diff options
| author | Michael Sevakis <jethead71@rockbox.org> | 2007-10-19 03:06:24 +0000 |
|---|---|---|
| committer | Michael Sevakis <jethead71@rockbox.org> | 2007-10-19 03:06:24 +0000 |
| commit | 63c3f98a98b007bedaba682654bf8ae5802a6de7 (patch) | |
| tree | 88892af366305c438716eb3afea2af129fc700e7 | |
| parent | 39e7ab6bab8330b9903cb6a614508e65bb21d409 (diff) | |
| download | rockbox-63c3f98a98b007bedaba682654bf8ae5802a6de7.tar.gz rockbox-63c3f98a98b007bedaba682654bf8ae5802a6de7.zip | |
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
| -rw-r--r-- | apps/plugins/mpegplayer/idct_arm.S | 596 |
1 files changed, 298 insertions, 298 deletions
diff --git a/apps/plugins/mpegplayer/idct_arm.S b/apps/plugins/mpegplayer/idct_arm.S index 6d55df2204..66a84c8adc 100644 --- a/apps/plugins/mpegplayer/idct_arm.S +++ b/apps/plugins/mpegplayer/idct_arm.S | |||
| @@ -16,7 +16,7 @@ | |||
| 16 | * KIND, either express or implied. | 16 | * KIND, either express or implied. |
| 17 | * | 17 | * |
| 18 | ****************************************************************************/ | 18 | ****************************************************************************/ |
| 19 | 19 | ||
| 20 | .global mpeg2_idct_copy_arm | 20 | .global mpeg2_idct_copy_arm |
| 21 | .type mpeg2_idct_copy_arm, %function | 21 | .type mpeg2_idct_copy_arm, %function |
| 22 | .global mpeg2_idct_add_arm | 22 | .global mpeg2_idct_add_arm |
| @@ -38,77 +38,77 @@ | |||
| 38 | ldrsh r6, [r0, #10] /* d1 */ | 38 | ldrsh r6, [r0, #10] /* d1 */ |
| 39 | ldrsh r7, [r0, #12] /* d2 */ | 39 | ldrsh r7, [r0, #12] /* d2 */ |
| 40 | ldrsh r8, [r0, #14] /* d3 */ | 40 | ldrsh r8, [r0, #14] /* d3 */ |
| 41 | orrs r9, r2, r3 | 41 | orrs r9, r2, r3 |
| 42 | orreqs r9, r4, r5 | 42 | orreqs r9, r4, r5 |
| 43 | orreqs r9, r6, r7 | 43 | orreqs r9, r6, r7 |
| 44 | cmpeq r8, #0 | 44 | cmpeq r8, #0 |
| 45 | bne 2f | 45 | bne 2f |
| 46 | mov r1, r1, asl #15 | 46 | mov r1, r1, asl #15 |
| 47 | bic r1, r1, #0x8000 | 47 | bic r1, r1, #0x8000 |
| 48 | orr r1, r1, r1, lsr #16 | 48 | orr r1, r1, r1, lsr #16 |
| 49 | str r1, [r0], #4 | 49 | str r1, [r0], #4 |
| 50 | str r1, [r0], #4 | 50 | str r1, [r0], #4 |
| 51 | str r1, [r0], #4 | 51 | str r1, [r0], #4 |
| 52 | str r1, [r0], #4 | 52 | str r1, [r0], #4 |
| 53 | cmp r0, r12 | 53 | cmp r0, r12 |
| 54 | blo 1b | 54 | blo 1b |
| 55 | b 3f | 55 | b 3f |
| 56 | 2: | 56 | 2: |
| 57 | mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */ | 57 | mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */ |
| 58 | add r1, r1, #2048 | 58 | add r1, r1, #2048 |
| 59 | add r1, r1, r3, asl #11 /* r1 = t0 = d0 + (block[2] << 11) */ | 59 | add r1, r1, r3, asl #11 /* r1 = t0 = d0 + (block[2] << 11) */ |
| 60 | sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - (block[2] << 11) */ | 60 | sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - (block[2] << 11) */ |
| 61 | 61 | ||
| 62 | add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */ | 62 | add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */ |
| 63 | add r10, r9, r9, asl #2 | 63 | add r10, r9, r9, asl #2 |
| 64 | add r10, r10, r9, asl #4 | 64 | add r10, r10, r9, asl #4 |
| 65 | add r9, r10, r9, asl #8 | 65 | add r9, r10, r9, asl #8 |
| 66 | 66 | ||
| 67 | add r10, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */ | 67 | add r10, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */ |
| 68 | add r2, r10, r2, asl #5 | 68 | add r2, r10, r2, asl #5 |
