diff options
Diffstat (limited to 'media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/convolve_opt.s')
| -rw-r--r-- | media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/convolve_opt.s | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/convolve_opt.s b/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/convolve_opt.s index 0228bda..71bb532 100644 --- a/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/convolve_opt.s +++ b/media/libstagefright/codecs/amrwbenc/src/asm/ARMV5E/convolve_opt.s @@ -27,24 +27,24 @@ @ r3 --- L .section .text - .global Convolve_asm + .global Convolve_asm Convolve_asm: - STMFD r13!, {r4 - r12, r14} + STMFD r13!, {r4 - r12, r14} MOV r3, #0 @ n MOV r11, #0x8000 - -LOOP: + +LOOP: ADD r4, r1, r3, LSL #1 @ tmpH address ADD r5, r3, #1 @ i = n + 1 MOV r6, r0 @ tmpX = x LDRSH r9, [r6], #2 @ *tmpX++ LDRSH r10, [r4], #-2 @ *tmpH-- SUB r5, r5, #1 - MUL r8, r9, r10 + MUL r8, r9, r10 -LOOP1: +LOOP1: CMP r5, #0 BLE L1 LDRSH r9, [r6], #2 @ *tmpX++ @@ -58,12 +58,12 @@ LOOP1: LDRSH r12, [r6], #2 @ *tmpX++ LDRSH r14, [r4], #-2 @ *tmpH-- MLA r8, r9, r10, r8 - SUBS r5, r5, #4 + SUBS r5, r5, #4 MLA r8, r12, r14, r8 - - B LOOP1 -L1: + B LOOP1 + +L1: ADD r5, r11, r8, LSL #1 MOV r5, r5, LSR #16 @extract_h(s) @@ -75,14 +75,14 @@ L1: ADD r5, r3, #1 MOV r6, r0 LDRSH r9, [r6], #2 @ *tmpX++ - LDRSH r10, [r4], #-2 + LDRSH r10, [r4], #-2 LDRSH r12, [r6], #2 LDRSH r14, [r4], #-2 MUL r8, r9, r10 SUB r5, r5, #2 MLA r8, r12, r14, r8 - + LOOP2: CMP r5, #0 BLE L2 @@ -97,14 +97,14 @@ LOOP2: LDRSH r12, [r6], #2 @ *tmpX++ LDRSH r14, [r4], #-2 @ *tmpH-- MLA r8, r9, r10, r8 - SUBS r5, r5, #4 + SUBS r5, r5, #4 MLA r8, r12, r14, r8 B LOOP2 L2: ADD r8, r11, r8, LSL #1 MOV r8, r8, LSR #16 @extract_h(s) - ADD r3, r3, #1 + ADD r3, r3, #1 STRH r8, [r2], #2 @y[n] ADD r4, r1, r3, LSL #1 @@ -117,7 +117,7 @@ L2: MUL r8, r9, r10 LDRSH r9, [r6], #2 LDRSH r10, [r4], #-2 - MLA r8, r12, r14, r8 + MLA r8, r12, r14, r8 SUB r5, r5, #3 MLA r8, r9, r10, r8 @@ -135,9 +135,9 @@ LOOP3: LDRSH r12, [r6], #2 @ *tmpX++ LDRSH r14, [r4], #-2 @ *tmpH-- MLA r8, r9, r10, r8 - SUBS r5, r5, #4 - MLA r8, r12, r14, r8 - B LOOP3 + SUBS r5, r5, #4 + MLA r8, r12, r14, r8 + B LOOP3 L3: ADD r8, r11, r8, LSL #1 @@ -150,7 +150,7 @@ L3: MOV r6, r0 MOV r8, #0 -LOOP4: +LOOP4: CMP r5, #0 BLE L4 LDRSH r9, [r6], #2 @ *tmpX++ @@ -164,22 +164,22 @@ LOOP4: LDRSH r12, [r6], #2 @ *tmpX++ LDRSH r14, [r4], #-2 @ *tmpH-- MLA r8, r9, r10, r8 - SUBS r5, r5, #4 - MLA r8, r12, r14, r8 - B LOOP4 -L4: + SUBS r5, r5, #4 + MLA r8, r12, r14, r8 + B LOOP4 +L4: ADD r5, r11, r8, LSL #1 MOV r5, r5, LSR #16 @extract_h(s) ADD r3, r3, #1 STRH r5, [r2], #2 @y[n] - + CMP r3, #64 BLT LOOP - -Convolve_asm_end: - + +Convolve_asm_end: + LDMFD r13!, {r4 - r12, r15} - + @ENDFUNC .END |