diff options
Diffstat (limited to 'media/libstagefright/codecs/aacenc/src/asm/ARMV5E/PrePostMDCT_v5.s')
-rw-r--r-- | media/libstagefright/codecs/aacenc/src/asm/ARMV5E/PrePostMDCT_v5.s | 260 |
1 files changed, 130 insertions, 130 deletions
diff --git a/media/libstagefright/codecs/aacenc/src/asm/ARMV5E/PrePostMDCT_v5.s b/media/libstagefright/codecs/aacenc/src/asm/ARMV5E/PrePostMDCT_v5.s index d4d3edb..38fe092 100644 --- a/media/libstagefright/codecs/aacenc/src/asm/ARMV5E/PrePostMDCT_v5.s +++ b/media/libstagefright/codecs/aacenc/src/asm/ARMV5E/PrePostMDCT_v5.s @@ -1,131 +1,131 @@ -@/*
-@ ** Copyright 2003-2010, VisualOn, Inc.
-@ **
-@ ** 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.
-@ */
-
-@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
-@ File: PrePostMDCT_v5.s
-@
-@ Content: premdct and postmdct function armv5 assemble
-@
-@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
-
- .section .text
- .global PreMDCT
-
-PreMDCT:
- stmdb sp!, {r4 - r11, lr}
-
- add r9, r0, r1, lsl #2
- sub r3, r9, #8
-
- movs r1, r1, asr #2
- beq PreMDCT_END
-
-PreMDCT_LOOP:
- ldr r8, [r2], #4
- ldr r9, [r2], #4
-
- ldrd r4, [r0]
- ldrd r6, [r3]
-
- smull r14, r11, r4, r8 @ MULHIGH(tr1, cosa)
- smull r10, r12, r7, r8 @ MULHIGH(ti1, cosa)
-
- smull r14, r8, r7, r9 @ MULHIGH(ti1, sina)
- smull r7, r10, r4, r9 @ MULHIGH(tr1, sina)
-
- add r11, r11, r8 @ MULHIGH(cosa, tr1) + MULHIGH(sina, ti1)@
- sub r7, r12, r10 @ MULHIGH(ti1, cosa) - MULHIGH(tr1, sina)
-
- ldr r8, [r2], #4
- ldr r9, [r2], #4
-
- smull r14, r4, r6, r8 @ MULHIGH(tr2, cosa)
- smull r10, r12, r5, r8 @ MULHIGH(ti2, cosa)
-
- smull r14, r8, r5, r9 @ MULHIGH(ti2, sina)
- smull r5, r10, r6, r9 @ MULHIGH(tr2, sina)
-
- add r8, r8, r4
- sub r9, r12, r10
-
- mov r6, r11
-
- strd r6, [r0]
- strd r8, [r3]
-
- subs r1, r1, #1
- sub r3, r3, #8
- add r0, r0, #8
- bne PreMDCT_LOOP
-
-PreMDCT_END:
- ldmia sp!, {r4 - r11, pc}
- @ENDP @ |PreMDCT|
-
- .section .text
- .global PostMDCT
-
-PostMDCT:
- stmdb sp!, {r4 - r11, lr}
-
- add r9, r0, r1, lsl #2
- sub r3, r9, #8
-
- movs r1, r1, asr #2
- beq PostMDCT_END
-
-PostMDCT_LOOP:
- ldr r8, [r2], #4
- ldr r9, [r2], #4
-
- ldrd r4, [r0]
- ldrd r6, [r3]
-
- smull r14, r11, r4, r8 @ MULHIGH(tr1, cosa)
- smull r10, r12, r5, r8 @ MULHIGH(ti1, cosa)
-
- smull r14, r8, r5, r9 @ MULHIGH(ti1, sina)
- smull r5, r10, r4, r9 @ MULHIGH(tr1, sina)
-
- add r4, r11, r8 @ MULHIGH(cosa, tr1) + MULHIGH(sina, ti1)@
- sub r11, r10, r12 @ MULHIGH(ti1, cosa) - MULHIGH(tr1, sina)@
-
- ldr r8, [r2], #4 @
- ldr r9, [r2], #4
-
- smull r14, r5, r6, r8 @ MULHIGH(tr2, cosa)
- smull r10, r12, r7, r8 @ MULHIGH(ti2, cosa)
-
- smull r14, r8, r7, r9 @ MULHIGH(ti2, sina)
- smull r7, r10, r6, r9 @ MULHIGH(tr2, sina)
-
- add r6, r8, r5 @ MULHIGH(cosb, tr2) + MULHIGH(sinb, ti2)@