| 69 | add r2, r9, r2, asl #3 | 69 | add r2, r9, r2, asl #3 |
| 70 | 70 | ||
| 71 | add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */ | 71 | add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */ |
| 72 | rsb r10, r10, r4, asl #6 | 72 | rsb r10, r10, r4, asl #6 |
| 73 | add r4, r4, r10, asl #3 | 73 | add r4, r4, r10, asl #3 |
| 74 | sub r4, r9, r4, asl #1 | 74 | sub r4, r9, r4, asl #1 |
| 75 | /* t2 & t3 are 1/4 final value here */ | 75 | /* t2 & t3 are 1/4 final value here */ |
| 76 | add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */ | 76 | add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */ |
| 77 | sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */ | 77 | sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */ |
| 78 | add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */ | 78 | add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */ |
| 79 | sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */ | 79 | sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */ |
| 80 | 80 | ||
| 81 | add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */ | 81 | add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */ |
| 82 | add r10, r9, r9, asl #4 | 82 | add r10, r9, r9, asl #4 |
| 83 | add r10, r10, r10, asl #5 | 83 | add r10, r10, r10, asl #5 |
| 84 | add r9, r10, r9, asl #2 | 84 | add r9, r10, r9, asl #2 |
| 85 | 85 | ||
| 86 | add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */ | 86 | add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */ |
| 87 | add r10, r10, r10, asl #5 | 87 | add r10, r10, r10, asl #5 |
| 88 | add r5, r10, r5, asl #3 | 88 | add r5, r10, r5, asl #3 |
| 89 | add r5, r9, r5, asl #2 | 89 | add r5, r9, r5, asl #2 |
| 90 | 90 | ||
| 91 | add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */ | 91 | add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */ |
| 92 | add r10, r10, r10, asl #4 | 92 | add r10, r10, r10, asl #4 |
| 93 | add r10, r10, r8, asl #7 | 93 | add r10, r10, r8, asl #7 |
| 94 | rsb r8, r8, r10, asl #3 | 94 | rsb r8, r8, r10, asl #3 |
| 95 | sub r8, r9, r8, asl #1 | 95 | sub r8, r9, r8, asl #1 |
| 96 | 96 | ||
| 97 | add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */ | 97 | add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */ |
| 98 | add r10, r9, r9, asl #3 | 98 | add r10, r9, r9, asl #3 |
| 99 | add r10, r10, r10, asl #5 | 99 | add r10, r10, r10, asl #5 |
| 100 | add r9, r10, r9, asl #2 | 100 | add r9, r10, r9, asl #2 |
| 101 | 101 | ||
| 102 | add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */ | 102 | add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */ |
| 103 | add r10, r10, r7, asl #4 | 103 | add r10, r10, r7, asl #4 |
| 104 | rsb r7, r7, r10, asl #5 | 104 | rsb r7, r7, r10, asl #5 |
| 105 | rsb r7, r7, r9, asl #3 | 105 | rsb r7, r7, r9, asl #3 |
| 106 | 106 | ||
| 107 | sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */ | 107 | sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */ |
| 108 | sub r10, r10, r6, asl #6 | 108 | sub r10, r10, r6, asl #6 |
| 109 | add r10, r10, r6, asl #12 | 109 | add r10, r10, r6, asl #12 |
| 110 | add r6, r10, r6 | 110 | add r6, r10, r6 |
| 111 | rsb r6, r6, r9, asl #3 | 111 | rsb r6, r6, r9, asl #3 |
| 112 | /* t0 = r5, t1 = r8, t2 = r7, t3 = r6*/ | 112 | /* t0 = r5, t1 = r8, t2 = r7, t3 = r6*/ |
| 113 | add r9, r5, r7 /* r9 = b0 = t0 + t2 */ | 113 | add r9, r5, r7 /* r9 = b0 = t0 + t2 */ |
| 114 | add r10, r8, r6 /* r10 = b3 = t1 + t3 */ | 114 | add r10, r8, r6 /* r10 = b3 = t1 + t3 */ |
