Skip to content

GitLab

Commit c8069f42 authored by Mathis Rosenhauer's avatar Mathis Rosenhauer
Browse files

vectorized more accessors

parent 84f6619e
Hide whitespace changes
Inline Side-by-side
Showing with 47 additions and 185 deletions
src/encode_accessors.c
View file @ c8069f42
......@@ -147,33 +147,23 @@ uint32_t aec_get_msb_32(struct aec_stream *strm)
void aec_get_rsi_8(struct aec_stream *strm)
{
uint32_t *out = strm->state->data_raw;
unsigned const char *in = strm->next_in;
int i;
uint32_t *restrict out = strm->state->data_raw;
unsigned const char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
for (i = 0; i < rsi; i++)
out[i] = (uint32_t)in[i];
strm->next_in += rsi;
strm->avail_in -= rsi;
while (rsi) {
out[0] = (uint32_t)in[0];
out[1] = (uint32_t)in[1];
out[2] = (uint32_t)in[2];
out[3] = (uint32_t)in[3];
out[4] = (uint32_t)in[4];
out[5] = (uint32_t)in[5];
out[6] = (uint32_t)in[6];
out[7] = (uint32_t)in[7];
in += 8;
out += 8;
rsi -= 8;
}
}
void aec_get_rsi_lsb_16(struct aec_stream *strm)
{
int i;
uint32_t *out = strm->state->data_raw;
const unsigned char *in = strm->next_in;
uint32_t *restrict out = strm->state->data_raw;
const unsigned char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
for (i = 0; i < rsi; i++)
......@@ -185,114 +175,48 @@ void aec_get_rsi_lsb_16(struct aec_stream *strm)
void aec_get_rsi_msb_16(struct aec_stream *strm)
{
uint32_t *out = strm->state->data_raw;
const unsigned char *in = strm->next_in;
int i;
uint32_t *restrict out = strm->state->data_raw;
const unsigned char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
for (i = 0; i < rsi; i++)
out[i] = ((uint32_t)in[2 * i] << 8) | (uint32_t)in[2 * i + 1];
strm->next_in += 2 * rsi;
strm->avail_in -= 2 * rsi;
while (rsi) {
out[0] = ((uint32_t)in[0] << 8)
| (uint32_t)in[1];
out[1] = ((uint32_t)in[2] << 8)
| (uint32_t)in[3];
out[2] = ((uint32_t)in[4] << 8)
| (uint32_t)in[5];
out[3] = ((uint32_t)in[6] << 8)
| (uint32_t)in[7];
out[4] = ((uint32_t)in[8] << 8)
| (uint32_t)in[9];
out[5] = ((uint32_t)in[10] << 8)
| (uint32_t)in[11];
out[6] = ((uint32_t)in[12] << 8)
| (uint32_t)in[13];
out[7] = ((uint32_t)in[14] << 8)
| (uint32_t)in[15];
in += 16;
out += 8;
rsi -= 8;
}
}
void aec_get_rsi_lsb_24(struct aec_stream *strm)
{
uint32_t *out = strm->state->data_raw;
const unsigned char *in = strm->next_in;
int i;
uint32_t *restrict out = strm->state->data_raw;
const unsigned char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
for (i = 0; i < rsi; i++)
out[i] = (uint32_t)in[3 * i]
| ((uint32_t)in[3 * i + 1] << 8)
| ((uint32_t)in[3 * i + 2] << 16);
strm->next_in += 3 * rsi;
strm->avail_in -= 3 * rsi;
while (rsi) {
out[0] = (uint32_t)in[0]
| ((uint32_t)in[1] << 8)
| ((uint32_t)in[2] << 16);
out[1] = (uint32_t)in[3]
| ((uint32_t)in[4] << 8)
| ((uint32_t)in[5] << 16);
out[2] = (uint32_t)in[6]
| ((uint32_t)in[7] << 8)
| ((uint32_t)in[8] << 16);
out[3] = (uint32_t)in[9]
| ((uint32_t)in[10] << 8)
| ((uint32_t)in[11] << 16);
out[4] = (uint32_t)in[12]
| ((uint32_t)in[13] << 8)
| ((uint32_t)in[14] << 16);
out[5] = (uint32_t)in[15]
| ((uint32_t)in[16] << 8)
| ((uint32_t)in[17] << 16);
out[6] = (uint32_t)in[18]
| ((uint32_t)in[19] << 8)
| ((uint32_t)in[20] << 16);
out[7] = (uint32_t)in[21]
| ((uint32_t)in[22] << 8)
| ((uint32_t)in[23] << 16);
in += 24;
out += 8;
rsi -= 8;
}
}
void aec_get_rsi_msb_24(struct aec_stream *strm)
{
uint32_t *out = strm->state->data_raw;
const unsigned char *in = strm->next_in;
int i;
uint32_t *restrict out = strm->state->data_raw;
const unsigned char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
for (i = 0; i < rsi; i++)
out[i] = ((uint32_t)in[3 * i] << 16)
| ((uint32_t)in[3 * i + 1] << 8)
| (uint32_t)in[3 * i + 2];
strm->next_in += 3 * rsi;
strm->avail_in -= 3 * rsi;
