diff options
Diffstat (limited to 'arm7/asm/SND_exChannel.s')
| -rw-r--r-- | arm7/asm/SND_exChannel.s | 645 |
1 files changed, 645 insertions, 0 deletions
diff --git a/arm7/asm/SND_exChannel.s b/arm7/asm/SND_exChannel.s new file mode 100644 index 00000000..b1ac819b --- /dev/null +++ b/arm7/asm/SND_exChannel.s @@ -0,0 +1,645 @@ + .include "asm/macros.inc" + .include "global.inc" + + .text + + arm_func_start SND_FreeExChannel +SND_FreeExChannel: ; 0x037FCB80 + cmp r0, #0 + movne r1, #0 + strne r1, [r0, #72] ; 0x48 + strne r1, [r0, #76] ; 0x4c + bx lr + + arm_func_start SND_AllocExChannel +SND_AllocExChannel: ; 0x037FCB94 + stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} + sub sp, sp, #4 + mov sl, r0 + mov r9, r1 + mov fp, r3 + ldr r0, _037FCCBC ; =_03807F48 + ldr r0, [r0] + mvn r0, r0 + and sl, sl, r0 + cmp r2, #0 + ldreq r0, _037FCCC0 ; =_03807F44 + ldreq r0, [r0] + mvneq r0, r0 + andeq sl, sl, r0 + mov r8, #0 + mov r7, r8 + mov r5, #1 + mov r4, #84 ; 0x54 +_037FCBDC: + ldr r0, _037FCCC4 ; =_03807298 + ldrb r1, [r0, r7] + mov r0, r5, lsl r1 + ands r0, sl, r0 + beq _037FCC34 + ldr r0, _037FCCC8 ; =SNDi_Work + mla r6, r1, r4, r0 + cmp r8, #0 + moveq r8, r6 + beq _037FCC34 + ldrb r1, [r8, #34] ; 0x22 + ldrb r0, [r6, #34] ; 0x22 + cmp r0, r1 + bhi _037FCC34 + cmp r0, r1 + bne _037FCC30 + mov r0, r8 + mov r1, r6 + bl FUN_037FC63C + cmp r0, #0 + bge _037FCC34 +_037FCC30: + mov r8, r6 +_037FCC34: + add r7, r7, #1 + cmp r7, #16 + blt _037FCBDC + cmp r8, #0 + moveq r0, #0 + beq _037FCCB0 + ldrb r0, [r8, #34] ; 0x22 + cmp r9, r0 + movlt r0, #0 + blt _037FCCB0 + ldr r3, [r8, #72] ; 0x48 + cmp r3, #0 + beq _037FCC7C + mov r0, r8 + mov r1, #0 + ldr r2, [r8, #76] ; 0x4c + mov lr, pc + bx r3 +_037FCC7C: + ldrb r0, [r8, #3] + bic r0, r0, #248 ; 0xf8 + orr r0, r0, #16 + strb r0, [r8, #3] + ldrb r0, [r8, #3] + bic r0, r0, #1 + strb r0, [r8, #3] + mov r0, r8 + mov r1, fp + ldr r2, [sp, #40] ; 0x28 + mov r3, r9 + bl FUN_037FC6E8 + mov r0, r8 +_037FCCB0: + add sp, sp, #4 + ldmia sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} + bx lr +_037FCCBC: .word _03807F48 +_037FCCC0: .word _03807F44 +_037FCCC4: .word _03807298 +_037FCCC8: .word SNDi_Work + + arm_func_start SND_IsExChannelActive +SND_IsExChannelActive: ; 0x037FCCCC + ldrb r0, [r0, #3] + mov r0, r0, lsl #31 + mov r0, r0, lsr #31 + bx lr + + arm_func_start SND_ReleaseExChannel +SND_ReleaseExChannel: ; 0x037FCCDC + mov r1, #3 + strb r1, [r0, #2] + bx lr + + arm_func_start SND_SetExChannelRelease +SND_SetExChannelRelease: ; 0x037FCCE8 + stmdb sp!, {r4, lr} + mov r4, r0 + mov r0, r1 + bl FUN_037FC794 + strh r0, [r4, #32] + ldmia