Skip to content

F
ffmpeg.wasm-core
Commit e9497946 authored by Måns Rullgård's avatar Måns Rullgård
Browse files
Options

ARM: simple_idct_armv6.S whitespace cosmetics 

Originally committed as revision 16569 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 7f727ace
Hide whitespace changes
Inline Side-by-side
Showing with 27 additions and 27 deletions
libavcodec/arm/simple_idct_armv6.S
View file @ e9497946
...@@ -60,35 +60,35 @@ w57: .long W57 ...@@ -60,35 +60,35 @@ w57: .long W57
Output in registers r4--r11 Output in registers r4--r11
*/ */
.macro idct_row shift .macro idct_row shift
ldr lr, w46 /* lr = W4 | (W6 << 16) */ ldr lr, w46 /* lr = W4 | (W6 << 16) */
mov r1, #(1<<(\shift-1)) mov r1, #(1<<(\shift-1))
smlad r4, r2, ip, r1 smlad r4, r2, ip, r1
smlsd r7, r2, ip, r1 smlsd r7, r2, ip, r1
ldr ip, w13 /* ip = W1 | (W3 << 16) */ ldr ip, w13 /* ip = W1 | (W3 << 16) */
ldr r10,w57 /* r10 = W5 | (W7 << 16) */ ldr r10,w57 /* r10 = W5 | (W7 << 16) */
smlad r5, r2, lr, r1 smlad r5, r2, lr, r1
smlsd r6, r2, lr, r1 smlsd r6, r2, lr, r1
smuad r8, r3, ip /* r8 = B0 = W1*row[1] + W3*row[3] */ smuad r8, r3, ip /* r8 = B0 = W1*row[1] + W3*row[3] */
smusdx r11,r3, r10 /* r11 = B3 = W7*row[1] - W5*row[3] */ smusdx r11,r3, r10 /* r11 = B3 = W7*row[1] - W5*row[3] */
ldr lr, [r0, #12] /* lr = row[7,5] */ ldr lr, [r0, #12] /* lr = row[7,5] */
pkhtb r2, ip, r10,asr #16 /* r3 = W7 | (W3 << 16) */ pkhtb r2, ip, r10,asr #16 /* r3 = W7 | (W3 << 16) */
pkhbt r1, ip, r10,lsl #16 /* r1 = W1 | (W5 << 16) */ pkhbt r1, ip, r10,lsl #16 /* r1 = W1 | (W5 << 16) */
smusdx r9, r2, r3 /* r9 = -B1 = W7*row[3] - W3*row[1] */ smusdx r9, r2, r3 /* r9 = -B1 = W7*row[3] - W3*row[1] */
smlad r8, lr, r10,r8 /* B0 += W5*row[5] + W7*row[7] */ smlad r8, lr, r10,r8 /* B0 += W5*row[5] + W7*row[7] */
smusdx r10,r3, r1 /* r10 = B2 = W5*row[1] - W1*row[3] */ smusdx r10,r3, r1 /* r10 = B2 = W5*row[1] - W1*row[3] */
ldr r3, w42n /* r3 = -W4 | (-W2 << 16) */ ldr r3, w42n /* r3 = -W4 | (-W2 << 16) */
smlad r10,lr, r2, r10 /* B2 += W7*row[5] + W3*row[7] */ smlad r10,lr, r2, r10 /* B2 += W7*row[5] + W3*row[7] */
ldr r2, [r0, #4] /* r2 = row[6,4] */ ldr r2, [r0, #4] /* r2 = row[6,4] */
smlsdx r11,lr, ip, r11 /* B3 += W3*row[5] - W1*row[7] */ smlsdx r11,lr, ip, r11 /* B3 += W3*row[5] - W1*row[7] */
ldr ip, w46 /* ip = W4 | (W6 << 16) */ ldr ip, w46 /* ip = W4 | (W6 << 16) */
smlad r9, lr, r1, r9 /* B1 -= W1*row[5] + W5*row[7] */ smlad r9, lr, r1, r9 /* B1 -= W1*row[5] + W5*row[7] */
smlad r5, r2, r3, r5 /* A1 += -W4*row[4] - W2*row[6] */ smlad r5, r2, r3, r5 /* A1 += -W4*row[4] - W2*row[6] */
smlsd r6, r2, r3, r6 /* A2 += -W4*row[4] + W2*row[6] */ smlsd r6, r2, r3, r6 /* A2 += -W4*row[4] + W2*row[6] */
smlad r4, r2, ip, r4 /* A0 += W4*row[4] + W6*row[6] */ smlad r4, r2, ip, r4 /* A0 += W4*row[4] + W6*row[6] */
smlsd r7, r2, ip, r7 /* A3 += W4*row[4] - W6*row[6] */ smlsd r7, r2, ip, r7 /* A3 += W4*row[4] - W6*row[6] */
.endm .endm
/* /*
...@@ -101,20 +101,20 @@ w57: .long W57 ...@@ -101,20 +101,20 @@ w57: .long W57
Output in registers r4--r11 Output in registers r4--r11
*/ */
.macro idct_row4 shift .macro idct_row4 shift
ldr lr, w46 /* lr = W4 | (W6 << 16) */ ldr lr, w46 /* lr = W4 | (W6 << 16) */
ldr r10,w57 /* r10 = W5 | (W7 << 16) */ ldr r10,w57 /* r10 = W5 | (W7 << 16) */
mov r1, #(1<<(\shift-1)) mov r1, #(1<<(\shift-1))
smlad r4, r2, ip, r1 smlad r4, r2, ip, r1
smlsd r7, r2, ip, r1 smlsd r7, r2, ip, r1
ldr ip, w13 /* ip = W1 | (W3 << 16) */ ldr ip, w13 /* ip = W1 | (W3 << 16) */
smlad r5, r2, lr, r1 smlad r5, r2, lr, r1
smlsd r6, r2, lr, r1 smlsd r6, r2, lr, r1
smusdx r11,r3, r10 /* r11 = B3 = W7*row[1] - W5*row[3] */ smusdx r11,r3, r10 /* r11 = B3 = W7*row[1] - W5*row[3] */
smuad r8, r3, ip /* r8 = B0 = W1*row[1] + W3*row[3] */ smuad r8, r3, ip /* r8 = B0 = W1*row[1] + W3*row[3] */
pkhtb r2, ip, r10,asr #16 /* r3 = W7 | (W3 << 16) */ pkhtb r2, ip, r10,asr #16 /* r3 = W7 | (W3 << 16) */
pkhbt r1, ip, r10,lsl #16 /* r1 = W1 | (W5 << 16) */ pkhbt r1, ip, r10,lsl #16 /* r1 = W1 | (W5 << 16) */
smusdx r9, r2, r3 /* r9 = -B1 = W7*row[3] - W3*row[1] */ smusdx r9, r2, r3 /* r9 = -B1 = W7*row[3] - W3*row[1] */
smusdx r10,r3, r1 /* r10 = B2 = W5*row[1] - W1*row[3] */ smusdx r10,r3, r1 /* r10 = B2 = W5*row[1] - W1*row[3] */
.endm .endm
/* /*
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment