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Diffstat (limited to 'media/libstagefright/codecs/mp3dec/src/asm/pvmp3_mdct_18_wm.asm')
-rw-r--r--media/libstagefright/codecs/mp3dec/src/asm/pvmp3_mdct_18_wm.asm366
1 files changed, 366 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/mp3dec/src/asm/pvmp3_mdct_18_wm.asm b/media/libstagefright/codecs/mp3dec/src/asm/pvmp3_mdct_18_wm.asm
new file mode 100644
index 0000000..5be75d4
--- /dev/null
+++ b/media/libstagefright/codecs/mp3dec/src/asm/pvmp3_mdct_18_wm.asm
@@ -0,0 +1,366 @@
+; ------------------------------------------------------------------
+; 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_18.s
+;
+;------------------------------------------------------------------------------
+; REVISION HISTORY
+;
+;
+; Who: Date: MM/DD/YYYY
+; Description:
+;
+;------------------------------------------------------------------------------
+
+ EXPORT |pvmp3_mdct_18|
+
+ IMPORT pvmp3_dct_9
+
+
+;------------------------------------------------------------------------------
+
+ AREA |.text|, CODE, READONLY, ALIGN=2
+
+
+;------------------------------------------------------------------------------
+
+|pvmp3_mdct_18| PROC
+ stmfd sp!,{r4-r10,lr}
+ mov r7,r2
+ ldr r2,table
+ mov r6,r1
+ add r3,r2,#0x24
+ add r12,r3,#0x44
+ add r1,r0,#0x44
+ mov r5,r0
+
+; for ( i=9; i!=0; i--)
+; {
+
+ mov r4,#9
+Loop_1
+
+; tmp = *(pt_vec);
+; tmp1 = *(pt_vec_o);
+
+ ldr lr,[r0] ;; tmp == lr
+ ldr r8,[r3],#4 ;; tmp1 == r8
+
+; tmp = fxp_mul32_Q32( tmp<<1, *(pt_cos++ ));
+; tmp1 = fxp_mul32_Q27( tmp1, *(pt_cos_x--));
+
+ mov lr,lr,lsl #1
+ smull r10,lr,r8,lr
+ ldr r8,[r12],#-4
+ ldr r9,[r1]
+ subs r4,r4,#1
+ smull r9,r10,r8,r9
+ mov r8,r9,lsr #27
+ add r8,r8,r10,lsl #5
+
+; *(pt_vec++) = tmp + tmp1 ;
+; *(pt_vec_o--) = fxp_mul32_Q28( (tmp - tmp1), *(pt_cos_split++));
+
+ add r9,lr,r8
+ sub r8,lr,r8
+ ldr lr,[r2],#4
+ str r9,[r0],#4
+ smull r8,r9,lr,r8
+ mov lr,r8,lsr #28
+ add lr,lr,r9,lsl #4
+ str lr,[r1],#-4
+ bne Loop_1
+
+; }
+
+ mov r0,r5 ;; r0 = vec
+ bl pvmp3_dct_9
+ add r0,r5,#0x24 ;; r0 = &vec[9]
+ bl pvmp3_dct_9
+
+ ldr r0,[r5,#0x20]
+ ldr r2,[r5,#0x40]
+ str r0,[r5,#0x40]
+ ldr r0,[r5,#0x1c]
+ ldr r3,[r5,#0x38]
+ str r0,[r5,#0x38]
+ ldr r1,[r5,#0x18]
+ ldr r0,[r5,#0x30]
+ str r1,[r5,#0x30]
+ ldr r12,[r5,#0x14]
+ ldr r1,[r5,#0x28]
+ str r12,[r5,#0x28]
+ ldr r12,[r5,#0x10]
+ str r12,[r5,#0x20]
+ ldr r12,[r5,#0xc]
+ str r12,[r5,#0x18]
