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Audio: Component: Add HiFi5 implementation of cir_buf_copy. 

Add HiFi3 & HiFi5 implementation of function cir_buf_copy.
Compared with generic C version, the HiFi3 version can save
about 3% cycles and HiFi5 version can save about 40% cycles.

Signed-off-by: Andrula Song <andrula.song@intel.com>
This commit is contained in:
Andrula Song 2024-01-04 14:34:35 +08:00 committed by Kai Vehmanen
parent 40c8e477f0
commit 02e88372d0
1 changed files with 90 additions and 2 deletions
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92
src/audio/component.c
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@ -232,6 +232,50 @@ int audio_stream_copy(const struct audio_stream *source, uint32_t ioffset,
return samples;
}
void cir_buf_copy(void *src, void *src_addr, void *src_end, void *dst,
void *dst_addr, void *dst_end, size_t byte_size)
{
size_t bytes = byte_size;
size_t bytes_src;
size_t bytes_dst;
size_t bytes_copied;
size_t short_copied;
int left, m, i;
ae_int16x4 in_sample1, in_sample2;
ae_valignx2 inu;
ae_valignx2 outu = AE_ZALIGN128();
ae_int16x8 *in = (ae_int16x8 *)src;
ae_int16x8 *out = (ae_int16x8 *)dst;
while (bytes) {
bytes_src = cir_buf_bytes_without_wrap(in, src_end);
bytes_dst = cir_buf_bytes_without_wrap(out, dst_end);
bytes_copied = MIN(bytes_src, bytes_dst);
bytes_copied = MIN(bytes, bytes_copied);
short_copied = bytes_copied >> 1;
m = short_copied >> 3;
left = short_copied & 0x07;
inu = AE_LA128_PP(in);
/* copy 2 * 4 * 16bit(16 bytes)per loop */
for (i = 0; i < m; i++) {
AE_LA16X4X2_IP(in_sample1, in_sample2, inu, in);
AE_SA16X4X2_IP(in_sample1, in_sample2, outu, out);
}
AE_SA128POS_FP(outu, out);
/* process the left bits that less than 2 * 4 * 16 */
for (i = 0; i < left ; i++) {
AE_L16_IP(in_sample1, (ae_int16 *)in, sizeof(ae_int16));
AE_S16_0_IP(in_sample1, (ae_int16 *)out, sizeof(ae_int16));
}
bytes -= bytes_copied;
in = cir_buf_wrap(in, src_addr, src_end);
out = cir_buf_wrap(out, dst_addr, dst_end);
}
}
#elif defined(STREAMCOPY_HIFI3)
#include <xtensa/tie/xt_hifi3.h>
@ -279,6 +323,50 @@ int audio_stream_copy(const struct audio_stream *source, uint32_t ioffset,
return samples;
}
void cir_buf_copy(void *src, void *src_addr, void *src_end, void *dst,
void *dst_addr, void *dst_end, size_t byte_size)
{
size_t bytes = byte_size;
size_t bytes_src;
size_t bytes_dst;
size_t bytes_copied;
size_t short_copied;
int left, m, i;
ae_int16x4 in_sample = AE_ZERO16();
ae_valign inu = AE_ZALIGN64();
ae_valign outu = AE_ZALIGN64();
ae_int16x4 *in = (ae_int16x4 *)src;
ae_int16x4 *out = (ae_int16x4 *)dst;
while (bytes) {
bytes_src = cir_buf_bytes_without_wrap(in, src_end);
bytes_dst = cir_buf_bytes_without_wrap(out, dst_end);
bytes_copied = MIN(bytes_src, bytes_dst);
bytes_copied = MIN(bytes, bytes_copied);
short_copied = bytes_copied >> 1;
m = short_copied >> 2;
left = short_copied & 0x03;
inu = AE_LA64_PP(in);
/* copy 4 * 16bit(8 bytes)per loop */
for (i = 0; i < m; i++) {
AE_LA16X4_IP(in_sample, inu, in);
AE_SA16X4_IP(in_sample, outu, out);
}
AE_SA64POS_FP(outu, out);
/* process the left bits that less than 4 * 16 */
for (i = 0; i < left ; i++) {
AE_L16_IP(in_sample, (ae_int16 *)in, sizeof(ae_int16));
AE_S16_0_IP(in_sample, (ae_int16 *)out, sizeof(ae_int16));
}
bytes -= bytes_copied;
in = cir_buf_wrap(in, src_addr, src_end);
out = cir_buf_wrap(out, dst_addr, dst_end);
}
}
#else
int audio_stream_copy(const struct audio_stream *source, uint32_t ioffset,
@ -308,8 +396,6 @@ int audio_stream_copy(const struct audio_stream *source, uint32_t ioffset,
return samples;
}
#endif
void cir_buf_copy(void *src, void *src_addr, void *src_end, void *dst,
void *dst_addr, void *dst_end, size_t byte_size)
{
@ -332,6 +418,8 @@ void cir_buf_copy(void *src, void *src_addr, void *src_end, void *dst,
}
}
#endif
void audio_stream_copy_from_linear(const void *linear_source, int ioffset,
struct audio_stream *sink, int ooffset,
unsigned int samples)