diff options
Diffstat (limited to 'media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/Filt_6k_7k_opt.s')
| -rw-r--r-- | media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/Filt_6k_7k_opt.s | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/Filt_6k_7k_opt.s b/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/Filt_6k_7k_opt.s index 1ce2a85..856ada8 100644 --- a/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/Filt_6k_7k_opt.s +++ b/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/Filt_6k_7k_opt.s @@ -23,7 +23,7 @@ @****************************************************************** @ r0 --- signal[] @ r1 --- lg -@ r2 --- mem[] +@ r2 --- mem[] .section .text .global Filt_6k_7k_asm @@ -32,7 +32,7 @@ Filt_6k_7k_asm: - STMFD r13!, {r4 - r12, r14} + STMFD r13!, {r4 - r12, r14} SUB r13, r13, #240 @ x[L_SUBFR16k + (L_FIR - 1)] MOV r8, r0 @ copy signal[] address MOV r4, r1 @ copy lg address @@ -43,9 +43,9 @@ Filt_6k_7k_asm: MOV r2, #30 @ L_FIR - 1 BL voAWB_Copy @ memcpy(x, mem, (L_FIR - 1)<<1) - LDR r10, Lable1 @ get fir_7k address + LDR r10, Lable1 @ get fir_7k address - MOV r14, #0 + MOV r14, #0 MOV r3, r8 @ change myMemCopy to Copy, due to Copy will change r3 content ADD r6, r13, #60 @ get x[L_FIR - 1] address MOV r7, r3 @ get signal[i] @@ -76,14 +76,14 @@ LOOP1: STRH r12, [r6], #2 ADD r14, r14, #8 CMP r14, #80 - BLT LOOP1 + BLT LOOP1 STR r5, [sp, #-4] @ PUSH r5 to stack @ not use registers: r4, r10, r12, r14, r5 - MOV r4, r13 - MOV r5, #0 @ i = 0 + MOV r4, r13 + MOV r5, #0 @ i = 0 LOOP2: LDR r0, [r10] @@ -111,13 +111,13 @@ LOOP2: LDRSH r8, [r4, #10] @ load x[i+5] LDRSH r9, [r4, #50] @ load x[i+25] SMLABT r14, r1, r0, r14 @ (x[i+3] + x[i+27]) * fir_7k[3] - ADD r8, r8, r9 @ x[i+5] + x[i+25] - + ADD r8, r8, r9 @ x[i+5] + x[i+25] + LDR r0, [r10, #8] LDRSH r1, [r4, #12] @ x[i+6] LDRSH r2, [r4, #48] @ x[i+24] SMLABB r14, r6, r0, r14 @ (x[i+4] + x[i+26]) * fir_7k[4] - LDRSH r6, [r4, #14] @ x[i+7] + LDRSH r6, [r4, #14] @ x[i+7] LDRSH r7, [r4, #46] @ x[i+23] SMLABT r14, r8, r0, r14 @ (x[i+5] + x[i+25]) * fir_7k[5] LDR r0, [r10, #12] @@ -125,8 +125,8 @@ LOOP2: ADD r6, r6, r7 @ (x[i+7] + x[i+23]) SMLABB r14, r1, r0, r14 @ (x[i+6] + x[i+24]) * fir_7k[6] LDRSH r8, [r4, #16] @ x[i+8] - LDRSH r9, [r4, #44] @ x[i+22] - SMLABT r14, r6, r0, r14 @ (x[i+7] + x[i+23]) * fir_7k[7] + LDRSH r9, [r4, #44] @ x[i+22] + SMLABT r14, r6, r0, r14 @ (x[i+7] + x[i+23]) * fir_7k[7] LDR r0, [r10, #16] LDRSH r1, [r4, #18] @ x[i+9] LDRSH r2, [r4, #42] @ x[i+21] @@ -144,7 +144,7 @@ LOOP2: LDRSH r2, [r4, #36] @ x[i+18] SMLABB r14, r6, r0, r14 @ (x[i+10] + x[i+20]) * fir_7k[10] LDRSH r6, [r4, #26] @ x[i+13] - ADD r8, r8, r9 @ (x[i+11] + x[i+19]) + ADD r8, r8, r9 @ (x[i+11] + x[i+19]) LDRSH r7, [r4, #34] @ x[i+17] SMLABT r14, r8, r0, r14 @ (x[i+11] + x[i+19]) * fir_7k[11] LDR r0, [r10, #24] @@ -152,31 +152,31 @@ LOOP2: LDRSH r8, [r4, #28] @ x[i+14] SMLABB r14, r1, r0, r14 @ (x[i+12] + x[i+18]) * fir_7k[12] ADD r6, r6, r7 @ (x[i+13] + x[i+17]) - LDRSH r9, [r4, #32] @ x[i+16] + LDRSH r9, [r4, #32] @ x[i+16] SMLABT r14, r6, r0, r14 @ (x[i+13] + x[i+17]) * fir_7k[13] - LDR r0, [r10, #28] + LDR r0, [r10, #28] ADD r8, r8, r9 @ (x[i+14] + x[i+16]) LDRSH r1, [r4, #30] @ x[i+15] SMLABB r14, r8, r0, r14 @ (x[i+14] + x[i+16]) * fir_7k[14] - SMLABT r14, r1, r0, r14 @ x[i+15] * fir_7k[15] + SMLABT r14, r1, r0, r14 @ x[i+15] * fir_7k[15] ADD r5, r5, #1 ADD r14, r14, #0x4000 - ADD r4, r4, #2 + ADD r4, r4, #2 MOV r1, r14, ASR #15 CMP r5, #80 STRH r1, [r3], #2 @signal[i] = (L_tmp + 0x4000) >> 15 - BLT LOOP2 - + BLT LOOP2 + LDR r1, [sp, #-4] @mem address ADD r0, r13, #160 @x + lg MOV r2, #30 BL voAWB_Copy - + Filt_6k_7k_end: - ADD r13, r13, #240 - LDMFD r13!, {r4 - r12, r15} - + ADD r13, r13, #240 + LDMFD r13!, {r4 - r12, r15} + Lable1: .word fir_6k_7k @ENDFUNC |