+ ldr r12,[r5,#8]
+ str r12,[r5,#0x10]
+ ldr r12,[r5,#4]
+ str r12,[r5,#8]
+ ldr r12,[r5,#0x24]
+ sub r12,r12,r1
+ str r12,[r5,#4]
+ ldr r12,[r5,#0x2c]
+ sub r1,r12,r1
+ str r1,[r5,#0xc]
+ sub r1,r12,r0
+ str r1,[r5,#0x14]
+ ldr r1,[r5,#0x34]
+ sub r0,r1,r0
+ str r0,[r5,#0x1c]
+ sub r0,r1,r3
+ str r0,[r5,#0x24]
+ ldr r1,[r5,#0x3c]
+ sub r3,r1,r3
+ sub r1,r1,r2
+ str r1,[r5,#0x34]
+ str r3,[r5,#0x2c]
+ ldr r1,[r5,#0x44]
+ sub r1,r1,r2
+ str r1,[r5,#0x3c]
+ ldr r12,[r5,#0]
+
+Loop_2
+ add r1,r5,r4,lsl #2
+ ldr r2,[r1,#0x28]
+ ldr r3,[r6,r4,lsl #2]
+ add r0,r0,r2
+ str r0,[r1,#0x28]
+ ldr lr,[r7,r4,lsl #2]
+ ldr r1,[r1,#4]
+ smlal r0,r3,lr,r0
+ mov r0,r2
+ add r2,r12,r1
+ rsb r2,r2,#0
+ str r3,[r5,r4,lsl #2]
+ str r2,[r6,r4,lsl #2]
+ add r4,r4,#1
+ cmp r4,#6
+ mov r12,r1
+
+ blt Loop_2
+
+ ldr r1,[r5,#0x40]
+ ldr r2,[r6,#0x18]
+ add r3,r0,r1
+ str r3,[r5,#0x40]
+ ldr lr,[r7,r4,lsl #2]
+ mov r3,r3,lsl #1
+ ldr r0,[r5,#0x1c]
+ smlal r3,r2,lr,r3
+ add r3,r12,r0
+ str r2,[r5,#0x18]
+ ldr r2,[r6,#0x1c]
+ rsb r3,r3,#0
+ str r3,[r6,#0x18]
+ ldr r3,[r5,#0x20]
+ add r0,r3,r0
+ rsb r0,r0,#0
+ str r0,[r6,#0x1c]
+ ldr r3,[r5,#0x44]
+ ldr r0,[r6,#0x20]
+ add r3,r3,r1
+ mov r1,r2
+ ldr r10,[r7,#0x1c]
+ mov r2,r3,lsl #1
+ smlal r12,r1,r10,r2
+ str r1,[r5,#0x1c]
+ ldr r1,[r5,#0x20]
+ ldr r3,[r5,#0x24]
+ add r1,r1,r3
+ rsb r1,r1,#0
+ str r1,[r6,#0x20]
+ ldr r1,[r5,#0x44]
+ ldr r3,[r7,#0x20]
+ mov r1,r1,lsl #1
+ smlal r12,r0,r3,r1
+ ldr lr,[r7,#0x24]
+ ldr r3,[r6,#0x24]
+ str r0,[r5,#0x20]
+ smlal r1,r3,lr,r1
+ ldr r0,[r6,#0x40]
+ ldr r12,[r6,#0x44]
+ str r3,[r5,#0x24]
+ ldr r1,[r5,#0x28]
+ ldr r3,[r7,#0x44]
+ mov r1,r1,lsl #1
+ smlal r1,r12,r3,r1
+ ldr r1,[r5,#0x40]
+ str r12,[r5,#0x44]
+ rsb r8,r1,#0
+ str r8,[r5,#0x28]
+ ldr r1,[r5,#0x2c]
+ ldr r3,[r7,#0x40]
+ mov r1,r1,lsl #1
+ smlal r1,r0,r3,r1
+ str r0,[r5,#0x40]
+ ldr r0,[r5,#0x3c]
+ ldr r1,[r6,#0x38]
+ ldr r3,[r6,#0x3c]
+ rsb r9,r0,#0
+ str r9,[r5,#0x2c]
+ ldr r0,[r5,#0x30]
+ ldr r12,[r7,#0x3c]
+ mov r0,r0,lsl #1
+ smlal r0,r3,r12,r0
+ str r3,[r5,#0x3c]
+ ldr r0,[r5,#0x38]
+ rsb r0,r0,#0
+ str r0,[r5,#0x30]
+ ldr r3,[r5,#0x34]
+ ldr r12,[r7,#0x38]
+ mov r3,r3,lsl #1
+ smlal r3,r1,r12,r3
+ mov r0,r0,lsl #1
+ str r1,[r5,#0x38]
+ ldr r4,[r7,#0x34]
+ ldr r1,[r6,#0x34]
+ ldr r3,[r6,#0x30]
+ smlal r0,r1,r4,r0
+ ldr r12,[r6,#0x2c]
+ ldr lr,[r6,#0x28]
+ str r1,[r5,#0x34]
+ ldr r1,[r7,#0x30]
+ mov r0,r9,lsl #1
+ smlal r0,r3,r1,r0
