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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Minios-devel] [UNIKRAFT/LIBNNPACK PATCH 3/5] Add missing headers
The added headers are placeholders until they are properly implemented
in Unikraft.
Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
---
include/cpuinfo.h | 1810 +++++++++++++++++++++++++++++++++++++++++
include/linux/futex.h | 217 +++++
2 files changed, 2027 insertions(+)
create mode 100644 include/cpuinfo.h
create mode 100644 include/linux/futex.h
diff --git a/include/cpuinfo.h b/include/cpuinfo.h
new file mode 100644
index 0000000..218c292
--- /dev/null
+++ b/include/cpuinfo.h
@@ -0,0 +1,1810 @@
+/*
+ Copyright (c) 2017-2018 Facebook Inc.
+ Copyright (C) 2012-2017 Georgia Institute of Technology
+ Copyright (C) 2010-2012 Marat Dukhan
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#pragma once
+#ifndef CPUINFO_H
+#define CPUINFO_H
+
+#ifndef __cplusplus
+ #include <stdbool.h>
+#endif
+
+#ifdef __APPLE__
+ #include <TargetConditionals.h>
+#endif
+
+#include <stdint.h>
+
+/* Identify architecture and define corresponding macro */
+
+#if defined(__i386__) || defined(__i486__) || defined(__i586__) ||
defined(__i686__) || defined(_M_IX86)
+ #define CPUINFO_ARCH_X86 1
+#endif
+
+#if defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) ||
defined(_M_AMD64)
+ #define CPUINFO_ARCH_X86_64 1
+#endif
+
+#if defined(__arm__) || defined(_M_ARM)
+ #define CPUINFO_ARCH_ARM 1
+#endif
+
+#if defined(__aarch64__) || defined(_M_ARM64)
+ #define CPUINFO_ARCH_ARM64 1
+#endif
+
+#if defined(__PPC64__) || defined(__powerpc64__) || defined(_ARCH_PPC64)
+ #define CPUINFO_ARCH_PPC64 1
+#endif
+
+#if defined(__pnacl__)
+ #define CPUINFO_ARCH_PNACL 1
+#endif
+
+#if defined(EMSCRIPTEN)
+ #define CPUINFO_ARCH_ASMJS 1
+#endif
+
+#if CPUINFO_ARCH_X86 && defined(_MSC_VER)
+ #define CPUINFO_ABI __cdecl
+#elif CPUINFO_ARCH_X86 && defined(__GNUC__)
+ #define CPUINFO_ABI __attribute__((__cdecl__))
+#else
+ #define CPUINFO_ABI
+#endif
+
+/* Define other architecture-specific macros as 0 */
+
+#ifndef CPUINFO_ARCH_X86
+ #define CPUINFO_ARCH_X86 0
+#endif
+
+#ifndef CPUINFO_ARCH_X86_64
+ #define CPUINFO_ARCH_X86_64 0
+#endif
+
+#ifndef CPUINFO_ARCH_ARM
+ #define CPUINFO_ARCH_ARM 0
+#endif
+
+#ifndef CPUINFO_ARCH_ARM64
+ #define CPUINFO_ARCH_ARM64 0
+#endif
+
+#ifndef CPUINFO_ARCH_PPC64
+ #define CPUINFO_ARCH_PPC64 0
+#endif
+
+#ifndef CPUINFO_ARCH_PNACL
+ #define CPUINFO_ARCH_PNACL 0
+#endif
+
+#ifndef CPUINFO_ARCH_ASMJS
+ #define CPUINFO_ARCH_ASMJS 0
+#endif
+
+#define CPUINFO_CACHE_UNIFIED 0x00000001
+#define CPUINFO_CACHE_INCLUSIVE 0x00000002
+#define CPUINFO_CACHE_COMPLEX_INDEXING 0x00000004
+
+struct cpuinfo_cache {
+ /** Cache size in bytes */
+ uint32_t size;
+ /** Number of ways of associativity */
+ uint32_t associativity;
+ /** Number of sets */
+ uint32_t sets;
+ /** Number of partitions */
+ uint32_t partitions;
+ /** Line size in bytes */
+ uint32_t line_size;
+ /**
+ * Binary characteristics of the cache (unified cache, inclusive cache,
cache with complex indexing).
+ *
+ * @see CPUINFO_CACHE_UNIFIED, CPUINFO_CACHE_INCLUSIVE,
CPUINFO_CACHE_COMPLEX_INDEXING
+ */
+ uint32_t flags;
+ /** Index of the first logical processor that shares this cache */
+ uint32_t processor_start;
+ /** Number of logical processors that share this cache */
+ uint32_t processor_count;
+};
+
+struct cpuinfo_trace_cache {
+ uint32_t uops;
+ uint32_t associativity;
+};
+
+#define CPUINFO_PAGE_SIZE_4KB 0x1000
+#define CPUINFO_PAGE_SIZE_1MB 0x100000
+#define CPUINFO_PAGE_SIZE_2MB 0x200000
+#define CPUINFO_PAGE_SIZE_4MB 0x400000
+#define CPUINFO_PAGE_SIZE_16MB 0x1000000
+#define CPUINFO_PAGE_SIZE_1GB 0x40000000
+
+struct cpuinfo_tlb {
+ uint32_t entries;
+ uint32_t associativity;
+ uint64_t pages;
+};
+
+/** Vendor of processor core design */
+enum cpuinfo_vendor {
+ /** Processor vendor is not known to the library, or the library failed
to get vendor information from the OS. */
+ cpuinfo_vendor_unknown = 0,
+
+ /* Active vendors of modern CPUs */
+
+ /**
+ * Intel Corporation. Vendor of x86, x86-64, IA64, and ARM processor
microarchitectures.
+ *
+ * Sold its ARM design subsidiary in 2006. The last ARM processor
design was released in 2004.
