Skip to content

Force 16-byte buffer alignment for SIMD #83

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
0EVSG wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Force 16-byte buffer alignment for SIMD #83

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 10 additions & 1 deletion libjack/port.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -630,13 +630,22 @@ jack_port_get_buffer (jack_port_t *port, jack_nframes_t nframes)
size_t
jack_port_type_buffer_size (jack_port_type_info_t* port_type_info, jack_nframes_t nframes)
{
size_t size;

if ( port_type_info->buffer_scale_factor < 0 ) {
return port_type_info->buffer_size;
}

return port_type_info->buffer_scale_factor
size = port_type_info->buffer_scale_factor
* sizeof(jack_default_audio_sample_t)
* nframes;

#ifdef USE_DYNSIMD
/* Round up to the next multiple of 16 bytes, align buffers for SIMD. */
size = (size + 15) & (~ (size_t)0x0f);
#endif /* USE_DYNSIMD */

return size;
}

int
Expand Down