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# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
from spack.package import *
class IntelXed(Package):
"""The Intel X86 Encoder Decoder library for encoding and decoding x86
machine instructions (64- and 32-bit). Also includes libxed-ild,
a lightweight library for decoding the length of an instruction."""
homepage = "https://intelxed.github.io/"
git = "https://github.com/intelxed/xed.git"
maintainers("mwkrentel")
mbuild_git = "https://github.com/intelxed/mbuild.git"
# Current versions now have actual releases and tags.
version("main", branch="main")
version("2023.07.09", tag="v2023.07.09")
version("2023.06.07", tag="v2023.06.07")
version("2023.04.16", tag="v2023.04.16")
version("2022.10.11", tag="v2022.10.11")
version("2022.08.11", tag="v2022.08.11")
version("2022.04.17", tag="v2022.04.17")
version("12.0.1", tag="12.0.1")
version("11.2.0", tag="11.2.0")
# The old 2019.03.01 version (before there were tags).
version("10.2019.03", commit="b7231de4c808db821d64f4018d15412640c34113", deprecated=True)
# XED wants the mbuild directory adjacent to xed in the same directory.
mdir = join_path("..", "mbuild")
resource(name="mbuild", placement=mdir, git=mbuild_git, branch="main", when="@main")
# Match xed more closely with the version of mbuild at the time.
resource(
name="mbuild", placement=mdir, git=mbuild_git, tag="v2022.07.28", when="@2022.07:9999"
)
resource(name="mbuild", placement=mdir, git=mbuild_git, tag="v2022.04.17", when="@:2022.06")
variant("debug", default=False, description="Enable debug symbols")
variant("pic", default=False, description="Compile with position independent code.")
# The current mfile uses python3 by name.
depends_on("python@3.7:", type="build")
patch("1201-segv.patch", when="@12.0.1")
patch("2019-python3.patch", when="@10.2019.03")
patch("libxed-ild.patch", when="@12.0:2022.12")
requires("target=x86_64:", msg="intel-xed only runs on x86/x86_64")
mycflags = [] # type: List[str]
# Save CFLAGS for use in install.
def flag_handler(self, name, flags):
if name == "cflags":
self.mycflags = flags
if "+pic" in self.spec:
flags.append(self.compiler.cc_pic_flag)
return (flags, None, None)
def install(self, spec, prefix):
# XED needs PYTHONPATH to find the mbuild directory.
mbuild_dir = join_path(self.stage.source_path, "..", "mbuild")
python_path = os.getenv("PYTHONPATH", "")
os.environ["PYTHONPATH"] = mbuild_dir + ":" + python_path
# In 2023.04.16, the xed source directory must be exactly 'xed',
# so add a symlink, but don't fail if the link already exists.
# See: https://github.com/intelxed/xed/issues/300
try:
lname = join_path(self.stage.source_path, "..", "xed")
os.symlink("spack-src", lname)
except OSError:
pass
mfile = Executable(join_path(".", "mfile.py"))
args = ["-j", str(make_jobs), "--cc=%s" % spack_cc, "--no-werror"]
if "+debug" in spec:
args.append("--debug")
# If an optimization flag (-O...) is specified in CFLAGS, use
# that, else set default opt level.
for flag in self.mycflags:
if flag.startswith("-O"):
break
else:
args.append("--opt=2")
# Build and install static libxed.a.
mfile("--clean")
mfile(*args)
mkdirp(prefix.include)
mkdirp(prefix.lib)
mkdirp(prefix.bin)
install(join_path("obj", "lib*.a"), prefix.lib)
# Build and install shared libxed.so and examples (to get the CLI).
mfile("--clean")
mfile("examples", "--shared", *args)
install(join_path("obj", "lib*.so"), prefix.lib)
# Starting with 11.x, the install files are moved or copied into
# subdirs of obj/wkit.
if spec.satisfies("@11.0:"):
wkit = join_path("obj", "wkit")
install(join_path(wkit, "bin", "xed"), prefix.bin)
install(join_path(wkit, "include", "xed", "*.h"), prefix.include)
else:
# Old 2019.03.01 paths.
install(join_path("obj", "examples", "xed"), prefix.bin)
install(join_path("include", "public", "xed", "*.h"), prefix.include)
install(join_path("obj", "*.h"), prefix.include)
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