while (rsi) {
out[0] = ((uint32_t)in[0] << 16)
| ((uint32_t)in[1] << 8)
| (uint32_t)in[2];
out[1] = ((uint32_t)in[3] << 16)
| ((uint32_t)in[4] << 8)
| (uint32_t)in[5];
out[2] = ((uint32_t)in[6] << 16)
| ((uint32_t)in[7] << 8)
| (uint32_t)in[8];
out[3] = ((uint32_t)in[9] << 16)
| ((uint32_t)in[10] << 8)
| (uint32_t)in[11];
out[4] = ((uint32_t)in[12] << 16)
| ((uint32_t)in[13] << 8)
| (uint32_t)in[14];
out[5] = ((uint32_t)in[15] << 16)
| ((uint32_t)in[16] << 8)
| (uint32_t)in[17];
out[6] = ((uint32_t)in[18] << 16)
| ((uint32_t)in[19] << 8)
| (uint32_t)in[20];
out[7] = ((uint32_t)in[21] << 16)
| ((uint32_t)in[22] << 8)
| (uint32_t)in[23];
in += 24;
out += 8;
rsi -= 8;
}
}
#define AEC_GET_RSI_NATIVE_32(BO) \
......@@ -308,50 +232,19 @@ void aec_get_rsi_msb_24(struct aec_stream *strm)
#ifdef WORDS_BIGENDIAN
void aec_get_rsi_lsb_32(struct aec_stream *strm)
{
uint32_t *out = strm->state->data_raw;
const unsigned char *in = strm->next_in;
int i;
uint32_t *restrict out = strm->state->data_raw;
const unsigned char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
for (i = 0; i < rsi; i++)
out[i] = (uint32_t)in[4 * i]
| ((uint32_t)in[4 * i + 1] << 8)
| ((uint32_t)in[4 * i + 2] << 16)
| ((uint32_t)in[4 * i + 3] << 24);
strm->next_in += 4 * rsi;
strm->avail_in -= 4 * rsi;
while (rsi) {
out[0] = (uint32_t)in[0]
| ((uint32_t)in[1] << 8)
| ((uint32_t)in[2] << 16)
| ((uint32_t)in[3] << 24);
out[1] = (uint32_t)in[4]
| ((uint32_t)in[5] << 8)
| ((uint32_t)in[6] << 16)
| ((uint32_t)in[7] << 24);
out[2] = (uint32_t)in[8]
| ((uint32_t)in[9] << 8)
| ((uint32_t)in[10] << 16)
| ((uint32_t)in[11] << 24);
out[3] = (uint32_t)in[12]
| ((uint32_t)in[13] << 8)
| ((uint32_t)in[14] << 16)
| ((uint32_t)in[15] << 24);
out[4] = (uint32_t)in[16]
| ((uint32_t)in[17] << 8)
| ((uint32_t)in[18] << 16)
| ((uint32_t)in[19] << 24);
out[5] = (uint32_t)in[20]
| ((uint32_t)in[21] << 8)
| ((uint32_t)in[22] << 16)
| ((uint32_t)in[23] << 24);
out[6] = (uint32_t)in[24]
| ((uint32_t)in[25] << 8)
| ((uint32_t)in[26] << 16)
| ((uint32_t)in[27] << 24);
out[7] = (uint32_t)in[28]
| ((uint32_t)in[29] << 8)
| ((uint32_t)in[30] << 16)
| ((uint32_t)in[31] << 24);
in += 32;
out += 8;
rsi -= 8;
}
}
AEC_GET_RSI_NATIVE_32(msb);
......@@ -359,50 +252,19 @@ AEC_GET_RSI_NATIVE_32(msb);
#else /* !WORDS_BIGENDIAN */
void aec_get_rsi_msb_32(struct aec_stream *strm)
{
uint32_t *out = strm->state->data_raw;
const unsigned char *in = strm->next_in;
int i;
uint32_t *restrict out = strm->state->data_raw;
const unsigned char *restrict in = strm->next_in;
int rsi = strm->rsi * strm->block_size;
strm->next_in += 4 * rsi;
strm->avail_in -= 4 * rsi;
while (rsi) {
out[0] = ((uint32_t)in[0] << 24)
| ((uint32_t)in[1] << 16)
| ((uint32_t)in[2] << 8)
| (uint32_t)in[3];
out[1] = ((uint32_t)in[4] << 24)
| ((uint32_t)in[5] << 16)
| ((uint32_t)in[6] << 8)
| (uint32_t)in[7];
out[2] = ((uint32_t)in[8] << 24)
| ((uint32_t)in[9] << 16)
| ((uint32_t)in[10] << 8)
| (uint32_t)in[11];
out[3] = ((uint32_t)in[12] << 24)
| ((uint32_t)in[13] << 16)
| ((uint32_t)in[14] << 8)
| (uint32_t)in[15];
out[4] = ((uint32_t)in[16] << 24)
| ((uint32_t)in[17] << 16)
| ((uint32_t)in[18] << 8)
| (uint32_t)in[19];
out[5] = ((uint32_t)in[20] << 24)
| ((uint32_t)in[21] << 16)
| ((uint32_t)in[22] << 8)
| (uint32_t)in[23];
out[6] = ((uint32_t)in[24] << 24)
| ((uint32_t)in[25] << 16)
| ((uint32_t)in[26] << 8)
| (uint32_t)in[27];
out[7] = ((uint32_t)in[28] << 24)
| ((uint32_t)in[29] << 16)
| ((uint32_t)in[30] << 8)
| (uint32_t)in[31];
in += 32;
out += 8;
rsi -= 8;
}
for (i = 0; i < rsi; i++)
out[i] = ((uint32_t)in[4 * i] << 24)
| ((uint32_t)in[4 * i + 1] << 16)
| ((uint32_t)in[4 * i + 2] << 8)
| (uint32_t)in[4 * i + 3];
}
AEC_GET_RSI_NATIVE_32(lsb);
......
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