diff options
Diffstat (limited to 'asm/m4a_1.s')
| -rw-r--r-- | asm/m4a_1.s | 1647 |
1 files changed, 1647 insertions, 0 deletions
diff --git a/asm/m4a_1.s b/asm/m4a_1.s new file mode 100644 index 0000000..8c1d78a --- /dev/null +++ b/asm/m4a_1.s @@ -0,0 +1,1647 @@ + .include "asm/macros.inc" + .include "constants/gba_constants.inc" + .include "constants/m4a_constants.inc" + + .syntax unified + + .text + + thumb_func_start umul3232H32 +umul3232H32: + adr r2, __umul3232H32 + bx r2 + .arm +__umul3232H32: + umull r2, r3, r0, r1 + add r0, r3, 0 + bx lr + thumb_func_end umul3232H32 + + thumb_func_start SoundMain +SoundMain: + ldr r0, lt_SOUND_INFO_PTR + ldr r0, [r0] + ldr r2, lt_ID_NUMBER + ldr r3, [r0, o_SoundInfo_ident] + cmp r2, r3 + beq SoundMain_1 + bx lr @ Exit the function if ident doesn't match ID_NUMBER. +SoundMain_1: + adds r3, 1 + str r3, [r0, o_SoundInfo_ident] + push {r4-r7,lr} + mov r1, r8 + mov r2, r9 + mov r3, r10 + mov r4, r11 + push {r0-r4} + sub sp, 0x18 + ldrb r1, [r0, o_SoundInfo_maxLines] + cmp r1, 0 @ if maxLines is 0, there is no maximum + beq SoundMain_3 + ldr r2, lt_REG_VCOUNT + ldrb r2, [r2] + cmp r2, VCOUNT_VBLANK + bhs SoundMain_2 + adds r2, TOTAL_SCANLINES +SoundMain_2: + adds r1, r2 +SoundMain_3: + str r1, [sp, 0x14] + ldr r3, [r0, o_SoundInfo_func] + cmp r3, 0 + beq SoundMain_4 + ldr r0, [r0, o_SoundInfo_intp] + bl call_r3 + ldr r0, [sp, 0x18] +SoundMain_4: + ldr r3, [r0, o_SoundInfo_CgbSound] + bl call_r3 + ldr r0, [sp, 0x18] + ldr r3, [r0, o_SoundInfo_pcmSamplesPerVBlank] + mov r8, r3 + ldr r5, lt_o_SoundInfo_pcmBuffer + adds r5, r0 + ldrb r4, [r0, o_SoundInfo_pcmDmaCounter] + subs r7, r4, 1 + bls SoundMain_5 + ldrb r1, [r0, o_SoundInfo_pcmDmaPeriod] + subs r1, r7 + mov r2, r8 + muls r2, r1 + adds r5, r2 +SoundMain_5: + str r5, [sp, 0x8] + ldr r6, lt_PCM_DMA_BUF_SIZE + ldr r3, lt_SoundMainRAM_Buffer + bx r3 + + .align 2, 0 +lt_SOUND_INFO_PTR: .word SOUND_INFO_PTR +lt_ID_NUMBER: .word ID_NUMBER +lt_SoundMainRAM_Buffer: .word SoundMainRAM_Buffer + 1 +lt_REG_VCOUNT: .word REG_VCOUNT +lt_o_SoundInfo_pcmBuffer: .word o_SoundInfo_pcmBuffer +lt_PCM_DMA_BUF_SIZE: .word PCM_DMA_BUF_SIZE + thumb_func_end SoundMain + + thumb_func_start SoundMainRAM +SoundMainRAM: + ldrb r3, [r0, o_SoundInfo_reverb] + cmp r3, 0 + beq SoundMainRAM_NoReverb + adr r1, SoundMainRAM_Reverb + bx r1 + .arm +SoundMainRAM_Reverb: + cmp r4, 0x2 + addeq r7, r0, o_SoundInfo_pcmBuffer + addne r7, r5, r8 + mov r4, r8 +_080AE314: + ldrsb r0, [r5, r6] + ldrsb r1, [r5] + add r0, r0, r1 + ldrsb r1, [r7, r6] + add r0, r0, r1 + ldrsb r1, [r7], 0x1 + add r0, r0, r1 + mul r1, r0, r3 + mov r0, r1, asr 9 + tst r0, 0x80 + addne r0, r0, 0x1 + strb r0, [r5, r6] + strb r0, [r5], 0x1 + subs r4, r4, 0x1 + bgt _080AE314 + add r0, pc, 0x2F + bx r0 + .thumb +SoundMainRAM_NoReverb: + movs r0, 0 + mov r1, r8 + adds r6, r5 + lsrs r1, 3 + bcc SoundMainRAM_NoReverb_Ok + stm r5!, {r0} + stm r6!, {r0} +SoundMainRAM_NoReverb_Ok: + lsrs r1, 1 + bcc SoundMainRAM_NoReverb_Loop + stm r5!, {r0} + stm r6!, {r0} + stm r5!, {r0} + stm r6!, {r0} +SoundMainRAM_NoReverb_Loop: + stm r5!, {r0} + stm r6!, {r0} + stm r5!, {r0} + stm r6!, {r0} + stm r5!, {r0} + stm r6!, {r0} + stm r5!, {r0} + stm r6!, {r0} + subs r1, 0x1 + bgt SoundMainRAM_NoReverb_Loop +_080AE386: + ldr r4, [sp, 0x18] + ldr r0, [r4, o_SoundInfo_divFreq] + mov r12, r0 + ldrb r0, [r4, o_SoundInfo_maxChans] + adds r4, o_SoundInfo_chans +SoundMainRAM_ChanLoop: + str r0, [sp, 0x4] + ldr r3, [r4, o_SoundChannel_wav] + ldr r0, [sp, 0x14] + cmp r0, 0 + beq _080AE3B0 + ldr r1, =REG_VCOUNT + ldrb r1, [r1] + cmp r1, VCOUNT_VBLANK + bhs _080AE3A4 + adds r1, TOTAL_SCANLINES +_080AE3A4: + cmp r1, r0 + bcc _080AE3B0 + b _080AE682 + + .pool + +_080AE3B0: + ldrb r6, [r4, o_SoundChannel_status] + movs r0, 0xC7 + tst r0, r6 + bne _080AE3BA + b _080AE678 +_080AE3BA: + movs r0, 0x80 + tst r0, r6 + beq _080AE3EA + movs r0, 0x40 + tst r0, r6 + bne _080AE3FA + movs r6, 0x3 + strb r6, [r4, o_SoundChannel_status] + adds r0, r3, 0 + adds r0, 0x10 + str r0, [r4, o_SoundChannel_cp] + ldr r0, [r3, 0xC] + str r0, [r4, o_SoundChannel_ct] + movs