mirror of
https://github.com/Rockbox/rockbox.git
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Code police strike. Every line was padded with trailing space. Trim it.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15197 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis
parent
39e7ab6bab
commit
63c3f98a98
1 changed files with 298 additions and 298 deletions
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@ -16,7 +16,7 @@
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* KIND, either express or implied.
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* KIND, either express or implied.
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*
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*
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****************************************************************************/
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****************************************************************************/
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.global mpeg2_idct_copy_arm
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.global mpeg2_idct_copy_arm
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.type mpeg2_idct_copy_arm, %function
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.type mpeg2_idct_copy_arm, %function
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.global mpeg2_idct_add_arm
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.global mpeg2_idct_add_arm
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@ -38,77 +38,77 @@
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ldrsh r6, [r0, #10] /* d1 */
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ldrsh r6, [r0, #10] /* d1 */
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ldrsh r7, [r0, #12] /* d2 */
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ldrsh r7, [r0, #12] /* d2 */
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ldrsh r8, [r0, #14] /* d3 */
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ldrsh r8, [r0, #14] /* d3 */
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orrs r9, r2, r3
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orrs r9, r2, r3
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orreqs r9, r4, r5
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orreqs r9, r4, r5
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orreqs r9, r6, r7
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orreqs r9, r6, r7
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cmpeq r8, #0
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cmpeq r8, #0
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bne 2f
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bne 2f
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mov r1, r1, asl #15
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mov r1, r1, asl #15
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bic r1, r1, #0x8000
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bic r1, r1, #0x8000
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orr r1, r1, r1, lsr #16
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orr r1, r1, r1, lsr #16
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str r1, [r0], #4
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str r1, [r0], #4
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str r1, [r0], #4
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str r1, [r0], #4
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str r1, [r0], #4
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str r1, [r0], #4
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str r1, [r0], #4
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str r1, [r0], #4
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cmp r0, r12
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cmp r0, r12
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blo 1b
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blo 1b
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b 3f
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b 3f
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2:
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2:
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mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */
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mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */
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add r1, r1, #2048
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add r1, r1, #2048
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add r1, r1, r3, asl #11 /* r1 = t0 = d0 + (block[2] << 11) */
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add r1, r1, r3, asl #11 /* r1 = t0 = d0 + (block[2] << 11) */
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sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - (block[2] << 11) */
