musl: add s390 hotfix from #musl, remove old xtensa patch

toolchain/musl/patches/1.1.14/musl.xtensa

@@ -1,2429 +0,0 @@
-From be7942d8dbce223ed6a75dfdf8d2cd1beb04e2eb Mon Sep 17 00:00:00 2001
-From: Max Filippov <jcmvbkbc@gmail.com>
-Date: Tue, 22 Mar 2016 02:35:58 +0300
-Subject: [PATCH 242/242] xtensa: add port
-
-Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
-Signed-off-by: Waldemar Brodkorb <wbx@uclibc-ng.org>
----
- arch/xtensa/atomic_arch.h             |  30 ++
- arch/xtensa/bits/alltypes.h.in        |  30 ++
- arch/xtensa/bits/endian.h             |   7 +
- arch/xtensa/bits/float.h              |  16 +
- arch/xtensa/bits/ioctl.h              | 227 ++++++++++++
- arch/xtensa/bits/limits.h             |   7 +
- arch/xtensa/bits/mman.h               |  57 +++
- arch/xtensa/bits/posix.h              |   2 +
- arch/xtensa/bits/reg.h                |   2 +
- arch/xtensa/bits/setjmp.h             |   1 +
- arch/xtensa/bits/signal.h             |  88 +++++
- arch/xtensa/bits/stat.h               |  21 ++
- arch/xtensa/bits/stdint.h             |  20 +
- arch/xtensa/bits/syscall.h            | 679 ++++++++++++++++++++++++++++++++++
- arch/xtensa/bits/termios.h            | 168 +++++++++
- arch/xtensa/bits/user.h               |   4 +
- arch/xtensa/bits/xtensa-config.h      |  46 +++
- arch/xtensa/crt_arch.h                |  26 ++
- arch/xtensa/pthread_arch.h            |  11 +
- arch/xtensa/reloc.h                   |  21 ++
- arch/xtensa/syscall_arch.h            | 102 +++++
- configure                             |   1 +
- crt/xtensa/crti.s                     |  11 +
- crt/xtensa/crtn.s                     |   5 +
- include/elf.h                         |  58 +++
- ldso/dlstart.c                        |  13 +-
- ldso/dynlink.c                        |  41 +-
- src/internal/xtensa/syscall.s         |  15 +
- src/ldso/xtensa/tlsdesc.s             |  22 ++
- src/setjmp/xtensa/longjmp.s           |  73 ++++
- src/setjmp/xtensa/setjmp.s            |  13 +
- src/signal/xtensa/restore.s           |  10 +
- src/signal/xtensa/sigsetjmp.s         |  69 ++++
- src/signal/xtensa/windowspill.s       |  78 ++++
- src/thread/xtensa/__set_thread_area.s |   8 +
- src/thread/xtensa/__unmapself.s       |  10 +
- src/thread/xtensa/clone.s             |  39 ++
- src/thread/xtensa/syscall_cp.s        |  37 ++
- 38 files changed, 2066 insertions(+), 2 deletions(-)
- create mode 100644 arch/xtensa/atomic_arch.h
- create mode 100644 arch/xtensa/bits/alltypes.h.in
- create mode 100644 arch/xtensa/bits/endian.h
- create mode 100644 arch/xtensa/bits/float.h
- create mode 100644 arch/xtensa/bits/ioctl.h
- create mode 100644 arch/xtensa/bits/limits.h
- create mode 100644 arch/xtensa/bits/mman.h
- create mode 100644 arch/xtensa/bits/posix.h
- create mode 100644 arch/xtensa/bits/reg.h
- create mode 100644 arch/xtensa/bits/setjmp.h
- create mode 100644 arch/xtensa/bits/signal.h
- create mode 100644 arch/xtensa/bits/stat.h
- create mode 100644 arch/xtensa/bits/stdint.h
- create mode 100644 arch/xtensa/bits/syscall.h
- create mode 100644 arch/xtensa/bits/termios.h
- create mode 100644 arch/xtensa/bits/user.h
- create mode 100644 arch/xtensa/bits/xtensa-config.h
- create mode 100644 arch/xtensa/crt_arch.h
- create mode 100644 arch/xtensa/pthread_arch.h
- create mode 100644 arch/xtensa/reloc.h
- create mode 100644 arch/xtensa/syscall_arch.h
- create mode 100644 crt/xtensa/crti.s
- create mode 100644 crt/xtensa/crtn.s
- create mode 100644 src/internal/xtensa/syscall.s
- create mode 100644 src/ldso/xtensa/tlsdesc.s
- create mode 100644 src/setjmp/xtensa/longjmp.s
- create mode 100644 src/setjmp/xtensa/setjmp.s
- create mode 100644 src/signal/xtensa/restore.s
- create mode 100644 src/signal/xtensa/sigsetjmp.s
- create mode 100644 src/signal/xtensa/windowspill.s
- create mode 100644 src/thread/xtensa/__set_thread_area.s
- create mode 100644 src/thread/xtensa/__unmapself.s
- create mode 100644 src/thread/xtensa/clone.s
- create mode 100644 src/thread/xtensa/syscall_cp.s
-
-diff --git a/arch/xtensa/atomic_arch.h b/arch/xtensa/atomic_arch.h
-new file mode 100644
-index 0000000..476814b
---- /dev/null
-+++ b/arch/xtensa/atomic_arch.h
-@@ -0,0 +1,30 @@
-+#ifndef _INTERNAL_ATOMIC_H
-+#define _INTERNAL_ATOMIC_H
-+
-+#include <stdint.h>
-+
-+#define a_cas a_cas
-+static inline int a_cas(volatile int *p, int t, int s)
-+{
-+	__asm__ __volatile__(
-+		"	wsr	%1, scompare1\n"
-+		"	s32c1i	%0, %2, 0\n"
-+		: "+a"(s)
-+		: "a"(t), "a"(p)
-+		: "memory" );
-+        return s;
-+}
-+
-+#define a_barrier a_barrier
-+static inline void a_barrier()
-+{
-+	__asm__ __volatile__ ("memw" : : : "memory");
-+}
-+
-+#define a_crash a_crash
-+static inline void a_crash()
-+{
-+	__asm__ __volatile__ ("ill" : : : "memory");
-+}
-+
-+#endif
-diff --git a/arch/xtensa/bits/alltypes.h.in b/arch/xtensa/bits/alltypes.h.in
-new file mode 100644
-index 0000000..1e2a8c1
---- /dev/null
-+++ b/arch/xtensa/bits/alltypes.h.in
-@@ -0,0 +1,30 @@
-+#define _Addr int
-+#define _Int64 long long
-+#define _Reg int
-+
-+TYPEDEF __builtin_va_list va_list;
-+TYPEDEF __builtin_va_list __isoc_va_list;
-+
-+#ifndef __cplusplus
-+#ifdef __WCHAR_TYPE__
-+TYPEDEF __WCHAR_TYPE__ wchar_t;
-+#else
-+TYPEDEF unsigned wchar_t;
-+#endif
-+#endif
-+
-+TYPEDEF float float_t;
-+TYPEDEF double double_t;
-+
-+TYPEDEF struct { long long __ll; long double __ld; } max_align_t;
-+
-+TYPEDEF long time_t;
-+TYPEDEF long suseconds_t;
-+
-+TYPEDEF struct { union { int __i[9]; volatile int __vi[9]; unsigned __s[9]; } __u; } pthread_attr_t;
-+TYPEDEF struct { union { int __i[6]; volatile int __vi[6]; volatile void *volatile __p[6]; } __u; } pthread_mutex_t;
-+TYPEDEF struct { union { int __i[6]; volatile int __vi[6]; volatile void *volatile __p[6]; } __u; } mtx_t;
-+TYPEDEF struct { union { int __i[12]; volatile int __vi[12]; void *__p[12]; } __u; } pthread_cond_t;
-+TYPEDEF struct { union { int __i[12]; volatile int __vi[12]; void *__p[12]; } __u; } cnd_t;
-+TYPEDEF struct { union { int __i[8]; volatile int __vi[8]; void *__p[8]; } __u; } pthread_rwlock_t;
-+TYPEDEF struct { union { int __i[5]; volatile int __vi[5]; void *__p[5]; } __u; } pthread_barrier_t;
-diff --git a/arch/xtensa/bits/endian.h b/arch/xtensa/bits/endian.h
-new file mode 100644
-index 0000000..d719907
---- /dev/null
-+++ b/arch/xtensa/bits/endian.h
-@@ -0,0 +1,7 @@
-+#if __XTENSA_EB__
-+#define __BYTE_ORDER __BIG_ENDIAN
-+#elif __XTENSA_EL__
-+#define __BYTE_ORDER __LITTLE_ENDIAN
-+#else
-+#error Unknown endianness
-+#endif
-diff --git a/arch/xtensa/bits/float.h b/arch/xtensa/bits/float.h
-new file mode 100644
-index 0000000..c4a655e
---- /dev/null
-+++ b/arch/xtensa/bits/float.h
-@@ -0,0 +1,16 @@
-+#define FLT_EVAL_METHOD 0
-+
-+#define LDBL_TRUE_MIN 4.94065645841246544177e-324L
-+#define LDBL_MIN 2.22507385850720138309e-308L
-+#define LDBL_MAX 1.79769313486231570815e+308L
-+#define LDBL_EPSILON 2.22044604925031308085e-16L
-+
-+#define LDBL_MANT_DIG 53
-+#define LDBL_MIN_EXP (-1021)
-+#define LDBL_MAX_EXP 1024
-+
-+#define LDBL_DIG 15
-+#define LDBL_MIN_10_EXP (-307)
-+#define LDBL_MAX_10_EXP 308
-+
-+#define DECIMAL_DIG 17
-diff --git a/arch/xtensa/bits/ioctl.h b/arch/xtensa/bits/ioctl.h
-new file mode 100644
-index 0000000..e1ab80e
---- /dev/null
-+++ b/arch/xtensa/bits/ioctl.h
-@@ -0,0 +1,227 @@
-+#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
-+#define _IOC_NONE  0U
-+#define _IOC_READ  2U
-+#define _IOC_WRITE 1U
-+
-+#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
-+#define _IOW(a,b,c) _IOC(_IOC_WRITE,(a),(b),sizeof(c))
-+#define _IOR(a,b,c) _IOC(_IOC_READ,(a),(b),sizeof(c))
-+#define _IOWR(a,b,c) _IOC(_IOC_READ|_IOC_WRITE,(a),(b),sizeof(c))
-+
-+#define FIOCLEX		_IO('f', 1)
-+#define FIONCLEX	_IO('f', 2)
-+#define FIOASYNC	_IOW('f', 125, int)
-+#define FIONBIO		_IOW('f', 126, int)
-+#define FIONREAD	_IOR('f', 127, int)
-+#define TIOCINQ		FIONREAD
-+#define FIOQSIZE	_IOR('f', 128, loff_t)
-+
-+#define TCGETS		0x5401
-+#define TCSETS		0x5402
-+#define TCSETSW		0x5403
-+#define TCSETSF		0x5404
-+
-+#define TCGETA		0x80127417	/* _IOR('t', 23, struct termio) */
-+#define TCSETA		0x40127418	/* _IOW('t', 24, struct termio) */
-+#define TCSETAW		0x40127419	/* _IOW('t', 25, struct termio) */
-+#define TCSETAF		0x4012741C	/* _IOW('t', 28, struct termio) */
-+
-+#define TCSBRK		_IO('t', 29)
-+#define TCXONC		_IO('t', 30)
-+#define TCFLSH		_IO('t', 31)
-+
-+#define TIOCSWINSZ	0x40087467	/* _IOW('t', 103, struct winsize) */
-+#define TIOCGWINSZ	0x80087468	/* _IOR('t', 104, struct winsize) */
-+#define	TIOCSTART	_IO('t', 110)		/* start output, like ^Q */
-+#define	TIOCSTOP	_IO('t', 111)		/* stop output, like ^S */
-+#define TIOCOUTQ        _IOR('t', 115, int)     /* output queue size */
-+
-+#define TIOCSPGRP	_IOW('t', 118, int)
-+#define TIOCGPGRP	_IOR('t', 119, int)
-+
-+#define TIOCEXCL	_IO('T', 12)
-+#define TIOCNXCL	_IO('T', 13)
-+#define TIOCSCTTY	_IO('T', 14)
-+
-+#define TIOCSTI		_IOW('T', 18, char)
-+#define TIOCMGET	_IOR('T', 21, unsigned int)
-+#define TIOCMBIS	_IOW('T', 22, unsigned int)
-+#define TIOCMBIC	_IOW('T', 23, unsigned int)
-+#define TIOCMSET	_IOW('T', 24, unsigned int)
-+# define TIOCM_LE	0x001
-+# define TIOCM_DTR	0x002
-+# define TIOCM_RTS	0x004
-+# define TIOCM_ST	0x008
-+# define TIOCM_SR	0x010
-+# define TIOCM_CTS	0x020
-+# define TIOCM_CAR	0x040
-+# define TIOCM_RNG	0x080
-+# define TIOCM_DSR	0x100
-+# define TIOCM_CD	TIOCM_CAR
-+# define TIOCM_RI	TIOCM_RNG
-+
-+#define TIOCGSOFTCAR	_IOR('T', 25, unsigned int)
-+#define TIOCSSOFTCAR	_IOW('T', 26, unsigned int)
