diff options
Diffstat (limited to 'media/libstagefright/codecs/mp3dec/src/asm/pvmp3_dct_16_gcc.s')
| -rw-r--r-- | media/libstagefright/codecs/mp3dec/src/asm/pvmp3_dct_16_gcc.s | 474 |
1 files changed, 474 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/mp3dec/src/asm/pvmp3_dct_16_gcc.s b/media/libstagefright/codecs/mp3dec/src/asm/pvmp3_dct_16_gcc.s new file mode 100644 index 0000000..f83732b --- /dev/null +++ b/media/libstagefright/codecs/mp3dec/src/asm/pvmp3_dct_16_gcc.s @@ -0,0 +1,474 @@ +@ ------------------------------------------------------------------ +@ Copyright (C) 1998-2009 PacketVideo +@ +@ Licensed under the Apache License, Version 2.0 (the "License"); +@ you may not use this file except in compliance with the License. +@ You may obtain a copy of the License at +@ +@ http://www.apache.org/licenses/LICENSE-2.0 +@ +@ Unless required by applicable law or agreed to in writing, software +@ distributed under the License is distributed on an "AS IS" BASIS, +@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either +@ express or implied. +@ See the License for the specific language governing permissions +@ and limitations under the License. +@ ------------------------------------------------------------------- + +@ +@ +@ Filename: pvmp3_dct_16_gcc.s +@ +@ +@------------------------------------------------------------------------------ +@ REVISION HISTORY +@ +@ +@ Who: Date: MM/DD/YYYY +@ Description: +@ +@------------------------------------------------------------------------------ + +.arm + +.align 4 + +.text + +.extern pvmp3_dct_16 +.extern pvmp3_merge_in_place_N32 +.extern pvmp3_split + + + +@------------------------------------------------------------------------------ + +.global pvmp3_dct_16 + +pvmp3_dct_16: + stmfd sp!,{r0,r1,r4-r11,lr} + ldr r1,[r0] + ldr r3,[r0,#0x3c] + ldr r12,constant1 + sub r2,r1,r3 + smull lr,r2,r12,r2 + sub sp,sp,#0x1c + str r2,[sp,#0x14] + ldr r2,[r0,#0x1c] + ldr r12,[r0,#0x20] + add r1,r1,r3 + sub r3,r2,r12 + ldr lr,constant2 + mov r3,r3,lsl #3 + smull r4,r3,lr,r3 + ldr r6,constant5 + str r3,[sp] + add r3,r2,r12 + sub r2,r1,r3 + ldr r12,constant3 + add r3,r1,r3 + smull lr,r2,r12,r2 + ldr r12,[r0,#0x38] + ldr r1,[r0,#4] + ldr lr,constant4 + sub r4,r1,r12 + add r1,r1,r12 + ldr r12,[r0,#0x18] + smull r4,r5,lr,r4 + ldr lr,[r0,#0x24] + ldr r10,constant10 + sub r4,r12,lr + mov r4,r4,lsl #1 + smull r7,r4,r6,r4 + add r12,r12,lr + add r7,r1,r12 + sub r12,r1,r12 + ldr r1,constant6 + str r4,[sp,#4] + smull r12,r4,r1,r12 + ldr r1,[r0,#8] + ldr r12,[r0,#0x34] + ldr r6,constant7 + sub lr,r1,r12 + smull r8,lr,r6,lr + add r1,r1,r12 + str lr,[sp,#0x10] + ldr r12,[r0,#0x14] + ldr lr,[r0,#0x28] + ldr r8,constant8 + sub r6,r12,lr + mov r6,r6,lsl #1 + smull r9,r6,r8,r6 + add r12,r12,lr + ldr r9,constant9 + add r8,r1,r12 + sub r12,r1,r12 + smull r12,lr,r9,r12 + ldr r12,[r0,#0x30] + ldr r1,[r0,#0xc] + sub r9,r1,r12 + smull r11,r9,r10,r9 + add r12,r1,r12 + str r9,[sp,#0xc] + ldr r9,[r0,#0x10] + ldr r10,constant11 + str r9,[sp,#0x18] + ldr r1,[r0,#0x2c] + sub r9,r9,r1 + smull r11,r9,r10,r9 + ldr r10,constant12 + str