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-rw-r--r--libc/sysdeps/linux/kvx/bits/atomic.h141
-rw-r--r--libc/sysdeps/linux/kvx/bits/endian.h13
-rw-r--r--libc/sysdeps/linux/kvx/bits/fcntl.h226
-rw-r--r--libc/sysdeps/linux/kvx/bits/fenv.h106
-rw-r--r--libc/sysdeps/linux/kvx/bits/kernel_types.h42
-rw-r--r--libc/sysdeps/linux/kvx/bits/posix_types.h14
-rw-r--r--libc/sysdeps/linux/kvx/bits/sem.h84
-rw-r--r--libc/sysdeps/linux/kvx/bits/setjmp.h46
-rw-r--r--libc/sysdeps/linux/kvx/bits/stackinfo.h29
-rw-r--r--libc/sysdeps/linux/kvx/bits/statfs.h64
-rw-r--r--libc/sysdeps/linux/kvx/bits/syscalls.h80
-rw-r--r--libc/sysdeps/linux/kvx/bits/uClibc_arch_features.h41
-rw-r--r--libc/sysdeps/linux/kvx/bits/wordsize.h9
13 files changed, 895 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/kvx/bits/atomic.h b/libc/sysdeps/linux/kvx/bits/atomic.h
new file mode 100644
index 000000000..3c423e9ba
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/atomic.h
@@ -0,0 +1,141 @@
+/* Copyright (C) 2010-2012 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _KVX_BITS_ATOMIC_H
+#define _KVX_BITS_ATOMIC_H
+
+#include <stdint.h>
+
+typedef int8_t atomic8_t;
+typedef uint8_t uatomic8_t;
+typedef int_fast8_t atomic_fast8_t;
+typedef uint_fast8_t uatomic_fast8_t;
+
+typedef int16_t atomic16_t;
+typedef uint16_t uatomic16_t;
+typedef int_fast16_t atomic_fast16_t;
+typedef uint_fast16_t uatomic_fast16_t;
+
+typedef int32_t atomic32_t;
+typedef uint32_t uatomic32_t;
+typedef int_fast32_t atomic_fast32_t;
+typedef uint_fast32_t uatomic_fast32_t;
+
+typedef int64_t atomic64_t;
+typedef uint64_t uatomic64_t;
+typedef int_fast64_t atomic_fast64_t;
+typedef uint_fast64_t uatomic_fast64_t;
+
+typedef intptr_t atomicptr_t;
+typedef uintptr_t uatomicptr_t;
+typedef intmax_t atomic_max_t;
+typedef uintmax_t uatomic_max_t;
+
+
+#ifndef atomic_full_barrier
+# define atomic_full_barrier() do { atomic_read_barrier(); \
+ atomic_write_barrier(); } while(0)
+#endif
+
+#ifndef atomic_read_barrier
+# define atomic_read_barrier() __builtin_kvx_dinval()
+#endif
+
+#ifndef atomic_write_barrier
+# define atomic_write_barrier() __builtin_kvx_fence()
+#endif
+
+/*
+ * On kvx, we have a boolean compare and swap which means that the operation
+ * returns only the success of operation.
+ * If operation succeeds, this is simple, we just need to return the provided
+ * old value. However, if it fails, we need to load the value to return it for
+ * the caller. If the loaded value is different from the "old" provided by the
+ * caller, we can return it since it will mean it failed.
+ * However, if for some reason the value we read is equal to the old value
+ * provided by the caller, we can't simply return it or the caller will think it
+ * succeeded. So if the value we read is the same as the "old" provided by
+ * the caller, we try again until either we succeed or we fail with a different
+ * value than the provided one.