-+#define TIOCLINUX	_IOW('T', 28, char)
-+#define TIOCCONS	_IO('T', 29)
-+#define TIOCGSERIAL	0x803C541E	/*_IOR('T', 30, struct serial_struct)*/
-+#define TIOCSSERIAL	0x403C541F	/*_IOW('T', 31, struct serial_struct)*/
-+#define TIOCPKT		_IOW('T', 32, int)
-+# define TIOCPKT_DATA		 0
-+# define TIOCPKT_FLUSHREAD	 1
-+# define TIOCPKT_FLUSHWRITE	 2
-+# define TIOCPKT_STOP		 4
-+# define TIOCPKT_START		 8
-+# define TIOCPKT_NOSTOP		16
-+# define TIOCPKT_DOSTOP		32
-+# define TIOCPKT_IOCTL		64
-+
-+
-+#define TIOCNOTTY	_IO('T', 34)
-+#define TIOCSETD	_IOW('T', 35, int)
-+#define TIOCGETD	_IOR('T', 36, int)
-+#define TCSBRKP		_IOW('T', 37, int)   /* Needed for POSIX tcsendbreak()*/
-+#define TIOCSBRK	_IO('T', 39) 	     /* BSD compatibility */
-+#define TIOCCBRK	_IO('T', 40)	     /* BSD compatibility */
-+#define TIOCGSID	_IOR('T', 41, pid_t) /* Return the session ID of FD*/
-+#define TCGETS2		_IOR('T', 42, struct termios2)
-+#define TCSETS2		_IOW('T', 43, struct termios2)
-+#define TCSETSW2	_IOW('T', 44, struct termios2)
-+#define TCSETSF2	_IOW('T', 45, struct termios2)
-+#define TIOCGRS485	_IOR('T', 46, struct serial_rs485)
-+#define TIOCSRS485	_IOWR('T', 47, struct serial_rs485)
-+#define TIOCGPTN	_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
-+#define TIOCSPTLCK	_IOW('T',0x31, int)  /* Lock/unlock Pty */
-+#define TIOCGDEV	_IOR('T',0x32, unsigned int) /* Get primary device node of /dev/console */
-+#define TIOCSIG		_IOW('T',0x36, int)  /* Generate signal on Pty slave */
-+#define TIOCVHANGUP	_IO('T', 0x37)
-+#define TIOCGPKT	_IOR('T', 0x38, int) /* Get packet mode state */
-+#define TIOCGPTLCK	_IOR('T', 0x39, int) /* Get Pty lock state */
-+#define TIOCGEXCL	_IOR('T', 0x40, int) /* Get exclusive mode state */
-+
-+#define TIOCSERCONFIG	_IO('T', 83)
-+#define TIOCSERGWILD	_IOR('T', 84,  int)
-+#define TIOCSERSWILD	_IOW('T', 85,  int)
-+#define TIOCGLCKTRMIOS	0x5456
-+#define TIOCSLCKTRMIOS	0x5457
-+#define TIOCSERGSTRUCT	0x5458		     /* For debugging only */
-+#define TIOCSERGETLSR   _IOR('T', 89, unsigned int) /* Get line status reg. */
-+  /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
-+# define TIOCSER_TEMT    0x01		     /* Transmitter physically empty */
-+#define TIOCSERGETMULTI 0x80a8545a /* Get multiport config  */
-+			/* _IOR('T', 90, struct serial_multiport_struct) */
-+#define TIOCSERSETMULTI 0x40a8545b /* Set multiport config */
-+			/* _IOW('T', 91, struct serial_multiport_struct) */
-+
-+#define TIOCMIWAIT	_IO('T', 92) /* wait for a change on serial input line(s) */
-+#define TIOCGICOUNT	0x545D	/* read serial port inline interrupt counts */
-+
-+struct winsize {
-+	unsigned short ws_row;
-+	unsigned short ws_col;
-+	unsigned short ws_xpixel;
-+	unsigned short ws_ypixel;
-+};
-+
-+#define TIOCM_LE        0x001
-+#define TIOCM_DTR       0x002
-+#define TIOCM_RTS       0x004
-+#define TIOCM_ST        0x008
-+#define TIOCM_SR        0x010
-+#define TIOCM_CTS       0x020
-+#define TIOCM_CAR       0x040
-+#define TIOCM_RNG       0x080
-+#define TIOCM_DSR       0x100
-+#define TIOCM_CD        TIOCM_CAR
-+#define TIOCM_RI        TIOCM_RNG
-+#define TIOCM_OUT1      0x2000
-+#define TIOCM_OUT2      0x4000
-+#define TIOCM_LOOP      0x8000
-+#define TIOCM_MODEM_BITS TIOCM_OUT2
-+
-+#define N_TTY           0
-+#define N_SLIP          1
-+#define N_MOUSE         2
-+#define N_PPP           3
-+#define N_STRIP         4
-+#define N_AX25          5
-+#define N_X25           6
-+#define N_6PACK         7
-+#define N_MASC          8
-+#define N_R3964         9
-+#define N_PROFIBUS_FDL  10
-+#define N_IRDA          11
-+#define N_SMSBLOCK      12
-+#define N_HDLC          13
-+#define N_SYNC_PPP      14
-+#define N_HCI           15
-+
-+#define FIOGETOWN	_IOR('f', 123, int)
-+#define FIOSETOWN 	_IOW('f', 124, int)
-+#define SIOCATMARK	_IOR('s', 7, int)
-+#define SIOCSPGRP	_IOW('s', 8, pid_t)
-+#define SIOCGPGRP	_IOR('s', 9, pid_t)
-+#define SIOCGSTAMP	0x8906		/* Get stamp (timeval) */
-+#define SIOCGSTAMPNS	0x8907		/* Get stamp (timespec) */
-+
-+#define SIOCADDRT       0x890B
-+#define SIOCDELRT       0x890C
-+#define SIOCRTMSG       0x890D
-+
-+#define SIOCGIFNAME     0x8910
-+#define SIOCSIFLINK     0x8911
-+#define SIOCGIFCONF     0x8912
-+#define SIOCGIFFLAGS    0x8913
-+#define SIOCSIFFLAGS    0x8914
-+#define SIOCGIFADDR     0x8915
-+#define SIOCSIFADDR     0x8916
-+#define SIOCGIFDSTADDR  0x8917
-+#define SIOCSIFDSTADDR  0x8918
-+#define SIOCGIFBRDADDR  0x8919
-+#define SIOCSIFBRDADDR  0x891a
-+#define SIOCGIFNETMASK  0x891b
-+#define SIOCSIFNETMASK  0x891c
-+#define SIOCGIFMETRIC   0x891d
-+#define SIOCSIFMETRIC   0x891e
-+#define SIOCGIFMEM      0x891f
-+#define SIOCSIFMEM      0x8920
-+#define SIOCGIFMTU      0x8921
-+#define SIOCSIFMTU      0x8922
-+#define SIOCSIFHWADDR   0x8924
-+#define SIOCGIFENCAP    0x8925
-+#define SIOCSIFENCAP    0x8926
-+#define SIOCGIFHWADDR   0x8927
-+#define SIOCGIFSLAVE    0x8929
-+#define SIOCSIFSLAVE    0x8930
-+#define SIOCADDMULTI    0x8931
-+#define SIOCDELMULTI    0x8932
-+#define SIOCGIFINDEX    0x8933
-+#define SIOGIFINDEX     SIOCGIFINDEX
-+#define SIOCSIFPFLAGS   0x8934
-+#define SIOCGIFPFLAGS   0x8935
-+#define SIOCDIFADDR     0x8936
-+#define SIOCSIFHWBROADCAST 0x8937
-+#define SIOCGIFCOUNT    0x8938
-+
-+#define SIOCGIFBR       0x8940
-+#define SIOCSIFBR       0x8941
-+
-+#define SIOCGIFTXQLEN   0x8942
-+#define SIOCSIFTXQLEN   0x8943
-+
-+#define SIOCDARP        0x8953
-+#define SIOCGARP        0x8954
-+#define SIOCSARP        0x8955
-+
-+#define SIOCDRARP       0x8960
-+#define SIOCGRARP       0x8961
-+#define SIOCSRARP       0x8962
-+
-+#define SIOCGIFMAP      0x8970
-+#define SIOCSIFMAP      0x8971
-+
-+#define SIOCADDDLCI     0x8980
-+#define SIOCDELDLCI     0x8981
-+
-+#define SIOCDEVPRIVATE		0x89F0
-+#define SIOCPROTOPRIVATE	0x89E0
-diff --git a/arch/xtensa/bits/limits.h b/arch/xtensa/bits/limits.h
-new file mode 100644
-index 0000000..fbc6d23
---- /dev/null
-+++ b/arch/xtensa/bits/limits.h
-@@ -0,0 +1,7 @@
-+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
-+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define LONG_BIT 32
-+#endif
-+
-+#define LONG_MAX  0x7fffffffL
-+#define LLONG_MAX  0x7fffffffffffffffLL
-diff --git a/arch/xtensa/bits/mman.h b/arch/xtensa/bits/mman.h
-new file mode 100644
-index 0000000..3125fc2
---- /dev/null
-+++ b/arch/xtensa/bits/mman.h
-@@ -0,0 +1,57 @@
-+#define MAP_FAILED ((void *) -1)
-+
-+#define	PROT_NONE      0
-+#define	PROT_READ      1
-+#define	PROT_WRITE     2
-+#define	PROT_EXEC      4
-+#define	PROT_GROWSDOWN 0x01000000
-+#define	PROT_GROWSUP   0x02000000
-+
-+#define	MAP_SHARED     0x01
-+#define	MAP_PRIVATE    0x02
-+#define	MAP_FIXED      0x10
-+
-+#define MAP_TYPE       0x0f
-+#define MAP_FILE       0x00
-+#define MAP_ANON       0x800
-+#define MAP_ANONYMOUS  MAP_ANON
-+#define MAP_NORESERVE  0x0400
-+#define MAP_GROWSDOWN  0x1000
-+#define MAP_DENYWRITE  0x2000
-+#define MAP_EXECUTABLE 0x4000
-+#define MAP_LOCKED     0x8000
-+#define MAP_POPULATE   0x10000
-+#define MAP_NONBLOCK   0x20000
-+#define MAP_STACK      0x40000
-+#define MAP_HUGETLB    0x80000
-+
-+#define POSIX_MADV_NORMAL       0
-+#define POSIX_MADV_RANDOM       1
-+#define POSIX_MADV_SEQUENTIAL   2
-+#define POSIX_MADV_WILLNEED     3
-+#define POSIX_MADV_DONTNEED     0
-+
-+#define MS_ASYNC        1
-+#define MS_INVALIDATE   2
-+#define MS_SYNC         4
-+
-+#define MCL_CURRENT     1
-+#define MCL_FUTURE      2
-+
-+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define MADV_NORMAL      0
-+#define MADV_RANDOM      1
-+#define MADV_SEQUENTIAL  2
-+#define MADV_WILLNEED    3
-+#define MADV_DONTNEED    4
-+#define MADV_REMOVE      9
-+#define MADV_DONTFORK    10
-+#define MADV_DOFORK      11
-+#define MADV_MERGEABLE   12
-+#define MADV_UNMERGEABLE 13
-+#define MADV_HUGEPAGE    14
-+#define MADV_NOHUGEPAGE  15
-+#define MADV_DONTDUMP    16
-+#define MADV_DODUMP      17
-+#define MADV_HWPOISON    100
-+#endif
-diff --git a/arch/xtensa/bits/posix.h b/arch/xtensa/bits/posix.h
-new file mode 100644
-index 0000000..30a3871
---- /dev/null
-+++ b/arch/xtensa/bits/posix.h
-@@ -0,0 +1,2 @@
-+#define _POSIX_V6_ILP32_OFFBIG  1
-+#define _POSIX_V7_ILP32_OFFBIG  1
-diff --git a/arch/xtensa/bits/reg.h b/arch/xtensa/bits/reg.h
-new file mode 100644
-index 0000000..0192a29
---- /dev/null
-+++ b/arch/xtensa/bits/reg.h
-@@ -0,0 +1,2 @@
-+#undef __WORDSIZE
-+#define __WORDSIZE 32
-diff --git a/arch/xtensa/bits/setjmp.h b/arch/xtensa/bits/setjmp.h
-new file mode 100644
-index 0000000..b2bd974
---- /dev/null
-+++ b/arch/xtensa/bits/setjmp.h
-@@ -0,0 +1 @@
-+typedef unsigned long __jmp_buf[18];
-diff --git a/arch/xtensa/bits/signal.h b/arch/xtensa/bits/signal.h
-new file mode 100644
-index 0000000..545ffd3
---- /dev/null
-+++ b/arch/xtensa/bits/signal.h
-@@ -0,0 +1,88 @@
-+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
-+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+
-+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define MINSIGSTKSZ 2048
-+#define SIGSTKSZ 8192
-+#endif
-+
-+typedef struct sigcontext
-+{
-+	unsigned long sc_pc;
-+	unsigned long sc_ps;
-+	unsigned long sc_lbeg;
-+	unsigned long sc_lend;
-+	unsigned long sc_lcount;
-+	unsigned long sc_sar;
-+	unsigned long sc_acclo;
-+	unsigned long sc_acchi;
-+	unsigned long sc_a[16];
-+	void *sc_xtregs;
-+} mcontext_t;
-+
-+struct sigaltstack {
-+	void *ss_sp;
-+	int ss_flags;
-+	size_t ss_size;
-+};
-+
-+typedef struct __ucontext {
-+	unsigned long uc_flags;
-+	struct __ucontext *uc_link;