r5, 0 + strb r5, [r4, o_SoundChannel_ev] + str r5, [r4, o_SoundChannel_fw] + ldrb r2, [r3, 0x3] + movs r0, 0xC0 + tst r0, r2 + beq _080AE442 + movs r0, 0x10 + orrs r6, r0 + strb r6, [r4, o_SoundChannel_status] + b _080AE442 +_080AE3EA: + ldrb r5, [r4, o_SoundChannel_ev] + movs r0, 0x4 + tst r0, r6 + beq _080AE400 + ldrb r0, [r4, o_SoundChannel_iel] + subs r0, 0x1 + strb r0, [r4, o_SoundChannel_iel] + bhi _080AE450 +_080AE3FA: + movs r0, 0 + strb r0, [r4, o_SoundChannel_status] + b _080AE678 +_080AE400: + movs r0, 0x40 + tst r0, r6 + beq _080AE420 + ldrb r0, [r4, o_SoundChannel_release] + muls r5, r0 + lsrs r5, 8 + ldrb r0, [r4, o_SoundChannel_iev] + cmp r5, r0 + bhi _080AE450 +_080AE412: + ldrb r5, [r4, o_SoundChannel_iev] + cmp r5, 0 + beq _080AE3FA + movs r0, 0x4 + orrs r6, r0 + strb r6, [r4, o_SoundChannel_status] + b _080AE450 +_080AE420: + movs r2, 0x3 + ands r2, r6 + cmp r2, 0x2 + bne _080AE43E + ldrb r0, [r4, o_SoundChannel_decay] + muls r5, r0 + lsrs r5, 8 + ldrb r0, [r4, o_SoundChannel_sustain] + cmp r5, r0 + bhi _080AE450 + adds r5, r0, 0 + beq _080AE412 + subs r6, 0x1 + strb r6, [r4, o_SoundChannel_status] + b _080AE450 +_080AE43E: + cmp r2, 0x3 + bne _080AE450 +_080AE442: + ldrb r0, [r4, o_SoundChannel_attack] + adds r5, r0 + cmp r5, 0xFF + bcc _080AE450 + movs r5, 0xFF + subs r6, 0x1 + strb r6, [r4, o_SoundChannel_status] +_080AE450: + strb r5, [r4, o_SoundChannel_ev] + ldr r0, [sp, 0x18] + ldrb r0, [r0, o_SoundChannel_release] + adds r0, 0x1 + muls r0, r5 + lsrs r5, r0, 4 + ldrb r0, [r4, o_SoundChannel_rightVolume] + muls r0, r5 + lsrs r0, 8 + strb r0, [r4, o_SoundChannel_er] + ldrb r0, [r4, o_SoundChannel_leftVolume] + muls r0, r5 + lsrs r0, 8 + strb r0, [r4, o_SoundChannel_el] + movs r0, 0x10 + ands r0, r6 + str r0, [sp, 0x10] + beq _080AE484 + adds r0, r3, 0 + adds r0, 0x10 + ldr r1, [r3, 0x8] + adds r0, r1 + str r0, [sp, 0xC] + ldr r0, [r3, 0xC] + subs r0, r1 + str r0, [sp, 0x10] +_080AE484: + ldr r5, [sp, 0x8] + ldr r2, [r4, o_SoundChannel_ct] + ldr r3, [r4, o_SoundChannel_cp] + adr r0, _080AE490 + bx r0 + .arm +_080AE490: + str r8, [sp] + ldrb r10, [r4, o_SoundChannel_er] + ldrb r11, [r4, o_SoundChannel_el] + mov r10, r10, lsl 16 + mov r11, r11, lsl 16 + ldrb r0, [r4, o_SoundChannel_type] + tst r0, 0x8 + beq _080AE5D0 +_080AE4B0: + cmp r2, 0x4 + ble _080AE520 + subs r2, r2, r8 + movgt lr, 0 + bgt _080AE4DC + mov lr, r8 + add r2, r2, r8 + sub r8, r2, 0x4 + sub lr, lr, r8 + ands r2, r2, 0x3 + moveq r2, 0x4 +_080AE4DC: + ldr r6, [r5] + ldr r7, [r5, 0x630] +_080AE4E4: + ldrsb r0, [r3], 0x1 + mul r1, r10, r0 + bic r1, r1, 0xFF0000 + add r6, r1, r6, ror 8 + mul r1, r11, r0 + bic r1, r1, 0xFF0000 + add r7, r1, r7, ror 8 + adds r5, r5, 0x40000000 + bcc _080AE4E4 + str r7, [r5, 0x630] + str r6, [r5], 0x4 + subs r8, r8, 0x4 + bgt _080AE4DC + adds r8, r8, lr + beq _080AE664 +_080AE520: + ldr r6, [r5] + ldr r7, [r5, 0x630] +_080AE528: + ldrsb r0, [r3], 0x1 + mul r1, r10, r0 + bic r1, r1, 0xFF0000 + add r6, r1, r6, ror 8 + mul r1, r11, r0 + bic r1, r1, 0xFF0000 + add r7, r1, r7, ror 8 + subs r2, r2, 0x1 + beq _080AE598 +_080AE54C: + adds r5, r5, 0x40000000 + bcc _080AE528 + str r7, [r5, 0x630] + str r6, [r5], 0x4 + subs r8, r8, 0x4 + bgt _080AE4B0 + b _080AE664 +_080AE568: + ldr r0, [sp, 0x18] + cmp r0, 0 + beq _080AE58C + ldr r3, [sp, 0x14] + rsb r9, r2, 0 +_080AE57C: + adds r2, r0, r2 + bgt _080AE634 + sub r9, r9, r0 + b _080AE57C +_080AE58C: + ldmia sp!, {r4,r12} + mov r2, 0 + b _080AE5A8 +_080AE598: + ldr r2, [sp, 0x10] + cmp r2, 0 + ldrne r3, [sp, 0xC] + bne _080AE54C +_080AE5A8: + strb r2, [r4, o_SoundChannel_status] + mov r0, r5, lsr 30 + bic r5, r5, 0xC0000000 + rsb r0, r0, 0x3 + mov r0, r0, lsl 3 + mov r6, r6, ror r0 + mov r7, r7, ror r0 + str r7, [r5, 0x630] + str r6, [r5], 0x4 + b _080AE66C +_080AE5D0: + stmdb sp!, {r4,r12} + ldr lr, [r4, o_SoundChannel_fw] + ldr r1, [r4, o_SoundChannel_freq] + mul r4, r12, r1 + ldrsb r0, [r3] + ldrsb r1, [r3, 0x1]! + sub r1, r1, r0 +_080AE5EC: + ldr r6, [r5] + ldr r7, [r5, 0x630] +_080AE5F4: + mul r9, lr, r1 + add r9, r0, r9, asr 23 + mul r12, r10, r9 + bic