sp!, {r4, lr} + bx lr + + arm_func_start SND_SetExChannelSustain +SND_SetExChannelSustain: ; 0x037FCD04 + strb r1, [r0, #29] + bx lr + + arm_func_start SND_SetExChannelDecay +SND_SetExChannelDecay: ; 0x037FCD0C + stmdb sp!, {r4, lr} + mov r4, r0 + mov r0, r1 + bl FUN_037FC794 + strh r0, [r4, #30] + ldmia sp!, {r4, lr} + bx lr + + arm_func_start SND_SetExChannelAttack +SND_SetExChannelAttack: ; 0x037FCD28 + cmp r1, #109 ; 0x6d + rsblt r1, r1, #255 ; 0xff + strltb r1, [r0, #28] + rsbge r2, r1, #127 ; 0x7f + ldrge r1, _037FCD48 ; =_038072A8 + ldrgeb r1, [r1, r2] + strgeb r1, [r0, #28] + bx lr +_037FCD48: .word _038072A8 + + arm_func_start SND_UpdateExChannelEnvelope +SND_UpdateExChannelEnvelope: ; 0x037FCD4C + cmp r1, #0 + beq _037FCDF0 + ldrb r1, [r0, #2] + cmp r1, #3 + addls pc, pc, r1, lsl #2 + b _037FCDF0 + b _037FCD74 + b _037FCDA4 + b _037FCDF0 + b _037FCDE0 +_037FCD74: + ldr r1, [r0, #16] + rsb r2, r1, #0 + ldrb r1, [r0, #28] + mul r1, r2, r1 + mov r1, r1, asr #8 + rsb r1, r1, #0 + str r1, [r0, #16] + ldr r1, [r0, #16] + cmp r1, #0 + moveq r1, #1 + streqb r1, [r0, #2] + b _037FCDF0 +_037FCDA4: + ldrb r1, [r0, #29] + mov r2, r1, lsl #1 + ldr r1, _037FCDFC ; =SNDi_DecibelSquareTable + ldrsh r1, [r1, r2] + mov r3, r1, lsl #7 + ldr r2, [r0, #16] + ldrh r1, [r0, #30] + sub r1, r2, r1 + str r1, [r0, #16] + ldr r1, [r0, #16] + cmp r1, r3 + strle r3, [r0, #16] + movle r1, #2 + strleb r1, [r0, #2] + b _037FCDF0 +_037FCDE0: + ldr r2, [r0, #16] + ldrh r1, [r0, #32] + sub r1, r2, r1 + str r1, [r0, #16] +_037FCDF0: + ldr r0, [r0, #16] + mov r0, r0, asr #7 + bx lr +_037FCDFC: .word SNDi_DecibelSquareTable + + arm_func_start SND_StartExChannelNoise +SND_StartExChannelNoise: ; 0x037FCE00 + stmfd sp!, {lr} + sub sp, sp, #4 + ldrb r2, [r0] + cmp r2, #14 + movcc r0, #0 + bcc _037FCE3C + cmp r2, #15 + movhi r0, #0 + bhi _037FCE3C + mov r2, #2 + strb r2, [r0, #1] + ldr r2, _037FCE48 ; =0x00001F46 + strh r2, [r0, #60] ; 0x3c + bl FUN_037FC69C + mov r0, #1 +_037FCE3C: + add sp, sp, #4 + ldmia sp!, {lr} + bx lr +_037FCE48: .word 0x00001F46 + + arm_func_start SND_StartExChannelPsg +SND_StartExChannelPsg: ; 0x037FCE4C + stmfd sp!, {lr} + sub sp, sp, #4 + ldrb r3, [r0] + cmp r3, #8 + movcc r0, #0 + bcc _037FCE90 + cmp r3, #13 + movhi r0, #0 + bhi _037FCE90 + mov r3, #1 + strb r3, [r0, #1] + str r1, [r0, #68] ; 0x44 + ldr r1, _037FCE9C ; =0x00001F46 + strh r1, [r0, #60] ; 0x3c + mov r1, r2 + bl FUN_037FC69C + mov r0, #1 +_037FCE90: + add sp, sp, #4 + ldmia sp!, {lr} + bx lr +_037FCE9C: .word 0x00001F46 + + arm_func_start SND_StartExChannelPcm +SND_StartExChannelPcm: ; 0x037FCEA0 + stmdb