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sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - (block[2] << 11) */
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add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */
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add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */
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add r10, r9, r9, asl #2
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add r10, r9, r9, asl #2
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add r10, r10, r9, asl #4
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add r10, r10, r9, asl #4
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add r9, r10, r9, asl #8
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add r9, r10, r9, asl #8
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add r10, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */
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add r10, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */
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add r2, r10, r2, asl #5
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add r2, r10, r2, asl #5
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add r2, r9, r2, asl #3
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add r2, r9, r2, asl #3
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add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */
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add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */
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rsb r10, r10, r4, asl #6
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rsb r10, r10, r4, asl #6
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add r4, r4, r10, asl #3
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add r4, r4, r10, asl #3
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sub r4, r9, r4, asl #1
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sub r4, r9, r4, asl #1
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/* t2 & t3 are 1/4 final value here */
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/* t2 & t3 are 1/4 final value here */
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add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */
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add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */
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sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */
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sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */
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add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */
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add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */
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sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */
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sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */
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add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */
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add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */
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add r10, r9, r9, asl #4
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add r10, r9, r9, asl #4
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add r10, r10, r10, asl #5
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add r10, r10, r10, asl #5
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add r9, r10, r9, asl #2
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add r9, r10, r9, asl #2
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add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */
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add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */
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add r10, r10, r10, asl #5
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add r10, r10, r10, asl #5
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add r5, r10, r5, asl #3
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add r5, r10, r5, asl #3
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add r5, r9, r5, asl #2
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add r5, r9, r5, asl #2
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add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */
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add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */
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add r10, r10, r10, asl #4
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add r10, r10, r10, asl #4
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add r10, r10, r8, asl #7