-+	stack_t uc_stack;
-+	mcontext_t uc_mcontext;
-+	sigset_t uc_sigmask;
-+} ucontext_t;
-+
-+#define SA_NOCLDSTOP	0x00000001
-+#define SA_NOCLDWAIT	0x00000002 /* not supported yet */
-+#define SA_SIGINFO	0x00000004
-+#define SA_ONSTACK	0x08000000
-+#define SA_RESTART	0x10000000
-+#define SA_NODEFER	0x40000000
-+#define SA_RESETHAND	0x80000000
-+
-+#define SA_NOMASK	SA_NODEFER
-+#define SA_ONESHOT	SA_RESETHAND
-+
-+#define SA_RESTORER	0x04000000
-+
-+#endif
-+
-+#define SIGHUP		 1
-+#define SIGINT		 2
-+#define SIGQUIT		 3
-+#define SIGILL		 4
-+#define SIGTRAP		 5
-+#define SIGABRT		 6
-+#define SIGIOT		 6
-+#define SIGBUS		 7
-+#define SIGFPE		 8
-+#define SIGKILL		 9
-+#define SIGUSR1		10
-+#define SIGSEGV		11
-+#define SIGUSR2		12
-+#define SIGPIPE		13
-+#define SIGALRM		14
-+#define SIGTERM		15
-+#define SIGSTKFLT	16
-+#define SIGCHLD		17
-+#define SIGCONT		18
-+#define SIGSTOP		19
-+#define SIGTSTP		20
-+#define SIGTTIN		21
-+#define SIGTTOU		22
-+#define SIGURG		23
-+#define SIGXCPU		24
-+#define SIGXFSZ		25
-+#define SIGVTALRM	26
-+#define SIGPROF		27
-+#define SIGWINCH	28
-+#define SIGIO		29
-+#define SIGPOLL		SIGIO
-+/* #define SIGLOST		29 */
-+#define SIGPWR		30
-+#define SIGSYS		31
-+#define	SIGUNUSED	31
-+
-+#define _NSIG 64
-diff --git a/arch/xtensa/bits/stat.h b/arch/xtensa/bits/stat.h
-new file mode 100644
-index 0000000..24231f8
---- /dev/null
-+++ b/arch/xtensa/bits/stat.h
-@@ -0,0 +1,21 @@
-+/* copied from kernel definition, but with padding replaced
-+ * by the corresponding correctly-sized userspace types. */
-+
-+struct stat
-+{
-+	dev_t st_dev;
-+	ino_t st_ino;
-+	mode_t st_mode;
-+	nlink_t st_nlink;
-+	uid_t st_uid;
-+	gid_t st_gid;
-+	dev_t st_rdev;
-+	off_t st_size;
-+	blksize_t st_blksize;
-+	long __st_padding1;
-+	blkcnt_t st_blocks;
-+	struct timespec st_atim;
-+	struct timespec st_mtim;
-+	struct timespec st_ctim;
-+        long __st_padding2[2];
-+};
-diff --git a/arch/xtensa/bits/stdint.h b/arch/xtensa/bits/stdint.h
-new file mode 100644
-index 0000000..d1b2712
---- /dev/null
-+++ b/arch/xtensa/bits/stdint.h
-@@ -0,0 +1,20 @@
-+typedef int32_t int_fast16_t;
-+typedef int32_t int_fast32_t;
-+typedef uint32_t uint_fast16_t;
-+typedef uint32_t uint_fast32_t;
-+
-+#define INT_FAST16_MIN  INT32_MIN
-+#define INT_FAST32_MIN  INT32_MIN
-+
-+#define INT_FAST16_MAX  INT32_MAX
-+#define INT_FAST32_MAX  INT32_MAX
-+
-+#define UINT_FAST16_MAX UINT32_MAX
-+#define UINT_FAST32_MAX UINT32_MAX
-+
-+#define INTPTR_MIN      INT32_MIN
-+#define INTPTR_MAX      INT32_MAX
-+#define UINTPTR_MAX     UINT32_MAX
-+#define PTRDIFF_MIN     INT32_MIN
-+#define PTRDIFF_MAX     INT32_MAX
-+#define SIZE_MAX        UINT32_MAX
-diff --git a/arch/xtensa/bits/syscall.h b/arch/xtensa/bits/syscall.h
-new file mode 100644
-index 0000000..df8c2ab
---- /dev/null
-+++ b/arch/xtensa/bits/syscall.h
-@@ -0,0 +1,679 @@
-+#define __NR_spill				  0
-+#define __NR_xtensa				  1
-+#define __NR_available4				  2
-+#define __NR_available5				  3
-+#define __NR_available6				  4
-+#define __NR_available7				  5
-+#define __NR_available8				  6
-+#define __NR_available9				  7
-+#define __NR_open				  8
-+#define __NR_close				  9
-+#define __NR_dup				 10
-+#define __NR_dup2				 11
-+#define __NR_read				 12
-+#define __NR_write				 13
-+#define __NR_select				 14
-+#define __NR_lseek				 15
-+#define __NR_poll				 16
-+#define __NR__llseek				 17
-+#define __NR_epoll_wait				 18
-+#define __NR_epoll_ctl				 19
-+#define __NR_epoll_create			 20
-+#define __NR_creat				 21
-+#define __NR_truncate				 22
-+#define __NR_ftruncate				 23
-+#define __NR_readv				 24
-+#define __NR_writev				 25
-+#define __NR_fsync				 26
-+#define __NR_fdatasync				 27
-+#define __NR_truncate64				 28
-+#define __NR_ftruncate64			 29
-+#define __NR_pread64				 30
-+#define __NR_pwrite64				 31
-+#define __NR_link				 32
-+#define __NR_rename				 33
-+#define __NR_symlink				 34
-+#define __NR_readlink				 35
-+#define __NR_mknod				 36
-+#define __NR_pipe				 37
-+#define __NR_unlink				 38
-+#define __NR_rmdir				 39
-+#define __NR_mkdir				 40
-+#define __NR_chdir				 41
-+#define __NR_fchdir				 42
-+#define __NR_getcwd				 43
-+#define __NR_chmod				 44
-+#define __NR_chown				 45
-+#define __NR_stat				 46
-+#define __NR_stat64				 47
-+#define __NR_lchown				 48
-+#define __NR_lstat				 49
-+#define __NR_lstat64				 50
-+#define __NR_available51			 51
-+#define __NR_fchmod				 52
-+#define __NR_fchown				 53
-+#define __NR_fstat				 54
-+#define __NR_fstat64				 55
-+#define __NR_flock				 56
-+#define __NR_access				 57
-+#define __NR_umask				 58
-+#define __NR_getdents				 59
-+#define __NR_getdents64				 60
-+#define __NR_fcntl64				 61
-+#define __NR_fallocate				 62
-+#define __NR_fadvise64_64			 63
-+#define __NR_utime				 64	/* glibc 2.3.3 ?? */
-+#define __NR_utimes				 65
-+#define __NR_ioctl				 66
-+#define __NR_fcntl				 67
-+#define __NR_setxattr				 68
-+#define __NR_getxattr				 69
-+#define __NR_listxattr				 70
-+#define __NR_removexattr			 71
-+#define __NR_lsetxattr				 72
-+#define __NR_lgetxattr				 73
-+#define __NR_llistxattr				 74
-+#define __NR_lremovexattr			 75
-+#define __NR_fsetxattr				 76
-+#define __NR_fgetxattr				 77
-+#define __NR_flistxattr				 78
-+#define __NR_fremovexattr			 79
-+#define __NR_mmap2				 80
-+#define __NR_munmap				 81
-+#define __NR_mprotect				 82
-+#define __NR_brk				 83
-+#define __NR_mlock				 84
-+#define __NR_munlock				 85
-+#define __NR_mlockall				 86
-+#define __NR_munlockall				 87
-+#define __NR_mremap				 88
-+#define __NR_msync				 89
-+#define __NR_mincore				 90
-+#define __NR_madvise				 91
-+#define __NR_shmget				 92
-+#define __NR_shmat				 93
-+#define __NR_shmctl				 94
-+#define __NR_shmdt				 95
-+#define __NR_socket				 96
-+#define __NR_setsockopt				 97
-+#define __NR_getsockopt				 98
-+#define __NR_shutdown				 99
-+#define __NR_bind				100
-+#define __NR_connect				101
-+#define __NR_listen				102
-+#define __NR_accept				103
-+#define __NR_getsockname			104
-+#define __NR_getpeername			105
-+#define __NR_sendmsg				106
-+#define __NR_recvmsg				107
-+#define __NR_send				108
-+#define __NR_recv				109
-+#define __NR_sendto				110
-+#define __NR_recvfrom				111
-+#define __NR_socketpair				112
-+#define __NR_sendfile				113
-+#define __NR_sendfile64				114
-+#define __NR_sendmmsg				115
-+#define __NR_clone				116
-+#define __NR_execve				117
-+#define __NR_exit				118
-+#define __NR_exit_group				119
-+#define __NR_getpid				120
-+#define __NR_wait4				121
-+#define __NR_waitid				122
-+#define __NR_kill				123
-+#define __NR_tkill				124
-+#define __NR_tgkill				125
-+#define __NR_set_tid_address			126
-+#define __NR_gettid				127
-+#define __NR_setsid				128
-+#define __NR_getsid				129
-+#define __NR_prctl				130
-+#define __NR_personality			131
-+#define __NR_getpriority			132
-+#define __NR_setpriority			133
-+#define __NR_setitimer				134
-+#define __NR_getitimer				135
-+#define __NR_setuid				136
-+#define __NR_getuid				137
-+#define __NR_setgid				138
-+#define __NR_getgid				139
-+#define __NR_geteuid				140
-+#define __NR_getegid				141
-+#define __NR_setreuid				142
-+#define __NR_setregid				143
-+#define __NR_setresuid				144
-+#define __NR_getresuid				145
-+#define __NR_setresgid				146
-+#define __NR_getresgid				147
-+#define __NR_setpgid				148
-+#define __NR_getpgid				149
-+#define __NR_getppid				150
-+#define __NR_getpgrp				151
-+#define __NR_reserved152			152	/* set_thread_area */
-+#define __NR_reserved153			153	/* get_thread_area */
-+#define __NR_times				154
-+#define __NR_acct				155
-+#define __NR_sched_setaffinity			156
-+#define __NR_sched_getaffinity			157
-+#define __NR_capget				158
-+#define __NR_capset				159
-+#define __NR_ptrace				160
-+#define __NR_semtimedop				161
-+#define __NR_semget				162
-+#define __NR_semop				163
-+#define __NR_semctl				164
-+#define __NR_available165			165
-+#define __NR_msgget				166
-+#define __NR_msgsnd				167
-+#define __NR_msgrcv				168
-+#define __NR_msgctl				169
-+#define __NR_available170			170
-+#define __NR_umount2				171
-+#define __NR_mount				172
-+#define __NR_swapon				173
-+#define __NR_chroot				174
-+#define __NR_pivot_root				175
-+#define __NR_umount				176
-+#define __NR_swapoff				177
-+#define __NR_sync				178
-+#define __NR_syncfs				179
-+#define __NR_setfsuid				180
-+#define __NR_setfsgid				181
-+#define __NR_sysfs				182
-+#define __NR_ustat				183
-+#define __NR_statfs				184
-+#define __NR_fstatfs				185
-+#define __NR_statfs64				186
-+#define __NR_fstatfs64				187
-+#define __NR_setrlimit				188
-+#define __NR_getrlimit				189
-+#define __NR_getrusage				190
-+#define __NR_futex				191
-+#define __NR_gettimeofday			192
-+#define __NR_settimeofday			193
-+#define __NR_adjtimex				194
-+#define __NR_nanosleep				195
-+#define __NR_getgroups				196
-+#define __NR_setgroups				197
-+#define __NR_sethostname			198
-+#define __NR_setdomainname			199
-+#define __NR_syslog				200
-+#define __NR_vhangup				201
-+#define __NR_uselib				202
-+#define __NR_reboot				203
-+#define __NR_quotactl				204
-+#define __NR_nfsservctl				205
-+#define __NR__sysctl				206
-+#define __NR_bdflush				207
-+#define __NR_uname				208
-+#define __NR_sysinfo				209
-+#define __NR_init_module			210
-+#define __NR_delete_module			211
-+#define __NR_sched_setparam			212
-+#define __NR_sched_getparam			213
-+#define __NR_sched_setscheduler			214
-+#define __NR_sched_getscheduler			215
-+#define __NR_sched_get_priority_max		216
