diff options
Diffstat (limited to 'libc/sysdeps/linux/powerpc')
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/fcntl.h | 40 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/fenvinline.h | 8 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/ipc.h | 22 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/mathdef.h | 22 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/mathinline.h | 125 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/mman.h | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/stat.h | 60 |
7 files changed, 228 insertions, 51 deletions
diff --git a/libc/sysdeps/linux/powerpc/bits/fcntl.h b/libc/sysdeps/linux/powerpc/bits/fcntl.h index 4e8b61a39..c2ed000af 100644 --- a/libc/sysdeps/linux/powerpc/bits/fcntl.h +++ b/libc/sysdeps/linux/powerpc/bits/fcntl.h @@ -22,8 +22,11 @@ # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." #endif - #include <sys/types.h> +#ifdef __USE_GNU +# include <bits/uio.h> +#endif + /* open/fcntl - O_SYNC is only implemented on blocks devices and on files located on an ext2 file system */ @@ -180,16 +183,45 @@ struct flock64 # define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ #endif -/* Linux-specific operations for posix_fadvise. */ + #ifdef __USE_GNU -# define LINUX_FADV_ASYNC_WRITE 32 /* Start writeout on range. */ -# define LINUX_FADV_WRITE_WAIT 33 /* Wait upon writeout to range. */ +# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages + in the range before performing the + write. */ +# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those + dirty pages in the range which are + not presently under writeback. */ +# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in + the range after performing the + write. */ #endif __BEGIN_DECLS +#if 0 /*def __USE_GNU*/ + /* Provide kernel hint to read ahead. */ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count) __THROW; + +/* Selective file content synch'ing. */ +extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to, + unsigned int __flags); + + +/* Splice address range into a pipe. */ +extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count, + unsigned int __flags); + +/* Splice two files together. */ +extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags) + __THROW; + +/* In-kernel implementation of tee for pipe buffers. */ +extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags) + __THROW; + +#endif + __END_DECLS diff --git a/libc/sysdeps/linux/powerpc/bits/fenvinline.h b/libc/sysdeps/linux/powerpc/bits/fenvinline.h index 552c8c9db..f7700a49e 100644 --- a/libc/sysdeps/linux/powerpc/bits/fenvinline.h +++ b/libc/sysdeps/linux/powerpc/bits/fenvinline.h @@ -1,5 +1,6 @@ /* Inline floating-point environment handling functions for powerpc. - Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 1997, 1998, 1999, 2006 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -22,8 +23,9 @@ /* Inline definition for fegetround. */ # define fegetround() \ (__extension__ ({ int __fegetround_result; \ - __asm__ ("mcrfs 7,7 ; mfcr %0" \ - : "=r"(__fegetround_result) : : "cr7"); \ + __asm__ __volatile__ \ + ("mcrfs 7,7 ; mfcr %0" \ + : "=r"(__fegetround_result) : : "cr7"); \ __fegetround_result & 3; })) /* The weird 'i#*X' constraints on the following suppress a gcc diff --git a/libc/sysdeps/linux/powerpc/bits/ipc.h b/libc/sysdeps/linux/powerpc/bits/ipc.h index 3cb593a61..4f45aca36 100644 --- a/libc/sysdeps/linux/powerpc/bits/ipc.h +++ b/libc/sysdeps/linux/powerpc/bits/ipc.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1995-1999, 2000, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -38,17 +38,25 @@ /* Special key values. */ #define IPC_PRIVATE ((__key_t) 0) /* Private key. */ + /* Data structure used to pass permission information to IPC operations. */ struct ipc_perm { - __key_t __key; /* Key. */ - __uid_t uid; /* Owner's user ID. */ - __gid_t gid; /* Owner's group ID. */ - __uid_t cuid; /* Creator's user ID. */ - __gid_t cgid; /* Creator's group ID. */ - __mode_t mode; /* Read/write permission. */ + __key_t __key; /* Key. */ + __uid_t uid; /* Owner's user ID. */ + __gid_t gid; /* Owner's group ID. */ + __uid_t cuid; /* Creator's user ID. */ + __gid_t cgid; /* Creator's group ID. */ + __mode_t mode; /* Read/write permission. */ +#if 0 