r12, r12, 0xFF0000 + add r6, r12, r6, ror 8 + mul r12, r11, r9 + bic r12, r12, 0xFF0000 + add r7, r12, r7, ror 8 + add lr, lr, r4 + movs r9, lr, lsr 23 + beq _080AE640 + bic lr, lr, 0x3F800000 + subs r2, r2, r9 + ble _080AE568 + subs r9, r9, 0x1 + addeq r0, r0, r1 +_080AE634: + ldrsbne r0, [r3, r9]! + ldrsb r1, [r3, 0x1]! + sub r1, r1, r0 +_080AE640: + adds r5, r5, 0x40000000 + bcc _080AE5F4 + str r7, [r5, 0x630] + str r6, [r5], 0x4 + subs r8, r8, 0x4 + bgt _080AE5EC + sub r3, r3, 0x1 + ldmia sp!, {r4,r12} + str lr, [r4, o_SoundChannel_fw] +_080AE664: + str r2, [r4, o_SoundChannel_ct] + str r3, [r4, o_SoundChannel_cp] +_080AE66C: + ldr r8, [sp] + add r0, pc, 0x1 + bx r0 + .thumb +_080AE678: + ldr r0, [sp, 0x4] + subs r0, 0x1 + ble _080AE682 + adds r4, SoundChannel_size + b SoundMainRAM_ChanLoop +_080AE682: + ldr r0, [sp, 0x18] + ldr r3, =ID_NUMBER + str r3, [r0] + add sp, 0x1C + pop {r0-r7} + mov r8, r0 + mov r9, r1 + mov r10, r2 + mov r11, r3 + pop {r3} + +call_r3: + bx r3 + .pool + thumb_func_end SoundMainRAM + + thumb_func_start SoundMainBTM +SoundMainBTM: + mov r12, r4 + movs r1, 0 + movs r2, 0 + movs r3, 0 + movs r4, 0 + stm r0!, {r1-r4} + stm r0!, {r1-r4} + stm r0!, {r1-r4} + stm r0!, {r1-r4} + mov r4, r12 + bx lr + thumb_func_end SoundMainBTM + + thumb_func_start RealClearChain +RealClearChain: + ldr r3, [r0, 0x2C] + cmp r3, 0 + beq _080AE6D2 + ldr r1, [r0, 0x34] + ldr r2, [r0, 0x30] + cmp r2, 0 + beq _080AE6C6 + str r1, [r2, 0x34] + b _080AE6C8 +_080AE6C6: + str r1, [r3, 0x20] +_080AE6C8: + cmp r1, 0 + beq _080AE6CE + str r2, [r1, 0x30] +_080AE6CE: + movs r1, 0 + str r1, [r0, 0x2C] +_080AE6D2: + bx lr + thumb_func_end RealClearChain + + thumb_func_start ply_fine +ply_fine: + push {r4,r5,lr} + adds r5, r1, 0 + ldr r4, [r5, o_MusicPlayerTrack_chan] + cmp r4, 0 + beq ply_fine_done +ply_fine_loop: + ldrb r1, [r4] + movs r0, 0xC7 + tst r0, r1 + beq ply_fine_ok + movs r0, 0x40 + orrs r1, r0 + strb r1, [r4] +ply_fine_ok: + adds r0, r4, 0 + bl RealClearChain + ldr r4, [r4, 0x34] + cmp r4, 0 + bne ply_fine_loop +ply_fine_done: + movs r0, 0 + strb r0, [r5] + pop {r4,r5} + pop {r0} + bx r0 + thumb_func_end ply_fine + + thumb_func_start MPlayJumpTableCopy +MPlayJumpTableCopy: + mov r12, lr + movs r1, 0x24 + ldr r2, lt_MPlayJumpTableTemplate +MPlayJumpTableCopy_Loop: + ldr r3, [r2] + bl chk_adr_r2 + stm r0!, {r3} + adds r2, 0x4 + subs r1, 0x1 + bgt MPlayJumpTableCopy_Loop + bx r12 + thumb_func_end MPlayJumpTableCopy + + .align 2, 0 + .thumb_func +ldrb_r3_r2: + ldrb r3, [r2] + + .thumb_func +chk_adr_r2: + push {r0} + lsrs r0, r2, 25 + bne chk_adr_r2_done + ldr r0, lt_MPlayJumpTableTemplate + cmp r2, r0 + bcc chk_adr_r2_reject + lsrs r0, r2, 14 + beq chk_adr_r2_done +chk_adr_r2_reject: + movs r3, 0 +chk_adr_r2_done: + pop {r0} + bx lr + .align 2, 0 +lt_MPlayJumpTableTemplate: .word gMPlayJumpTableTemplate + + thumb_func_start ld_r3_tp_adr_i +ld_r3_tp_adr_i: + ldr r2, [r1, 0x40] +_080AE73A: + adds r3, r2, 0x1 + str r3, [r1, 0x40] + ldrb r3, [r2] + b chk_adr_r2 + thumb_func_end ld_r3_tp_adr_i + + thumb_func_start ply_goto +ply_goto: + push {lr} +ply_goto_1: + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] + ldrb r0, [r2, 0x3] + lsls r0, 8 + ldrb r3, [r2, 0x2] + orrs r0, r3 + lsls r0, 8 + ldrb r3, [r2, 0x1] + orrs r0, r3 + lsls r0, 8 + bl ldrb_r3_r2 + orrs r0, r3 + str r0, [r1, o_MusicPlayerTrack_cmdPtr] + pop {r0} + bx r0 + thumb_func_end ply_goto + + thumb_func_start ply_patt +ply_patt: + ldrb r2, [r1, o_MusicPlayerTrack_patternLevel] + cmp r2, 0x3 + bcs _080AE77C + lsls r2, 2 + adds r3, r1, r2 + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] + adds r2, 0x4 + str r2, [r3, o_MusicPlayerTrack_patternStack] + ldrb r2, [r1, o_MusicPlayerTrack_patternLevel] + adds r2, 0x1 + strb r2, [r1, o_MusicPlayerTrack_patternLevel] + b ply_goto +_080AE77C: + b ply_fine + thumb_func_end ply_patt + + thumb_func_start ply_pend +ply_pend: + ldrb r2, [r1, o_MusicPlayerTrack_patternLevel] + cmp r2, 0 + beq ply_pend_done + subs r2, 1 + strb r2, [r1, o_MusicPlayerTrack_patternLevel] + lsls r2, 2 + adds r3, r1, r2 + ldr