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add r10, r10, r8, asl #7
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rsb r8, r8, r10, asl #3
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rsb r8, r8, r10, asl #3
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sub r8, r9, r8, asl #1
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sub r8, r9, r8, asl #1
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add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */
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add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */
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add r10, r9, r9, asl #3
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add r10, r9, r9, asl #3
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add r10, r10, r10, asl #5
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add r10, r10, r10, asl #5
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add r9, r10, r9, asl #2
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add r9, r10, r9, asl #2
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add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */
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add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */
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add r10, r10, r7, asl #4
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add r10, r10, r7, asl #4
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rsb r7, r7, r10, asl #5
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rsb r7, r7, r10, asl #5
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rsb r7, r7, r9, asl #3
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rsb r7, r7, r9, asl #3
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sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */
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sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */
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sub r10, r10, r6, asl #6
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sub r10, r10, r6, asl #6
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add r10, r10, r6, asl #12
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add r10, r10, r6, asl #12
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add r6, r10, r6
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add r6, r10, r6
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rsb r6, r6, r9, asl #3
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rsb r6, r6, r9, asl #3
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/* t0 = r5, t1 = r8, t2 = r7, t3 = r6*/
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/* t0 = r5, t1 = r8, t2 = r7, t3 = r6*/
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add r9, r5, r7 /* r9 = b0 = t0 + t2 */
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add r9, r5, r7 /* r9 = b0 = t0 + t2 */
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add r10, r8, r6 /* r10 = b3 = t1 + t3 */
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add r10, r8, r6 /* r10 = b3 = t1 + t3 */
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@ -116,44 +116,44 @@
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sub r8, r8, r6 /* t1 -= t3 */
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sub r8, r8, r6 /* t1 -= t3 */
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add r6, r5, r8 /* r6 = t0 + t1 */
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add r6, r5, r8 /* r6 = t0 + t1 */
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sub r7, r5, r8 /* r7 = t0 - t1 */
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sub r7, r5, r8 /* r7 = t0 - t1 */
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add r11, r6, r6, asr #2 /* r6 = b1 = r6*(181/128) */
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add r11, r6, r6, asr #2 /* r6 = b1 = r6*(181/128) */
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add r11, r11, r11, asr #5
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add r11, r11, r11, asr #5
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add r6, r11, r6, asr #3
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add r6, r11, r6, asr #3
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add r11, r7, r7, asr #2 /* r7 = b2 = r7*(181/128) */
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add r11, r7, r7, asr #2 /* r7 = b2 = r7*(181/128) */
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add r11, r11, r11, asr #5
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add r11, r11, r11, asr #5
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add r7, r11, r7, asr #3
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add r7, r11, r7, asr #3
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/* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */
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/* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */
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/* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */
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/* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */
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add r5, r1, r9 /* block[0] = (a0 + b0) >> 12 */
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add r5, r1, r9 /* block[0] = (a0 + b0) >> 12 */
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mov r5, r5, asr #12
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mov r5, r5, asr #12
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strh r5, [r0], #2
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strh r5, [r0], #2
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add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 12 */
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add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 12 */
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mov r8, r8, asr #12
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mov r8, r8, asr #12
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strh r8, [r0], #2
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strh r8, [r0], #2
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add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 12 */
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add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 12 */
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mov r5, r5, asr #12
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mov r5, r5, asr #12
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strh r5, [r0], #2
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strh r5, [r0], #2
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add r8, r2, r10 /* block[3] = (a3 + b3) >> 12 */
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add r8, r2, r10 /* block[3] = (a3 + b3) >> 12 */
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mov r8, r8, asr #12
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mov r8, r8, asr #12
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strh r8, [r0], #2
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strh r8, [r0], #2
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sub r5, r2, r10 /* block[4] = (a3 - b3) >> 12 */
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sub r5, r2, r10 /* block[4] = (a3 - b3) >> 12 */
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mov r5, r5, asr #12
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mov r5, r5, asr #12
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strh r5, [r0], #2
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strh r5, [r0], #2
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sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 12 */
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sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 12 */
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mov r8, r8, asr #12
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mov r8, r8, asr #12
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strh r8, [r0], #2
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strh r8, [r0], #2
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sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 12 */
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sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 12 */
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mov r5, r5, asr #12
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mov r5, r5, asr #12
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strh r5, [r0], #2
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strh r5, [r0], #2
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sub r8, r1, r9 /* block[7] = (a0 - b0) >> 12 */
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sub r8, r1, r9 /* block[7] = (a0 - b0) >> 12 */
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mov r8, r8, asr #12
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mov r8, r8, asr #12
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strh r8, [r0], #2
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strh r8, [r0], #2
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cmp r0, r12
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cmp r0, r12
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blo 1b
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blo 1b
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3:
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3:
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sub r0, r0, #128
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sub r0, r0, #128
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add r12, r0, #16
