add mips64 port

patch by Mahesh Bodapati and Jaydeep Patil of Imagination Technologies.
busterb · Mar 6, 2016 · 8393357 · 8393357
1 parent 71392a9
commit 8393357
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diff --git a/arch/mips64/atomic_arch.h b/arch/mips64/atomic_arch.h
@@ -0,0 +1,50 @@
+#define a_ll a_ll
+static inline int a_ll(volatile int *p)
+{
+	int v;
+	__asm__ __volatile__ (
+		"ll %0, %1"
+		: "=r"(v) : "m"(*p));
+	return v;
+}
+
+#define a_sc a_sc
+static inline int a_sc(volatile int *p, int v)
+{
+	int r;
+	__asm__ __volatile__ (
+		"sc %0, %1"
+		: "=r"(r), "=m"(*p) : "0"(v) : "memory");
+	return r;
+}
+
+#define a_ll_p a_ll_p
+static inline void *a_ll_p(volatile long *p)
+{
+	void *v;
+	__asm__ __volatile__ (
+		"lld %0, %1"
+		: "=r"(v) : "m"(*p));
+	return v;
+}
+
+#define a_sc_p a_sc_p
+static inline int a_sc_p(volatile long *p, void *v)
+{
+	int r;
+	__asm__ __volatile__ (
+		"scd %0, %1"
+		: "=r"(r), "=m"(*p) : "0"(v) : "memory");
+	return r;
+}
+
+#define a_barrier a_barrier
+static inline void a_barrier()
+{
+	/* mips2 sync, but using too many directives causes
+	 * gcc not to inline it, so encode with .long instead. */
+	__asm__ __volatile__ (".long 0xf" : : : "memory");
+}
+
+#define a_pre_llsc a_barrier
+#define a_post_llsc a_barrier
diff --git a/arch/mips64/bits/alltypes.h.in b/arch/mips64/bits/alltypes.h.in
@@ -0,0 +1,28 @@
+#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 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 unsigned nlink_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/mips64/bits/endian.h b/arch/mips64/bits/endian.h
@@ -0,0 +1,5 @@
+#if _MIPSEL || __MIPSEL || __MIPSEL__
+#define __BYTE_ORDER __LITTLE_ENDIAN
+#else
+#define __BYTE_ORDER __BIG_ENDIAN
+#endif
diff --git a/arch/mips64/bits/errno.h b/arch/mips64/bits/errno.h
@@ -0,0 +1,134 @@
+#define EPERM            1
+#define ENOENT           2
+#define ESRCH            3
+#define EINTR            4
+#define EIO              5
+#define ENXIO            6
+#define E2BIG            7
+#define ENOEXEC          8
+#define EBADF            9
+#define ECHILD          10
+#define EAGAIN          11
+#define ENOMEM          12
+#define EACCES          13
+#define EFAULT          14
+#define ENOTBLK         15
+#define EBUSY           16
+#define EEXIST          17
+#define EXDEV           18
+#define ENODEV          19
+#define ENOTDIR         20
+#define EISDIR          21
+#define EINVAL          22
+#define ENFILE          23
+#define EMFILE          24
+#define ENOTTY          25
+#define ETXTBSY         26
+#define EFBIG           27
+#define ENOSPC          28
+#define ESPIPE          29
+#define EROFS           30
+#define EMLINK          31
+#define EPIPE           32
+#define EDOM            33
+#define ERANGE          34
+#define ENOMSG          35
+#define EIDRM           36
+#define ECHRNG          37
+#define EL2NSYNC        38
+#define EL3HLT          39
+#define EL3RST          40
+#define ELNRNG          41
+#define EUNATCH         42
+#define ENOCSI          43
+#define EL2HLT          44
+#define EDEADLK         45
+#define ENOLCK          46
+#define EBADE           50
+#define EBADR           51
+#define EXFULL          52
+#define ENOANO          53
+#define EBADRQC         54
+#define EBADSLT         55
+#define EDEADLOCK       56
+#define EBFONT          59
+#define ENOSTR          60
+#define ENODATA         61
+#define ETIME           62
+#define ENOSR           63
+#define ENONET          64
+#define ENOPKG          65
+#define EREMOTE         66
+#define ENOLINK         67