r9,[sp,#8] + ldr r9,[sp,#0x18] + ldr r11,constant14 + add r9,r9,r1 + add r1,r12,r9 + sub r12,r12,r9 + mov r12,r12,lsl #2 + smull r9,r12,r10,r12 + ldr r10,constant13 + add r9,r3,r1 + sub r1,r3,r1 + smull r1,r3,r10,r1 + sub r1,r7,r8 + mov r1,r1,lsl #1 + smull r1,r10,r11,r1 + add r1,r7,r8 + add r8,r9,r1 + sub r7,r9,r1 + mov r8,r8,asr #1 + ldr r1,constant15 + str r8,[r0] + smull r7,r8,r1,r7 + sub r7,r3,r10 + str r8,[r0,#0x20] + mov r7,r7,lsl #1 + smull r8,r7,r1,r7 + add r3,r3,r10 + add r3,r3,r7 + str r3,[r0,#0x10] + sub r3,r2,r12 + str r7,[r0,#0x30] + add r2,r2,r12 + ldr r7,constant13 + sub r12,r4,lr + mov r3,r3,lsl #1 + smull r8,r3,r7,r3 + add lr,r4,lr + sub r4,r2,lr + mov r12,r12,lsl #2 + smull r7,r12,r11,r12 + add lr,lr,r2 + sub r2,r3,r12 + mov r2,r2,lsl #1 + smull r7,r2,r1,r2 + mov r4,r4,lsl #1 + add r12,r12,r2 + add r3,r12,r3 + smull r7,r4,r1,r4 + add r12,r3,lr + add r3,r3,r4 + str r3,[r0,#0x18] + add r3,r2,r4 + str r2,[r0,#0x38] + str r3,[r0,#0x28] + str r12,[r0,#8] + ldr r2,[sp,#0x14] + ldr r3,[sp,#0] + ldr lr,[sp,#4] + sub r2,r2,r3 + ldr r3,constant3 + mov r2,r2,lsl #1 + smull r12,r2,r3,r2 + ldr r3,[sp,#0x14] + ldr r12,[sp,#0] + ldr r4,constant6 + add r12,r3,r12 + ldr r3,[sp,#4] + sub lr,r5,lr + mov lr,lr,lsl #1 + add r3,r5,r3 + smull r5,lr,r4,lr + ldr r4,[sp,#0x10] + ldr r5,[sp,#0x10] + add r4,r4,r6 + sub r5,r5,r6 + ldr r6,constant9 + mov r5,r5,lsl #1 + smull r7,r5,r6,r5 + ldr r6,[sp,#8] + ldr r9,[sp,#0xc] + ldr r10,constant12 + sub r6,r9,r6 + mov r6,r6,lsl #3 + smull r7,r6,r10,r6 + ldr r8,[sp,#0x20] + ldr r7,[sp,#8] + cmp r8,#0 + add r7,r9,r7 + + bne no_flag_proc + rsb r12,r12,#0 + rsb r2,r2,#0 + rsb r3,r3,#0 + rsb lr,lr,#0 + rsb r4,r4,#0 + rsb r5,r5,#0 + rsb r7,r7,#0 + rsb r6,r6,#0 +no_flag_proc: + + sub r8,r2,r6 + add r2,r6,r2 + sub r6,r12,r7 + ldr r9,constant13 + add r12,r12,r7 + sub r7,r3,r4 + mov r6,r6,lsl #1 + mov r8,r8,lsl #1 + smull r10,r8,r9,r8 + add r3,r3,r4 + smull r10,r6,r9,r6 + sub r4,lr,r5 + mov r7,r7,lsl #2 + smull r9,r7,r11,r7 + add lr,lr,r5 + sub r5,r6,r7 + add r6,r6,r7 + sub r7,r12,r3 + add r3,r12,r3 + sub r12,r2,lr + mov r4,r4,lsl #2 + smull r9,r4,r11,r4 + add lr,r2,lr + sub r2,r8,r4 + mov r2,r2,lsl #1 + mov r5,r5,lsl #1 + mov r12,r12,lsl #1 + mov r7,r7,lsl #1 + smull r9,r5,r1,r5 + smull r9,r2,r1,r2 + add r6,r6,r5 + smull r9,r7,r1,r7 + smull r9,r12,r1,r12 + add r1,r4,r2 + add r1,r1,r8 + add lr,lr,r1 + add r3,r3,lr + str r3,[r0,#4] + add r3,r6,lr + str r3,[r0,#0xc] + add r1,r1,r12 + add r3,r6,r1 + add r1,r7,r1 + str r1,[r0,#0x1c] + str r3,[r0,#0x14] + add r1,r12,r2 + add r3,r7,r1 + add r1,r5,r1 + str r1,[r0,#0x2c] + str r3,[r0,#0x24]! + add r1,r5,r2 + str r1,[r0,#0x10] + str r2,[r0,#0x18] + add sp,sp,#0x24 + ldmfd sp!,{r4-r11,pc} + + + +@------------------------------------------------------------------------------ + +.global pvmp3_merge_in_place_N32 + + + +pvmp3_merge_in_place_N32: + stmfd sp!,{r4,lr} + ldr r1,[r0,#0x1c] + ldr r2,[r0,#0x38] + str r1,[r0,#0x38] + ldr r1,[r0,#0x18] + ldr r3,[r0,#0x30] + str r1,[r0,#0x30] + ldr r12,[r0,#0x14] + ldr r1,[r0,#0x28] + str r12,[r0,#0x28] + ldr r12,[r0,#0x10] + ldr lr,[r0,#0x20] + str