r2, [r3, o_MusicPlayerTrack_patternStack] + str r2, [r1, o_MusicPlayerTrack_cmdPtr] +ply_pend_done: + bx lr + thumb_func_end ply_pend + + thumb_func_start ply_rept +ply_rept: + push {lr} + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] + ldrb r3, [r2] + cmp r3, 0 + bne ply_rept_1 + adds r2, 1 + str r2, [r1, o_MusicPlayerTrack_cmdPtr] + b ply_goto_1 +ply_rept_1: + ldrb r3, [r1, o_MusicPlayerTrack_repN] + adds r3, 1 + strb r3, [r1, o_MusicPlayerTrack_repN] + mov r12, r3 + bl ld_r3_tp_adr_i + cmp r12, r3 + bhs ply_rept_2 + b ply_goto_1 +ply_rept_2: + movs r3, 0 + strb r3, [r1, o_MusicPlayerTrack_repN] + adds r2, 5 + str r2, [r1, o_MusicPlayerTrack_cmdPtr] + pop {r0} + bx r0 + thumb_func_end ply_rept + + thumb_func_start ply_prio +ply_prio: + mov r12, lr + bl ld_r3_tp_adr_i + strb r3, [r1, o_MusicPlayerTrack_priority] + bx r12 + thumb_func_end ply_prio + + thumb_func_start ply_tempo +ply_tempo: + mov r12, lr + bl ld_r3_tp_adr_i + lsls r3, 1 + strh r3, [r0, o_MusicPlayerInfo_tempoD] + ldrh r2, [r0, o_MusicPlayerInfo_tempoU] + muls r3, r2 + lsrs r3, 8 + strh r3, [r0, o_MusicPlayerInfo_tempoI] + bx r12 + thumb_func_end ply_tempo + + thumb_func_start ply_keysh +ply_keysh: + mov r12, lr + bl ld_r3_tp_adr_i + strb r3, [r1, o_MusicPlayerTrack_keyShift] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0xC + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx r12 + thumb_func_end ply_keysh + + thumb_func_start ply_voice +ply_voice: + mov r12, lr + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] + ldrb r3, [r2] + adds r2, 1 + str r2, [r1, o_MusicPlayerTrack_cmdPtr] + lsls r2, r3, 1 + adds r2, r3 + lsls r2, 2 + ldr r3, [r0, o_MusicPlayerInfo_tone] + adds r2, r3 + ldr r3, [r2] + bl chk_adr_r2 + str r3, [r1, o_MusicPlayerTrack_ToneData_type] + ldr r3, [r2, 0x4] + bl chk_adr_r2 + str r3, [r1, o_MusicPlayerTrack_ToneData_wav] + ldr r3, [r2, 0x8] + bl chk_adr_r2 + str r3, [r1, o_MusicPlayerTrack_ToneData_attack] + bx r12 + thumb_func_end ply_voice + + thumb_func_start ply_vol +ply_vol: + mov r12, lr + bl ld_r3_tp_adr_i + strb r3, [r1, o_MusicPlayerTrack_vol] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0x3 + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx r12 + thumb_func_end ply_vol + + thumb_func_start ply_pan +ply_pan: + mov r12, lr + bl ld_r3_tp_adr_i + subs r3, 0x40 + strb r3, [r1, o_MusicPlayerTrack_pan] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0x3 + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx r12 + thumb_func_end ply_pan + + thumb_func_start ply_bend +ply_bend: + mov r12, lr + bl ld_r3_tp_adr_i + subs r3, 0x40 + strb r3, [r1, o_MusicPlayerTrack_bend] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0xC + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx r12 + thumb_func_end ply_bend + + thumb_func_start ply_bendr +ply_bendr: + mov r12, lr + bl ld_r3_tp_adr_i + strb r3, [r1, o_MusicPlayerTrack_bendRange] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0xC + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx r12 + thumb_func_end ply_bendr + + thumb_func_start ply_lfodl +ply_lfodl: + mov r12, lr + bl ld_r3_tp_adr_i + strb r3, [r1, o_MusicPlayerTrack_lfoDelay] + bx r12 + thumb_func_end ply_lfodl + + thumb_func_start ply_modt +ply_modt: + mov r12, lr + bl ld_r3_tp_adr_i + ldrb r0, [r1, o_MusicPlayerTrack_modT] + cmp r0, r3 + beq _080AE89A + strb r3, [r1, o_MusicPlayerTrack_modT] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0xF + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] +_080AE89A: + bx r12 + thumb_func_end ply_modt + + thumb_func_start ply_tune +ply_tune: + mov r12, lr + bl ld_r3_tp_adr_i + subs r3, 0x40 + strb r3, [r1, o_MusicPlayerTrack_tune] + ldrb r3, [r1, o_MusicPlayerTrack_flags] + movs r2, 0xC + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx r12 + thumb_func_end ply_tune + + thumb_func_start ply_port +ply_port: + mov r12, lr + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] + ldrb r3, [r2] + adds r2, 0x1 + ldr r0, =REG_SOUND1CNT_L @ sound register base address + adds r0, r3 + bl _080AE73A + strb r3, [r0] + bx r12 + .pool + thumb_func_end ply_port + + thumb_func_start m4aSoundVSync +m4aSoundVSync: + ldr r0, lt2_SOUND_INFO_PTR + ldr r0, [r0] + + @ Exit the function if ident is not ID_NUMBER or ID_NUMBER+1. + ldr r2, lt2_ID_NUMBER + ldr r3, [r0, o_SoundInfo_ident] + subs r3, r2 + cmp r3, 0x1 + bhi m4aSoundVSync_Done + + @ Decrement the PCM DMA counter. If it reaches 0, we need to do a DMA. + ldrb r1, [r0, o_SoundInfo_pcmDmaCounter] + subs r1, 0x1 + strb r1, [r0, o_SoundInfo_pcmDmaCounter] + bgt m4aSoundVSync_Done + + @ Reload the PCM DMA counter. + ldrb r1, [r0, o_SoundInfo_pcmDmaPeriod] + strb r1, [r0, o_SoundInfo_pcmDmaCounter] + + ldr r2, =REG_DMA1 + + ldr r1, [r2, 0x8] @ DMA1CNT + lsls r1, 7 + bcc m4aSoundVSync_SkipDMA1 + + ldr r1, =((DMA_ENABLE | DMA_START_NOW | DMA_32BIT | DMA_SRC_INC | DMA_DEST_FIXED) << 16) | 4 + str r1, [r2, 0x8] @ DMA1CNT + +m4aSoundVSync_SkipDMA1: + ldr r1, [r2, 0xC + 0x8] @ DMA2CNT + lsls r1, 7 + bcc m4aSoundVSync_SkipDMA2 + ldr r1, =((DMA_ENABLE | DMA_START_NOW | DMA_32BIT | DMA_SRC_INC | DMA_DEST_FIXED) << 16) | 4 + str r1, [r2, 0xC + 0x8] @ DMA2CNT + +m4aSoundVSync_SkipDMA2: + movs r1, DMA_32BIT >> 8 + lsls r1, 8 + strh r1, [r2, 0xA] @ DMA1CNT_H + strh r1, [r2, 0xC + 0xA] @ DMA2CNT_H + + movs r1, (DMA_ENABLE | DMA_START_SPECIAL | DMA_32BIT | DMA_REPEAT) >> 8 + lsls r1, 8 @ LSB is 0, so DMA_SRC_INC is used (destination is always fixed in FIFO mode) + strh r1, [r2, 0xA] @ DMA1CNT_H + strh r1, [r2, 0xC + 0xA] @ DMA2CNT_H + +m4aSoundVSync_Done: + bx lr + + .pool + thumb_func_end m4aSoundVSync + + thumb_func_start MPlayMain +MPlayMain: + ldr r2, lt2_ID_NUMBER + ldr r3, [r0, o_MusicPlayerInfo_ident] + cmp r2, r3 + beq _080AE91E + bx lr +_080AE91E: + adds r3, 0x1 + str r3, [r0, o_MusicPlayerInfo_ident] + push {r0,lr} + ldr r3, [r0, o_MusicPlayerInfo_func] + cmp r3, 0 + beq _080AE930 + ldr r0, [r0, o_MusicPlayerInfo_intp] + bl call_r3_2 +_080AE930: + pop {r0} + push {r4-r7} + mov r4, r8 + mov r5, r9 + mov r6, r10 + mov r7, r11 + push {r4-r7} + adds r7, r0, 0 + ldr r0, [r7, o_MusicPlayerInfo_status] + cmp r0, 0 + bge _080AE948 + b _080AEB5C +_080AE948: + ldr r0, lt2_SOUND_INFO_PTR + ldr r0, [r0] + mov r8, r0 + adds r0, r7, 0 + bl FadeOutBody + ldr r0, [r7, o_MusicPlayerInfo_status] + cmp r0, 0 + bge _080AE95C + b _080AEB5C +_080AE95C: + ldrh r0, [r7, o_MusicPlayerInfo_tempoC] + ldrh r1, [r7, o_MusicPlayerInfo_tempoI] + adds r0, r1 + b _080AEAAC +_080AE964: + ldrb r6, [r7, o_MusicPlayerInfo_trackCount] + ldr r5, [r7, o_MusicPlayerInfo_tracks] + movs r3, 0x1 + movs r4, 0 +_080AE96C: + ldrb r0, [r5] + movs r1, 0x80 + tst r1, r0 + bne _080AE976 + b _080AEA88 +_080AE976: + mov r10, r3 + orrs r4, r3 + mov r11, r4 + ldr r4, [r5, o_MusicPlayerTrack_chan] + cmp r4, 0 + beq _080AE9AA +_080AE982: + ldrb r1, [r4] + movs r0, 0xC7 + tst r0, r1 + beq _080AE99E + ldrb r0, [r4, 0x10] + cmp r0, 0 + beq _080AE9A4 + subs r0, 0x1 + strb r0, [r4, 0x10] + bne _080AE9A4 + movs r0, 0x40 + orrs r1, r0 + strb r1, [r4] + b _080AE9A4 +_080AE99E: + adds r0, r4, 0 + bl ClearChain +_080AE9A4: + ldr r4, [r4, 0x34] + cmp r4, 0 + bne _080AE982 +_080AE9AA: + ldrb r3, [r5, o_MusicPlayerTrack_flags] + movs r0, 0x40 + tst r0, r3 + beq _080AEA28 + adds r0, r5, 0 + bl Clear64byte + movs r0, 0x80 + strb r0, [r5] + movs r0, 0x2 + strb r0, [r5, o_MusicPlayerTrack_bendRange] + movs r0, 0x40 + strb r0, [r5, o_MusicPlayerTrack_volX] + movs r0, 0x16 + strb r0, [r5, o_MusicPlayerTrack_lfoSpeed] + movs r0, 0x1 + adds r1, r5, 0x6 + strb r0, [r1, o_MusicPlayerTrack_ToneData_type - 0x6] + b _080AEA28 +_080AE9D0: + ldr r2, [r5, o_MusicPlayerTrack_cmdPtr] + ldrb r1, [r2] + cmp r1, 0x80 + bcs _080AE9DC + ldrb r1, [r5, o_MusicPlayerTrack_runningStatus] + b _080AE9E6 +_080AE9DC: + adds r2, 0x1 + str r2, [r5, o_MusicPlayerTrack_cmdPtr] + cmp r1, 0xBD + bcc _080AE9E6 + strb r1, [r5, o_MusicPlayerTrack_runningStatus] +_080AE9E6: + cmp r1, 0xCF + bcc _080AE9FC + mov r0, r8 + ldr r3, [r0, o_SoundInfo_plynote] + adds r0, r1, 0 + subs r0, 0xCF + adds r1, r7, 0 + adds r2, r5, 0 + bl call_r3_2 + b _080AEA28 +_080AE9FC: + cmp r1, 0xB0 + bls _080AEA1E + adds r0, r1, 0 + subs r0, 0xB1 + strb