* 0CC70C 800CBB0C 24A54038 */  addiu $a1, %lo(D_80194038) # addiu $a1, $a1, 0x4038
-/* 0CC710 800CBB10 8C84A3B0 */  lw    $a0, %lo(D_800EA3B0)($a0)
-/* 0CC714 800CBB14 0C033358 */  jal   osCreateMesgQueue
-/* 0CC718 800CBB18 24060001 */   li    $a2, 1
-/* 0CC71C 800CBB1C 3C04800F */  lui   $a0, %hi(D_800EA3B4) # $a0, 0x800f
-/* 0CC720 800CBB20 3C058019 */  lui   $a1, %hi(D_8019403C) # $a1, 0x8019
-/* 0CC724 800CBB24 24A5403C */  addiu $a1, %lo(D_8019403C) # addiu $a1, $a1, 0x403c
-/* 0CC728 800CBB28 8C84A3B4 */  lw    $a0, %lo(D_800EA3B4)($a0)
-/* 0CC72C 800CBB2C 0C033358 */  jal   osCreateMesgQueue
-/* 0CC730 800CBB30 24060001 */   li    $a2, 1
-/* 0CC734 800CBB34 8FDF002C */  lw    $ra, 0x2c($fp)
-/* 0CC738 800CBB38 03C0E825 */  move  $sp, $fp
-/* 0CC73C 800CBB3C 8FDE0028 */  lw    $fp, 0x28($fp)
-/* 0CC740 800CBB40 03E00008 */  jr    $ra
-/* 0CC744 800CBB44 27BD0030 */   addiu $sp, $sp, 0x30
diff --git a/asm/non_matchings/audio/port_eu/func_800CBB48.s b/asm/non_matchings/audio/port_eu/func_800CBB48.s
deleted file mode 100644
index 986aa1c77..000000000
--- a/asm/non_matchings/audio/port_eu/func_800CBB48.s
+++ /dev/null
@@ -1,17 +0,0 @@
-glabel func_800CBB48
-/* 0CC748 800CBB48 3C03800F */  lui   $v1, %hi(D_800EA3A0) # $v1, 0x800f
-/* 0CC74C 800CBB4C 2463A3A0 */  addiu $v1, %lo(D_800EA3A0) # addiu $v1, $v1, -0x5c60
-/* 0CC750 800CBB50 906F0000 */  lbu   $t7, ($v1)
-/* 0CC754 800CBB54 3C198019 */  lui   $t9, %hi(D_80193820) # $t9, 0x8019
-/* 0CC758 800CBB58 27393820 */  addiu $t9, %lo(D_80193820) # addiu $t9, $t9, 0x3820
-/* 0CC75C 800CBB5C 000FC0C0 */  sll   $t8, $t7, 3
-/* 0CC760 800CBB60 03191021 */  addu  $v0, $t8, $t9
-/* 0CC764 800CBB64 AC440000 */  sw    $a0, ($v0)
-/* 0CC768 800CBB68 8CA80000 */  lw    $t0, ($a1)
-/* 0CC76C 800CBB6C 27BDFFF0 */  addiu $sp, $sp, -0x10
-/* 0CC770 800CBB70 AC480004 */  sw    $t0, 4($v0)
-/* 0CC774 800CBB74 90690000 */  lbu   $t1, ($v1)
-/* 0CC778 800CBB78 27BD0010 */  addiu $sp, $sp, 0x10
-/* 0CC77C 800CBB7C 252A0001 */  addiu $t2, $t1, 1
-/* 0CC780 800CBB80 03E00008 */  jr    $ra
-/* 0CC784 800CBB84 A06A0000 */   sb    $t2, ($v1)
diff --git a/asm/non_matchings/audio/port_eu/func_800CBB88.s b/asm/non_matchings/audio/port_eu/func_800CBB88.s
deleted file mode 100644
index 0baaf3763..000000000
--- a/asm/non_matchings/audio/port_eu/func_800CBB88.s
+++ /dev/null
@@ -1,13 +0,0 @@
-glabel func_800CBB88
-/* 0CC788 800CBB88 27BDFFD0 */  addiu $sp, $sp, -0x30
-/* 0CC78C 800CBB8C AFBF002C */  sw    $ra, 0x2c($sp)
-/* 0CC790 800CBB90 AFBE0028 */  sw    $fp, 0x28($sp)
-/* 0CC794 800CBB94 AFA50034 */  sw    $a1, 0x34($sp)
-/* 0CC798 800CBB98 03A0F025 */  move  $fp, $sp
-/* 0CC79C 800CBB9C 0C032ED2 */  jal   func_800CBB48
-/* 0CC7A0 800CBBA0 27A50034 */   addiu $a1, $sp, 0x34
-/* 0CC7A4 800CBBA4 8FDF002C */  lw    $ra, 0x2c($fp)
-/* 0CC7A8 800CBBA8 03C0E825 */  move  $sp, $fp
-/* 0CC7AC 800CBBAC 8FDE0028 */  lw    $fp, 0x28($fp)
-/* 0CC7B0 800CBBB0 03E00008 */  jr    $ra