+ */
+#define __cmpxchg(ptr, old, new, op_suffix, load_suffix) \
+({ \
+ register unsigned long __rn __asm__("r62"); \
+ register unsigned long __ro __asm__("r63"); \
+ __asm__ __volatile__ ( \
+ /* Fence to guarantee previous store to be committed */ \
+ "fence\n" \
+ /* Init "expect" with previous value */ \
+ "copyd $r63 = %[rOld]\n" \
+ ";;\n" \
+ "1:\n" \
+ /* Init "update" value with new */ \
+ "copyd $r62 = %[rNew]\n" \
+ ";;\n" \
+ "acswap" #op_suffix " 0[%[rPtr]], $r62r63\n" \
+ ";;\n" \
+ /* if acswap succeeds, simply return */ \
+ "cb.dnez $r62? 2f\n" \
+ ";;\n" \
+ /* We failed, load old value */ \
+ "l" #op_suffix #load_suffix" $r63 = 0[%[rPtr]]\n" \
+ ";;\n" \
+ /* Check if equal to "old" one */ \
+ "compd.ne $r62 = $r63, %[rOld]\n" \
+ ";;\n" \
+ /* If different from "old", return it to caller */ \
+ "cb.deqz $r62? 1b\n" \
+ ";;\n" \
+ "2:\n" \
+ : "+r" (__rn), "+r" (__ro) \
+ : [rPtr] "r" (ptr), [rOld] "r" (old), [rNew] "r" (new) \
+ : "memory"); \
+ (__ro); \
+})
+
+#define cmpxchg(ptr, o, n) \
+({ \
+ unsigned long __cmpxchg__ret; \
+ switch (sizeof(*(ptr))) { \
+ case 4: \
+ __cmpxchg__ret = __cmpxchg((ptr), (o), (n), w, s); \
+ break; \
+ case 8: \
+ __cmpxchg__ret = __cmpxchg((ptr), (o), (n), d, ); \
+ break; \
+ } \
+ (__typeof(*(ptr))) (__cmpxchg__ret); \
+})
+
+#define atomic_compare_and_exchange_val_acq(mem, newval, oldval) \
+ cmpxchg((mem), (oldval), (newval))
+
+
+#define atomic_exchange_acq(mem, newval) \
+({ \
+ unsigned long __aea__ret, __aea__old; \
+ volatile __typeof((mem)) __aea__m = (mem); \
+ do { \
+ __aea__old = *__aea__m; \
+ __aea__ret = atomic_compare_and_exchange_val_acq((mem), \
+ (newval), (__aea__old));\
+ } while (__aea__old != __aea__ret); \
+ (__aea__old); \
+})
+
+#endif
diff --git a/libc/sysdeps/linux/kvx/bits/endian.h b/libc/sysdeps/linux/kvx/bits/endian.h
new file mode 100644
index 000000000..03a1b7f0c
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/endian.h
@@ -0,0 +1,13 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2018 Kalray Inc.
+ */
+
+#ifndef _ENDIAN_H
+# error "Never use <bits/endian.h> directly; include <endian.h> instead."
+#endif
+
+#define __BYTE_ORDER __LITTLE_ENDIAN
diff --git a/libc/sysdeps/linux/kvx/bits/fcntl.h b/libc/sysdeps/linux/kvx/bits/fcntl.h
new file mode 100644
index 000000000..c1815b44f
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/fcntl.h
@@ -0,0 +1,226 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2018 Kalray Inc.
+ */
+
+#ifndef _FCNTL_H
+# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
+#endif
+
+#include <sys/types.h>
+#ifdef __USE_GNU
+# include <bits/uio.h>
+#endif
+
+/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
+ located on an ext2 file system */
+#define O_ACCMODE 0003
+#define O_RDONLY 00
+#define O_WRONLY 01
+#define O_RDWR 02
+#define O_CREAT 0100 /* not fcntl */
+#define O_EXCL 0200 /* not fcntl */
+#define O_NOCTTY 0400 /* not fcntl */
+#define O_TRUNC 01000 /* not fcntl */
+#define O_APPEND 02000
+#define O_NONBLOCK 04000
+#define O_NDELAY O_NONBLOCK
+#define O_SYNC 010000
+#define O_FSYNC O_SYNC
+#define O_ASYNC 020000
+
+#ifdef __USE_XOPEN2K8
+# define O_DIRECTORY 0200000 /* Must be a directory. */
+# define O_NOFOLLOW 0400000 /* Do not follow links. */
+# define O_CLOEXEC 02000000 /* Set close_on_exec. */
+#endif
+
+#ifdef __USE_GNU
+# define O_DIRECT 040000 /* Direct disk access. */
+# define O_NOATIME 01000000 /* Do not set atime. */
+# define O_PATH 010000000 /* Resolve pathname but do not open file. */
+#endif
+
+#ifdef __USE_LARGEFILE64
+# define O_LARGEFILE 0100000
+#endif
+
+/* For now Linux has synchronisity options for data and read operations.
