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ffmpeg.wasm-core
Commit ba91ac5c authored by Michael Niedermayer's avatar Michael Niedermayer
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Merge commit 'b7d24fd4' 

* commit 'b7d24fd4':
  ppc: dsputil: Merge some declarations and initializations
Merged-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parents eb680f2a b7d24fd4
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Showing with 219 additions and 270 deletions
libavcodec/ppc/dsputil_altivec.c
View file @ ba91ac5c
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libavcodec/ppc/dsputil_ppc.c
View file @ ba91ac5c
......@@ -51,8 +51,7 @@
*/
static void clear_blocks_dcbz32_ppc(int16_t *blocks)
{
register int misal = (unsigned long) blocks & 0x00000010;
register int i = 0;
register int misal = (unsigned long) blocks & 0x00000010, i = 0;
if (misal) {
((unsigned long *) blocks)[0] = 0L;
......@@ -77,8 +76,7 @@ static void clear_blocks_dcbz32_ppc(int16_t *blocks)
static void clear_blocks_dcbz128_ppc(int16_t *blocks)
{
#if HAVE_DCBZL
register int misal = (unsigned long) blocks & 0x0000007f;
register int i = 0;
register int misal = (unsigned long) blocks & 0x0000007f, i = 0;
if (misal) {
/* We could probably also optimize this case,
......@@ -104,8 +102,7 @@ static long check_dcbzl_effect(void)
#if HAVE_DCBZL
register char *fakedata = av_malloc(1024);
register char *fakedata_middle;
register long zero = 0;
register long i = 0;
register long zero = 0, i = 0;
if (!fakedata)
return 0L;
......
libavcodec/ppc/fdct_altivec.c
View file @ ba91ac5c
......@@ -191,7 +191,7 @@ static vector float fdctconsts[3] = {
void ff_fdct_altivec(int16_t *block)
{
vector signed short *bp;
vector float *cp;
vector float *cp = fdctconsts;
vector float b00, b10, b20, b30, b40, b50, b60, b70;
vector float b01, b11, b21, b31, b41, b51, b61, b71;
vector float mzero, cnst, cnsts0, cnsts1, cnsts2;
......@@ -201,7 +201,6 @@ void ff_fdct_altivec(int16_t *block)
/* mzero = -0.0 */
mzero = ((vector float) vec_splat_u32(-1));
mzero = ((vector float) vec_sl(vu32(mzero), vu32(mzero)));
cp = fdctconsts;
cnsts0 = vec_ld(0, cp);
cp++;
cnsts1 = vec_ld(0, cp);
......
libavcodec/ppc/gmc_altivec.c
View file @ ba91ac5c
......@@ -30,6 +30,7 @@
void ff_gmc1_altivec(uint8_t *dst /* align 8 */, uint8_t *src /* align1 */,
int stride, int h, int x16, int y16, int rounder)
{
int i;
const DECLARE_ALIGNED(16, unsigned short, rounder_a) = rounder;
const DECLARE_ALIGNED(16, unsigned short, ABCD)[8] = {
(16 - x16) * (16 - y16), /* A */
......@@ -42,28 +43,26 @@ void ff_gmc1_altivec(uint8_t *dst /* align 8 */, uint8_t *src /* align1 */,
(const vector unsigned char) vec_splat_u8(0);
register const vector unsigned short vcsr8 =
(const vector unsigned short) vec_splat_u16(8);
register vector unsigned char dstv, dstv2, src_0, src_1,
srcvA, srcvB, srcvC, srcvD;
register vector unsigned short Av, Bv, Cv, Dv, rounderV,
tempA, tempB, tempC, tempD;
int i;
register vector unsigned char dstv, dstv2, srcvB, srcvC, srcvD;
register vector unsigned short tempB, tempC, tempD;
unsigned long dst_odd = (unsigned long) dst & 0x0000000F;
unsigned long src_really_odd = (unsigned long) src & 0x0000000F;
tempA = vec_ld(0, (const unsigned short *) ABCD);
Av = vec_splat(tempA, 0);
Bv = vec_splat(tempA, 1);
Cv = vec_splat(tempA, 2);
Dv = vec_splat(tempA, 3);
rounderV = vec_splat((vec_u16) vec_lde(0, &rounder_a), 0);
register vector unsigned short tempA =
vec_ld(0, (const unsigned short *) ABCD);
register vector unsigned short Av = vec_splat(tempA, 0);
register vector unsigned short Bv = vec_splat(tempA, 1);
register vector unsigned short Cv = vec_splat(tempA, 2);
register vector unsigned short Dv = vec_splat(tempA, 3);
register vector unsigned short rounderV =
vec_splat((vec_u16) vec_lde(0, &rounder_a), 0);
/* we'll be able to pick-up our 9 char elements at src from those
* 32 bytes we load the first batch here, as inside the loop we can
* reuse 'src + stride' from one iteration as the 'src' of the next. */
src_0 = vec_ld(0, src);
src_1 = vec_ld(16, src);
srcvA = vec_perm(src_0, src_1, vec_lvsl(0, src));
register vector unsigned char src_0 = vec_ld(0, src);
register vector unsigned char src_1 = vec_ld(16, src);
register vector unsigned char srcvA = vec_perm(src_0, src_1,
vec_lvsl(0, src));
if (src_really_odd != 0x0000000F)
/* If (src & 0xF) == 0xF, then (src + 1) is properly aligned
......