-/* 0CC7B4 800CBBB4 27BD0030 */   addiu $sp, $sp, 0x30
diff --git a/asm/non_matchings/audio/port_eu/func_800CBBB8.s b/asm/non_matchings/audio/port_eu/func_800CBBB8.s
deleted file mode 100644
index ca8897b88..000000000
--- a/asm/non_matchings/audio/port_eu/func_800CBBB8.s
+++ /dev/null
@@ -1,13 +0,0 @@
-glabel func_800CBBB8
-/* 0CC7B8 800CBBB8 27BDFFD0 */  addiu $sp, $sp, -0x30
-/* 0CC7BC 800CBBBC AFBF002C */  sw    $ra, 0x2c($sp)
-/* 0CC7C0 800CBBC0 AFBE0028 */  sw    $fp, 0x28($sp)
-/* 0CC7C4 800CBBC4 AFA50034 */  sw    $a1, 0x34($sp)
-/* 0CC7C8 800CBBC8 03A0F025 */  move  $fp, $sp
-/* 0CC7CC 800CBBCC 0C032ED2 */  jal   func_800CBB48
-/* 0CC7D0 800CBBD0 27A50034 */   addiu $a1, $sp, 0x34
-/* 0CC7D4 800CBBD4 8FDF002C */  lw    $ra, 0x2c($fp)
-/* 0CC7D8 800CBBD8 03C0E825 */  move  $sp, $fp
-/* 0CC7DC 800CBBDC 8FDE0028 */  lw    $fp, 0x28($fp)
-/* 0CC7E0 800CBBE0 03E00008 */  jr    $ra
-/* 0CC7E4 800CBBE4 27BD0030 */   addiu $sp, $sp, 0x30
diff --git a/asm/non_matchings/audio/port_eu/func_800CBBE8.s b/asm/non_matchings/audio/port_eu/func_800CBBE8.s
deleted file mode 100644
index a3daf763a..000000000
--- a/asm/non_matchings/audio/port_eu/func_800CBBE8.s
+++ /dev/null
@@ -1,16 +0,0 @@
-glabel func_800CBBE8
-/* 0CC7E8 800CBBE8 27BDFFC8 */  addiu $sp, $sp, -0x38
-/* 0CC7EC 800CBBEC 00A07025 */  move  $t6, $a1
-/* 0CC7F0 800CBBF0 AFBF002C */  sw    $ra, 0x2c($sp)
-/* 0CC7F4 800CBBF4 AFBE0028 */  sw    $fp, 0x28($sp)
-/* 0CC7F8 800CBBF8 AFA5003C */  sw    $a1, 0x3c($sp)
-/* 0CC7FC 800CBBFC 000E7E00 */  sll   $t7, $t6, 0x18
-/* 0CC800 800CBC00 03A0F025 */  move  $fp, $sp
-/* 0CC804 800CBC04 AFAF0034 */  sw    $t7, 0x34($sp)
-/* 0CC808 800CBC08 0C032ED2 */  jal   func_800CBB48
-/* 0CC80C 800CBC0C 27A50034 */   addiu $a1, $sp, 0x34
-/* 0CC810 800CBC10 8FDF002C */  lw    $ra, 0x2c($fp)
-/* 0CC814 800CBC14 03C0E825 */  move  $sp, $fp
-/* 0CC818 800CBC18 8FDE0028 */  lw    $fp, 0x28($fp)
-/* 0CC81C 800CBC1C 03E00008 */  jr    $ra
-/* 0CC820 800CBC20 27BD0038 */   addiu $sp, $sp, 0x38
diff --git a/asm/non_matchings/audio/port_eu/func_800CBF48.s b/asm/non_matchings/audio/port_eu/func_800CBF48.s
deleted file mode 100644
index 7c1b2ca66..000000000
--- a/asm/non_matchings/audio/port_eu/func_800CBF48.s
+++ /dev/null
@@ -1,11 +0,0 @@
-glabel func_800CBF48
-/* 0CCB48 800CBF48 27BDFFD8 */  addiu $sp, $sp, -0x28
-/* 0CCB4C 800CBF4C AFBF0024 */  sw    $ra, 0x24($sp)
-/* 0CCB50 800CBF50 AFBE0020 */  sw    $fp, 0x20($sp)
-/* 0CCB54 800CBF54 0C032EAD */  jal   func_800CBAB4
-/* 0CCB58 800CBF58 03A0F025 */   move  $fp, $sp
-/* 0CCB5C 800CBF5C 8FDF0024 */  lw    $ra, 0x24($fp)
-/* 0CCB60 800CBF60 03C0E825 */  move  $sp, $fp
-/* 0CCB64 800CBF64 8FDE0020 */  lw    $fp, 0x20($fp)
-/* 0CCB68 800CBF68 03E00008 */  jr    $ra
-/* 0CCB6C 800CBF6C 27BD0028 */   addiu $sp, $sp, 0x28
diff --git a/src/audio/external.c b/src/audio/external.c
index fdb0b1069..82ca2603c 100644
--- a/src/audio/external.c
+++ b/src/audio/external.c
@@ -12,25 +12,19 @@
 void func_800C13F0(void) {
 }
 
