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29e444 |
#
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29e444 |
# Red Hat BZ:
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29e444 |
# https://bugzilla.redhat.com/show_bug.cgi?id=905184
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29e444 |
#
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29e444 |
# Sourcware BZ:
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29e444 |
# http://sourceware.org/bugzilla/show_bug.cgi?id=15006
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29e444 |
#
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29e444 |
# Upstream submission:
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# http://www.sourceware.org/ml/libc-alpha/2013-02/msg00120.html
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29e444 |
#
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# ChangeLog
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29e444 |
#
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29e444 |
# 2013-02-07 Carlos O'Donell <carlos@redhat.com>
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29e444 |
#
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29e444 |
# * sysdeps/generic/ldconfig.h: Define FLAG_ARM_LIBSF.
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29e444 |
# * elf/cache.c (print_entry): Add FLAG_ARM_LIBSF support.
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29e444 |
#
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29e444 |
# ports/ChangeLog.arm
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29e444 |
#
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29e444 |
# 2013-02-07 Carlos O'Donell <carlos@redhat.com>
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29e444 |
#
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29e444 |
# * sysdeps/unix/sysv/linux/arm/dl-cache.h
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29e444 |
# [__ARM_PCS_VFP] (_dl_cache_check_flags): Allow plain FLAG_ELF_LIBC6.
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29e444 |
# [!__ARM_PCS_VFP] (_dl_cache_check_flags): Likewise.
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29e444 |
# * sysdeps/unix/sysv/linux/arm/readelflib.c (process_elf_file):
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29e444 |
# Set FLAG_ARM_LIBSF for soft-float ABI otherwise just FLAG_ELF_LIBC6.
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29e444 |
#
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12745e |
diff --git glibc-2.17-c758a686/elf/cache.c glibc-2.17-c758a686/elf/cache.c
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29e444 |
index 9901952..699550b 100644
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12745e |
--- glibc-2.17-c758a686/elf/cache.c
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12745e |
+++ glibc-2.17-c758a686/elf/cache.c
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29e444 |
@@ -100,6 +100,10 @@ print_entry (const char *lib, int flag, unsigned int osversion,
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29e444 |
case FLAG_AARCH64_LIB64:
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29e444 |
fputs (",AArch64", stdout);
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29e444 |
break;
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29e444 |
+ /* Uses the ARM soft-float ABI. */
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29e444 |
+ case FLAG_ARM_LIBSF:
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29e444 |
+ fputs (",soft-float", stdout);
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29e444 |
+ break;
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29e444 |
case 0:
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29e444 |
break;
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29e444 |
default:
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|
12745e |
diff --git glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h
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29e444 |
index acc4f28..504feca 100644
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|
12745e |
--- glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h
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|
12745e |
+++ glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h
|
|
|
29e444 |
@@ -18,12 +18,17 @@
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29e444 |
|
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|
29e444 |
#include <ldconfig.h>
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|
29e444 |
|
|
|
29e444 |
+/* In order to support the transition from unmarked objects
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|
29e444 |
+ to marked objects we must treat unmarked objects as
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29e444 |
+ compatible with either FLAG_ARM_LIBHF or FLAG_ARM_LIBSF. */
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|
|
29e444 |
#ifdef __ARM_PCS_VFP
|
|
|
29e444 |
# define _dl_cache_check_flags(flags) \
|
|
|
29e444 |
- ((flags) == (FLAG_ARM_LIBHF | FLAG_ELF_LIBC6))
|
|
|
29e444 |
+ ((flags) == (FLAG_ARM_LIBHF | FLAG_ELF_LIBC6) \
|
|
|
29e444 |
+ || (flags) == FLAG_ELF_LIBC6)
|
|
|
29e444 |
#else
|
|
|
29e444 |
# define _dl_cache_check_flags(flags) \
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|
|
29e444 |
- ((flags) == FLAG_ELF_LIBC6)
|
|
|
29e444 |
+ ((flags) == (FLAG_ARM_LIBSF | FLAG_ELF_LIBC6) \
|
|
|
29e444 |
+ || (flags) == FLAG_ELF_LIBC6)
|
|
|
29e444 |
#endif
|
|
|
29e444 |
|
|
|
29e444 |
#include_next <dl-cache.h>
|
|
|
12745e |
diff --git glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/readelflib.c glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/readelflib.c
|
|
|
29e444 |
index 81e5ccb..3efb613 100644
|
|
|
12745e |
--- glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/readelflib.c
|
|
|
12745e |
+++ glibc-2.17-c758a686/ports/sysdeps/unix/sysv/linux/arm/readelflib.c
|
|
|
29e444 |
@@ -46,6 +46,12 @@ process_elf_file (const char *file_name, const char *lib, int *flag,
|
|
|
29e444 |
if (elf32_header->e_flags & EF_ARM_ABI_FLOAT_HARD)
|
|
|
29e444 |
*flag = FLAG_ARM_LIBHF|FLAG_ELF_LIBC6;
|
|
|
29e444 |
else if (elf32_header->e_flags & EF_ARM_ABI_FLOAT_SOFT)
|
|
|
29e444 |
+ *flag = FLAG_ARM_LIBSF|FLAG_ELF_LIBC6;
|
|
|
29e444 |
+ else
|
|
|
29e444 |
+ /* We must assume the unmarked objects are compatible
|
|
|
29e444 |
+ with all ABI variants. Such objects may have been
|
|
|
29e444 |
+ generated in a transitional period when the ABI
|
|
|
29e444 |
+ tags were not added to all objects. */
|
|
|
29e444 |
*flag = FLAG_ELF_LIBC6;
|
|
|
29e444 |
}
|
|
|
29e444 |
}
|
|
|
12745e |
diff --git glibc-2.17-c758a686/sysdeps/generic/ldconfig.h glibc-2.17-c758a686/sysdeps/generic/ldconfig.h
|
|
|
29e444 |
index 57a9a46..91190aa 100644
|
|
|
12745e |
--- glibc-2.17-c758a686/sysdeps/generic/ldconfig.h
|
|
|
12745e |
+++ glibc-2.17-c758a686/sysdeps/generic/ldconfig.h
|
|
|
29e444 |
@@ -36,6 +36,7 @@
|
|
|
29e444 |
#define FLAG_X8664_LIBX32 0x0800
|
|
|
29e444 |
#define FLAG_ARM_LIBHF 0x0900
|
|
|
29e444 |
#define FLAG_AARCH64_LIB64 0x0a00
|
|
|
29e444 |
+#define FLAG_ARM_LIBSF 0x0b00
|
|
|
29e444 |
|
|
|
29e444 |
/* Name of auxiliary cache. */
|
|
|
29e444 |
#define _PATH_LDCONFIG_AUX_CACHE "/var/cache/ldconfig/aux-cache"
|