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authorEric Andersen <andersen@codepoet.org>2004-01-21 23:27:48 +0000
committerEric Andersen <andersen@codepoet.org>2004-01-21 23:27:48 +0000
commit6334e558ab33ee1e54ed33740881a2798c5915c2 (patch)
tree5d3253d5928343d2a37cc55be7a9c35244b4ab42 /libc/sysdeps/linux/powerpc/_mmap.c
parent9bafaa6fe7ded400aac87526ce615f1875ce2673 (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.c48
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 *);
-}
-