* [PATCH] ld:LoongArch: Fix glibc fail: tst-audit25a/b.
@ 2022-04-13 6:21 liuzhensong
0 siblings, 0 replies; only message in thread
From: liuzhensong @ 2022-04-13 6:21 UTC (permalink / raw)
To: binutils; +Cc: caiyinyu
From: caiyinyu <caiyinyu@loongson.cn>
bfd/
* elfnn-loongarch.c: Add new func elf_loongarch64_hash_symbol.
---
bfd/elfnn-loongarch.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/bfd/elfnn-loongarch.c b/bfd/elfnn-loongarch.c
index 8aaf157b303..3c7268c02b8 100644
--- a/bfd/elfnn-loongarch.c
+++ b/bfd/elfnn-loongarch.c
@@ -3390,6 +3390,21 @@ loongarch_elf_gc_mark_hook (asection *sec, struct bfd_link_info *info,
return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
+/* Return TRUE if symbol H should be hashed in the `.gnu.hash' section. For
+ executable PLT slots where the executable never takes the address of those
+ functions, the function symbols are not added to the hash table. */
+
+static bool
+elf_loongarch64_hash_symbol (struct elf_link_hash_entry *h)
+{
+ if (h->plt.offset != (bfd_vma) -1
+ && !h->def_regular
+ && !h->pointer_equality_needed)
+ return false;
+
+ return _bfd_elf_hash_symbol (h);
+}
+
#define TARGET_LITTLE_SYM loongarch_elfNN_vec
#define TARGET_LITTLE_NAME "elfNN-loongarch"
#define ELF_ARCH bfd_arch_loongarch
@@ -3421,5 +3436,6 @@ loongarch_elf_gc_mark_hook (asection *sec, struct bfd_link_info *info,
#define elf_backend_plt_sym_val loongarch_elf_plt_sym_val
#define elf_backend_grok_prstatus loongarch_elf_grok_prstatus
#define elf_backend_grok_psinfo loongarch_elf_grok_psinfo
+#define elf_backend_hash_symbol elf_loongarch64_hash_symbol
#include "elfNN-target.h"
--
2.31.1
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2022-04-13 6:21 [PATCH] ld:LoongArch: Fix glibc fail: tst-audit25a/b liuzhensong
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