+ */
+ cpuinfo_vendor_intel = 1,
+ /** Advanced Micro Devices, Inc. Vendor of x86 and x86-64 processor
microarchitectures. */
+ cpuinfo_vendor_amd = 2,
+ /** ARM Holdings plc. Vendor of ARM and ARM64 processor
microarchitectures. */
+ cpuinfo_vendor_arm = 3,
+ /** Qualcomm Incorporated. Vendor of ARM and ARM64 processor
microarchitectures. */
+ cpuinfo_vendor_qualcomm = 4,
+ /** Apple Inc. Vendor of ARM and ARM64 processor microarchitectures. */
+ cpuinfo_vendor_apple = 5,
+ /** Samsung Electronics Co., Ltd. Vendir if ARM64 processor
microarchitectures. */
+ cpuinfo_vendor_samsung = 6,
+ /** Nvidia Corporation. Vendor of ARM64-compatible processor
microarchitectures. */
+ cpuinfo_vendor_nvidia = 7,
+ /** MIPS Technologies, Inc. Vendor of MIPS processor
microarchitectures. */
+ cpuinfo_vendor_mips = 8,
+ /** International Business Machines Corporation. Vendor of PowerPC
processor microarchitectures. */
+ cpuinfo_vendor_ibm = 9,
+ /** Ingenic Semiconductor. Vendor of MIPS processor microarchitectures.
*/
+ cpuinfo_vendor_ingenic = 10,
+ /**
+ * VIA Technologies, Inc. Vendor of x86 and x86-64 processor
microarchitectures.
+ *
+ * Processors are designed by Centaur Technology, a subsidiary of VIA
Technologies.
+ */
+ cpuinfo_vendor_via = 11,
+ /** Cavium, Inc. Vendor of ARM64 processor microarchitectures. */
+ cpuinfo_vendor_cavium = 12,
+ /** Broadcom, Inc. Vendor of ARM processor microarchitectures. */
+ cpuinfo_vendor_broadcom = 13,
+ /** Applied Micro Circuits Corporation (APM). Vendor of ARM64 processor
microarchitectures. */
+ cpuinfo_vendor_apm = 14,
+ /**
+ * Huawei Technologies Co., Ltd. Vendor of ARM64 processor
microarchitectures.
+ *
+ * Processors are designed by HiSilicon, a subsidiary of Huawei.
+ */
+ cpuinfo_vendor_huawei = 15,
+
+ /* Active vendors of embedded CPUs */
+
+ /** Texas Instruments Inc. Vendor of ARM processor microarchitectures.
*/
+ cpuinfo_vendor_texas_instruments = 30,
+ /** Marvell Technology Group Ltd. Vendor of ARM processor
microarchitectures. */
+ cpuinfo_vendor_marvell = 31,
+ /** RDC Semiconductor Co., Ltd. Vendor of x86 processor
microarchitectures. */
+ cpuinfo_vendor_rdc = 32,
+ /** DM&P Electronics Inc. Vendor of x86 processor microarchitectures. */
+ cpuinfo_vendor_dmp = 33,
+ /** Motorola, Inc. Vendor of PowerPC and ARM processor
microarchitectures. */
+ cpuinfo_vendor_motorola = 34,
+
+ /* Defunct CPU vendors */
+
+ /**
+ * Transmeta Corporation. Vendor of x86 processor microarchitectures.
+ *
+ * Now defunct. The last processor design was released in 2004.
+ * Transmeta processors implemented VLIW ISA and used binary
translation to execute x86 code.
+ */
+ cpuinfo_vendor_transmeta = 50,
+ /**
+ * Cyrix Corporation. Vendor of x86 processor microarchitectures.
+ *
+ * Now defunct. The last processor design was released in 1996.
+ */
+ cpuinfo_vendor_cyrix = 51,
+ /**
+ * Rise Technology. Vendor of x86 processor microarchitectures.
+ *
+ * Now defunct. The last processor design was released in 1999.
+ */
+ cpuinfo_vendor_rise = 52,
+ /**
+ * National Semiconductor. Vendor of x86 processor microarchitectures.
+ *
+ * Sold its x86 design subsidiary in 1999. The last processor design
was released in 1998.
+ */
+ cpuinfo_vendor_nsc = 53,
+ /**
+ * Silicon Integrated Systems. Vendor of x86 processor
microarchitectures.
+ *
+ * Sold its x86 design subsidiary in 2001. The last processor design
was released in 2001.
+ */
+ cpuinfo_vendor_sis = 54,
+ /**
+ * NexGen. Vendor of x86 processor microarchitectures.
+ *
+ * Now defunct. The last processor design was released in 1994.
+ * NexGen designed the first x86 microarchitecture which decomposed x86
instructions into simple microoperations.
+ */
+ cpuinfo_vendor_nexgen = 55,
+ /**
+ * United Microelectronics Corporation. Vendor of x86 processor
microarchitectures.
+ *
+ * Ceased x86 in the early 1990s. The last processor design was
released in 1991.
+ * Designed U5C and U5D processors. Both are 486 level.
+ */
+ cpuinfo_vendor_umc = 56,
+ /**
+ * Digital Equipment Corporation. Vendor of ARM processor
microarchitecture.
+ *
+ * Sold its ARM designs in 1997. The last processor design was released
in 1997.
+ */
+ cpuinfo_vendor_dec = 57,
+};
+
+/**
+ * Processor microarchitecture
+ *
+ * Processors with different microarchitectures often have different
instruction performance characteristics,
+ * and may have dramatically different pipeline organization.