sp!, {r4, lr} + mov r4, r0 + mov lr, r2 + mov r0, #0 + strb r0, [r4, #1] + add ip, r4, #56 ; 0x38 + ldmia r1, {r0, r1, r2} + stmia ip, {r0, r1, r2} + str lr, [r4, #68] ; 0x44 + mov r0, r4 + mov r1, r3 + bl FUN_037FC69C + mov r0, #1 + ldmia sp!, {r4, lr} + bx lr + + arm_func_start SND_ExChannelMain +SND_ExChannelMain: ; 0x037FCEDC + stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} + sub sp, sp, #28 + mov r6, r0 + mov r4, #0 + mov fp, r4 + mov r7, #1 + str r4, [sp, #8] + mov r0, #127 ; 0x7f + str r0, [sp, #20] + str r4, [sp, #16] + str r4, [sp, #12] + str r4, [sp, #4] + str r4, [sp] +_037FCF10: + ldr r8, [sp] + mov sl, r8 + mov r9, r8 + mov r1, #84 ; 0x54 + ldr r0, _037FD1E4 ; =SNDi_Work + mla r5, r4, r1, r0 + ldrb r1, [r5, #3] + mov r0, r1, lsl #31 + movs r0, r0, lsr #31 + beq _037FD1CC + mov r0, r1, lsl #30 + movs r0, r0, lsr #31 + beq _037FCF74 + bic r0, r1, #248 ; 0xf8 + mov r1, r1, lsl #24 + mov r1, r1, lsr #27 + orr r1, r1, #1 + and r1, r1, #255 ; 0xff + and r1, r1, #31 + orr r0, r0, r1, lsl #3 + strb r0, [r5, #3] + ldrb r0, [r5, #3] + bic r0, r0, #2 + strb r0, [r5, #3] + b _037FCFC0 +_037FCF74: + mov r0, r4 + bl SND_IsChannelActive + cmp r0, #0 + bne _037FCFC0 + ldr r3, [r5, #72] ; 0x48 + cmp r3, #0 + streqb fp, [r5, #34] ; 0x22 + beq _037FCFA8 + mov r0, r5 + mov r1, r7 + ldr r2, [r5, #76] ; 0x4c + mov lr, pc + bx r3 +_037FCFA8: + ldr r0, [sp, #4] + strh r0, [r5, #36] ; 0x24 + ldrb r0, [r5, #3] + bic r0, r0, #1 + strb r0, [r5, #3] + b _037FD1CC +_037FCFC0: + ldrb r0, [r5, #9] + mov r1, r0, lsl #1 + ldr r0, _037FD1E8 ; =SNDi_DecibelSquareTable + ldrsh r0, [r0, r1] + add r8, r8, r0 + ldrb r1, [r5, #8] + ldrb r0, [r5, #5] + sub r0, r1, r0 + add sl, sl, r0, lsl #6 + mov r0, r5 + mov r1, r6 + bl SND_UpdateExChannelEnvelope + add r8, r8, r0 + mov r0, r5 + mov r1, r6 + bl FUN_037FC5CC + add r2, sl, r0 + ldrsh r0, [r5, #12] + add r1, r8, r0 + ldrsh r0, [r5, #6] + add r8, r1, r0 + ldrsh r0, [r5, #14] + add sl, r2, r0 + mov r0, r5 + mov r1, r6 + bl FUN_037FC530 + ldrb r1, [r5, #40] ; 0x28 + cmp r1, #0 + beq _037FD05C + cmp r1, #1 + beq _037FD048 + cmp r1, #2 + addeq r9, r9, r0 + b _037FD060 +_037FD048: + mov r1, #32768 ; 0x8000 + rsb r1, r1, #0 + cmp r8, r1 + addgt r8, r8, r0 + b _037FD060 +_037FD05C: + add sl, sl, r0 +_037FD060: + ldrsb r0, [r5, #10] + add r9, r9, r0 + ldrb r0, [r5, #4] + cmp r0, #127 ; 0x7f + mulne r0, r9, r0 + addne r0, r0, #64 ; 0x40 + movne r9, r0, asr #7 + ldrsb r0, [r5, #11] + add r9, r9, r0 + ldrb r0, [r5, #2] + cmp r0, #3 + bne _037FD0EC + ldr r0, _037FD1EC ; =0xFFFFFD2D + cmp r8, r0 + bgt _037FD0EC + ldrb r0, [r5, #3] + bic r0, r0, #248 ; 0xf8 + orr