Add libpfm

ci_config.json

@@ -511,6 +511,16 @@
       "libpciaccess-dev"
     ]
   },
+  "libpfm": {
+    "_comment": "Requires MinGW/MSYS to build on Windows. Only supports ARM on Linux.",
+    "build_on": {
+      "aarch64": false,
+      "arm": false,
+      "linux-aarch64": true,
+      "linux-arm": true,
+      "windows": false
+    }
+  },
   "libpsl": {
     "_comment": "with build all, it selects icu as a dependency which breaks the tests.",
     "alpine_packages": [

releases.json

@@ -1753,6 +1753,14 @@
       "2.3.1-1"
     ]
   },
+  "libpfm": {
+    "dependency_names": [
+      "libpfm"
+    ],
+    "versions": [
+      "4.13.0-1"
+    ]
+  },
   "libpng": {
     "dependency_names": [
       "libpng"

subprojects/libpfm.wrap

@@ -0,0 +1,9 @@
+[wrap-file]
+directory = libpfm-4.13.0
+source_url = https://sourceforge.net/projects/perfmon2/files/libpfm4/libpfm-4.13.0.tar.gz/download
+source_filename = libpfm-4.13.0.tar.gz
+source_hash = d18b97764c755528c1051d376e33545d0eb60c6ebf85680436813fa5b04cc3d1
+patch_directory = libpfm
+
+[provide]
+libpfm = libpfm_dep

subprojects/packagefiles/libpfm/examples/meson.build

@@ -0,0 +1,19 @@
+_deps = [m_dep, libpfm_dep]
+if host_machine.system() == 'linux'
+    _deps += [threads_dep, rt_dep]
+elif host_machine.system() == 'windows'
+    _deps += [cc.find_library('gnurx', required: false)]
+endif
+
+executable(
+    'showevtinfo',
+    'showevtinfo.c',
+    c_args: ['-D_GNU_SOURCE'],
+    dependencies: _deps,
+)
+executable(
+    'check_events',
+    'check_events.c',
+    c_args: ['-D_GNU_SOURCE'],
+    dependencies: _deps,
+)

subprojects/packagefiles/libpfm/include/meson.build

@@ -0,0 +1,7 @@
+inc = include_directories('.')
+install_headers(
+    'perfmon/pfmlib.h',
+    'perfmon/perf_event.h',
+    'perfmon/pfmlib_perf_event.h',
+    subdir: 'perfmon',
+)