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add r12, r0, #16
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4:
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4:
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ldrsh r1, [r0, #0*8] /* d0 */
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ldrsh r1, [r0, #0*8] /* d0 */
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ldrsh r2, [r0, #2*8] /* d1 */
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ldrsh r2, [r0, #2*8] /* d1 */
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@ -163,62 +163,62 @@
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ldrsh r6, [r0, #10*8] /* d1 */
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ldrsh r6, [r0, #10*8] /* d1 */
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ldrsh r7, [r0, #12*8] /* d2 */
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ldrsh r7, [r0, #12*8] /* d2 */
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ldrsh r8, [r0, #14*8] /* d3 */
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ldrsh r8, [r0, #14*8] /* d3 */
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mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */
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mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */
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add r1, r1, #65536
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add r1, r1, #65536
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add r1, r1, r3, asl #11 /* r1 = t0 = d0 + d2:(block[2] << 11) */
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add r1, r1, r3, asl #11 /* r1 = t0 = d0 + d2:(block[2] << 11) */
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sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - d2:(block[2] << 11) */
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sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - d2:(block[2] << 11) */
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add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */
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add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */
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add r10, r9, r9, asl #2
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add r10, r9, r9, asl #2
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add r10, r10, r9, asl #4
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add r10, r10, r9, asl #4
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add r9, r10, r9, asl #8
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add r9, r10, r9, asl #8
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add r11, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */
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add r11, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */
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add r2, r11, r2, asl #5
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add r2, r11, r2, asl #5
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add r2, r9, r2, asl #3
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add r2, r9, r2, asl #3
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add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */
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add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */
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rsb r10, r10, r4, asl #6
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rsb r10, r10, r4, asl #6
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add r4, r4, r10, asl #3
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add r4, r4, r10, asl #3
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sub r4, r9, r4, asl #1
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sub r4, r9, r4, asl #1
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/* t2 & t3 are 1/4 final value here */
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/* t2 & t3 are 1/4 final value here */
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add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */
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add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */
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sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */
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sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */
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add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */
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add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */
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sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */
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sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */
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add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */
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add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */
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add r10, r9, r9, asl #4
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add r10, r9, r9, asl #4
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add r10, r10, r10, asl #5
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add r10, r10, r10, asl #5
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add r9, r10, r9, asl #2
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add r9, r10, r9, asl #2
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add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */
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add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */
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add r10, r10, r10, asl #5
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add r10, r10, r10, asl #5
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add r5, r10, r5, asl #3
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add r5, r10, r5, asl #3
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add r5, r9, r5, asl #2
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add r5, r9, r5, asl #2
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add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */
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add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */
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add r10, r10, r10, asl #4
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add r10, r10, r10, asl #4
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add r10, r10, r8, asl #7
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add r10, r10, r8, asl #7
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rsb r8, r8, r10, asl #3
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rsb r8, r8, r10, asl #3
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sub r8, r9, r8, asl #1
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sub r8, r9, r8, asl #1
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add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */
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add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */
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add r10, r9, r9, asl #3
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add r10, r9, r9, asl #3
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add r10, r10, r10, asl #5
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add r10, r10, r10, asl #5
|
||||||
add r9, r10, r9, asl #2
|
add r9, r10, r9, asl #2
|
||||||
|
|
||||||
add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */
|
add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */
|
||||||
add r10, r10, r7, asl #4
|
add r10, r10, r7, asl #4
|
||||||
rsb r7, r7, r10, asl #5
|
rsb r7, r7, r10, asl #5
|
||||||
rsb r7, r7, r9, asl #3
|
rsb r7, r7, r9, asl #3
|
||||||
|
|
||||||
sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */
|
sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */
|
||||||
sub r10, r10, r6, asl #6
|
sub r10, r10, r6, asl #6
|
||||||
add r10, r10, r6, asl #12
|
add r10, r10, r6, asl #12
|
||||||
add r6, r10, r6
|
add r6, r10, r6
|
||||||
rsb r6, r6, r9, asl #3
|
rsb r6, r6, r9, asl #3
|
||||||
/* t0=r5, t1=r8, t2=r7, t3=r6*/
|
/* t0=r5, t1=r8, t2=r7, t3=r6*/
|
||||||
add r9, r5, r7 /* r9 = b0 = t0 + t2 */
|
add r9, r5, r7 /* r9 = b0 = t0 + t2 */
|
||||||
add r10, r8, r6 /* r10 = b3 = t1 + t3 */
|
add r10, r8, r6 /* r10 = b3 = t1 + t3 */
|
||||||
|
|
@ -226,215 +226,215 @@
|
||||||
sub r8, r8, r6 /* t1 -= t3 */
|
sub r8, r8, r6 /* t1 -= t3 */
|
||||||
add r6, r5, r8 /* r6 = t0 + t1 */
|
add r6, r5, r8 /* r6 = t0 + t1 */
|
||||||
sub r7, r5, r8 /* r7 = t0 - t1 */
|
sub r7, r5, r8 /* r7 = t0 - t1 */
|
||||||
|
|
||||||
add r11, r6, r6, asr #2 /* r6 = b1 = r5*(181/128) */
|
add r11, r6, r6, asr #2 /* r6 = b1 = r5*(181/128) */
|
||||||
add r11, r11, r11, asr #5
|
add r11, r11, r11, asr #5
|
||||||
add r6, r11, r6, asr #3
|
add r6, r11, r6, asr #3
|
||||||
add r11, r7, r7, asr #2 /* r7 = b2 = r6*(181/128) */
|
add r11, r7, r7, asr #2 /* r7 = b2 = r6*(181/128) */
|
||||||
add r11, r11, r11, asr #5
|
add r11, r11, r11, asr #5
|
||||||
add r7, r11, r7, asr #3
|
add r7, r11, r7, asr #3
|
||||||
/* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */
|
/* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */
|
||||||
/* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */
|
/* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */
|
||||||
add r5, r1, r9 /* block[0] = (a0 + b0) >> 17 */
|
add r5, r1, r9 /* block[0] = (a0 + b0) >> 17 */
|
||||||
mov r5, r5, asr #17
|
mov r5, r5, asr #17
|
||||||
strh r5, [r0, #0*8]