-+#define __NR_sched_get_priority_min		217
-+#define __NR_sched_rr_get_interval		218
-+#define __NR_sched_yield			219
-+#define __NR_available222			222
-+#define __NR_restart_syscall			223
-+#define __NR_sigaltstack			224
-+#define __NR_rt_sigreturn			225
-+#define __NR_rt_sigaction			226
-+#define __NR_rt_sigprocmask			227
-+#define __NR_rt_sigpending			228
-+#define __NR_rt_sigtimedwait			229
-+#define __NR_rt_sigqueueinfo			230
-+#define __NR_rt_sigsuspend			231
-+#define __NR_mq_open				232
-+#define __NR_mq_unlink				233
-+#define __NR_mq_timedsend			234
-+#define __NR_mq_timedreceive			235
-+#define __NR_mq_notify				236
-+#define __NR_mq_getsetattr			237
-+#define __NR_available238			238
-+#define __NR_io_setup				239
-+#define __NR_io_destroy				240
-+#define __NR_io_submit				241
-+#define __NR_io_getevents			242
-+#define __NR_io_cancel				243
-+#define __NR_clock_settime			244
-+#define __NR_clock_gettime			245
-+#define __NR_clock_getres			246
-+#define __NR_clock_nanosleep			247
-+#define __NR_timer_create			248
-+#define __NR_timer_delete			249
-+#define __NR_timer_settime			250
-+#define __NR_timer_gettime			251
-+#define __NR_timer_getoverrun			252
-+#define __NR_reserved253			253
-+#define __NR_lookup_dcookie			254
-+#define __NR_available255			255
-+#define __NR_add_key				256
-+#define __NR_request_key			257
-+#define __NR_keyctl				258
-+#define __NR_available259			259
-+#define __NR_readahead				260
-+#define __NR_remap_file_pages			261
-+#define __NR_migrate_pages			262
-+#define __NR_mbind				263
-+#define __NR_get_mempolicy			264
-+#define __NR_set_mempolicy			265
-+#define __NR_unshare				266
-+#define __NR_move_pages				267
-+#define __NR_splice				268
-+#define __NR_tee				269
-+#define __NR_vmsplice				270
-+#define __NR_available271			271
-+#define __NR_pselect6				272
-+#define __NR_ppoll				273
-+#define __NR_epoll_pwait			274
-+#define __NR_epoll_create1			275
-+#define __NR_inotify_init			276
-+#define __NR_inotify_add_watch			277
-+#define __NR_inotify_rm_watch			278
-+#define __NR_inotify_init1			279
-+#define __NR_getcpu				280
-+#define __NR_kexec_load				281
-+#define __NR_ioprio_set				282
-+#define __NR_ioprio_get				283
-+#define __NR_set_robust_list			284
-+#define __NR_get_robust_list			285
-+#define __NR_available286			286
-+#define __NR_available287			287
-+#define __NR_openat				288
-+#define __NR_mkdirat				289
-+#define __NR_mknodat				290
-+#define __NR_unlinkat				291
-+#define __NR_renameat				292
-+#define __NR_linkat				293
-+#define __NR_symlinkat				294
-+#define __NR_readlinkat				295
-+#define __NR_utimensat				296
-+#define __NR_fchownat				297
-+#define __NR_futimesat				298
-+#define __NR_fstatat64				299
-+#define __NR_fchmodat				300
-+#define __NR_faccessat				301
-+#define __NR_available302			302
-+#define __NR_available303			303
-+#define __NR_signalfd				304
-+#define __NR_eventfd				306
-+#define __NR_recvmmsg				307
-+#define __NR_setns				308
-+#define __NR_signalfd4				309
-+#define __NR_dup3				310
-+#define __NR_pipe2				311
-+#define __NR_timerfd_create			312
-+#define __NR_timerfd_settime			313
-+#define __NR_timerfd_gettime			314
-+#define __NR_available315			315
-+#define __NR_eventfd2				316
-+#define __NR_preadv				317
-+#define __NR_pwritev				318
-+#define __NR_available319			319
-+#define __NR_fanotify_init			320
-+#define __NR_fanotify_mark			321
-+#define __NR_process_vm_readv			322
-+#define __NR_process_vm_writev			323
-+#define __NR_name_to_handle_at			324
-+#define __NR_open_by_handle_at			325
-+#define __NR_sync_file_range2			326
-+#define __NR_perf_event_open			327
-+#define __NR_rt_tgsigqueueinfo			328
-+#define __NR_clock_adjtime			329
-+#define __NR_prlimit64				330
-+#define __NR_kcmp				331
-+#define __NR_finit_module			332
-+#define __NR_accept4				333
-+#define __NR_sched_setattr			334
-+#define __NR_sched_getattr			335
-+#define __NR_renameat2				336
-+#define __NR_seccomp				337
-+#define __NR_getrandom				338
-+#define __NR_memfd_create			339
-+#define __NR_bpf				340
-+#define __NR_execveat				341
-+
-+#define SYS_spill				  0
-+#define SYS_xtensa				  1
-+#define SYS_available4				  2
-+#define SYS_available5				  3
-+#define SYS_available6				  4
-+#define SYS_available7				  5
-+#define SYS_available8				  6
-+#define SYS_available9				  7
-+#define SYS_open				  8
-+#define SYS_close				  9
-+#define SYS_dup					 10
-+#define SYS_dup2				 11
-+#define SYS_read				 12
-+#define SYS_write				 13
-+#define SYS_select				 14
-+#define SYS_lseek				 15
-+#define SYS_poll				 16
-+#define SYS__llseek				 17
-+#define SYS_epoll_wait				 18
-+#define SYS_epoll_ctl				 19
-+#define SYS_epoll_create			 20
-+#define SYS_creat				 21
-+#define SYS_truncate				 22
-+#define SYS_ftruncate				 23
-+#define SYS_readv				 24
-+#define SYS_writev				 25
-+#define SYS_fsync				 26
-+#define SYS_fdatasync				 27
-+#define SYS_truncate64				 28
-+#define SYS_ftruncate64				 29
-+#define SYS_pread64				 30
-+#define SYS_pwrite64				 31
-+#define SYS_link				 32
-+#define SYS_rename				 33
-+#define SYS_symlink				 34
-+#define SYS_readlink				 35
-+#define SYS_mknod				 36
-+#define SYS_pipe				 37
-+#define SYS_unlink				 38
-+#define SYS_rmdir				 39
-+#define SYS_mkdir				 40
-+#define SYS_chdir				 41
-+#define SYS_fchdir				 42
-+#define SYS_getcwd				 43
-+#define SYS_chmod				 44
-+#define SYS_chown				 45
-+#define SYS_stat				 46
-+#define SYS_stat64				 47
-+#define SYS_lchown				 48
-+#define SYS_lstat				 49
-+#define SYS_lstat64				 50
-+#define SYS_available51				 51
-+#define SYS_fchmod				 52
-+#define SYS_fchown				 53
-+#define SYS_fstat				 54
-+#define SYS_fstat64				 55
-+#define SYS_flock				 56
-+#define SYS_access				 57
-+#define SYS_umask				 58
-+#define SYS_getdents				 59
-+#define SYS_getdents64				 60
-+#define SYS_fcntl64				 61
-+#define SYS_fallocate				 62
-+#define SYS_fadvise64_64			 63
-+#define SYS_utime				 64	/* glibc 2.3.3 ?? */
-+#define SYS_utimes				 65
-+#define SYS_ioctl				 66
-+#define SYS_fcntl				 67
-+#define SYS_setxattr				 68
-+#define SYS_getxattr				 69
-+#define SYS_listxattr				 70
-+#define SYS_removexattr				 71
-+#define SYS_lsetxattr				 72
-+#define SYS_lgetxattr				 73
-+#define SYS_llistxattr				 74
-+#define SYS_lremovexattr			 75
-+#define SYS_fsetxattr				 76
-+#define SYS_fgetxattr				 77
-+#define SYS_flistxattr				 78
-+#define SYS_fremovexattr			 79
-+#define SYS_mmap2				 80
-+#define SYS_munmap				 81
-+#define SYS_mprotect				 82
-+#define SYS_brk					 83
-+#define SYS_mlock				 84
-+#define SYS_munlock				 85
-+#define SYS_mlockall				 86
-+#define SYS_munlockall				 87
-+#define SYS_mremap				 88
-+#define SYS_msync				 89
-+#define SYS_mincore				 90
-+#define SYS_madvise				 91
-+#define SYS_shmget				 92
-+#define SYS_shmat				 93
-+#define SYS_shmctl				 94
-+#define SYS_shmdt				 95
-+#define SYS_socket				 96
-+#define SYS_setsockopt				 97
-+#define SYS_getsockopt				 98
-+#define SYS_shutdown				 99
-+#define SYS_bind				100
-+#define SYS_connect				101
-+#define SYS_listen				102
-+#define SYS_accept				103
-+#define SYS_getsockname				104
-+#define SYS_getpeername				105
-+#define SYS_sendmsg				106
-+#define SYS_recvmsg				107
-+#define SYS_send				108
-+#define SYS_recv				109
-+#define SYS_sendto				110
-+#define SYS_recvfrom				111
-+#define SYS_socketpair				112
-+#define SYS_sendfile				113
-+#define SYS_sendfile64				114
-+#define SYS_sendmmsg				115
-+#define SYS_clone				116
-+#define SYS_execve				117
-+#define SYS_exit				118
-+#define SYS_exit_group				119
-+#define SYS_getpid				120
-+#define SYS_wait4				121
-+#define SYS_waitid				122
-+#define SYS_kill				123
-+#define SYS_tkill				124
-+#define SYS_tgkill				125
-+#define SYS_set_tid_address			126
-+#define SYS_gettid				127
-+#define SYS_setsid				128
-+#define SYS_getsid				129
-+#define SYS_prctl				130
-+#define SYS_personality				131
-+#define SYS_getpriority				132
-+#define SYS_setpriority				133
-+#define SYS_setitimer				134
-+#define SYS_getitimer				135
-+#define SYS_setuid				136
-+#define SYS_getuid				137
-+#define SYS_setgid				138
-+#define SYS_getgid				139
-+#define SYS_geteuid				140
-+#define SYS_getegid				141
-+#define SYS_setreuid				142
-+#define SYS_setregid				143
-+#define SYS_setresuid				144
-+#define SYS_getresuid				145
-+#define SYS_setresgid				146
-+#define SYS_getresgid				147
-+#define SYS_setpgid				148
-+#define SYS_getpgid				149
-+#define SYS_getppid				150
-+#define SYS_getpgrp				151
-+#define SYS_reserved152				152	/* set_thread_area */
-+#define SYS_reserved153				153	/* get_thread_area */
-+#define SYS_times				154
-+#define SYS_acct				155
-+#define SYS_sched_setaffinity			156
-+#define SYS_sched_getaffinity			157
-+#define SYS_capget				158
-+#define SYS_capset				159
-+#define SYS_ptrace				160
-+#define SYS_semtimedop				161
-+#define SYS_semget				162
-+#define SYS_semop				163
-+#define SYS_semctl				164
-+#define SYS_available165			165
-+#define SYS_msgget				166
-+#define SYS_msgsnd				167
-+#define SYS_msgrcv				168
-+#define SYS_msgctl				169
-+#define SYS_available170			170
-+#define SYS_umount2				171
-+#define SYS_mount				172
-+#define SYS_swapon				173
-+#define SYS_chroot				174
-+#define SYS_pivot_root				175
-+#define SYS_umount				176
-+#define SYS_swapoff				177
-+#define SYS_sync				178
-+#define SYS_syncfs				179
-+#define SYS_setfsuid				180
-+#define SYS_setfsgid				181
-+#define SYS_sysfs				182
-+#define SYS_ustat				183