r0, [r7, o_MusicPlayerInfo_cmd] + mov r3, r8 + ldr r3, [r3, o_SoundInfo_MPlayJumpTable] + lsls r0, 2 + ldr r3, [r3, r0] + adds r0, r7, 0 + adds r1, r5, 0 + bl call_r3_2 + ldrb r0, [r5, o_MusicPlayerTrack_flags] + cmp r0, 0 + beq _080AEA84 + b _080AEA28 +_080AEA1E: + ldr r0, lt_gClockTable + subs r1, 0x80 + adds r1, r0 + ldrb r0, [r1] + strb r0, [r5, o_MusicPlayerTrack_wait] +_080AEA28: + ldrb r0, [r5, o_MusicPlayerTrack_wait] + cmp r0, 0 + beq _080AE9D0 + subs r0, 0x1 + strb r0, [r5, o_MusicPlayerTrack_wait] + ldrb r1, [r5, o_MusicPlayerTrack_lfoSpeed] + cmp r1, 0 + beq _080AEA84 + ldrb r0, [r5, o_MusicPlayerTrack_mod] + cmp r0, 0 + beq _080AEA84 + ldrb r0, [r5, o_MusicPlayerTrack_lfoDelayC] + cmp r0, 0 + beq _080AEA4A + subs r0, 0x1 + strb r0, [r5, o_MusicPlayerTrack_lfoDelayC] + b _080AEA84 +_080AEA4A: + ldrb r0, [r5, o_MusicPlayerTrack_lfoSpeedC] + adds r0, r1 + strb r0, [r5, o_MusicPlayerTrack_lfoSpeedC] + adds r1, r0, 0 + subs r0, 0x40 + lsls r0, 24 + bpl _080AEA5E + lsls r2, r1, 24 + asrs r2, 24 + b _080AEA62 +_080AEA5E: + movs r0, 0x80 + subs r2, r0, r1 +_080AEA62: + ldrb r0, [r5, o_MusicPlayerTrack_mod] + muls r0, r2 + asrs r2, r0, 6 + ldrb r0, [r5, o_MusicPlayerTrack_modM] + eors r0, r2 + lsls r0, 24 + beq _080AEA84 + strb r2, [r5, o_MusicPlayerTrack_modM] + ldrb r0, [r5] + ldrb r1, [r5, o_MusicPlayerTrack_modT] + cmp r1, 0 + bne _080AEA7E + movs r1, 0xC + b _080AEA80 +_080AEA7E: + movs r1, 0x3 +_080AEA80: + orrs r0, r1 + strb r0, [r5, o_MusicPlayerTrack_flags] +_080AEA84: + mov r3, r10 + mov r4, r11 +_080AEA88: + subs r6, 0x1 + ble _080AEA94 + movs r0, 0x50 + adds r5, r0 + lsls r3, 1 + b _080AE96C +_080AEA94: + ldr r0, [r7, o_MusicPlayerInfo_clock] + adds r0, 0x1 + str r0, [r7, o_MusicPlayerInfo_clock] + cmp r4, 0 + bne _080AEAA6 + movs r0, 0x80 + lsls r0, 24 + str r0, [r7, o_MusicPlayerInfo_status] + b _080AEB5C +_080AEAA6: + str r4, [r7, o_MusicPlayerInfo_status] + ldrh r0, [r7, o_MusicPlayerInfo_tempoC] + subs r0, 0x96 +_080AEAAC: + strh r0, [r7, o_MusicPlayerInfo_tempoC] + cmp r0, 0x96 + bcc _080AEAB4 + b _080AE964 +_080AEAB4: + ldrb r2, [r7, o_MusicPlayerInfo_trackCount] + ldr r5, [r7, o_MusicPlayerInfo_tracks] +_080AEAB8: + ldrb r0, [r5, o_MusicPlayerTrack_flags] + movs r1, 0x80 + tst r1, r0 + beq _080AEB52 + movs r1, 0xF + tst r1, r0 + beq _080AEB52 + mov r9, r2 + adds r0, r7, 0 + adds r1, r5, 0 + bl TrkVolPitSet + ldr r4, [r5, o_MusicPlayerTrack_chan] + cmp r4, 0 + beq _080AEB48 +_080AEAD6: + ldrb r1, [r4, o_SoundChannel_status] + movs r0, 0xC7 + tst r0, r1 + bne _080AEAE6 + adds r0, r4, 0 + bl ClearChain + b _080AEB42 +_080AEAE6: + ldrb r0, [r4, o_SoundChannel_type] + movs r6, 0x7 + ands r6, r0 + ldrb r3, [r5, o_MusicPlayerTrack_flags] + movs r0, 0x3 + tst r0, r3 + beq _080AEB04 + bl ChnVolSetAsm + cmp r6, 0 + beq _080AEB04 + ldrb r0, [r4, o_CgbChannel_mo] + movs r1, 0x1 + orrs r0, r1 + strb r0, [r4, o_CgbChannel_mo] +_080AEB04: + ldrb r3, [r5, o_MusicPlayerTrack_flags] + movs r0, 0xC + tst r0, r3 + beq _080AEB42 + ldrb r1, [r4, o_SoundChannel_ky] + movs r0, 0x8 + ldrsb r0, [r5, r0] + adds r2, r1, r0 + bpl _080AEB18 + movs r2, 0 +_080AEB18: + cmp r6, 0 + beq _080AEB36 + mov r0, r8 + ldr r3, [r0, o_SoundInfo_MidiKeyToCgbFreq] + adds r1, r2, 0 + ldrb r2, [r5, o_MusicPlayerTrack_pitM] + adds r0, r6, 0 + bl call_r3_2 + str r0, [r4, o_CgbChannel_fr] + ldrb r0, [r4, o_CgbChannel_mo] + movs r1, 0x2 + orrs r0, r1 + strb r0, [r4, o_CgbChannel_mo] + b _080AEB42 +_080AEB36: + adds r1, r2, 0 + ldrb r2, [r5, o_MusicPlayerTrack_pitM] + ldr r0, [r4, o_SoundChannel_wav] + bl MidiKeyToFreq + str r0, [r4, o_SoundChannel_freq] +_080AEB42: + ldr r4, [r4, o_SoundChannel_np] + cmp r4, 0 + bne _080AEAD6 +_080AEB48: + ldrb r0, [r5, o_MusicPlayerTrack_flags] + movs r1, 0xF0 + ands r0, r1 + strb r0, [r5, o_MusicPlayerTrack_flags] + mov r2, r9 +_080AEB52: + subs r2, 0x1 + ble _080AEB5C + movs r0, 0x50 + adds r5, r0 + bgt _080AEAB8 +_080AEB5C: + ldr r0, lt2_ID_NUMBER + str r0, [r7, o_MusicPlayerInfo_ident] + pop {r0-r7} + mov r8, r0 + mov r9, r1 + mov r10, r2 + mov r11, r3 + pop {r3} +call_r3_2: + bx r3 + .align 2, 0 + +lt_gClockTable: .word gClockTable +lt2_SOUND_INFO_PTR: .word SOUND_INFO_PTR +lt2_ID_NUMBER: .word ID_NUMBER + thumb_func_end MPlayMain + + thumb_func_start TrackStop +TrackStop: + push {r4-r6,lr} + adds r5, r1, 0 + ldrb r1, [r5, o_MusicPlayerTrack_flags] + movs r0, 0x80 + tst r0, r1 + beq TrackStop_Done + ldr r4, [r5, o_MusicPlayerTrack_chan] + cmp r4, 0 + beq TrackStop_3 + movs r6, 0 +TrackStop_Loop: + ldrb r0, [r4, o_SoundChannel_status] + cmp r0, 0 + beq TrackStop_2 + ldrb r0, [r4, o_SoundChannel_type] + movs r3, 0x7 + ands r0, r3 + beq TrackStop_1 + ldr r3, =SOUND_INFO_PTR + ldr r3, [r3] + ldr r3, [r3, o_SoundInfo_CgbOscOff] + bl call_r3_2 +TrackStop_1: + strb r6, [r4, o_SoundChannel_status] +TrackStop_2: + str r6, [r4, o_SoundChannel_track] + ldr r4, [r4, o_SoundChannel_np] + cmp r4, 0 + bne TrackStop_Loop +TrackStop_3: + str r4, [r5, o_MusicPlayerTrack_chan] +TrackStop_Done: + pop {r4-r6} + pop {r0} + bx r0 + .pool + thumb_func_end TrackStop + + thumb_func_start ChnVolSetAsm +ChnVolSetAsm: + ldrb r1, [r4, 0x12] + movs r0, 0x14 + ldrsb r2, [r4, r0] + movs r3, 0x80 + adds r3, r2 + muls r3, r1 + ldrb r0, [r5, 0x10] + muls r0, r3 + asrs r0, 14 + cmp r0, 0xFF + bls _080AEBD8 + movs r0, 0xFF +_080AEBD8: + strb r0, [r4, 0x2] + movs r3, 0x7F + subs r3, r2 + muls r3, r1 + ldrb r0, [r5, 0x11] + muls r0, r3 + asrs r0, 14 + cmp r0, 0xFF + bls _080AEBEC + movs r0, 0xFF +_080AEBEC: + strb r0, [r4, 0x3] + bx lr + thumb_func_end ChnVolSetAsm + + thumb_func_start ply_note +ply_note: + push {r4-r7,lr} + mov r4, r8 + mov r5, r9 + mov r6, r10 + mov r7, r11 + push {r4-r7} + sub sp, 0x18 + str r1, [sp] + adds r5, r2, 0 + ldr r1, =SOUND_INFO_PTR + ldr r1, [r1] + str r1, [sp, 0x4] + ldr r1, =gClockTable + adds r0, r1 + ldrb r0, [r0] + strb r0, [r5, o_MusicPlayerTrack_gateTime] + ldr r3, [r5, o_MusicPlayerTrack_cmdPtr] + ldrb r0, [r3] + cmp r0, 0x80 + bcs _080AEC36 + strb r0, [r5, o_MusicPlayerTrack_key] + adds r3, 0x1 + ldrb r0, [r3] + cmp r0, 0x80 + bcs _080AEC34 + strb r0, [r5, o_MusicPlayerTrack_velocity] + adds r3, 0x1 + ldrb r0, [r3] + cmp r0, 0x80 + bcs _080AEC34 + ldrb r1, [r5, o_MusicPlayerTrack_gateTime] + adds r1, r0 + strb r1, [r5, o_MusicPlayerTrack_gateTime] + adds r3, 0x1 +_080AEC34: + str r3, [r5, o_MusicPlayerTrack_cmdPtr] +_080AEC36: + movs r0, 0 + str r0, [sp, 0x14] + adds r4, r5, 0 + adds r4, o_MusicPlayerTrack_ToneData_type + ldrb r2, [r4] + movs r0, TONEDATA_TYPE_RHY | TONEDATA_TYPE_SPL + tst r0, r2 + beq _080AEC88 + ldrb r3, [r5, o_MusicPlayerTrack_key] + movs r0, TONEDATA_TYPE_SPL + tst r0, r2 + beq _080AEC56 + ldr r1, [r5, o_MusicPlayerTrack_ToneData_keySplitTable] + adds r1, r3 + ldrb r0, [r1] + b _080AEC58 +_080AEC56: + adds r0, r3, 0 +_080AEC58: + lsls r1, r0, 1 + adds r1, r0 + lsls r1, 2 + ldr r0, [r5, o_MusicPlayerTrack_ToneData_wav] + adds r1, r0 + mov r9, r1 + mov r6, r9 + ldrb r1, [r6] + movs r0, 0xC0 + tst r0, r1 + beq _080AEC70 + b _080AEDD6 +_080AEC70: + movs r0, 0x80 + tst r0, r2 + beq _080AEC8C + ldrb r1, [r6, 0x3] + movs r0, 0x80 + tst r0, r1 + beq _080AEC84 + subs r1, 0xC0 + lsls r1, 1 + str r1, [sp, 0x14] +_080AEC84: + ldrb r3, [r6, 0x1] + b _080AEC8C +_080AEC88: + mov r9, r4 + ldrb r3, [r5, 0x5] +_080AEC8C: + str r3, [sp, 0x8] + ldr r6, [sp] + ldrb r1, [r6, 0x9] + ldrb r0, [r5, 0x1D] + adds r0, r1 + cmp r0, 0xFF + bls _080AEC9C + movs r0, 0xFF +_080AEC9C: + str r0, [sp, 0x10] + mov r6, r9 + ldrb r0, [r6] + movs r6, 0x7 + ands r6, r0 + str r6, [sp, 0xC] + beq _080AECDC + ldr r0, [sp, 0x4] + ldr r4, [r0, 0x1C] + cmp r4, 0 + bne _080AECB4 + b _080AEDD6 +_080AECB4: + subs r6, 0x1 + lsls r0, r6, 6 + adds r4, r0 + ldrb r1, [r4] + movs r0, 0xC7 + tst r0, r1 + beq _080AED30 + movs r0, 0x40 + tst r0, r1 + bne _080AED30 + ldrb r1, [r4, 0x13] + ldr r0, [sp, 0x10] + cmp r1, r0 + bcc _080AED30 + beq _080AECD4 + b _080AEDD6 +_080AECD4: + ldr r0, [r4, 0x2C] + cmp r0, r5 + bcs _080AED30 + b _080AEDD6 +_080AECDC: + ldr r6, [sp, 0x10] + adds r7, r5, 0 + movs r2, 0 + mov r8, r2 + ldr r4, [sp, 0x4] + ldrb r3, [r4, 0x6] + adds r4, 0x50 +_080AECEA: + ldrb r1, [r4] + movs r0, 0xC7 + tst r0, r1 + beq _080AED30 + movs r0, 0x40 + tst