| @@ -116,44 +116,44 @@ | |||
| 116 | sub r8, r8, r6 /* t1 -= t3 */ | 116 | sub r8, r8, r6 /* t1 -= t3 */ |
| 117 | add r6, r5, r8 /* r6 = t0 + t1 */ | 117 | add r6, r5, r8 /* r6 = t0 + t1 */ |
| 118 | sub r7, r5, r8 /* r7 = t0 - t1 */ | 118 | sub r7, r5, r8 /* r7 = t0 - t1 */ |
| 119 | 119 | ||
| 120 | add r11, r6, r6, asr #2 /* r6 = b1 = r6*(181/128) */ | 120 | add r11, r6, r6, asr #2 /* r6 = b1 = r6*(181/128) */ |
| 121 | add r11, r11, r11, asr #5 | 121 | add r11, r11, r11, asr #5 |
| 122 | add r6, r11, r6, asr #3 | 122 | add r6, r11, r6, asr #3 |
| 123 | add r11, r7, r7, asr #2 /* r7 = b2 = r7*(181/128) */ | 123 | add r11, r7, r7, asr #2 /* r7 = b2 = r7*(181/128) */ |
| 124 | add r11, r11, r11, asr #5 | 124 | add r11, r11, r11, asr #5 |
| 125 | add r7, r11, r7, asr #3 | 125 | add r7, r11, r7, asr #3 |
| 126 | /* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */ | 126 | /* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */ |
| 127 | /* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */ | 127 | /* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */ |
| 128 | add r5, r1, r9 /* block[0] = (a0 + b0) >> 12 */ | 128 | add r5, r1, r9 /* block[0] = (a0 + b0) >> 12 */ |
| 129 | mov r5, r5, asr #12 | 129 | mov r5, r5, asr #12 |
| 130 | strh r5, [r0], #2 | 130 | strh r5, [r0], #2 |
| 131 | add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 12 */ | 131 | add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 12 */ |
| 132 | mov r8, r8, asr #12 | 132 | mov r8, r8, asr #12 |
| 133 | strh r8, [r0], #2 | 133 | strh r8, [r0], #2 |
| 134 | add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 12 */ | 134 | add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 12 */ |
| 135 | mov r5, r5, asr #12 | 135 | mov r5, r5, asr #12 |
| 136 | strh r5, [r0], #2 | 136 | strh r5, [r0], #2 |
| 137 | add r8, r2, r10 /* block[3] = (a3 + b3) >> 12 */ | 137 | add r8, r2, r10 /* block[3] = (a3 + b3) >> 12 */ |
| 138 | mov r8, r8, asr #12 | 138 | mov r8, r8, asr #12 |
| 139 | strh r8, [r0], #2 | 139 | strh r8, [r0], #2 |
| 140 | sub r5, r2, r10 /* block[4] = (a3 - b3) >> 12 */ | 140 | sub r5, r2, r10 /* block[4] = (a3 - b3) >> 12 */ |
| 141 | mov r5, r5, asr #12 | 141 | mov r5, r5, asr #12 |
| 142 | strh r5, [r0], #2 | 142 | strh r5, [r0], #2 |
| 143 | sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 12 */ | 143 | sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 12 */ |
| 144 | mov r8, r8, asr #12 | 144 | mov r8, r8, asr #12 |
| 145 | strh r8, [r0], #2 | 145 | strh r8, [r0], #2 |
| 146 | sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 12 */ | 146 | sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 12 */ |
| 147 | mov r5, r5, asr #12 | 147 | mov r5, r5, asr #12 |
| 148 | strh r5, [r0], #2 | 148 | strh r5, [r0], #2 |
| 149 | sub r8, r1, r9 /* block[7] = (a0 - b0) >> 12 */ | 149 | sub r8, r1, r9 /* block[7] = (a0 - b0) >> 12 */ |
| 150 | mov r8, r8, asr #12 | 150 | mov r8, r8, asr #12 |
| 151 | strh r8, [r0], #2 | 151 | strh r8, [r0], #2 |
| 152 | cmp r0, r12 | 152 | cmp r0, r12 |
| 153 | blo 1b | 153 | blo 1b |
| 154 | 3: | 154 | 3: |
| 155 | sub r0, r0, #128 | 155 | sub r0, r0, #128 |
| 156 | add r12, r0, #16 | 156 | add r12, r0, #16 |
| 157 | 4: | 157 | 4: |
| 158 | ldrsh r1, [r0, #0*8] /* d0 */ | 158 | ldrsh r1, [r0, #0*8] /* d0 */ |
| 159 | ldrsh r2, [r0, #2*8] /* d1 */ | 159 | ldrsh r2, [r0, #2*8] /* d1 */ |
| @@ -163,62 +163,62 @@ | |||