|
strh r5, [r0, #0*8]
|
||||||
add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 17 */
|
add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 17 */
|
||||||
mov r8, r8, asr #17
|
mov r8, r8, asr #17
|
||||||
strh r8, [r0, #2*8]
|
strh r8, [r0, #2*8]
|
||||||
add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 17 */
|
add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 17 */
|
||||||
mov r5, r5, asr #17
|
mov r5, r5, asr #17
|
||||||
strh r5, [r0, #4*8]
|
strh r5, [r0, #4*8]
|
||||||
add r8, r2, r10 /* block[3] = (a3 + b3) >> 17 */
|
add r8, r2, r10 /* block[3] = (a3 + b3) >> 17 */
|
||||||
mov r8, r8, asr #17
|
mov r8, r8, asr #17
|
||||||
strh r8, [r0, #6*8]
|
strh r8, [r0, #6*8]
|
||||||
sub r5, r2, r10 /* block[4] = (a3 - b3) >> 17 */
|
sub r5, r2, r10 /* block[4] = (a3 - b3) >> 17 */
|
||||||
mov r5, r5, asr #17
|
mov r5, r5, asr #17
|
||||||
strh r5, [r0, #8*8]
|
strh r5, [r0, #8*8]
|
||||||
sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 17 */
|
sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 17 */
|
||||||
mov r8, r8, asr #17
|
mov r8, r8, asr #17
|
||||||
strh r8, [r0, #10*8]
|
strh r8, [r0, #10*8]
|
||||||
sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 17 */
|
sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 17 */
|
||||||
mov r5, r5, asr #17
|
mov r5, r5, asr #17
|
||||||
strh r5, [r0, #12*8]
|
strh r5, [r0, #12*8]
|
||||||
sub r8, r1, r9 /* block[7] = (a0 - b0) >> 17 */
|
sub r8, r1, r9 /* block[7] = (a0 - b0) >> 17 */
|
||||||
mov r8, r8, asr #17
|
mov r8, r8, asr #17
|
||||||
strh r8, [r0, #14*8]
|
strh r8, [r0, #14*8]
|
||||||
add r0, r0, #2
|
add r0, r0, #2
|
||||||
cmp r0, r12
|
cmp r0, r12
|
||||||
blo 4b
|
blo 4b
|
||||||
sub r0, r0, #16
|
sub r0, r0, #16
|
||||||
bx lr
|
bx lr
|
||||||
|
|
||||||
mpeg2_idct_copy_arm:
|
mpeg2_idct_copy_arm:
|
||||||
stmfd sp!, { r1-r2, r4-r12, lr }
|
stmfd sp!, { r1-r2, r4-r12, lr }
|
||||||
bl .idct
|
bl .idct
|
||||||
ldmfd sp!, { r1-r2 }
|
ldmfd sp!, { r1-r2 }
|
||||||
mov r11, #0
|
mov r11, #0
|
||||||
add r12, r0, #128
|
add r12, r0, #128
|
||||||
1:
|
1:
|
||||||
ldrsh r3, [r0, #0]
|
ldrsh r3, [r0, #0]
|
||||||
ldrsh r4, [r0, #2]
|
ldrsh r4, [r0, #2]
|
||||||
ldrsh r5, [r0, #4]
|
ldrsh r5, [r0, #4]
|
||||||
ldrsh r6, [r0, #6]
|
ldrsh r6, [r0, #6]
|
||||||
ldrsh r7, [r0, #8]
|
ldrsh r7, [r0, #8]
|
||||||
ldrsh r8, [r0, #10]
|
ldrsh r8, [r0, #10]
|
||||||
ldrsh r9, [r0, #12]
|
ldrsh r9, [r0, #12]
|
||||||
ldrsh r10, [r0, #14]
|
ldrsh r10, [r0, #14]
|
||||||
cmp r3, #255
|
cmp r3, #255
|
||||||
mvnhi r3, r3, asr #31
|
mvnhi r3, r3, asr #31
|
||||||
strb r3, [r1, #0]
|
strb r3, [r1, #0]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
cmp r4, #255
|
cmp r4, #255
|
||||||
mvnhi r4, r4, asr #31
|
mvnhi r4, r4, asr #31
|
||||||
strb r4, [r1, #1]
|
strb r4, [r1, #1]
|
||||||
cmp r5, #255
|
cmp r5, #255
|
||||||
mvnhi r5, r5, asr #31
|
mvnhi r5, r5, asr #31
|
||||||
strb r5, [r1, #2]
|
strb r5, [r1, #2]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
cmp r6, #255
|
cmp r6, #255
|
||||||
mvnhi r6, r6, asr #31
|
mvnhi r6, r6, asr #31
|
||||||
strb r6, [r1, #3]
|
strb r6, [r1, #3]
|
||||||
cmp r7, #255
|
cmp r7, #255
|
||||||
mvnhi r7, r7, asr #31
|
mvnhi r7, r7, asr #31
|
||||||
strb r7, [r1, #4]
|
strb r7, [r1, #4]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
cmp r8, #255
|
cmp r8, #255
|
||||||
mvnhi r8, r8, asr #31
|
mvnhi r8, r8, asr #31
|
||||||
strb r8, [r1, #5]
|
strb r8, [r1, #5]
|
||||||
cmp r9, #255
|
cmp r9, #255
|
||||||
mvnhi r9, r9, asr #31
|
mvnhi r9, r9, asr #31
|
||||||
strb r9, [r1, #6]
|
strb r9, [r1, #6]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
cmp r10, #255
|
cmp r10, #255
|
||||||
mvnhi r10, r10, asr #31
|
mvnhi r10, r10, asr #31
|
||||||
strb r10, [r1, #7]
|
strb r10, [r1, #7]
|
||||||
add r1, r1, r2
|
add r1, r1, r2
|
||||||
cmp r0, r12
|
cmp r0, r12
|
||||||
blo 1b
|
blo 1b
|
||||||
ldmfd sp!, { r4-r12, pc }
|
ldmfd sp!, { r4-r12, pc }
|
||||||
|
|
||||||
mpeg2_idct_add_arm:
|
mpeg2_idct_add_arm:
|
||||||
cmp r0, #129
|
cmp r0, #129
|
||||||
mov r0, r1
|
mov r0, r1
|
||||||
ldreqsh r1, [r0, #0]
|
ldreqsh r1, [r0, #0]
|
||||||
bne 1f
|
bne 1f
|
||||||
and r1, r1, #0x70
|
and r1, r1, #0x70
|
||||||
cmp r1, #0x40
|
cmp r1, #0x40
|
||||||
bne 3f
|
bne 3f
|
||||||
1:
|
1:
|
||||||
stmfd sp!, { r2-r12, lr }
|
stmfd sp!, { r2-r12, lr }
|
||||||
bl .idct
|
bl .idct
|
||||||
ldmfd sp!, { r1-r2 }
|
ldmfd sp!, { r1-r2 }
|
||||||
mov r11, #0
|
mov r11, #0
|
||||||
add r12, r0, #128
|
add r12, r0, #128
|
||||||
2:
|
2:
|
||||||
ldrb r3, [r1, #0]
|
ldrb r3, [r1, #0]
|
||||||
ldrb r4, [r1, #1]
|
ldrb r4, [r1, #1]
|
||||||
ldrb r5, [r1, #2]
|
ldrb r5, [r1, #2]
|
||||||
ldrb r6, [r1, #3]
|
ldrb r6, [r1, #3]
|
||||||
ldrsh r7, [r0, #0]
|
ldrsh r7, [r0, #0]
|
||||||
ldrsh r8, [r0, #2]
|
ldrsh r8, [r0, #2]
|
||||||
ldrsh r9, [r0, #4]
|
ldrsh r9, [r0, #4]
|
||||||
ldrsh r10, [r0, #6]
|
ldrsh r10, [r0, #6]