r0, r0, #16 + strb r0, [r5, #3] + ldr r3, [r5, #72] ; 0x48 + cmp r3, #0 + ldreq r0, [sp, #8] + streqb r0, [r5, #34] ; 0x22 + beq _037FD0D4 + mov r0, r5 + mov r1, r7 + ldr r2, [r5, #76] ; 0x4c + mov lr, pc + bx r3 +_037FD0D4: + ldr r0, [sp, #12] + strh r0, [r5, #36] ; 0x24 + ldrb r0, [r5, #3] + bic r0, r0, #1 + strb r0, [r5, #3] + b _037FD1CC +_037FD0EC: + mov r0, r8 + bl SND_CalcChannelVolume + mov r8, r0 + ldrh r0, [r5, #60] ; 0x3c + mov r1, sl + bl SND_CalcTimer + ldrb r1, [r5, #1] + cmp r1, #1 + ldreq r1, _037FD1F0 ; =0x0000FFFC + andeq r0, r0, r1 + moveq r0, r0, lsl #16 + moveq r0, r0, lsr #16 + adds r9, r9, #64 ; 0x40 + ldrmi r9, [sp, #16] + bmi _037FD130 + cmp r9, #127 ; 0x7f + ldrgt r9, [sp, #20] +_037FD130: + ldrh r1, [r5, #36] ; 0x24 + cmp r8, r1 + beq _037FD164 + strh r8, [r5, #36] ; 0x24 + ldrb r2, [r5, #3] + bic r1, r2, #248 ; 0xf8 + mov r2, r2, lsl #24 + mov r2, r2, lsr #27 + orr r2, r2, #8 + and r2, r2, #255 ; 0xff + and r2, r2, #31 + orr r1, r1, r2, lsl #3 + strb r1, [r5, #3] +_037FD164: + ldrh r1, [r5, #38] ; 0x26 + cmp r0, r1 + beq _037FD198 + strh r0, [r5, #38] ; 0x26 + ldrb r0, [r5, #3] + bic r1, r0, #248 ; 0xf8 + mov r0, r0, lsl #24 + mov r0, r0, lsr #27 + orr r0, r0, #4 + and r0, r0, #255 ; 0xff + and r0, r0, #31 + orr r0, r1, r0, lsl #3 + strb r0, [r5, #3] +_037FD198: + ldrb r0, [r5, #35] ; 0x23 + cmp r9, r0 + beq _037FD1CC + strb r9, [r5, #35] ; 0x23 + ldrb r0, [r5, #3] + bic r1, r0, #248 ; 0xf8 + mov r0, r0, lsl #24 + mov r0, r0, lsr #27 + orr r0, r0, #16 + and r0, r0, #255 ; 0xff + and r0, r0, #31 + orr r0, r1, r0, lsl #3 + strb r0, [r5, #3] +_037FD1CC: + add r4, r4, #1 + cmp r4, #16 + blt _037FCF10 + add sp, sp, #28 + ldmia sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} + bx lr +_037FD1E4: .word SNDi_Work +_037FD1E8: .word SNDi_DecibelSquareTable +_037FD1EC: .word 0xFFFFFD2D +_037FD1F0: .word 0x0000FFFC + + arm_func_start SND_UpdateExChannel +SND_UpdateExChannel: ; 0x037FD1F4 + stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, lr} + sub sp, sp, #24 + mov r8, #0 + mov r4, #2 + mov r5, #1 + mov r6, r8 + ldr r7, _037FD3DC ; =SNDi_Work + mov sl, #84 ; 0x54 +_037FD214: + mla r9, r8, sl, r7 + ldrb r0, [r9, #3] + mov r0, r0, lsl #24 + movs r0, r0, lsr #27 + beq _037FD374 + ands r0, r0, #2 + beq _037FD23C + mov r0, r8 + mov r1, r6 + bl SND_StopChannel +_037FD23C: + ldrb r0, [r9, #3] + mov r0, r0, lsl #24 + mov r1, r0, lsr #27 + ands r0, r1, #1 + beq _037FD318 + ldrb r0, [r9, #1] + cmp r0, #0 + beq _037FD270 + cmp r0, #1 + beq _037FD2C8 + cmp r0, #2 + beq _037FD2F4 + b _037FD374 +_037FD270: + ldrb r0, [r9, #57] ; 0x39 + cmp r0, #0 + movne