| 163 | ldrsh r6, [r0, #10*8] /* d1 */ | 163 | ldrsh r6, [r0, #10*8] /* d1 */ |
| 164 | ldrsh r7, [r0, #12*8] /* d2 */ | 164 | ldrsh r7, [r0, #12*8] /* d2 */ |
| 165 | ldrsh r8, [r0, #14*8] /* d3 */ | 165 | ldrsh r8, [r0, #14*8] /* d3 */ |
| 166 | 166 | ||
| 167 | mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */ | 167 | mov r1, r1, asl #11 /* r1 = d0 = (block[0] << 11) + 2048 */ |
| 168 | add r1, r1, #65536 | 168 | add r1, r1, #65536 |
| 169 | add r1, r1, r3, asl #11 /* r1 = t0 = d0 + d2:(block[2] << 11) */ | 169 | add r1, r1, r3, asl #11 /* r1 = t0 = d0 + d2:(block[2] << 11) */ |
| 170 | sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - d2:(block[2] << 11) */ | 170 | sub r3, r1, r3, asl #12 /* r3 = t1 = d0 - d2:(block[2] << 11) */ |
| 171 | 171 | ||
| 172 | add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */ | 172 | add r9, r2, r4 /* r9 = tmp = (d1+d3)*(1108/4) */ |
| 173 | add r10, r9, r9, asl #2 | 173 | add r10, r9, r9, asl #2 |
| 174 | add r10, r10, r9, asl #4 | 174 | add r10, r10, r9, asl #4 |
| 175 | add r9, r10, r9, asl #8 | 175 | add r9, r10, r9, asl #8 |
| 176 | 176 | ||
| 177 | add r11, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */ | 177 | add r11, r2, r2, asl #4 /* r2 = t2 = tmp + (d1*(1568/32)*8) */ |
| 178 | add r2, r11, r2, asl #5 | 178 | add r2, r11, r2, asl #5 |
| 179 | add r2, r9, r2, asl #3 | 179 | add r2, r9, r2, asl #3 |
| 180 | 180 | ||
| 181 | add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */ | 181 | add r10, r4, r4, asl #2 /* r4 = t3 = tmp - (d3*(3784/8)*2) */ |
| 182 | rsb r10, r10, r4, asl #6 | 182 | rsb r10, r10, r4, asl #6 |
| 183 | add r4, r4, r10, asl #3 | 183 | add r4, r4, r10, asl #3 |
| 184 | sub r4, r9, r4, asl #1 | 184 | sub r4, r9, r4, asl #1 |
| 185 | /* t2 & t3 are 1/4 final value here */ | 185 | /* t2 & t3 are 1/4 final value here */ |
| 186 | add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */ | 186 | add r1, r1, r2, asl #2 /* r1 = a0 = t0 + t2 */ |
| 187 | sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */ | 187 | sub r2, r1, r2, asl #3 /* r2 = a3 = t0 - t2 */ |
| 188 | add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */ | 188 | add r3, r3, r4, asl #2 /* r3 = a1 = t1 + t3 */ |
| 189 | sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */ | 189 | sub r4, r3, r4, asl #3 /* r4 = a2 = t1 - t3 */ |
| 190 | 190 | ||
| 191 | add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */ | 191 | add r9, r8, r5 /* r9 = tmp = 565*(d3 + d0) */ |
| 192 | add r10, r9, r9, asl #4 | 192 | add r10, r9, r9, asl #4 |
| 193 | add r10, r10, r10, asl #5 | 193 | add r10, r10, r10, asl #5 |
| 194 | add r9, r10, r9, asl #2 | 194 | add r9, r10, r9, asl #2 |
| 195 | 195 | ||
| 196 | add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */ | 196 | add r10, r5, r5, asl #4 /* r5 = t0 = tmp + (((2276/4)*d0)*4) */ |
| 197 | add r10, r10, r10, asl #5 | 197 | add r10, r10, r10, asl #5 |
| 198 | add r5, r10, r5, asl #3 | 198 | add r5, r10, r5, asl #3 |
| 199 | add r5, r9, r5, asl #2 | 199 | add r5, r9, r5, asl #2 |
| 200 | 200 | ||
| 201 | add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */ | 201 | add r10, r8, r8, asl #2 /* r8 = t1 = tmp - (((3406/2)*d3)*2) */ |
| 202 | add r10, r10, r10, asl #4 | 202 | add r10, r10, r10, asl #4 |
| 203 | add r10, r10, r8, asl #7 | 203 | add r10, r10, r8, asl #7 |
| 204 | rsb r8, r8, r10, asl #3 | 204 | rsb r8, r8, r10, asl #3 |
| 205 | sub r8, r9, r8, asl #1 | 205 | sub r8, r9, r8, asl #1 |