+ */
+enum cpuinfo_uarch {
+ /** Microarchitecture is unknown, or the library failed to get
information about the microarchitecture from OS */
+ cpuinfo_uarch_unknown = 0,
+
+ /** Pentium and Pentium MMX microarchitecture. */
+ cpuinfo_uarch_p5 = 0x00100100,
+ /** Intel Quark microarchitecture. */
+ cpuinfo_uarch_quark = 0x00100101,
+
+ /** Pentium Pro, Pentium II, and Pentium III. */
+ cpuinfo_uarch_p6 = 0x00100200,
+ /** Pentium M. */
+ cpuinfo_uarch_dothan = 0x00100201,
+ /** Intel Core microarchitecture. */
+ cpuinfo_uarch_yonah = 0x00100202,
+ /** Intel Core 2 microarchitecture on 65 nm process. */
+ cpuinfo_uarch_conroe = 0x00100203,
+ /** Intel Core 2 microarchitecture on 45 nm process. */
+ cpuinfo_uarch_penryn = 0x00100204,
+ /** Intel Nehalem and Westmere microarchitectures (Core i3/i5/i7 1st
gen). */
+ cpuinfo_uarch_nehalem = 0x00100205,
+ /** Intel Sandy Bridge microarchitecture (Core i3/i5/i7 2nd gen). */
+ cpuinfo_uarch_sandy_bridge = 0x00100206,
+ /** Intel Ivy Bridge microarchitecture (Core i3/i5/i7 3rd gen). */
+ cpuinfo_uarch_ivy_bridge = 0x00100207,
+ /** Intel Haswell microarchitecture (Core i3/i5/i7 4th gen). */
+ cpuinfo_uarch_haswell = 0x00100208,
+ /** Intel Broadwell microarchitecture. */
+ cpuinfo_uarch_broadwell = 0x00100209,
+ /** Intel Sky Lake microarchitecture. */
+ cpuinfo_uarch_sky_lake = 0x0010020A,
+ /** Intel Kaby Lake microarchitecture. */
+ cpuinfo_uarch_kaby_lake = 0x0010020B,
+
+ /** Pentium 4 with Willamette, Northwood, or Foster cores. */
+ cpuinfo_uarch_willamette = 0x00100300,
+ /** Pentium 4 with Prescott and later cores. */
+ cpuinfo_uarch_prescott = 0x00100301,
+
+ /** Intel Atom on 45 nm process. */
+ cpuinfo_uarch_bonnell = 0x00100400,
+ /** Intel Atom on 32 nm process. */
+ cpuinfo_uarch_saltwell = 0x00100401,
+ /** Intel Silvermont microarchitecture (22 nm out-of-order Atom). */
+ cpuinfo_uarch_silvermont = 0x00100402,
+ /** Intel Airmont microarchitecture (14 nm out-of-order Atom). */
+ cpuinfo_uarch_airmont = 0x00100403,
+
+ /** Intel Knights Ferry HPC boards. */
+ cpuinfo_uarch_knights_ferry = 0x00100500,
+ /** Intel Knights Corner HPC boards (aka Xeon Phi). */
+ cpuinfo_uarch_knights_corner = 0x00100501,
+ /** Intel Knights Landing microarchitecture (second-gen MIC). */
+ cpuinfo_uarch_knights_landing = 0x00100502,
+ /** Intel Knights Hill microarchitecture (third-gen MIC). */
+ cpuinfo_uarch_knights_hill = 0x00100503,
+ /** Intel Knights Mill Xeon Phi. */
+ cpuinfo_uarch_knights_mill = 0x00100504,
+
+ /** Intel/Marvell XScale series. */
+ cpuinfo_uarch_xscale = 0x00100600,
+
+ /** AMD K5. */
+ cpuinfo_uarch_k5 = 0x00200100,
+ /** AMD K6 and alike. */
+ cpuinfo_uarch_k6 = 0x00200101,
+ /** AMD Athlon and Duron. */
+ cpuinfo_uarch_k7 = 0x00200102,
+ /** AMD Athlon 64, Opteron 64. */
+ cpuinfo_uarch_k8 = 0x00200103,
+ /** AMD Family 10h (Barcelona, Istambul, Magny-Cours). */
+ cpuinfo_uarch_k10 = 0x00200104,
+ /**
+ * AMD Bulldozer microarchitecture
+ * Zambezi FX-series CPUs, Zurich, Valencia and Interlagos Opteron CPUs.
+ */
+ cpuinfo_uarch_bulldozer = 0x00200105,
+ /**
+ * AMD Piledriver microarchitecture
+ * Vishera FX-series CPUs, Trinity and Richland APUs, Delhi, Seoul, Abu
Dhabi Opteron CPUs.
+ */
+ cpuinfo_uarch_piledriver = 0x00200106,
+ /** AMD Steamroller microarchitecture (Kaveri APUs). */
+ cpuinfo_uarch_steamroller = 0x00200107,
+ /** AMD Excavator microarchitecture (Carizzo APUs). */
+ cpuinfo_uarch_excavator = 0x00200108,
+ /** AMD Zen microarchitecture (Ryzen CPUs). */
+ cpuinfo_uarch_zen = 0x00200109,
+
+ /** NSC Geode and AMD Geode GX and LX. */
+ cpuinfo_uarch_geode = 0x00200200,
+ /** AMD Bobcat mobile microarchitecture. */
+ cpuinfo_uarch_bobcat = 0x00200201,
+ /** AMD Jaguar mobile microarchitecture. */
+ cpuinfo_uarch_jaguar = 0x00200202,
+ /** AMD Puma mobile microarchitecture. */
+ cpuinfo_uarch_puma = 0x00200203,
+
+ /** ARM7 series. */
+ cpuinfo_uarch_arm7 = 0x00300100,
