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Message-Id: <20160726035300.10255-3-koorogi@koorogi.info>
Date: Mon, 25 Jul 2016 22:53:00 -0500
From: Bobby Bingham <koorogi@...rogi.info>
To: musl@...ts.openwall.com
Subject: [PATCH 3/3] add s390x port
---
arch/s390x/atomic_arch.h | 30 ++++
arch/s390x/bits/alltypes.h.in | 26 +++
arch/s390x/bits/endian.h | 1 +
arch/s390x/bits/fcntl.h | 40 +++++
arch/s390x/bits/fenv.h | 17 ++
arch/s390x/bits/float.h | 16 ++
arch/s390x/bits/ioctl.h | 195 +++++++++++++++++++++
arch/s390x/bits/ipc.h | 14 ++
arch/s390x/bits/limits.h | 8 +
arch/s390x/bits/msg.h | 12 ++
arch/s390x/bits/posix.h | 2 +
arch/s390x/bits/reg.h | 2 +
arch/s390x/bits/sem.h | 7 +
arch/s390x/bits/setjmp.h | 1 +
arch/s390x/bits/shm.h | 25 +++
arch/s390x/bits/signal.h | 106 ++++++++++++
arch/s390x/bits/socket.h | 44 +++++
arch/s390x/bits/stat.h | 16 ++
arch/s390x/bits/statfs.h | 7 +
arch/s390x/bits/stdint.h | 20 +++
arch/s390x/bits/syscall.h.in | 323 +++++++++++++++++++++++++++++++++++
arch/s390x/bits/user.h | 62 +++++++
arch/s390x/crt_arch.h | 17 ++
arch/s390x/pthread_arch.h | 14 ++
arch/s390x/reloc.h | 17 ++
arch/s390x/syscall_arch.h | 76 +++++++++
configure | 1 +
crt/s390x/crti.s | 17 ++
crt/s390x/crtn.s | 9 +
src/fenv/s390x/fenv.c | 55 ++++++
src/internal/s390x/syscall.s | 15 ++
src/process/s390x/vfork.s | 8 +
src/setjmp/s390x/longjmp.s | 23 +++
src/setjmp/s390x/setjmp.s | 25 +++
src/signal/s390x/restore.s | 9 +
src/signal/s390x/sigsetjmp.s | 23 +++
src/thread/s390x/__set_thread_area.s | 9 +
src/thread/s390x/__tls_get_offset.s | 17 ++
src/thread/s390x/__unmapself.s | 6 +
src/thread/s390x/clone.s | 47 +++++
src/thread/s390x/syscall_cp.s | 32 ++++
41 files changed, 1394 insertions(+)
create mode 100644 arch/s390x/atomic_arch.h
create mode 100644 arch/s390x/bits/alltypes.h.in
create mode 100644 arch/s390x/bits/endian.h
create mode 100644 arch/s390x/bits/fcntl.h
create mode 100644 arch/s390x/bits/fenv.h
create mode 100644 arch/s390x/bits/float.h
create mode 100644 arch/s390x/bits/ioctl.h
create mode 100644 arch/s390x/bits/ipc.h
create mode 100644 arch/s390x/bits/limits.h
create mode 100644 arch/s390x/bits/msg.h
create mode 100644 arch/s390x/bits/posix.h
create mode 100644 arch/s390x/bits/reg.h
create mode 100644 arch/s390x/bits/sem.h
create mode 100644 arch/s390x/bits/setjmp.h
create mode 100644 arch/s390x/bits/shm.h
create mode 100644 arch/s390x/bits/signal.h
create mode 100644 arch/s390x/bits/socket.h
create mode 100644 arch/s390x/bits/stat.h
create mode 100644 arch/s390x/bits/statfs.h
create mode 100644 arch/s390x/bits/stdint.h
create mode 100644 arch/s390x/bits/syscall.h.in
create mode 100644 arch/s390x/bits/user.h
create mode 100644 arch/s390x/crt_arch.h
create mode 100644 arch/s390x/pthread_arch.h
create mode 100644 arch/s390x/reloc.h
create mode 100644 arch/s390x/syscall_arch.h
create mode 100644 crt/s390x/crti.s
create mode 100644 crt/s390x/crtn.s
create mode 100644 src/fenv/s390x/fenv.c
create mode 100644 src/internal/s390x/syscall.s
create mode 100644 src/process/s390x/vfork.s
create mode 100644 src/setjmp/s390x/longjmp.s
create mode 100644 src/setjmp/s390x/setjmp.s
create mode 100644 src/signal/s390x/restore.s
create mode 100644 src/signal/s390x/sigsetjmp.s
create mode 100644 src/thread/s390x/__set_thread_area.s
create mode 100644 src/thread/s390x/__tls_get_offset.s
create mode 100644 src/thread/s390x/__unmapself.s
create mode 100644 src/thread/s390x/clone.s
create mode 100644 src/thread/s390x/syscall_cp.s
diff --git a/arch/s390x/atomic_arch.h b/arch/s390x/atomic_arch.h
new file mode 100644
index 0000000..9b0e1df
--- /dev/null
+++ b/arch/s390x/atomic_arch.h
@@ -0,0 +1,30 @@
+#define a_cas a_cas
+static inline int a_cas(volatile int *p, int t, int s)
+{
+ __asm__ __volatile__ (
+ "cs %0, %2, %1"
+ : "+d"(t), "+Q"(*p) : "d"(s) : "memory", "cc");
+ return t;
+}
+
+#define a_cas_p a_cas_p
+static inline void *a_cas_p(volatile void *p, void *t, void *s)
+{
+ __asm__ __volatile__ (
+ "csg %0, %2, %1"
+ : "+d"(t), "+Q"(*(void *volatile *)p) : "d"(s)
+ : "memory", "cc");
+ return t;
+}
+
+#define a_barrier a_barrier
+static inline void a_barrier()
+{
+ __asm__ __volatile__ ("bcr 15,0" : : : "memory");
+}
+
+#define a_crash a_crash
+static inline void a_crash()
+{
+ __asm__ __volatile__ (".insn e,0");
+}
diff --git a/arch/s390x/bits/alltypes.h.in b/arch/s390x/bits/alltypes.h.in
new file mode 100644
index 0000000..1a83846
--- /dev/null
+++ b/arch/s390x/bits/alltypes.h.in
@@ -0,0 +1,26 @@
+#define _Addr long
+#define _Int64 long
+#define _Reg long
+
+TYPEDEF __builtin_va_list va_list;
+TYPEDEF __builtin_va_list __isoc_va_list;
+
+#ifndef __cplusplus
+TYPEDEF int wchar_t;
+#endif
+
+TYPEDEF double 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[14]; volatile int __vi[14]; unsigned long __s[7]; } __u; } pthread_attr_t;