+ We define the symbols here but let them do the same as O_SYNC since
+ this is a superset. */
+#if defined __USE_POSIX199309 || defined __USE_UNIX98
+# define O_DSYNC O_SYNC /* Synchronize data. */
+# define O_RSYNC O_SYNC /* Synchronize read operations. */
+#endif
+
+/* Values for the second argument to `fcntl'. */
+#define F_DUPFD 0 /* Duplicate file descriptor. */
+#define F_GETFD 1 /* Get file descriptor flags. */
+#define F_SETFD 2 /* Set file descriptor flags. */
+#define F_GETFL 3 /* Get file status flags. */
+#define F_SETFL 4 /* Set file status flags. */
+
+#define F_GETLK 5 /* Get record locking info. */
+#define F_SETLK 6 /* Set record locking info (non-blocking). */
+#define F_SETLKW 7 /* Set record locking info (blocking). */
+
+/* Same as standard, since we always have 64-bit offsets. */
+#define F_GETLK64 F_GETLK /* Get record locking info. */
+#define F_SETLK64 F_SETLK /* Set record locking info (non-blocking). */
+#define F_SETLKW64 F_SETLKW /* Set record locking info (blocking). */
+
+#if defined __USE_BSD || defined __USE_XOPEN2K
+# define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */
+# define F_GETOWN 9 /* Set owner of socket (receiver of SIGIO). */
+#endif
+
+#ifdef __USE_GNU
+# define F_SETSIG 10 /* Set number of signal to be sent. */
+# define F_GETSIG 11 /* Get number of signal to be sent. */
+#endif
+
+#ifdef __USE_GNU
+# define F_SETLEASE 1024 /* Set a lease. */
+# define F_GETLEASE 1025 /* Enquire what lease is active. */
+# define F_NOTIFY 1026 /* Request notfications on a directory. */
+# define F_DUPFD_CLOEXEC 1030 /* Duplicate file descriptor with
+ close-on-exit set on new fd. */
+# define F_SETPIPE_SZ 1031 /* Set pipe page size array. */
+# define F_GETPIPE_SZ 1032 /* Get pipe page size array. */
+#endif
+
+/* For F_[GET|SET]FL. */
+#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
+
+/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */
+#define F_RDLCK 0 /* Read lock. */
+#define F_WRLCK 1 /* Write lock. */
+#define F_UNLCK 2 /* Remove lock. */
+
+/* For old implementation of bsd flock(). */
+#define F_EXLCK 4 /* or 3 */
+#define F_SHLCK 8 /* or 4 */
+
+#ifdef __USE_BSD
+/* Operations for bsd flock(), also used by the kernel implementation. */
+# define LOCK_SH 1 /* shared lock */
+# define LOCK_EX 2 /* exclusive lock */
+# define LOCK_NB 4 /* or'd with one of the above to prevent
+ blocking */
+# define LOCK_UN 8 /* remove lock */
+#endif
+
+#ifdef __USE_GNU
+# define LOCK_MAND 32 /* This is a mandatory flock: */
+# define LOCK_READ 64 /* ... which allows concurrent read operations. */
+# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */
+# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */
+#endif
+
+#ifdef __USE_GNU
+/* Types of directory notifications that may be requested with F_NOTIFY. */
+# define DN_ACCESS 0x00000001 /* File accessed. */
+# define DN_MODIFY 0x00000002 /* File modified. */
+# define DN_CREATE 0x00000004 /* File created. */
+# define DN_DELETE 0x00000008 /* File removed. */
+# define DN_RENAME 0x00000010 /* File renamed. */
+# define DN_ATTRIB 0x00000020 /* File changed attibutes. */
+# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */
+#endif
+
+struct flock
+ {
+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
+ short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
+#ifndef __USE_FILE_OFFSET64
+ __off_t l_start; /* Offset where the lock begins. */
+ __off_t l_len; /* Size of the locked area; zero means until EOF. */
+#else
+ __off64_t l_start; /* Offset where the lock begins. */
+ __off64_t l_len; /* Size of the locked area; zero means until EOF. */
+#endif
+ __pid_t l_pid; /* Process holding the lock. */
+ };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+ {
+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
+ short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
+ __off64_t l_start; /* Offset where the lock begins. */
+ __off64_t l_len; /* Size of the locked area; zero means until EOF. */
+ __pid_t l_pid; /* Process holding the lock. */
+ };
+#endif
+