| 206 | 206 | ||
| 207 | add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */ | 207 | add r9, r6, r7 /* r9 = tmp = (2408/8)*(d1 + d2) */ |
| 208 | add r10, r9, r9, asl #3 | 208 | add r10, r9, r9, asl #3 |
| 209 | add r10, r10, r10, asl #5 | 209 | add r10, r10, r10, asl #5 |
| 210 | add r9, r10, r9, asl #2 | 210 | add r9, r10, r9, asl #2 |
| 211 | 211 | ||
| 212 | add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */ | 212 | add r10, r7, r7, asl #3 /* r7 = t2 = (tmp*8) - 799*d2 */ |
| 213 | add r10, r10, r7, asl #4 | 213 | add r10, r10, r7, asl #4 |
| 214 | rsb r7, r7, r10, asl #5 | 214 | rsb r7, r7, r10, asl #5 |
| 215 | rsb r7, r7, r9, asl #3 | 215 | rsb r7, r7, r9, asl #3 |
| 216 | 216 | ||
| 217 | sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */ | 217 | sub r10, r6, r6, asl #4 /* r6 = t3 = (tmp*8) - 4017*d1 */ |
| 218 | sub r10, r10, r6, asl #6 | 218 | sub r10, r10, r6, asl #6 |
| 219 | add r10, r10, r6, asl #12 | 219 | add r10, r10, r6, asl #12 |
| 220 | add r6, r10, r6 | 220 | add r6, r10, r6 |
| 221 | rsb r6, r6, r9, asl #3 | 221 | rsb r6, r6, r9, asl #3 |
| 222 | /* t0=r5, t1=r8, t2=r7, t3=r6*/ | 222 | /* t0=r5, t1=r8, t2=r7, t3=r6*/ |
| 223 | add r9, r5, r7 /* r9 = b0 = t0 + t2 */ | 223 | add r9, r5, r7 /* r9 = b0 = t0 + t2 */ |
| 224 | add r10, r8, r6 /* r10 = b3 = t1 + t3 */ | 224 | add r10, r8, r6 /* r10 = b3 = t1 + t3 */ |
| @@ -226,215 +226,215 @@ | |||
| 226 | sub r8, r8, r6 /* t1 -= t3 */ | 226 | sub r8, r8, r6 /* t1 -= t3 */ |
| 227 | add r6, r5, r8 /* r6 = t0 + t1 */ | 227 | add r6, r5, r8 /* r6 = t0 + t1 */ |
| 228 | sub r7, r5, r8 /* r7 = t0 - t1 */ | 228 | sub r7, r5, r8 /* r7 = t0 - t1 */ |
| 229 | 229 | ||
| 230 | add r11, r6, r6, asr #2 /* r6 = b1 = r5*(181/128) */ | 230 | add r11, r6, r6, asr #2 /* r6 = b1 = r5*(181/128) */ |
| 231 | add r11, r11, r11, asr #5 | 231 | add r11, r11, r11, asr #5 |
| 232 | add r6, r11, r6, asr #3 | 232 | add r6, r11, r6, asr #3 |
| 233 | add r11, r7, r7, asr #2 /* r7 = b2 = r6*(181/128) */ | 233 | add r11, r7, r7, asr #2 /* r7 = b2 = r6*(181/128) */ |
| 234 | add r11, r11, r11, asr #5 | 234 | add r11, r11, r11, asr #5 |
| 235 | add r7, r11, r7, asr #3 | 235 | add r7, r11, r7, asr #3 |
| 236 | /* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */ | 236 | /* r1 = a0, r3 = a1, r4 = a2, r2 = a3 */ |
| 237 | /* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */ | 237 | /* r9 = b0, r6 = b1*2, r7 = b2*2, r10 = b3 */ |
| 238 | add r5, r1, r9 /* block[0] = (a0 + b0) >> 17 */ | 238 | add r5, r1, r9 /* block[0] = (a0 + b0) >> 17 */ |
| 239 | mov r5, r5, asr #17 | 239 | mov r5, r5, asr #17 |
| 240 | strh r5, [r0, #0*8] | 240 | strh r5, [r0, #0*8] |
| 241 | add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 17 */ | 241 | add r8, r3, r6, asr #1 /* block[1] = (a1 + b1) >> 17 */ |
| 242 | mov r8, r8, asr #17 | 242 | mov r8, r8, asr #17 |
| 243 | strh r8, [r0, #2*8] | 243 | strh r8, [r0, #2*8] |
| 244 | add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 17 */ | 244 | add r5, r4, r7, asr #1 /* block[2] = (a2 + b2) >> 17 */ |
| 245 | mov r5, r5, asr #17 | 245 | mov r5, r5, asr #17 |
| 246 | strh r5, [r0, #4*8] | 246 | strh r5, [r0, #4*8] |
| 247 | add r8, r2, r10 /* block[3] = (a3 + b3) >> 17 */ | 247 | add r8, r2, r10 /* block[3] = (a3 + b3) >> 17 */ |
| 248 | mov r8, r8, asr #17 | 248 | mov r8, r8, asr #17 |
| 249 | strh r8, [r0, #6*8] | 249 | strh r8, [r0, #6*8] |