r3, r5 + moveq r3, r4 + ldrh r1, [r9, #36] ; 0x24 + ldrh r0, [r9, #62] ; 0x3e + str r0, [sp] + ldr r0, [r9, #64] ; 0x40 + str r0, [sp, #4] + and r0, r1, #255 ; 0xff + str r0, [sp, #8] + mov r0, r1, asr #8 + str r0, [sp, #12] + ldrh r0, [r9, #38] ; 0x26 + str r0, [sp, #16] + ldrb r0, [r9, #35] ; 0x23 + str r0, [sp, #20] + mov r0, r8 + ldr r1, [r9, #68] ; 0x44 + ldrb r2, [r9, #56] ; 0x38 + bl SND_SetupChannelPcm + b _037FD374 +_037FD2C8: + ldrh r3, [r9, #36] ; 0x24 + ldrh r0, [r9, #38] ; 0x26 + str r0, [sp] + ldrb r0, [r9, #35] ; 0x23 + str r0, [sp, #4] + mov r0, r8 + ldr r1, [r9, #68] ; 0x44 + and r2, r3, #255 ; 0xff + mov r3, r3, asr #8 + bl SND_SetupChannelPsg + b _037FD374 +_037FD2F4: + ldrh r2, [r9, #36] ; 0x24 + ldrb r0, [r9, #35] ; 0x23 + str r0, [sp] + mov r0, r8 + and r1, r2, #255 ; 0xff + mov r2, r2, asr #8 + ldrh r3, [r9, #38] ; 0x26 + bl SND_SetupChannelNoise + b _037FD374 +_037FD318: + ands r0, r1, #4 + beq _037FD32C + mov r0, r8 + ldrh r1, [r9, #38] ; 0x26 + bl SND_SetChannelTimer +_037FD32C: + ldrb r0, [r9, #3] + mov r0, r0, lsl #24 + mov r0, r0, lsr #27 + ands r0, r0, #8 + beq _037FD354 + ldrh r2, [r9, #36] ; 0x24 + mov r0, r8 + and r1, r2, #255 ; 0xff + mov r2, r2, asr #8 + bl SND_SetChannelVolume +_037FD354: + ldrb r0, [r9, #3] + mov r0, r0, lsl #24 + mov r0, r0, lsr #27 + ands r0, r0, #16 + beq _037FD374 + mov r0, r8 + ldrb r1, [r9, #35] ; 0x23 + bl SND_SetChannelPan +_037FD374: + add r8, r8, #1 + cmp r8, #16 + blt _037FD214 + mov r5, #0 + ldr r3, _037FD3DC ; =SNDi_Work + mov r1, #84 ; 0x54 +_037FD38C: + mla r4, r5, r1, r3 + ldrb r0, [r4, #3] + mov r0, r0, lsl #24 + movs r0, r0, lsr #27 + beq _037FD3C4 + ands r0, r0, #1 + movne r0, r5, lsl #4 + addne r0, r0, #67108864 ; 0x4000000 + ldrneb r2, [r0, #1027] ; 0x403 + orrne r2, r2, #128 ; 0x80 + strneb r2, [r0, #1027] ; 0x403 + ldrb r0, [r4, #3] + bic r0, r0, #248 ; 0xf8 + strb r0, [r4, #3] +_037FD3C4: + add r5, r5, #1 + cmp r5, #16 + blt _037FD38C + add sp, sp, #24 + ldmia sp!, {r4, r5, r6, r7, r8, r9, sl, lr} + bx lr +_037FD3DC: .word SNDi_Work + + arm_func_start SND_ExChannelInit +SND_ExChannelInit: ; 0x037FD3E0 + mov ip, #0 + ldr r2, _037FD434 ; =SNDi_Work + mov r0, #84 ; 0x54 +_037FD3EC: + mul r1, ip, r0 + add r3, r2, r1 + strb ip, [r2, r1] + ldrb r1, [r3, #3] + bic r1, r1, #248 ; 0xf8 + strb r1, [r3, #3] + ldrb r1, [r3, #3] + bic r1, r1, #1 + strb r1, [r3, #3] + add ip, ip, #1 + cmp ip, #16 + blt _037FD3EC + mov r1, #0 + ldr r0, _037FD438 ; =_03807F48 + str r1, [r0] + ldr r0, _037FD43C ; =_03807F44 + str r1, [r0] + bx lr +_037FD434: .word SNDi_Work +_037FD438: .word _03807F48 +_037FD43C: .word _03807F44 |