+/* Define some more compatibility macros to be backward compatible with
+ BSD systems which did not managed to hide these kernel macros. */
+#ifdef __USE_BSD
+# define FAPPEND O_APPEND
+# define FFSYNC O_FSYNC
+# define FASYNC O_ASYNC
+# define FNONBLOCK O_NONBLOCK
+# define FNDELAY O_NDELAY
+#endif /* Use BSD. */
+
+/* Advise to `posix_fadvise'. */
+#ifdef __USE_XOPEN2K
+# define POSIX_FADV_NORMAL 0 /* No further special treatment. */
+# define POSIX_FADV_RANDOM 1 /* Expect random page references. */
+# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
+# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
+# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
+# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
+#endif
+
+#if defined __USE_GNU && defined __UCLIBC_LINUX_SPECIFIC__
+/* Flags for SYNC_FILE_RANGE. */
+# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
+ in the range before performing the
+ write. */
+# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
+ dirty pages in the range which are
+ not presently under writeback. */
+# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
+ the range after performing the
+ write. */
+
+/* Flags for SPLICE and VMSPLICE. */
+# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */
+# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing
+ (but we may still block on the fd
+ we splice from/to). */
+# define SPLICE_F_MORE 4 /* Expect more data. */
+# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */
+#endif
+
+__BEGIN_DECLS
+
+#if defined __USE_GNU && defined __UCLIBC_LINUX_SPECIFIC__
+
+/* Provide kernel hint to read ahead. */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+ __THROW;
+
+/* Selective file content synch'ing. */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+ unsigned int __flags);
+
+/* Splice address range into a pipe. */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+ size_t __count, unsigned int __flags);
+
+/* Splice two files together. */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+ __off64_t *__offout, size_t __len,
+ unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers. */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ unsigned int __flags);
+
+#endif
+__END_DECLS
diff --git a/libc/sysdeps/linux/kvx/bits/fenv.h b/libc/sysdeps/linux/kvx/bits/fenv.h
new file mode 100644
index 000000000..445ec7aff
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/fenv.h
@@ -0,0 +1,106 @@
+/* Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+/* $cs register number for use in kvx builtins */
+#define KVX_SFR_CS 4
+
+/* Each core of the Coolidge processor has a coprocessor. They share
+ the CS register but have distinct bit-fields for their
+ floating-point environment. This implementation synchronizes them
+ in such a way that they cannot be managed separately. */
+
+/* Compute Status ($cs) register contains the following bit-fields for
+ floating-point execption flags.
+
+ Bit-field Condition of the IEEE 754 binary floating-point standard
+ --------- --------------------------------------------------------
+ IO Invalid Operation
+ DZ Divide by Zero
+ OV Overflow
+ UN Underflow
+ IN Inexact
+ XIO Invalid Operation (coprocessor)
+ XDZ Divide by Zero (coprocessor)
+ XOV Overflow (coprocessor)
+ XUN Underflow (coprocessor)
+ XIN Inexact (coprocessor) */
+
+#define _FE_INVALID 0x02
+#define _FE_DIVBYZERO 0x04
+#define _FE_OVERFLOW 0x08
+#define _FE_UNDERFLOW 0x10
+#define _FE_INEXACT 0x20
+
+#define _FE_X_INVALID 0x0200
+#define _FE_X_DIVBYZERO 0x0400
+#define _FE_X_OVERFLOW 0x0800
+#define _FE_X_UNDERFLOW 0x1000
+#define _FE_X_INEXACT 0x2000
+
+#define FE_INVALID (_FE_INVALID | _FE_X_INVALID)
+#define FE_DIVBYZERO (_FE_DIVBYZERO | _FE_X_DIVBYZERO)
+#define FE_OVERFLOW (_FE_OVERFLOW | _FE_X_OVERFLOW)
+#define FE_UNDERFLOW (_FE_UNDERFLOW | _FE_X_UNDERFLOW)
+#define FE_INEXACT (_FE_INEXACT | _FE_X_INEXACT)
+
+#define FE_ALL_EXCEPT (FE_INVALID|FE_DIVBYZERO|FE_OVERFLOW|FE_UNDERFLOW|FE_INEXACT)
+
+/* Compute Status ($cs) register contains the following bit-fields for
+ floating-point rounding modes.