+ mov r0,r8,lsl #1
+ ldr r1,[r7,#0x2c]
+ str r3,[r5,#0x30]
+ smlal r0,r12,r1,r0
+ ldr r0,[r7,#0x28]
+ str r12,[r5,#0x2c]
+ smlal r2,lr,r0,r2
+ str lr,[r5,#0x28]
+ ldr r1,[r6,#4]
+ ldr r12,[r7,#0x48]
+ mov r2,r1,lsl #1
+ ldr r1,[r6,#0x20]
+ ldr r0,[r6]
+ mov r1,r1,lsl #1
+ smull r4,lr,r12,r1
+ ldr r3,[r6,#0x1c]
+ str lr,[r6]
+ ldr r12,[r7,#0x4c]
+ mov r3,r3,lsl #1
+ smull r4,lr,r12,r3
+ mov r0,r0,lsl #1
+ ldr r12,[r7,#0x64]
+ str lr,[r6,#4]
+ smull r4,lr,r12,r2
+ ldr r12,[r7,#0x68]
+ str lr,[r6,#0x1c]
+ smull r4,lr,r12,r0
+ ldr r12,[r7,#0x6c]
+ str lr,[r6,#0x20]
+ smull lr,r0,r12,r0
+ ldr r12,[r7,#0x70]
+ str r0,[r6,#0x24]
+ smull r0,r2,r12,r2
+ ldr r0,[r7,#0x88]
+ str r2,[r6,#0x28]
+ smull r3,r2,r0,r3
+ ldr r0,[r7,#0x8c]
+ str r2,[r6,#0x40]
+ smull r2,r1,r0,r1
+ str r1,[r6,#0x44]
+ ldr r0,[r6,#0x18]
+ ldr lr,[r7,#0x50]
+ mov r1,r0,lsl #1
+ ldr r0,[r6,#0x14]
+ smull r5,r4,lr,r1
+ ldr r12,[r6,#0x10]
+ mov r3,r0,lsl #1
+ ldr r0,[r6,#0xc]
+ mov r12,r12,lsl #1
+ mov r2,r0,lsl #1
+ ldr r0,[r6,#8]
+ str r4,[r6,#8]
+ ldr lr,[r7,#0x54]
+ mov r0,r0,lsl #1
+ smull r5,r4,lr,r3
+ ldr lr,[r7,#0x58]
+ str r4,[r6,#0xc]
+ smull r5,r4,lr,r12
+ ldr lr,[r7,#0x5c]
+ str r4,[r6,#0x10]
+ smull r5,r4,lr,r2
+ ldr lr,[r7,#0x60]
+ str r4,[r6,#0x14]
+ smull r5,r4,lr,r0
+ ldr lr,[r7,#0x74]
+ str r4,[r6,#0x18]
+ smull r4,r0,lr,r0
+ ldr lr,[r7,#0x78]
+ str r0,[r6,#0x2c]
+ smull r0,r2,lr,r2
+ ldr r0,[r7,#0x7c]
+ str r2,[r6,#0x30]
+ smull r12,r2,r0,r12
+ ldr r0,[r7,#0x80]
+ str r2,[r6,#0x34]
+ smull r3,r2,r0,r3
+ ldr r0,[r7,#0x84]
+ str r2,[r6,#0x38]
+ smull r2,r1,r0,r1
+ str r1,[r6,#0x3c]
+ ldmfd sp!,{r4-r10,pc}
+table
+ DCD cosTerms_dct18
+ ENDP
+
+;------------------------------------------------------------------------------
+
+ AREA |.constdata|, DATA, READONLY, ALIGN=2
+
+;------------------------------------------------------------------------------
+
+cosTerms_dct18
+ DCD 0x0807d2b0
+ DCD 0x08483ee0
+ DCD 0x08d3b7d0
+ DCD 0x09c42570
+ DCD 0x0b504f30
+ DCD 0x0df29440
+ DCD 0x12edfb20
+ DCD 0x1ee8dd40
+ DCD 0x5bca2a00
+cosTerms_1_ov_cos_phi
+ DCD 0x400f9c00
+ DCD 0x408d6080
+ DCD 0x418dcb80
+ DCD 0x431b1a00
+ DCD 0x4545ea00
+ DCD 0x48270680
+ DCD 0x4be25480
+ DCD 0x50ab9480
+ DCD 0x56ce4d80
+ DCD 0x05ebb630
+ DCD 0x06921a98
+ DCD 0x0771d3a8
+ DCD 0x08a9a830
+ DCD 0x0a73d750
+ DCD 0x0d4d5260
+ DCD 0x127b1ca0
+ DCD 0x1ea52b40
+ DCD 0x5bb3cc80
+
+
+
+ END
generated by cgit v1.1 at 2024-06-08 10:46:11 +0000