subprojects/packagefiles/libpfm/lib/meson.build

@@ -0,0 +1,217 @@
+_srcs = files('pfmlib_common.c')
+
+if host_machine.system() == 'linux'
+    _srcs += files(
+        'pfmlib_perf_event.c',
+        'pfmlib_perf_event_pmu.c',
+        'pfmlib_perf_event_raw.c',
+    )
+endif
+
+_args = ['-D_REENTRANT']
+
+if host_machine.cpu_family() == 'ia64'
+    _args += ['-DCONFIG_PFMLIB_ARCH_IA64']
+
+elif host_machine.cpu_family() in ['x86', 'x86_64']
+    if host_machine.system() == 'linux'
+        _srcs += files(
+            'pfmlib_amd64_perf_event.c',
+            'pfmlib_intel_netburst_perf_event.c',
+            'pfmlib_intel_snbep_unc_perf_event.c',
+            'pfmlib_intel_x86_perf_event.c',
+        )
+    endif
+
+    _srcs += files(
+        'pfmlib_amd64.c',
+        'pfmlib_amd64_fam10h.c',
+        'pfmlib_amd64_fam11h.c',
+        'pfmlib_amd64_fam12h.c',
+        'pfmlib_amd64_fam14h.c',
+        'pfmlib_amd64_fam15h.c',
+        'pfmlib_amd64_fam16h.c',
+        'pfmlib_amd64_fam17h.c',
+        'pfmlib_amd64_fam19h.c',
+        'pfmlib_amd64_fam19h_l3.c',
+        'pfmlib_amd64_k7.c',
+        'pfmlib_amd64_k8.c',
+        'pfmlib_amd64_rapl.c',
+        'pfmlib_intel_atom.c',
+        'pfmlib_intel_bdw.c',
+        'pfmlib_intel_bdx_unc_cbo.c',
+        'pfmlib_intel_bdx_unc_ha.c',
+        'pfmlib_intel_bdx_unc_imc.c',
+        'pfmlib_intel_bdx_unc_irp.c',
+        'pfmlib_intel_bdx_unc_pcu.c',
+        'pfmlib_intel_bdx_unc_qpi.c',
+        'pfmlib_intel_bdx_unc_r2pcie.c',
+        'pfmlib_intel_bdx_unc_r3qpi.c',
+        'pfmlib_intel_bdx_unc_sbo.c',
+        'pfmlib_intel_bdx_unc_ubo.c',
+        'pfmlib_intel_core.c',
+        'pfmlib_intel_glm.c',
+        'pfmlib_intel_hsw.c',
+        'pfmlib_intel_hswep_unc_cbo.c',
+        'pfmlib_intel_hswep_unc_ha.c',
+        'pfmlib_intel_hswep_unc_imc.c',
+        'pfmlib_intel_hswep_unc_irp.c',
+        'pfmlib_intel_hswep_unc_pcu.c',
+        'pfmlib_intel_hswep_unc_qpi.c',
+        'pfmlib_intel_hswep_unc_r2pcie.c',
+        'pfmlib_intel_hswep_unc_r3qpi.c',
+        'pfmlib_intel_hswep_unc_sbo.c',
+        'pfmlib_intel_hswep_unc_ubo.c',
+        'pfmlib_intel_icl.c',
+        'pfmlib_intel_ivb.c',
+        'pfmlib_intel_ivb_unc.c',
+        'pfmlib_intel_ivbep_unc_cbo.c',
+        'pfmlib_intel_ivbep_unc_ha.c',
+        'pfmlib_intel_ivbep_unc_imc.c',
+        'pfmlib_intel_ivbep_unc_irp.c',
+        'pfmlib_intel_ivbep_unc_pcu.c',
+        'pfmlib_intel_ivbep_unc_qpi.c',
+        'pfmlib_intel_ivbep_unc_r2pcie.c',
+        'pfmlib_intel_ivbep_unc_r3qpi.c',
+        'pfmlib_intel_ivbep_unc_ubo.c',
+        'pfmlib_intel_knc.c',
+        'pfmlib_intel_knl.c',
+        'pfmlib_intel_knl_unc_cha.c',
+        'pfmlib_intel_knl_unc_edc.c',
+        'pfmlib_intel_knl_unc_imc.c',
+        'pfmlib_intel_knl_unc_m2pcie.c',
+        'pfmlib_intel_netburst.c',
+        'pfmlib_intel_nhm.c',
+        'pfmlib_intel_nhm_unc.c',
+        'pfmlib_intel_rapl.c',
+        'pfmlib_intel_skl.c',
+        'pfmlib_intel_skx_unc_cha.c',
+        'pfmlib_intel_skx_unc_iio.c',
+        'pfmlib_intel_skx_unc_imc.c',
+        'pfmlib_intel_skx_unc_irp.c',
+        'pfmlib_intel_skx_unc_m2m.c',
+        'pfmlib_intel_skx_unc_m3upi.c',
+        'pfmlib_intel_skx_unc_pcu.c',
+        'pfmlib_intel_skx_unc_ubo.c',
+        'pfmlib_intel_skx_unc_upi.c',
+        'pfmlib_intel_slm.c',
+        'pfmlib_intel_snb.c',
+        'pfmlib_intel_snb_unc.c',
+        'pfmlib_intel_snbep_unc.c',
+        'pfmlib_intel_snbep_unc_cbo.c',
+        'pfmlib_intel_snbep_unc_ha.c',
+        'pfmlib_intel_snbep_unc_imc.c',
+        'pfmlib_intel_snbep_unc_pcu.c',
+        'pfmlib_intel_snbep_unc_qpi.c',
+        'pfmlib_intel_snbep_unc_r2pcie.c',
+        'pfmlib_intel_snbep_unc_r3qpi.c',
+        'pfmlib_intel_snbep_unc_ubo.c',
+        'pfmlib_intel_spr.c',
+        'pfmlib_intel_tmt.c',
+        'pfmlib_intel_wsm.c',
+        'pfmlib_intel_x86.c',
+        'pfmlib_intel_x86_arch.c',
+    )
+    _args += ['-DCONFIG_PFMLIB_ARCH_X86']
+
+    if host_machine.cpu_family() == 'x86'
+        _srcs += files('pfmlib_intel_coreduo.c', 'pfmlib_intel_p6.c')
+        _args += ['-DCONFIG_PFMLIB_ARCH_I386']
+    elif host_machine.cpu_family() == 'x86_64'
+        _args += ['-DCONFIG_PFMLIB_ARCH_X86_64']
+    endif
+
+elif host_machine.cpu_family() in ['ppc', 'ppc64']
+    if host_machine.system() == 'linux'
+        _srcs += files('pfmlib_powerpc_perf_event.c')
+    endif
+
+    _srcs += files(
+        'pfmlib_power10.c',
+        'pfmlib_power4.c',
+        'pfmlib_power5.c',
+        'pfmlib_power6.c',
+        'pfmlib_power7.c',
+        'pfmlib_power8.c',
+        'pfmlib_power9.c',
+        'pfmlib_powerpc.c',
+        'pfmlib_powerpc_nest.c',
+        'pfmlib_ppc970.c',
+        'pfmlib_torrent.c',
+    )
+    _args += ['-DCONFIG_PFMLIB_ARCH_POWERPC']
+
+elif host_machine.cpu_family() == 's390x'
+    if host_machine.system() == 'linux'
+        _srcs += files('pfmlib_s390x_perf_event.c')
+    endif
+
+    _srcs += files('pfmlib_s390x_cpumf.c')
+    _args += ['-DCONFIG_PFMLIB_ARCH_S390X']
+
+elif host_machine.cpu_family() in ['sparc', 'sparc64']
+    if host_machine.system() == 'linux'
+        _srcs += files('pfmlib_sparc_perf_event.c')
+    endif
+
+    _srcs += files(
+        'pfmlib_sparc.c',
+        'pfmlib_sparc_niagara.c',
+        'pfmlib_sparc_ultra12.c',
+        'pfmlib_sparc_ultra3.c',
+        'pfmlib_sparc_ultra4.c',
+    )
+    _args += ['-DCONFIG_PFMLIB_ARCH_SPARC']
+
+elif host_machine.cpu_family() == 'arm'
+    if host_machine.system() != 'linux'
+        error('ARM is not supported except on Linux')
+    endif
+
+    _srcs += files(
+        'pfmlib_arm.c',
+        'pfmlib_arm_armv6.c',
+        'pfmlib_arm_armv7_pmuv1.c',
+        'pfmlib_arm_armv8.c',
+        'pfmlib_arm_armv9.c',
+        'pfmlib_arm_perf_event.c',
+        'pfmlib_kunpeng_unc_perf_event.c',
+        'pfmlib_tx2_unc_perf_event.c',
+    )
+    _args += ['-DCONFIG_PFMLIB_ARCH_ARM']
+
+elif host_machine.cpu_family() == 'aarch64'
+    if host_machine.system() != 'linux'
+        error('ARM is not supported except on Linux')
+    endif
+
+    _srcs += files(
+        'pfmlib_arm.c',
+        'pfmlib_arm_armv8.c',
+        'pfmlib_arm_armv9.c',
+        'pfmlib_arm_perf_event.c',
+        'pfmlib_kunpeng_unc_perf_event.c',
+        'pfmlib_tx2_unc_perf_event.c',
+    )
+    _args += ['-DCONFIG_PFMLIB_ARCH_ARM64']
+
+elif host_machine.cpu_family() in ['mips', 'mips64']
+    if host_machine.system() == 'linux'
+        _srcs += files('pfmlib_mips_perf_event.c')
+    endif
+
+    _srcs += files('pfmlib_mips.c', 'pfmlib_mips_74k.c')
+    _args += ['-DCONFIG_PFMLIB_ARCH_MIPS']
+endif
+
+libpfm_lib = library(
+    'pfm',
+    _srcs,
+    c_args: _args,
+    gnu_symbol_visibility: 'hidden',
+    include_directories: inc,
+    pic: true,
+    install: true,
+)
+libpfm_dep = declare_dependency(link_with: libpfm_lib, include_directories: inc)
+meson.override_dependency('libpfm', libpfm_dep)

