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Update hwloc for MSVC.

This commit is contained in:
XMRig
2024-10-21 08:31:52 +07:00
parent e32731b60b
commit 8a4792f638
25 changed files with 875 additions and 329 deletions

File diff suppressed because it is too large Load Diff

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@@ -1,6 +1,6 @@
/*
* Copyright © 2009 CNRS
* Copyright © 2009-2023 Inria. All rights reserved.
* Copyright © 2009-2024 Inria. All rights reserved.
* Copyright © 2009-2012 Université Bordeaux
* Copyright © 2009-2011 Cisco Systems, Inc. All rights reserved.
* See COPYING in top-level directory.
@@ -11,10 +11,10 @@
#ifndef HWLOC_CONFIG_H
#define HWLOC_CONFIG_H
#define HWLOC_VERSION "2.10.0"
#define HWLOC_VERSION "2.11.2"
#define HWLOC_VERSION_MAJOR 2
#define HWLOC_VERSION_MINOR 10
#define HWLOC_VERSION_RELEASE 0
#define HWLOC_VERSION_MINOR 11
#define HWLOC_VERSION_RELEASE 2
#define HWLOC_VERSION_GREEK ""
#define __hwloc_restrict

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@@ -1,5 +1,5 @@
/*
* Copyright © 2010-2023 Inria. All rights reserved.
* Copyright © 2010-2024 Inria. All rights reserved.
* See COPYING in top-level directory.
*/
@@ -28,18 +28,18 @@ extern "C" {
/** \brief Matrix of distances between a set of objects.
*
* This matrix often contains latencies between NUMA nodes
* The most common matrix contains latencies between NUMA nodes
* (as reported in the System Locality Distance Information Table (SLIT)
* in the ACPI specification), which may or may not be physically accurate.
* It corresponds to the latency for accessing the memory of one node
* from a core in another node.
* The corresponding kind is ::HWLOC_DISTANCES_KIND_FROM_OS | ::HWLOC_DISTANCES_KIND_FROM_USER.
* The corresponding kind is ::HWLOC_DISTANCES_KIND_MEANS_LATENCY | ::HWLOC_DISTANCES_KIND_FROM_USER.
* The name of this distances structure is "NUMALatency".
* Others distance structures include and "XGMIBandwidth", "XGMIHops",
* "XeLinkBandwidth" and "NVLinkBandwidth".
*
* The matrix may also contain bandwidths between random sets of objects,
* possibly provided by the user, as specified in the \p kind attribute.
* Others common distance structures include and "XGMIBandwidth", "XGMIHops",
* "XeLinkBandwidth" and "NVLinkBandwidth".
*
* Pointers \p objs and \p values should not be replaced, reallocated, freed, etc.
* However callers are allowed to modify \p kind as well as the contents
@@ -70,11 +70,10 @@ struct hwloc_distances_s {
* The \p kind attribute of struct hwloc_distances_s is a OR'ed set
* of kinds.
*
* A kind of format HWLOC_DISTANCES_KIND_FROM_* specifies where the
* distance information comes from, if known.
*
* A kind of format HWLOC_DISTANCES_KIND_MEANS_* specifies whether
* values are latencies or bandwidths, if applicable.
* Each distance matrix may have only one kind among HWLOC_DISTANCES_KIND_FROM_*
* specifying where distance information comes from,
* and one kind among HWLOC_DISTANCES_KIND_MEANS_* specifying
* whether values are latencies or bandwidths.
*/
enum hwloc_distances_kind_e {
/** \brief These distances were obtained from the operating system or hardware.
@@ -357,6 +356,8 @@ typedef void * hwloc_distances_add_handle_t;
* Otherwise, it will be copied internally and may later be freed by the caller.
*
* \p kind specifies the kind of distance as a OR'ed set of ::hwloc_distances_kind_e.
