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perfoptimization-dev

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Lawrence Armstrong

3/27/22

Dear beneficiary, The US Secretary of State announced Monday that Federal Government in collaboration

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Dear beneficiary, The US Secretary of State announced Monday that Federal Government in collaboration

3/27/22

3/20/21

RE: (1) Databases for your business.

To unsubscribe, send us an email with the subject 'unsubscribe' [wpifldg] Hello. Databases

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RE: (1) Databases for your business.

To unsubscribe, send us an email with the subject 'unsubscribe' [wpifldg] Hello. Databases

3/20/21

5/13/19

Re:(6) perforacions@catalanadeperforacions.com Business offer / Бизнес предложение

We offer e-mail databases at affordable prices. [oovfk] For marketing, advertising, newsletters. [

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Re:(6) perforacions@catalanadeperforacions.com Business offer / Бизнес предложение

We offer e-mail databases at affordable prices. [oovfk] For marketing, advertising, newsletters. [

5/13/19

7/9/18

Outdoor and Camping Enthusiasts List

Hi, Would you be interested in acquiring an email list of "Outdoor and Camping Enthusiasts List

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Outdoor and Camping Enthusiasts List

Hi, Would you be interested in acquiring an email list of "Outdoor and Camping Enthusiasts List

7/9/18

1/22/18

Outdoor and Camping Enthusiasts List

Hi, Would you be interested in acquiring an email list of "Outdoor Enthusiasts List" from

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Outdoor and Camping Enthusiasts List

Hi, Would you be interested in acquiring an email list of "Outdoor Enthusiasts List" from

1/22/18

Laurent Noudohounsi, Eric Postpischil3

4/3/17

ztoc ctoz performance and multiple fft processes

On Apr 1, 2017, at 14:57, Laurent Noudohounsi <laurent.n...@gmail.com> wrote: Regarding

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ztoc ctoz performance and multiple fft processes

On Apr 1, 2017, at 14:57, Laurent Noudohounsi <laurent.n...@gmail.com> wrote: Regarding

4/3/17

3/9/17

Find min/max of buffer of integers?

Hi all, Is there a function like vDSP_minv but for integers (of various sizes)? I can't seem to

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Find min/max of buffer of integers?

Hi all, Is there a function like vDSP_minv but for integers (of various sizes)? I can't seem to

3/9/17

Michael Norris2

11/20/16

vDSP_biquadD crash in 32-bits?

Thanks — yes, I have extensively checked all of the expected pointer sizes, setup structure addresses

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vDSP_biquadD crash in 32-bits?

Thanks — yes, I have extensively checked all of the expected pointer sizes, setup structure addresses

11/20/16

Jens Alfke, … Ian Ollmann6

11/17/16

Detecting RAM-bandwidth-bound code

Another method to spot memory bound code is to run a simple Instruments time profile and look at the

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Detecting RAM-bandwidth-bound code

Another method to spot memory bound code is to run a simple Instruments time profile and look at the

11/17/16

Stéphane Letz, Olivier Tristan2

10/28/16

Re: Multi Core optimization (Olivier Tristan)

I see. That's too bad. I will have to dig further on this THREAD_TIME_CONSTRAINT_POLICY. and

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Re: Multi Core optimization (Olivier Tristan)

I see. That's too bad. I will have to dig further on this THREAD_TIME_CONSTRAINT_POLICY. and

10/28/16

Olivier Tristan

10/28/16

Multi Core optimization

Hi Guys, I'm trying to thread on multiple cores the rendering done in a CoreAudio callback (high/

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Multi Core optimization

Hi Guys, I'm trying to thread on multiple cores the rendering done in a CoreAudio callback (high/

10/28/16

10/24/16

Outdoor and Camping Enthusiasts List

Hi, Would you be interested in acquiring an email list of "Outdoor and Camping Enthusiasts List

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Outdoor and Camping Enthusiasts List

Hi, Would you be interested in acquiring an email list of "Outdoor and Camping Enthusiasts List

10/24/16

8/8/16

Outdoor Enthusiasts list

Hello, Hope my email finds you fine. A quick note to see if you would be interested in a discussion

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Outdoor Enthusiasts list

Hello, Hope my email finds you fine. A quick note to see if you would be interested in a discussion

8/8/16

Jean-Baptiste Rolland, Eric Postpischil2

7/29/16

On Jul 29, 2016, at 10:11, Jean-Baptiste Rolland <JB.Ro...@steinberg.de> wrote: Could you

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On Jul 29, 2016, at 10:11, Jean-Baptiste Rolland <JB.Ro...@steinberg.de> wrote: Could you

7/29/16

Patrick Collins, Ian Ollmann2

7/5/16

trying to use Accelerate framework's vDSP_vsmul with int16_t?

vDSP_vsmul is for floating-point data, not int16_t. You can try vDSP_vflt16, vDSP_vsmul, vDSP_vfixr16

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trying to use Accelerate framework's vDSP_vsmul with int16_t?

vDSP_vsmul is for floating-point data, not int16_t. You can try vDSP_vflt16, vDSP_vsmul, vDSP_vfixr16

7/5/16

5/15/16

Source code for Richards / DeltaBlue Swift/ObjC benchmarks?

Hi, Session 409 WWDC 2015 (“Optimizing Swift Performance") showed results for two benchmarks,

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Source code for Richards / DeltaBlue Swift/ObjC benchmarks?