-
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
 extern OSMesgQueue *D_800EA3B0;
 extern OSMesgQueue *D_800EA3B4;
 
-void func_800C13FC(void *arg0) {
-    void *sp34;
-
-    osRecvMesg(D_800EA3B4, &sp34, 0);
-    osSendMesg(D_800EA3B0, arg0, 0);
-    osRecvMesg(D_800EA3B4, &sp34, 1);
-    if (sp34 != arg0) {
-        osRecvMesg(D_800EA3B4, &sp34, 1);
+void func_800C13FC(OSMesg presetId) {
+    OSMesg mesg;
+    osRecvMesg(D_800EA3B4, &mesg, 0);
+    osSendMesg(D_800EA3B0, presetId, 0);
+    osRecvMesg(D_800EA3B4, &mesg, 1);
+    if (mesg != presetId) {
+        osRecvMesg(D_800EA3B4, &mesg, 1);
     }
 }
-#else
-GLOBAL_ASM("asm/non_matchings/audio/external/func_800C13FC.s")
-#endif
+
 
 f32 func_800C1480(u8 bank, u8 soundId) {
     f32 temp_f0;
diff --git a/src/audio/heap.c b/src/audio/heap.c
index dcf11b483..8ccaa6461 100644
--- a/src/audio/heap.c
+++ b/src/audio/heap.c
@@ -2,6 +2,7 @@
 #include <macros.h>
 #include "audio/heap.h"
 #include "audio/load.h"
+#include "audio/synthesis.h"
 #include "audio/playback.h"
 #include "audio/seqplayer.h"
 
@@ -139,42 +140,21 @@ void func_800B90E0(struct SoundAllocPool *pool) {
     pool->cur = pool->start;
 }
 
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-void sound_alloc_pool_init(? *, ? *, s32, s32); // extern
 extern s32 D_800EA5D0;
-extern ? gAudioSessionPool;
-extern ? gAudioInitPool;
-extern ? D_803B71B0;
+extern u8 D_803B71B0[];
 
+// inspired by sound_init_main_pools in sm64
 void func_800B90F0(s32 arg0) {
-    s32 temp_a2;
-
-    temp_a2 = arg0;
-    arg0 = temp_a2;
-    sound_alloc_pool_init(&gAudioInitPool, &D_803B71B0, temp_a2);
-    sound_alloc_pool_init(&gAudioSessionPool, arg0 + &D_803B71B0, D_800EA5D0 - arg0, arg0);
+    sound_alloc_pool_init(&gAudioInitPool, &D_803B71B0, arg0);
+    sound_alloc_pool_init(&gLeftVolRampings, D_803B71B0 + arg0, D_800EA5D0 - arg0);
 }
-#else
-GLOBAL_ASM("asm/non_matchings/audio/heap/func_800B90F0.s")
-#endif
 