r12,[r0,#0x20] + ldr r12,[r0,#0xc] + str r12,[r0,#0x18] + ldr r12,[r0,#8] + str r12,[r0,#0x10] + ldr r12,[r0,#4] + str r12,[r0,#8] + ldr r4,[r0,#0x40] + ldr r12,[r0,#0x44] + add r4,r4,r12 + str r4,[r0,#4] + str lr,[r0,#0x40] + ldr lr,[r0,#0x48] + add r12,lr,r12 + str r12,[r0,#0xc] + ldr r12,[r0,#0x4c] + add lr,r12,lr + str lr,[r0,#0x14] + ldr lr,[r0,#0x24] + str lr,[r0,#0x48] + ldr lr,[r0,#0x50] + add r12,lr,r12 + str r12,[r0,#0x1c] + ldr r12,[r0,#0x54] + str r1,[r0,#0x50] + add lr,r12,lr + str lr,[r0,#0x24] + ldr r1,[r0,#0x58] + ldr r4,[r0,#0x2c] + ldr lr,[r0,#0x34] + add r12,r1,r12 + str r12,[r0,#0x2c] + ldr r12,[r0,#0x5c] + add r1,r12,r1 + str r1,[r0,#0x34] + str r4,[r0,#0x58] + ldr r1,[r0,#0x60] + ldr r4,[r0,#0x3c] + add r12,r1,r12 + str r12,[r0,#0x3c] + ldr r12,[r0,#0x64] + add r1,r12,r1 + str r1,[r0,#0x44] + ldr r1,[r0,#0x68] + add r12,r1,r12 + str r12,[r0,#0x4c] + ldr r12,[r0,#0x6c] + add r1,r12,r1 + str r1,[r0,#0x54] + ldr r1,[r0,#0x70] + str r3,[r0,#0x60] + add r12,r1,r12 + str r12,[r0,#0x5c] + ldr r3,[r0,#0x74] + add r1,r3,r1 + str r1,[r0,#0x64] + str lr,[r0,#0x68] + ldr r1,[r0,#0x78] + str r2,[r0,#0x70] + add r3,r1,r3 + str r3,[r0,#0x6c] + ldr r2,[r0,#0x7c] + add r1,r1,r2 + str r1,[r0,#0x74] + str r4,[r0,#0x78] + ldmfd sp!,{r4,pc} + + +@------------------------------------------------------------------------------ + +.global pvmp3_split + + +pvmp3_split: + stmfd sp!,{r4,r5,lr} + ldr r2,constant16 + sub r1,r0,#4 + mov r3,#3 +loop1: + ldr r12,[r0] + ldr lr,[r1] + ldr r4,[r2],#-4 + add r5,lr,r12 + sub r12,lr,r12 + smull r12,lr,r4,r12 + str r5,[r1],#-4 + mov r12,r12,lsr #27 + add r12,r12,lr,lsl #5 + str r12,[r0],#4 + ldr r12,[r0] + ldr lr,[r1] + ldr r4,[r2],#-4 + add r5,lr,r12 + sub r12,lr,r12 + smull r12,lr,r4,r12 + str r5,[r1],#-4 + mov r12,r12,lsr #27 + add r12,r12,lr,lsl #5 + str r12,[r0],#4 + subs r3,r3,#1 + bne loop1 + mov r3,#5 +loop2: + ldr r12,[r0] + ldr lr,[r1] + ldr r4,[r2],#-4 + add r5,lr,r12 + sub r12,lr,r12 + mov r12,r12,lsl #1 + smull lr,r12,r4,r12 + str r5,[r1],#-4 + str r12,[r0],#4 + ldr r12,[r0] + ldr lr,[r1] + ldr r4,[r2],#-4 + add r5,lr,r12 + sub r12,lr,r12 + mov r12,r12,lsl #1 + smull lr,r12,r4,r12 + str r5,[r1],#-4 + str r12,[r0],#4 + subs r3,r3,#1 + bne loop2 + ldmfd sp!,{r4,r5,pc} +constant1: + .word 0x404f4680 +constant2: + .word 0x519e4e00 +constant3: + .word 0x4140fb80 +constant4: + .word 0x42e13c00 +constant5: + .word 0x6e3c9300 +constant6: + .word 0x4cf8de80 +constant7: + .word 0x48919f80 +constant8: + .word 0x43e22480 +constant9: + .word 0x73326b80 +constant10: + .word 0x52cb0e80 +constant11: + .word 0x64e24000 +constant12: + .word 0x52036780 +constant13: + .word 0x4545ea00 +constant14: + .word 0x539eba80 +constant15: + .word 0x5a827980 +constant16: + .word CosTable_dct32 + 60 + + + +CosTable_dct32: + .word 0x4013c280 + .word 0x40b34580 + .word 0x41fa2d80 + .word 0x43f93400 + .word 0x46cc1c00 + .word 0x4a9d9d00 + .word 0x4fae3700 + .word 0x56601e80 + .word 0x5f4cf700 + .word 0x6b6fcf00 + .word 0x07c7d1d8 + .word 0x095b0350 + .word 0x0bdf91b0 + .word 0x107655e0 + .word 0x1b42c840 + .word 0x51852300 + + |