subprojects/packagefiles/libpfm/meson.build

@@ -0,0 +1,47 @@
+project('libpfm', 'c', version: '4.13.0', meson_version: '>=1.0.0')
+
+cc = meson.get_compiler('c')
+
+if not cc.has_header('unistd.h')
+    error('libpfm does not support building without POSIX headers')
+endif
+if host_machine.system() == 'linux' and not cc.has_header('sys/prctl.h')
+    error('libpfm does not support building for Linux without Linux headers')
+endif
+
+m_dep = cc.find_library('m', required: false)
+rt_dep = cc.find_library('rt', required: false)
+threads_dep = dependency('threads')
+curses_dep = dependency('curses', required: false, disabler: true)
+
+add_project_arguments(
+    cc.get_supported_arguments('-Wno-unused-parameter'),
+    language: 'c',
+)
+
+if get_option('buildtype').contains('debug')
+    add_project_arguments('-DCONFIG_PFMLIB_DEBUG', language: 'c')
+endif
+
+if host_machine.system() == 'linux'
+    add_project_arguments('-DCONFIG_PFMLIB_OS_LINUX', language: 'c')
+elif host_machine.system() == 'windows'
+    add_project_arguments('-DPFMLIB_WINDOWS', language: 'c')
+endif
+
+# Define __WORDSIZE on platforms that don't always #define it, like Musl libc.
+# This isn't completely accurate but is close enough for practical purposes.
+if not cc.compiles('#include <unistd.h>\nstatic int x = __WORDSIZE;')
+    add_project_arguments(
+        '-D__WORDSIZE=@0@'.format(cc.sizeof('void*') * 8),
+        language: 'c',
+    )
+endif
+
+subdir('include')
+subdir('lib')
+subdir('tests')
+subdir('examples')
+if host_machine.system() == 'linux'
+    subdir('perf_examples')
+endif