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-s32 soundAlloc(? *, s32); // extern
-void sound_alloc_pool_init(? *, s32, s32); // extern
-extern ? gAudioSessionPool;
-extern ? gNotesAndBuffersPool;
-extern ? gSeqAndBankPool;
-
-void func_800B914C(void *arg0) {
-    gAudioSessionPool.unk4 = gAudioSessionPool.unk0;
-    sound_alloc_pool_init(&gNotesAndBuffersPool, soundAlloc(&gAudioSessionPool, arg0->unk0), arg0->unk0);
-    sound_alloc_pool_init(&gSeqAndBankPool, soundAlloc(&gAudioSessionPool, arg0->unkC), arg0->unkC);
+// inspired by session_pools_init in sm64
+void func_800B914C(struct PoolSplit *arg0) {
+    gLeftVolRampings.cur = gLeftVolRampings.start;
+    sound_alloc_pool_init(&gNotesAndBuffersPool, soundAlloc(&gLeftVolRampings, arg0->wantSeq), arg0->wantSeq);
+    sound_alloc_pool_init(&gSeqAndBankPool, soundAlloc(&gLeftVolRampings, arg0->wantCustom), arg0->wantCustom);
 }
-#else
-GLOBAL_ASM("asm/non_matchings/audio/heap/func_800B914C.s")
-#endif
 
 void seq_and_bank_pool_init(struct PoolSplit2 *a) {
     gSeqAndBankPool.cur = gSeqAndBankPool.start;
@@ -603,78 +583,40 @@ void *get_bank_or_seq_inner(s32 poolIdx, s32 arg1, s32 bankId) {
     return NULL;
 }
 
-#ifdef MIPS_TO_C
-//generated by m2c commit 0927f17aac197848d4ebdf0c6bbad74b01f0851c
+#ifdef NEEDS_RODATA
+// inspired by func_eu_802e27e4_unused from SM64
 void func_800B9BE4(f32 arg0, f32 arg1, u16 *arg2) {
-    ? sp4C;
-    f32 sp30;
-    f32 sp2C;
-    ? sp14;
-    f32 sp10;
-    f32 spC;
-    ? *var_a0;
-    f32 *var_a0_2;
-    f32 temp_f10;
-    f32 temp_f6;
-    f32 temp_f8;
-    u16 *var_v1;
-    u16 *var_v1_2;
+    s32 i;
+    f32 tmp[16];
 
-    var_a0 = &sp14;
-    var_v1 = arg2 + 4;
-    spC = arg1 * 262159.0f;
-    sp2C = arg0 * 262159.0f;
-    sp10 = arg1 * arg0 * 262159.0f;
-    sp30 = ((arg0 * arg0) + arg1) * 262159.0f;
-    do {
-        *var_v1 = (u16) (u32) ((var_a0->unk-4 * arg0) + (arg1 * var_a0->unk-8));
-        temp_f8 = var_a0->unk18;
-        temp_f10 = var_a0->unk1C * arg0;
-        var_a0 += 4;
-        var_v1 += 2;
-        var_v1->unkE = (s16) (u32) (temp_f10 + (arg1 * temp_f8));
-    } while ((u32) var_a0 < (u32) &sp2C);
-    var_v1_2 = arg2;
-    var_a0_2 = &spC;
-    do {
-        var_v1_2->unk0 = (u16) (u32) var_a0_2->unk0;
-        var_v1_2->unk2 = (s16) (u32) var_a0_2->unk4;
-        var_v1_2->unk4 = (s16) (u32) var_a0_2->unk8;
-        temp_f6 = var_a0_2->unkC;
-        var_a0_2 += 0x10;
-        var_v1_2->unk6 = (s16) (u32) temp_f6;
-        var_v1_2 += 8;
-    } while (var_a0_2 != &sp4C);
+    tmp[0] = arg1 * 262159.0f;
+    tmp[8] = arg0 * 262159.0f;
+    tmp[1] = (arg1 * arg0) * 262159.0f;
+    tmp[9] = ((arg0 * arg0) + arg1) * 262159.0f;
+
+    for (i = 2; i < 8; i++) {
+        //! @bug they probably meant to store the value to tmp[i] and tmp[8 + i]
+        arg2[i] = arg1 * tmp[i - 2] + arg0 * tmp[i - 1];
+        arg2[8 + i] = arg1 * tmp[6 + i] + arg0 * tmp[7 + i];
+    }
+
+    for (i = 0; i < 16; i++) {
+        arg2[i] = tmp[i];
+    }
 }
 #else
 GLOBAL_ASM("asm/non_matchings/audio/heap/func_800B9BE4.s")
 #endif
 
