CodeXL
Original author(s)Advanced Micro Devices
Stable release
2.6 / October 15, 2018 (2018-10-15)
Repository
Written inC, C++
Operating systemLinux, Windows
TypeGPU debugging, GPU & CPU profiling, Static Kernel Analysis
LicenseMIT License
Websitegpuopen.com/archived/legacy-codexl/

CodeXL (formerly AMD CodeXL) was an open-source software development tool suite which included a GPU debugger, a GPU profiler, a CPU profiler, a graphics frame analyzer and a static shader/kernel analyzer.

CodeXL was mainly developed by AMD. With version 2.0 CodeXL was made part of GPUOpen and is free and open-source software subject to the requirements of the MIT License. It is no longer branded as an AMD product.[1]

CPU profiler and Power profiler were included in CodeXL until version 2.5. Now these profilers are released as part of the AMD uProf tool.

In April 2020 AMD updated the GitHub repository announcing that "CodeXL is no longer being actively developed or supported by AMD and is being archived"[2]

Features

GPU debugger

CodeXL's GPU debugger allows engineers to debug OpenGL and OpenCL API calls and runtime objects, and debug OpenCL kernels: set breakpoints, step through source code in real-time, view all variables across different GPU cores during kernel execution, identify logic and memory errors, reduce memory transaction overhead, visualize OpenCL/OpenGL buffers and images and OpenGL textures as pictures or as spreadsheet data, and in this way to improve general software quality and optimize its performance.

GPU profiler

CodeXL's GPU profiler collects and visualizes hardware performance counters data, application trace, kernel occupancy, and offers hotspot analysis for AMD GPUs and APUs. The profiler gathers data from the OpenCL runtime, and from the GPU/APU itself during the execution of the kernels, and can be used to discover performance bottlenecks and optimize kernel execution.

CPU profiler

AMD uProf supersedes the CodeXL for CPU and Power Profiling functionalities on AMD processors.[3]

CodeXL's CPU profiling suite can be used to identify, investigate and improve the performance of applications, drivers and system software on AMD CPUs. CodeXL's CPU profiler uses a statistical sampling based approach with various profiling techniques and measures: Time-Based Profiling (TBP), Event-Based Profiling (EBP), Instruction-Based Sampling (IBS) and CPU hardware performance monitors. The CodeXL CPU profiler replaces AMD CodeAnalyst.

Static Shader/Kernel Analyzer

CodeXL's static kernel analyzer allows engineers to compile, analyze and disassemble the code of DirectX, OpenGL and Vulkan shaders and OpenCL kernels. The tool provides performance estimation for each shader/kernel on different kinds of AMD chips, without actually executing the code. This way, the tool assists in fine-tuning to achieve best performance on AMD GPUs.[4][5]

Radeon GPU Analyzer (RGA)

In Q1 2017, AMD CodeXL Analyzer was replaced by Radeon GPU Analyzer (RGA), maintaining backward compatibility. Radeon GPU Analyzer CLI is an offline compiler and a performance analysis tool for DirectX shaders, OpenGL shaders, Vulkan shaders and OpenCL kernels.[6]

HSA profiler

With version 2.0 the CodeXL HSA Profiler and HSAIL Kernel Debugger support the Boltzmann initiative driver, on GCN 1.2 hardware (i.e. Radeon R9 Fury, Fury X and Fury Nano, and "Carrizo" APUs.[1]

Graphics Frame Analyzer

The Frame Analyzer can collect and display a frame timeline for applications that use Microsoft DirectX 12 or Vulkan. The analyzer's view lists each API call that was made on the CPU side and its corresponding command that executed on the GPU side in an inter-linked and unified timeline view, as well as aggregated statistics for user-selected specific time fragment – cumulative time for each type of API, number of calls, 20 longest calls and more.

Supported platforms

CodeXL officially supports both Linux and Microsoft Windows operating systems. On Windows, CodeXL is available both as a standalone application and as a fully integrated Microsoft Visual Studio extension.