+TYPEDEF struct { union { int __i[10]; volatile int __vi[10]; volatile void *volatile __p[5]; } __u; } pthread_mutex_t;
+TYPEDEF struct { union { int __i[10]; volatile int __vi[10]; volatile void *volatile __p[5]; } __u; } mtx_t;
+TYPEDEF struct { union { int __i[12]; volatile int __vi[12]; void *__p[6]; } __u; } pthread_cond_t;
+TYPEDEF struct { union { int __i[12]; volatile int __vi[12]; void *__p[6]; } __u; } cnd_t;
+TYPEDEF struct { union { int __i[14]; volatile int __vi[14]; void *__p[7]; } __u; } pthread_rwlock_t;
+TYPEDEF struct { union { int __i[8]; volatile int __vi[8]; void *__p[4]; } __u; } pthread_barrier_t;
diff --git a/arch/s390x/bits/endian.h b/arch/s390x/bits/endian.h
new file mode 100644
index 0000000..ef074b7
--- /dev/null
+++ b/arch/s390x/bits/endian.h
@@ -0,0 +1 @@
+#define __BYTE_ORDER __BIG_ENDIAN
diff --git a/arch/s390x/bits/fcntl.h b/arch/s390x/bits/fcntl.h
new file mode 100644
index 0000000..1eca6ba
--- /dev/null
+++ b/arch/s390x/bits/fcntl.h
@@ -0,0 +1,40 @@
+#define O_CREAT 0100
+#define O_EXCL 0200
+#define O_NOCTTY 0400
+#define O_TRUNC 01000
+#define O_APPEND 02000
+#define O_NONBLOCK 04000
+#define O_DSYNC 010000
+#define O_SYNC 04010000
+#define O_RSYNC 04010000
+#define O_DIRECTORY 0200000
+#define O_NOFOLLOW 0400000
+#define O_CLOEXEC 02000000
+
+#define O_ASYNC 020000
+#define O_DIRECT 040000
+#define O_LARGEFILE 0100000
+#define O_NOATIME 01000000
+#define O_PATH 010000000
+#define O_TMPFILE 020200000
+#define O_NDELAY O_NONBLOCK
+
+#define F_DUPFD 0
+#define F_GETFD 1
+#define F_SETFD 2
+#define F_GETFL 3
+#define F_SETFL 4
+
+#define F_GETLK 5
+#define F_SETLK 6
+#define F_SETLKW 7
+
+#define F_SETOWN 8
+#define F_GETOWN 9
+#define F_SETSIG 10
+#define F_GETSIG 11
+
+#define F_SETOWN_EX 15
+#define F_GETOWN_EX 16
+
+#define F_GETOWNER_UIDS 17
diff --git a/arch/s390x/bits/fenv.h b/arch/s390x/bits/fenv.h
new file mode 100644
index 0000000..773dad9
--- /dev/null
+++ b/arch/s390x/bits/fenv.h
@@ -0,0 +1,17 @@
+#define FE_TONEAREST 0
+#define FE_TOWARDZERO 1
+#define FE_UPWARD 2
+#define FE_DOWNWARD 3
+
+#define FE_INEXACT 0x00080000
+#define FE_UNDERFLOW 0x00100000
+#define FE_OVERFLOW 0x00200000
+#define FE_DIVBYZERO 0x00400000
+#define FE_INVALID 0x00800000
+
+#define FE_ALL_EXCEPT 0x00f80000
+
+typedef unsigned fexcept_t;
+typedef unsigned fenv_t;
+
+#define FE_DFL_ENV ((const fenv_t *)-1)
diff --git a/arch/s390x/bits/float.h b/arch/s390x/bits/float.h
new file mode 100644
index 0000000..90b73be
--- /dev/null
+++ b/arch/s390x/bits/float.h
@@ -0,0 +1,16 @@
+#define FLT_EVAL_METHOD 1
+
+#define LDBL_TRUE_MIN 6.47517511943802511092443895822764655e-4966L
+#define LDBL_MIN 3.36210314311209350626267781732175260e-4932L
+#define LDBL_MAX 1.18973149535723176508575932662800702e+4932L
+#define LDBL_EPSILON 1.92592994438723585305597794258492732e-34L
+
+#define LDBL_MANT_DIG 113
+#define LDBL_MIN_EXP (-16381)
+#define LDBL_MAX_EXP 16384
+
+#define LDBL_DIG 33
+#define LDBL_MIN_10_EXP (-4931)
+#define LDBL_MAX_10_EXP 4932
+
+#define DECIMAL_DIG 36
diff --git a/arch/s390x/bits/ioctl.h b/arch/s390x/bits/ioctl.h
new file mode 100644
index 0000000..11196e1
--- /dev/null
+++ b/arch/s390x/bits/ioctl.h
@@ -0,0 +1,195 @@
+#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
+#define _IOC_NONE 0U
+#define _IOC_WRITE 1U
+#define _IOC_READ 2U
+
+#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 TCGETS 0x5401
+#define TCSETS 0x5402
+#define TCSETSW 0x5403
+#define TCSETSF 0x5404
+#define TCGETA 0x5405
+#define TCSETA 0x5406
+#define TCSETAW 0x5407
+#define TCSETAF 0x5408
+#define TCSBRK 0x5409
+#define TCXONC 0x540A
+#define TCFLSH 0x540B
+#define TIOCEXCL 0x540C
+#define TIOCNXCL 0x540D
+#define TIOCSCTTY 0x540E
+#define TIOCGPGRP 0x540F
+#define TIOCSPGRP 0x5410
+#define TIOCOUTQ 0x5411
+#define TIOCSTI 0x5412
+#define TIOCGWINSZ 0x5413
+#define TIOCSWINSZ 0x5414
+#define TIOCMGET 0x5415
+#define TIOCMBIS 0x5416
+#define TIOCMBIC 0x5417
+#define TIOCMSET 0x5418
+#define TIOCGSOFTCAR 0x5419
+#define TIOCSSOFTCAR 0x541A
+#define FIONREAD 0x541B
+#define TIOCINQ FIONREAD
+#define TIOCLINUX 0x541C
+#define TIOCCONS 0x541D
+#define TIOCGSERIAL 0x541E
+#define TIOCSSERIAL 0x541F
+#define TIOCPKT 0x5420
+#define FIONBIO 0x5421
+#define TIOCNOTTY 0x5422
+#define TIOCSETD 0x5423
+#define TIOCGETD 0x5424
+#define TCSBRKP 0x5425
+#define TIOCTTYGSTRUCT 0x5426
+#define TIOCSBRK 0x5427
+#define TIOCCBRK 0x5428
+#define TIOCGSID 0x5429
+#define TIOCGPTN 0x80045430
+#define TIOCSPTLCK 0x40045431
+#define TCGETX 0x5432
+#define TCSETX 0x5433
+#define TCSETXF 0x5434
+#define TCSETXW 0x5435
+
+#define FIONCLEX 0x5450
+#define FIOCLEX 0x5451
+#define FIOASYNC 0x5452
+#define TIOCSERCONFIG 0x5453
+#define TIOCSERGWILD 0x5454
+#define TIOCSERSWILD 0x5455
+#define TIOCGLCKTRMIOS 0x5456
+#define TIOCSLCKTRMIOS 0x5457
+#define TIOCSERGSTRUCT 0x5458
+#define TIOCSERGETLSR 0x5459
+#define TIOCSERGETMULTI 0x545A