+ /** ARM9 series. */
+ cpuinfo_uarch_arm9 = 0x00300101,
+ /** ARM 1136, ARM 1156, ARM 1176, or ARM 11MPCore. */
+ cpuinfo_uarch_arm11 = 0x00300102,
+
+ /** ARM Cortex-A5. */
+ cpuinfo_uarch_cortex_a5 = 0x00300205,
+ /** ARM Cortex-A7. */
+ cpuinfo_uarch_cortex_a7 = 0x00300207,
+ /** ARM Cortex-A8. */
+ cpuinfo_uarch_cortex_a8 = 0x00300208,
+ /** ARM Cortex-A9. */
+ cpuinfo_uarch_cortex_a9 = 0x00300209,
+ /** ARM Cortex-A12. */
+ cpuinfo_uarch_cortex_a12 = 0x00300212,
+ /** ARM Cortex-A15. */
+ cpuinfo_uarch_cortex_a15 = 0x00300215,
+ /** ARM Cortex-A17. */
+ cpuinfo_uarch_cortex_a17 = 0x00300217,
+
+ /** ARM Cortex-A32. */
+ cpuinfo_uarch_cortex_a32 = 0x00300332,
+ /** ARM Cortex-A35. */
+ cpuinfo_uarch_cortex_a35 = 0x00300335,
+ /** ARM Cortex-A53. */
+ cpuinfo_uarch_cortex_a53 = 0x00300353,
+ /** ARM Cortex-A55. */
+ cpuinfo_uarch_cortex_a55 = 0x00300355,
+ /** ARM Cortex-A57. */
+ cpuinfo_uarch_cortex_a57 = 0x00300357,
+ /** ARM Cortex-A72. */
+ cpuinfo_uarch_cortex_a72 = 0x00300372,
+ /** ARM Cortex-A73. */
+ cpuinfo_uarch_cortex_a73 = 0x00300373,
+ /** ARM Cortex-A75. */
+ cpuinfo_uarch_cortex_a75 = 0x00300375,
+ /** ARM Cortex-A76. */
+ cpuinfo_uarch_cortex_a76 = 0x00300376,
+
+ /** Qualcomm Scorpion. */
+ cpuinfo_uarch_scorpion = 0x00400100,
+ /** Qualcomm Krait. */
+ cpuinfo_uarch_krait = 0x00400101,
+ /** Qualcomm Kryo. */
+ cpuinfo_uarch_kryo = 0x00400102,
+ /** Qualcomm Falkor. */
+ cpuinfo_uarch_falkor = 0x00400103,
+ /** Qualcomm Saphira. */
+ cpuinfo_uarch_saphira = 0x00400104,
+
+ /** Nvidia Denver. */
+ cpuinfo_uarch_denver = 0x00500100,
+ /** Nvidia Denver 2. */
+ cpuinfo_uarch_denver2 = 0x00500101,
+ /** Nvidia Carmel. */
+ cpuinfo_uarch_carmel = 0x00500102,
+
+ /** Samsung Mongoose M1 (Exynos 8890 big cores). */
+ cpuinfo_uarch_mongoose_m1 = 0x00600100,
+ /** Samsung Mongoose M2 (Exynos 8895 big cores). */
+ cpuinfo_uarch_mongoose_m2 = 0x00600101,
+ /** Samsung Meerkat M3 (Exynos 9810 big cores). */
+ cpuinfo_uarch_meerkat_m3 = 0x00600102,
+
+ /** Apple A6 and A6X processors. */
+ cpuinfo_uarch_swift = 0x00700100,
+ /** Apple A7 processor. */
+ cpuinfo_uarch_cyclone = 0x00700101,
+ /** Apple A8 and A8X processor. */
+ cpuinfo_uarch_typhoon = 0x00700102,
+ /** Apple A9 and A9X processor. */
+ cpuinfo_uarch_twister = 0x00700103,
+ /** Apple A10 and A10X processor. */
+ cpuinfo_uarch_hurricane = 0x00700104,
+ /** Apple A11 processor (big cores). */
+ cpuinfo_uarch_monsoon = 0x00700105,
+ /** Apple A11 processor (little cores). */
+ cpuinfo_uarch_mistral = 0x00700106,
+
+ /** Cavium ThunderX. */
+ cpuinfo_uarch_thunderx = 0x00800100,
+ /** Cavium ThunderX2 (originally Broadcom Vulkan). */
+ cpuinfo_uarch_thunderx2 = 0x00800200,
+
+ /** Marvell PJ4. */
+ cpuinfo_uarch_pj4 = 0x00900100,
+
+ /** Broadcom Brahma B15. */
+ cpuinfo_uarch_brahma_b15 = 0x00A00100,
+ /** Broadcom Brahma B53. */
+ cpuinfo_uarch_brahma_b53 = 0x00A00101,
+
+ /** Applied Micro X-Gene. */
+ cpuinfo_uarch_xgene = 0x00B00100,
+};
+
+struct cpuinfo_processor {
+ /** SMT (hyperthread) ID within a core */
+ uint32_t smt_id;
+ /** Core containing this logical processor */
+ const struct cpuinfo_core* core;
+ /** Cluster of cores containing this logical processor */
+ const struct cpuinfo_cluster* cluster;
+ /** Physical package containing this logical processor */
+ const struct cpuinfo_package* package;
+#if defined(__linux__)
+ /**
+ * Linux-specific ID for the logical processor:
+ * - Linux kernel exposes information about this logical processor in
/sys/devices/system/cpu/cpu<linux_id>/
+ * - Bit <linux_id> in the cpu_set_t identifies this logical processor
+ */
+ int linux_id;
+#endif
+#if defined(_WIN32)
+ /** Windows-specific ID for the group containing the logical processor.
*/
+ uint16_t windows_group_id;
+ /**
+ * Windows-specific ID of the logical processor within its group:
+ * - Bit <windows_processor_id> in the KAFFINITY mask identifies this
logical processor within its group.