-+#define SYS_statfs				184
-+#define SYS_fstatfs				185
-+#define SYS_statfs64				186
-+#define SYS_fstatfs64				187
-+#define SYS_setrlimit				188
-+#define SYS_getrlimit				189
-+#define SYS_getrusage				190
-+#define SYS_futex				191
-+#define SYS_gettimeofday			192
-+#define SYS_settimeofday			193
-+#define SYS_adjtimex				194
-+#define SYS_nanosleep				195
-+#define SYS_getgroups				196
-+#define SYS_setgroups				197
-+#define SYS_sethostname				198
-+#define SYS_setdomainname			199
-+#define SYS_syslog				200
-+#define SYS_vhangup				201
-+#define SYS_uselib				202
-+#define SYS_reboot				203
-+#define SYS_quotactl				204
-+#define SYS_nfsservctl				205
-+#define SYS__sysctl				206
-+#define SYS_bdflush				207
-+#define SYS_uname				208
-+#define SYS_sysinfo				209
-+#define SYS_init_module				210
-+#define SYS_delete_module			211
-+#define SYS_sched_setparam			212
-+#define SYS_sched_getparam			213
-+#define SYS_sched_setscheduler			214
-+#define SYS_sched_getscheduler			215
-+#define SYS_sched_get_priority_max		216
-+#define SYS_sched_get_priority_min		217
-+#define SYS_sched_rr_get_interval		218
-+#define SYS_sched_yield				219
-+#define SYS_available222			222
-+#define SYS_restart_syscall			223
-+#define SYS_sigaltstack				224
-+#define SYS_rt_sigreturn			225
-+#define SYS_rt_sigaction			226
-+#define SYS_rt_sigprocmask			227
-+#define SYS_rt_sigpending			228
-+#define SYS_rt_sigtimedwait			229
-+#define SYS_rt_sigqueueinfo			230
-+#define SYS_rt_sigsuspend			231
-+#define SYS_mq_open				232
-+#define SYS_mq_unlink				233
-+#define SYS_mq_timedsend			234
-+#define SYS_mq_timedreceive			235
-+#define SYS_mq_notify				236
-+#define SYS_mq_getsetattr			237
-+#define SYS_available238			238
-+#define SYS_io_setup				239
-+#define SYS_io_destroy				240
-+#define SYS_io_submit				241
-+#define SYS_io_getevents			242
-+#define SYS_io_cancel				243
-+#define SYS_clock_settime			244
-+#define SYS_clock_gettime			245
-+#define SYS_clock_getres			246
-+#define SYS_clock_nanosleep			247
-+#define SYS_timer_create			248
-+#define SYS_timer_delete			249
-+#define SYS_timer_settime			250
-+#define SYS_timer_gettime			251
-+#define SYS_timer_getoverrun			252
-+#define SYS_reserved253				253
-+#define SYS_lookup_dcookie			254
-+#define SYS_available255			255
-+#define SYS_add_key				256
-+#define SYS_request_key				257
-+#define SYS_keyctl				258
-+#define SYS_available259			259
-+#define SYS_readahead				260
-+#define SYS_remap_file_pages			261
-+#define SYS_migrate_pages			262
-+#define SYS_mbind				263
-+#define SYS_get_mempolicy			264
-+#define SYS_set_mempolicy			265
-+#define SYS_unshare				266
-+#define SYS_move_pages				267
-+#define SYS_splice				268
-+#define SYS_tee					269
-+#define SYS_vmsplice				270
-+#define SYS_available271			271
-+#define SYS_pselect6				272
-+#define SYS_ppoll				273
-+#define SYS_epoll_pwait				274
-+#define SYS_epoll_create1			275
-+#define SYS_inotify_init			276
-+#define SYS_inotify_add_watch			277
-+#define SYS_inotify_rm_watch			278
-+#define SYS_inotify_init1			279
-+#define SYS_getcpu				280
-+#define SYS_kexec_load				281
-+#define SYS_ioprio_set				282
-+#define SYS_ioprio_get				283
-+#define SYS_set_robust_list			284
-+#define SYS_get_robust_list			285
-+#define SYS_available286			286
-+#define SYS_available287			287
-+#define SYS_openat				288
-+#define SYS_mkdirat				289
-+#define SYS_mknodat				290
-+#define SYS_unlinkat				291
-+#define SYS_renameat				292
-+#define SYS_linkat				293
-+#define SYS_symlinkat				294
-+#define SYS_readlinkat				295
-+#define SYS_utimensat				296
-+#define SYS_fchownat				297
-+#define SYS_futimesat				298
-+#define SYS_fstatat64				299
-+#define SYS_fchmodat				300
-+#define SYS_faccessat				301
-+#define SYS_available302			302
-+#define SYS_available303			303
-+#define SYS_signalfd				304
-+#define SYS_eventfd				306
-+#define SYS_recvmmsg				307
-+#define SYS_setns				308
-+#define SYS_signalfd4				309
-+#define SYS_dup3				310
-+#define SYS_pipe2				311
-+#define SYS_timerfd_create			312
-+#define SYS_timerfd_settime			313
-+#define SYS_timerfd_gettime			314
-+#define SYS_available315			315
-+#define SYS_eventfd2				316
-+#define SYS_preadv				317
-+#define SYS_pwritev				318
-+#define SYS_available319			319
-+#define SYS_fanotify_init			320
-+#define SYS_fanotify_mark			321
-+#define SYS_process_vm_readv			322
-+#define SYS_process_vm_writev			323
-+#define SYS_name_to_handle_at			324
-+#define SYS_open_by_handle_at			325
-+#define SYS_sync_file_range2			326
-+#define SYS_perf_event_open			327
-+#define SYS_rt_tgsigqueueinfo			328
-+#define SYS_clock_adjtime			329
-+#define SYS_prlimit64				330
-+#define SYS_kcmp				331
-+#define SYS_finit_module			332
-+#define SYS_accept4				333
-+#define SYS_sched_setattr			334
-+#define SYS_sched_getattr			335
-+#define SYS_renameat2				336
-+#define SYS_seccomp				337
-+#define SYS_getrandom				338
-+#define SYS_memfd_create			339
-+#define SYS_bpf					340
-+#define SYS_execveat				341
-diff --git a/arch/xtensa/bits/termios.h b/arch/xtensa/bits/termios.h
-new file mode 100644
-index 0000000..f1b32e0
---- /dev/null
-+++ b/arch/xtensa/bits/termios.h
-@@ -0,0 +1,168 @@
-+struct termios
-+{
-+	tcflag_t c_iflag;
-+	tcflag_t c_oflag;
-+	tcflag_t c_cflag;
-+	tcflag_t c_lflag;
-+	cc_t c_line;
-+	cc_t c_cc[NCCS];
-+	speed_t __c_ispeed;
-+	speed_t __c_ospeed;
-+};
-+
-+#define VINTR 0
-+#define VQUIT 1
-+#define VERASE 2
-+#define VKILL 3
-+#define VEOF 4
-+#define VTIME 5
-+#define VMIN 6
-+#define VSWTC 7
-+#define VSTART 8
-+#define VSTOP 9
-+#define VSUSP 10
-+#define VEOL 11
-+#define VREPRINT 12
-+#define VDISCARD 13
-+#define VWERASE 14
-+#define VLNEXT 15
-+#define VEOL2 16
-+
-+#define IGNBRK	0000001
-+#define BRKINT	0000002
-+#define IGNPAR	0000004
-+#define PARMRK	0000010
-+#define INPCK	0000020
-+#define ISTRIP	0000040
-+#define INLCR	0000100
-+#define IGNCR	0000200
-+#define ICRNL	0000400
-+#define IUCLC	0001000
-+#define IXON	0002000
-+#define IXANY	0004000
-+#define IXOFF	0010000
-+#define IMAXBEL	0020000
-+#define IUTF8	0040000
-+
-+#define OPOST	0000001
-+#define OLCUC	0000002
-+#define ONLCR	0000004
-+#define OCRNL	0000010
-+#define ONOCR	0000020
-+#define ONLRET	0000040
-+#define OFILL	0000100
-+#define OFDEL	0000200
-+#define NLDLY	0000400
-+#define   NL0	0000000
-+#define   NL1	0000400
-+#define CRDLY	0003000
-+#define   CR0	0000000
-+#define   CR1	0001000
-+#define   CR2	0002000
-+#define   CR3	0003000
-+#define TABDLY	0014000
-+#define   TAB0	0000000
-+#define   TAB1	0004000
-+#define   TAB2	0010000
-+#define   TAB3	0014000
-+#define   XTABS	0014000
-+#define BSDLY	0020000
-+#define   BS0	0000000
-+#define   BS1	0020000
-+#define VTDLY	0040000
-+#define   VT0	0000000
-+#define   VT1	0040000
-+#define FFDLY	0100000
-+#define   FF0	0000000
-+#define   FF1	0100000
-+
-+#define B0       0000000
-+#define B50      0000001
-+#define B75      0000002
-+#define B110     0000003
-+#define B134     0000004
-+#define B150     0000005
-+#define B200     0000006
-+#define B300     0000007
-+#define B600     0000010
-+#define B1200    0000011
-+#define B1800    0000012
-+#define B2400    0000013
-+#define B4800    0000014
-+#define B9600    0000015
-+#define B19200   0000016
-+#define B38400   0000017
-+#define EXTA     0000016
-+#define EXTB     0000017
-+
-+#define BOTHER   0010000
-+#define B57600   0010001
-+#define B115200  0010002
-+#define B230400  0010003
-+#define B460800  0010004
-+#define B500000  0010005
-+#define B576000  0010006
-+#define B921600  0010007
-+#define B1000000 0010010
-+#define B1152000 0010011
-+#define B1500000 0010012
-+#define B2000000 0010013
-+#define B2500000 0010014
-+#define B3000000 0010015
-+#define B3500000 0010016
-+#define B4000000 0010017
-+
-+#define CBAUD    0010017
-+
-+#define CSIZE  0000060
-+#define CS5    0000000
-+#define CS6    0000020
-+#define CS7    0000040
-+#define CS8    0000060
-+#define CSTOPB 0000100
-+#define CREAD  0000200
-+#define PARENB 0000400
-+#define PARODD 0001000
-+#define HUPCL  0002000
-+#define CLOCAL 0004000
-+
-+#define ISIG	0000001
-+#define ICANON	0000002
-+#define XCASE	0000004
-+#define ECHO	0000010
-+#define ECHOE	0000020
-+#define ECHOK	0000040
-+#define ECHONL	0000100
-+#define NOFLSH	0000200
-+#define TOSTOP	0000400
-+#define ECHOCTL	0001000
-+#define ECHOPRT	0002000
-+#define ECHOKE	0004000
-+#define FLUSHO	0010000
-+#define PENDIN	0040000
-+#define IEXTEN	0100000
-+#define EXTPROC	0200000
-+
-+#define TCOOFF 0
-+#define TCOON  1
-+#define TCIOFF 2
-+#define TCION  3
-+
-+#define TCIFLUSH  0
-+#define TCOFLUSH  1
-+#define TCIOFLUSH 2
-+
-+#define TCSANOW   0
-+#define TCSADRAIN 1
-+#define TCSAFLUSH 2
-+
-+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-+#define CBAUDEX 0010000
-+#define CIBAUD   002003600000
-+#define IBSHIFT 16
-+#define CMSPAR   010000000000
-+#define CRTSCTS  020000000000
-+#define EXTPROC 0200000
-+#define XTABS  0014000
-+#define TIOCSER_TEMT 1
-+#endif
-diff --git a/arch/xtensa/bits/user.h b/arch/xtensa/bits/user.h
-new file mode 100644
-index 0000000..8ac7526
---- /dev/null
-+++ b/arch/xtensa/bits/user.h
-@@ -0,0 +1,4 @@
-+#define ELF_NGREG 128
-+#define ELF_NFPREG 18
-+typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG];
-+typedef unsigned int elf_fpreg_t, elf_fpregset_t[ELF_NFPREG];
-diff --git a/arch/xtensa/bits/xtensa-config.h b/arch/xtensa/bits/xtensa-config.h
-new file mode 100644
-index 0000000..2e60af9
---- /dev/null
-+++ b/arch/xtensa/bits/xtensa-config.h
-@@ -0,0 +1,46 @@
-+/* Xtensa configuration settings.