| 250 | sub r5, r2, r10 /* block[4] = (a3 - b3) >> 17 */ | 250 | sub r5, r2, r10 /* block[4] = (a3 - b3) >> 17 */ |
| 251 | mov r5, r5, asr #17 | 251 | mov r5, r5, asr #17 |
| 252 | strh r5, [r0, #8*8] | 252 | strh r5, [r0, #8*8] |
| 253 | sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 17 */ | 253 | sub r8, r4, r7, asr #1 /* block[5] = (a2 - b2) >> 17 */ |
| 254 | mov r8, r8, asr #17 | 254 | mov r8, r8, asr #17 |
| 255 | strh r8, [r0, #10*8] | 255 | strh r8, [r0, #10*8] |
| 256 | sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 17 */ | 256 | sub r5, r3, r6, asr #1 /* block[6] = (a1 - b1) >> 17 */ |
| 257 | mov r5, r5, asr #17 | 257 | mov r5, r5, asr #17 |
| 258 | strh r5, [r0, #12*8] | 258 | strh r5, [r0, #12*8] |
| 259 | sub r8, r1, r9 /* block[7] = (a0 - b0) >> 17 */ | 259 | sub r8, r1, r9 /* block[7] = (a0 - b0) >> 17 */ |
| 260 | mov r8, r8, asr #17 | 260 | mov r8, r8, asr #17 |
| 261 | strh r8, [r0, #14*8] | 261 | strh r8, [r0, #14*8] |
| 262 | add r0, r0, #2 | 262 | add r0, r0, #2 |
| 263 | cmp r0, r12 | 263 | cmp r0, r12 |
| 264 | blo 4b | 264 | blo 4b |
| 265 | sub r0, r0, #16 | 265 | sub r0, r0, #16 |
| 266 | bx lr | 266 | bx lr |
| 267 | 267 | ||
| 268 | mpeg2_idct_copy_arm: | 268 | mpeg2_idct_copy_arm: |
| 269 | stmfd sp!, { r1-r2, r4-r12, lr } | 269 | stmfd sp!, { r1-r2, r4-r12, lr } |
| 270 | bl .idct | 270 | bl .idct |
| 271 | ldmfd sp!, { r1-r2 } | 271 | ldmfd sp!, { r1-r2 } |
| 272 | mov r11, #0 | 272 | mov r11, #0 |
| 273 | add r12, r0, #128 | 273 | add r12, r0, #128 |
| 274 | 1: | 274 | 1: |
| 275 | ldrsh r3, [r0, #0] | 275 | ldrsh r3, [r0, #0] |
| 276 | ldrsh r4, [r0, #2] | 276 | ldrsh r4, [r0, #2] |
| 277 | ldrsh r5, [r0, #4] | 277 | ldrsh r5, [r0, #4] |
| 278 | ldrsh r6, [r0, #6] | 278 | ldrsh r6, [r0, #6] |
| 279 | ldrsh r7, [r0, #8] | 279 | ldrsh r7, [r0, #8] |
| 280 | ldrsh r8, [r0, #10] | 280 | ldrsh r8, [r0, #10] |
| 281 | ldrsh r9, [r0, #12] | 281 | ldrsh r9, [r0, #12] |
| 282 | ldrsh r10, [r0, #14] | 282 | ldrsh r10, [r0, #14] |
| 283 | cmp r3, #255 | 283 | cmp r3, #255 |
| 284 | mvnhi r3, r3, asr #31 | 284 | mvnhi r3, r3, asr #31 |
| 285 | strb r3, [r1, #0] | 285 | strb r3, [r1, #0] |
| 286 | str r11, [r0], #4 | 286 | str r11, [r0], #4 |
| 287 | cmp r4, #255 | 287 | cmp r4, #255 |
| 288 | mvnhi r4, r4, asr #31 | 288 | mvnhi r4, r4, asr #31 |
| 289 | strb r4, [r1, #1] | 289 | strb r4, [r1, #1] |
| 290 | cmp r5, #255 | 290 | cmp r5, #255 |
| 291 | mvnhi r5, r5, asr #31 | 291 | mvnhi r5, r5, asr #31 |
| 292 | strb r5, [r1, #2] | 292 | strb r5, [r1, #2] |
| 293 | str r11, [r0], #4 | 293 | str r11, [r0], #4 |
| 294 | cmp r6, #255 | 294 | cmp r6, #255 |
| 295 | mvnhi r6, r6, asr #31 | 295 | mvnhi r6, r6, asr #31 |
| 296 | strb r6, [r1, #3] | 296 | strb r6, [r1, #3] |
| 297 | cmp r7, #255 | 297 | cmp r7, #255 |
| 298 | mvnhi r7, r7, asr #31 | 298 | mvnhi r7, r7, asr #31 |
| 299 | strb r7, [r1, #4] | 299 | strb r7, [r1, #4] |
| 300 | str r11, [r0], #4 | 300 | str r11, [r0], #4 |
| 301 | cmp r8, #255 | 301 | cmp r8, #255 |
| 302 | mvnhi r8, r8, asr #31 | 302 | mvnhi r8, r8, asr #31 |
| 303 | strb r8, [r1, #5] | 303 | strb r8, [r1, #5] |
| 304 | cmp r9, #255 | 304 | cmp r9, #255 |
| 305 | mvnhi r9, r9, asr #31 | 305 | mvnhi r9, r9, asr #31 |
| 306 | strb r9, [r1, #6] | 306 | strb r9, [r1, #6] |
| 307 | str r11, [r0], #4 | 307 | str r11, [r0], #4 |
| 308 | cmp r10, #255 | 308 | cmp r10, #255 |
| 309 | mvnhi r10, r10, asr #31 | 309 | mvnhi r10, r10, asr #31 |
| 310 | strb r10, [r1, #7] | 310 | strb r10, [r1, #7] |
