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-rw-r--r--media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/cor_h_vec_opt.s302
1 files changed, 151 insertions, 151 deletions
diff --git a/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/cor_h_vec_opt.s b/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/cor_h_vec_opt.s
index 441b984..8f32733 100644
--- a/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/cor_h_vec_opt.s
+++ b/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/cor_h_vec_opt.s
@@ -1,151 +1,151 @@
-@/*
-@ ** 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.
-@ */
-@static void cor_h_vec_012(
-@ Word16 h[], /* (i) scaled impulse response */
-@ Word16 vec[], /* (i) scaled vector (/8) to correlate with h[] */
-@ Word16 track, /* (i) track to use */
-@ Word16 sign[], /* (i) sign vector */
-@ Word16 rrixix[][NB_POS], /* (i) correlation of h[x] with h[x] */
-@ Word16 cor_1[], /* (o) result of correlation (NB_POS elements) */
-@ Word16 cor_2[] /* (o) result of correlation (NB_POS elements) */
-@)
-@r0 ---- h[]
-@r1 ---- vec[]
-@r2 ---- track
-@r3 ---- sign[]
-@r4 ---- rrixix[][NB_POS]
-@r5 ---- cor_1[]
-@r6 ---- cor_2[]
-
-
- .section .text
- .global cor_h_vec_012_asm
-
-cor_h_vec_012_asm:
-
- STMFD r13!, {r4 - r12, r14}
- LDR r4, [r13, #40] @load rrixix[][NB_POS]
- ADD r7, r4, r2, LSL #5 @r7 --- p0 = rrixix[track]
- MOV r4, #0 @i=0
-
- @r0 --- h[], r1 --- vec[], r2 --- pos
- @r3 --- sign[], r4 --- i, r7 --- p0
-LOOPi:
- MOV r5, #0 @L_sum1 = 0
- MOV r6, #0 @L_sum2 = 0
- ADD r9, r1, r2, LSL #1 @p2 = &vec[pos]
- MOV r10, r0 @p1 = h
- RSB r11, r2, #62 @j=62-pos
-
-LOOPj1:
- LDRSH r12, [r10], #2
- LDRSH r8, [r9], #2
- LDRSH r14, [r9]
- SUBS r11, r11, #1
- MLA r5, r12, r8, r5
- MLA r6, r12, r14, r6
- BGE LOOPj1
-
- LDRSH r12, [r10], #2 @*p1++
- MOV r6, r6, LSL #2 @L_sum2 = (L_sum2 << 2)
- MLA r5, r12, r14, r5
- MOV r14, #0x8000
- MOV r5, r5, LSL #2 @L_sum1 = (L_sum1 << 2)
- ADD r10, r6, r14
- ADD r9, r5, r14
- MOV r5, r9, ASR #16
- MOV r6, r10, ASR #16
- ADD r9, r3, r2, LSL #1 @address of sign[pos]
- ADD r8, r7, #32
- LDRSH r10, [r9], #2 @sign[pos]
- LDRSH r11, [r9] @sign[pos + 1]
- MUL r12, r5, r10
- MUL r14, r6, r11
- MOV r5, r12, ASR #15
- MOV r6, r14, ASR #15
- LDR r9, [r13, #44]
- LDR r12, [r13, #48]
- LDRSH r10, [r7], #2 @*p0++
- LDRSH r11, [r8] @*p3++
- ADD r9, r9, r4, LSL #1
- ADD r12, r12, r4, LSL #1
- ADD r5, r5, r10
- ADD r6, r6, r11
- STRH r5, [r9]
- STRH r6, [r12]
-
- ADD r2, r2, #4
-
- MOV r5, #0 @L_sum1 = 0
- MOV r6, #0 @L_sum2 = 0
- ADD r9, r1, r2, LSL #1 @p2 = &vec[pos]
- MOV r10, r0 @p1 = h
- RSB r11, r2, #62 @j=62-pos
- ADD r4, r4, #1 @i++
-
-LOOPj2:
- LDRSH r12, [r10], #2
- LDRSH r8, [r9], #2
- LDRSH r14, [r9]
- SUBS r11, r11, #1
- MLA r5, r12, r8, r5
- MLA r6, r12, r14, r6
- BGE LOOPj2
-
- LDRSH r12, [r10], #2 @*p1++
- MOV r6, r6, LSL #2 @L_sum2 = (L_sum2 << 2)
- MLA r5, r12, r14, r5
- MOV r14, #0x8000
- MOV r5, r5, LSL #2 @L_sum1 = (L_sum1 << 2)
- ADD r10, r6, r14
- ADD r9, r5, r14
-
- MOV r5, r9, ASR #16
- MOV r6, r10, ASR #16
- ADD r9, r3, r2, LSL #1 @address of sign[pos]
- ADD r8, r7, #32
- LDRSH r10, [r9], #2 @sign[pos]
- LDRSH r11, [r9] @sign[pos + 1]
- MUL r12, r5, r10
- MUL r14, r6, r11
- MOV r5, r12, ASR #15
- MOV r6, r14, ASR #15
- LDR r9, [r13, #44]
- LDR r12, [r13, #48]
- LDRSH r10, [r7], #2 @*p0++
- LDRSH r11, [r8] @*p3++
- ADD r9, r9, r4, LSL #1
- ADD r12, r12, r4, LSL #1
- ADD r5, r5, r10
- ADD r6, r6, r11
- STRH r5, [r9]
- STRH r6, [r12]
- ADD r4, r4, #1 @i+1
- ADD r2, r2, #4 @pos += STEP
- CMP r4, #16
-
- BLT LOOPi
-
-the_end:
- LDMFD r13!, {r4 - r12, r15}
-
- @ENDFUNC
- .END
-
-
-
-
-
+@/*
+@ ** 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.