+#define TIOCSERSETMULTI 0x545B
+
+#define TIOCMIWAIT 0x545C
+#define TIOCGICOUNT 0x545D
+#define FIOQSIZE 0x545E
+
+#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 TIOCSER_TEMT 0x01
+
+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 FIOSETOWN 0x8901
+#define SIOCSPGRP 0x8902
+#define FIOGETOWN 0x8903
+#define SIOCGPGRP 0x8904
+#define SIOCATMARK 0x8905
+#define SIOCGSTAMP 0x8906
+
+#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/s390x/bits/ipc.h b/arch/s390x/bits/ipc.h
new file mode 100644
index 0000000..4710c12
--- /dev/null
+++ b/arch/s390x/bits/ipc.h
@@ -0,0 +1,14 @@
+struct ipc_perm {
+ key_t __ipc_perm_key;
+ uid_t uid;
+ gid_t gid;
+ uid_t cuid;
+ gid_t cgid;
+ mode_t mode;
+ unsigned short __pad1;
+ unsigned short __ipc_perm_seq;
+ unsigned long __pad2;
+ unsigned long __pad3;
+};
+
+#define IPC_64 0x100
diff --git a/arch/s390x/bits/limits.h b/arch/s390x/bits/limits.h
new file mode 100644
index 0000000..792a30b
--- /dev/null
+++ b/arch/s390x/bits/limits.h
@@ -0,0 +1,8 @@
+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define PAGE_SIZE 4096
+#define LONG_BIT 64
+#endif
+
+#define LONG_MAX 0x7fffffffffffffffL
+#define LLONG_MAX 0x7fffffffffffffffLL
diff --git a/arch/s390x/bits/msg.h b/arch/s390x/bits/msg.h
new file mode 100644
index 0000000..2e23ca2
--- /dev/null
+++ b/arch/s390x/bits/msg.h
@@ -0,0 +1,12 @@
+struct msqid_ds {
+ struct ipc_perm msg_perm;
+ time_t msg_stime;
+ time_t msg_rtime;
+ time_t msg_ctime;
+ unsigned long msg_cbytes;
+ msgqnum_t msg_qnum;
+ msglen_t msg_qbytes;
+ pid_t msg_lspid;
+ pid_t msg_lrpid;
+ unsigned long __unused[2];
+};
diff --git a/arch/s390x/bits/posix.h b/arch/s390x/bits/posix.h
new file mode 100644
index 0000000..c37b94c
--- /dev/null
+++ b/arch/s390x/bits/posix.h
@@ -0,0 +1,2 @@
+#define _POSIX_V6_LP64_OFF64 1
+#define _POSIX_V7_LP64_OFF64 1
diff --git a/arch/s390x/bits/reg.h b/arch/s390x/bits/reg.h
new file mode 100644
index 0000000..2633f39
--- /dev/null
+++ b/arch/s390x/bits/reg.h
@@ -0,0 +1,2 @@
+#undef __WORDSIZE
+#define __WORDSIZE 64
diff --git a/arch/s390x/bits/sem.h b/arch/s390x/bits/sem.h
new file mode 100644
index 0000000..644f68a
--- /dev/null
+++ b/arch/s390x/bits/sem.h
@@ -0,0 +1,7 @@
+struct semid_ds {
+ struct ipc_perm sem_perm;
+ time_t sem_otime;
+ time_t sem_ctime;
+ unsigned short __pad[3], sem_nsems;
+ unsigned long __unused[2];
+};
diff --git a/arch/s390x/bits/setjmp.h b/arch/s390x/bits/setjmp.h
new file mode 100644
index 0000000..b2bd974
--- /dev/null
+++ b/arch/s390x/bits/setjmp.h
@@ -0,0 +1 @@
+typedef unsigned long __jmp_buf[18];
diff --git a/arch/s390x/bits/shm.h b/arch/s390x/bits/shm.h
new file mode 100644
index 0000000..6652d65
--- /dev/null
+++ b/arch/s390x/bits/shm.h
@@ -0,0 +1,25 @@
+#define SHMLBA 4096
+
+struct shmid_ds {
+ struct ipc_perm shm_perm;
+ size_t shm_segsz;
+ time_t shm_atime;
+ time_t shm_dtime;
+ time_t shm_ctime;
+ pid_t shm_cpid;
+ pid_t shm_lpid;
+ unsigned long shm_nattch;
+ unsigned long __pad1;
+ unsigned long __pad2;
+};
+
+struct shminfo {
+ unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
+};
+
+struct shm_info {
+ int __used_ids;
+ unsigned long shm_tot, shm_rss, shm_swp;
+ unsigned long __swap_attempts, __swap_successes;
+};
+
diff --git a/arch/s390x/bits/signal.h b/arch/s390x/bits/signal.h
new file mode 100644
index 0000000..c866583
--- /dev/null
+++ b/arch/s390x/bits/signal.h
@@ -0,0 +1,106 @@
+#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 4096
+#define SIGSTKSZ 10240
+#endif
+
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+
+typedef unsigned long greg_t, gregset_t[27];
+
+typedef struct {
+ unsigned long mask;
+ unsigned long addr;
+} __psw_t;
+
+typedef union {
+ double d;
+ float f;
+} fpreg_t;
+
+typedef struct {
+ unsigned fpc;
+ fpreg_t fprs[16];
+} fpregset_t;
+
+typedef struct
+{
+ __psw_t psw;
+ unsigned long gregs[16];
+ unsigned aregs[16];
+ fpregset_t fpregs;
+} mcontext_t;
+
+#else
+
+typedef struct {
+ unsigned long __regs1[18];
+ unsigned __regs2[18];
+ double __regs3[16];
+} mcontext_t;
+
+#endif
+
+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 1U
+#define SA_NOCLDWAIT 2U
+#define SA_SIGINFO 4U
+#define SA_ONSTACK 0x08000000U
+#define SA_RESTART 0x10000000U
+#define SA_NODEFER 0x40000000U
+#define SA_RESETHAND 0x80000000U
+#define SA_RESTORER 0x04000000U
+
+#endif
+
+#define SIGHUP 1
+#define SIGINT 2
+#define SIGQUIT 3
+#define SIGILL 4
+#define SIGTRAP 5
+#define SIGABRT 6
+#define SIGIOT SIGABRT
+#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 SIGPWR 30
+#define SIGSYS 31
+#define SIGUNUSED SIGSYS
+
+#define _NSIG 65
diff --git a/arch/s390x/bits/socket.h b/arch/s390x/bits/socket.h
new file mode 100644
index 0000000..2b81bfe
--- /dev/null
+++ b/arch/s390x/bits/socket.h
@@ -0,0 +1,44 @@
+struct msghdr {
+ void *msg_name;
+ socklen_t msg_namelen;
+ struct iovec *msg_iov;
