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-rw-r--r--sysdeps/s390/s390-32/Dist1
-rw-r--r--sysdeps/s390/s390-32/__longjmp.c36
-rw-r--r--sysdeps/s390/s390-32/backtrace.c5
-rw-r--r--sysdeps/s390/s390-32/bits/wordsize.h11
-rw-r--r--sysdeps/s390/s390-32/dl-machine.h151
-rw-r--r--sysdeps/s390/s390-32/dl-trampoline.S134
-rw-r--r--sysdeps/s390/s390-32/elf/setjmp.S17
-rw-r--r--sysdeps/s390/s390-32/elf/start.S9
-rw-r--r--sysdeps/s390/s390-32/s390-mcount.S2
-rw-r--r--sysdeps/s390/s390-32/setjmp.S17
10 files changed, 156 insertions, 227 deletions
diff --git a/sysdeps/s390/s390-32/Dist b/sysdeps/s390/s390-32/Dist
new file mode 100644
index 0000000000..1cd482830a
--- /dev/null
+++ b/sysdeps/s390/s390-32/Dist
@@ -0,0 +1 @@
+s390-mcount.S
diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c
index c47ebbc52a..c1b977cd49 100644
--- a/sysdeps/s390/s390-32/__longjmp.c
+++ b/sysdeps/s390/s390-32/__longjmp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
@@ -29,32 +29,14 @@
void
__longjmp (__jmp_buf env, int val)
{
- register int r2 __asm ("%r2") = val == 0 ? 1 : val;
-#ifdef PTR_DEMANGLE
- register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD ();
- register void *r1 __asm ("%r1") = (void *) env;
-#endif
- /* Restore registers and jump back. */
- asm volatile ("ld %%f6,48(%1)\n\t"
- "ld %%f4,40(%1)\n\t"
-#ifdef PTR_DEMANGLE
- "lm %%r6,%%r13,0(%1)\n\t"
- "lm %%r4,%%r5,32(%1)\n\t"
- "xr %%r4,%2\n\t"
- "xr %%r5,%2\n\t"
- "lr %%r15,%%r5\n\t"
- "br %%r4"
-#else
- "lm %%r6,%%r15,0(%1)\n\t"
- "br %%r14"
-#endif
- : : "r" (r2),
-#ifdef PTR_DEMANGLE
- "r" (r1), "r" (r3)
-#else
- "a" (env)
-#endif
- );
+ /* Restore registers and jump back. */
+ asm volatile ("lr %%r2,%0\n\t" /* PUT val in grp 2. */
+ "ld %%f6,48(%1)\n\t"
+ "ld %%f4,40(%1)\n\t"
+ "lm %%r6,%%r15,0(%1)\n\t"
+ "br %%r14"
+ : : "r" (val == 0 ? 1 : val),
+ "a" (env) : "2" );
/* Avoid `volatile function does return' warnings. */
for (;;);
diff --git a/sysdeps/s390/s390-32/backtrace.c b/sysdeps/s390/s390-32/backtrace.c
index 6adc3bc3d1..7a632572b5 100644
--- a/sysdeps/s390/s390-32/backtrace.c
+++ b/sysdeps/s390/s390-32/backtrace.c
@@ -1,6 +1,6 @@
/* Return backtrace of current program state.
- Copyright (C) 2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
- Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>.
+ Copyright (C) 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
+ Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -142,4 +142,3 @@ __backtrace (void **array, int size)
}
weak_alias (__backtrace, backtrace)
-libc_hidden_def (__backtrace)
diff --git a/sysdeps/s390/s390-32/bits/wordsize.h b/sysdeps/s390/s390-32/bits/wordsize.h
index b41661217f..4f50d8586c 100644
--- a/sysdeps/s390/s390-32/bits/wordsize.h
+++ b/sysdeps/s390/s390-32/bits/wordsize.h
@@ -5,14 +5,3 @@
#else
# define __WORDSIZE 32
#endif
-
-#if !defined __NO_LONG_DOUBLE_MATH && !defined __LONG_DOUBLE_MATH_OPTIONAL
-
-/* Signal that we didn't used to have a `long double'. The changes all
- the `long double' function variants to be redirects to the double
- functions. */
-# define __LONG_DOUBLE_MATH_OPTIONAL 1
-# ifndef __LONG_DOUBLE_128__
-# define __NO_LONG_DOUBLE_MATH 1
-# endif
-#endif
diff --git a/sysdeps/s390/s390-32/dl-machine.h b/sysdeps/s390/s390-32/dl-machine.h
index 8bbf858fbf..52922a813b 100644
--- a/sysdeps/s390/s390-32/dl-machine.h
+++ b/sysdeps/s390/s390-32/dl-machine.h
@@ -1,6 +1,5 @@
/* Machine-dependent ELF dynamic relocation inline functions. S390 Version.
- Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Carl Pederson & Martin Schwidefsky.
This file is part of the GNU C Library.
@@ -22,6 +21,7 @@
#ifndef dl_machine_h
#define dl_machine_h
+
#define ELF_MACHINE_NAME "s390"
#include <sys/param.h>
@@ -112,8 +112,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
{
got[2] = (Elf32_Addr) &_dl_runtime_profile;
- if (GLRO(dl_profile) != NULL
- && _dl_name_match_p (GLRO(dl_profile), l))
+ if (_dl_name_match_p (GLRO(dl_profile), l))
/* This is the object we are looking for. Say that we really
want profiling and the timers are started. */
GL(dl_profile_map) = l;
@@ -127,6 +126,124 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
return lazy;
}
+/* This code is used in dl-runtime.c to call the `fixup' function
+ and then redirect to the address it returns. */
+
+/* s390:
+ Arguments are in register.
+ r2 - r7 holds the original parameters for the function call, fixup
+ and trampoline code use r0-r5 and r14-15. For the correct function
+ call r2-r5 and r14-15 must be restored.
+ Arguments from the PLT are stored at 24(r15) and 28(r15)
+ and must be moved to r2 and r3 for the fixup call (see elf32-s390.c
+ in the binutils for the PLT code).
+ Fixup function address in r2.
+*/
+#ifndef PROF
+#define ELF_MACHINE_RUNTIME_TRAMPOLINE \
+ asm ( "\
+ .text\n\
+ .globl _dl_runtime_resolve\n\
+ .type _dl_runtime_resolve, @function\n\
+ .align 16\n\
+ " CFI_STARTPROC "\n\
+_dl_runtime_resolve:\n\
+ # save registers\n\
+ stm 2,5,32(15)\n\
+ st 14,48(15)\n\
+ lr 0,15\n\
+ ahi 15,-96\n\
+ " CFI_ADJUST_CFA_OFFSET(96)"\n\
+ st 0,0(15)\n\
+ # load args saved by PLT\n\
+ lm 2,3,120(15)\n\
+ basr 1,0\n\
+0: ahi 1,1f-0b\n\
+ l 14,0(1)\n\
+ bas 14,0(14,1) # call fixup\n\
+ lr 1,2 # function addr returned in r2\n\
+ # restore registers\n\
+ ahi 15,96\n\
+ " CFI_ADJUST_CFA_OFFSET(-96)" \n\
+ l 14,48(15)\n\
+ lm 2,5,32(15)\n\
+ br 1\n\
+1: .long fixup-1b\n\
+ " CFI_ENDPROC "\n\
+ .size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
+\n\
+ .globl _dl_runtime_profile\n\
+ .type _dl_runtime_profile, @function\n\
+ .align 16\n\
+ " CFI_STARTPROC "\n\
+_dl_runtime_profile:\n\
+ # save registers\n\
+ stm 2,5,32(15)\n\
+ st 14,48(15)\n\
+ lr 0,15\n\
+ ahi 15,-96\n\
+ " CFI_ADJUST_CFA_OFFSET(96)"\n\
+ st 0,0(15)\n\
+ # load args saved by PLT\n\
+ lm 2,3,120(15)\n\
+ # load return address as third parameter\n\
+ lr 4,14\n\
+ basr 1,0\n\
+0: ahi 1,1f-0b\n\
+ l 14,0(1)\n\
+ bas 14,0(14,1) # call fixup\n\
+ lr 1,2 # function addr returned in r2\n\
+ # restore registers\n\
+ ahi 15,96\n\
+ " CFI_ADJUST_CFA_OFFSET(-96)" \n\
+ l 14,48(15)\n\
+ lm 2,5,32(15)\n\
+ br 1\n\
+1: .long profile_fixup-1b\n\
+ " CFI_ENDPROC "\n\
+ .size _dl_runtime_profile, .-_dl_runtime_profile\n\
+");
+#else
+#define ELF_MACHINE_RUNTIME_TRAMPOLINE \
+ asm ( "\
+ .text\n\
+ .globl _dl_runtime_resolve\n\
+ .globl _dl_runtime_profile\n\
+ .type _dl_runtime_resolve, @function\n\
+ .type _dl_runtime_profile, @function\n\
+ .align 16\n\
+ " CFI_STARTPROC "\n\