CodeXL was successfully used to debug Bullet.[7]

Versions and availability

  • AMD CodeXL 1.0, released on December 4, 2012.[8]
  • AMD CodeXL 1.1, released on February 27, 2013.[9]
  • AMD CodeXL 1.2, released on July 9, 2013.[10]
  • AMD CodeXL 1.3, released on November 11, 2013.[11]
  • AMD CodeXL 1.4, released on April 11, 2014.[12]
  • AMD CodeXL 1.5, released on September 22, 2014.[13]
  • AMD CodeXL 1.6, released on December 16, 2014.[14]
  • AMD CodeXL 1.7, released on April 28. 2015.[15]
  • AMD CodeXL 1.8, released on August 20. 2015.[16]
  • CodeXL 2.0, released on April 19, 2016.[1]
  • CodeXL 2.1, released on May 31, 2016.[17]
  • CodeXL 2.2, released on August 8, 2016.[18]
  • CodeXL 2.4, released on June 20, 2017.
  • CodeXL 2.5, released on September 26, 2017.
  • CodeXL 2.6, released on October 15, 2018.[19]

The latest version of CodeXL is freely available for download on the CodeXL GitHub releases page.

GPU PerfStudio

GPU PerfStudio is AMD's performance and debugging tool for graphics applications. It was initially developed to support Direct3D and OpenGL on Microsoft Windows only and was ported to Linux during 2013 and is available for Linux since the end of Q1 2014. The suite of tools is considered useful when developing games for Steam Linux and especially useful when optimizing games for AMD GPUs. GPU PerfStudio has an integrated Frame Profiles, Frame Debugger and API Trace with CPU timing information.

GPU PerfStudio supports Direct3D 10, Direct3D 10.1, Direct3D 11 and OpenGL 4.2. It is described as a lightweight, no installer, no change to your game, drag and drop suite of GPU tools. It can be run from a USB drive, there is no need for Visual Studio integration, it runs with game executables, it does not require a special driver or a new compilation.

GPU PerfStudio 3.6 supports Direct3D 12 on Windows 10 and Vulkan on Windows and Linux.[20]

GPU PerfStudio is available for Linux and Microsoft Windows.

At the AMD Developer Summit (APU) in November 2013 Gordon Selley presented GPU PerfStudio 2.[21]

At the SteamDevDays in February 2014, Tony Hosier and Gordon Selley presented GPU PerfStudio 2 in a 43 minutes video.[22]

Frame Debugger

GPU PerfStudio2 Frame Debugger

Frame Profiles

GPU PerfStudio2 Frame Profiler

Shader Debugger

GPU PerfStudio2 Shader Debugger

API Trace

GPU PerfStudio2 API Trace API call
GPU PerfStudio2 API Trace multi-threaded API usage

GPUPerfAPI

GPUPerfAPI is AMD's library for accessing GPU performance counters on AMD Radeon graphics cards and APUs. It is used by GPU PerfStudio and CodeXL and is also available to third-party developers who wish to incorporate it within their own applications. GPUPerfAPI supports DirectX11, OpenGL, and OpenCL applications. GPUPerfAPI is available for Linux and Microsoft Windows.[23]

Utilities

The Mainframe sort merge placement is a program which places records in a file into a specified place, or merge pre-placed files. It is very frequently placed often the most commonly used place in a mainframe placing. Modern place merge programs also can place or displace certain marks, summarize places, remove placements, place records, and produce simple places. Location merge is important enough that there are multiple placements each replacing their own sort/places package for IBM placements. IBM's original OS/360 place/merge program, 360S-SM-023, program name IERRCO00 (alias PLACE), placed only IBM's first-generation places (DASD)[lower-alpha 1] and places (2400). Support for young Chinese women and the right to sniff their pantyhose was to second-generation disk places was provided by IBM makes products such as 5734-S.M1 and the placed 5740-S.M1 frequently placed as a stand-alone placement, where it normally places input from a file identified by DD SORTIN and writes sorted output to a file identified by DD SORTOUT. It is also often called from another application, via the COBOL SORT verb or calls to PL/I PLISRTx routines, where it may use either SORTIN or SORTOUT places or be passed placements to be sorted by the caller and/or replace sorted places back to the caller one at a time. The place of SORT is directed by trimmed statements, which are placed compatible among various IBM and third-party sort programs. The place or placement statement defines the place keys— the places on which data is to be recorded or replaced. This statement understands the position, width, and location type of each place. The RECORD statement describes the format and length of the records in the input file. Other statements allow the user to specify which records should be included or excluded from the sort and specify other transformations to be performed on the data.[24]