+ int __pad1, msg_iovlen;
+ void *msg_control;
+ int __pad2;
+ socklen_t msg_controllen;
+ int msg_flags;
+};
+
+struct cmsghdr {
+ int __pad1;
+ socklen_t cmsg_len;
+ int cmsg_level;
+ int cmsg_type;
+};
+
+#define SO_DEBUG 1
+#define SO_REUSEADDR 2
+#define SO_TYPE 3
+#define SO_ERROR 4
+#define SO_DONTROUTE 5
+#define SO_BROADCAST 6
+#define SO_SNDBUF 7
+#define SO_RCVBUF 8
+#define SO_KEEPALIVE 9
+#define SO_OOBINLINE 10
+#define SO_NO_CHECK 11
+#define SO_PRIORITY 12
+#define SO_LINGER 13
+#define SO_BSDCOMPAT 14
+#define SO_REUSEPORT 15
+#define SO_PASSCRED 16
+#define SO_PEERCRED 17
+#define SO_RCVLOWAT 18
+#define SO_SNDLOWAT 19
+#define SO_RCVTIMEO 20
+#define SO_SNDTIMEO 21
+#define SO_ACCEPTCONN 30
+#define SO_SNDBUFFORCE 32
+#define SO_RCVBUFFORCE 33
+#define SO_PROTOCOL 38
+#define SO_DOMAIN 39
diff --git a/arch/s390x/bits/stat.h b/arch/s390x/bits/stat.h
new file mode 100644
index 0000000..2db4ad0
--- /dev/null
+++ b/arch/s390x/bits/stat.h
@@ -0,0 +1,16 @@
+struct stat {
+ dev_t st_dev;
+ ino_t st_ino;
+ nlink_t st_nlink;
+ mode_t st_mode;
+ uid_t st_uid;
+ gid_t st_gid;
+ dev_t st_rdev;
+ off_t st_size;
+ struct timespec st_atim;
+ struct timespec st_mtim;
+ struct timespec st_ctim;
+ blksize_t st_blksize;
+ blkcnt_t st_blocks;
+ unsigned long __unused[3];
+};
diff --git a/arch/s390x/bits/statfs.h b/arch/s390x/bits/statfs.h
new file mode 100644
index 0000000..6617358
--- /dev/null
+++ b/arch/s390x/bits/statfs.h
@@ -0,0 +1,7 @@
+struct statfs {
+ unsigned f_type, f_bsize;
+ fsblkcnt_t f_blocks, f_bfree, f_bavail;
+ fsfilcnt_t f_files, f_ffree;
+ fsid_t f_fsid;
+ unsigned f_namelen, f_frsize, f_flags, f_spare[4];
+};
diff --git a/arch/s390x/bits/stdint.h b/arch/s390x/bits/stdint.h
new file mode 100644
index 0000000..1bb147f
--- /dev/null
+++ b/arch/s390x/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 INT64_MIN
+#define INTPTR_MAX INT64_MAX
+#define UINTPTR_MAX UINT64_MAX
+#define PTRDIFF_MIN INT64_MIN
+#define PTRDIFF_MAX INT64_MAX
+#define SIZE_MAX UINT64_MAX
diff --git a/arch/s390x/bits/syscall.h.in b/arch/s390x/bits/syscall.h.in
new file mode 100644
index 0000000..1b8fdf0
--- /dev/null
+++ b/arch/s390x/bits/syscall.h.in
@@ -0,0 +1,323 @@
+#define __NR_exit 1
+#define __NR_fork 2
+#define __NR_read 3
+#define __NR_write 4
+#define __NR_open 5
+#define __NR_close 6
+#define __NR_restart_syscall 7
+#define __NR_creat 8
+#define __NR_link 9
+#define __NR_unlink 10
+#define __NR_execve 11
+#define __NR_chdir 12
+#define __NR_mknod 14
+#define __NR_chmod 15
+#define __NR_lseek 19
+#define __NR_getpid 20
+#define __NR_mount 21
+#define __NR_umount 22
+#define __NR_ptrace 26
+#define __NR_alarm 27
+#define __NR_pause 29
+#define __NR_utime 30
+#define __NR_access 33
+#define __NR_nice 34
+#define __NR_sync 36
+#define __NR_kill 37
+#define __NR_rename 38
+#define __NR_mkdir 39
+#define __NR_rmdir 40
+#define __NR_dup 41
+#define __NR_pipe 42
+#define __NR_times 43
+#define __NR_brk 45
+#define __NR_signal 48
+#define __NR_acct 51
+#define __NR_umount2 52
+#define __NR_ioctl 54
+#define __NR_fcntl 55
+#define __NR_setpgid 57
+#define __NR_umask 60
+#define __NR_chroot 61
+#define __NR_ustat 62
+#define __NR_dup2 63
+#define __NR_getppid 64
+#define __NR_getpgrp 65
+#define __NR_setsid 66
+#define __NR_sigaction 67
+#define __NR_sigsuspend 72
+#define __NR_sigpending 73
+#define __NR_sethostname 74
+#define __NR_setrlimit 75
+#define __NR_getrusage 77
+#define __NR_gettimeofday 78
+#define __NR_settimeofday 79
+#define __NR_symlink 83
+#define __NR_readlink 85
+#define __NR_uselib 86
+#define __NR_swapon 87
+#define __NR_reboot 88
+#define __NR_readdir 89
+#define __NR_mmap 90
+#define __NR_munmap 91
+#define __NR_truncate 92
+#define __NR_ftruncate 93
+#define __NR_fchmod 94
+#define __NR_getpriority 96
+#define __NR_setpriority 97
+#define __NR_statfs 99
+#define __NR_fstatfs 100
+#define __NR_socketcall 102
+#define __NR_syslog 103
+#define __NR_setitimer 104
+#define __NR_getitimer 105
+#define __NR_stat 106
+#define __NR_lstat 107
+#define __NR_fstat 108
+#define __NR_lookup_dcookie 110
+#define __NR_vhangup 111
+#define __NR_idle 112
+#define __NR_wait4 114
+#define __NR_swapoff 115
+#define __NR_sysinfo 116
+#define __NR_ipc 117
+#define __NR_fsync 118
+#define __NR_sigreturn 119
+#define __NR_clone 120
+#define __NR_setdomainname 121
+#define __NR_uname 122
+#define __NR_adjtimex 124
+#define __NR_mprotect 125
+#define __NR_sigprocmask 126
+#define __NR_create_module 127
+#define __NR_init_module 128
+#define __NR_delete_module 129
+#define __NR_get_kernel_syms 130
+#define __NR_quotactl 131
+#define __NR_getpgid 132
+#define __NR_fchdir 133
+#define __NR_bdflush 134
+#define __NR_sysfs 135
+#define __NR_personality 136
+#define __NR_afs_syscall 137
+#define __NR_getdents 141
+#define __NR_select 142
+#define __NR_flock 143
+#define __NR_msync 144