r0, r1 + beq _080AED04 + cmp r2, 0 + bne _080AED08 + adds r2, 0x1 + ldrb r6, [r4, 0x13] + ldr r7, [r4, 0x2C] + b _080AED22 +_080AED04: + cmp r2, 0 + bne _080AED24 +_080AED08: + ldrb r0, [r4, 0x13] + cmp r0, r6 + bcs _080AED14 + adds r6, r0, 0 + ldr r7, [r4, 0x2C] + b _080AED22 +_080AED14: + bhi _080AED24 + ldr r0, [r4, 0x2C] + cmp r0, r7 + bls _080AED20 + adds r7, r0, 0 + b _080AED22 +_080AED20: + bcc _080AED24 +_080AED22: + mov r8, r4 +_080AED24: + adds r4, 0x40 + subs r3, 0x1 + bgt _080AECEA + mov r4, r8 + cmp r4, 0 + beq _080AEDD6 +_080AED30: + adds r0, r4, 0 + bl ClearChain + movs r1, 0 + str r1, [r4, 0x30] + ldr r3, [r5, 0x20] + str r3, [r4, 0x34] + cmp r3, 0 + beq _080AED44 + str r4, [r3, 0x30] +_080AED44: + str r4, [r5, 0x20] + str r5, [r4, 0x2C] + ldrb r0, [r5, 0x1B] + strb r0, [r5, 0x1C] + cmp r0, r1 + beq _080AED56 + adds r1, r5, 0 + bl clear_modM +_080AED56: + ldr r0, [sp] + adds r1, r5, 0 + bl TrkVolPitSet + ldr r0, [r5, 0x4] + str r0, [r4, 0x10] + ldr r0, [sp, 0x10] + strb r0, [r4, 0x13] + ldr r0, [sp, 0x8] + strb r0, [r4, 0x8] + ldr r0, [sp, 0x14] + strb r0, [r4, 0x14] + mov r6, r9 + ldrb r0, [r6] + strb r0, [r4, 0x1] + ldr r7, [r6, 0x4] + str r7, [r4, 0x24] + ldr r0, [r6, 0x8] + str r0, [r4, 0x4] + ldrh r0, [r5, 0x1E] + strh r0, [r4, 0xC] + bl ChnVolSetAsm + ldrb r1, [r4, 0x8] + movs r0, 0x8 + ldrsb r0, [r5, r0] + adds r3, r1, r0 + bpl _080AED90 + movs r3, 0 +_080AED90: + ldr r6, [sp, 0xC] + cmp r6, 0 + beq _080AEDBE + mov r6, r9 + ldrb r0, [r6, 0x2] + strb r0, [r4, 0x1E] + ldrb r1, [r6, 0x3] + movs r0, 0x80 + tst r0, r1 + bne _080AEDAA + movs r0, 0x70 + tst r0, r1 + bne _080AEDAC +_080AEDAA: + movs r1, 0x8 +_080AEDAC: + strb r1, [r4, 0x1F] + ldrb r2, [r5, 0x9] + adds r1, r3, 0 + ldr r0, [sp, 0xC] + ldr r3, [sp, 0x4] + ldr r3, [r3, 0x30] + bl call_r3_2 + b _080AEDC8 +_080AEDBE: + ldrb r2, [r5, 0x9] + adds r1, r3, 0 + adds r0, r7, 0 + bl MidiKeyToFreq +_080AEDC8: + str r0, [r4, 0x20] + movs r0, 0x80 + strb r0, [r4] + ldrb r1, [r5] + movs r0, 0xF0 + ands r0, r1 + strb r0, [r5] +_080AEDD6: + add sp, 0x18 + pop {r0-r7} + mov r8, r0 + mov r9, r1 + mov r10, r2 + mov r11, r3 + pop {r0} + bx r0 + .pool + thumb_func_end ply_note + + thumb_func_start ply_endtie +ply_endtie: + push {r4,r5} + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] + ldrb r3, [r2] + cmp r3, 0x80 + bcs _080AEE02 + strb r3, [r1, o_MusicPlayerTrack_key] + adds r2, 0x1 + str r2, [r1, o_MusicPlayerTrack_cmdPtr] + b _080AEE04 +_080AEE02: + ldrb r3, [r1, o_MusicPlayerTrack_key] +_080AEE04: + ldr r1, [r1, o_MusicPlayerTrack_chan] + cmp r1, 0 + beq _080AEE2C + movs r4, 0x83 + movs r5, 0x40 +_080AEE0E: + ldrb r2, [r1, o_SoundChannel_status] + tst r2, r4 + beq _080AEE26 + tst r2, r5 + bne _080AEE26 + ldrb r0, [r1, o_SoundChannel_mk] + cmp r0, r3 + bne _080AEE26 + movs r0, 0x40 + orrs r2, r0 + strb r2, [r1, o_SoundChannel_status] + b _080AEE2C +_080AEE26: + ldr r1, [r1, o_SoundChannel_np] + cmp r1, 0 + bne _080AEE0E +_080AEE2C: + pop {r4,r5} + bx lr + thumb_func_end ply_endtie + + thumb_func_start clear_modM +clear_modM: + movs r2, 0 + strb r2, [r1, o_MusicPlayerTrack_modM] + strb r2, [r1, o_MusicPlayerTrack_lfoSpeedC] + ldrb r2, [r1, o_MusicPlayerTrack_modT] + cmp r2, 0 + bne _080AEE40 + movs r2, 0xC + b _080AEE42 +_080AEE40: + movs r2, 0x3 +_080AEE42: + ldrb r3, [r1, o_MusicPlayerTrack_flags] + orrs r3, r2 + strb r3, [r1, o_MusicPlayerTrack_flags] + bx lr + thumb_func_end clear_modM + + thumb_func_start ld_r3_tp_adr_i_unchecked +ld_r3_tp_adr_i_unchecked: + ldr r2, [r1, 0x40] + adds r3, r2, 0x1 + str r3, [r1, 0x40] + ldrb r3, [r2] + bx lr + thumb_func_end ld_r3_tp_adr_i_unchecked + + thumb_func_start ply_lfos +ply_lfos: + mov r12, lr + bl ld_r3_tp_adr_i_unchecked + strb r3, [r1, o_MusicPlayerTrack_lfoSpeed] + cmp r3, 0 + bne _080AEE68 + bl clear_modM +_080AEE68: + bx r12 + thumb_func_end ply_lfos + + thumb_func_start ply_mod +ply_mod: + mov r12, lr + bl ld_r3_tp_adr_i_unchecked + strb r3, [r1, o_MusicPlayerTrack_mod] + cmp r3, 0 + bne _080AEE7C + bl clear_modM +_080AEE7C: + bx r12 + thumb_func_end ply_mod + + .align 2, 0 @ Don't pad with nop. |