+
+ Following table describes both the RM and XRM (coproc) bit-fields.
+
+ Value Rounding Mode of the IEEE 754 binary floating-point standard
+ ----- ------------------------------------------------------------
+ 0b00 to nearest even
+ 0b01 toward +inf
+ 0b10 toward -inf
+ 0b11 toward zero */
+
+#define _FE_TONEAREST 0
+#define _FE_UPWARD 1
+#define _FE_DOWNWARD 2
+#define _FE_TOWARDZERO 3
+
+#define _FE_X_TONEAREST 0
+#define _FE_X_UPWARD 1
+#define _FE_X_DOWNWARD 2
+#define _FE_X_TOWARDZERO 3
+
+
+#define FE_TONEAREST ((_FE_TONEAREST << 16) | (_FE_X_TONEAREST << 20))
+#define FE_UPWARD ((_FE_UPWARD << 16) | (_FE_X_UPWARD << 20))
+#define FE_DOWNWARD ((_FE_DOWNWARD << 16) | (_FE_X_DOWNWARD << 20))
+#define FE_TOWARDZERO ((_FE_TOWARDZERO << 16) | (_FE_X_TOWARDZERO << 20))
+
+#define FE_RND_MASK FE_TOWARDZERO
+
+/* The type representing all floating-point status flags collectively.
+ The environment is simply a copy from the FPU related bits in the
+ CS register, but can be improved in the future. */
+typedef unsigned int fexcept_t;
+/* The type representing the entire floating-point environment. The
+ environment is simply a copy from the FPU related bits in the CS
+ register. */
+typedef unsigned int fenv_t;
+
+extern const fenv_t __fe_dfl_env;
+#define FE_DFL_ENV __fe_dfl_env
diff --git a/libc/sysdeps/linux/kvx/bits/kernel_types.h b/libc/sysdeps/linux/kvx/bits/kernel_types.h
new file mode 100644
index 000000000..832b17674
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/kernel_types.h
@@ -0,0 +1,42 @@
+/* Note that we use the exact same include guard #define names
+ * as asm/posix_types.h. This will avoid gratuitous conflicts
+ * with the posix_types.h kernel header, and will ensure that
+ * our private content, and not the kernel header, will win.
+ * -Erik
+ */
+#ifndef __ASM_GENERIC_POSIX_TYPES_H
+#define __ASM_GENERIC_POSIX_TYPES_H
+
+typedef unsigned long __kernel_dev_t;
+typedef unsigned long __kernel_ino_t;
+typedef unsigned int __kernel_mode_t;
+typedef unsigned int __kernel_nlink_t;
+typedef long __kernel_off_t;
+typedef int __kernel_pid_t;
+typedef int __kernel_ipc_pid_t;
+typedef unsigned int __kernel_uid_t;
+typedef unsigned int __kernel_gid_t;
+typedef unsigned long __kernel_size_t;
+typedef long __kernel_ssize_t;
+typedef long __kernel_ptrdiff_t;
+typedef long __kernel_time_t;
+typedef long __kernel_suseconds_t;
+typedef long __kernel_clock_t;
+typedef int __kernel_daddr_t;
+typedef char * __kernel_caddr_t;
+typedef unsigned short __kernel_uid16_t;
+typedef unsigned short __kernel_gid16_t;
+typedef unsigned int __kernel_uid32_t;
+typedef unsigned int __kernel_gid32_t;
+typedef unsigned short __kernel_old_uid_t;
+typedef unsigned short __kernel_old_gid_t;
+typedef long long __kernel_loff_t;
+typedef unsigned int __kernel_old_dev_t;
+typedef long __kernel_long_t;
+typedef unsigned long __kernel_ulong_t;
+
+typedef struct {
+ int val[2];
+} __kernel_fsid_t;
+
+#endif /* __ASM_GENERIC_POSIX_TYPES_H */
diff --git a/libc/sysdeps/linux/kvx/bits/posix_types.h b/libc/sysdeps/linux/kvx/bits/posix_types.h
new file mode 100644
index 000000000..e556fda5d
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/posix_types.h
@@ -0,0 +1,14 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2017 Kalray Inc.