Hi, Session 409 WWDC 2015 (“Optimizing Swift Performance") showed results for two benchmarks,

5/15/16

Alexandru Ciobanu, Stephen Canon2

3/15/16

standard deviation and vDSP_normalize()

> On Mar 15, 2016, at 5:28 PM, Alexandru Ciobanu <al...@rogue-research.com> wrote: > >

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standard deviation and vDSP_normalize()

> On Mar 15, 2016, at 5:28 PM, Alexandru Ciobanu <al...@rogue-research.com> wrote: > >

3/15/16

Emmanuel D'ANGELO

1/23/16

GPGPU pipeline working on iOS 9, not on OS X 10.11

Hi everyone, I'm checking the GPGPU possibilities with Metal, and I have a small test app that

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GPGPU pipeline working on iOS 9, not on OS X 10.11

Hi everyone, I'm checking the GPGPU possibilities with Metal, and I have a small test app that

1/23/16

Vesa Peltonen, … Justin Voo9

12/17/15

Fwd: Question about vDSP DFT performance on iPhone (6)

Thanks Justin and other very much for the reply. That triggered me to prepare a example project, and

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Fwd: Question about vDSP DFT performance on iPhone (6)

Thanks Justin and other very much for the reply. That triggered me to prepare a example project, and

12/17/15

Luigi Castelli, Eric Postpischil2

11/11/15

vDSP_normalize()

On Nov 11, 2015, at 07:29, Luigi Castelli <super...@yahoo.com> wrote: Now for the scalar code

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vDSP_normalize()

On Nov 11, 2015, at 07:29, Luigi Castelli <super...@yahoo.com> wrote: Now for the scalar code

11/11/15

Luigi Castelli, Stephen Canon5

10/28/15

vDSP branching loop

Perfect. Thanks Stephen! On Wednesday, October 28, 2015 8:26 PM, Stephen Canon <sca...@apple.com

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vDSP branching loop

Perfect. Thanks Stephen! On Wednesday, October 28, 2015 8:26 PM, Stephen Canon <sca...@apple.com

10/28/15

10/26/15

Hardware CRC32?

Is there any system API call to perform a hardware-accelerated CRC32 hash? I know many x86 CPUs have

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Hardware CRC32?

Is there any system API call to perform a hardware-accelerated CRC32 hash? I know many x86 CPUs have

10/26/15

10/26/15

One-pole smoothing filter (first order section) in vDSP ?

Hi there, I am trying to find a way to use vDSP to implement a one-pole smoothing filter. This is a

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One-pole smoothing filter (first order section) in vDSP ?

Hi there, I am trying to find a way to use vDSP to implement a one-pole smoothing filter. This is a

10/26/15

Luigi Castelli, Justin Voo4

10/18/15

vDSP_biquadm API

Hi Justin, thanks for taking the time to look at it. Yes, I will file a bug report as you said.

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vDSP_biquadm API

Hi Justin, thanks for taking the time to look at it. Yes, I will file a bug report as you said.

10/18/15

Jens Alfke, Jens Ayton2

9/28/15

How to access hardware-accelerated CRC32C?

On 25 Sep 2015, at 21:31, Jens Alfke <je...@mooseyard.com> wrote: > > …because of course I

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How to access hardware-accelerated CRC32C?

On 25 Sep 2015, at 21:31, Jens Alfke <je...@mooseyard.com> wrote: > > …because of course I

9/28/15

Sean McBride, Eric Postpischil6

7/6/15

New Xcode 7 const warning with vImageHistogramSpecification_ARGB8888()

On Jul 3, 2015, at 11:41, Sean McBride wrote: True, but there's precedent: the 10.9 SDK added a

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New Xcode 7 const warning with vImageHistogramSpecification_ARGB8888()

On Jul 3, 2015, at 11:41, Sean McBride wrote: True, but there's precedent: the 10.9 SDK added a

7/6/15

Jonathan Taylor, Stephen Canon3

5/20/15

AVX and clang code generation

Thanks for your reply. I've managed to condense it down to a self-contained compilable example (

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AVX and clang code generation

Thanks for your reply. I've managed to condense it down to a self-contained compilable example (

5/20/15

Kiran Pradeep, … Ian Ollmann17

5/4/15

2D array FFT - ios Accelerate performance gains nullified by it's limited API

> On May 4, 2015, at 1:11 PM, Sean McBride <se...@rogue-research.com> wrote: > > On Fri

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2D array FFT - ios Accelerate performance gains nullified by it's limited API

> On May 4, 2015, at 1:11 PM, Sean McBride <se...@rogue-research.com> wrote: > > On Fri

5/4/15

3/19/15

Documentation for GPU Instrument statistics?

Is there documentation for the current list of GPU statistics gathered by the CoreAnimation, GPU

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Documentation for GPU Instrument statistics?

Is there documentation for the current list of GPU statistics gathered by the CoreAnimation, GPU

3/19/15

Paul Russell, Stephen Checkoway3

3/14/15

Implementing copy-on-write buffer with mmap

On Mar 14, 2015, at 7:25 AM, Paul Russell <prus...@sonic.net> wrote: > It seems that the

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Implementing copy-on-write buffer with mmap

On Mar 14, 2015, at 7:25 AM, Paul Russell <prus...@sonic.net> wrote: > It seems that the

3/14/15

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