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new 75db21a939 gnu: Add gem5.
75db21a939 is described below
commit 75db21a939f8e25c7df1be889c64d7d4c50fe847
Author: Cayetano Santos <[email protected]>
AuthorDate: Wed Feb 25 16:55:51 2026 +0100
gnu: Add gem5.
* gnu/packages/computer-architecture.scm (gem5): New variable.
Merges guix/guix!6707
Change-Id: I904473136883bb934be7297b0421f6fd90f4cb37
Co-authored-by: Efraim Flashner <[email protected]>
Modified-by: Cayetano Santos <[email protected]>
---
gnu/packages/computer-architecture.scm | 129 ++++++++++++++++++++++++++++++++-
1 file changed, 128 insertions(+), 1 deletion(-)
diff --git a/gnu/packages/computer-architecture.scm
b/gnu/packages/computer-architecture.scm
index db289e1568..d4f4a4e2b1 100644
--- a/gnu/packages/computer-architecture.scm
+++ b/gnu/packages/computer-architecture.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2026 Cayetano Santos <[email protected]>
+;;; Copyright © 2022-2023 Efraim Flashner <[email protected]>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -19,14 +20,140 @@
(define-module (gnu packages computer-architecture)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix build-system qt)
+ #:use-module (guix build-system scons)
#:use-module (guix gexp)
#:use-module (guix git-download)
#:use-module (guix packages)
#:use-module (guix utils)
#:use-module (gnu packages)
+ #:use-module (gnu packages boost)
+ #:use-module (gnu packages compression)
+ #:use-module (gnu packages cpp)
#:use-module (gnu packages electronics)
+ #:use-module (gnu packages engineering)
+ #:use-module (gnu packages graphviz)
+ #:use-module (gnu packages image)
+ #:use-module (gnu packages m4)
+ #:use-module (gnu packages maths)
+ #:use-module (gnu packages perl)
+ #:use-module (gnu packages pkg-config)
+ #:use-module (gnu packages protobuf)
#:use-module (gnu packages python)
- #:use-module (gnu packages qt))
+ #:use-module (gnu packages python-xyz)
+ #:use-module (gnu packages qt)
+ #:use-module (gnu packages shells))
+
+;;; Strongly based on package gem5 in channel
+;; https://git.genenetwork.org/guix-bioinformatics
+(define-public gem5
+ (package
+ (name "gem5")
+ (version "25.1")
+ (source
+ (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url "https://github.com/gem5/gem5";)
+ (commit (string-append "v" version))))
+ (file-name (git-file-name name version))
+ (sha256
+ (base32 "0p40cb3g29zwy3fskah6rxyn8a8xjh9cc6riyigg5l4i854hj2nj"))
+ (snippet
+ #~(begin
+ (use-modules (guix build utils))
+ ;; For reproducibility.
+ (substitute* "src/base/date.cc"
+ (("__DATE__") "\"1970-01-01\"")
+ (("__TIME__") "\"00:00:00\""))
+ ;; TODO: Unbundle systemc, libelf and googletest
+ (delete-file-recursively "ext/ply") ;unbundling of python-ply
+ ;; Unbundling of pybind11
+ (delete-file-recursively "ext/pybind11")
+ (substitute* "ext/sst/Makefile.linux"
+ (("-I../../ext/pybind11/include/")
+ "${shell pybind11-config --includes}"))
+ (substitute* "SConstruct"
+ ((".*pybind11.*") ""))))))
+ (build-system scons-build-system)
+ (arguments
+ (list
+ #:scons-flags #~(list "--verbose")
+ #:build-targets #~(list "build/ALL/gem5.opt")
+ #:phases
+ #~(modify-phases %standard-phases
+ (add-after 'unpack 'patch-source
+ (lambda* (#:key inputs #:allow-other-keys)
+ (substitute* "SConstruct"
+ ;; Force adding missing includes into the environment.
+ (("main\\.Append\\(CPPPATH=\\[Dir\\('" all)
+ (string-append
+ all (assoc-ref inputs "capstone") "/include')])\n"
+ all (assoc-ref inputs "hdf5") "/include')])\n"
+ all (assoc-ref inputs "kernel-headers") "/include')])\n"
+ all (assoc-ref inputs "libpng") "/include')])\n"
+ all (assoc-ref inputs "protobuf") "/include')])\n"
+ all (assoc-ref inputs "pybind11") "/include')])\n"
+ all (assoc-ref inputs "zlib") "/include')])\n"
+ all)))
+ (substitute* "ext/libelf/SConscript"
+ (("m4env\\.Tool" all)
+ (string-append
+ "m4env.Append(CPPPATH=[Dir('"
+ (assoc-ref inputs "kernel-headers")
+ "/include')])\n"
+ all)))
+ (substitute* "ext/libelf/native-elf-format"
+ (("cc") #$(cc-for-target)))))
+ ;; This uses the cached results from the previous 'build phase.
+ ;; Move to after 'install and delete build dir first?
+ (replace 'check
+ (lambda* (#:key tests? #:allow-other-keys #:rest args)
+ (when tests?
+ (apply (assoc-ref %standard-phases 'build)
+ #:build-targets '("build/ALL/unittests.opt")
+ args))))
+ (replace 'install
+ (lambda _
+ (let* ((bin (string-append #$output "/bin/")))
+ (mkdir-p bin)
+ (install-file "build/ALL/gem5.opt" bin)
+ (install-file "build/ALL/gem5py" bin)
+ (install-file "build/ALL/gem5py_m5" bin)
+ (copy-recursively
+ "configs"
+ (string-append #$output"/share/gem5/configs")))))
+ (add-after 'install 'wrap-binaries
+ (lambda _
+ (for-each
+ (lambda (file)
+ (wrap-program file
+ `("GUIX_PYTHONPATH" ":" prefix
+ (,(getenv "GUIX_PYTHONPATH")))))
+ (find-files (string-append #$output "/bin"))))))))
+ (inputs
+ (list capstone
+ gperftools
+ hdf5
+ libpng
+ protobuf
+ pybind11
+ python
+ python-ply
+ python-pydot
+ zlib))
+ (native-inputs
+ (list boost
+ m4
+ tcsh
+ perl
+ python-minimal-wrapper
+ pkg-config))
+ (home-page "http://gem5.org/";)
+ (synopsis "Modular platform for computer-system architecture research")
+ (description "The gem5 simulator is a modular platform for computer-system
+architecture research, encompassing system-level architecture as well as
+processor microarchitecture.")
+ (license license:bsd-3)))
(define-public ripes
;; Includes Qt6 support.