+ */
+
+#ifndef _UAPI_ASM_KVX_POSIX_TYPES_H
+#define _UAPI_ASM_KVX_POSIX_TYPES_H
+
+#include <asm-generic/posix_types.h>
+
+#endif /* _UAPI_ASM_KVX_POSIX_TYPES_H */
diff --git a/libc/sysdeps/linux/kvx/bits/sem.h b/libc/sysdeps/linux/kvx/bits/sem.h
new file mode 100644
index 000000000..4d412a2cb
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/sem.h
@@ -0,0 +1,84 @@
+/* Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _SYS_SEM_H
+# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead."
+#endif
+
+#include <sys/types.h>
+
+/* Flags for `semop'. */
+#define SEM_UNDO 0x1000 /* undo the operation on exit */
+
+/* Commands for `semctl'. */
+#define GETPID 11 /* get sempid */
+#define GETVAL 12 /* get semval */
+#define GETALL 13 /* get all semval's */
+#define GETNCNT 14 /* get semncnt */
+#define GETZCNT 15 /* get semzcnt */
+#define SETVAL 16 /* set semval */
+#define SETALL 17 /* set all semval's */
+
+
+/* Data structure describing a set of semaphores. */
+struct semid_ds
+{
+ struct ipc_perm sem_perm; /* operation permission struct */
+ __time_t sem_otime; /* last semop() time */
+ __time_t sem_ctime; /* last time changed by semctl() */
+ unsigned long int sem_nsems; /* number of semaphores in set */
+ unsigned long int __unused1;
+ unsigned long int __unused2;
+};
+
+/* The user should define a union like the following to use it for arguments
+ for `semctl'.
+
+ union semun
+ {
+ int val; <= value for SETVAL
+ struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET
+ unsigned short int *array; <= array for GETALL & SETALL
+ struct seminfo *__buf; <= buffer for IPC_INFO
+ };
+
+ Previous versions of this file used to define this union but this is
+ incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
+ one must define the union or not. */
+#define _SEM_SEMUN_UNDEFINED 1
+
+#ifdef __USE_MISC
+
+/* ipcs ctl cmds */
+# define SEM_STAT 18
+# define SEM_INFO 19
+
+struct seminfo
+{
+ int semmap;
+ int semmni;
+ int semmns;
+ int semmnu;
+ int semmsl;
+ int semopm;
+ int semume;
+ int semusz;
+ int semvmx;
+ int semaem;
+};
+
+#endif /* __USE_MISC */
diff --git a/libc/sysdeps/linux/kvx/bits/setjmp.h b/libc/sysdeps/linux/kvx/bits/setjmp.h
new file mode 100644
index 000000000..59faa7620
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/setjmp.h
@@ -0,0 +1,46 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2018 Kalray Inc.
+ */
+
+#ifndef _BITS_SETJMP_H
+#define _BITS_SETJMP_H 1
+
+#if !defined _SETJMP_H && !defined _PTHREAD_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+#define SIZE_OF_REG 8
+
+/* Size of a quad reg (can't use sizeof(uint64_t) since it will be in asm */
+#define QUAD_REG_SIZE (4 * SIZE_OF_REG)
+
+
+#define JMPBUF_RA_CS_OFFSET 0
+#define JMPBUF_LC_LE_LS_OFFSET (2 * SIZE_OF_REG)
+/* Start offset of regs[] in __jmp_buf struct */
+#define JMPBUF_REGS_OFFSET (JMPBUF_LC_LE_LS_OFFSET + (4 * SIZE_OF_REG))
+
+#ifndef _ASM
+typedef struct
+ {
+ /* Return address */
+ unsigned long ra;
+ unsigned long cs;
+
+ /* Store lc, le, ls into this buf */
+ unsigned long lc_le_ls[4];
+
+ /* Callee-saved GPR registers:
+ * r12(sp) r14 r18 r19 r20 r21 r22 r23 r24 r25 r26 r27 r28 r29 r30 r31
+ */
+ unsigned long regs[16];
+
+ } __jmp_buf[1] __attribute__((__aligned__ (8)));
+
+#endif
+
+#endif /* bits/setjmp.h */
diff --git a/libc/sysdeps/linux/kvx/bits/stackinfo.h b/libc/sysdeps/linux/kvx/bits/stackinfo.h
new file mode 100644
index 000000000..0a17bff30
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/stackinfo.h
@@ -0,0 +1,29 @@
+/* Copyright (C) 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* This file contains a bit of information about the stack allocation
+ of the processor. Since there is no general truth we can't say
+ anything here. */
+
+#ifndef _STACKINFO_H
+#define _STACKINFO_H 1
+
+#define _STACK_GROWS_DOWN 1
+
+#endif /* stackinfo.h */
+
+
diff --git a/libc/sysdeps/linux/kvx/bits/statfs.h b/libc/sysdeps/linux/kvx/bits/statfs.h
new file mode 100644
index 000000000..660ae8f5f
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/statfs.h
@@ -0,0 +1,64 @@
+/* Copyright (C) 1997, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _SYS_STATFS_H
+# error "Never include <bits/statfs.h> directly; use <sys/statfs.h> instead."