unsigned long __seq; /* Sequence number. */ unsigned int __pad2; unsigned long long int __unused1; unsigned long long int __unused2; +#else + __uint32_t __seq; /* Sequence number. */ + __uint32_t __pad1; + __uint64_t __unused1; + __uint64_t __unused2; +#endif }; diff --git a/libc/sysdeps/linux/powerpc/bits/mathdef.h b/libc/sysdeps/linux/powerpc/bits/mathdef.h index 5eaf41ea6..a076fb6d7 100644 --- a/libc/sysdeps/linux/powerpc/bits/mathdef.h +++ b/libc/sysdeps/linux/powerpc/bits/mathdef.h @@ -1,4 +1,5 @@ -/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -39,12 +40,6 @@ typedef float float_t; /* `float' expressions are evaluated as typedef double double_t; /* `double' expressions are evaluated as `double'. */ -/* Signal that types stay as they were declared. */ -# define FLT_EVAL_METHOD 0 - -/* Define `INFINITY' as value of type `float'. */ -# define INFINITY HUGE_VALF - # else /* For `gcc -traditional', `float' expressions are evaluated as `double'. */ @@ -53,9 +48,6 @@ typedef double float_t; /* `float' expressions are evaluated as typedef double double_t; /* `double' expressions are evaluated as `double'. */ -/* Define `INFINITY' as value of type `float'. */ -# define INFINITY HUGE_VALF - # endif # else @@ -63,9 +55,6 @@ typedef double double_t; /* `double' expressions are evaluated as typedef double float_t; typedef double double_t; -/* Define `INFINITY' as value of type `float'. */ -# define INFINITY HUGE_VALF - # endif /* The values returned by `ilogb' for 0 and NaN respectively. */ @@ -75,7 +64,12 @@ typedef double double_t; #endif /* ISO C99 */ #ifndef __NO_LONG_DOUBLE_MATH +#include <bits/wordsize.h> /* Signal that we do not really have a `long double'. The disables the declaration of all the `long double' function variants. */ -# define __NO_LONG_DOUBLE_MATH 1 +# if __WORDSIZE == 32 +# define __NO_LONG_DOUBLE_MATH 1 +# elif !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__ +# define __NO_LONG_DOUBLE_MATH 1 +# endif #endif diff --git a/libc/sysdeps/linux/powerpc/bits/mathinline.h b/libc/sysdeps/linux/powerpc/bits/mathinline.h index 76f68c1a1..87985a744 100644 --- a/libc/sysdeps/linux/powerpc/bits/mathinline.h +++ b/libc/sysdeps/linux/powerpc/bits/mathinline.h @@ -1,5 +1,6 @@ /* Inline math functions for powerpc. - Copyright (C) 1995,1996,1997,1998,1999,2000 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2004, 2006 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -17,20 +18,20 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#if defined __GNUC__ && !defined _SOFT_FLOAT - -#ifdef __USE_ISOC99 -# if __GNUC_PREREQ (2,96) +#ifndef _MATH_H +# error "Never use <bits/mathinline.h> directly; include <math.h> instead." +#endif -# define isgreater(x, y) __builtin_isgreater (x, y) -# define isgreaterequal(x, y) __builtin_isgreaterequal (x, y) -# define isless(x, y) __builtin_isless (x, y) -# define islessequal(x, y) __builtin_islessequal (x, y) -# define islessgreater(x, y) __builtin_islessgreater (x, y) -# define isunordered(x, y) __builtin_isunordered (x, y) +#ifdef __cplusplus +# define __MATH_INLINE __inline +#else +# define __MATH_INLINE extern __inline +#endif /* __cplusplus */ -# else +#if defined __GNUC__ && !defined _SOFT_FLOAT +#ifdef __USE_ISOC99 +# if !__GNUC_PREREQ (2,97) # define __unordered_cmp(x, y) \ (__extension__ \ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \ @@ -39,6 +40,13 @@ : "cr7"); \ __r; })) +# undef isgreater +# undef isgreaterequal +# undef isless +# undef islessequal +# undef islessgreater +# undef isunordered + # define isgreater(x, y) (__unordered_cmp (x, y) >> 2 & 1) # define isgreaterequal(x, y) ((__unordered_cmp (x, y) & 6) != 0) # define isless(x, y) (__unordered_cmp (x, y) >> 3 & 1) @@ -47,24 +55,38 @@ # define isunordered(x, y) (__unordered_cmp (x, y) & 1) # endif /* __GNUC_PREREQ (2,97) */ + +/* The gcc, version 2.7 or below, has problems with all this inlining + code. So disable it for this version of the compiler. */ +# if __GNUC_PREREQ (2, 8) +/* Test for negative number. Used in the signbit() macro. */ +__MATH_INLINE int +__NTH (__signbitf (float __x)) +{ + __extension__ union { float __f; int __i; } __u = { __f: __x }; + return __u.__i < 0; +} +__MATH_INLINE int +__NTH (__signbit (double __x)) +{ + __extension__ union { double __d; int __i[2]; } __u = { __d: __x }; + return __u.