-+   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
-+   Free Software Foundation, Inc.
-+   Contributed by Bob Wilson (bwilson@tensilica.com) at Tensilica.
-+
-+   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 XTENSA_CONFIG_H
-+#define XTENSA_CONFIG_H
-+
-+/* The macros defined here match those with the same names in the Xtensa
-+   compile-time HAL (Hardware Abstraction Layer).  Please refer to the
-+   Xtensa System Software Reference Manual for documentation of these
-+   macros.  */
-+
-+/* The following macros reflect the default expectations for Xtensa
-+   processor configurations that can run glibc.  If you want to try
-+   building glibc for an Xtensa configuration that is missing these
-+   options, you will at least need to change the values of these
-+   macros.  */
-+
-+#undef XCHAL_HAVE_NSA
-+#define XCHAL_HAVE_NSA			1
-+
-+#undef XCHAL_HAVE_LOOPS
-+#define XCHAL_HAVE_LOOPS		1
-+
-+/* Assume the maximum number of AR registers.  This currently only affects
-+   the __window_spill function, and it is always safe to flush extra.  */
-+
-+#undef XCHAL_NUM_AREGS
-+#define XCHAL_NUM_AREGS			64
-+
-+#endif /* !XTENSA_CONFIG_H */
-diff --git a/arch/xtensa/crt_arch.h b/arch/xtensa/crt_arch.h
-new file mode 100644
-index 0000000..dc6ddaa
---- /dev/null
-+++ b/arch/xtensa/crt_arch.h
-@@ -0,0 +1,26 @@
-+__asm__(
-+".begin no-transform\n"
-+".text \n"
-+".global _" START "\n"
-+".global " START "\n"
-+".type   _" START ", @function\n"
-+".type   " START ", @function\n"
-+"_" START ":\n"
-+"" START ":\n"
-+"	call0	2f\n"
-+"1:\n"
-+".align 4\n"
-+".weak _DYNAMIC\n"
-+".hidden _DYNAMIC\n"
-+"	.literal .L0, _DYNAMIC\n"
-+"	.literal .L1, 1b\n"
-+"2:\n"
-+"	mov	a6, a1\n"
-+"	l32r	a7, .L0\n"
-+"	l32r	a5, .L1\n"
-+"	add	a7, a7, a0\n"
-+"	sub	a7, a7, a5\n"
-+"	movi	a0, 0\n"
-+"	call4	" START "_c\n"
-+".end no-transform\n"
-+);
-diff --git a/arch/xtensa/pthread_arch.h b/arch/xtensa/pthread_arch.h
-new file mode 100644
-index 0000000..35c752e
---- /dev/null
-+++ b/arch/xtensa/pthread_arch.h
-@@ -0,0 +1,11 @@
-+static inline struct pthread *__pthread_self()
-+{
-+	register char *tp;
-+	__asm__ __volatile__ ("rur %0, threadptr" : "=r" (tp));
-+	return (pthread_t)(tp + 8 - sizeof(struct pthread));
-+}
-+
-+#define TLS_ABOVE_TP
-+#define TP_ADJ(p) ((char *)(p) + sizeof(struct pthread) - 8)
-+
-+#define MC_PC sc_pc
-diff --git a/arch/xtensa/reloc.h b/arch/xtensa/reloc.h
-new file mode 100644
-index 0000000..bae93a5
---- /dev/null
-+++ b/arch/xtensa/reloc.h
-@@ -0,0 +1,21 @@
-+#include <endian.h>
-+
-+#if __BYTE_ORDER == __BIG_ENDIAN
-+#define ENDIAN_SUFFIX "eb"
-+#else
-+#define ENDIAN_SUFFIX ""
-+#endif
-+
-+#define LDSO_ARCH "xtensa" ENDIAN_SUFFIX
-+
-+#define TPOFF_K 8
-+
-+#define REL_PLT         R_XTENSA_JMP_SLOT
-+#define REL_RELATIVE    R_XTENSA_RELATIVE
-+#define REL_GOT         R_XTENSA_GLOB_DAT
-+#define REL_COPY        R_XTENSA_32
-+#define REL_TPOFF       R_XTENSA_TLS_TPOFF
-+//#define REL_TLSDESC     R_XTENSA_TLSDESC_FN
-+
-+#define CRTJMP(pc,sp) __asm__ __volatile__( \
-+	"movsp a1, %1 ; jx %0" : : "a"(pc), "a"(sp) : "memory" )
-diff --git a/arch/xtensa/syscall_arch.h b/arch/xtensa/syscall_arch.h
-new file mode 100644
-index 0000000..380ce17
---- /dev/null
-+++ b/arch/xtensa/syscall_arch.h
-@@ -0,0 +1,102 @@
-+#define __SYSCALL_LL_E(x) \
-+((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
-+((union { long long ll; long l[2]; }){ .ll = x }).l[1]
-+#define __SYSCALL_LL_O(x) 0, __SYSCALL_LL_E((x))
-+
-+static inline long __syscall0(long n)
-+{
-+	register long a2 __asm__("a2") = n;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      :
-+			      : "memory");
-+	return a2;
-+}
-+
-+static inline long __syscall1(long n, long a)
-+{
-+	register long a2 __asm__("a2") = n;
-+	register long a6 __asm__("a6") = a;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      : "a"(a6)
-+			      : "memory");
-+	return a2;
-+}
-+
-+static inline long __syscall2(long n, long a, long b)
-+{
-+	register long a2 __asm__("a2") = n;
-+	register long a6 __asm__("a6") = a;
-+	register long a3 __asm__("a3") = b;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      : "a"(a6), "a"(a3)
-+			      : "memory");
-+	return a2;
-+}
-+
-+static inline long __syscall3(long n, long a, long b, long c)
-+{
-+	register long a2 __asm__("a2") = n;
-+	register long a6 __asm__("a6") = a;
-+	register long a3 __asm__("a3") = b;
-+	register long a4 __asm__("a4") = c;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      : "a"(a6), "a"(a3), "a"(a4)
-+			      : "memory");
-+	return a2;
-+}
-+
-+static inline long __syscall4(long n, long a, long b, long c, long d)
-+{
-+	register long a2 __asm__("a2") = n;
-+	register long a6 __asm__("a6") = a;
-+	register long a3 __asm__("a3") = b;
-+	register long a4 __asm__("a4") = c;
-+	register long a5 __asm__("a5") = d;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      : "a"(a6), "a"(a3), "a"(a4), "a"(a5)
-+			      : "memory");
-+	return a2;
-+}
-+
-+static inline long __syscall5(long n, long a, long b, long c, long d, long e)
-+{
-+	register long a2 __asm__("a2") = n;
-+	register long a6 __asm__("a6") = a;
-+	register long a3 __asm__("a3") = b;
-+	register long a4 __asm__("a4") = c;
-+	register long a5 __asm__("a5") = d;
-+	register long a8 __asm__("a8") = e;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      : "a"(a6), "a"(a3), "a"(a4), "a"(a5), "a"(a8)
-+			      : "memory");
-+	return a2;
-+}
-+
-+static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
-+{
-+	register long a2 __asm__("a2") = n;
-+	register long a6 __asm__("a6") = a;
-+	register long a3 __asm__("a3") = b;
-+	register long a4 __asm__("a4") = c;
-+	register long a5 __asm__("a5") = d;
-+	register long a8 __asm__("a8") = e;
-+	register long a9 __asm__("a9") = f;
-+
-+	__asm__ __volatile__ ("syscall"
-+			      : "+&a"(a2)
-+			      : "a"(a6), "a"(a3), "a"(a4), "a"(a5), "a"(a8), "a"(a9)
-+			      : "memory");
-+	return a2;
-+}
-diff --git a/configure b/configure
-index 0955ce6..2c56cab 100755
---- a/configure
-+++ b/configure
-@@ -312,6 +312,7 @@ microblaze*) ARCH=microblaze ;;
- or1k*) ARCH=or1k ;;
- powerpc*) ARCH=powerpc ;;
- sh[1-9bel-]*|sh|superh*) ARCH=sh ;;
-+xtensa*) ARCH=xtensa ;;
- unknown) fail "$0: unable to detect target arch; try $0 --target=..." ;;
- *) fail "$0: unknown or unsupported target \"$target\"" ;;
- esac
-diff --git a/crt/xtensa/crti.s b/crt/xtensa/crti.s
-new file mode 100644
-index 0000000..6565656
---- /dev/null
-+++ b/crt/xtensa/crti.s
-@@ -0,0 +1,11 @@
-+.section .init
-+.global  _init
-+.type    _init, @function
-+_init:
-+	entry	a1, 32
-+
-+.section .fini
-+.global  _fini
-+.type    _fini, @function
-+_fini:
-+	entry	a1, 32
-diff --git a/crt/xtensa/crtn.s b/crt/xtensa/crtn.s
-new file mode 100644
-index 0000000..7e9a014
---- /dev/null
-+++ b/crt/xtensa/crtn.s
-@@ -0,0 +1,5 @@
-+.section .init
-+	retw
-+
-+.section .fini
-+	retw
-diff --git a/include/elf.h b/include/elf.h
-index 8b3cd3e..8168cf1 100644
---- a/include/elf.h
-+++ b/include/elf.h
-@@ -2819,6 +2819,64 @@ typedef Elf32_Addr Elf32_Conflict;
- #define R_OR1K_TLS_DTPOFF	33
- #define R_OR1K_TLS_DTPMOD	34
- 
-+
-+#define DT_XTENSA_GOT_LOC_OFF	(DT_LOPROC + 0)
-+#define DT_XTENSA_GOT_LOC_SZ	(DT_LOPROC + 1)
-+#define DT_XTENSA_NUM		2
-+
-+#define R_XTENSA_NONE		0
-+#define R_XTENSA_32		1
-+#define R_XTENSA_RTLD		2