+ */
+ uint16_t windows_processor_id;
+#endif
+#if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ /** APIC ID (unique x86-specific ID of the logical processor) */
+ uint32_t apic_id;
+#endif
+ struct {
+ /** Level 1 instruction cache */
+ const struct cpuinfo_cache* l1i;
+ /** Level 1 data cache */
+ const struct cpuinfo_cache* l1d;
+ /** Level 2 unified or data cache */
+ const struct cpuinfo_cache* l2;
+ /** Level 3 unified or data cache */
+ const struct cpuinfo_cache* l3;
+ /** Level 4 unified or data cache */
+ const struct cpuinfo_cache* l4;
+ } cache;
+};
+
+struct cpuinfo_core {
+ /** Index of the first logical processor on this core. */
+ uint32_t processor_start;
+ /** Number of logical processors on this core */
+ uint32_t processor_count;
+ /** Core ID within a package */
+ uint32_t core_id;
+ /** Cluster containing this core */
+ const struct cpuinfo_cluster* cluster;
+ /** Physical package containing this core. */
+ const struct cpuinfo_package* package;
+ /** Vendor of the CPU microarchitecture for this core */
+ enum cpuinfo_vendor vendor;
+ /** CPU microarchitecture for this core */
+ enum cpuinfo_uarch uarch;
+#if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ /** Value of CPUID leaf 1 EAX register for this core */
+ uint32_t cpuid;
+#elif CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ /** Value of Main ID Register (MIDR) for this core */
+ uint32_t midr;
+#endif
+ /** Clock rate (non-Turbo) of the core, in Hz */
+ uint64_t frequency;
+};
+
+struct cpuinfo_cluster {
+ /** Index of the first logical processor in the cluster */
+ uint32_t processor_start;
+ /** Number of logical processors in the cluster */
+ uint32_t processor_count;
+ /** Index of the first core in the cluster */
+ uint32_t core_start;
+ /** Number of cores on the cluster */
+ uint32_t core_count;
+ /** Cluster ID within a package */
+ uint32_t cluster_id;
+ /** Physical package containing the cluster */
+ const struct cpuinfo_package* package;
+ /** CPU microarchitecture vendor of the cores in the cluster */
+ enum cpuinfo_vendor vendor;
+ /** CPU microarchitecture of the cores in the cluster */
+ enum cpuinfo_uarch uarch;
+#if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ /** Value of CPUID leaf 1 EAX register of the cores in the cluster */
+ uint32_t cpuid;
+#elif CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ /** Value of Main ID Register (MIDR) of the cores in the cluster */
+ uint32_t midr;
+#endif
+ /** Clock rate (non-Turbo) of the cores in the cluster, in Hz */
+ uint64_t frequency;
+};
+
+#define CPUINFO_PACKAGE_NAME_MAX 48
+
+struct cpuinfo_package {
+ /** SoC or processor chip model name */
+ char name[CPUINFO_PACKAGE_NAME_MAX];
+ /** Index of the first logical processor on this physical package */
+ uint32_t processor_start;
+ /** Number of logical processors on this physical package */
+ uint32_t processor_count;
+ /** Index of the first core on this physical package */
+ uint32_t core_start;
+ /** Number of cores on this physical package */
+ uint32_t core_count;
+ /** Index of the first cluster of cores on this physical package */
+ uint32_t cluster_start;
+ /** Number of clusters of cores on this physical package */
+ uint32_t cluster_count;
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+bool CPUINFO_ABI cpuinfo_initialize(void)
+{
+ return 1;
+}
+
+void CPUINFO_ABI cpuinfo_deinitialize(void)
+{
+
+}
+
+#if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ /* This structure is not a part of stable API. Use cpuinfo_has_x86_*
functions instead. */
+ struct cpuinfo_x86_isa {
+ #if CPUINFO_ARCH_X86
+ bool rdtsc;
+ #endif
+ bool rdtscp;
+ bool rdpid;
+ bool sysenter;
+ #if CPUINFO_ARCH_X86
+ bool syscall;
+ #endif
+ bool msr;
+ bool clzero;
+ bool clflush;
+ bool clflushopt;
+ bool mwait;
+ bool mwaitx;
+ #if CPUINFO_ARCH_X86
+ bool emmx;
+ #endif
+ bool fxsave;
+ bool xsave;
+ #if CPUINFO_ARCH_X86
+ bool fpu;
+ bool mmx;
+ bool mmx_plus;
+ #endif
+ bool three_d_now;
+ bool three_d_now_plus;
+ #if CPUINFO_ARCH_X86
+ bool three_d_now_geode;
+ #endif
+ bool prefetch;
+ bool prefetchw;
+ bool prefetchwt1;
+ #if CPUINFO_ARCH_X86
+ bool daz;
+ bool sse;
+ bool sse2;
+ #endif
+ bool sse3;
+ bool ssse3;
+ bool sse4_1;
+ bool sse4_2;
+ bool sse4a;
+ bool misaligned_sse;
+ bool avx;
+ bool fma3;
+ bool fma4;
+ bool xop;
+ bool f16c;
+ bool avx2;
+ bool avx512f;
+ bool avx512pf;
+ bool avx512er;
+ bool avx512cd;
+ bool avx512dq;
+ bool avx512bw;
+ bool avx512vl;
+ bool avx512ifma;
+ bool avx512vbmi;
+ bool avx512vbmi2;
+ bool avx512bitalg;
+ bool avx512vpopcntdq;
+ bool avx512vnni;
+ bool avx512_4vnniw;
+ bool avx512_4fmaps;
+ bool hle;
+ bool rtm;
+ bool xtest;
+ bool mpx;
+ #if CPUINFO_ARCH_X86
+ bool cmov;
+ bool cmpxchg8b;
+ #endif
+ bool cmpxchg16b;
+ bool clwb;
+ bool movbe;
+ #if CPUINFO_ARCH_X86_64
+ bool lahf_sahf;
+ #endif
+ bool fs_gs_base;
+ bool lzcnt;
+ bool popcnt;
+ bool tbm;
+ bool bmi;
+ bool bmi2;
+ bool adx;
+ bool aes;
+ bool vaes;
+ bool pclmulqdq;
+ bool vpclmulqdq;
+ bool gfni;
+ bool rdrand;
+ bool rdseed;
+ bool sha;
+ bool rng;
+ bool ace;
+ bool ace2;
+ bool phe;
+ bool pmm;
+ bool lwp;
+ };
+
+ extern struct cpuinfo_x86_isa cpuinfo_isa;
+#endif
+
+static inline bool cpuinfo_has_x86_rdtsc(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.rdtsc;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_rdtscp(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.rdtscp;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_rdpid(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.rdpid;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_clzero(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.clzero;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_mwait(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.mwait;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_mwaitx(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.mwaitx;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_fxsave(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.fxsave;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_xsave(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.xsave;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_fpu(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.fpu;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_mmx(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.mmx;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_mmx_plus(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.mmx_plus;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_3dnow(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.three_d_now;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_3dnow_plus(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.three_d_now_plus;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_3dnow_geode(void) {
+ #if CPUINFO_ARCH_X86_64
+ return false;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return false;
+ #else
+ return cpuinfo_isa.three_d_now_geode;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_prefetch(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.prefetch;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_prefetchw(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.prefetchw;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_prefetchwt1(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.prefetchwt1;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_daz(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.daz;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sse(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.sse;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sse2(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.sse2;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sse3(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.sse3;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_ssse3(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.ssse3;
+ #endif
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sse4_1(void) {
+ #if CPUINFO_ARCH_X86_64
