diff --git a/data/__libm_qnan_f.rodata.s b/data/__libm_qnan_f.rodata.s
index 8edfc0bfc0..3c3686576b 100644
--- a/data/__libm_qnan_f.rodata.s
+++ b/data/__libm_qnan_f.rodata.s
@@ -7,5 +7,7 @@
 
 .section .rodata
 
+.balign 16
+
 glabel __libm_qnan_f
-        .word   0x7F810000
+    .word 0x7F810000
diff --git a/data/audio_effects.data.s b/data/audio_effects.data.s
deleted file mode 100644
index 96720abfd4..0000000000
--- a/data/audio_effects.data.s
+++ /dev/null
@@ -1,21 +0,0 @@
-.include "macro.inc"
-
-# assembler directives
-.set noat      # allow manual use of $at
-.set noreorder # don't insert nops after branches
-.set gp=64     # allow use of 64-bit general purpose registers
-
-.section .data
-
-.balign 16
-
-glabel D_80130510
-    .word 0
-
-glabel D_80130514
-    .word 0
-
-.word 0, 0  # file boundary
-
-glabel D_80130520
-    .incbin "baserom.z64", 0xBA76C0, 0x50
diff --git a/data/code_800D2E30.data.s b/data/code_800D2E30.data.s
deleted file mode 100644
index bf01aed6db..0000000000
--- a/data/code_800D2E30.data.s
+++ /dev/null
@@ -1,13 +0,0 @@
-.include "macro.inc"
-
-# assembler directives
-.set noat      # allow manual use of $at
-.set noreorder # don't insert nops after branches
-.set gp=64     # allow use of 64-bit general purpose registers
-
-.section .data
-
-.balign 16
-
-glabel D_8012DBB0
-    .incbin "baserom.z64", 0xBA4D50, 0x10
diff --git a/data/rsp_boot.text.s b/data/rsp_boot.text.s
index f9495dcac8..9ca646e4a8 100644
--- a/data/rsp_boot.text.s
+++ b/data/rsp_boot.text.s
@@ -7,18 +7,10 @@
 
 .section .text
 
+.balign 16
+
 glabel D_80009320
     .incbin "baserom.z64", 0x9F20, 0xD0
 
 glabel D_800093F0
     .incbin "baserom.z64", 0x9FF0, 0x20
-
-glabel D_80009410
-    .word osStopThread
-    .word __osSetHWIntrRoutine
-    .word __osSetFpcCsr
-    .word __osGetFpcCsr
-    .word __osGetHWIntrRoutine
-    .word __osSetHWIntrRoutine
-    .word osViGetNextFramebuffer
-    .word bcmp
diff --git a/data/unk_80009410.data.s b/data/unk_80009410.data.s
new file mode 100644
index 0000000000..d2bded6c36
--- /dev/null
+++ b/data/unk_80009410.data.s
@@ -0,0 +1,21 @@
+.include "macro.inc"
+
+# assembler directives
+.set noat      # allow manual use of $at
+.set noreorder # don't insert nops after branches
+.set gp=64     # allow use of 64-bit general purpose registers
+
+.section .data
+
+.balign 16
+
+# Unused
+glabel D_80009410
+    .word osStopThread
+    .word __osSetHWIntrRoutine
+    .word __osSetFpcCsr
+    .word __osGetFpcCsr
+    .word __osGetHWIntrRoutine
+    .word __osSetHWIntrRoutine
+    .word osViGetNextFramebuffer
+    .word bcmp
diff --git a/data/unk_8012ABC0.data.s b/data/unk_8012ABC0.data.s
new file mode 100644
index 0000000000..d4781c3b8c
--- /dev/null
+++ b/data/unk_8012ABC0.data.s
@@ -0,0 +1,25 @@
+.include "macro.inc"
+
+# assembler directives
+.set noat      # allow manual use of $at
+.set noreorder # don't insert nops after branches
+.set gp=64     # allow use of 64-bit general purpose registers
+
+.section .data
+
+.balign 16
+
+# Unused
+glabel D_8012ABC0
+    .word func_801067F0 # fmodf?
+    .word guScale
+    .word guRotate
+    .word guTranslate
+    .word GfxPrint_SetPos
+    .word GfxPrint_SetColor
+    .word GfxPrint_Printf
+    .word GfxPrint_SetPosPx
+    .word GfxPrint_Init
+    .word GfxPrint_Open
+    .word GfxPrint_Close
+    .word GfxPrint_Destroy
diff --git a/data/z_text.data.s b/data/z_text.data.s
index c20dd6cca6..a9cda47f02 100644
--- a/data/z_text.data.s
+++ b/data/z_text.data.s
@@ -16,18 +16,3 @@ glabel gMojiFontTLUTs
 