-+#define R_XTENSA_GLOB_DAT	3
-+#define R_XTENSA_JMP_SLOT	4
-+#define R_XTENSA_RELATIVE	5
-+#define R_XTENSA_PLT		6
-+#define R_XTENSA_OP0		8
-+#define R_XTENSA_OP1		9
-+#define R_XTENSA_OP2		10
-+#define R_XTENSA_ASM_EXPAND	11
-+#define R_XTENSA_ASM_SIMPLIFY	12
-+#define R_XTENSA_GNU_VTINHERIT	15
-+#define R_XTENSA_GNU_VTENTRY	16
-+#define R_XTENSA_DIFF8		17
-+#define R_XTENSA_DIFF16		18
-+#define R_XTENSA_DIFF32		19
-+#define R_XTENSA_SLOT0_OP	20
-+#define R_XTENSA_SLOT1_OP	21
-+#define R_XTENSA_SLOT2_OP	22
-+#define R_XTENSA_SLOT3_OP	23
-+#define R_XTENSA_SLOT4_OP	24
-+#define R_XTENSA_SLOT5_OP	25
-+#define R_XTENSA_SLOT6_OP	26
-+#define R_XTENSA_SLOT7_OP	27
-+#define R_XTENSA_SLOT8_OP	28
-+#define R_XTENSA_SLOT9_OP	29
-+#define R_XTENSA_SLOT10_OP	30
-+#define R_XTENSA_SLOT11_OP	31
-+#define R_XTENSA_SLOT12_OP	32
-+#define R_XTENSA_SLOT13_OP	33
-+#define R_XTENSA_SLOT14_OP	34
-+#define R_XTENSA_SLOT0_ALT	35
-+#define R_XTENSA_SLOT1_ALT	36
-+#define R_XTENSA_SLOT2_ALT	37
-+#define R_XTENSA_SLOT3_ALT	38
-+#define R_XTENSA_SLOT4_ALT	39
-+#define R_XTENSA_SLOT5_ALT	40
-+#define R_XTENSA_SLOT6_ALT	41
-+#define R_XTENSA_SLOT7_ALT	42
-+#define R_XTENSA_SLOT8_ALT	43
-+#define R_XTENSA_SLOT9_ALT	44
-+#define R_XTENSA_SLOT10_ALT	45
-+#define R_XTENSA_SLOT11_ALT	46
-+#define R_XTENSA_SLOT12_ALT	47
-+#define R_XTENSA_SLOT13_ALT	48
-+#define R_XTENSA_SLOT14_ALT	49
-+#define R_XTENSA_TLSDESC_FN	50
-+#define R_XTENSA_TLSDESC_ARG	51
-+#define R_XTENSA_TLS_TPOFF	53
-+
-+#define R_XTENSA_NUM		54
-+
- #ifdef __cplusplus
- }
- #endif
-diff --git a/ldso/dlstart.c b/ldso/dlstart.c
-index 4dbe178..0249937 100644
---- a/ldso/dlstart.c
-+++ b/ldso/dlstart.c
-@@ -22,6 +22,7 @@ void _dlstart_c(size_t *sp, size_t *dynv)
- {
- 	size_t i, aux[AUX_CNT], dyn[DYN_CNT];
- 	size_t *rel, rel_size, base;
-+	unsigned long addr = 1;
- 
- 	int argc = *sp;
- 	char **argv = (void *)(sp+1);
-@@ -138,7 +139,17 @@ void _dlstart_c(size_t *sp, size_t *dynv)
- 	for (; rel_size; rel+=3, rel_size-=3*sizeof(size_t)) {
- 		if (!IS_RELATIVE(rel[1], 0)) continue;
- 		size_t *rel_addr = (void *)(base + rel[0]);
--		*rel_addr = base + rel[2];
-+		if (((unsigned long)rel_addr & -4096) != addr) {
-+			addr = (unsigned long)rel_addr & -4096;
-+			__asm__ __volatile__ ("movi a2, 82\n\t"
-+					      "mov a6, %0\n\t"
-+					      "mov a3, %1\n\t"
-+					      "mov a4, %2\n\t"
-+					      "syscall"
-+					      :: "a"(addr), "a"(4096), "a"(7)
-+					      : "a2", "a3", "a4", "a6", "memory");
-+		}
-+		*rel_addr += base + rel[2];
- 	}
- #endif
- 
-diff --git a/ldso/dynlink.c b/ldso/dynlink.c
-index 87f3b7f..1927097 100644
---- a/ldso/dynlink.c
-+++ b/ldso/dynlink.c
-@@ -314,6 +314,7 @@ static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stri
- 	size_t tls_val;
- 	size_t addend;
- 	int skip_relative = 0, reuse_addends = 0, save_slot = 0;
-+	unsigned long addr = 1;
- 
- 	if (dso == &ldso) {
- 		/* Only ldso's REL table needs addend saving/reuse. */
-@@ -328,6 +329,10 @@ static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stri
- 		if (type == REL_NONE) continue;
- 		sym_index = R_SYM(rel[1]);
- 		reloc_addr = laddr(dso, rel[0]);
-+		if (((unsigned long)reloc_addr & -4096) != addr) {
-+			addr = (unsigned long)reloc_addr & -4096;
-+			mprotect((void *)addr, 4096, 7);
-+		}
- 		if (sym_index) {
- 			sym = syms + sym_index;
- 			name = strings + sym->st_name;
-@@ -377,7 +382,7 @@ static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stri
- 			*reloc_addr = sym_val + addend;
- 			break;
- 		case REL_RELATIVE:
--			*reloc_addr = (size_t)base + addend;
-+			*reloc_addr += (size_t)base + addend;
- 			break;
- 		case REL_SYM_OR_REL:
- 			if (sym) *reloc_addr = sym_val + addend;
-@@ -444,6 +449,40 @@ static void do_relocs(struct dso *dso, size_t *rel, size_t rel_size, size_t stri
- #endif
- 			}
- 			break;
-+		case R_XTENSA_RTLD:
-+			break;
-+		case R_XTENSA_TLSDESC_FN:
-+			if (runtime && def.dso->tls_id >= static_tls_cnt) {
-+				reloc_addr[0] = (size_t)__tlsdesc_dynamic;
-+			} else {
-+				reloc_addr[0] = (size_t)__tlsdesc_static;
-+			}
-+			break;
-+		case R_XTENSA_TLSDESC_ARG:
-+			if (stride<3) addend = reloc_addr[1];
-+			if (runtime && def.dso->tls_id >= static_tls_cnt) {
-+				struct td_index *new = malloc(sizeof *new);
-+				if (!new) {
-+					error(
-+					"Error relocating %s: cannot allocate TLSDESC for %s",
-+					dso->name, sym ? name : "(local)" );
-+					longjmp(*rtld_fail, 1);
-+				}
-+				new->next = dso->td_index;
-+				dso->td_index = new;
-+				new->args[0] = def.dso->tls_id;
-+				new->args[1] = tls_val + addend;
-+				reloc_addr[0] = (size_t)new;
-+			} else {
-+#ifdef TLS_ABOVE_TP
-+				reloc_addr[0] = tls_val + def.dso->tls.offset
-+					+ TPOFF_K + addend;
-+#else
-+				reloc_addr[0] = tls_val - def.dso->tls.offset
-+					+ addend;
-+#endif
-+			}
-+			break;
- 		default:
- 			error("Error relocating %s: unsupported relocation type %d",
- 				dso->name, type);
-diff --git a/src/internal/xtensa/syscall.s b/src/internal/xtensa/syscall.s
-new file mode 100644
-index 0000000..6dc584b
---- /dev/null
-+++ b/src/internal/xtensa/syscall.s
-@@ -0,0 +1,15 @@
-+.global __syscall
-+.hidden __syscall
-+.type   __syscall,@function
-+.align 4
-+__syscall:
-+	entry	a1, 16
-+	mov	a8, a3
-+	mov	a3, a4
-+	mov	a4, a5
-+	mov	a5, a6
-+	mov	a6, a8
-+	mov	a8, a7
-+	l32i	a9, a1, 16
-+	syscall
-+	retw
-diff --git a/src/ldso/xtensa/tlsdesc.s b/src/ldso/xtensa/tlsdesc.s
-new file mode 100644
-index 0000000..5fa846d
---- /dev/null
-+++ b/src/ldso/xtensa/tlsdesc.s
-@@ -0,0 +1,22 @@
-+.global __tlsdesc_static
-+.hidden __tlsdesc_static
-+.type __tlsdesc_static,@function
-+.align 4
-+__tlsdesc_static:
-+	entry	a1, 16
-+	rur	a3, threadptr
-+	add	a2, a2, a3
-+	retw
-+
-+.hidden __tls_get_new
-+
-+.global __tlsdesc_dynamic
-+.hidden __tlsdesc_dynamic
-+.type __tlsdesc_dynamic,@function
-+.align 4
-+__tlsdesc_dynamic:
-+	entry	a1, 16
-+	mov	a6, a2
-+	call4	__tls_get_addr
-+	mov	a2, a6
-+	retw
-diff --git a/src/setjmp/xtensa/longjmp.s b/src/setjmp/xtensa/longjmp.s
-new file mode 100644
-index 0000000..0b49188
---- /dev/null
-+++ b/src/setjmp/xtensa/longjmp.s
-@@ -0,0 +1,73 @@
-+.global _longjmp
-+.global longjmp
-+.type _longjmp,%function
-+.type longjmp,%function
-+.align 4
-+_longjmp:
-+longjmp:
-+	entry	a1, 16
-+
-+	/* Invalidate all but the current register window. */
-+	call4	__window_spill
-+
-+	l32i	a0, a2, 64
-+	addi	a7, a1, -16
-+	l32i	a4, a2, 0
-+	l32i	a5, a2, 4
-+	s32i	a4, a7, 0
-+	s32i	a5, a7, 4
-+	l32i	a4, a2, 8
-+	l32i	a5, a2, 12
-+	s32i	a4, a7, 8
-+	s32i	a5, a7, 12
-+
-+	/* Copy the remaining 0-8 saved registers. */
-+	extui	a7, a0, 30, 2
-+	blti	a7, 2, 2f
-+	l32i	a8, a2, 52	/* a8: SP of 'caller-1' */
-+	slli	a4, a7, 4
-+	sub	a6, a8, a4
-+	addi	a5, a2, 16
-+	addi	a8, a8, -16	/* a8: end of overflow area */
-+1:
-+	l32i	a7, a5, 0
-+	l32i	a4, a5, 4
-+	s32i	a7, a6, 0
-+	s32i	a4, a6, 4
-+	l32i	a7, a5, 8
-+	l32i	a4, a5, 12
-+	s32i	a7, a6, 8
-+	s32i	a4, a6, 12
-+	addi	a5, a5, 16
-+	addi	a6, a6, 16
-+	bltu	a6, a8, 1b
-+2:
-+	/* The 4 words saved from the register save area at the target's
-+	 * sp are copied back to the target procedure's save area. The
-+	 * only point of this is to prevent a catastrophic failure in
-+	 * case the contents were moved by an alloca after calling
-+	 * setjmp. This is a bit paranoid but it doesn't cost much.