libavcodec/ppc/idct_altivec.c
View file @ ba91ac5c
......@@ -76,31 +76,28 @@
vy4 = vec_subs(t2, t6);
#define IDCT \
vec_s16 vx0, vx1, vx2, vx3, vx4, vx5, vx6, vx7; \
vec_s16 vy0, vy1, vy2, vy3, vy4, vy5, vy6, vy7; \
vec_s16 a0, a1, a2, ma2, c4, mc4, zero, bias; \
vec_s16 t0, t1, t2, t3, t4, t5, t6, t7, t8; \
vec_u16 shift; \
\
c4 = vec_splat(constants[0], 0); \
a0 = vec_splat(constants[0], 1); \
a1 = vec_splat(constants[0], 2); \
a2 = vec_splat(constants[0], 3); \
mc4 = vec_splat(constants[0], 4); \
ma2 = vec_splat(constants[0], 5); \
bias = (vec_s16) vec_splat((vec_s32) constants[0], 3); \
vec_s16 c4 = vec_splat(constants[0], 0); \
vec_s16 a0 = vec_splat(constants[0], 1); \
vec_s16 a1 = vec_splat(constants[0], 2); \
vec_s16 a2 = vec_splat(constants[0], 3); \
vec_s16 mc4 = vec_splat(constants[0], 4); \
vec_s16 ma2 = vec_splat(constants[0], 5); \
vec_s16 bias = (vec_s16) vec_splat((vec_s32) constants[0], 3); \
\
zero = vec_splat_s16(0); \
shift = vec_splat_u16(4); \
vec_s16 zero = vec_splat_s16(0); \
vec_u16 shift = vec_splat_u16(4); \
\
vx0 = vec_mradds(vec_sl(block[0], shift), constants[1], zero); \
vx1 = vec_mradds(vec_sl(block[1], shift), constants[2], zero); \
vx2 = vec_mradds(vec_sl(block[2], shift), constants[3], zero); \
vx3 = vec_mradds(vec_sl(block[3], shift), constants[4], zero); \
vx4 = vec_mradds(vec_sl(block[4], shift), constants[1], zero); \
vx5 = vec_mradds(vec_sl(block[5], shift), constants[4], zero); \
vx6 = vec_mradds(vec_sl(block[6], shift), constants[3], zero); \
vx7 = vec_mradds(vec_sl(block[7], shift), constants[2], zero); \
vec_s16 vx0 = vec_mradds(vec_sl(block[0], shift), constants[1], zero); \
vec_s16 vx1 = vec_mradds(vec_sl(block[1], shift), constants[2], zero); \
vec_s16 vx2 = vec_mradds(vec_sl(block[2], shift), constants[3], zero); \
vec_s16 vx3 = vec_mradds(vec_sl(block[3], shift), constants[4], zero); \
vec_s16 vx4 = vec_mradds(vec_sl(block[4], shift), constants[1], zero); \
vec_s16 vx5 = vec_mradds(vec_sl(block[5], shift), constants[4], zero); \
vec_s16 vx6 = vec_mradds(vec_sl(block[6], shift), constants[3], zero); \
vec_s16 vx7 = vec_mradds(vec_sl(block[7], shift), constants[2], zero); \
\
IDCT_HALF \
\
......
libavcodec/ppc/int_altivec.c
View file @ ba91ac5c
......@@ -36,21 +36,19 @@
static int ssd_int8_vs_int16_altivec(const int8_t *pix1, const int16_t *pix2,
int size)
{
int i, size16;
int i, size16 = size >> 4;
vector signed char vpix1;
vector signed short vpix2, vdiff, vpix1l, vpix1h;
union {
vector signed int vscore;
int32_t score[4];
} u;
u.vscore = vec_splat_s32(0);
} u = { .vscore = vec_splat_s32(0) };
// XXX lazy way, fix it later
#define vec_unaligned_load(b) \
vec_perm(vec_ld(0, b), vec_ld(15, b), vec_lvsl(0, b));
size16 = size >> 4;
while (size16) {
// score += (pix1[i] - pix2[i]) * (pix1[i] - pix2[i]);
// load pix1 and the first batch of pix2
......
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