__i[0] < 0; +} +# endif #endif /* __USE_ISOC99 */ #if !defined __NO_MATH_INLINES && defined __OPTIMIZE__ -#ifdef __cplusplus -# define __MATH_INLINE __inline -#else -# define __MATH_INLINE extern __inline -#endif /* __cplusplus */ - #ifdef __USE_ISOC99 + +# ifndef __powerpc64__ __MATH_INLINE long int lrint (double __x) __THROW; __MATH_INLINE long int __NTH (lrint (double __x)) { union { double __d; - long int __ll[2]; + int __ll[2]; } __u; __asm__ ("fctiw %0,%1" : "=f"(__u.__d) : "f"(__x)); return __u.__ll[1]; @@ -76,26 +98,85 @@ __NTH (lrintf (float __x)) { union { double __d; - long int __ll[2]; + int __ll[2]; } __u; __asm__ ("fctiw %0,%1" : "=f"(__u.__d) : "f"(__x)); return __u.__ll[1]; } +# endif __MATH_INLINE double fdim (double __x, double __y) __THROW; __MATH_INLINE double __NTH (fdim (double __x, double __y)) { - return __x < __y ? 0 : __x - __y; + return __x <= __y ? 0 : __x - __y; } __MATH_INLINE float fdimf (float __x, float __y) __THROW; __MATH_INLINE float __NTH (fdimf (float __x, float __y)) { - return __x < __y ? 0 : __x - __y; + return __x <= __y ? 0 : __x - __y; } #endif /* __USE_ISOC99 */ #endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */ + +/* This code is used internally in the GNU libc. */ +#if 0 /*def __LIBC_INTERNAL_MATH_INLINES*/ + +#include <sysdep.h> +#include <ldsodefs.h> +#include <dl-procinfo.h> + +# if __WORDSIZE == 64 || defined _ARCH_PWR4 +# define __CPU_HAS_FSQRT 1 +# else +# define __CPU_HAS_FSQRT ((GLRO(dl_hwcap) & PPC_FEATURE_64) != 0) +# endif + +extern double __slow_ieee754_sqrt (double); +__MATH_INLINE double +__NTH (__ieee754_sqrt (double __x)) +{ + double __z; + + /* If the CPU is 64-bit we can use the optional FP instructions. */ + if (__CPU_HAS_FSQRT) + { + /* Volatile is required to prevent the compiler from moving the + fsqrt instruction above the branch. */ + __asm __volatile ( + " fsqrt %0,%1\n" + : "=f" (__z) + : "f" (__x)); + } + else + __z = __slow_ieee754_sqrt(__x); + + return __z; +} + +extern float __slow_ieee754_sqrtf (float); +__MATH_INLINE float +__NTH (__ieee754_sqrtf (float __x)) +{ + float __z; + + /* If the CPU is 64-bit we can use the optional FP instructions. */ + if (__CPU_HAS_FSQRT) + { + /* Volatile is required to prevent the compiler from moving the + fsqrts instruction above the branch. */ + __asm __volatile ( + " fsqrts %0,%1\n" + : "=f" (__z) + : "f" (__x)); + } + else + __z = __slow_ieee754_sqrtf(__x); + + return __z; +} +#endif /* __LIBC_INTERNAL_MATH_INLINES */ #endif /* __GNUC__ && !_SOFT_FLOAT */ diff --git a/libc/sysdeps/linux/powerpc/bits/mman.h b/libc/sysdeps/linux/powerpc/bits/mman.h index 580e93886..e03ab7ff8 100644 --- a/libc/sysdeps/linux/powerpc/bits/mman.h +++ b/libc/sysdeps/linux/powerpc/bits/mman.h @@ -89,7 +89,7 @@ # define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ # define MADV_WILLNEED 3 /* Will need these pages. */ # define MADV_DONTNEED 4 /* Don't need these pages. */ -# define MADV_REMOVE 5 /* Remove these pages and resources. */ +# define MADV_REMOVE 9 /* Remove these pages and resources. */ # define MADV_DONTFORK 10 /* Do not inherit across fork. */ # define MADV_DOFORK 11 /* Do inherit across fork. */ #endif diff --git a/libc/sysdeps/linux/powerpc/bits/stat.h b/libc/sysdeps/linux/powerpc/bits/stat.h index af71f275e..f4a8de14b 100644 --- a/libc/sysdeps/linux/powerpc/bits/stat.h +++ b/libc/sysdeps/linux/powerpc/bits/stat.h @@ -69,12 +69,27 @@ struct stat # else __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ # endif +#if 0 /*def __USE_MISC*/ + /* Nanosecond resolution timestamps are stored in a format + equivalent to 'struct timespec'. This is the type used + whenever possible but the Unix namespace rules do not allow the + identifier 'timespec' to appear in the <sys/stat.h> header. + Therefore we have to handle the use of this header in strictly + standard-compliant sources special. */ + struct timespec st_atim; /* Time of last access. */ + struct timespec st_mtim; /* Time of last modification. */ + struct timespec st_ctim; /* Time of last status change. */ +# define st_atime st_atim.tv_sec /* Backward compatibility. */ +# define st_mtime st_mtim.tv_sec +# define st_ctime st_ctim.tv_sec +#else __time_t st_atime; /* Time of last access. */ unsigned long int st_atimensec; /* Nscecs of last access. */ __time_t st_mtime; /* Time of last modification. */ unsigned long int st_mtimensec; /* Nsecs of last modification. */ __time_t st_ctime; /* Time of last status change. */ unsigned long int st_ctimensec; /* Nsecs of last status change. */ +#endif unsigned long int __unused4; unsigned long int __unused5; }; @@ -94,12 +109,27 @@ struct stat64 __off64_t st_size; /* Size of file, in bytes. */ __blksize_t st_blksize; /* Optimal block size for I/O. */ __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ +#if 0 /*def __USE_MISC*/ + /* Nanosecond resolution timestamps are stored in a format + equivalent to 'struct timespec'. This is the type used + whenever possible but the Unix namespace rules do not allow the + identifier 'timespec' to appear in the <sys/stat.h> header. + Therefore we have to handle the use of this header in strictly + standard-compliant sources special. */ + struct timespec st_atim; /* Time of last access. */ + struct timespec st_mtim; /* Time of last modification. */ + struct timespec st_ctim; /* Time of last status change. */ +# define st_atime st_atim.tv_sec /* Backward compatibility. */ +# define st_mtime st_mtim.tv_sec +# define st_ctime st_ctim.tv_sec +#else __time_t st_atime; /* Time of last access. */ unsigned long int st_atimensec; /* Nscecs of last access. */ __time_t st_mtime; /* Time of last modification. */ unsigned long int st_mtimensec; /* Nsecs of last modification. */ __time_t st_ctime; /* Time of last status change. */ unsigned long int st_ctimensec; /* Nsecs of last status change. */ +#endif unsigned long int __unused4; unsigned long int __unused5; }; @@ -133,12 +163,27 @@ struct stat # else __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ # endif +#if 0 /*def __USE_MISC*/ + /* Nanosecond resolution timestamps are stored in a format + equivalent to 'struct timespec'. This is the type used + whenever possible but the Unix namespace rules do not allow the + identifier 'timespec' to appear in the <sys/stat.h> header. + Therefore we have to handle the use of this header in strictly + standard-compliant sources special. */ + struct timespec st_atim; /* Time of last access. */ + struct timespec st_mtim; /* Time of last modification. */ + struct timespec st_ctim; /* Time of last status change. */ +# define st_atime st_atim.tv_sec /* Backward compatibility. */ +# define st_mtime st_mtim.tv_sec +# define st_ctime st_ctim.tv_sec +#else __time_t st_atime; /* Time of last access. */ unsigned long int st_atimensec; /* Nscecs of last access. */ __time_t st_mtime; /* Time of last modification. */ unsigned long int st_mtimensec; /* Nsecs of last modification. */ __time_t st_ctime; /* Time of last status change. */ unsigned long int st_ctimensec; /* Nsecs of last status change. */ +#endif unsigned long int __unused4; unsigned long int __unused5; unsigned long int __unused6; @@ -158,12 +203,27 @@ struct stat64 __off64_t st_size; /* Size of file, in bytes. */ __blksize_t st_blksize; /* Optimal block size for I/O. */ __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ +#if 0 /*def __USE_MISC*/ + /* Nanosecond resolution timestamps are stored in a format + equivalent to 'struct timespec'. This is the type used + whenever possible but the Unix namespace rules do not allow the + identifier 'timespec' to appear in the <sys/stat.h> header. + Therefore we have to handle the use of this header in strictly + standard-compliant sources special. */ + struct timespec st_atim; /* Time of last access. */ + struct timespec st_mtim; /* Time of last modification. */ + struct timespec st_ctim; /* Time of last status change. */ +# define st_atime st_atim.tv_sec /* Backward compatibility. */ +# define st_mtime st_mtim.tv_sec +# define st_ctime st_ctim.tv_sec +#else __time_t st_atime; /* Time of last access. */ unsigned long int st_atimensec; /* Nscecs of last access. */ __time_t st_mtime; /* Time of last modification. */ unsigned long int st_mtimensec; /* Nsecs of last modification. */ __time_t st_ctime; /* Time of last status change. */ unsigned long int st_ctimensec; /* Nsecs of last status change. */ +#endif unsigned long int __unused4; unsigned long int __unused5; unsigned long int __unused6; |