* Only one kind of meaning and one kind of provenance may be given if appropriate
* (e.g. ::HWLOC_DISTANCES_KIND_MEANS_BANDWIDTH and ::HWLOC_DISTANCES_KIND_FROM_USER).
* Kind ::HWLOC_DISTANCES_KIND_HETEROGENEOUS_TYPES will be automatically set
* according to objects having different types in hwloc_distances_add_values().
*
@@ -403,7 +404,8 @@ HWLOC_DECLSPEC int hwloc_distances_add_values(hwloc_topology_t topology,
/** \brief Flags for adding a new distances to a topology. */
enum hwloc_distances_add_flag_e {
/** \brief Try to group objects based on the newly provided distance information.
* This is ignored for distances between objects of different types.
* Grouping is only performed when the distances structure contains latencies,
* and when all objects are of the same type.
* \hideinitializer
*/
HWLOC_DISTANCES_ADD_FLAG_GROUP = (1UL<<0),

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@@ -1,6 +1,6 @@
/*
* Copyright © 2009 CNRS
* Copyright © 2009-2023 Inria. All rights reserved.
* Copyright © 2009-2024 Inria. All rights reserved.
* Copyright © 2009-2012 Université Bordeaux
* Copyright © 2009-2010 Cisco Systems, Inc. All rights reserved.
* See COPYING in top-level directory.
@@ -946,6 +946,14 @@ enum hwloc_distrib_flags_e {
*
* \return 0 on success, -1 on error.
*
* \note On hybrid CPUs (or asymmetric platforms), distribution may be suboptimal
* since the number of cores or PUs inside packages or below caches may vary
* (the top-down recursive partitioning ignores these numbers until reaching their levels).
* Hence it is recommended to distribute only inside a single homogeneous domain.
* For instance on a CPU with energy-efficient E-cores and high-performance P-cores,
* one should distribute separately N tasks on E-cores and M tasks on P-cores
* instead of trying to distribute directly M+N tasks on the entire CPUs.
*
* \note This function requires the \p roots objects to have a CPU set.
*/
static __hwloc_inline int
@@ -960,7 +968,7 @@ hwloc_distrib(hwloc_topology_t topology,
unsigned given, givenweight;
hwloc_cpuset_t *cpusetp = set;
if (flags & ~HWLOC_DISTRIB_FLAG_REVERSE) {
if (!n || (flags & ~HWLOC_DISTRIB_FLAG_REVERSE)) {
errno = EINVAL;
return -1;
}

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@@ -1,5 +1,5 @@
/*
* Copyright © 2019-2023 Inria. All rights reserved.
* Copyright © 2019-2024 Inria. All rights reserved.
* See COPYING in top-level directory.
*/
@@ -69,7 +69,10 @@ extern "C" {
* @{
*/
/** \brief Memory node attributes. */
/** \brief Predefined memory attribute IDs.
* See ::hwloc_memattr_id_t for the generic definition of IDs
* for predefined or custom attributes.
*/
enum hwloc_memattr_id_e {
/** \brief
* The \"Capacity\" is returned in bytes (local_memory attribute in objects).
@@ -78,6 +81,8 @@ enum hwloc_memattr_id_e {
*
* No initiator is involved when looking at this attribute.
* The corresponding attribute flags are ::HWLOC_MEMATTR_FLAG_HIGHER_FIRST.
*
* Capacity values may not be modified using hwloc_memattr_set_value().
* \hideinitializer
*/
HWLOC_MEMATTR_ID_CAPACITY = 0,
@@ -93,6 +98,8 @@ enum hwloc_memattr_id_e {
*
* No initiator is involved when looking at this attribute.
* The corresponding attribute flags are ::HWLOC_MEMATTR_FLAG_HIGHER_FIRST.
* Locality values may not be modified using hwloc_memattr_set_value().
