Source code of IACA
we'd like to read source code of some softwares we interested in,Can IACA software be open source ?How long will it be open source ?
View ArticleAVX2 support
Is IACA still being maintained? If so, can one expect AVX2 instruction support any time soon?
View Articlehelp needed
Hi! I start to use IACAto analyze my code .But I don't how to fix this:COULD NOT FIND START_MARKER NUMBER 1 The input files is generated with the gcc complier,is it the problem? Must I use the Intel...
View ArticleLatency of instructions
I just started to use IACA and it looks to me that the resulted values differ from the documented ones. For example, when I execute it on a single vmulpd operation, like IACA_START vmulpd r1, r2, r3...
View ArticleIntel(R) Architecture Code Analyzer 2.0 Now Available
Intel Architecture Code Analyzer 2.0 is now available. This release includes support for the 2nd and 3rd generation Intel Core processor families (code-named Sandy Bridge and Ivy Bridge,...
View ArticleGraph switch ignored
Thanks for this tool, it's amazingly useful for optimizing SIMD routines. The -graph switch seems to be ignored in my version (2.0/win32), maybe an oversight?
View Articleiaca output explanation
I know , intel machine has 6 ports, each port has several function units. 29 | Num of | Ports pressure in cycles | |30 | Uops | 0 - DV | 1 | 2 - D | 3 - D | 4 | 5 | |31...
View ArticleIs Microsoft's 64-bit 2010 compiler supported?
Hi, I'm using Microsoft's 64-bit compiler in 2010. In version 1.1.3 of IACA there were a IACA_VC64_START macro. This didn't work on any of my test projects. Now in the latest version (2.0.1) the...
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Bottleneck is InterIteration
Hi, iaca reports the throughput buttleneck is interiteration, what does this mean and how to optimize. Thanks AttachmentSize Download ss.jpg40.24 KB
View Articleiaca-lin32 for x64?
Helo there, looks like I am missing something simple, but I couldn't find a separate binaries for 64bit linux, where as the one listed on download page(iaca-lin32) gives me a number of errors related...
View ArticleIACA Feedback
Hello, First of all well done on an excellent tool! I have just a couple of suggestions: - My first comment is on the C vs. Assembly orientation of the tool. The documentation seems to suggest the use...
View ArticleIntel(R) Architecture Code Analyzer 2.1 Now Available
Intel Architecture Code Analyzer 2.1 is now available. This release includes support for the 4th generation Intel Core processor families (code-named Haswell)....
View ArticleUnderstanding Latency and Throughput
For a loop with 20 statements, attached below are the latency and throughput analysis by IACA: <pre> Intel(R) Architecture Code Analyzer Version - 2.1 Analyzed File - foo_avx.o Binary Format -...
View ArticleIACA fails on older Macs
Both the 32-bit and the 64-bit OS X versions of IACA 2.1 crash on my Mac, with "Illegal instruction: 4". I believe this message means that an unrecognized instruction was encountered. I am using OS X...
View ArticleIACA Running on linux 64
Hi , I am new here and it is my first post on this forum I would like to use IACA for my code C and I did add: -the iacaMarks.h to my project -the "IACA_START" , "IACA_END" in my code -set PATH =...
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