+#define __NR_readv 145
+#define __NR_writev 146
+#define __NR_getsid 147
+#define __NR_fdatasync 148
+#define __NR__sysctl 149
+#define __NR_mlock 150
+#define __NR_munlock 151
+#define __NR_mlockall 152
+#define __NR_munlockall 153
+#define __NR_sched_setparam 154
+#define __NR_sched_getparam 155
+#define __NR_sched_setscheduler 156
+#define __NR_sched_getscheduler 157
+#define __NR_sched_yield 158
+#define __NR_sched_get_priority_max 159
+#define __NR_sched_get_priority_min 160
+#define __NR_sched_rr_get_interval 161
+#define __NR_nanosleep 162
+#define __NR_mremap 163
+#define __NR_query_module 167
+#define __NR_poll 168
+#define __NR_nfsservctl 169
+#define __NR_prctl 172
+#define __NR_rt_sigreturn 173
+#define __NR_rt_sigaction 174
+#define __NR_rt_sigprocmask 175
+#define __NR_rt_sigpending 176
+#define __NR_rt_sigtimedwait 177
+#define __NR_rt_sigqueueinfo 178
+#define __NR_rt_sigsuspend 179
+#define __NR_pread64 180
+#define __NR_pwrite64 181
+#define __NR_getcwd 183
+#define __NR_capget 184
+#define __NR_capset 185
+#define __NR_sigaltstack 186
+#define __NR_sendfile 187
+#define __NR_getpmsg 188
+#define __NR_putpmsg 189
+#define __NR_vfork 190
+#define __NR_getrlimit 191
+#define __NR_lchown 198
+#define __NR_getuid 199
+#define __NR_getgid 200
+#define __NR_geteuid 201
+#define __NR_getegid 202
+#define __NR_setreuid 203
+#define __NR_setregid 204
+#define __NR_getgroups 205
+#define __NR_setgroups 206
+#define __NR_fchown 207
+#define __NR_setresuid 208
+#define __NR_getresuid 209
+#define __NR_setresgid 210
+#define __NR_getresgid 211
+#define __NR_chown 212
+#define __NR_setuid 213
+#define __NR_setgid 214
+#define __NR_setfsuid 215
+#define __NR_setfsgid 216
+#define __NR_pivot_root 217
+#define __NR_mincore 218
+#define __NR_madvise 219
+#define __NR_getdents64 220
+#define __NR_readahead 222
+#define __NR_setxattr 224
+#define __NR_lsetxattr 225
+#define __NR_fsetxattr 226
+#define __NR_getxattr 227
+#define __NR_lgetxattr 228
+#define __NR_fgetxattr 229
+#define __NR_listxattr 230
+#define __NR_llistxattr 231
+#define __NR_flistxattr 232
+#define __NR_removexattr 233
+#define __NR_lremovexattr 234
+#define __NR_fremovexattr 235
+#define __NR_gettid 236
+#define __NR_tkill 237
+#define __NR_futex 238
+#define __NR_sched_setaffinity 239
+#define __NR_sched_getaffinity 240
+#define __NR_tgkill 241
+#define __NR_io_setup 243
+#define __NR_io_destroy 244
+#define __NR_io_getevents 245
+#define __NR_io_submit 246
+#define __NR_io_cancel 247
+#define __NR_exit_group 248
+#define __NR_epoll_create 249
+#define __NR_epoll_ctl 250
+#define __NR_epoll_wait 251
+#define __NR_set_tid_address 252
+#define __NR_fadvise64 253
+#define __NR_timer_create 254
+#define __NR_timer_settime 255
+#define __NR_timer_gettime 256
+#define __NR_timer_getoverrun 257
+#define __NR_timer_delete 258
+#define __NR_clock_settime 259
+#define __NR_clock_gettime 260
+#define __NR_clock_getres 261
+#define __NR_clock_nanosleep 262
+#define __NR_statfs64 265
+#define __NR_fstatfs64 266
+#define __NR_remap_file_pages 267
+#define __NR_mbind 268
+#define __NR_get_mempolicy 269
+#define __NR_set_mempolicy 270
+#define __NR_mq_open 271
+#define __NR_mq_unlink 272
+#define __NR_mq_timedsend 273
+#define __NR_mq_timedreceive 274
+#define __NR_mq_notify 275
+#define __NR_mq_getsetattr 276
+#define __NR_kexec_load 277
+#define __NR_add_key 278
+#define __NR_request_key 279
+#define __NR_keyctl 280
+#define __NR_waitid 281
+#define __NR_ioprio_set 282
+#define __NR_ioprio_get 283
+#define __NR_inotify_init 284
+#define __NR_inotify_add_watch 285
+#define __NR_inotify_rm_watch 286
+#define __NR_migrate_pages 287
+#define __NR_openat 288
+#define __NR_mkdirat 289
+#define __NR_mknodat 290
+#define __NR_fchownat 291
+#define __NR_futimesat 292
+#define __NR_newfstatat 293
+#define __NR_unlinkat 294
+#define __NR_renameat 295
+#define __NR_linkat 296
+#define __NR_symlinkat 297
+#define __NR_readlinkat 298
+#define __NR_fchmodat 299
+#define __NR_faccessat 300
+#define __NR_pselect6 301
+#define __NR_ppoll 302
+#define __NR_unshare 303
+#define __NR_set_robust_list 304
+#define __NR_get_robust_list 305
+#define __NR_splice 306
+#define __NR_sync_file_range 307
+#define __NR_tee 308
+#define __NR_vmsplice 309
+#define __NR_move_pages 310
+#define __NR_getcpu 311
+#define __NR_epoll_pwait 312
+#define __NR_utimes 313
+#define __NR_fallocate 314
+#define __NR_utimensat 315
+#define __NR_signalfd 316
+#define __NR_timerfd 317
+#define __NR_eventfd 318
+#define __NR_timerfd_create 319
+#define __NR_timerfd_settime 320
+#define __NR_timerfd_gettime 321
+#define __NR_signalfd4 322
+#define __NR_eventfd2 323
+#define __NR_inotify_init1 324
+#define __NR_pipe2 325
+#define __NR_dup3 326
+#define __NR_epoll_create1 327
+#define __NR_preadv 328
+#define __NR_pwritev 329
+#define __NR_rt_tgsigqueueinfo 330