* \hideinitializer
*/
HWLOC_MEMATTR_ID_LOCALITY = 1,
@@ -173,11 +180,19 @@ enum hwloc_memattr_id_e {
/* TODO persistence? */
HWLOC_MEMATTR_ID_MAX /**< \private Sentinel value */
HWLOC_MEMATTR_ID_MAX /**< \private
* Sentinel value for predefined attributes.
* Dynamically registered custom attributes start here.
*/
};
/** \brief A memory attribute identifier.
* May be either one of ::hwloc_memattr_id_e or a new id returned by hwloc_memattr_register().
*
* hwloc predefines some commonly-used attributes in ::hwloc_memattr_id_e.
* One may then dynamically register custom ones with hwloc_memattr_register(),
* they will be assigned IDs immediately after the predefined ones.
* See \ref hwlocality_memattrs_manage for more information about
* existing attribute IDs.
*/
typedef unsigned hwloc_memattr_id_t;
@@ -283,6 +298,10 @@ hwloc_get_local_numanode_objs(hwloc_topology_t topology,
* (it does not have the flag ::HWLOC_MEMATTR_FLAG_NEED_INITIATOR),
* location \p initiator is ignored and may be \c NULL.
*
* \p target_node cannot be \c NULL. If \p attribute is ::HWLOC_MEMATTR_ID_CAPACITY,
* \p target_node must be a NUMA node. If it is ::HWLOC_MEMATTR_ID_LOCALITY,
* \p target_node must have a CPU set.
*
* \p flags must be \c 0 for now.
*
* \return 0 on success.
@@ -352,6 +371,8 @@ hwloc_memattr_get_best_target(hwloc_topology_t topology,
* The returned initiator should not be modified or freed,
* it belongs to the topology.
*
* \p target_node cannot be \c NULL.
*
* \p flags must be \c 0 for now.
*
* \return 0 on success.
@@ -362,100 +383,10 @@ hwloc_memattr_get_best_target(hwloc_topology_t topology,
HWLOC_DECLSPEC int
hwloc_memattr_get_best_initiator(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
hwloc_obj_t target,
hwloc_obj_t target_node,
unsigned long flags,
struct hwloc_location *best_initiator, hwloc_uint64_t *value);
/** @} */
/** \defgroup hwlocality_memattrs_manage Managing memory attributes
* @{
*/
/** \brief Return the name of a memory attribute.
*
* \return 0 on success.
* \return -1 with errno set to \c EINVAL if the attribute does not exist.
*/
HWLOC_DECLSPEC int
hwloc_memattr_get_name(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
const char **name);
/** \brief Return the flags of the given attribute.
*
* Flags are a OR'ed set of ::hwloc_memattr_flag_e.
*
* \return 0 on success.
* \return -1 with errno set to \c EINVAL if the attribute does not exist.
*/
HWLOC_DECLSPEC int
hwloc_memattr_get_flags(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
unsigned long *flags);
/** \brief Memory attribute flags.
* Given to hwloc_memattr_register() and returned by hwloc_memattr_get_flags().
*/
enum hwloc_memattr_flag_e {
/** \brief The best nodes for this memory attribute are those with the higher values.
* For instance Bandwidth.
*/
HWLOC_MEMATTR_FLAG_HIGHER_FIRST = (1UL<<0),
/** \brief The best nodes for this memory attribute are those with the lower values.
* For instance Latency.
*/
HWLOC_MEMATTR_FLAG_LOWER_FIRST = (1UL<<1),
/** \brief The value returned for this memory attribute depends on the given initiator.
* For instance Bandwidth and Latency, but not Capacity.
*/
HWLOC_MEMATTR_FLAG_NEED_INITIATOR = (1UL<<2)
};
/** \brief Register a new memory attribute.
*
* Add a specific memory attribute that is not defined in ::hwloc_memattr_id_e.
* Flags are a OR'ed set of ::hwloc_memattr_flag_e. It must contain at least
* one of ::HWLOC_MEMATTR_FLAG_HIGHER_FIRST or ::HWLOC_MEMATTR_FLAG_LOWER_FIRST.