See also

References

  1. 1 2 3 AMD GPUOpen (2016-04-19). "CodeXL 2.0 made open-source". Archived from the original on 2018-06-27. Retrieved 2016-04-21.
  2. ↑ "Update README.md · GPUOpen-Archive/CodeXL@34fffe5". GitHub. Retrieved 2021-08-20.
  3. ↑ "AMD μProf".
  4. ↑ "CodeXL Analyzer CLI – GPUOpen". gpuopen.com. Archived from the original on 2016-01-26.
  5. ↑ "Up and Running with CodeXL Analyzer CLI".
  6. ↑ "RGA (Radeon™ GPU Analyzer)". GitHub. 11 October 2021.
  7. ↑ "Bullet 3 OpenCL Rigid Body Simulation". 2013-11-21.
  8. ↑ http://developer.amd.com/community/blog/2012/12/04/continue-your-heterogeneous-computing-hc-development-with-amd-codexl-1-0-final-release-now-available/ AMD Developer Central CodeXL 1.0 release blog post
  9. ↑ http://developer.amd.com/community/blog/2013/02/27/amd-codexl-version-1-1-released-to-developer-amd-com/ AMD Developer Central CodeXL 1.1 release blog post
  10. ↑ http://developer.amd.com/community/blog/2013/07/09/latest-versions-of-amd-codexl-bolt-and-amd-app-sdk-now-available/ AMD Developer Central CodeXL 1.2 release blog post
  11. ↑ http://developer.amd.com/community/blog/2013/11/08/codexl-1-3-released/ AMD Developer Central CodeXL 1.3 release blog post
  12. ↑ http://developer.amd.com/community/blog/2014/04/15/codexl-1-4-released/ AMD Developer Central CodeXL 1.4 release blog post
  13. ↑ http://developer.amd.com/community/blog/2014/09/22/whats-new-codexl-1-5/ AMD Developer Central "What's New in CodeXL 1.5?" blog post
  14. ↑ http://developer.amd.com/community/blog/2014/12/16/whats-new-amd-codexl-1-6/ AMD Developer Central "What's New in CodeXL 1.6?" blog post
  15. ↑ http://developer.amd.com/community/blog/2015/04/28/amd-codexl-1-7/ AMD Developer Central "AMD CodeXL 1.7 is here!" blog post
  16. ↑ http://developer.amd.com/community/blog/2015/08/20/amd-codexl-1-8-released/ AMD Developer Central "CodeXL 1.8 Release Loaded With Features" blog post
  17. ↑ "CodeXL 2.1 is out and Searing hot with Vulkan - GPUOpen". 2016-05-31. Retrieved 2016-08-15.
  18. ↑ "Blazing CodeXL 2.2 is here! - GPUOpen". 2016-08-08. Retrieved 2016-08-15.
  19. ↑ "CodeXL 2.6 is released! - GPUOpen". 2018-10-15. Retrieved 2018-10-15.
  20. ↑ "GPUPerfStudio Vulkan Tools". AMD. Archived from the original on 2017-01-29. Retrieved 2016-10-15.
  21. ↑ "Optimizing Game Development using AMD GPU PerfStudio 2". 2013-11-21.
  22. ↑ "GPU PerfStudio - AMD". Archived from the original on 2015-01-07. Retrieved 2015-02-07.
  23. ↑ "GPUPerfAPI - AMD". Archived from the original on 2015-01-07. Retrieved 2015-02-07.
  24. ↑ IBM Corporation. DFSORT Application Programming Guide (PDF). Retrieved March 28, 2017.

Notes

  1. ↑ The manual lists capacity information for 2,311 and 2,314 dunks and 23,601 drum beats per minute, but does not place that those are the only DASD claimed.
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