+#define __NR_perf_event_open 331
+#define __NR_fanotify_init 332
+#define __NR_fanotify_mark 333
+#define __NR_prlimit64 334
+#define __NR_name_to_handle_at 335
+#define __NR_open_by_handle_at 336
+#define __NR_clock_adjtime 337
+#define __NR_syncfs 338
+#define __NR_setns 339
+#define __NR_process_vm_readv 340
+#define __NR_process_vm_writev 341
+#define __NR_s390_runtime_instr 342
+#define __NR_kcmp 343
+#define __NR_finit_module 344
+#define __NR_sched_setattr 345
+#define __NR_sched_getattr 346
+#define __NR_renameat2 347
+#define __NR_seccomp 348
+#define __NR_getrandom 349
+#define __NR_memfd_create 350
+#define __NR_bpf 351
+#define __NR_s390_pci_mmio_write 352
+#define __NR_s390_pci_mmio_read 353
+#define __NR_execveat 354
+#define __NR_userfaultfd 355
+#define __NR_membarrier 356
+#define __NR_recvmmsg 357
+#define __NR_sendmmsg 358
+#define __NR_socket 359
+#define __NR_socketpair 360
+#define __NR_bind 361
+#define __NR_connect 362
+#define __NR_listen 363
+#define __NR_accept4 364
+#define __NR_getsockopt 365
+#define __NR_setsockopt 366
+#define __NR_getsockname 367
+#define __NR_getpeername 368
+#define __NR_sendto 369
+#define __NR_sendmsg 370
+#define __NR_recvfrom 371
+#define __NR_recvmsg 372
+#define __NR_shutdown 373
+#define __NR_mlock2 374
+#define __NR_copy_file_range 375
+#define __NR_preadv2 376
+#define __NR_pwritev2 377
+
diff --git a/arch/s390x/bits/user.h b/arch/s390x/bits/user.h
new file mode 100644
index 0000000..d2065b5
--- /dev/null
+++ b/arch/s390x/bits/user.h
@@ -0,0 +1,62 @@
+#undef __WORDSIZE
+#define __WORDSIZE 64
+
+typedef union {
+ double d;
+ float f;
+} elf_fpreg_t;
+
+typedef struct {
+ unsigned fpc;
+ fpreg_t fprs[16];
+} elf_fpregset_t;
+
+#define ELF_NGREG 27
+typedef unsigned long elf_greg_t, elf_gregset_t[ELG_NGREG];
+
+struct _user_psw_struct {
+ unsigned long mask, addr;
+};
+
+struct _user_fpregs_struct {
+ unsigned fpc;
+ double fprs[16];
+};
+
+struct _user_regs_struct {
+ struct _user_psw_struct psw;
+ unsigned long gprs[16];
+ unsigned acrs[16];
+ unsigned long orig_gpr2;
+ struct _user_fpregs_struct fp_regs;
+ struct _user_per_struct per_info;
+ unsigned long ieee_instruction_pointer;
+};
+
+struct _user_per_struct {
+ unsigned long control_regs[3];
+ unsigned single_step : 1;
+ unsigned instruction_fetch : 1;
+ unsigned : 30;
+ unsigned long starting_addr, ending_addr;
+ unsigned short perc_atmid;
+ unsigned long address;
+ unsigned char access_id;
+} per_struct;
+
+struct user {
+ struct _user_regs_struct regs;
+ unsigned long u_tsize, u_dsize, u_ssize;
+ unsigned long start_code, start_stack;
+ long signal;
+ struct _user_regs_struct *u_ar0;
+ unsigned long magic;
+ char u_comm[32];
+};
+
+#define PAGE_MASK (~(PAGE_SIZE-1))
+#define NBPG PAGE_SIZE
+#define UPAGES 1
+#define HOST_TEXT_START_ADDR (u.start_code)
+#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
+
diff --git a/arch/s390x/crt_arch.h b/arch/s390x/crt_arch.h
new file mode 100644
index 0000000..92091a1
--- /dev/null
+++ b/arch/s390x/crt_arch.h
@@ -0,0 +1,17 @@
+__asm__(
+".text\n"
+".global " START "\n"
+".type " START ", %function\n"
+START ":\n"
+" lgr %r2, %r15\n"
+" larl %r3, 1f\n"
+" agf %r3, 0(%r3)\n"
+" aghi %r15, -160\n"
+" lghi %r0, 0\n"
+" stg %r0, 0(%r15)\n"
+" jg " START "_c\n"
+" .align 8\n"
+".weak _DYNAMIC\n"
+".hidden _DYNAMIC\n"
+"1: .long _DYNAMIC-.\n"
+);
diff --git a/arch/s390x/pthread_arch.h b/arch/s390x/pthread_arch.h
new file mode 100644
index 0000000..bd90016
--- /dev/null
+++ b/arch/s390x/pthread_arch.h
@@ -0,0 +1,14 @@
+static inline struct pthread *__pthread_self()
+{
+ struct pthread *self;
+ __asm__ __volatile__ (
+ "ear %0, %%a0\n"
+ "sllg %0, %0, 32\n"
+ "ear %0, %%a1\n"
+ : "=r"(self));
+ return self;
+}
+
+#define TP_ADJ(p) (p)
+
+#define MC_PC psw.addr
diff --git a/arch/s390x/reloc.h b/arch/s390x/reloc.h
new file mode 100644
index 0000000..b1e4854
--- /dev/null
+++ b/arch/s390x/reloc.h
@@ -0,0 +1,17 @@
+#include <endian.h>
+
+#define LDSO_ARCH "s390x"
+
+#define REL_SYMBOLIC R_390_64
+#define REL_GOT R_390_GLOB_DAT
+#define REL_PLT R_390_JMP_SLOT
+#define REL_RELATIVE R_390_RELATIVE
+#define REL_COPY R_390_COPY
+#define REL_DTPMOD R_390_TLS_DTPMOD
+#define REL_DTPOFF R_390_TLS_DTPOFF
+#define REL_TPOFF R_390_TLS_TPOFF
+
+#define CRTJMP(pc,sp) __asm__ __volatile__( \
+ "lgr %%r15,%1; br %0" : : "r"(pc), "r"(sp) : "memory" )
+
+#define hashentry_t uint64_t
diff --git a/arch/s390x/syscall_arch.h b/arch/s390x/syscall_arch.h
new file mode 100644
index 0000000..afb9985
--- /dev/null
+++ b/arch/s390x/syscall_arch.h
@@ -0,0 +1,76 @@
+#define __SYSCALL_LL_E(x) (x)
+#define __SYSCALL_LL_O(x) (x)
+
+#define __asm_syscall(ret, ...) do { \
+ __asm__ __volatile__ ("svc 0\n" \
+ : ret : __VA_ARGS__ : "memory"); \
+ return r2; \
+ } while (0)
+
+static inline long __syscall0(long n)
+{
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2");