| 311 | add r1, r1, r2 | 311 | add r1, r1, r2 |
| 312 | cmp r0, r12 | 312 | cmp r0, r12 |
| 313 | blo 1b | 313 | blo 1b |
| 314 | ldmfd sp!, { r4-r12, pc } | 314 | ldmfd sp!, { r4-r12, pc } |
| 315 | 315 | ||
| 316 | mpeg2_idct_add_arm: | 316 | mpeg2_idct_add_arm: |
| 317 | cmp r0, #129 | 317 | cmp r0, #129 |
| 318 | mov r0, r1 | 318 | mov r0, r1 |
| 319 | ldreqsh r1, [r0, #0] | 319 | ldreqsh r1, [r0, #0] |
| 320 | bne 1f | 320 | bne 1f |
| 321 | and r1, r1, #0x70 | 321 | and r1, r1, #0x70 |
| 322 | cmp r1, #0x40 | 322 | cmp r1, #0x40 |
| 323 | bne 3f | 323 | bne 3f |
| 324 | 1: | 324 | 1: |
| 325 | stmfd sp!, { r2-r12, lr } | 325 | stmfd sp!, { r2-r12, lr } |
| 326 | bl .idct | 326 | bl .idct |
| 327 | ldmfd sp!, { r1-r2 } | 327 | ldmfd sp!, { r1-r2 } |
| 328 | mov r11, #0 | 328 | mov r11, #0 |
| 329 | add r12, r0, #128 | 329 | add r12, r0, #128 |
| 330 | 2: | 330 | 2: |
| 331 | ldrb r3, [r1, #0] | 331 | ldrb r3, [r1, #0] |
| 332 | ldrb r4, [r1, #1] | 332 | ldrb r4, [r1, #1] |
| 333 | ldrb r5, [r1, #2] | 333 | ldrb r5, [r1, #2] |
| 334 | ldrb r6, [r1, #3] | 334 | ldrb r6, [r1, #3] |
| 335 | ldrsh r7, [r0, #0] | 335 | ldrsh r7, [r0, #0] |
| 336 | ldrsh r8, [r0, #2] | 336 | ldrsh r8, [r0, #2] |
| 337 | ldrsh r9, [r0, #4] | 337 | ldrsh r9, [r0, #4] |
| 338 | ldrsh r10, [r0, #6] | 338 | ldrsh r10, [r0, #6] |
| 339 | add r7, r7, r3 | 339 | add r7, r7, r3 |
| 340 | ldrb r3, [r1, #4] | 340 | ldrb r3, [r1, #4] |
| 341 | cmp r7, #255 | 341 | cmp r7, #255 |
| 342 | mvnhi r7, r7, asr #31 | 342 | mvnhi r7, r7, asr #31 |
| 343 | strb r7, [r1, #0] | 343 | strb r7, [r1, #0] |
| 344 | ldrsh r7, [r0, #8] | 344 | ldrsh r7, [r0, #8] |
| 345 | add r8, r8, r4 | 345 | add r8, r8, r4 |
| 346 | ldrb r4, [r1, #5] | 346 | ldrb r4, [r1, #5] |
| 347 | cmp r8, #255 | 347 | cmp r8, #255 |
| 348 | mvnhi r8, r8, asr #31 | 348 | mvnhi r8, r8, asr #31 |
| 349 | strb r8, [r1, #1] | 349 | strb r8, [r1, #1] |
| 350 | ldrsh r8, [r0, #10] | 350 | ldrsh r8, [r0, #10] |
| 351 | add r9, r9, r5 | 351 | add r9, r9, r5 |
| 352 | ldrb r5, [r1, #6] | 352 | ldrb r5, [r1, #6] |
| 353 | cmp r9, #255 | 353 | cmp r9, #255 |
| 354 | mvnhi r9, r9, asr #31 | 354 | mvnhi r9, r9, asr #31 |
| 355 | strb r9, [r1, #2] | 355 | strb r9, [r1, #2] |
| 356 | ldrsh r9, [r0, #12] | 356 | ldrsh r9, [r0, #12] |
| 357 | add r10, r10, r6 | 357 | add r10, r10, r6 |
| 358 | ldrb r6, [r1, #7] | 358 | ldrb r6, [r1, #7] |
| 359 | cmp r10, #255 | 359 | cmp r10, #255 |
| 360 | mvnhi r10, r10, asr #31 | 360 | mvnhi r10, r10, asr #31 |
| 361 | strb r10, [r1, #3] | 361 | strb r10, [r1, #3] |
| 362 | ldrsh r10, [r0, #14] | 362 | ldrsh r10, [r0, #14] |
| 363 | str r11, [r0], #4 | 363 | str r11, [r0], #4 |
| 364 | add r7, r7, r3 | 364 | add r7, r7, r3 |
| 365 | cmp r7, #255 | 365 | cmp r7, #255 |
| 366 | mvnhi r7, r7, asr #31 | 366 | mvnhi r7, r7, asr #31 |
| 367 | strb r7, [r1, #4] | 367 | strb r7, [r1, #4] |
| 368 | str r11, [r0], #4 | 368 | str r11, [r0], #4 |
| 369 | add r8, r8, r4 | 369 | add r8, r8, r4 |
| 370 | cmp r8, #255 | 370 | cmp r8, #255 |
| 371 | mvnhi r8, r8, asr #31 | 371 | mvnhi r8, r8, asr #31 |
| 372 | strb r8, [r1, #5] | 372 | strb r8, [r1, #5] |
| 373 | str r11, [r0], #4 | 373 | str r11, [r0], #4 |
| 374 | add r9, r9, r5 | 374 | add r9, r9, r5 |
| 375 | cmp r9, #255 | 375 | cmp r9, #255 |
| 376 | mvnhi r9, r9, asr #31 | 376 | mvnhi r9, r9, asr #31 |
| 377 | strb r9, [r1, #6] | 377 | strb r9, [r1, #6] |
| 378 | add r10, r10, r6 | 378 | add r10, r10, r6 |
