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rtld: remove mips-specific cases from generic code

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Reviewed by:	imp
Sponsored by:	The FreeBSD Foundation
Differential revision:	https://reviews.freebsd.org/D33763
This commit is contained in:
Konstantin Belousov 2022-01-06 02:43:51 +02:00
parent c25a30e255
commit 292cba9b49
2 changed files with 0 additions and 53 deletions
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47
libexec/rtld-elf/rtld.c
View File

@ -1002,10 +1002,6 @@ rtld_resolve_ifunc(const Obj_Entry *obj, const Elf_Sym *def)
return ((void *)target);
}
/*
* NB: MIPS uses a private version of this function (_mips_rtld_bind).
* Changes to this function should be applied there as well.
*/
Elf_Addr
_rtld_bind(Obj_Entry *obj, Elf_Size reloff)
{
@ -1465,19 +1461,6 @@ digest_dynamic1(Obj_Entry *obj, int early, const Elf_Dyn **dyn_rpath,
obj->fini_array_num = dynp->d_un.d_val / sizeof(Elf_Addr);
break;
/*
* Don't process DT_DEBUG on MIPS as the dynamic section
* is mapped read-only. DT_MIPS_RLD_MAP is used instead.
*/
#ifndef __mips__
case DT_DEBUG:
if (!early)
dbg("Filling in DT_DEBUG entry");
(__DECONST(Elf_Dyn *, dynp))->d_un.d_ptr = (Elf_Addr)&r_debug;
break;
#endif
case DT_FLAGS:
if (dynp->d_un.d_val & DF_ORIGIN)
obj->z_origin = true;
@ -1490,36 +1473,6 @@ digest_dynamic1(Obj_Entry *obj, int early, const Elf_Dyn **dyn_rpath,
if (dynp->d_un.d_val & DF_STATIC_TLS)
obj->static_tls = true;
break;
#ifdef __mips__
case DT_MIPS_LOCAL_GOTNO:
obj->local_gotno = dynp->d_un.d_val;
break;
case DT_MIPS_SYMTABNO:
obj->symtabno = dynp->d_un.d_val;
break;
case DT_MIPS_GOTSYM:
obj->gotsym = dynp->d_un.d_val;
break;
case DT_MIPS_RLD_MAP:
*((Elf_Addr *)(dynp->d_un.d_ptr)) = (Elf_Addr) &r_debug;
break;
case DT_MIPS_RLD_MAP_REL:
// The MIPS_RLD_MAP_REL tag stores the offset to the .rld_map
// section relative to the address of the tag itself.
*((Elf_Addr *)(__DECONST(char*, dynp) + dynp->d_un.d_val)) =
(Elf_Addr) &r_debug;
break;
case DT_MIPS_PLTGOT:
obj->mips_pltgot = (Elf_Addr *)(obj->relocbase +
dynp->d_un.d_ptr);
break;
#endif
#ifdef __powerpc__
#ifdef __powerpc64__

6
libexec/rtld-elf/rtld.h
View File

@ -183,12 +183,6 @@ typedef struct Struct_Obj_Entry {
const Elf_Sym *symtab; /* Symbol table */
const char *strtab; /* String table */
unsigned long strsize; /* Size in bytes of string table */
#ifdef __mips__
Elf_Word local_gotno; /* Number of local GOT entries */
Elf_Word symtabno; /* Number of dynamic symbols */
Elf_Word gotsym; /* First dynamic symbol in GOT */
Elf_Addr *mips_pltgot; /* Second PLT GOT */
#endif
#ifdef __powerpc__
#ifdef __powerpc64__
Elf_Addr glink; /* GLINK PLT call stub section */