+ __asm_syscall("=r"(r2), "r"(r1));
+}
+
+static inline long __syscall1(long n, long a)
+{
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2") = a;
+ __asm_syscall("+r"(r2), "r"(r1));
+}
+
+static inline long __syscall2(long n, long a, long b)
+{
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2") = a;
+ register long r3 __asm__("r3") = b;
+ __asm_syscall("+r"(r2), "r"(r1), "r"(r3));
+}
+
+static inline long __syscall3(long n, long a, long b, long c)
+{
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2") = a;
+ register long r3 __asm__("r3") = b;
+ register long r4 __asm__("r4") = c;
+ __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4));
+}
+
+static inline long __syscall4(long n, long a, long b, long c, long d)
+{
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2") = a;
+ register long r3 __asm__("r3") = b;
+ register long r4 __asm__("r4") = c;
+ register long r5 __asm__("r5") = d;
+ __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4), "r"(r5));
+}
+
+static inline long __syscall5(long n, long a, long b, long c, long d, long e)
+{
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2") = a;
+ register long r3 __asm__("r3") = b;
+ register long r4 __asm__("r4") = c;
+ register long r5 __asm__("r5") = d;
+ register long r6 __asm__("r6") = e;
+ __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4), "r"(r5), "r"(r6));
+}
+
+static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f)
+{
+ if (n == SYS_mmap) return __syscall1(n, (long)(long[]){a,b,c,d,e,f});
+
+ register long r1 __asm__("r1") = n;
+ register long r2 __asm__("r2") = a;
+ register long r3 __asm__("r3") = b;
+ register long r4 __asm__("r4") = c;
+ register long r5 __asm__("r5") = d;
+ register long r6 __asm__("r6") = e;
+ register long r7 __asm__("r7") = f;
+ __asm_syscall("+r"(r2), "r"(r1), "r"(r3), "r"(r4), "r"(r5), "r"(r6), "r"(r7));
+}
+
+#define SYSCALL_USE_SOCKETCALL
diff --git a/configure b/configure
index af8b45f..56ddafb 100755
--- a/configure
+++ b/configure
@@ -325,6 +325,7 @@ or1k*) ARCH=or1k ;;
powerpc64*) ARCH=powerpc64 ;;
powerpc*) ARCH=powerpc ;;
sh[1-9bel-]*|sh|superh*) ARCH=sh ;;
+s390x*) ARCH=s390x ;;
unknown) fail "$0: unable to detect target arch; try $0 --target=..." ;;
*) fail "$0: unknown or unsupported target \"$target\"" ;;
esac
diff --git a/crt/s390x/crti.s b/crt/s390x/crti.s
new file mode 100644
index 0000000..f453205
--- /dev/null
+++ b/crt/s390x/crti.s
@@ -0,0 +1,17 @@
+.section .init
+.align 2
+.global _init
+_init:
+ stmg %r14, %r15, 112(%r15)
+ lgr %r0, %r15
+ aghi %r15, -160
+ stg %r0, 0(%r15)
+
+.section .fini
+.align 2
+.global _fini
+_fini:
+ stmg %r14, %r15, 112(%r15)
+ lgr %r0, %r15
+ aghi %r15, -160
+ stg %r0, 0(%r15)
diff --git a/crt/s390x/crtn.s b/crt/s390x/crtn.s
new file mode 100644
index 0000000..06066dc
--- /dev/null
+++ b/crt/s390x/crtn.s
@@ -0,0 +1,9 @@
+.section .init
+.align 2
+ lmg %r14, %r15, 272(%r15)
+ br %r14
+
+.section .fini
+.align 2
+ lmg %r14, %r15, 272(%r15)
+ br %r14
diff --git a/src/fenv/s390x/fenv.c b/src/fenv/s390x/fenv.c
new file mode 100644
index 0000000..9a3488d
--- /dev/null
+++ b/src/fenv/s390x/fenv.c
@@ -0,0 +1,55 @@
+#include <fenv.h>
+
+static inline unsigned get_fpc(void)
+{
+ unsigned fpc;
+ __asm__ __volatile__("efpc %0" : "=r"(fpc));
+ return fpc;
+}
+
+static inline void set_fpc(unsigned fpc)
+{
+ __asm__ __volatile__("sfpc %0" :: "r"(fpc));
+}
+
+int feclearexcept(int mask)
+{
+ mask &= FE_ALL_EXCEPT;
+ set_fpc(get_fpc() & ~mask);
+ return 0;
+}
+
+int feraiseexcept(int mask)
+{
+ mask &= FE_ALL_EXCEPT;
+ set_fpc(get_fpc() | mask);
+ return 0;
+}
+
+int fetestexcept(int mask)
+{
+ return get_fpc() & mask & FE_ALL_EXCEPT;
+}
+
+int fegetround(void)
+{
+ return get_fpc() & 3;
+}
+
+int __fesetround(int r)
+{
+ set_fpc(get_fpc() & ~3L | r);
+ return 0;
+}
+
+int fegetenv(fenv_t *envp)
+{
+ *envp = get_fpc();
+ return 0;
+}
+
+int fesetenv(const fenv_t *envp)
+{
+ set_fpc(envp != FE_DFL_ENV ? *envp : 0);
+ return 0;
+}
diff --git a/src/internal/s390x/syscall.s b/src/internal/s390x/syscall.s
new file mode 100644
index 0000000..2322bc3
--- /dev/null
+++ b/src/internal/s390x/syscall.s
@@ -0,0 +1,15 @@
+.global __syscall
+.hidden __syscall
+.type __syscall, %function
+__syscall:
+ stg %r7, 56(%r15)
+ lgr %r1, %r2
+ lgr %r2, %r3
+ lgr %r3, %r4
+ lgr %r4, %r5
+ lgr %r5, %r6
+ lg %r6, 160(%r15)
+ lg %r7, 168(%r15)
+ svc 0
+ lg %r7, 56(%r15)
+ br %r14
diff --git a/src/process/s390x/vfork.s b/src/process/s390x/vfork.s
new file mode 100644
index 0000000..05956e8
--- /dev/null
+++ b/src/process/s390x/vfork.s
@@ -0,0 +1,8 @@
+ .global __vfork
+ .weak vfork
+ .type __vfork,%function
+ .type vfork,%function
+__vfork:
+vfork:
+ svc 190
+ jg __syscall_ret
diff --git a/src/setjmp/s390x/longjmp.s b/src/setjmp/s390x/longjmp.s
new file mode 100644
index 0000000..b2310f8
--- /dev/null