+#endif
+
+#include <bits/types.h> /* for __fsid_t and __fsblkcnt_t*/
+
+struct statfs
+ {
+ long int f_type;
+ long int f_bsize;
+ __fsblkcnt64_t f_blocks;
+ __fsblkcnt64_t f_bfree;
+ __fsblkcnt64_t f_bavail;
+ __fsfilcnt64_t f_files;
+ __fsfilcnt64_t f_ffree;
+
+ /* Linux specials */
+ __fsid_t f_fsid;
+ long int f_namelen;
+ long int f_frsize;
+ long int f_flags;
+ long int f_spare[4];
+ };
+
+#ifdef __USE_LARGEFILE64
+struct statfs64
+ {
+ long int f_type;
+ long int f_bsize;
+ __fsblkcnt64_t f_blocks;
+ __fsblkcnt64_t f_bfree;
+ __fsblkcnt64_t f_files;
+ __fsfilcnt64_t f_ffree;
+ __fsfilcnt64_t f_bavail;
+
+ /* Linux specials */
+ __fsid_t f_fsid;
+ long int f_namelen;
+ long int f_frsize;
+ long int f_flags;
+ long int f_spare[4];
+ };
+#endif
+
+/* Tell code we have these members. */
+#define _STATFS_F_NAMELEN
+#define _STATFS_F_FRSIZE
diff --git a/libc/sysdeps/linux/kvx/bits/syscalls.h b/libc/sysdeps/linux/kvx/bits/syscalls.h
new file mode 100644
index 000000000..71bd5e4fe
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/syscalls.h
@@ -0,0 +1,80 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2018 Kalray Inc.
+ */
+
+#ifndef _BITS_SYSCALLS_H
+#define _BITS_SYSCALLS_H
+#ifndef _SYSCALL_H
+# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead."
+#endif
+
+#ifndef __ASSEMBLER__
+
+#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
+ ({ \
+ register long _ret __asm__("r0"); \
+ register unsigned long _scno __asm__("r6") = name; \
+ LOAD_ARGS_##nr (args) \
+ __asm__ __volatile__("scall %[r_scno]" \
+ : "=r" (_ret) \
+ : [r_scno] "r" (_scno) ASM_ARGS_##nr \
+ : ASM_CLOBBER_##nr); \
+ _ret; \
+ })
+
+/* Mark all argument registers as per ABI in the range r1-r5 as
+ clobbered when they are not used for the invocation of the scall */
+#define ASM_CLOBBER_6 "cc", "memory", \
+ "r7", "r8", "r9", "r10", "r11", /* unused argument registers */ \
+ "r15", /* struct pointer */ \
+ "r16", "r17", /* veneer registers */ \
+ "r32", "r33", "r34", "r35", "r36", "r37", "r38", "r39", /* 32->63 are caller-saved */ \
+ "r40", "r41", "r42", "r43", "r44", "r45", "r46", "r47", \
+ "r48", "r49", "r50", "r51", "r52", "r53", "r54", "r55", \
+ "r56", "r57", "r58", "r59", "r60", "r61", "r62", "r63"
+#define ASM_CLOBBER_5 "r5", ASM_CLOBBER_6
+#define ASM_CLOBBER_4 "r4", ASM_CLOBBER_5
+#define ASM_CLOBBER_3 "r3", ASM_CLOBBER_4
+#define ASM_CLOBBER_2 "r2", ASM_CLOBBER_3
+#define ASM_CLOBBER_1 "r1", ASM_CLOBBER_2
+#define ASM_CLOBBER_0 ASM_CLOBBER_1
+
+#define LOAD_ARGS_0()
+#define ASM_ARGS_0
+
+#define LOAD_ARGS_1(a1) \
+ LOAD_ARGS_0(); \
+ _ret = (long) a1;
+#define ASM_ARGS_1 ASM_ARGS_0, "r"(_ret)
+
+#define LOAD_ARGS_2(a1, a2) \