+_dl_runtime_resolve:\n\
+_dl_runtime_profile:\n\
+ # save registers\n\
+ stm 2,5,32(15)\n\
+ st 14,48(15)\n\
+ lr 0,15\n\
+ ahi 15,-96\n\
+ " CFI_ADJUST_CFA_OFFSET(96)"\n\
+ st 0,0(15)\n\
+ # load args saved by PLT\n\
+ lm 2,3,120(15)\n\
+ # load return address as third parameter\n\
+ lr 4,14\n\
+ basr 1,0\n\
+0: ahi 1,1f-0b\n\
+ l 14,0(1)\n\
+ bas 14,0(14,1) # call fixup\n\
+ lr 1,2 # function addr returned in r2\n\
+ # restore registers\n\
+ ahi 15,96\n\
+ " CFI_ADJUST_CFA_OFFSET(-96)" \n\
+ l 14,48(15)\n\
+ lm 2,5,32(15)\n\
+ br 1\n\
+1: .long fixup-1b\n\
+ " CFI_ENDPROC "\n\
+ .size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
+ .size _dl_runtime_profile, .-_dl_runtime_profile\n\
+");
+#endif
+
/* Mask identifying addresses reserved for the user program,
where the dynamic linker should not map anything. */
#define ELF_MACHINE_USER_ADDRESS_MASK 0xf8000000UL
@@ -258,20 +375,15 @@ elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc,
return value;
}
-/* Names of the architecture-specific auditing callback functions. */
-#define ARCH_LA_PLTENTER s390_32_gnu_pltenter
-#define ARCH_LA_PLTEXIT s390_32_gnu_pltexit
-
#endif /* !dl_machine_h */
-#ifdef RESOLVE_MAP
+#ifdef RESOLVE
/* Perform the relocation specified by RELOC and SYM (which is fully resolved).
MAP is the object containing the reloc. */
-auto inline void
-__attribute__ ((always_inline))
+static inline void
elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
const Elf32_Sym *sym, const struct r_found_version *version,
void *const reloc_addr_arg)
@@ -305,8 +417,17 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
#ifndef RESOLVE_CONFLICT_FIND_MAP
const Elf32_Sym *const refsym = sym;
#endif
+#if defined USE_TLS && !defined RTLD_BOOTSTRAP
struct link_map *sym_map = RESOLVE_MAP (&sym, version, r_type);
Elf32_Addr value = sym == NULL ? 0 : sym_map->l_addr + sym->st_value;
+#else
+ Elf32_Addr value = RESOLVE (&sym, version, r_type);
+
+# ifndef RTLD_BOOTSTRAP
+ if (sym)
+# endif
+ value += sym->st_value;
+#endif /* use TLS and !RTLD_BOOTSTRAP */
switch (r_type)
{
@@ -418,8 +539,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
}
}
-auto inline void
-__attribute__ ((always_inline))
+static inline void
elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc,
void *const reloc_addr_arg)
{
@@ -427,8 +547,7 @@ elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc,
*reloc_addr = l_addr + reloc->r_addend;
}
-auto inline void
-__attribute__ ((always_inline))
+static inline void
elf_machine_lazy_rel (struct link_map *map,
Elf32_Addr l_addr, const Elf32_Rela *reloc)
{
@@ -448,4 +567,4 @@ elf_machine_lazy_rel (struct link_map *map,
_dl_reloc_bad_type (map, r_type, 1);
}
-#endif /* RESOLVE_MAP */
+#endif /* RESOLVE */
diff --git a/sysdeps/s390/s390-32/dl-trampoline.S b/sysdeps/s390/s390-32/dl-trampoline.S
deleted file mode 100644
index fbbbc189db..0000000000
--- a/sysdeps/s390/s390-32/dl-trampoline.S
+++ /dev/null
@@ -1,134 +0,0 @@
-/* PLT trampolines. s390 version.
