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Diffstat (limited to 'newlib/libc/sys/sparc64/sbrk.S')
-rw-r--r--newlib/libc/sys/sparc64/sbrk.S78
1 files changed, 0 insertions, 78 deletions
diff --git a/newlib/libc/sys/sparc64/sbrk.S b/newlib/libc/sys/sparc64/sbrk.S
deleted file mode 100644
index bff72fa81..000000000
--- a/newlib/libc/sys/sparc64/sbrk.S
+++ /dev/null
@@ -1,78 +0,0 @@
-! sbrk() system call
-
-#include "sys/syscallasm.h"
-
- DATA_SECTION
- ALIGN (4)
-
-! CURBRK contains the current top of allocated space.
-! END is a private symbol in svr4, but a public one in sunos4.
-! FIXME: CURBRK is 4 bytes for now.
-
-
- GLOBAL (ASM_PRIVATE_SYMBOL (curbrk))
-ASM_PRIVATE_SYMBOL (curbrk):
-#ifdef __svr4__
- WORD (ASM_PRIVATE_SYMBOL (end))
-#else
- WORD (ASM_SYMBOL (end))
-#endif
-
- TEXT_SECTION
- ALIGN (4)
-#ifdef REENT
- GLOBAL (ASM_SYMBOL (_sbrk_r))
-ASM_SYMBOL (_sbrk_r):
- mov %o0,%o5
- mov %o1,%o0
-#else
- GLOBAL (ASM_SYMBOL (sbrk))
-ASM_SYMBOL (sbrk):
-#endif
- add %o0,7,%o0
- andn %o0,7,%o0
- sethi %hi (ASM_PRIVATE_SYMBOL (curbrk)),%o2
- lduw [%o2+%lo (ASM_PRIVATE_SYMBOL (curbrk))],%o3
- add %o3,7,%o3
- andn %o3,7,%o3
- add %o3,%o0,%o0
- mov %o0,%o4
- mov SYS_brk,%g1
- ta SYSCALL_TRAP
- bcs err
- nop
- stw %o4,[%o2+%lo (ASM_PRIVATE_SYMBOL (curbrk))]
- jmpl %o7+8,%g0
- mov %o3,%o0
-
-#ifdef REENT
- GLOBAL (ASM_SYMBOL (_brk_r))
-ASM_SYMBOL (_brk_r):
- mov %o0,%o5
- mov %o1,%o0
-#else
- GLOBAL (ASM_SYMBOL (brk))
-ASM_SYMBOL (brk):
-#endif
- add %o0,7,%o0
- andn %o0,7,%o0
- mov %o0,%o2
- mov SYS_brk,%g1
- ta SYSCALL_TRAP
- bcs err
- nop
- sethi %hi (ASM_PRIVATE_SYMBOL (curbrk)),%o3
- st %o2,[%o3+%lo (ASM_PRIVATE_SYMBOL (curbrk))]
- retl
- mov %g0,%o0
-
-err:
-#ifdef REENT
- sethi %hi (ASM_PRIVATE_SYMBOL (cerror_r)),%g1
- or %g1,%lo (ASM_PRIVATE_SYMBOL (cerror_r)),%g1
-#else
- sethi %hi (ASM_PRIVATE_SYMBOL (cerror)),%g1
- or %g1,%lo (ASM_PRIVATE_SYMBOL (cerror)),%g1
-#endif
- jmpl %g1,%g0
- mov %o5,%o1