diff options
Diffstat (limited to 'libgloss/sparc/libsys/sbrk.S')
-rw-r--r-- | libgloss/sparc/libsys/sbrk.S | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/libgloss/sparc/libsys/sbrk.S b/libgloss/sparc/libsys/sbrk.S deleted file mode 100644 index b86262161..000000000 --- a/libgloss/sparc/libsys/sbrk.S +++ /dev/null @@ -1,66 +0,0 @@ -! sbrk() system call - -#include "syscallasm.h" - - 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 -#ifdef __sparc_v9__ - lduw [%o2+%lo (ASM_PRIVATE_SYMBOL (curbrk))],%o3 -#else - ld [%o2+%lo (ASM_PRIVATE_SYMBOL (curbrk))],%o3 -#endif - 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 - st %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 |