+#define EADV            68
+#define ESRMNT          69
+#define ECOMM           70
+#define EPROTO          71
+#define EDOTDOT         73
+#define EMULTIHOP       74
+#define EBADMSG         77
+#define ENAMETOOLONG    78
+#define EOVERFLOW       79
+#define ENOTUNIQ        80
+#define EBADFD          81
+#define EREMCHG         82
+#define ELIBACC         83
+#define ELIBBAD         84
+#define ELIBSCN         85
+#define ELIBMAX         86
+#define ELIBEXEC        87
+#define EILSEQ          88
+#define ENOSYS          89
+#define ELOOP           90
+#define ERESTART        91
+#define ESTRPIPE        92
+#define ENOTEMPTY       93
+#define EUSERS          94
+#define ENOTSOCK        95
+#define EDESTADDRREQ    96
+#define EMSGSIZE        97
+#define EPROTOTYPE      98
+#define ENOPROTOOPT     99
+#define EPROTONOSUPPORT 120
+#define ESOCKTNOSUPPORT 121
+#define EOPNOTSUPP      122
+#define ENOTSUP         EOPNOTSUPP
+#define EPFNOSUPPORT    123
+#define EAFNOSUPPORT    124
+#define EADDRINUSE      125
+#define EADDRNOTAVAIL   126
+#define ENETDOWN        127
+#define ENETUNREACH     128
+#define ENETRESET       129
+#define ECONNABORTED    130
+#define ECONNRESET      131
+#define ENOBUFS         132
+#define EISCONN         133
+#define ENOTCONN        134
+#define EUCLEAN         135
+#define ENOTNAM         137
+#define ENAVAIL         138
+#define EISNAM          139
+#define EREMOTEIO       140
+#define ESHUTDOWN       143
+#define ETOOMANYREFS    144
+#define ETIMEDOUT       145
+#define ECONNREFUSED    146
+#define EHOSTDOWN       147
+#define EHOSTUNREACH    148
+#define EWOULDBLOCK     EAGAIN
+#define EALREADY        149
+#define EINPROGRESS     150
+#define ESTALE          151
+#define ECANCELED       158
+#define ENOMEDIUM       159
+#define EMEDIUMTYPE     160
+#define ENOKEY          161
+#define EKEYEXPIRED     162
+#define EKEYREVOKED     163
+#define EKEYREJECTED    164
+#define EOWNERDEAD      165
+#define ENOTRECOVERABLE 166
+#define ERFKILL         167
+#define EHWPOISON       168
+#define EDQUOT          1133
diff --git a/arch/mips64/bits/fcntl.h b/arch/mips64/bits/fcntl.h
@@ -0,0 +1,40 @@
+#define O_CREAT        0400
+#define O_EXCL        02000
+#define O_NOCTTY      04000
+#define O_TRUNC       01000
+#define O_APPEND       0010
+#define O_NONBLOCK     0200
+#define O_DSYNC        0020
+#define O_SYNC       040020
+#define O_RSYNC      040020
+#define O_DIRECTORY 0200000
+#define O_NOFOLLOW  0400000
+#define O_CLOEXEC  02000000
+
+#define O_ASYNC      010000
+#define O_DIRECT    0100000
+#define O_LARGEFILE       0
+#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_SETOWN 24
+#define F_GETOWN 23
+#define F_SETSIG 10
+#define F_GETSIG 11
+
+#define F_GETLK 14
+#define F_SETLK  6
+#define F_SETLKW 7
+
+#define F_SETOWN_EX 15
+#define F_GETOWN_EX 16
+
+#define F_GETOWNER_UIDS 17
diff --git a/arch/mips64/bits/fenv.h b/arch/mips64/bits/fenv.h
@@ -0,0 +1,25 @@
+#ifdef __mips_soft_float
+#define FE_ALL_EXCEPT 0
+#define FE_TONEAREST  0
+#else
+#define FE_INEXACT    4
+#define FE_UNDERFLOW  8
+#define FE_OVERFLOW   16
+#define FE_DIVBYZERO  32
+#define FE_INVALID    64
+
+#define FE_ALL_EXCEPT 124
+
+#define FE_TONEAREST  0
+#define FE_TOWARDZERO 1
+#define FE_UPWARD     2
+#define FE_DOWNWARD   3
+#endif
+
+typedef unsigned short fexcept_t;
+
+typedef struct {
+	unsigned __cw;
+} fenv_t;
+
+#define FE_DFL_ENV ((const fenv_t *) -1)
diff --git a/arch/mips64/bits/float.h b/arch/mips64/bits/float.h
@@ -0,0 +1,16 @@
+#define FLT_EVAL_METHOD 0
+
+#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