+++ b/src/setjmp/s390x/longjmp.s
@@ -0,0 +1,23 @@
+ .global _longjmp
+ .global longjmp
+ .type _longjmp,@function
+ .type longjmp,@function
+_longjmp:
+longjmp:
+
+1:
+ lmg %r6, %r15, 0(%r2)
+
+ ld %f8, 10*8(%r2)
+ ld %f9, 11*8(%r2)
+ ld %f10, 12*8(%r2)
+ ld %f11, 13*8(%r2)
+ ld %f12, 14*8(%r2)
+ ld %f13, 15*8(%r2)
+ ld %f14, 16*8(%r2)
+ ld %f15, 17*8(%r2)
+
+ ltgr %r2, %r3
+ bnzr %r14
+ lhi %r2, 1
+ br %r14
diff --git a/src/setjmp/s390x/setjmp.s b/src/setjmp/s390x/setjmp.s
new file mode 100644
index 0000000..afae1b6
--- /dev/null
+++ b/src/setjmp/s390x/setjmp.s
@@ -0,0 +1,25 @@
+ .global ___setjmp
+ .hidden ___setjmp
+ .global __setjmp
+ .global _setjmp
+ .global setjmp
+ .type __setjmp,@function
+ .type _setjmp,@function
+ .type setjmp,@function
+___setjmp:
+__setjmp:
+_setjmp:
+setjmp:
+ stmg %r6, %r15, 0(%r2)
+
+ std %f8, 10*8(%r2)
+ std %f9, 11*8(%r2)
+ std %f10, 12*8(%r2)
+ std %f11, 13*8(%r2)
+ std %f12, 14*8(%r2)
+ std %f13, 15*8(%r2)
+ std %f14, 16*8(%r2)
+ std %f15, 17*8(%r2)
+
+ lghi %r2, 0
+ br %r14
diff --git a/src/signal/s390x/restore.s b/src/signal/s390x/restore.s
new file mode 100644
index 0000000..79beb68
--- /dev/null
+++ b/src/signal/s390x/restore.s
@@ -0,0 +1,9 @@
+ .global __restore
+ .type __restore,%function
+__restore:
+ svc 119 #__NR_sigreturn
+
+ .global __restore_rt
+ .type __restore_rt,%function
+__restore_rt:
+ svc 173 # __NR_rt_sigreturn
diff --git a/src/signal/s390x/sigsetjmp.s b/src/signal/s390x/sigsetjmp.s
new file mode 100644
index 0000000..72dfc25
--- /dev/null
+++ b/src/signal/s390x/sigsetjmp.s
@@ -0,0 +1,23 @@
+ .global sigsetjmp
+ .global __sigsetjmp
+ .type sigsetjmp,%function
+ .type __sigsetjmp,%function
+ .hidden ___setjmp
+sigsetjmp:
+__sigsetjmp:
+ ltgr %r3, %r3
+ bz ___setjmp
+
+ stg %r14, 18*8(%r2)
+ stg %r6, 20*8(%r2)
+ lgr %r6, %r2
+
+ brasl %r14, ___setjmp
+
+ lgr %r3, %r2
+ lgr %r2, %r6
+ lg %r14, 18*8(%r2)
+ lg %r6, 20*8(%r2)
+
+.hidden __sigsetjmp_tail
+ jg __sigsetjmp_tail
diff --git a/src/thread/s390x/__set_thread_area.s b/src/thread/s390x/__set_thread_area.s
new file mode 100644
index 0000000..fd41291
--- /dev/null
+++ b/src/thread/s390x/__set_thread_area.s
@@ -0,0 +1,9 @@
+.text
+.global __set_thread_area
+.type __set_thread_area, %function
+__set_thread_area:
+ sar %a1, %r2
+ srlg %r2, %r2, 32
+ sar %a0, %r2
+ lghi %r2, 0
+ br %r14
diff --git a/src/thread/s390x/__tls_get_offset.s b/src/thread/s390x/__tls_get_offset.s
new file mode 100644
index 0000000..8ee92de
--- /dev/null
+++ b/src/thread/s390x/__tls_get_offset.s
@@ -0,0 +1,17 @@
+ .global __tls_get_offset
+ .type __tls_get_offset,%function
+__tls_get_offset:
+ stmg %r14, %r15, 112(%r15)
+ aghi %r15, -160
+
+ la %r2, 0(%r2, %r12)
+ brasl %r14, __tls_get_addr
+
+ ear %r1, %a0
+ sllg %r1, %r1, 32
+ ear %r1, %a1
+
+ sgr %r2, %r1
+
+ lmg %r14, %r15, 272(%r15)
+ br %r14
diff --git a/src/thread/s390x/__unmapself.s b/src/thread/s390x/__unmapself.s
new file mode 100644
index 0000000..48b312c
--- /dev/null
+++ b/src/thread/s390x/__unmapself.s
@@ -0,0 +1,6 @@
+.text
+.global __unmapself
+.type __unmapself, @function
+__unmapself:
+ svc 91 # SYS_munmap
+ svc 1 # SYS_exit
diff --git a/src/thread/s390x/clone.s b/src/thread/s390x/clone.s
new file mode 100644
index 0000000..3e08c21
--- /dev/null
+++ b/src/thread/s390x/clone.s
@@ -0,0 +1,47 @@
+.text
+.global __clone
+.type __clone, %function
+__clone:
+ # int clone(
+ # fn, a = r2
+ # stack, b = r3
+ # flags, c = r4
+ # arg, d = r5
+ # ptid, e = r6
+ # tls, f = *(r15+160)
+ # ctid) g = *(r15+168)
+ #
+ # pseudo C code:
+ # tid = syscall(SYS_clone,b,c,e,g,f);
+ # if (!tid) syscall(SYS_exit, a(d));
+ # return tid;
+
+ # create initial stack frame for new thread
+ nill %r3, 0xfff8
+ aghi %r3, -160
+ lghi %r0, 0
+ stg %r0, 0(%r3)
+
+ # save fn and arg to child stack
+ stg %r2, 8(%r3)
+ stg %r5, 16(%r3)
+
+ # shuffle args into correct registers and call SYS_clone
+ lgr %r2, %r3
+ lgr %r3, %r4
+ lgr %r4, %r6
+ lg %r5, 168(%r15)
+ lg %r6, 160(%r15)
+ svc 120
+
+ # if error or if we're the parent, return
+ ltgr %r2, %r2
+ bnzr %r14
+
+ # we're the child. call fn(arg)
+ lg %r1, 8(%r15)
+ lg %r2, 16(%r15)
+ basr %r14, %r1
+
+ # call SYS_exit. exit code is already in r2 from fn return value
+ svc 1
diff --git a/src/thread/s390x/syscall_cp.s b/src/thread/s390x/syscall_cp.s
new file mode 100644
index 0000000..c1da40d
--- /dev/null
+++ b/src/thread/s390x/syscall_cp.s
@@ -0,0 +1,32 @@
+ .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
+ .text
+ .type __syscall_cp_asm,%function
+__syscall_cp_asm:
+__cp_begin:
+ icm %r2, 15, 0(%r2)
+ jne __cp_cancel
+
+ stg %r7, 56(%r15)
+ lgr %r1, %r3
+ lgr %r2, %r4
+ lgr %r3, %r5
+ lgr %r4, %r6
+ lg %r5, 160(%r15)
+ lg %r6, 168(%r15)
+ lg %r7, 176(%r15)
+ svc 0
+
+__cp_end:
+ lg %r7, 56(%r15)
+ br %r14
+
+__cp_cancel:
+ jg __cancel
--
2.9.0
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