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Add two new patches to glibc-2.7 to make it build for Alpha.

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Patches propagated to me from the net by Ioannis E. VENETIS.

 /trunk/patches/glibc/2.7/230-glibc-2.7-alpha-atfcts.patch     |   12    12     0     0 ++
 /trunk/patches/glibc/2.7/240-glibc-2.7-alpha-ptr_mangle.patch |   94    94     0     0 +++++++++++++++++
 2 files changed, 106 insertions(+)
This commit is contained in:
Yann E. MORIN" 2008-07-26 15:29:51 +00:00
parent c3817897cb
commit 1910e80fd2
2 changed files with 106 additions and 0 deletions
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12
patches/glibc/2.7/230-glibc-2.7-alpha-atfcts.patch Normal file
View File

@ -0,0 +1,12 @@
--- glibc-2.7/sysdeps/unix/sysv/linux/kernel-features.h 2007-08-14 06:21:09.000000000 +0300
+++ glibc-2.7/sysdeps/unix/sysv/linux/kernel-features.h.new 2008-07-23 07:05:20.000000000 +0300
@@ -449,8 +449,7 @@
and on Alpha just after 2.6.22-rc1. */
#if __LINUX_KERNEL_VERSION >= 0x020611 \
&& ((!defined __sh__ && !defined __alpha__) \
- || (__LINUX_KERNEL_VERSION >= 0x020613 && defined __sh__) \
- || (__LINUX_KERNEL_VERSION >= 0x020617 && defined __alpha__))
+ || (__LINUX_KERNEL_VERSION >= 0x020613 && defined __sh__))
# define __ASSUME_ATFCTS 1
#endif

94
patches/glibc/2.7/240-glibc-2.7-alpha-ptr_mangle.patch Normal file
View File

@ -0,0 +1,94 @@
--- glibc-2.7.orig/sysdeps/unix/alpha/sysdep.h
+++ glibc-2.7/sysdeps/unix/alpha/sysdep.h
@@ -397,42 +397,4 @@
_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 */
--- glibc-2.7.orig/sysdeps/unix/sysv/linux/alpha/sysdep.h
+++ glibc-2.7/sysdeps/unix/sysv/linux/alpha/sysdep.h
@@ -98,4 +98,46 @@
INTERNAL_SYSCALL1(name, err_out, nr, args); \
})
+/* Pointer mangling support. Note that tls access is slow enough that
+ we don't deoptimize things by placing the pointer check value there. */
+
+#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
+#else
+/* Pointer mangling is not yet supported for static libc on alpha. */
+# ifndef __ASSEMBLER__
+# define PTR_MANGLE(var) (void) (var)
+# define PTR_DEMANGLE(var) (void) (var)
+# endif
+#endif
+
#endif /* _LINUX_ALPHA_SYSDEP_H */