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.sse4_1;
+ #endif
+ #elif CPUINFO_ARCH_X86
+ return cpuinfo_isa.sse4_1;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sse4_2(void) {
+ #if CPUINFO_ARCH_X86_64
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.sse4_2;
+ #endif
+ #elif CPUINFO_ARCH_X86
+ return cpuinfo_isa.sse4_2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sse4a(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.sse4a;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_misaligned_sse(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.misaligned_sse;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ //return cpuinfo_isa.avx;
+ return false;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_fma3(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ //return cpuinfo_isa.fma3;
+ return false;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_fma4(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.fma4;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_xop(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.xop;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_f16c(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.f16c;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx2(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return false;
+ //return cpuinfo_isa.avx2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512f(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512f;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512pf(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512pf;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512er(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512er;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512cd(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512cd;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512dq(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512dq;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512bw(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512bw;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512vl(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512vl;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512ifma(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512ifma;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512vbmi(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512vbmi;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512vbmi2(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512vbmi2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512bitalg(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512bitalg;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512vpopcntdq(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512vpopcntdq;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512vnni(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512vnni;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512_4vnniw(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512_4vnniw;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_avx512_4fmaps(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.avx512_4fmaps;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_hle(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.hle;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_rtm(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.rtm;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_xtest(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.xtest;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_mpx(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.mpx;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_cmov(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ return cpuinfo_isa.cmov;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_cmpxchg8b(void) {
+ #if CPUINFO_ARCH_X86_64
+ return true;
+ #elif CPUINFO_ARCH_X86
+ return cpuinfo_isa.cmpxchg8b;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_cmpxchg16b(void) {
+ #if CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.cmpxchg16b;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_clwb(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.clwb;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_movbe(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.movbe;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_lahf_sahf(void) {
+ #if CPUINFO_ARCH_X86
+ return true;
+ #elif CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.lahf_sahf;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_lzcnt(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.lzcnt;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_popcnt(void) {
+ #if CPUINFO_ARCH_X86_64
+ #if defined(__ANDROID__)
+ return true;
+ #else
+ return cpuinfo_isa.popcnt;
+ #endif
+ #elif CPUINFO_ARCH_X86
+ return cpuinfo_isa.popcnt;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_tbm(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.tbm;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_bmi(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.bmi;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_bmi2(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.bmi2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_adx(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.adx;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_aes(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.aes;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_vaes(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.vaes;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_pclmulqdq(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.pclmulqdq;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_vpclmulqdq(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.vpclmulqdq;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_gfni(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.gfni;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_rdrand(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.rdrand;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_rdseed(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.rdseed;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_x86_sha(void) {
+ #if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
+ return cpuinfo_isa.sha;
+ #else
+ return false;
+ #endif
+}
+
+#if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ /* This structure is not a part of stable API. Use cpuinfo_has_arm_*
functions instead. */
+ struct cpuinfo_arm_isa {
+ #if CPUINFO_ARCH_ARM
+ bool thumb;
+ bool thumb2;
+ bool thumbee;
+ bool jazelle;
+ bool armv5e;
+ bool armv6;
+ bool armv6k;
+ bool armv7;
+ bool armv7mp;
+ bool idiv;
+
+ bool vfpv2;
+ bool vfpv3;
+ bool d32;
+ bool fp16;
+ bool fma;
+
+ bool wmmx;
+ bool wmmx2;
+ bool neon;
+ #endif
+ #if CPUINFO_ARCH_ARM64
+ bool atomics;
+ #endif
+ bool rdm;
+ bool fp16arith;
+ bool dot;
+ bool jscvt;
+ bool fcma;
+
+ bool aes;
+ bool sha1;
+ bool sha2;
+ bool pmull;
+ bool crc32;
+ };
+
+ extern struct cpuinfo_arm_isa cpuinfo_isa;
+#endif
+
