diff options
author | Eric Andersen <andersen@codepoet.org> | 2004-01-21 23:27:48 +0000 |
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committer | Eric Andersen <andersen@codepoet.org> | 2004-01-21 23:27:48 +0000 |
commit | 6334e558ab33ee1e54ed33740881a2798c5915c2 (patch) | |
tree | 5d3253d5928343d2a37cc55be7a9c35244b4ab42 /libc/sysdeps/linux/powerpc/_mmap.c | |
parent | 9bafaa6fe7ded400aac87526ce615f1875ce2673 (diff) |
Split up syscalls.c, since it had grown to be quite large and ugly.
-Erik
Diffstat (limited to 'libc/sysdeps/linux/powerpc/_mmap.c')
-rw-r--r-- | libc/sysdeps/linux/powerpc/_mmap.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/libc/sysdeps/linux/powerpc/_mmap.c b/libc/sysdeps/linux/powerpc/_mmap.c deleted file mode 100644 index ec4bfd1f9..000000000 --- a/libc/sysdeps/linux/powerpc/_mmap.c +++ /dev/null @@ -1,48 +0,0 @@ - -#include <unistd.h> -#include <sys/mman.h> -#include <errno.h> -#include <sys/syscall.h> - -#define __syscall_clobbers \ - "r9", "r10", "r11", "r12" -#define __syscall_return(type) \ - return (__sc_err & 0x10000000 ? errno = __sc_ret, __sc_ret = -1 : 0), \ - (type) __sc_ret - -void * mmap(void *start, size_t length, int prot, int flags, int fd, - off_t offset) -{ - unsigned long __sc_ret, __sc_err; - register unsigned long __sc_0 __asm__ ("r0"); - register unsigned long __sc_3 __asm__ ("r3"); - register unsigned long __sc_4 __asm__ ("r4"); - register unsigned long __sc_5 __asm__ ("r5"); - register unsigned long __sc_6 __asm__ ("r6"); - register unsigned long __sc_7 __asm__ ("r7"); - register unsigned long __sc_8 __asm__ ("r8"); - - __sc_3 = (unsigned long) start; - __sc_4 = (unsigned long) length; - __sc_5 = (unsigned long) prot; - __sc_6 = (unsigned long) flags; - __sc_7 = (unsigned long) fd; - __sc_8 = (unsigned long) offset; - __sc_0 = __NR_mmap; - __asm__ __volatile__ - ("sc \n\t" - "mfcr %1 " - : "=&r" (__sc_3), "=&r" (__sc_0) - : "0" (__sc_3), "1" (__sc_0), - "r" (__sc_4), - "r" (__sc_5), - "r" (__sc_6), - "r" (__sc_7), - "r" (__sc_8) - : __syscall_clobbers); - __sc_ret = __sc_3; - __sc_err = __sc_0; - - __syscall_return (void *); -} - |