- Copyright (C) 2005 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-/* This code is used in dl-runtime.c to call the `fixup' function
- and then redirect to the address it returns. */
-
-/* The PLT stubs will call _dl_runtime_resolve/_dl_runtime_profile
- * with the following linkage:
- * r2 - r6 : parameter registers
- * f0, f2 : floating point parameter registers
- * 24(r15), 28(r15) : PLT arguments PLT1, PLT2
- * 96(r15) : additional stack parameters
- * The normal clobber rules for function calls apply:
- * r0 - r5 : call clobbered
- * r6 - r13 : call saved
- * r14 : return address (call clobbered)
- * r15 : stack pointer (call saved)
- * f4, f6 : call saved
- * f0 - f3, f5, f7 - f15 : call clobbered
- */
-
-#include <sysdep.h>
-
- .text
- .globl _dl_runtime_resolve
- .type _dl_runtime_resolve, @function
- cfi_startproc
- .align 16
-_dl_runtime_resolve:
- stm %r2,%r5,32(%r15) # save registers
- st %r14,8(%r15)
- lr %r0,%r15 # create stack frame
- ahi %r15,-96
- cfi_adjust_cfa_offset (96)
- st 0,0(%r15)
- lm %r2,%r3,120(%r15) # load args saved by PLT
- basr %r1,0
-0: l %r14,1f-0b(%r1)
- bas %r14,0(%r14,%r1) # call resolver
- lr %r1,%r2 # function addr returned in r2
- ahi %r15,96 # remove stack frame
- cfi_adjust_cfa_offset (-96)
- l %r14,8(15) # restore registers
- lm %r2,%r5,32(%r15)
- br %r1
-1: .long _dl_fixup - 0b
- cfi_endproc
- .size _dl_runtime_resolve, .-_dl_runtime_resolve
-
-
-#ifndef PROF
- .globl _dl_runtime_profile
- .type _dl_runtime_profile, @function
- cfi_startproc
- .align 16
-_dl_runtime_profile:
- stm %r2,%r6,32(%r15) # save registers
- std %f0,56(%r15)
- std %f2,64(%r15)
- st %r6,8(%r15)
- st %r12,12(%r15)
- st %r14,16(%r15)
- lr %r12,%r15 # create stack frame
- cfi_def_cfa_register (12)
- ahi %r15,-96
- st %r12,0(%r15)
- lm %r2,%r3,24(%r12) # load arguments saved by PLT
- lr %r4,%r14 # return address as third parameter
- basr %r1,0
-0: l %r14,6f-0b(%r1)
- la %r5,32(%r12) # pointer to struct La_s390_32_regs
- la %r6,20(%r12) # long int * framesize
- bas %r14,0(%r14,%r1) # call resolver
- lr %r1,%r2 # function addr returned in r2
- icm %r0,15,20(%r12) # load & test framesize
- jnm 2f
- lm %r2,%r6,32(%r12)
- ld %f0,56(%r12)
- ld %f2,64(%r12)
- basr %r14,%r1 # call resolved function
-1: lr %r15,%r12 # remove stack frame
- cfi_def_cfa_register (15)
- l %r14,16(%r15) # restore registers
- l %r12,12(%r15)
- l %r6,8(%r15)
- br %r14
- cfi_def_cfa_register (12)
-2: jz 4f # framesize == 0 ?
- ahi %r0,7 # align framesize to 8
- lhi %r2,-8
- nr %r0,%r2
- slr %r15,%r0 # make room for framesize bytes
- st %r12,0(%r15)
- la %r2,96(%r15)
- la %r3,96(%r12)
- srl %r0,3
-3: mvc 0(8,%r2),0(%r3) # copy additional parameters
- la %r2,8(%r2)
- la %r3,8(%r3)
- brct %r0,3b
-4: lm %r2,%r6,32(%r12) # load register parameters
- ld %f0,56(%r12)
- ld %f2,64(%r12)
- basr %r14,%r1 # call resolved function
- stm %r2,%r3,72(%r12)
- std %f0,80(%r12)
- lm %r2,%r3,24(%r12) # load arguments saved by PLT
- basr %r1,0
-5: l %r14,7f-5b(%r1)
- la %r4,32(%r12) # pointer to struct La_s390_32_regs
- la %r5,72(%r12) # pointer to struct La_s390_32_retval
- basr %r14,%r1 # call _dl_call_pltexit
- j 1b
-6: .long _dl_profile_fixup - 0b
-7: .long _dl_call_pltexit - 5b
- cfi_endproc
- .size _dl_runtime_profile, .-_dl_runtime_profile
-#endif
diff --git a/sysdeps/s390/s390-32/elf/setjmp.S b/sysdeps/s390/s390-32/elf/setjmp.S
index ed28008a56..0d1fa8e41d 100644
--- a/sysdeps/s390/s390-32/elf/setjmp.S
+++ b/sysdeps/s390/s390-32/elf/setjmp.S
@@ -1,5 +1,5 @@
/* setjmp for s390, ELF version.
- Copyright (C) 2000, 2002, 2005 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2002 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -46,23 +46,10 @@ END (__setjmp)
ENTRY(__sigsetjmp)
.Linternal_sigsetjmp:
-#ifdef PTR_MANGLE
- stm %r6,%r13,0(%r2) /* store registers in jmp_buf */
- lr %r4,%r14
- lr %r5,%r15
- PTR_MANGLE (%r4, %r1)
- PTR_MANGLE2 (%r5, %r1)
- stm %r4,%r5,32(%r2)
-#else
stm %r6,%r15,0(%r2) /* store registers in jmp_buf */
-#endif
std %f4,40(%r2)
std %f6,48(%r2)
-#if defined NOT_IN_libc && defined IS_IN_rtld
- /* In ld.so we never save the signal mask. */
- lhi %r2,0
- br %r14
-#elif defined PIC
+#ifdef PIC
/* We cannot use the PLT, because it requires that %r12 be set, but
we can't save and restore our caller's value. Instead, we do an
indirect jump through the GOT. */
diff --git a/sysdeps/s390/s390-32/elf/start.S b/sysdeps/s390/s390-32/elf/start.S
index f7290106ce..a09acb5d89 100644
--- a/sysdeps/s390/s390-32/elf/start.S
+++ b/sysdeps/s390/s390-32/elf/start.S
@@ -1,6 +1,5 @@
/* Startup code compliant to the ELF s390 ABI.
- Copyright (C) 2000, 2001, 2002, 2003, 2004, 2006
- Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -89,9 +88,9 @@ _start:
l %r12,.L5-.Llit(%r13) # load .got pointer
la %r6,0(%r13,%r6)
la %r5,0(%r13,%r5)
- la %r12,0(%r13,%r12)
- l %r2,0(%r12,%r2)
+ la %r2,0(%r13,%r2)
la %r1,0(%r13,%r1)
+ la %r12,0(%r13,%r12)
#endif
/* ok, now branch to the libc main routine */
@@ -109,7 +108,7 @@ _start:
#else
.L1: .long __libc_csu_init-.Llit
.L2: .long __libc_csu_fini-.Llit
-.L3: .long main@GOT
+.L3: .long main-.Llit
.L4: .long __libc_start_main@plt-.Llit
.L5: .long _GLOBAL_OFFSET_TABLE_-.Llit
#endif
diff --git a/sysdeps/s390/s390-32/s390-mcount.S b/sysdeps/s390/s390-32/s390-mcount.S
index 6d11f9bbdb..8ecdd0edae 100644
--- a/sysdeps/s390/s390-32/s390-mcount.S
+++ b/sysdeps/s390/s390-32/s390-mcount.S
@@ -81,4 +81,4 @@ C_LABEL(_mcount)
ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(_mcount))
#undef mcount
-weak_alias (_mcount, mcount)
+weak_alias(_mcount, mcount)
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S
index b943085e93..dc4862b2a6 100644
--- a/sysdeps/s390/s390-32/setjmp.S
+++ b/sysdeps/s390/s390-32/setjmp.S
@@ -1,5 +1,5 @@
/*
- Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -29,23 +29,10 @@
/* R2 = pointer to jmp_buf, R3 = savemask */
ENTRY(__sigsetjmp)
-#ifdef PTR_MANGLE
- stm %r6,%r13,0(%r2) /* store registers in jmp_buf */
- lr %r4,%r14
- lr %r5,%r15
- PTR_MANGLE (%r4, %r1)
- PTR_MANGLE2 (%r5, %r1)
- stm %r4,%r5,32(%r2)
-#else
stm %r6,%r15,0(%r2) /* store registers in jmp_buf */
-#endif
std %f4,40(%r2)
std %f6,48(%r2)
-#if defined NOT_IN_libc && defined IS_IN_rtld
- /* In ld.so we never save the signal mask. */
- lhi %r2,0
- br %r14
-#elif defined PIC
+#ifdef PIC
/* We cannot use the PLT, because it requires that %r12 be set, but
we can't save and restore our caller's value. Instead, we do an
indirect jump through the GOT. */
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