*
* \return 0 on success.
* \return -1 with errno set to \c EBUSY if another attribute already uses this name.
*/
HWLOC_DECLSPEC int
hwloc_memattr_register(hwloc_topology_t topology,
const char *name,
unsigned long flags,
hwloc_memattr_id_t *id);
/** \brief Set an attribute value for a specific target NUMA node.
*
* If the attribute does not relate to a specific initiator
* (it does not have the flag ::HWLOC_MEMATTR_FLAG_NEED_INITIATOR),
* location \p initiator is ignored and may be \c NULL.
*
* The initiator will be copied into the topology,
* the caller should free anything allocated to store the initiator,
* for instance the cpuset.
*
* \p flags must be \c 0 for now.
*
* \note The initiator \p initiator should be of type ::HWLOC_LOCATION_TYPE_CPUSET
* when referring to accesses performed by CPU cores.
* ::HWLOC_LOCATION_TYPE_OBJECT is currently unused internally by hwloc,
* but users may for instance use it to provide custom information about
* host memory accesses performed by GPUs.
*
* \return 0 on success or -1 on error.
*/
HWLOC_DECLSPEC int
hwloc_memattr_set_value(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
hwloc_obj_t target_node,
struct hwloc_location *initiator,
unsigned long flags,
hwloc_uint64_t value);
/** \brief Return the target NUMA nodes that have some values for a given attribute.
*
* Return targets for the given attribute in the \p targets array
@@ -519,6 +450,8 @@ hwloc_memattr_get_targets(hwloc_topology_t topology,
* The returned initiators should not be modified or freed,
* they belong to the topology.
*
* \p target_node cannot be \c NULL.
*
* \p flags must be \c 0 for now.
*
* If the attribute does not relate to a specific initiator
@@ -538,6 +471,131 @@ hwloc_memattr_get_initiators(hwloc_topology_t topology,
hwloc_obj_t target_node,
unsigned long flags,
unsigned *nr, struct hwloc_location *initiators, hwloc_uint64_t *values);
/** @} */
/** \defgroup hwlocality_memattrs_manage Managing memory attributes
*
* Memory attribues are identified by an ID (::hwloc_memattr_id_t)
* and a name. hwloc_memattr_get_name() and hwloc_memattr_get_by_name()
* convert between them (or return error if the attribute does not exist).
*
* The set of valid ::hwloc_memattr_id_t is a contigous set starting at \c 0.
* It first contains predefined attributes, as listed
* in ::hwloc_memattr_id_e (from \c 0 to \c HWLOC_MEMATTR_ID_MAX-1).
* Then custom attributes may be dynamically registered with
* hwloc_memattr_register(). They will get the following IDs
* (\c HWLOC_MEMATTR_ID_MAX for the first one, etc.).
*
* To iterate over all valid attributes
* (either predefined or dynamically registered custom ones),
* one may iterate over IDs starting from \c 0 until hwloc_memattr_get_name()
* or hwloc_memattr_get_flags() returns an error.
*
* The values for an existing attribute or for custom dynamically registered ones
* may be set or modified with hwloc_memattr_set_value().
*
* @{
*/
/** \brief Return the name of a memory attribute.
*
* The output pointer \p name cannot be \c NULL.
*
* \return 0 on success.
* \return -1 with errno set to \c EINVAL if the attribute does not exist.
*/
HWLOC_DECLSPEC int
hwloc_memattr_get_name(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
const char **name);
/** \brief Return the flags of the given attribute.
*
* Flags are a OR'ed set of ::hwloc_memattr_flag_e.
*
* The output pointer \p flags cannot be \c NULL.
*
* \return 0 on success.
* \return -1 with errno set to \c EINVAL if the attribute does not exist.
*/
HWLOC_DECLSPEC int
hwloc_memattr_get_flags(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
unsigned long *flags);
/** \brief Memory attribute flags.