+@ */
+@static void cor_h_vec_012(
+@ Word16 h[], /* (i) scaled impulse response */
+@ Word16 vec[], /* (i) scaled vector (/8) to correlate with h[] */
+@ Word16 track, /* (i) track to use */
+@ Word16 sign[], /* (i) sign vector */
+@ Word16 rrixix[][NB_POS], /* (i) correlation of h[x] with h[x] */
+@ Word16 cor_1[], /* (o) result of correlation (NB_POS elements) */
+@ Word16 cor_2[] /* (o) result of correlation (NB_POS elements) */
+@)
+@r0 ---- h[]
+@r1 ---- vec[]
+@r2 ---- track
+@r3 ---- sign[]
+@r4 ---- rrixix[][NB_POS]
+@r5 ---- cor_1[]
+@r6 ---- cor_2[]
+
+
+ .section .text
+ .global cor_h_vec_012_asm
+
+cor_h_vec_012_asm:
+
+ STMFD r13!, {r4 - r12, r14}
+ LDR r4, [r13, #40] @load rrixix[][NB_POS]
+ ADD r7, r4, r2, LSL #5 @r7 --- p0 = rrixix[track]
+ MOV r4, #0 @i=0
+
+ @r0 --- h[], r1 --- vec[], r2 --- pos
+ @r3 --- sign[], r4 --- i, r7 --- p0
+LOOPi:
+ MOV r5, #0 @L_sum1 = 0
+ MOV r6, #0 @L_sum2 = 0
+ ADD r9, r1, r2, LSL #1 @p2 = &vec[pos]
+ MOV r10, r0 @p1 = h
+ RSB r11, r2, #62 @j=62-pos
+
+LOOPj1:
+ LDRSH r12, [r10], #2
+ LDRSH r8, [r9], #2
+ LDRSH r14, [r9]
+ SUBS r11, r11, #1
+ MLA r5, r12, r8, r5
+ MLA r6, r12, r14, r6
+ BGE LOOPj1
+
+ LDRSH r12, [r10], #2 @*p1++
+ MOV r6, r6, LSL #2 @L_sum2 = (L_sum2 << 2)
+ MLA r5, r12, r14, r5
+ MOV r14, #0x8000
+ MOV r5, r5, LSL #2 @L_sum1 = (L_sum1 << 2)
+ ADD r10, r6, r14
+ ADD r9, r5, r14
+ MOV r5, r9, ASR #16
+ MOV r6, r10, ASR #16
+ ADD r9, r3, r2, LSL #1 @address of sign[pos]
+ ADD r8, r7, #32
+ LDRSH r10, [r9], #2 @sign[pos]
+ LDRSH r11, [r9] @sign[pos + 1]
+ MUL r12, r5, r10
+ MUL r14, r6, r11
+ MOV r5, r12, ASR #15
+ MOV r6, r14, ASR #15
+ LDR r9, [r13, #44]
+ LDR r12, [r13, #48]
+ LDRSH r10, [r7], #2 @*p0++
+ LDRSH r11, [r8] @*p3++
+ ADD r9, r9, r4, LSL #1
+ ADD r12, r12, r4, LSL #1
+ ADD r5, r5, r10
+ ADD r6, r6, r11
+ STRH r5, [r9]
+ STRH r6, [r12]
+
+ ADD r2, r2, #4
+
+ MOV r5, #0 @L_sum1 = 0
+ MOV r6, #0 @L_sum2 = 0
+ ADD r9, r1, r2, LSL #1 @p2 = &vec[pos]
+ MOV r10, r0 @p1 = h
+ RSB r11, r2, #62 @j=62-pos
+ ADD r4, r4, #1 @i++
+
+LOOPj2:
+ LDRSH r12, [r10], #2
+ LDRSH r8, [r9], #2
+ LDRSH r14, [r9]
+ SUBS r11, r11, #1
+ MLA r5, r12, r8, r5
+ MLA r6, r12, r14, r6
+ BGE LOOPj2
+
+ LDRSH r12, [r10], #2 @*p1++
+ MOV r6, r6, LSL #2 @L_sum2 = (L_sum2 << 2)
+ MLA r5, r12, r14, r5
+ MOV r14, #0x8000
+ MOV r5, r5, LSL #2 @L_sum1 = (L_sum1 << 2)
+ ADD r10, r6, r14
+ ADD r9, r5, r14
+
+ MOV r5, r9, ASR #16
+ MOV r6, r10, ASR #16
+ ADD r9, r3, r2, LSL #1 @address of sign[pos]
+ ADD r8, r7, #32
+ LDRSH r10, [r9], #2 @sign[pos]
+ LDRSH r11, [r9] @sign[pos + 1]
+ MUL r12, r5, r10
+ MUL r14, r6, r11
+ MOV r5, r12, ASR #15
+ MOV r6, r14, ASR #15
+ LDR r9, [r13, #44]
+ LDR r12, [r13, #48]
+ LDRSH r10, [r7], #2 @*p0++
+ LDRSH r11, [r8] @*p3++
+ ADD r9, r9, r4, LSL #1
+ ADD r12, r12, r4, LSL #1
+ ADD r5, r5, r10
+ ADD r6, r6, r11
+ STRH r5, [r9]
+ STRH r6, [r12]
+ ADD r4, r4, #1 @i+1
+ ADD r2, r2, #4 @pos += STEP
+ CMP r4, #16
+
+ BLT LOOPi
+
+the_end:
+ LDMFD r13!, {r4 - r12, r15}
+
+ @ENDFUNC
+ .END
+
+
+
+
+
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