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-extern ? D_803AF790;
-extern s8 D_803AFBC3;
+extern s8 gNumSynthesisReverbs;
 
+// inspired by decrease_reverb_gain from SM64
 void func_800B9FB8(void) {
-    ? *temp_v0;
-    s8 temp_v1;
-    u16 temp_v1_2;
-    ? *phi_v0;
-
-    temp_v1 = D_803AFBC3;
-    phi_v0 = &D_803AF790;
-    if (temp_v1 > 0) {
-        do {
-            temp_v1_2 = phi_v0->unk8;
-            temp_v0 = phi_v0 + 0x108;
-            temp_v0->unk-100 = temp_v1_2 - (temp_v1_2 / 4);
-            phi_v0 = temp_v0;
-        } while (temp_v0 < ((temp_v1 * 0x108) + &D_803AF790));
+    s32 i;
+    for (i = 0; i < gNumSynthesisReverbs; i++) {
+        gSynthesisReverbs[i].reverbGain -= gSynthesisReverbs[i].reverbGain / 4;
     }
 }
-#else
-GLOBAL_ASM("asm/non_matchings/audio/heap/func_800B9FB8.s")
-#endif
 
 #ifdef MIPS_TO_C
 //generated by mips_to_c commit bd0364fa19633bd6201f8007e2d0a7ed87825909
diff --git a/src/audio/heap.h b/src/audio/heap.h
index f3e32c08a..ddece44b1 100644
--- a/src/audio/heap.h
+++ b/src/audio/heap.h
@@ -108,6 +108,7 @@ void *unk_pool1_lookup(s32 poolIdx, s32 id);
 
 // Note: In some .asm files D_803AFBC8 has been replaced with gLeftVolRampings
 // That is almost certainly incorrect, but I don't know how to fix it at this point
+extern struct SoundAllocPool gLeftVolRampings;
 extern struct SoundAllocPool gAudioSessionPool; // D_803AFBC8
 extern struct SoundAllocPool gAudioInitPool;    // D_803AFBD8
 extern struct SoundAllocPool gNotesAndBuffersPool;
diff --git a/src/audio/port_eu.c b/src/audio/port_eu.c
index 95a12753e..70e5a8636 100644
--- a/src/audio/port_eu.c
+++ b/src/audio/port_eu.c
@@ -288,14 +288,10 @@ void func_800CBA64(s32 playerIndex, s32 fadeInTime) {
     }
 }
 
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-extern s8 D_800EA3A0;
-extern s8 D_800EA3A4;
-extern OSMesgQueue *D_800EA3A8;
-extern OSMesgQueue *D_800EA3AC;
-extern OSMesgQueue *D_800EA3B0;
-extern OSMesgQueue *D_800EA3B4;
+extern u8 D_800EA3A0;
+extern u8 D_800EA3A4;
+
+extern OSMesgQueue *D_800EA3A8[4];
 extern void *D_80194020;
 extern void *D_80194028;
 extern void *D_80194038;
@@ -304,88 +300,54 @@ extern void *D_8019403C;
 void func_800CBAB4(void) {
     D_800EA3A0 = 0;
     D_800EA3A4 = 0;
-    osCreateMesgQueue(D_800EA3A8, &D_80194020, 1);
-    osCreateMesgQueue(D_800EA3AC, &D_80194028, 4);
-    osCreateMesgQueue(D_800EA3B0, &D_80194038, 1);
-    osCreateMesgQueue(D_800EA3B4, &D_8019403C, 1);
+    osCreateMesgQueue(D_800EA3A8[0], &D_80194020, 1);
+    osCreateMesgQueue(D_800EA3A8[1], &D_80194028, 4);
+    osCreateMesgQueue(D_800EA3A8[2], &D_80194038, 1);
+    osCreateMesgQueue(D_800EA3A8[3], &D_8019403C, 1);
+}
+
+extern struct EuAudioCmd D_80193820[0x100];
+
+void func_800CBB48(s32 arg0, s32 *arg1){
+  struct EuAudioCmd *cmd = &D_80193820[D_800EA3A0 & 0xff];
+  cmd->u.first = arg0;
+  cmd->u2.as_u32 = *arg1;
+  D_800EA3A0++;
+}
+
+void func_800CBB88(u32 arg0, f32 arg1) {
+    func_800CBB48(arg0, (s32*) &arg1);
+}
+
+void func_800CBBB8(u32 arg0, u32 arg1) {
+    func_800CBB48(arg0, &arg1);
+}
+
+void func_800CBBE8(u32 arg0, s8 arg1) {
+    s32 sp34 = arg1 << 24;
+    func_800CBB48(arg0, &sp34);
 }
-#else
-GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBAB4.s")
-#endif
 