 glabel gMojiFontTex
     .incbin "baserom.z64", 0xBA1960, 0x400
-
-# Unused
-glabel D_8012ABC0
-    .word func_801067F0 # fmodf?
-    .word guScale
-    .word guRotate
-    .word guTranslate
-    .word GfxPrint_SetPos
-    .word GfxPrint_SetColor
-    .word GfxPrint_Printf
-    .word GfxPrint_SetPosPx
-    .word GfxPrint_Init
-    .word GfxPrint_Open
-    .word GfxPrint_Close
-    .word GfxPrint_Destroy
diff --git a/include/variables.h b/include/variables.h
index 614d6a0818..cbd37e4f36 100644
--- a/include/variables.h
+++ b/include/variables.h
@@ -341,9 +341,6 @@ extern f32 gDefaultPanVolume[128];
 extern s16 sLowPassFilterData[16*8];
 extern s16 sHighPassFilterData[15*8];
 extern s32 gAudioContextInitalized;
-extern f32 D_80130510;
-extern s32 D_80130514;
-extern u8 D_80130520[];
 extern u8 gIsLargeSoundBank[7];
 extern u8 gChannelsPerBank[4][7];
 extern u8 gUsedChannelsPerBank[4][7];
diff --git a/spec b/spec
index 443f0e24ec..55c3ed5155 100644
--- a/spec
+++ b/spec
@@ -13,6 +13,7 @@ beginseg
     name "boot"
     address 0x80000460
     include "build/src/boot/boot_main.o"
+    include "build/data/unk_80009410.data.o"
     include "build/src/boot/idle.o"
     include "build/src/boot/viconfig.o"
     include "build/src/boot/z_std_dma.o"
@@ -357,6 +358,7 @@ beginseg
     include "build/src/code/z_ss_sram.o"
     include "build/src/code/code_800A9F30.o"
     include "build/data/z_text.data.o"
+    include "build/data/unk_8012ABC0.data.o"
     include "build/src/code/z_view.o"
     include "build/src/code/z_vimode.o"
     include "build/src/code/code_800ACE70.o"
@@ -397,7 +399,6 @@ beginseg
     include "build/src/code/sys_matrix.o"
     include "build/src/code/sys_ucode.o"
     include "build/src/code/code_800D2E30.o"
-    include "build/data/code_800D2E30.data.o"
     include "build/src/code/code_800D31A0.o"
     include "build/src/code/irqmgr.o"
     include "build/src/code/debug_malloc.o"
@@ -416,7 +417,6 @@ beginseg
     include "build/src/libultra_code_O2/osAiSetNextBuffer.o"
     include "build/src/code/audio_playback.o"
     include "build/src/code/audio_effects.o"
-    include "build/data/audio_effects.data.o"
     include "build/src/code/audio_seqplayer.o"
     include "build/src/code/code_800EC960.o"
     include "build/src/code/audio_sound_params.o"
diff --git a/src/code/audio_effects.c b/src/code/audio_effects.c
index 04aa5e0060..b871867193 100644
--- a/src/code/audio_effects.c
+++ b/src/code/audio_effects.c
@@ -105,13 +105,13 @@ s16 Audio_GetVibratoPitchChange(VibratoState* vib) {
 }
 
 f32 Audio_GetVibratoFreqScale(VibratoState* vib) {
+    static f32 D_80130510 = 0.0f;
+    static s32 D_80130514 = 0;
     f32 pitchChange;
     f32 extent;
     f32 invExtent;
     f32 result;
     f32 temp;
-    f32 twoToThe16th = 65536.0f;
-    s32 one = 1;
     SequenceChannel* channel = vib->channel;
 
     if (vib->delay != 0) {
@@ -160,13 +160,11 @@ f32 Audio_GetVibratoFreqScale(VibratoState* vib) {
     extent = temp + 1.0f;
     invExtent = 1.0f / extent;
 