| 379 | cmp r10, #255 | 379 | cmp r10, #255 |
| 380 | mvnhi r10, r10, asr #31 | 380 | mvnhi r10, r10, asr #31 |
| 381 | strb r10, [r1, #7] | 381 | strb r10, [r1, #7] |
| 382 | str r11, [r0], #4 | 382 | str r11, [r0], #4 |
| 383 | add r1, r1, r2 | 383 | add r1, r1, r2 |
| 384 | cmp r0, r12 | 384 | cmp r0, r12 |
| 385 | blo 2b | 385 | blo 2b |
| 386 | ldmfd sp!, { r4-r12, pc } | 386 | ldmfd sp!, { r4-r12, pc } |
| 387 | 3: | 387 | 3: |
| 388 | stmfd sp!, { r4-r11 } | 388 | stmfd sp!, { r4-r11 } |
| 389 | ldrsh r1, [r0, #0] /* r1 = block[0] */ | 389 | ldrsh r1, [r0, #0] /* r1 = block[0] */ |
| 390 | mov r11, #0 | 390 | mov r11, #0 |
| 391 | strh r11, [r0, #0] /* block[0] = 0 */ | 391 | strh r11, [r0, #0] /* block[0] = 0 */ |
| 392 | strh r11, [r0, #126] /* block[63] = 0 */ | 392 | strh r11, [r0, #126] /* block[63] = 0 */ |
| 393 | add r1, r1, #64 /* r1 = DC << 7 */ | 393 | add r1, r1, #64 /* r1 = DC << 7 */ |
| 394 | add r0, r2, r3, asl #3 | 394 | add r0, r2, r3, asl #3 |
| 395 | 4: | 395 | 4: |
| 396 | ldrb r4, [r2, #0] | 396 | ldrb r4, [r2, #0] |
| 397 | ldrb r5, [r2, #1] | 397 | ldrb r5, [r2, #1] |
| 398 | ldrb r6, [r2, #2] | 398 | ldrb r6, [r2, #2] |
| 399 | ldrb r7, [r2, #3] | 399 | ldrb r7, [r2, #3] |
| 400 | ldrb r8, [r2, #4] | 400 | ldrb r8, [r2, #4] |
| 401 | ldrb r9, [r2, #5] | 401 | ldrb r9, [r2, #5] |
| 402 | ldrb r10, [r2, #6] | 402 | ldrb r10, [r2, #6] |
| 403 | ldrb r11, [r2, #7] | 403 | ldrb r11, [r2, #7] |
| 404 | add r4, r4, r1, asr #7 | 404 | add r4, r4, r1, asr #7 |
| 405 | cmp r4, #255 | 405 | cmp r4, #255 |
| 406 | mvnhi r4, r4, asr #31 | 406 | mvnhi r4, r4, asr #31 |
| 407 | strb r4, [r2, #0] | 407 | strb r4, [r2, #0] |
| 408 | add r5, r5, r1, asr #7 | 408 | add r5, r5, r1, asr #7 |
| 409 | cmp r5, #255 | 409 | cmp r5, #255 |
| 410 | mvnhi r5, r5, asr #31 | 410 | mvnhi r5, r5, asr #31 |
| 411 | strb r5, [r2, #1] | 411 | strb r5, [r2, #1] |
| 412 | add r6, r6, r1, asr #7 | 412 | add r6, r6, r1, asr #7 |
| 413 | cmp r6, #255 | 413 | cmp r6, #255 |
| 414 | mvnhi r6, r6, asr #31 | 414 | mvnhi r6, r6, asr #31 |
| 415 | strb r6, [r2, #2] | 415 | strb r6, [r2, #2] |
| 416 | add r7, r7, r1, asr #7 | 416 | add r7, r7, r1, asr #7 |
| 417 | cmp r7, #255 | 417 | cmp r7, #255 |
| 418 | mvnhi r7, r7, asr #31 | 418 | mvnhi r7, r7, asr #31 |
| 419 | strb r7, [r2, #3] | 419 | strb r7, [r2, #3] |
| 420 | add r8, r8, r1, asr #7 | 420 | add r8, r8, r1, asr #7 |
| 421 | cmp r8, #255 | 421 | cmp r8, #255 |
| 422 | mvnhi r8, r8, asr #31 | 422 | mvnhi r8, r8, asr #31 |
| 423 | strb r8, [r2, #4] | 423 | strb r8, [r2, #4] |
| 424 | add r9, r9, r1, asr #7 | 424 | add r9, r9, r1, asr #7 |
| 425 | cmp r9, #255 | 425 | cmp r9, #255 |
| 426 | mvnhi r9, r9, asr #31 | 426 | mvnhi r9, r9, asr #31 |
| 427 | strb r9, [r2, #5] | 427 | strb r9, [r2, #5] |
| 428 | add r10, r10, r1, asr #7 | 428 | add r10, r10, r1, asr #7 |
| 429 | cmp r10, #255 | 429 | cmp r10, #255 |
| 430 | mvnhi r10, r10, asr #31 | 430 | mvnhi r10, r10, asr #31 |
| 431 | strb r10, [r2, #6] | 431 | strb r10, [r2, #6] |
| 432 | add r11, r11, r1, asr #7 | 432 | add r11, r11, r1, asr #7 |
| 433 | cmp r11, #255 | 433 | cmp r11, #255 |
| 434 | mvnhi r11, r11, asr #31 | 434 | mvnhi r11, r11, asr #31 |
| 435 | strb r11, [r2, #7] | 435 | strb r11, [r2, #7] |
| 436 | add r2, r2, r3 | 436 | add r2, r2, r3 |
| 437 | cmp r2, r0 | 437 | cmp r2, r0 |
| 438 | blo 4b | 438 | blo 4b |
| 439 | ldmfd sp!, { r4-r11 } | 439 | ldmfd sp!, { r4-r11 } |
| 440 | bx lr | 440 | bx lr |