-+	 */
-+
-+	l32i	a7, a2, 4		/* load the target stack pointer */
-+	addi	a7, a7, -16		/* find the destination save area */
-+	l32i	a4, a2, 48
-+	l32i	a5, a2, 52
-+	s32i	a4, a7, 0
-+	s32i	a5, a7, 4
-+	l32i	a4, a2, 56
-+	l32i	a5, a2, 60
-+	s32i	a4, a7, 8
-+	s32i	a5, a7, 12
-+
-+	l32i	a4, a2, 68
-+	beqz	a4, 1f
-+
-+	mov	a6, a2
-+	movi	a7, 1
-+.hidden __sigsetjmp_tail
-+	call4	__sigsetjmp_tail
-+1:
-+	movi	a2, 1
-+	movnez	a2, a3, a3
-+	retw
-diff --git a/src/setjmp/xtensa/setjmp.s b/src/setjmp/xtensa/setjmp.s
-new file mode 100644
-index 0000000..1366af0
---- /dev/null
-+++ b/src/setjmp/xtensa/setjmp.s
-@@ -0,0 +1,13 @@
-+.global __setjmp
-+.global _setjmp
-+.global setjmp
-+.type __setjmp,@function
-+.type _setjmp,@function
-+.type setjmp,@function
-+.align 4
-+__setjmp:
-+_setjmp:
-+setjmp:
-+	entry	a1, 16
-+	movi	a3, 0
-+	j	___sigsetjmp
-diff --git a/src/signal/xtensa/restore.s b/src/signal/xtensa/restore.s
-new file mode 100644
-index 0000000..a0c5229
---- /dev/null
-+++ b/src/signal/xtensa/restore.s
-@@ -0,0 +1,10 @@
-+.global __restore
-+.global __restore_rt
-+.type __restore,%function
-+.type __restore_rt,%function
-+.space 1
-+.align 4
-+__restore:
-+__restore_rt:
-+	movi	a2, 225 # SYS_rt_sigreturn
-+	syscall
-diff --git a/src/signal/xtensa/sigsetjmp.s b/src/signal/xtensa/sigsetjmp.s
-new file mode 100644
-index 0000000..825e182
---- /dev/null
-+++ b/src/signal/xtensa/sigsetjmp.s
-@@ -0,0 +1,69 @@
-+.global sigsetjmp
-+.global __sigsetjmp
-+.global ___sigsetjmp
-+.type sigsetjmp,%function
-+.type __sigsetjmp,%function
-+.type ___sigsetjmp,%function
-+.align 4
-+sigsetjmp:
-+__sigsetjmp:
-+	entry	a1, 16
-+
-+___sigsetjmp:
-+	call4	__window_spill
-+
-+	/* Copy the caller registers a0 - a3 at (sp - 16) to jmpbuf. */
-+	addi	a7, a1, -16
-+	l32i	a4, a7, 0
-+	l32i	a5, a7, 4
-+	s32i	a4, a2, 0
-+	s32i	a5, a2, 4
-+	l32i	a4, a7, 8
-+	l32i	a5, a7, 12
-+	s32i	a4, a2, 8
-+	s32i	a5, a2, 12
-+
-+	/* Copy the caller registers a4-a8/a12 from the overflow area. */
-+	/* Entry moved the SP by 16 bytes, so SP of caller-1 is at (sp + 4). */
-+	extui	a7, a0, 30, 2
-+	blti	a7, 2, 2f
-+	l32i	a8, a1, 4	/* a8: SP of 'caller-1' */
-+	slli	a4, a7, 4
-+	sub	a6, a8, a4
-+	addi	a5, a2, 16
-+	addi	a8, a8, -16	/* a8: end of overflow area */
-+1:
-+	l32i	a7, a6, 0
-+	l32i	a4, a6, 4
-+	s32i	a7, a5, 0
-+	s32i	a4, a5, 4
-+	l32i	a7, a6, 8
-+	l32i	a4, a6, 12
-+	s32i	a7, a5, 8
-+	s32i	a4, a5, 12
-+	addi	a5, a5, 16
-+	addi	a6, a6, 16
-+	bltu	a6, a8, 1b
-+2:
-+	/* Copy caller-1 registers a0 - a3 (this is assuming entry a1, 16) */
-+	l32i	a4, a1, 0
-+	l32i	a5, a1, 4
-+	s32i	a4, a2, 48
-+	s32i	a5, a2, 52
-+	l32i	a4, a1, 8
-+	l32i	a5, a1, 12
-+	s32i	a4, a2, 56
-+	s32i	a5, a2, 60
-+
-+	/* Save the return address, including the window size bits. */
-+	s32i	a0, a2, 64
-+	s32i	a3, a2, 68
-+	beqz	a3, 1f
-+
-+	mov	a6, a2
-+	movi	a7, 0
-+.hidden __sigsetjmp_tail
-+	call4	__sigsetjmp_tail
-+1:
-+	movi	a2, 0
-+	retw
-diff --git a/src/signal/xtensa/windowspill.s b/src/signal/xtensa/windowspill.s
-new file mode 100644
-index 0000000..7ab7f3d
---- /dev/null
-+++ b/src/signal/xtensa/windowspill.s
-@@ -0,0 +1,78 @@
-+#include <bits/xtensa-config.h>
-+
-+#ifdef __XTENSA_WINDOWED_ABI__
-+.global __window_spill
-+.type   __window_spill, @function
-+.align  4
-+__window_spill:
-+	entry	a1, 48
-+	bbci.l	a0, 31, .L4		/* branch if called with call4 */
-+	bbsi.l	a0, 30, .L12		/* branch if called with call12 */
-+
-+	/* Called with call8: touch register NUM_REGS-12 (4/20/52) */
-+.L8:
-+#if XCHAL_NUM_AREGS > 16
-+	call12	1f
-+	retw
-+
-+	.align	4
-+1:	_entry	a1, 48			/* touch NUM_REGS-24 (x/8/40) */
-+
-+#if XCHAL_NUM_AREGS == 32
-+	mov	a8, a0
-+	retw
-+#else
-+	mov	a12, a0
-+	_entry	a1, 48			/* touch NUM_REGS-36 (x/x/28) */
-+	mov	a12, a0
-+	_entry	a1, 48			/* touch NUM_REGS-48 (x/x/16) */
-+	mov	a12, a0
-+	_entry	a1, 16			/* touch NUM_REGS-60 (x/x/4) */
-+#endif
-+#endif
-+	mov	a4, a0
-+	retw
-+
-+	/* Called with call4: touch register NUM_REGS-8 (8/24/56) */
-+.L4:
-+#if XCHAL_NUM_AREGS == 16
-+	mov	a8, a0
-+#else
-+	call12	1f
-+	retw
-+
-+	.align	4
-+1:	_entry	a1, 48			/* touch NUM_REGS-20 (x/12/44) */
-+	mov	a12, a0
-+#if XCHAL_NUM_AREGS > 32
-+	_entry	a1, 48			/* touch NUM_REGS-32 (x/x/32) */
-+	mov	a12, a0
-+	_entry	a1, 48			/* touch NUM_REGS-44 (x/x/20) */
-+	mov	a12, a0
-+	_entry	a1, 48			/* touch NUM_REGS-56 (x/x/8) */
-+	mov	a8, a0
-+#endif
-+#endif
-+	retw
-+
-+	/* Called with call12: touch register NUM_REGS-16 (x/16/48) */
-+.L12:
-+#if XCHAL_NUM_AREGS > 16
-+	call12	1f
-+	retw
-+
-+	.align	4
-+1:	_entry	a1, 48			/* touch NUM_REGS-28 (x/4/36) */
-+#if XCHAL_NUM_AREGS == 32
-+	mov	a4, a0
-+#else
-+	mov	a12, a0
-+	_entry	a1, 48			/* touch NUM_REGS-40 (x/x/24) */
-+	mov	a12, a0
-+	_entry	a1, 48			/* touch NUM_REGS-52 (x/x/12) */
-+	mov	a12, a0
-+#endif
-+#endif
-+	retw
-+
-+#endif
-diff --git a/src/thread/xtensa/__set_thread_area.s b/src/thread/xtensa/__set_thread_area.s
-new file mode 100644
-index 0000000..4fe97ac
---- /dev/null
-+++ b/src/thread/xtensa/__set_thread_area.s
-@@ -0,0 +1,8 @@
-+.global __set_thread_area
-+.type   __set_thread_area,@function
-+.align 4
-+__set_thread_area:
-+	entry	a1, 16
-+	wur	a2, threadptr
-+	movi	a2, 0
-+	retw
-diff --git a/src/thread/xtensa/__unmapself.s b/src/thread/xtensa/__unmapself.s
-new file mode 100644
-index 0000000..c5d8f54
---- /dev/null
-+++ b/src/thread/xtensa/__unmapself.s
-@@ -0,0 +1,10 @@
-+.global __unmapself
-+.type   __unmapself,%function
-+.align 4
-+__unmapself:
-+	entry	a1, 16
-+	mov	a6, a2
-+	movi	a2, 81 # SYS_munmap
-+	syscall
-+	movi	a2, 118 # SYS_exit
-+	syscall
-diff --git a/src/thread/xtensa/clone.s b/src/thread/xtensa/clone.s
-new file mode 100644
-index 0000000..c75db81
---- /dev/null
-+++ b/src/thread/xtensa/clone.s
-@@ -0,0 +1,39 @@
-+// __clone(func, stack, flags, arg, ptid, tls, ctid)
-+//         a2,   a3,    a4,    a5,  a6,   a7,  [sp]
-+
-+// syscall(SYS_clone, flags, stack, ptid, tls, ctid)
-+//         a2,        a6,    a3,    a4,   a5,  a8
-+
-+.global __clone
-+.type   __clone,%function
-+.align 4
-+__clone:
-+	entry	a1, 16
-+	// align stack and save func,arg
-+	srli	a3, a3, 4
-+	slli	a3, a3, 4
-+	addi	a3, a3, -16
-+	s32i	a2, a3, 0
-+	s32i	a5, a3, 4
-+
-+	// syscall
-+	mov	a2, a4
-+	mov	a4, a6
-+	mov	a6, a2
-+	mov	a5, a7
-+	l32i	a8, a1, 16
-+	movi	a2, 116 # SYS_clone
-+	syscall
-+
-+	beqz	a2, 1f
-+	// parent
-+	retw
-+
-+	// child
-+1:
-+	movi	a0, 0
-+	l32i	a4, a1, 0
-+	l32i	a6, a1, 4
-+	callx4	a4
-+	movi	a2, 118 # SYS_exit
-+	syscall
-diff --git a/src/thread/xtensa/syscall_cp.s b/src/thread/xtensa/syscall_cp.s
-new file mode 100644
-index 0000000..f68df8d
---- /dev/null
-+++ b/src/thread/xtensa/syscall_cp.s
-@@ -0,0 +1,37 @@
-+// __syscall_cp_asm(&self->cancel, nr, u, v, w, x, y, z)
-+//                  a2             a3  a4 a5 a6 a7 [sp] [sp+4]
-+
-+// syscall(nr, u, v, w, x, y, z)
-+//         a2  a6 a3 a4 a5 a8 a9
-+
-+.global __cp_begin
-+.hidden __cp_begin
-+.global __cp_end
-+.hidden __cp_end
-+.global __cp_cancel
-+.hidden __cp_cancel
-+.hidden __cancel
-+.global __syscall_cp_asm
-+.hidden __syscall_cp_asm
-+.type __syscall_cp_asm,%function
-+.align 4
-+__syscall_cp_asm:
-+	entry	a1, 16
-+__cp_begin:
-+	l32i	a2, a2, 0
-+	bnez	a2, __cp_cancel
-+	mov	a2, a4
-+	mov	a4, a6
-+	mov	a6, a2
-+	mov	a2, a3
-+	mov	a3, a5
-+	mov	a5, a7
-+	l32i	a8, a1, 16
-+	l32i	a9, a1, 20
-+	syscall
-+__cp_end:
-+	retw
-+__cp_cancel:
-+	call4	__cancel
-+	mov	a2, a6
-+	retw
--- 
-2.1.4
-

toolchain/musl/patches/git/s390-hotfix.patch

@@ -0,0 +1,25 @@
+From 67d252fe0c131e3a1fa56d8bec9c25613a7f3bcd Mon Sep 17 00:00:00 2001
+From: Bobby Bingham <koorogi@koorogi.info>
+Date: Fri, 25 Nov 2016 12:58:04 -0600
+Subject: [PATCH] s390: replace absolute branch with relative branch
+
+---
+ src/signal/s390x/sigsetjmp.s | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/signal/s390x/sigsetjmp.s b/src/signal/s390x/sigsetjmp.s
+index 72dfc25..41b1bd9 100644
+--- a/src/signal/s390x/sigsetjmp.s
++++ b/src/signal/s390x/sigsetjmp.s
+@@ -6,7 +6,7 @@
+ sigsetjmp:
+ __sigsetjmp:
+ 	ltgr  %r3, %r3
+-	bz    ___setjmp
++	jz    ___setjmp
+ 
+ 	stg   %r14, 18*8(%r2)
+ 	stg   %r6,  20*8(%r2)
+-- 
+2.10.2
+