-    // fakematch: 2^16 and 1 need to be set at the very top of this function,
-    // or else the addresses of D_80130510 and D_80130514 get computed once
-    // instead of twice. 'temp' is also a fakematch sign; removing it causes
-    // regalloc differences and reorderings at the top of the function.
-    result = 1.0f / ((extent - invExtent) * pitchChange / twoToThe16th + invExtent);
+    result = 1.0f / ((extent - invExtent) * pitchChange / 65536.0f + invExtent);
+
     D_80130510 += result;
-    D_80130514 += one;
+    D_80130514++;
+
     return result;
 }
 
diff --git a/src/code/audio_seqplayer.c b/src/code/audio_seqplayer.c
index 0cbe6a539b..547a957a9d 100644
--- a/src/code/audio_seqplayer.c
+++ b/src/code/audio_seqplayer.c
@@ -9,14 +9,20 @@
 #define PORTAMENTO_MODE_4 4
 #define PORTAMENTO_MODE_5 5
 
-extern u8 D_80130470[];
-
 u8 AudioSeq_ScriptReadU8(SeqScriptState* state);
 s16 AudioSeq_ScriptReadS16(SeqScriptState* state);
 u16 AudioSeq_ScriptReadCompressedU16(SeqScriptState* state);
 
 u8 AudioSeq_GetInstrument(SequenceChannel* channel, u8 instId, Instrument** instOut, AdsrSettings* adsr);
 
+u8 D_80130520[] = {
+    0x81, 0x00, 0x81, 0x01, 0x00, 0x00, 0x00, 0x81, 0x01, 0x01, 0x01, 0x42, 0x81, 0xC2, 0x00, 0x00,
+    0x00, 0x01, 0x81, 0x00, 0x00, 0x00, 0x01, 0x42, 0x01, 0x01, 0x01, 0x81, 0x01, 0x01, 0x81, 0x81,
+    0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x81, 0x01, 0x01, 0x01, 0x81, 0x01,
+    0x01, 0x03, 0x03, 0x01, 0x00, 0x01, 0x01, 0x81, 0x03, 0x01, 0x00, 0x02, 0x00, 0x01, 0x01, 0x82,
+    0x00, 0x01, 0x01, 0x01, 0x01, 0x81, 0x00, 0x00, 0x01, 0x81, 0x81, 0x81, 0x81, 0x00, 0x00, 0x00,
+};
+
 u16 AudioSeq_GetScriptControlFlowArgument(SeqScriptState* state, u8 arg1) {
     u8 temp_v0 = D_80130520[arg1 - 0xB0];
     u8 loBits = temp_v0 & 3;
diff --git a/src/code/code_800D2E30.c b/src/code/code_800D2E30.c
index 1c731c9bdf..a182926f10 100644
--- a/src/code/code_800D2E30.c
+++ b/src/code/code_800D2E30.c
@@ -1,23 +1,22 @@
 #include "global.h"
 
 void func_800D2E30(UnkRumbleStruct* arg0) {
+    static u8 D_8012DBB0 = 1;
     s32 i;
     s32 unk_a3;
     s32 index = -1;
-    UnkRumbleStruct* new_var;
 
     for (i = 0; i < 4; i++) {
         arg0->rumbleEnable[i] = 0;
     }
 
     if (arg0->unk_105 == 0) {
-        new_var = arg0;
         if (D_8012DBB0 != 0) {
             for (i = 0; i < 4; i++) {
                 gPadMgr.pakType[i] = 0;
             }
         }
-        D_8012DBB0 = new_var->unk_105;
+        D_8012DBB0 = arg0->unk_105;
         return;
     }