|
||||||
add r7, r7, r3
|
add r7, r7, r3
|
||||||
ldrb r3, [r1, #4]
|
ldrb r3, [r1, #4]
|
||||||
cmp r7, #255
|
cmp r7, #255
|
||||||
mvnhi r7, r7, asr #31
|
mvnhi r7, r7, asr #31
|
||||||
strb r7, [r1, #0]
|
strb r7, [r1, #0]
|
||||||
ldrsh r7, [r0, #8]
|
ldrsh r7, [r0, #8]
|
||||||
add r8, r8, r4
|
add r8, r8, r4
|
||||||
ldrb r4, [r1, #5]
|
ldrb r4, [r1, #5]
|
||||||
cmp r8, #255
|
cmp r8, #255
|
||||||
mvnhi r8, r8, asr #31
|
mvnhi r8, r8, asr #31
|
||||||
strb r8, [r1, #1]
|
strb r8, [r1, #1]
|
||||||
ldrsh r8, [r0, #10]
|
ldrsh r8, [r0, #10]
|
||||||
add r9, r9, r5
|
add r9, r9, r5
|
||||||
ldrb r5, [r1, #6]
|
ldrb r5, [r1, #6]
|
||||||
cmp r9, #255
|
cmp r9, #255
|
||||||
mvnhi r9, r9, asr #31
|
mvnhi r9, r9, asr #31
|
||||||
strb r9, [r1, #2]
|
strb r9, [r1, #2]
|
||||||
ldrsh r9, [r0, #12]
|
ldrsh r9, [r0, #12]
|
||||||
add r10, r10, r6
|
add r10, r10, r6
|
||||||
ldrb r6, [r1, #7]
|
ldrb r6, [r1, #7]
|
||||||
cmp r10, #255
|
cmp r10, #255
|
||||||
mvnhi r10, r10, asr #31
|
mvnhi r10, r10, asr #31
|
||||||
strb r10, [r1, #3]
|
strb r10, [r1, #3]
|
||||||
ldrsh r10, [r0, #14]
|
ldrsh r10, [r0, #14]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
add r7, r7, r3
|
add r7, r7, r3
|
||||||
cmp r7, #255
|
cmp r7, #255
|
||||||
mvnhi r7, r7, asr #31
|
mvnhi r7, r7, asr #31
|
||||||
strb r7, [r1, #4]
|
strb r7, [r1, #4]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
add r8, r8, r4
|
add r8, r8, r4
|
||||||
cmp r8, #255
|
cmp r8, #255
|
||||||
mvnhi r8, r8, asr #31
|
mvnhi r8, r8, asr #31
|
||||||
strb r8, [r1, #5]
|
strb r8, [r1, #5]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
add r9, r9, r5
|
add r9, r9, r5
|
||||||
cmp r9, #255
|
cmp r9, #255
|
||||||
mvnhi r9, r9, asr #31
|
mvnhi r9, r9, asr #31
|
||||||
strb r9, [r1, #6]
|
strb r9, [r1, #6]
|
||||||
add r10, r10, r6
|
add r10, r10, r6
|
||||||
cmp r10, #255
|
cmp r10, #255
|
||||||
mvnhi r10, r10, asr #31
|
mvnhi r10, r10, asr #31
|
||||||
strb r10, [r1, #7]
|
strb r10, [r1, #7]
|
||||||
str r11, [r0], #4
|
str r11, [r0], #4
|
||||||
add r1, r1, r2
|
add r1, r1, r2
|
||||||
cmp r0, r12
|
cmp r0, r12
|
||||||
blo 2b
|
blo 2b
|
||||||
ldmfd sp!, { r4-r12, pc }
|
ldmfd sp!, { r4-r12, pc }
|
||||||
3:
|
3:
|
||||||
stmfd sp!, { r4-r11 }
|
stmfd sp!, { r4-r11 }
|
||||||
ldrsh r1, [r0, #0] /* r1 = block[0] */
|
ldrsh r1, [r0, #0] /* r1 = block[0] */
|
||||||
mov r11, #0
|
mov r11, #0
|
||||||
strh r11, [r0, #0] /* block[0] = 0 */
|
strh r11, [r0, #0] /* block[0] = 0 */
|
||||||
strh r11, [r0, #126] /* block[63] = 0 */
|
strh r11, [r0, #126] /* block[63] = 0 */
|
||||||
add r1, r1, #64 /* r1 = DC << 7 */
|
add r1, r1, #64 /* r1 = DC << 7 */
|
||||||
add r0, r2, r3, asl #3
|
add r0, r2, r3, asl #3
|
||||||
4:
|
4:
|
||||||
ldrb r4, [r2, #0]
|
ldrb r4, [r2, #0]
|
||||||
ldrb r5, [r2, #1]
|
ldrb r5, [r2, #1]
|
||||||
ldrb r6, [r2, #2]
|
ldrb r6, [r2, #2]
|
||||||
ldrb r7, [r2, #3]
|
ldrb r7, [r2, #3]
|
||||||
ldrb r8, [r2, #4]
|
ldrb r8, [r2, #4]
|
||||||
ldrb r9, [r2, #5]
|
ldrb r9, [r2, #5]
|
||||||
ldrb r10, [r2, #6]
|
ldrb r10, [r2, #6]
|
||||||
ldrb r11, [r2, #7]
|
ldrb r11, [r2, #7]
|
||||||
add r4, r4, r1, asr #7
|
add r4, r4, r1, asr #7
|
||||||
cmp r4, #255
|
cmp r4, #255
|
||||||
mvnhi r4, r4, asr #31
|
mvnhi r4, r4, asr #31
|
||||||
strb r4, [r2, #0]
|
strb r4, [r2, #0]
|
||||||
add r5, r5, r1, asr #7
|
add r5, r5, r1, asr #7
|
||||||
cmp r5, #255
|
cmp r5, #255
|
||||||
mvnhi r5, r5, asr #31
|
mvnhi r5, r5, asr #31
|
||||||
strb r5, [r2, #1]
|
strb r5, [r2, #1]
|
||||||
add r6, r6, r1, asr #7
|
add r6, r6, r1, asr #7
|
||||||
cmp r6, #255
|
cmp r6, #255
|
||||||
mvnhi r6, r6, asr #31
|
mvnhi r6, r6, asr #31
|
||||||
strb r6, [r2, #2]
|
strb r6, [r2, #2]
|
||||||
add r7, r7, r1, asr #7
|
add r7, r7, r1, asr #7
|
||||||
cmp r7, #255
|
cmp r7, #255
|
||||||
mvnhi r7, r7, asr #31
|
mvnhi r7, r7, asr #31
|
||||||
strb r7, [r2, #3]
|
strb r7, [r2, #3]
|
||||||
add r8, r8, r1, asr #7
|
add r8, r8, r1, asr #7
|
||||||
cmp r8, #255
|
cmp r8, #255
|
||||||
mvnhi r8, r8, asr #31
|
mvnhi r8, r8, asr #31
|
||||||
strb r8, [r2, #4]
|
strb r8, [r2, #4]
|
||||||
add r9, r9, r1, asr #7
|
add r9, r9, r1, asr #7
|
||||||
cmp r9, #255
|
cmp r9, #255
|
||||||
mvnhi r9, r9, asr #31
|
mvnhi r9, r9, asr #31
|
||||||
strb r9, [r2, #5]
|
strb r9, [r2, #5]
|
||||||
add r10, r10, r1, asr #7
|
add r10, r10, r1, asr #7
|
||||||
cmp r10, #255
|
cmp r10, #255
|
||||||
mvnhi r10, r10, asr #31
|
mvnhi r10, r10, asr #31
|
||||||
strb r10, [r2, #6]
|
strb r10, [r2, #6]
|
||||||
add r11, r11, r1, asr #7
|
add r11, r11, r1, asr #7
|
||||||
cmp r11, #255
|
cmp r11, #255
|
||||||
mvnhi r11, r11, asr #31
|
mvnhi r11, r11, asr #31
|
||||||
strb r11, [r2, #7]
|
strb r11, [r2, #7]
|
||||||
add r2, r2, r3
|
add r2, r2, r3
|
||||||
cmp r2, r0
|
cmp r2, r0
|
||||||
blo 4b
|
blo 4b
|
||||||
ldmfd sp!, { r4-r11 }
|
ldmfd sp!, { r4-r11 }
|
||||||
bx lr
|
bx lr
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue