diff options
27 files changed, 158 insertions, 122 deletions
diff --git a/elf/dl-audit.c b/elf/dl-audit.c index 15250c6..152712b 100644 --- a/elf/dl-audit.c +++ b/elf/dl-audit.c @@ -20,6 +20,8 @@ #include <link.h> #include <ldsodefs.h> #include <dl-machine.h> +#include <dl-runtime.h> +#include <dl-fixup-attribute.h> void _dl_audit_activity_map (struct link_map *l, int action) @@ -320,3 +322,48 @@ _dl_audit_pltenter (struct link_map *l, struct reloc_result *reloc_result, *value = DL_FIXUP_ADDR_VALUE (sym.st_value); } + +void +DL_ARCH_FIXUP_ATTRIBUTE +_dl_audit_pltexit (struct link_map *l, ElfW(Word) reloc_arg, + const void *inregs, void *outregs) +{ + const uintptr_t pltgot = (uintptr_t) D_PTR (l, l_info[DT_PLTGOT]); + + /* This is the address in the array where we store the result of previous + relocations. */ + // XXX Maybe the bound information must be stored on the stack since + // XXX with bind_not a new value could have been stored in the meantime. + struct reloc_result *reloc_result = + &l->l_reloc_result[reloc_index (pltgot, reloc_arg, sizeof (PLTREL))]; + ElfW(Sym) *defsym = ((ElfW(Sym) *) D_PTR (reloc_result->bound, + l_info[DT_SYMTAB]) + + reloc_result->boundndx); + + /* Set up the sym parameter. */ + ElfW(Sym) sym = *defsym; + sym.st_value = DL_FIXUP_VALUE_ADDR (reloc_result->addr); + + /* Get the symbol name. */ + const char *strtab = (const void *) D_PTR (reloc_result->bound, + l_info[DT_STRTAB]); + const char *symname = strtab + sym.st_name; + + struct audit_ifaces *afct = GLRO(dl_audit); + for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt) + { + if (afct->ARCH_LA_PLTEXIT != NULL + && (reloc_result->enterexit + & (LA_SYMB_NOPLTEXIT >> (2 * cnt))) == 0) + { + struct auditstate *l_state = link_map_audit_state (l, cnt); + struct auditstate *bound_state + = link_map_audit_state (reloc_result->bound, cnt); + afct->ARCH_LA_PLTEXIT (&sym, reloc_result->boundndx, + &l_state->cookie, &bound_state->cookie, + inregs, outregs, symname); + } + + afct = afct->next; + } +} diff --git a/elf/dl-runtime.c b/elf/dl-runtime.c index dfedeaf..e42f6e8 100644 --- a/elf/dl-runtime.c +++ b/elf/dl-runtime.c @@ -16,8 +16,6 @@ License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ -#define IN_DL_RUNTIME 1 /* This can be tested in dl-machine.h. */ - #include <alloca.h> #include <assert.h> #include <stdlib.h> @@ -31,19 +29,6 @@ #include <dl-runtime.h> -#if (!ELF_MACHINE_NO_RELA && !defined ELF_MACHINE_PLT_REL) \ - || ELF_MACHINE_NO_REL -# define PLTREL ElfW(Rela) -#else -# define PLTREL ElfW(Rel) -#endif - -/* The fixup functions might have need special attributes. If none - are provided define the macro as empty. */ -#ifndef ARCH_FIXUP_ATTRIBUTE -# define ARCH_FIXUP_ATTRIBUTE -#endif - /* This function is called through a special trampoline from the PLT the first time each PLT entry is called. We must perform the relocation specified in the PLT of the given shared object, and return the resolved @@ -52,7 +37,7 @@ function. */ DL_FIXUP_VALUE_TYPE -attribute_hidden __attribute ((noinline)) ARCH_FIXUP_ATTRIBUTE +attribute_hidden __attribute ((noinline)) DL_ARCH_FIXUP_ATTRIBUTE _dl_fixup ( # ifdef ELF_MACHINE_RUNTIME_FIXUP_ARGS ELF_MACHINE_RUNTIME_FIXUP_ARGS, @@ -148,7 +133,8 @@ _dl_fixup ( #ifndef PROF DL_FIXUP_VALUE_TYPE -__attribute ((noinline)) ARCH_FIXUP_ATTRIBUTE +__attribute ((noinline)) +DL_ARCH_FIXUP_ATTRIBUTE _dl_profile_fixup ( #ifdef ELF_MACHINE_RUNTIME_FIXUP_ARGS ELF_MACHINE_RUNTIME_FIXUP_ARGS, @@ -332,52 +318,3 @@ _dl_profile_fixup ( } #endif /* PROF */ - - -#include <stdio.h> -void -ARCH_FIXUP_ATTRIBUTE -_dl_call_pltexit (struct link_map *l, ElfW(Word) reloc_arg, - const void *inregs, void *outregs) -{ -#ifdef SHARED - const uintptr_t pltgot = (uintptr_t) D_PTR (l, l_info[DT_PLTGOT]); - - /* This is the address in the array where we store the result of previous - relocations. */ - // XXX Maybe the bound information must be stored on the stack since - // XXX with bind_not a new value could have been stored in the meantime. - struct reloc_result *reloc_result = - &l->l_reloc_result[reloc_index (pltgot, reloc_arg, sizeof (PLTREL))]; - ElfW(Sym) *defsym = ((ElfW(Sym) *) D_PTR (reloc_result->bound, - l_info[DT_SYMTAB]) - + reloc_result->boundndx); - - /* Set up the sym parameter. */ - ElfW(Sym) sym = *defsym; - sym.st_value = DL_FIXUP_VALUE_ADDR (reloc_result->addr); - - /* Get the symbol name. */ - const char *strtab = (const void *) D_PTR (reloc_result->bound, - l_info[DT_STRTAB]); - const char *symname = strtab + sym.st_name; - - struct audit_ifaces *afct = GLRO(dl_audit); - for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt) - { - if (afct->ARCH_LA_PLTEXIT != NULL - && (reloc_result->enterexit - & (LA_SYMB_NOPLTEXIT >> (2 * cnt))) == 0) - { - struct auditstate *l_state = link_map_audit_state (l, cnt); - struct auditstate *bound_state - = link_map_audit_state (reloc_result->bound, cnt); - afct->ARCH_LA_PLTEXIT (&sym, reloc_result->boundndx, - &l_state->cookie, &bound_state->cookie, - inregs, outregs, symname); - } - - afct = afct->next; - } -#endif -} diff --git a/elf/dl-support.c b/elf/dl-support.c index 98d5d8d..d2aa52d 100644 --- a/elf/dl-support.c +++ b/elf/dl-support.c @@ -436,3 +436,11 @@ _dl_get_dl_main_map (void) return &_dl_main_map; } #endif + +/* This is used by _dl_runtime_profile, not used on static code. */ +void +DL_ARCH_FIXUP_ATTRIBUTE +_dl_audit_pltexit (struct link_map *l, ElfW(Word) reloc_arg, + const void *inregs, void *outregs) +{ +} diff --git a/sysdeps/aarch64/dl-trampoline.S b/sysdeps/aarch64/dl-trampoline.S index a7e9267..9b352b1 100644 --- a/sysdeps/aarch64/dl-trampoline.S +++ b/sysdeps/aarch64/dl-trampoline.S @@ -293,7 +293,7 @@ _dl_runtime_profile: ldp x0, x1, [x29, #OFFSET_SAVED_CALL_X0] add x2, x29, #OFFSET_RG add x3, x29, #OFFSET_RV - bl _dl_call_pltexit + bl _dl_audit_pltexit ldp x0, x1, [x29, #OFFSET_RV + DL_OFFSET_RV_X0] ldp d0, d1, [x29, #OFFSET_RV + DL_OFFSET_RV_D0 + 16*0] diff --git a/sysdeps/alpha/dl-trampoline.S b/sysdeps/alpha/dl-trampoline.S index 9dfce5b..55380d4 100644 --- a/sysdeps/alpha/dl-trampoline.S +++ b/sysdeps/alpha/dl-trampoline.S @@ -187,7 +187,7 @@ _dl_runtime_profile_new: jsr $26, ($27), 0 ldgp $29, 0($26) - /* Set up for call to _dl_call_pltexit. */ + /* Set up for call to _dl_audit_pltexit. */ ldq $16, 16*8($15) ldq $17, 17*8($15) stq $0, 16*8($15) @@ -196,7 +196,7 @@ _dl_runtime_profile_new: lda $19, 16*8($15) stt $f0, 18*8($15) stt $f1, 19*8($15) - bsr $26, _dl_call_pltexit !samegp + bsr $26, _dl_audit_pltexit !samegp mov $15, $30 cfi_def_cfa_register (30) @@ -518,7 +518,7 @@ _dl_runtime_profile_old: jsr $26, ($27), 0 ldgp $29, 0($26) - /* Set up for call to _dl_call_pltexit. */ + /* Set up for call to _dl_audit_pltexit. */ ldq $16, 48*8($15) ldq $17, 49*8($15) stq $0, 46*8($15) @@ -527,7 +527,7 @@ _dl_runtime_profile_old: lda $19, 46*8($15) stt $f0, 48*8($15) stt $f1, 49*8($15) - bsr $26, _dl_call_pltexit !samegp + bsr $26, _dl_audit_pltexit !samegp mov $15, $30 cfi_def_cfa_register (30) diff --git a/sysdeps/arm/dl-machine-rel.h b/sysdeps/arm/dl-machine-rel.h index bec1147..a9ee25a 100644 --- a/sysdeps/arm/dl-machine-rel.h +++ b/sysdeps/arm/dl-machine-rel.h @@ -28,4 +28,6 @@ Prelinked libraries may use Elf32_Rela though. */ #define ELF_MACHINE_PLT_REL 1 +#define PLTREL ElfW(Rel) + #endif diff --git a/sysdeps/arm/dl-trampoline.S b/sysdeps/arm/dl-trampoline.S index 7010530..a2d3227 100644 --- a/sysdeps/arm/dl-trampoline.S +++ b/sysdeps/arm/dl-trampoline.S @@ -194,7 +194,7 @@ _dl_runtime_profile: ldmia ip, {r0,r1} add r2, r7, #72 add r3, r7, #0 - bl _dl_call_pltexit + bl _dl_audit_pltexit @ Return to caller. ldmia r7, {r0-r3} diff --git a/sysdeps/generic/dl-fixup-attribute.h b/sysdeps/generic/dl-fixup-attribute.h new file mode 100644 index 0000000..aa92169 --- /dev/null +++ b/sysdeps/generic/dl-fixup-attribute.h @@ -0,0 +1,24 @@ +/* ABI specifics for lazy resolution functions. + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#ifndef _DL_FIXUP_ATTRIBUTE_H +#define _DL_FIXUP_ATTRIBUTE_H + +#define DL_ARCH_FIXUP_ATTRIBUTE + +#endif diff --git a/sysdeps/generic/dl-machine-rel.h b/sysdeps/generic/dl-machine-rel.h index 9167a1d..9d5b7bb 100644 --- a/sysdeps/generic/dl-machine-rel.h +++ b/sysdeps/generic/dl-machine-rel.h @@ -23,5 +23,7 @@ #define ELF_MACHINE_NO_REL 1 /* Defined if the architecture supports Elf{32,64}_Rela relocations. */ #define ELF_MACHINE_NO_RELA 0 +/* Used to calculate the index of link_map l_reloc_result. */ +#define PLTREL ElfW(Rela) #endif diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index cf9f58d..d0004a3 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -35,6 +35,7 @@ #include <link.h> #include <dl-lookupcfg.h> #include <dl-sysdep.h> +#include <dl-fixup-attribute.h> #include <libc-lock.h> #include <hp-timing.h> #include <tls.h> @@ -1438,6 +1439,11 @@ void _dl_audit_pltenter (struct link_map *l, struct reloc_result *reloc_result, DL_FIXUP_VALUE_TYPE *value, void *regs, long int *framesize) attribute_hidden; +void DL_ARCH_FIXUP_ATTRIBUTE _dl_audit_pltexit (struct link_map *l, + ElfW(Word) reloc_arg, + const void *inregs, + void *outregs) + attribute_hidden; #endif /* SHARED */ #if PTHREAD_IN_LIBC && defined SHARED diff --git a/sysdeps/hppa/dl-runtime.c b/sysdeps/hppa/dl-runtime.c index e7fbb74..b60a6b5 100644 --- a/sysdeps/hppa/dl-runtime.c +++ b/sysdeps/hppa/dl-runtime.c @@ -26,7 +26,7 @@ _dl_fixup with the relocation offset. */ ElfW(Word) -attribute_hidden __attribute ((noinline)) ARCH_FIXUP_ATTRIBUTE +attribute_hidden __attribute ((noinline)) DL_ARCH_FIXUP_ATTRIBUTE _dl_fix_reloc_arg (struct fdesc *fptr, struct link_map *l) { Elf32_Addr l_addr, iplt, jmprel, end_jmprel, r_type; diff --git a/sysdeps/hppa/dl-trampoline.S b/sysdeps/hppa/dl-trampoline.S index cb18ea7..c54879b 100644 --- a/sysdeps/hppa/dl-trampoline.S +++ b/sysdeps/hppa/dl-trampoline.S @@ -300,7 +300,7 @@ L(cont): ldw -4(%sp),%r1 copy %r1, %sp - /* Arguments to _dl_call_pltexit */ + /* Arguments to _dl_audit_pltexit */ ldw -116(%sp), %r26 /* (1) got[1] == struct link_map */ ldw -120(%sp), %r25 /* (2) reloc offsets */ ldo -56(%sp), %r24 /* (3) *La_hppa_regs */ @@ -312,8 +312,8 @@ L(cont): ldo -128(%sp), %r1 fstd %fr4,0(%r1) - /* Call _dl_call_pltexit */ - bl _dl_call_pltexit,%rp + /* Call _dl_audit_pltexit */ + bl _dl_audit_pltexit,%rp nop /* Restore *La_hppa_retval */ diff --git a/sysdeps/i386/dl-fixup-attribute.h b/sysdeps/i386/dl-fixup-attribute.h new file mode 100644 index 0000000..c10e9936 --- /dev/null +++ b/sysdeps/i386/dl-fixup-attribute.h @@ -0,0 +1,30 @@ +/* ABI specifics for lazy resolution functions. i386 version. + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#ifndef _DL_FIXUP_ATTRIBUTE_H +#define _DL_FIXUP_ATTRIBUTE_H + +/* We cannot use this scheme for profiling because the _mcount call destroys + the passed register information. */ +#ifndef PROF +# define DL_ARCH_FIXUP_ATTRIBUTE __attribute__ ((regparm (3), stdcall, unused)) +#else +# define DL_ARCH_FIXUP_ATTRIBUTE +#endif + +#endif diff --git a/sysdeps/i386/dl-machine-rel.h b/sysdeps/i386/dl-machine-rel.h index 7ac46f7..bb3480d 100644 --- a/sysdeps/i386/dl-machine-rel.h +++ b/sysdeps/i386/dl-machine-rel.h @@ -28,4 +28,6 @@ Prelinked libraries may use Elf32_Rela though. */ #define ELF_MACHINE_PLT_REL 1 +#define PLTREL ElfW(Rel) + #endif diff --git a/sysdeps/i386/dl-machine.h b/sysdeps/i386/dl-machine.h index 169bed5..2f0dbc2 100644 --- a/sysdeps/i386/dl-machine.h +++ b/sysdeps/i386/dl-machine.h @@ -115,29 +115,6 @@ elf_machine_runtime_setup (struct link_map *l, struct r_scope_elem *scope[], return lazy; } -#ifdef IN_DL_RUNTIME - -# ifndef PROF -/* We add a declaration of this function here so that in dl-runtime.c - the ELF_MACHINE_RUNTIME_TRAMPOLINE macro really can pass the parameters - in registers. - - We cannot use this scheme for profiling because the _mcount call - destroys the passed register