+ LOAD_ARGS_1(a1); \
+ register long _a2 __asm__("r1") = (long) a2;
+#define ASM_ARGS_2 ASM_ARGS_1, "r"(_a2)
+
+#define LOAD_ARGS_3(a1, a2, a3) \
+ LOAD_ARGS_2(a1, a2); \
+ register long _a3 __asm__("r2") = (long) a3;
+#define ASM_ARGS_3 ASM_ARGS_2, "r"(_a3)
+
+#define LOAD_ARGS_4(a1, a2, a3, a4) \
+ LOAD_ARGS_3(a1, a2, a3); \
+ register long _a4 __asm__("r3") = (long) a4;
+#define ASM_ARGS_4 ASM_ARGS_3, "r"(_a4)
+
+#define LOAD_ARGS_5(a1, a2, a3, a4, a5) \
+ LOAD_ARGS_4(a1, a2, a3, a4); \
+ register long _a5 __asm__("r4") = (long) a5;
+#define ASM_ARGS_5 ASM_ARGS_4, "r"(_a5)
+
+#define LOAD_ARGS_6(a1, a2, a3, a4, a5, a6) \
+ LOAD_ARGS_5(a1, a2, a3, a4, a5); \
+ register long _a6 __asm__("r5") = (long) a6;
+#define ASM_ARGS_6 ASM_ARGS_5, "r"(_a6)
+
+#endif /* __ASSEMBLER__ */
+#endif /* _BITS_SYSCALLS_H */
diff --git a/libc/sysdeps/linux/kvx/bits/uClibc_arch_features.h b/libc/sysdeps/linux/kvx/bits/uClibc_arch_features.h
new file mode 100644
index 000000000..7aae2d7c3
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/uClibc_arch_features.h
@@ -0,0 +1,41 @@
+/*
+ * Track misc arch-specific features that aren't config options
+ */
+
+#ifndef _BITS_UCLIBC_ARCH_FEATURES_H
+#define _BITS_UCLIBC_ARCH_FEATURES_H
+
+/* instruction used when calling abort() to kill yourself */
+#define __UCLIBC_ABORT_INSTRUCTION__ "errop\n\t;;\n"
+
+/* can your target use syscall6() for mmap ? */
+#define __UCLIBC_MMAP_HAS_6_ARGS__
+
+/* does your target align 64bit values in register pairs ? (32bit arches only) */
+#undef __UCLIBC_SYSCALL_ALIGN_64BIT__
+
+/* does your target have a broken create_module() ? */
+#undef __UCLIBC_BROKEN_CREATE_MODULE__
+
+/* does your target have to worry about older [gs]etrlimit() ? */
+#undef __UCLIBC_HANDLE_OLDER_RLIMIT__
+
+/* does your target have an asm .set ? */
+#define __UCLIBC_HAVE_ASM_SET_DIRECTIVE__
+
+/* define if target supports .weak */
+#define __UCLIBC_HAVE_ASM_WEAK_DIRECTIVE__
+
+/* define if target supports .weakext */
+#undef __UCLIBC_HAVE_ASM_WEAKEXT_DIRECTIVE__
+
+/* define if target supports CFI pseudo ops */
+#undef __UCLIBC_HAVE_ASM_CFI_DIRECTIVES__
+
+/* define if target supports IEEE signed zero floats */
+#define __UCLIBC_HAVE_SIGNED_ZERO__
+
+/* only weird assemblers generally need this */
+#undef __UCLIBC_ASM_LINE_SEP__
+
+#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */
diff --git a/libc/sysdeps/linux/kvx/bits/wordsize.h b/libc/sysdeps/linux/kvx/bits/wordsize.h
new file mode 100644
index 000000000..751c41ab7
--- /dev/null
+++ b/libc/sysdeps/linux/kvx/bits/wordsize.h
@@ -0,0 +1,9 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2018 Kalray Inc.
+ */
+
+#define __WORDSIZE 64