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Diffstat (limited to 'sysdeps/unix/alpha/sysdep.h')
-rw-r--r--sysdeps/unix/alpha/sysdep.h103
1 files changed, 22 insertions, 81 deletions
diff --git a/sysdeps/unix/alpha/sysdep.h b/sysdeps/unix/alpha/sysdep.h
index 2e5bc798eb..f9f1dd6e41 100644
--- a/sysdeps/unix/alpha/sysdep.h
+++ b/sysdeps/unix/alpha/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995, 1996, 2000, 2003, 2004, 2006
+/* Copyright (C) 1992, 1995, 1996, 2000, 2003, 2004
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe (brendan@zen.org).
@@ -242,10 +242,9 @@ __LABEL(name) \
register long _sc_0 inline_syscall_r0_asm; \
register long _sc_16 __asm__("$16"); \
register long _sc_19 __asm__("$19"); \
- register long _tmp_16 = (long) (arg1); \
\
_sc_0 = name; \
- _sc_16 = _tmp_16; \
+ _sc_16 = (long) (arg1); \
__asm__ __volatile__ \
("callsys # %0 %1 <= %2 %3" \
: inline_syscall_r0_out_constraint (_sc_0), \
@@ -262,12 +261,10 @@ __LABEL(name) \
register long _sc_16 __asm__("$16"); \
register long _sc_17 __asm__("$17"); \
register long _sc_19 __asm__("$19"); \
- register long _tmp_16 = (long) (arg1); \
- register long _tmp_17 = (long) (arg2); \
\
_sc_0 = name; \
- _sc_16 = _tmp_16; \
- _sc_17 = _tmp_17; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
__asm__ __volatile__ \
("callsys # %0 %1 <= %2 %3 %4" \
: inline_syscall_r0_out_constraint (_sc_0), \
@@ -285,14 +282,11 @@ __LABEL(name) \
register long _sc_17 __asm__("$17"); \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
- register long _tmp_16 = (long) (arg1); \
- register long _tmp_17 = (long) (arg2); \
- register long _tmp_18 = (long) (arg3); \
\
_sc_0 = name; \
- _sc_16 = _tmp_16; \
- _sc_17 = _tmp_17; \
- _sc_18 = _tmp_18; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
__asm__ __volatile__ \
("callsys # %0 %1 <= %2 %3 %4 %5" \
: inline_syscall_r0_out_constraint (_sc_0), \
@@ -311,16 +305,12 @@ __LABEL(name) \
register long _sc_17 __asm__("$17"); \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
- register long _tmp_16 = (long) (arg1); \
- register long _tmp_17 = (long) (arg2); \
- register long _tmp_18 = (long) (arg3); \
- register long _tmp_19 = (long) (arg4); \
\
_sc_0 = name; \
- _sc_16 = _tmp_16; \
- _sc_17 = _tmp_17; \
- _sc_18 = _tmp_18; \
- _sc_19 = _tmp_19; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
__asm__ __volatile__ \
("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
: inline_syscall_r0_out_constraint (_sc_0), \
@@ -340,18 +330,13 @@ __LABEL(name) \
register long _sc_18 __asm__("$18"); \
register long _sc_19 __asm__("$19"); \
register long _sc_20 __asm__("$20"); \
- register long _tmp_16 = (long) (arg1); \
- register long _tmp_17 = (long) (arg2); \
- register long _tmp_18 = (long) (arg3); \
- register long _tmp_19 = (long) (arg4); \
- register long _tmp_20 = (long) (arg5); \
\
_sc_0 = name; \
- _sc_16 = _tmp_16; \
- _sc_17 = _tmp_17; \
- _sc_18 = _tmp_18; \
- _sc_19 = _tmp_19; \
- _sc_20 = _tmp_20; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ _sc_20 = (long) (arg5); \
__asm__ __volatile__ \
("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
: inline_syscall_r0_out_constraint (_sc_0), \
@@ -372,20 +357,14 @@ __LABEL(name) \
register long _sc_19 __asm__("$19"); \
register long _sc_20 __asm__("$20"); \
register long _sc_21 __asm__("$21"); \
- register long _tmp_16 = (long) (arg1); \
- register long _tmp_17 = (long) (arg2); \
- register long _tmp_18 = (long) (arg3); \
- register long _tmp_19 = (long) (arg4); \
- register long _tmp_20 = (long) (arg5); \
- register long _tmp_21 = (long) (arg6); \
\
_sc_0 = name; \
- _sc_16 = _tmp_16; \
- _sc_17 = _tmp_17; \
- _sc_18 = _tmp_18; \
- _sc_19 = _tmp_19; \
- _sc_20 = _tmp_20; \
- _sc_21 = _tmp_21; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ _sc_20 = (long) (arg5); \
+ _sc_21 = (long) (arg6); \
__asm__ __volatile__ \
("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
: inline_syscall_r0_out_constraint (_sc_0), \
@@ -397,42 +376,4 @@ __LABEL(name) \
_sc_ret = _sc_0, _sc_err = _sc_19; \
}
-/* Pointer mangling support. Note that tls access is slow enough that
- we don't deoptimize things by placing the pointer check value there. */
-
-#include <stdint.h>
-
-#if defined NOT_IN_libc && defined IS_IN_rtld
-# ifdef __ASSEMBLER__
-# define PTR_MANGLE(dst, src, tmp) \
- ldah tmp, __pointer_chk_guard_local($29) !gprelhigh; \
- ldq tmp, __pointer_chk_guard_local(tmp) !gprellow; \
- xor src, tmp, dst
-# define PTR_MANGLE2(dst, src, tmp) \
- xor src, tmp, dst
-# define PTR_DEMANGLE(dst, tmp) PTR_MANGLE(dst, dst, tmp)
-# define PTR_DEMANGLE2(dst, tmp) PTR_MANGLE2(dst, dst, tmp)
-# else
-extern uintptr_t __pointer_chk_guard_local attribute_relro attribute_hidden;
-# define PTR_MANGLE(var) \
- (var) = (__typeof (var)) ((uintptr_t) (var) ^ __pointer_chk_guard_local)
-# define PTR_DEMANGLE(var) PTR_MANGLE(var)
-# endif
-#elif defined PIC
-# ifdef __ASSEMBLER__
-# define PTR_MANGLE(dst, src, tmp) \
- ldq tmp, __pointer_chk_guard; \
- xor src, tmp, dst
-# define PTR_MANGLE2(dst, src, tmp) \
- xor src, tmp, dst
-# define PTR_DEMANGLE(dst, tmp) PTR_MANGLE(dst, dst, tmp)
-# define PTR_DEMANGLE2(dst, tmp) PTR_MANGLE2(dst, dst, tmp)
-# else
-extern uintptr_t __pointer_chk_guard attribute_relro;
-# define PTR_MANGLE(var) \
- (var) = (void *) ((uintptr_t) (var) ^ __pointer_chk_guard)
-# define PTR_DEMANGLE(var) PTR_MANGLE(var)
-# endif
-#endif
-
#endif /* ASSEMBLER */
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