+static inline bool cpuinfo_has_arm_thumb(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.thumb;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_thumb2(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.thumb2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_v5e(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.armv5e;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_v6(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.armv6;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_v6k(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.armv6k;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_v7(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.armv7;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_v7mp(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.armv7mp;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_idiv(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.idiv;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv2(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv3(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv3;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv3_d32(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv3 && cpuinfo_isa.d32;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv3_fp16(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv3 && cpuinfo_isa.fp16;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv3_fp16_d32(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv3 && cpuinfo_isa.fp16 && cpuinfo_isa.d32;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv4(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv3 && cpuinfo_isa.fma;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_vfpv4_d32(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.vfpv3 && cpuinfo_isa.fma && cpuinfo_isa.d32;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_wmmx(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.wmmx;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_wmmx2(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.wmmx2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_neon(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.neon;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_neon_fp16(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.neon && cpuinfo_isa.fp16;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_neon_fma(void) {
+ #if CPUINFO_ARCH_ARM64
+ return true;
+ #elif CPUINFO_ARCH_ARM
+ return cpuinfo_isa.neon && cpuinfo_isa.fma;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_atomics(void) {
+ #if CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.atomics;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_neon_rdm(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.rdm;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_neon_fp16_arith(void) {
+ #if CPUINFO_ARCH_ARM
+ return cpuinfo_isa.neon && cpuinfo_isa.fp16arith;
+ #elif CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.fp16arith;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_fp16_arith(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.fp16arith;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_neon_dot(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.dot;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_jscvt(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.jscvt;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_fcma(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.fcma;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_aes(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.aes;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_sha1(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.sha1;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_sha2(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.sha2;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_pmull(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.pmull;
+ #else
+ return false;
+ #endif
+}
+
+static inline bool cpuinfo_has_arm_crc32(void) {
+ #if CPUINFO_ARCH_ARM || CPUINFO_ARCH_ARM64
+ return cpuinfo_isa.crc32;
+ #else
+ return false;
+ #endif
+}
+
+const struct cpuinfo_processor* CPUINFO_ABI cpuinfo_get_processors(void);
+const struct cpuinfo_core* CPUINFO_ABI cpuinfo_get_cores(void);
+const struct cpuinfo_cluster* CPUINFO_ABI cpuinfo_get_clusters(void);
+const struct cpuinfo_package* CPUINFO_ABI cpuinfo_get_packages(void);
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l1i_caches(void);
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l1d_caches(void);
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l2_caches(void)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l3_caches(void)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l4_caches(void)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+
+const struct cpuinfo_processor* CPUINFO_ABI cpuinfo_get_processor(uint32_t
index);
+const struct cpuinfo_core* CPUINFO_ABI cpuinfo_get_core(uint32_t index);
+const struct cpuinfo_cluster* CPUINFO_ABI cpuinfo_get_cluster(uint32_t index);
+const struct cpuinfo_package* CPUINFO_ABI cpuinfo_get_package(uint32_t index);
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l1i_cache(uint32_t index);
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l1d_cache(uint32_t index)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l2_cache(uint32_t index)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l3_cache(uint32_t index)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+const struct cpuinfo_cache* CPUINFO_ABI cpuinfo_get_l4_cache(uint32_t index)
+{
+ static struct cpuinfo_cache cc;
+ cc.size = 64 * 512 * 12;
+ cc.associativity = 12;
+ cc.associativity = 512;
+ cc.partitions = 64;
+ cc.line_size = 64;
+ cc.flags=CPUINFO_CACHE_INCLUSIVE;
+ cc.processor_start = 0;
+ cc.processor_count = 1;
+ return &cc;
+}
+uint32_t CPUINFO_ABI cpuinfo_get_processors_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_cores_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_clusters_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_packages_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_l1i_caches_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_l1d_caches_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_l2_caches_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_l3_caches_count(void);
+uint32_t CPUINFO_ABI cpuinfo_get_l4_caches_count(void);
+
+const struct cpuinfo_processor* CPUINFO_ABI
cpuinfo_get_current_processor(void);
+const struct cpuinfo_core* CPUINFO_ABI cpuinfo_get_current_core(void);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* CPUINFO_H */
+
diff --git a/include/linux/futex.h b/include/linux/futex.h
new file mode 100644
index 0000000..6227f9d
--- /dev/null
+++ b/include/linux/futex.h
@@ -0,0 +1,217 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _LINUX_FUTEX_H
+#define _LINUX_FUTEX_H
+
+//#include <linux/compiler.h>
+//#include <linux/types.h>
+
+/* Second argument to futex syscall */
+
+
+#define FUTEX_WAIT 0
+#define FUTEX_WAKE 1
+#define FUTEX_FD 2
+#define FUTEX_REQUEUE 3
+#define FUTEX_CMP_REQUEUE 4
+#define FUTEX_WAKE_OP 5
+#define FUTEX_LOCK_PI 6
+#define FUTEX_UNLOCK_PI 7
+#define FUTEX_TRYLOCK_PI 8
+#define FUTEX_WAIT_BITSET 9
+#define FUTEX_WAKE_BITSET 10
+#define FUTEX_WAIT_REQUEUE_PI 11
+#define FUTEX_CMP_REQUEUE_PI 12
+
+#define FUTEX_PRIVATE_FLAG 128
+#define FUTEX_CLOCK_REALTIME 256
+#define FUTEX_CMD_MASK ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME)
+
+#define FUTEX_WAIT_PRIVATE (FUTEX_WAIT | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAKE_PRIVATE (FUTEX_WAKE | FUTEX_PRIVATE_FLAG)
+#define FUTEX_REQUEUE_PRIVATE (FUTEX_REQUEUE | FUTEX_PRIVATE_FLAG)
+#define FUTEX_CMP_REQUEUE_PRIVATE (FUTEX_CMP_REQUEUE | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAKE_OP_PRIVATE (FUTEX_WAKE_OP | FUTEX_PRIVATE_FLAG)
+#define FUTEX_LOCK_PI_PRIVATE (FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG)
+#define FUTEX_UNLOCK_PI_PRIVATE (FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG)
+#define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAIT_BITSET_PRIVATE (FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAKE_BITSET_PRIVATE (FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAIT_REQUEUE_PI_PRIVATE (FUTEX_WAIT_REQUEUE_PI | \
+ FUTEX_PRIVATE_FLAG)
+#define FUTEX_CMP_REQUEUE_PI_PRIVATE (FUTEX_CMP_REQUEUE_PI | \
+ FUTEX_PRIVATE_FLAG)
+
+/*
+ * Support for robust futexes: the kernel cleans up held futexes at
+ * thread exit time.
+ */
+
+/*
+ * Per-lock list entry - embedded in user-space locks, somewhere close
+ * to the futex field. (Note: user-space uses a double-linked list to
+ * achieve O(1) list add and remove, but the kernel only needs to know
+ * about the forward link)
+ *
+ * NOTE: this structure is part of the syscall ABI, and must not be
+ * changed.
+ */
+struct robust_list {
+ struct robust_list __user *next;
+};
+
+/*
+ * Per-thread list head:
+ *
+ * NOTE: this structure is part of the syscall ABI, and must only be
+ * changed if the change is first communicated with the glibc folks.