- sub r5, r10, r12 @ MULHIGH(sinb, tr2) - MULHIGH(cosb, ti2)@
-
- mov r7, r11
-
- strd r4, [r0]
- strd r6, [r3]
-
- subs r1, r1, #1
- sub r3, r3, #8
- add r0, r0, #8
- bne PostMDCT_LOOP
-
-PostMDCT_END:
- ldmia sp!, {r4 - r11, pc}
- @ENDP @ |PostMDCT|
+@/* +@ ** Copyright 2003-2010, VisualOn, Inc. +@ ** +@ ** 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. +@ */ + +@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ +@ File: PrePostMDCT_v5.s +@ +@ Content: premdct and postmdct function armv5 assemble +@ +@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ + + .section .text + .global PreMDCT + +PreMDCT: + stmdb sp!, {r4 - r11, lr} + + add r9, r0, r1, lsl #2 + sub r3, r9, #8 + + movs r1, r1, asr #2 + beq PreMDCT_END + +PreMDCT_LOOP: + ldr r8, [r2], #4 + ldr r9, [r2], #4 + + ldrd r4, [r0] + ldrd r6, [r3] + + smull r14, r11, r4, r8 @ MULHIGH(tr1, cosa) + smull r10, r12, r7, r8 @ MULHIGH(ti1, cosa) + + smull r14, r8, r7, r9 @ MULHIGH(ti1, sina) + smull r7, r10, r4, r9 @ MULHIGH(tr1, sina) + + add r11, r11, r8 @ MULHIGH(cosa, tr1) + MULHIGH(sina, ti1)@ + sub r7, r12, r10 @ MULHIGH(ti1, cosa) - MULHIGH(tr1, sina) + + ldr r8, [r2], #4 + ldr r9, [r2], #4 + + smull r14, r4, r6, r8 @ MULHIGH(tr2, cosa) + smull r10, r12, r5, r8 @ MULHIGH(ti2, cosa) + + smull r14, r8, r5, r9 @ MULHIGH(ti2, sina) + smull r5, r10, r6, r9 @ MULHIGH(tr2, sina) + + add r8, r8, r4 + sub r9, r12, r10 + + mov r6, r11 + + strd r6, [r0] + strd r8, [r3] + + subs r1, r1, #1 + sub r3, r3, #8 + add r0, r0, #8 + bne PreMDCT_LOOP + +PreMDCT_END: + ldmia sp!, {r4 - r11, pc} + @ENDP @ |PreMDCT| + + .section .text + .global PostMDCT + +PostMDCT: + stmdb sp!, {r4 - r11, lr} + + add r9, r0, r1, lsl #2 + sub r3, r9, #8 + + movs r1, r1, asr #2 + beq PostMDCT_END + +PostMDCT_LOOP: + ldr r8, [r2], #4 + ldr r9, [r2], #4 + + ldrd r4, [r0] + ldrd r6, [r3] + + smull r14, r11, r4, r8 @ MULHIGH(tr1, cosa) + smull r10, r12, r5, r8 @ MULHIGH(ti1, cosa) + + smull r14, r8, r5, r9 @ MULHIGH(ti1, sina) + smull r5, r10, r4, r9 @ MULHIGH(tr1, sina) + + add r4, r11, r8 @ MULHIGH(cosa, tr1) + MULHIGH(sina, ti1)@ + sub r11, r10, r12 @ MULHIGH(ti1, cosa) - MULHIGH(tr1, sina)@ + + ldr r8, [r2], #4 @ + ldr r9, [r2], #4 + + smull r14, r5, r6, r8 @ MULHIGH(tr2, cosa) + smull r10, r12, r7, r8 @ MULHIGH(ti2, cosa) + + smull r14, r8, r7, r9 @ MULHIGH(ti2, sina) + smull r7, r10, r6, r9 @ MULHIGH(tr2, sina) + + add r6, r8, r5 @ MULHIGH(cosb, tr2) + MULHIGH(sinb, ti2)@ + sub r5, r10, r12 @ MULHIGH(sinb, tr2) - MULHIGH(cosb, ti2)@ + + mov r7, r11 + + strd r4, [r0] + strd r6, [r3] + + subs r1, r1, #1 + sub r3, r3, #8 + add r0, r0, #8 + bne PostMDCT_LOOP + +PostMDCT_END: + ldmia sp!, {r4 - r11, pc} + @ENDP @ |PostMDCT| .end
\ No newline at end of file |