diff options
Diffstat (limited to 'libc/sysdeps/linux/h8300')
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/byteswap.h | 15 | ||||
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/fcntl.h | 7 | ||||
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/kernel_stat.h | 50 | ||||
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/kernel_types.h | 13 | ||||
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/syscalls.h | 214 | ||||
| -rw-r--r-- | libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h | 2 |
6 files changed, 95 insertions, 206 deletions
diff --git a/libc/sysdeps/linux/h8300/bits/byteswap.h b/libc/sysdeps/linux/h8300/bits/byteswap.h index 71a66c689..08ca99f83 100644 --- a/libc/sysdeps/linux/h8300/bits/byteswap.h +++ b/libc/sysdeps/linux/h8300/bits/byteswap.h @@ -19,20 +19,7 @@ #ifndef _ASM_BITS_BYTESWAP_H #define _ASM_BITS_BYTESWAP_H 1 -#define __bswap_non_constant_32(x) \ - __extension__ \ - ({ unsigned int __v; \ - __asm__ __volatile__ ("mov.l %0,er0\n\t" \ - "mov.b r0l,r1h\n\t" \ - "mov.b r0h,r1l\n\t" \ - "mov.w r1,e1\n\t" \ - "mov.w e0,r0\n\t" \ - "mov.b r0l,r1h\n\t" \ - "mov.b r0h,r1l\n\t" \ - "mov.l er1,%0" \ - : "=d" (__v) \ - : "0" (x): "er0","er1"); \ - __v; }) +#define __bswap_non_constant_32(x) __builtin_bswap32(x) #endif diff --git a/libc/sysdeps/linux/h8300/bits/fcntl.h b/libc/sysdeps/linux/h8300/bits/fcntl.h index 45deec46a..1c653be24 100644 --- a/libc/sysdeps/linux/h8300/bits/fcntl.h +++ b/libc/sysdeps/linux/h8300/bits/fcntl.h @@ -22,6 +22,9 @@ #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 */ @@ -42,8 +45,10 @@ #ifdef __USE_GNU # define O_DIRECTORY 040000 /* Must be a directory. */ -# define O_NOFOLLOW 0100000 /* Do not follow links. */ # define O_DIRECT 0200000 /* Direct disk access. */ +# define O_NOFOLLOW 0400000 /* Do not follow links. */ +# define O_NOATIME 01000000 /* Do not set atime. */ +# define O_CLOEXEC 02000000 /* Set close_on_exec. */ #endif /* For now Linux has synchronisity options for data and read operations. diff --git a/libc/sysdeps/linux/h8300/bits/kernel_stat.h b/libc/sysdeps/linux/h8300/bits/kernel_stat.h deleted file mode 100644 index 5f6c8ae50..000000000 --- a/libc/sysdeps/linux/h8300/bits/kernel_stat.h +++ /dev/null @@ -1,50 +0,0 @@ -#ifndef _BITS_STAT_STRUCT_H -#define _BITS_STAT_STRUCT_H - -/* This file provides whatever this particular arch's kernel thinks - * struct kernel_stat should look like... It turns out each arch has a - * different opinion on the subject... */ - -struct kernel_stat { - unsigned short st_dev; - unsigned short __pad1; - unsigned long st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned short __pad2; - unsigned long st_size; - unsigned long st_blksize; - unsigned long st_blocks; - struct timespec st_atim; - struct timespec st_mtim; - struct timespec st_ctim; - unsigned long __unused4; - unsigned long __unused5; -}; - -struct kernel_stat64 { - unsigned long long st_dev; - unsigned char __pad1[2]; -#define _HAVE_STAT64___ST_INO - unsigned long __st_ino; - unsigned int st_mode; - unsigned int st_nlink; - unsigned long st_uid; - unsigned long st_gid; - unsigned short st_rdev; - unsigned char __pad3[10]; - long long st_size; - unsigned long st_blksize; - unsigned long st_blocks; /* Number 512-byte blocks allocated. */ - unsigned long __pad4; /* future possible st_blocks high bits */ - struct timespec st_atim; - struct timespec st_mtim; - struct timespec st_ctim; - unsigned long long st_ino; -}; - -#endif /* _BITS_STAT_STRUCT_H */ - diff --git a/libc/sysdeps/linux/h8300/bits/kernel_types.h b/libc/sysdeps/linux/h8300/bits/kernel_types.h index 4cfd1bf7e..7e7689139 100644 --- a/libc/sysdeps/linux/h8300/bits/kernel_types.h +++ b/libc/sysdeps/linux/h8300/bits/kernel_types.h @@ -35,6 +35,18 @@ typedef __kernel_dev_t __kernel_old_dev_t; typedef long __kernel_long_t; typedef unsigned long __kernel_ulong_t; +#define __kernel_long_t __kernel_long_t +#define __kernel_ino_t __kernel_ino_t +#define __kernel_mode_t __kernel_mode_t +#define __kernel_pid_t __kernel_pid_t +#define __kernel_ipc_pid_t __kernel_ipc_pid_t +#define __kernel_uid_t __kernel_uid_t +#define __kernel_susecond_t __kernel_susecond_t +#define __kernel_daddr_t __kernel_daddr_t +#define __kernel_uid32_t __kernel_uid32_t +#define __kernel_old_uid_t __kernel_old_uid_t +#define __kernel_old_dev_t __kernel_old_dev_t + typedef struct { #ifdef __USE_ALL int val[2]; @@ -42,5 +54,6 @@ typedef struct { int __val[2]; #endif } __kernel_fsid_t; +#define __kernel_fsid_t __kernel_fsid_t #endif /* _BITS_KERNEL_TYPES_H */ diff --git a/libc/sysdeps/linux/h8300/bits/syscalls.h b/libc/sysdeps/linux/h8300/bits/syscalls.h index 5867ed608..b43795f2e 100644 --- a/libc/sysdeps/linux/h8300/bits/syscalls.h +++ b/libc/sysdeps/linux/h8300/bits/syscalls.h @@ -1,151 +1,85 @@ -/* Unlike the asm/unistd.h kernel header file (which this is partly based on), - * this file must be able to cope with PIC and non-PIC code. For some arches - * there is no difference. For x86 (which has far too few registers) there is - * a difference. Regardless, including asm/unistd.h is hereby officially - * forbidden. Don't do it. It is bad for you. - */ +#ifndef _BITS_SYSCALLS_H +#define _BITS_SYSCALLS_H #ifndef _SYSCALL_H # error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead." #endif -#define __syscall_return(type, res) \ -do { \ - if ((unsigned long)(res) >= (unsigned long)(-125)) { \ - /* avoid using res which is declared to be in register d0; \ - errno might expand to a function call and clobber it. */ \ - int __err = -(res); \ - errno = __err; \ - res = -1; \ - } \ - return (type) (res); \ -} while (0) +#ifndef __ASSEMBLER__ -#define _syscall0(type, name) \ -type name(void) \ -{ \ - register long __res __asm__("er0"); \ - __asm__ __volatile__ ("mov.l %1,er0\n\t" \ - "trapa #0\n\t" \ - : "=r" (__res) \ - : "ir" (__NR_##name) \ - : "cc"); \ - if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ - errno = -__res; \ - __res = -1; \ - } \ - return (type)__res; \ -} +#include <errno.h> -#define _syscall1(type, name, atype, a) \ -type name(atype a) \ -{ \ - register long __res __asm__("er0"); \ - __asm__ __volatile__ ("mov.l %2, er1\n\t" \ - "mov.l %1, er0\n\t" \ - "trapa #0\n\t" \ - : "=r" (__res) \ - : "ir" (__NR_##name), \ - "g" ((long)a) \ - : "cc", "er1"); \ - if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ - errno = -__res; \ - __res = -1; \ - } \ - return (type)__res; \ -} +#define ASMFMT_0 +#define ASMFMT_1 , "g"(er1) +#define ASMFMT_2 , "g"(er1), "g"(er2) +#define ASMFMT_3 , "g"(er1), "g"(er2), "g"(er3) +#define ASMFMT_4 , "g"(er1), "g"(er2), "g"(er3), "g"(er4) +#define ASMFMT_5 , "g"(er1), "g"(er2), "g"(er3), "g"(er4), "g"(er5) +#define ASMFMT_6 , "g"(er1), "g"(er2), "g"(er3), "g"(er4), "m"(er5), "m"(er6) -#define _syscall2(type, name, atype, a, btype, b) \ -type name(atype a, btype b) \ -{ \ - register long __res __asm__("er0"); \ - __asm__ __volatile__ ("mov.l %3, er2\n\t" \ - "mov.l %2, er1\n\t" \ - "mov.l %1, er0\n\t" \ - "trapa #0\n\t" \ - : "=r" (__res) \ - : "ir" (__NR_##name), \ - "g" ((long)a), \ - "g" ((long)b) \ - : "cc", "er1", "er2"); \ - if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ - errno = -__res; \ - __res = -1; \ - } \ - return (type)__res; \ -} +#define SUBSTITUTE_ARGS_0() do {} while(0); +#define SUBSTITUTE_ARGS_1(arg1) \ + register long int er1 __asm__("er1") = (long int)arg1; +#define SUBSTITUTE_ARGS_2(arg1, arg2) \ + register long int er1 __asm__("er1") = (long int)arg1; \ + register long int er2 __asm__("er2") = (long int)arg2; +#define SUBSTITUTE_ARGS_3(arg1, arg2, arg3) \ + register long int er1 __asm__("er1") = (long int)arg1; \ + register long int er2 __asm__("er2") = (long int)arg2; \ + register long int er3 __asm__("er3") = (long int)arg3; +#define SUBSTITUTE_ARGS_4(arg1, arg2, arg3, arg4) \ + register long int er1 __asm__("er1") = (long int)arg1; \ + register long int er2 __asm__("er2") = (long int)arg2; \ + register long int er3 __asm__("er3") = (long int)arg3; \ + register long int er4 __asm__("er4") = (long int)arg4; +#define SUBSTITUTE_ARGS_5(arg1, arg2, arg3, arg4, arg5) \ + register long int er1 __asm__("er1") = (long int)arg1; \ + register long int er2 __asm__("er2") = (long int)arg2; \ + register long int er3 __asm__("er3") = (long int)arg3; \ + register long int er4 __asm__("er4") = (long int)arg4; \ + register long int er5 __asm__("er5") = (long int)arg5; +#define SUBSTITUTE_ARGS_6(arg1, arg2, arg3, arg4, arg5, arg6) \ + register long int er1 __asm__("er1") = (long int)arg1; \ + register long int er2 __asm__("er2") = (long int)arg2; \ + register long int er3 __asm__("er3") = (long int)arg3; \ + register long int er4 __asm__("er4") = (long int)arg4; \ + long int er5 = (long int)arg5; \ + long int er6 = (long int)arg6; -#define _syscall3(type, name, atype, a, btype, b, ctype, c) \ -type name(atype a, btype b, ctype c) \ -{ \ - register long __res __asm__("er0"); \ - __asm__ __volatile__ ("mov.l %4, er3\n\t" \ - "mov.l %3, er2\n\t" \ - "mov.l %2, er1\n\t" \ - "mov.l %1, er0\n\t" \ - "trapa #0\n\t" \ - : "=r" (__res) \ - : "ir" (__NR_##name), \ - "g" ((long)a), \ - "g" ((long)b), \ - "g" ((long)c) \ - : "cc", "er1", "er2", "er3"); \ - if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ - errno = -__res; \ - __res = -1; \ - } \ - return (type)__res; \ -} +#define LOAD_ARGS_0 +#define LOAD_ARGS_1 +#define LOAD_ARGS_2 +#define LOAD_ARGS_3 +#define LOAD_ARGS_4 +#define LOAD_ARGS_5 +#define LOAD_ARGS_6 "mov.l er5,@-sp\n\tmov.l %6,er5\n\t" \ + "mov.l er6,@-sp\n\tmov.l %7,er6\n\t" -#define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \ -type name(atype a, btype b, ctype c, dtype d) \ -{ \ - register long __res __asm__("er0"); \ - __asm__ __volatile__ ("mov.l %5, er4\n\t" \ - "mov.l %4, er3\n\t" \ - "mov.l %3, er2\n\t" \ - "mov.l %2, er1\n\t" \ - "mov.l %1, er0\n\t" \ - "trapa #0\n\t" \ - : "=r" (__res) \ - : "ir" (__NR_##name), \ - "g" ((long)a), \ - "g" ((long)b), \ - "g" ((long)c), \ - "g" ((long)d) \ - : "cc", "er1", "er2", "er3", "er4"); \ - if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ - errno = -__res; \ - __res = -1; \ - } \ - return (type)__res; \ -} +#define RESTORE_ARGS_0 +#define RESTORE_ARGS_1 +#define RESTORE_ARGS_2 +#define RESTORE_ARGS_3 +#define RESTORE_ARGS_4 +#define RESTORE_ARGS_5 +#define RESTORE_ARGS_6 "mov.l @sp+,er6\n\tmov.l @sp+,er5" -#define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, etype, e) \ -type name(atype a, btype b, ctype c, dtype d, etype e) \ -{ \ - register long __res __asm__("er0"); \ - __asm__ __volatile__ ( \ - "mov.l er5,@-sp\n\t" \ - "mov.l %5, er4\n\t" \ - "mov.l %4, er3\n\t" \ - "mov.l %3, er2\n\t" \ - "mov.l %2, er1\n\t" \ - "mov.l %1, er0\n\t" \ - "mov.l %6, er5\n\t" \ - "trapa #0\n\t" \ - "mov.l @sp+,er5\n\t" \ - : "=r" (__res) \ - : "ir" (__NR_##name), \ - "g" ((long)a), \ - "g" ((long)b), \ - "g" ((long)c), \ - "g" ((long)d), \ - "m" ((long)e) \ - : "cc", "er1", "er2", "er3", "er4"); \ - if ((unsigned long)(__res) >= (unsigned long)(-125)) { \ - errno = -__res; \ - __res = -1; \ - } \ - return (type)__res; \ -} +/* The _NCS variant allows non-constant syscall numbers. */ +#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ +(__extension__ \ + ({ \ + register long int er0 __asm__ ("er0"); \ + SUBSTITUTE_ARGS_##nr(args) \ + __asm__ __volatile__ ( \ + LOAD_ARGS_##nr \ + "mov.l %1,er0\n\t" \ + "trapa #0\n\t" \ + RESTORE_ARGS_##nr \ + : "=r" (er0) \ + : "ir" (name) ASMFMT_##nr \ + : "memory" \ + ); \ + (int) er0; \ + }) \ +) +#endif /* __ASSEMBLER__ */ +#endif /* _BITS_SYSCALLS_H */ diff --git a/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h b/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h index b76b861b9..fb430ae9a 100644 --- a/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h +++ b/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h @@ -43,6 +43,6 @@ #define __UCLIBC_HAVE_SIGNED_ZERO__ /* only weird assemblers generally need this */ -#undef __UCLIBC_ASM_LINE_SEP__ +#define __UCLIBC_ASM_LINE_SEP__ ! #endif /* _BITS_UCLIBC_ARCH_FEATURES_H */ |