* Given to hwloc_memattr_register() and returned by hwloc_memattr_get_flags().
*/
enum hwloc_memattr_flag_e {
/** \brief The best nodes for this memory attribute are those with the higher values.
* For instance Bandwidth.
*/
HWLOC_MEMATTR_FLAG_HIGHER_FIRST = (1UL<<0),
/** \brief The best nodes for this memory attribute are those with the lower values.
* For instance Latency.
*/
HWLOC_MEMATTR_FLAG_LOWER_FIRST = (1UL<<1),
/** \brief The value returned for this memory attribute depends on the given initiator.
* For instance Bandwidth and Latency, but not Capacity.
*/
HWLOC_MEMATTR_FLAG_NEED_INITIATOR = (1UL<<2)
};
/** \brief Register a new memory attribute.
*
* Add a new custom memory attribute.
* Flags are a OR'ed set of ::hwloc_memattr_flag_e. It must contain one of
* ::HWLOC_MEMATTR_FLAG_HIGHER_FIRST or ::HWLOC_MEMATTR_FLAG_LOWER_FIRST but not both.
*
* The new attribute \p id is immediately after the last existing attribute ID
* (which is either the ID of the last registered attribute if any,
* or the ID of the last predefined attribute in ::hwloc_memattr_id_e).
*
* \return 0 on success.
* \return -1 with errno set to \c EINVAL if an invalid set of flags is given.
* \return -1 with errno set to \c EBUSY if another attribute already uses this name.
*/
HWLOC_DECLSPEC int
hwloc_memattr_register(hwloc_topology_t topology,
const char *name,
unsigned long flags,
hwloc_memattr_id_t *id);
/** \brief Set an attribute value for a specific target NUMA node.
*
* If the attribute does not relate to a specific initiator
* (it does not have the flag ::HWLOC_MEMATTR_FLAG_NEED_INITIATOR),
* location \p initiator is ignored and may be \c NULL.
*
* The initiator will be copied into the topology,
* the caller should free anything allocated to store the initiator,
* for instance the cpuset.
*
* \p target_node cannot be \c NULL.
*
* \p attribute cannot be ::HWLOC_MEMATTR_FLAG_ID_CAPACITY or
* ::HWLOC_MEMATTR_FLAG_ID_LOCALITY.
*
* \p flags must be \c 0 for now.
*
* \note The initiator \p initiator should be of type ::HWLOC_LOCATION_TYPE_CPUSET
* when referring to accesses performed by CPU cores.
* ::HWLOC_LOCATION_TYPE_OBJECT is currently unused internally by hwloc,
* but users may for instance use it to provide custom information about
* host memory accesses performed by GPUs.
*
* \return 0 on success or -1 on error.