+ * (When an incompatible change is done, we'll increase the structure
+ * size, which glibc will detect)
+ */
+struct robust_list_head {
+ /*
+ * The head of the list. Points back to itself if empty:
+ */
+ struct robust_list list;
+
+ /*
+ * This relative offset is set by user-space, it gives the kernel
+ * the relative position of the futex field to examine. This way
+ * we keep userspace flexible, to freely shape its data-structure,
+ * without hardcoding any particular offset into the kernel:
+ */
+ long futex_offset;
+
+ /*
+ * The death of the thread may race with userspace setting
+ * up a lock's links. So to handle this race, userspace first
+ * sets this field to the address of the to-be-taken lock,
+ * then does the lock acquire, and then adds itself to the
+ * list, and then clears this field. Hence the kernel will
+ * always have full knowledge of all locks that the thread
+ * _might_ have taken. We check the owner TID in any case,
+ * so only truly owned locks will be handled.
+ */
+ struct robust_list __user *list_op_pending;
+};
+
+/*
+ * Are there any waiters for this robust futex:
+ */
+#define FUTEX_WAITERS 0x80000000
+
+/*
+ * The kernel signals via this bit that a thread holding a futex
+ * has exited without unlocking the futex. The kernel also does
+ * a FUTEX_WAKE on such futexes, after setting the bit, to wake
+ * up any possible waiters:
+ */
+#define FUTEX_OWNER_DIED 0x40000000
+
+/*
+ * The rest of the robust-futex field is for the TID:
+ */
+#define FUTEX_TID_MASK 0x3fffffff
+
+/*
+ * This limit protects against a deliberately circular list.
+ * (Not worth introducing an rlimit for it)
+ */
+#define ROBUST_LIST_LIMIT 2048
+
+/*
+ * bitset with all bits set for the FUTEX_xxx_BITSET OPs to request a
+ * match of any bit.
+ */
+#define FUTEX_BITSET_MATCH_ANY 0xffffffff
+
+#ifdef __KERNEL__
+struct inode;
+struct mm_struct;
+struct task_struct;
+union ktime;
+
+long do_futex(u32 __user *uaddr, int op, u32 val, union ktime *timeout,
+ u32 __user *uaddr2, u32 val2, u32 val3);
+
+extern int
+handle_futex_death(u32 __user *uaddr, struct task_struct *curr, int pi);
+
+/*
+ * Futexes are matched on equal values of this key.
+ * The key type depends on whether it's a shared or private mapping.
+ * Don't rearrange members without looking at hash_futex().
+ *
+ * offset is aligned to a multiple of sizeof(u32) (== 4) by definition.
+ * We use the two low order bits of offset to tell what is the kind of key :
+ * 00 : Private process futex (PTHREAD_PROCESS_PRIVATE)
+ * (no reference on an inode or mm)
+ * 01 : Shared futex (PTHREAD_PROCESS_SHARED)
+ * mapped on a file (reference on the underlying inode)
+ * 10 : Shared futex (PTHREAD_PROCESS_SHARED)
+ * (but private mapping on an mm, and reference taken on it)
+*/
+
+#define FUT_OFF_INODE 1 /* We set bit 0 if key has a reference on inode */
+#define FUT_OFF_MMSHARED 2 /* We set bit 1 if key has a reference on mm */
+
+union futex_key {
+ struct {
+ unsigned long pgoff;
+ struct inode *inode;
+ int offset;
+ } shared;
+ struct {
+ unsigned long address;
+ struct mm_struct *mm;
+ int offset;
+ } private;
+ struct {
+ unsigned long word;
+ void *ptr;
+ int offset;
+ } both;
+};
+
+#define FUTEX_KEY_INIT (union futex_key) { .both = { .ptr = NULL } }
+
+#ifdef CONFIG_FUTEX
+extern void exit_robust_list(struct task_struct *curr);
+extern void exit_pi_state_list(struct task_struct *curr);
+extern int futex_cmpxchg_enabled;
+#else
+static inline void exit_robust_list(struct task_struct *curr)
+{
+}
+static inline void exit_pi_state_list(struct task_struct *curr)
+{
+}
+#endif
+#endif /* __KERNEL__ */
+
+#define FUTEX_OP_SET 0 /* *(int *)UADDR2 = OPARG; */
+#define FUTEX_OP_ADD 1 /* *(int *)UADDR2 += OPARG; */
+#define FUTEX_OP_OR 2 /* *(int *)UADDR2 |= OPARG; */
+#define FUTEX_OP_ANDN 3 /* *(int *)UADDR2 &= ~OPARG; */
+#define FUTEX_OP_XOR 4 /* *(int *)UADDR2 ^= OPARG; */
+
+#define FUTEX_OP_OPARG_SHIFT 8 /* Use (1 << OPARG) instead of OPARG.
*/
+
+#define FUTEX_OP_CMP_EQ 0 /* if (oldval == CMPARG) wake */
+#define FUTEX_OP_CMP_NE 1 /* if (oldval != CMPARG) wake */
+#define FUTEX_OP_CMP_LT 2 /* if (oldval < CMPARG) wake */
+#define FUTEX_OP_CMP_LE 3 /* if (oldval <= CMPARG) wake */
+#define FUTEX_OP_CMP_GT 4 /* if (oldval > CMPARG) wake */
+#define FUTEX_OP_CMP_GE 5 /* if (oldval >= CMPARG) wake */
+
+/* FUTEX_WAKE_OP will perform atomically
+ int oldval = *(int *)UADDR2;
+ *(int *)UADDR2 = oldval OP OPARG;
+ if (oldval CMP CMPARG)
+ wake UADDR2; */
+
+#define FUTEX_OP(op, oparg, cmp, cmparg) \
+ (((op & 0xf) << 28) | ((cmp & 0xf) << 24) \
+ | ((oparg & 0xfff) << 12) | (cmparg & 0xfff))
+
+#endif
+
--
2.20.1
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