Forum topic

SGX and SGX1 of CPUID with SKL emulation

I am confused by CPUID data (see below) of SKL emulation with the latest version (7.39-win) of Intel SDE.

Authored by Jeremy W. Last updated on 02/10/2016 - 09:43
Forum topic

Executed instruction not valid for specified chip (PENTIUM4)

I encounter the following error message with the latest version (7.39-win) of Intel SDE, when I attempt the "-p4" switch. What is the preferred way of using the "-p4" switch?

Authored by Jeremy W. Last updated on 02/10/2016 - 07:34
Forum topic

Highest valid sub-leaf index of CPUID(EAX = 0DH)


Authored by Jeremy W. Last updated on 02/05/2016 - 11:09

Intel® Compiler Options for Intel® SSE and Intel® AVX generation (SSE2, SSE3, SSSE3, ATOM_SSSE3, SSE4.1, SSE4.2, ATOM_SSE4.2, AVX, AVX2, AVX-512) and processor-specific optimizations

Explains which Intel® Compiler switches to use to target and optimize for a specific platform, microarchitecture, CPU or processor.
Authored by Martyn Corden (Intel) Last updated on 02/04/2016 - 13:25
Forum topic

SGX - Self-modifying Code

Is self-modifying code allowed in SGX enclaves?  I created a simple example that just calls a function stored in a data buffer.  I changed the properties for the enclave DLL so that data is also ex

Authored by John C. Last updated on 02/01/2016 - 22:16

Software Occlusion Culling

This article details an algorithm and associated sample code for software occlusion culling which is available for download. The technique divides scene objects into occluders and occludees and culls occludees based on a depth comparison with the occluders that are software rasterized to the depth buffer. The sample code uses frustum culling and is optimized with Streaming SIMD Extensions (SSE)...
Authored by Kiefer Kuah (Intel) Last updated on 01/28/2016 - 15:09
Forum topic

PIN Failure to initialize DLL file python27.dll


I have a PIN tool that uses Python. the problem I'm having is that there is an error when PIN try to load it.

Authored by Albert g. Last updated on 01/25/2016 - 15:02
Forum topic

PIN unresolved external symbol xed_operand_values_set_rep




I'm including:

xed.lib pin.lib pinvm.lib ntdll-64.lib


but I'm still getting this error: 

Authored by Albert g. Last updated on 01/25/2016 - 11:58
Forum topic

intel xe composer compiler with AVX code

Are there any cases the intel compiler gives worst performance than other compilers especially visualstudio compiler v120.

Authored by semsem h. Last updated on 01/25/2016 - 08:17
Forum topic

SGX - presence of Manageability Engine

The SDK guide mentions monotonic counters and trusted time. These are apparently provided by the tae_service library, which communicates with special architectural enclaves.

Authored by Fredrik T. Last updated on 01/22/2016 - 09:00
For more complete information about compiler optimizations, see our Optimization Notice.