*/
HWLOC_DECLSPEC int
hwloc_memattr_set_value(hwloc_topology_t topology,
hwloc_memattr_id_t attribute,
hwloc_obj_t target_node,
struct hwloc_location *initiator,
unsigned long flags,
hwloc_uint64_t value);
/** @} */
#ifdef __cplusplus

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@@ -41,6 +41,15 @@ extern "C" {
*/
/* Copyright (c) 2008-2018 The Khronos Group Inc. */
/* needs "cl_khr_pci_bus_info" device extension, but not strictly required for clGetDeviceInfo() */
typedef struct {
cl_uint pci_domain;
cl_uint pci_bus;
cl_uint pci_device;
cl_uint pci_function;
} hwloc_cl_device_pci_bus_info_khr;
#define HWLOC_CL_DEVICE_PCI_BUS_INFO_KHR 0x410F
/* needs "cl_amd_device_attribute_query" device extension, but not strictly required for clGetDeviceInfo() */
#define HWLOC_CL_DEVICE_TOPOLOGY_AMD 0x4037
typedef union {
@@ -78,9 +87,19 @@ hwloc_opencl_get_device_pci_busid(cl_device_id device,
unsigned *domain, unsigned *bus, unsigned *dev, unsigned *func)
{
hwloc_cl_device_topology_amd amdtopo;
hwloc_cl_device_pci_bus_info_khr khrbusinfo;
cl_uint nvbus, nvslot, nvdomain;
cl_int clret;
clret = clGetDeviceInfo(device, HWLOC_CL_DEVICE_PCI_BUS_INFO_KHR, sizeof(khrbusinfo), &khrbusinfo, NULL);
if (CL_SUCCESS == clret) {
*domain = (unsigned) khrbusinfo.pci_domain;
*bus = (unsigned) khrbusinfo.pci_bus;
*dev = (unsigned) khrbusinfo.pci_device;
*func = (unsigned) khrbusinfo.pci_function;
return 0;
}
clret = clGetDeviceInfo(device, HWLOC_CL_DEVICE_TOPOLOGY_AMD, sizeof(amdtopo), &amdtopo, NULL);
if (CL_SUCCESS == clret
&& HWLOC_CL_DEVICE_TOPOLOGY_TYPE_PCIE_AMD == amdtopo.raw.type) {

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@@ -1,5 +1,5 @@
/*
* Copyright © 2013-2022 Inria. All rights reserved.
* Copyright © 2013-2024 Inria. All rights reserved.
* Copyright © 2016 Cisco Systems, Inc. All rights reserved.
* See COPYING in top-level directory.
*/
@@ -645,6 +645,19 @@ HWLOC_DECLSPEC struct hwloc_obj * hwloc_pci_find_parent_by_busid(struct hwloc_to
*/
HWLOC_DECLSPEC struct hwloc_obj * hwloc_pci_find_by_busid(struct hwloc_topology *topology, unsigned domain, unsigned bus, unsigned dev, unsigned func);
/** @} */
/** \defgroup hwlocality_components_distances Components and Plugins: distances
*
* \note These structures and functions may change when ::HWLOC_COMPONENT_ABI is modified.
*
* @{
*/
/** \brief Handle to a new distances structure during its addition to the topology. */
typedef void * hwloc_backend_distances_add_handle_t;

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@@ -1,6 +1,6 @@
/*
* Copyright © 2009-2011 Cisco Systems, Inc. All rights reserved.
* Copyright © 2010-2022 Inria. All rights reserved.
* Copyright © 2010-2024 Inria. All rights reserved.
* See COPYING in top-level directory.
*/
@@ -210,6 +210,7 @@ extern "C" {
#define hwloc_obj_get_info_by_name HWLOC_NAME(obj_get_info_by_name)
#define hwloc_obj_add_info HWLOC_NAME(obj_add_info)
#define hwloc_obj_set_subtype HWLOC_NAME(obj_set_subtype)
#define HWLOC_CPUBIND_PROCESS HWLOC_NAME_CAPS(CPUBIND_PROCESS)
#define HWLOC_CPUBIND_THREAD HWLOC_NAME_CAPS(CPUBIND_THREAD)
@@ -232,6 +233,7 @@ extern "C" {
#define HWLOC_MEMBIND_FIRSTTOUCH HWLOC_NAME_CAPS(MEMBIND_FIRSTTOUCH)
#define HWLOC_MEMBIND_BIND HWLOC_NAME_CAPS(MEMBIND_BIND)
#define HWLOC_MEMBIND_INTERLEAVE HWLOC_NAME_CAPS(MEMBIND_INTERLEAVE)
#define HWLOC_MEMBIND_WEIGHTED_INTERLEAVE HWLOC_NAME_CAPS(MEMBIND_WEIGHTED_INTERLEAVE)
#define HWLOC_MEMBIND_NEXTTOUCH HWLOC_NAME_CAPS(MEMBIND_NEXTTOUCH)
#define HWLOC_MEMBIND_MIXED HWLOC_NAME_CAPS(MEMBIND_MIXED)
@@ -560,6 +562,7 @@ extern "C" {
/* opencl.h */
#define hwloc_cl_device_pci_bus_info_khr HWLOC_NAME(cl_device_pci_bus_info_khr)
#define hwloc_cl_device_topology_amd HWLOC_NAME(cl_device_topology_amd)
#define hwloc_opencl_get_device_pci_busid HWLOC_NAME(opencl_get_device_pci_ids)
#define hwloc_opencl_get_device_cpuset HWLOC_NAME(opencl_get_device_cpuset)
@@ -715,6 +718,8 @@ extern "C" {
#define hwloc__obj_type_is_dcache HWLOC_NAME(_obj_type_is_dcache)
#define hwloc__obj_type_is_icache HWLOC_NAME(_obj_type_is_icache)
#define hwloc__pci_link_speed HWLOC_NAME(_pci_link_speed)
/* private/cpuid-x86.h */
#define hwloc_have_x86_cpuid HWLOC_NAME(have_x86_cpuid)

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@@ -1,6 +1,6 @@
/*
* Copyright © 2009, 2011, 2012 CNRS. All rights reserved.
* Copyright © 2009-2021 Inria. All rights reserved.
* Copyright © 2009-2020 Inria. All rights reserved.
* Copyright © 2009, 2011, 2012, 2015 Université Bordeaux. All rights reserved.
* Copyright © 2009-2020 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
@@ -17,6 +17,10 @@
#define HWLOC_HAVE_MSVC_CPUIDEX 1
/* #undef HAVE_MKSTEMP */
#define HWLOC_HAVE_X86_CPUID 1
/* Define to 1 if the system has the type `CACHE_DESCRIPTOR'. */
#define HAVE_CACHE_DESCRIPTOR 0
@@ -128,8 +132,7 @@
#define HAVE_DECL__SC_PAGE_SIZE 0
/* Define to 1 if you have the <dirent.h> header file. */
/* #define HAVE_DIRENT_H 1 */
#undef HAVE_DIRENT_H
/* #undef HAVE_DIRENT_H */
/* Define to 1 if you have the <dlfcn.h> header file. */
/* #undef HAVE_DLFCN_H */
@@ -282,7 +285,7 @@
#define HAVE_STRING_H 1
/* Define to 1 if you have the `strncasecmp' function. */
#define HAVE_STRNCASECMP 1
/* #undef HAVE_STRNCASECMP */
/* Define to '1' if sysctl is present and usable */
/* #undef HAVE_SYSCTL */
@@ -323,8 +326,7 @@
/* #undef HAVE_UNAME */
/* Define to 1 if you have the <unistd.h> header file. */
/* #define HAVE_UNISTD_H 1 */
#undef HAVE_UNISTD_H
/* #undef HAVE_UNISTD_H */
/* Define to 1 if you have the `uselocale' function. */
/* #undef HAVE_USELOCALE */
@@ -659,7 +661,7 @@
#define hwloc_pid_t HANDLE
/* Define this to either strncasecmp or strncmp */
#define hwloc_strncasecmp strncasecmp
/* #undef hwloc_strncasecmp */
/* Define this to the thread ID type */
#define hwloc_thread_t HANDLE

View File

@@ -11,6 +11,22 @@
#ifndef HWLOC_PRIVATE_CPUID_X86_H
#define HWLOC_PRIVATE_CPUID_X86_H
/* A macro for annotating memory as uninitialized when building with MSAN
* (and otherwise having no effect). See below for why this is used with
* our custom assembly.
*/
#ifdef __has_feature
#define HWLOC_HAS_FEATURE(name) __has_feature(name)
#else
#define HWLOC_HAS_FEATURE(name) 0
#endif
#if HWLOC_HAS_FEATURE(memory_sanitizer) || defined(MEMORY_SANITIZER)
#include <sanitizer/msan_interface.h>
#define HWLOC_ANNOTATE_MEMORY_IS_INITIALIZED(ptr, len) __msan_unpoison(ptr, len)
#else
#define HWLOC_ANNOTATE_MEMORY_IS_INITIALIZED(ptr, len)
#endif
#if (defined HWLOC_X86_32_ARCH) && (!defined HWLOC_HAVE_MSVC_CPUIDEX)
static __hwloc_inline int hwloc_have_x86_cpuid(void)
{
@@ -71,12 +87,18 @@ static __hwloc_inline void hwloc_x86_cpuid(unsigned *eax, unsigned *ebx, unsigne
"movl %k2,%1\n\t"
: "+a" (*eax), "=m" (*ebx), "=&r"(sav_rbx),
"+c" (*ecx), "=&d" (*edx));
/* MSAN does not recognize the effect of the above assembly on the memory operand
* (`"=m"(*ebx)`). This may get improved in MSAN at some point in the future, e.g.
* see https://github.com/llvm/llvm-project/pull/77393. */
HWLOC_ANNOTATE_MEMORY_IS_INITIALIZED(ebx, sizeof *ebx);
#elif defined(HWLOC_X86_32_ARCH)
__asm__(
"mov %%ebx,%1\n\t"
"cpuid\n\t"
"xchg %%ebx,%1\n\t"
: "+a" (*eax), "=&SD" (*ebx), "+c" (*ecx), "=&d" (*edx));
/* See above. */
HWLOC_ANNOTATE_MEMORY_IS_INITIALIZED(ebx, sizeof *ebx);
#else
#error unknown architecture
#endif

View File

@@ -1,6 +1,6 @@
/*
* Copyright © 2009 CNRS
* Copyright © 2009-2019 Inria. All rights reserved.
* Copyright © 2009-2024 Inria. All rights reserved.
* Copyright © 2009-2012 Université Bordeaux
* Copyright © 2011 Cisco Systems, Inc. All rights reserved.
* See COPYING in top-level directory.
@@ -573,4 +573,35 @@ typedef SSIZE_T ssize_t;
# endif
#endif
static __inline float
hwloc__pci_link_speed(unsigned generation, unsigned lanes)
{
float lanespeed;
/*
* These are single-direction bandwidths only.
*
* Gen1 used NRZ with 8/10 encoding.
* PCIe Gen1 = 2.5GT/s signal-rate per lane x 8/10 = 0.25GB/s data-rate per lane
* PCIe Gen2 = 5 GT/s signal-rate per lane x 8/10 = 0.5 GB/s data-rate per lane
* Gen3 switched to NRZ with 128/130 encoding.
* PCIe Gen3 = 8 GT/s signal-rate per lane x 128/130 = 1 GB/s data-rate per lane
* PCIe Gen4 = 16 GT/s signal-rate per lane x 128/130 = 2 GB/s data-rate per lane
* PCIe Gen5 = 32 GT/s signal-rate per lane x 128/130 = 4 GB/s data-rate per lane
* Gen6 switched to PAM with with 242/256 FLIT (242B payload protected by 8B CRC + 6B FEC).
* PCIe Gen6 = 64 GT/s signal-rate per lane x 242/256 = 8 GB/s data-rate per lane
* PCIe Gen7 = 128GT/s signal-rate per lane x 242/256 = 16 GB/s data-rate per lane
*/
/* lanespeed in Gbit/s */
if (generation <= 2)
lanespeed = 2.5f * generation * 0.8f;
else if (generation <= 5)
lanespeed = 8.0f * (1<<(generation-3)) * 128/130;
else
lanespeed = 8.0f * (1<<(generation-3)) * 242/256; /* assume Gen8 will be 256 GT/s and so on */
/* linkspeed in GB/s */
return lanespeed * lanes / 8;
}
#endif /* HWLOC_PRIVATE_MISC_H */