information. */ -#define ARCH_FIXUP_ATTRIBUTE __attribute__ ((regparm (3), stdcall, unused)) - -extern ElfW(Addr) _dl_fixup (struct link_map *l, - ElfW(Word) reloc_offset) - ARCH_FIXUP_ATTRIBUTE; -extern ElfW(Addr) _dl_profile_fixup (struct link_map *l, - ElfW(Word) reloc_offset, - ElfW(Addr) retaddr, void *regs, - long int *framesizep) - ARCH_FIXUP_ATTRIBUTE; -# endif - -#endif - /* Mask identifying addresses reserved for the user program, where the dynamic linker should not map anything. */ #define ELF_MACHINE_USER_ADDRESS_MASK 0xf0000000UL diff --git a/sysdeps/i386/dl-trampoline.S b/sysdeps/i386/dl-trampoline.S index 5669ab1..1e555de 100644 --- a/sysdeps/i386/dl-trampoline.S +++ b/sysdeps/i386/dl-trampoline.S @@ -252,7 +252,7 @@ _dl_runtime_profile: movl (LRV_SIZE + 4 + LR_SIZE)(%esp), %eax # PLT1 movl (LRV_SIZE + 4 + LR_SIZE + 4)(%esp), %edx - call _dl_call_pltexit + call _dl_audit_pltexit movl LRV_EAX_OFFSET(%esp), %eax movl LRV_EDX_OFFSET(%esp), %edx fldt LRV_ST1_OFFSET(%esp) diff --git a/sysdeps/ia64/dl-trampoline.S b/sysdeps/ia64/dl-trampoline.S index 3053405..11e8693 100644 --- a/sysdeps/ia64/dl-trampoline.S +++ b/sysdeps/ia64/dl-trampoline.S @@ -133,7 +133,7 @@ END(_dl_runtime_resolve) /* The fourth argument to _dl_profile_fixup and the third one to - _dl_call_pltexit are a pointer to La_ia64_regs: + _dl_audit_pltexit are a pointer to La_ia64_regs: 8byte r8 8byte r9 @@ -159,7 +159,7 @@ END(_dl_runtime_resolve) 8byte sp The fifth argument to _dl_profile_fixup is a pointer to long int. - The fourth argument to _dl_call_pltexit is a pointer to + The fourth argument to _dl_audit_pltexit is a pointer to La_ia64_retval: 8byte r8 @@ -261,7 +261,7 @@ ENTRY(_dl_runtime_profile) } { .mii mov r18 = ar.unat /* save it in La_ia64_regs */ - mov loc7 = out3 /* save it for _dl_call_pltexit */ + mov loc7 = out3 /* save it for _dl_audit_pltexit */ mov loc5 = r11 /* preserve language specific register */ } { .mmi @@ -272,7 +272,7 @@ ENTRY(_dl_runtime_profile) } { .mii mov ar.unat = r17 /* restore it for function call */ - mov loc8 = r16 /* save it for _dl_call_pltexit */ + mov loc8 = r16 /* save it for _dl_audit_pltexit */ nop.i 0x0 } { .mmi @@ -291,7 +291,7 @@ ENTRY(_dl_runtime_profile) { .mmi stf.spill [r2] = f14, 32 stf.spill [r3] = f15, 24 - mov loc9 = out1 /* save it for _dl_call_pltexit */ + mov loc9 = out1 /* save it for _dl_audit_pltexit */ ;; } { .mmb @@ -426,7 +426,7 @@ ENTRY(_dl_runtime_profile) br.call.sptk.many b0 = b6 } { .mii - /* Prepare stack for _dl_call_pltexit. Loc10 has the original + /* Prepare stack for _dl_audit_pltexit. Loc10 has the original stack pointer. */ adds r12 = -PLTEXIT_FRAME_SIZE, loc10 adds r2 = -(PLTEXIT_FRAME_SIZE - 16), loc10 @@ -461,14 +461,14 @@ ENTRY(_dl_runtime_profile) { .mmi stf.spill [r2] = f12, 32 stf.spill [r3] = f13, 32 - /* We need to restore gp for _dl_call_pltexit. */ + /* We need to restore gp for _dl_audit_pltexit. */ mov gp = loc11 ;; } { .mmb stf.spill [r2] = f14 stf.spill [r3] = f15 - br.call.sptk.many b0 = _dl_call_pltexit + br.call.sptk.many b0 = _dl_audit_pltexit } { .mmi /* Load all the non-floating and floating return values. Skip diff --git a/sysdeps/m68k/dl-trampoline.S b/sysdeps/m68k/dl-trampoline.S index a51a5f7..72bde66 100644 --- a/sysdeps/m68k/dl-trampoline.S +++ b/sysdeps/m68k/dl-trampoline.S @@ -202,7 +202,7 @@ _dl_runtime_profile: cfi_adjust_cfa_offset (4) move.l (32+FPSPACE)(%sp), -(%sp) cfi_adjust_cfa_offset (4) - jbsr _dl_call_pltexit + jbsr _dl_audit_pltexit lea 16(%sp), %sp cfi_adjust_cfa_offset (-16) move.l (%sp)+, %d0 diff --git a/sysdeps/mips/dl-machine-rel.h b/sysdeps/mips/dl-machine-rel.h index ed39618..3d0dfec 100644 --- a/sysdeps/mips/dl-machine-rel.h +++ b/sysdeps/mips/dl-machine-rel.h @@ -22,5 +22,6 @@ #define ELF_MACHINE_PLT_REL 1 #define ELF_MACHINE_NO_REL 0 #define ELF_MACHINE_NO_RELA 0 +#define PLTREL ElfW(Rel) #endif diff --git a/sysdeps/powerpc/powerpc64/dl-trampoline.S b/sysdeps/powerpc/powerpc64/dl-trampoline.S index 61bd857..97f0105 100644 --- a/sysdeps/powerpc/powerpc64/dl-trampoline.S +++ b/sysdeps/powerpc/powerpc64/dl-trampoline.S @@ -197,7 +197,7 @@ END(_dl_runtime_resolve) #ifndef PROF ENTRY (_dl_profile_resolve, 4) /* Spill r30, r31 to preserve the link_map* and reloc_addr, in case we - need to call _dl_call_pltexit. */ + need to call _dl_audit_pltexit. */ std r31,-8(r1) std r30,-16(r1) /* We need to save the registers used to pass parameters, ie. r3 thru @@ -452,7 +452,7 @@ L(restoreFXR2): L(callpltexit): addi r5,r1,INT_PARMS addi r6,r1,INT_RTN - bl JUMPTARGET(_dl_call_pltexit) + bl JUMPTARGET(_dl_audit_pltexit) #ifndef SHARED nop #endif diff --git a/sysdeps/s390/s390-32/dl-trampoline.h b/sysdeps/s390/s390-32/dl-trampoline.h index c224a2b..9e4cd10 100644 --- a/sysdeps/s390/s390-32/dl-trampoline.h +++ b/sysdeps/s390/s390-32/dl-trampoline.h @@ -282,7 +282,7 @@ _dl_runtime_profile: basr %r1,0 5: l %r14,7f-5b(%r1) la %r5,CFA_OFF+RETVAL_OFF(%r12) # struct La_s390_32_retval * - bas %r14,0(%r14,%r1) # call _dl_call_pltexit + bas %r14,0(%r14,%r1) # call _dl_audit_pltexit lr %r15,%r12 # remove stack frame # undef FRAME_SIZE @@ -301,7 +301,7 @@ _dl_runtime_profile: br %r14 6: .long _dl_profile_fixup - 0b -7: .long _dl_call_pltexit - 5b +7: .long _dl_audit_pltexit - 5b cfi_endproc .size _dl_runtime_profile, .-_dl_runtime_profile # undef SIZEOF_STRUCT_LA_S390_32_REGS diff --git a/sysdeps/s390/s390-64/dl-trampoline.h b/sysdeps/s390/s390-64/dl-trampoline.h index ae741a3..6e5bad4 100644 --- a/sysdeps/s390/s390-64/dl-trampoline.h +++ b/sysdeps/s390/s390-64/dl-trampoline.h @@ -284,7 +284,7 @@ _dl_runtime_profile: lmg %r2,%r4,CFA_OFF+PLT1_OFF(%r12) # r2, r3: args saved by PLT # r4: struct La_s390_64_regs * la %r5,CFA_OFF+RETVAL_OFF(%r12) # struct La_s390_64_retval * - brasl %r14,_dl_call_pltexit + brasl %r14,_dl_audit_pltexit lgr %r15,%r12 # remove stack frame # undef FRAME_SIZE diff --git a/sysdeps/sh/dl-trampoline.S b/sysdeps/sh/dl-trampoline.S index 824ac84..f9038cd 100644 --- a/sysdeps/sh/dl-trampoline.S +++ b/sysdeps/sh/dl-trampoline.S @@ -423,8 +423,8 @@ _dl_runtime_profile: .align 2 #ifdef SHARED 7: .long _GLOBAL_OFFSET_TABLE_ -8: .long _dl_call_pltexit@GOTOFF +8: .long _dl_audit_pltexit@GOTOFF #else -8: .long _dl_call_pltexit +8: .long _dl_audit_pltexit #endif .size _dl_runtime_profile, .-_dl_runtime_profile diff --git a/sysdeps/sparc/sparc32/dl-trampoline.S b/sysdeps/sparc/sparc32/dl-trampoline.S index 426f90c..2f64809 100644 --- a/sysdeps/sparc/sparc32/dl-trampoline.S +++ b/sysdeps/sparc/sparc32/dl-trampoline.S @@ -127,7 +127,7 @@ _dl_profile_invoke: mov %l5, %o0 mov %l6, %o1 add %sp, (11 * 8), %o2 - call _dl_call_pltexit + call _dl_audit_pltexit add %sp, ( 9 * 8), %o3 ldd [%sp + ( 9 * 8)], %i0 diff --git a/sysdeps/sparc/sparc64/dl-trampoline.S b/sysdeps/sparc/sparc64/dl-trampoline.S index 8d59fa6..86605e3 100644 --- a/sysdeps/sparc/sparc64/dl-trampoline.S +++ b/sysdeps/sparc/sparc64/dl-trampoline.S @@ -196,7 +196,7 @@ _dl_profile_invoke: mov %l5, %o0 mov %l6, %o1 add %sp, STACK_BIAS + (24 * 8), %o2 - call _dl_call_pltexit + call _dl_audit_pltexit add %sp, STACK_BIAS + (16 * 8), %o3 ldx [%sp + STACK_BIAS + (16 * 8)], %i0 diff --git a/sysdeps/x86_64/dl-runtime.h b/sysdeps/x86_64/dl-runtime.h index 9c8d397..19ba33e 100644 --- a/sysdeps/x86_64/dl-runtime.h +++ b/sysdeps/x86_64/dl-runtime.h @@ -18,7 +18,7 @@ 02111-1307 USA. */ /* The ABI calls for the PLT stubs to pass the index of the relocation - and not its offset. In _dl_profile_fixup and _dl_call_pltexit we + and not its offset. In _dl_profile_fixup and _dl_audit_pltexit we also use the index. Therefore it is wasteful to compute the offset in the trampoline just to reverse the operation immediately afterwards. */ diff --git a/sysdeps/x86_64/dl-trampoline.h b/sysdeps/x86_64/dl-trampoline.h index dfbfefb..812f67f 100644 --- a/sysdeps/x86_64/dl-trampoline.h +++ b/sysdeps/x86_64/dl-trampoline.h @@ -357,7 +357,7 @@ _dl_runtime_profile: jns 3f /* There's nothing in the frame size, so there - will be no call to the _dl_call_pltexit. */ + will be no call to the _dl_audit_pltexit. */ /* Get back registers content. */ movq LR_RCX_OFFSET(%rsp), %rcx @@ -403,7 +403,7 @@ _dl_runtime_profile: mov 24(%rbx), %RSP_LP # Drop the copied stack content /* Now we have to prepare the La_x86_64_retval structure for the - _dl_call_pltexit. The La_x86_64_regs is being pointed by rsp now, + _dl_audit_pltexit. The La_x86_64_regs is being pointed by rsp now, so we just need to allocate the sizeof(La_x86_64_retval) space on the stack, since the alignment has already been taken care of. */ # ifdef RESTORE_AVX @@ -448,7 +448,7 @@ _dl_runtime_profile: movq 24(%rbx), %rdx # La_x86_64_regs argument to %rdx. movq 40(%rbx), %rsi # Copy args pushed by PLT in register. movq 32(%rbx), %rdi # %rdi: link_map, %rsi: reloc_index - call _dl_call_pltexit + call _dl_audit_pltexit /* Restore return registers. */ movq LRV_RAX_OFFSET(%rsp), %rax |