 #ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-extern u8 D_800EA3A0;
-extern ? D_80193820;
-
-void func_800CBB48(s32 arg0, s32 *arg1) {
-    void *temp_v0;
-
-    temp_v0 = (D_800EA3A0 * 8) + &D_80193820;
-    temp_v0->unk0 = arg0;
-    temp_v0->unk4 = *arg1;
-    D_800EA3A0 = D_800EA3A0 + 1;
-}
-#else
-GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBB48.s")
-#endif
-
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-void func_800CBB48(? *); // extern
-
-void func_800CBB88(? arg1) {
-    func_800CBB48(&arg1);
-}
-#else
-GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBB88.s")
-#endif
-
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-void func_800CBB48(? *); // extern
-
-void func_800CBBB8(? arg1) {
-    func_800CBB48(&arg1);
-}
-#else
-GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBBB8.s")
-#endif
-
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-void func_800CBB48(s32 *); // extern
-
-void func_800CBBE8(s32 arg1) {
-    s32 sp34;
-
-    sp34 = arg1 << 0x18;
-    func_800CBB48(&sp34);
-}
-#else
-GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBBE8.s")
-#endif
-
-#ifdef MIPS_TO_C
-//generated by mips_to_c commit 3c3b0cede1a99430bfd3edf8d385802b94f91307
-extern u8 D_800EA3A0;
-extern u8 D_800EA3A4;
-extern OSMesgQueue *D_800EA3AC;
+// link of progress : https://decomp.me/scratch/1N93O
+extern OSMesgQueue *D_800EA3A8[4];
 extern s32 D_800EA4A4;
 
-void func_800CBC24(void) {
-    s32 temp_t6;
-    u8 temp_v0;
-    u8 temp_v1;
+void func_800CBC24(void)
+{
+  s32 temp_t6;
+  s8 temp_v0;
+  s8 temp_v1;
+  u32 tmp;
+  temp_t6 = ((D_800EA3A0 - D_800EA3A4) + 0x100) & 0xFF;
+  if (D_800EA4A4 < temp_t6)
+  {
+    D_800EA4A4 = temp_t6;
+  }
 
-    temp_v1 = D_800EA3A4;
-    temp_v0 = D_800EA3A0;
-    temp_t6 = ((temp_v0 - temp_v1) + 0x100) & 0xFF;
-    if (D_800EA4A4 < temp_t6) {
-        D_800EA4A4 = temp_t6;
-    }
-    osSendMesg(D_800EA3AC, ((temp_v1 & 0xFF) << 8) | (temp_v0 & 0xFF), 0);
-    D_800EA3A4 = D_800EA3A0;
+  tmp = ((D_800EA3A0 & 0xFF) << 8) | (D_800EA3A4 & 0xFF);
+  osSendMesg(D_800EA3A8[1], tmp, 0);
+  D_800EA3A4 = D_800EA3A0;
 }
 #else
 GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBC24.s")
@@ -498,13 +460,7 @@ void func_800CBCB0(u32 arg0) {
 GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBCB0.s")
 #endif
 
-#ifdef MIPS_TO_C
-//generated by m2c commit 0927f17aac197848d4ebdf0c6bbad74b01f0851c
-? func_800CBAB4();                                  /* extern */
 
-void func_800CBF48(void) {
+void func_800CBF48() {
     func_800CBAB4();
 }
-#else
-GLOBAL_ASM("asm/non_matchings/audio/port_eu/func_800CBF48.s")
-#endif