2003-12-05  Martin Schwidefsky  <schwidefsky@de.ibm.com>

	* sysdeps/s390/s390-32/elf/setjmp.S (setjmp, __setjmp): Add END
	statements.
	* sysdeps/s390/s390-64/elf/setjmp.S (setjmp, __setjmp): Likewise.
	* sysdeps/s390/s390-32/sysdep.h (ENTRY): Add cfi_startproc directive.
	(END): Add cfi_endproc directive.
	* sysdeps/s390/s390-64/sysdep.h (ENTRY, END): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/socket.S (__socket): Remove
	cfi_startproc and cfi_endproc directive.
	* sysdeps/unix/sysv/linux/s390/s390-64/socket.S (__socket): Likewise.
	* sysdeps/s390/s390-32/addmul_1.S (__mpn_addmul_1): Add CFI directives.
	* sysdeps/s390/s390-32/add_n.S (__mpn_add_n): Likewise.
	* sysdeps/s390/s390-64/add_n.S (__mpn_add_n): Likewise.
	* sysdeps/s390/s390-32/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE):
	Likewise.
	* sysdeps/s390/s390-64/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE):
	Likewise.
	* sysdeps/s390/s390-32/mul_1.S (__mpn_mul_1): Likewise.
	* sysdeps/s390/s390-32/sub_n.S (__mpn_sub_n): Likewise.
	* sysdeps/s390/s390-64/sub_n.S (__mpn_sub_n): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/mmap64.S (__mmap64): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/mmap.S (__mmap): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/mmap.S (__mmap): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/syscall.S (syscall): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/syscall.S (syscall): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S (__syscall_error):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S (__syscall_error):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-32/clone.S (__clone): Add CFI
	directives. Move thread_start out of ENTRY/PSEUDO_END block to
	make backchain terminate.
	* sysdeps/unix/sysv/linux/s390/s390-64/clone.S (__clone): Likewise.

	* sysdeps/s390/s390-32/backtrace.c (trace_arg): New structure.
	(unwind_backtrace, unwind_getip): New variables.
	(init, __backchain_backtrace, backtrace_helper): New functions.
	(__backtrace): Use unwind info for backtrace instead of backchain
	walking if the unwind functions can be found.
	* sysdeps/s390/s390-64/backtrace.c: Likewise.

	* sysdeps/unix/sysv/linux/s390/s390-32/posix_fadvise64.c: New file.

	* sysdeps/unix/sysv/linux/s390/sys/procfs.h (ELF_NGREG32): New #define.
	(elf_greg_t32, elf_gregset_t32, elf_fpregset_t32): New types.
	(elf_prstatus32, elf_prpsinfo32): New structures.
	(prgregset32_t, prfpregset32_t, prstatus32_t, prpsinfo32_t): New types.

	* scripts/data/c++-types-s390-linux-gnu.data: New file.
	* scripts/data/c++-types-s390x-linux-gnu.data: New file.
This commit is contained in:
Ulrich Drepper 2003-12-06 00:20:16 +00:00
parent dd17514ce7
commit 844a34a2ae
30 changed files with 566 additions and 20 deletions

View File

@ -1,3 +1,55 @@
2003-12-05 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/s390/s390-32/elf/setjmp.S (setjmp, __setjmp): Add END
statements.
* sysdeps/s390/s390-64/elf/setjmp.S (setjmp, __setjmp): Likewise.
* sysdeps/s390/s390-32/sysdep.h (ENTRY): Add cfi_startproc directive.
(END): Add cfi_endproc directive.
* sysdeps/s390/s390-64/sysdep.h (ENTRY, END): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/socket.S (__socket): Remove
cfi_startproc and cfi_endproc directive.
* sysdeps/unix/sysv/linux/s390/s390-64/socket.S (__socket): Likewise.
* sysdeps/s390/s390-32/addmul_1.S (__mpn_addmul_1): Add CFI directives.
* sysdeps/s390/s390-32/add_n.S (__mpn_add_n): Likewise.
* sysdeps/s390/s390-64/add_n.S (__mpn_add_n): Likewise.
* sysdeps/s390/s390-32/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE):
Likewise.
* sysdeps/s390/s390-64/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE):
Likewise.
* sysdeps/s390/s390-32/mul_1.S (__mpn_mul_1): Likewise.
* sysdeps/s390/s390-32/sub_n.S (__mpn_sub_n): Likewise.
* sysdeps/s390/s390-64/sub_n.S (__mpn_sub_n): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/mmap64.S (__mmap64): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/mmap.S (__mmap): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/mmap.S (__mmap): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/syscall.S (syscall): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/syscall.S (syscall): Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S (__syscall_error):
Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S (__syscall_error):
Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/clone.S (__clone): Add CFI
directives. Move thread_start out of ENTRY/PSEUDO_END block to
make backchain terminate.
* sysdeps/unix/sysv/linux/s390/s390-64/clone.S (__clone): Likewise.
* sysdeps/s390/s390-32/backtrace.c (trace_arg): New structure.
(unwind_backtrace, unwind_getip): New variables.
(init, __backchain_backtrace, backtrace_helper): New functions.
(__backtrace): Use unwind info for backtrace instead of backchain
walking if the unwind functions can be found.
* sysdeps/s390/s390-64/backtrace.c: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/posix_fadvise64.c: New file.
* sysdeps/unix/sysv/linux/s390/sys/procfs.h (ELF_NGREG32): New #define.
(elf_greg_t32, elf_gregset_t32, elf_fpregset_t32): New types.
(elf_prstatus32, elf_prpsinfo32): New structures.
(prgregset32_t, prfpregset32_t, prstatus32_t, prpsinfo32_t): New types.
* scripts/data/c++-types-s390-linux-gnu.data: New file.
* scripts/data/c++-types-s390x-linux-gnu.data: New file.
2003-11-30 Petter Reinholdtsen <pere@hungry.com>
* stdlib/strfmon.c: Correct formatting of international currency

View File

@ -0,0 +1,58 @@
blkcnt64_t:x
blkcnt_t:l
blksize_t:l
caddr_t:Pc
clockid_t:i
clock_t:l
daddr_t:i
dev_t:y
fd_mask:l
fsblkcnt64_t:y
fsblkcnt_t:m
fsfilcnt64_t:y
fsfilcnt_t:m
fsid_t:8__fsid_t
gid_t:j
id_t:j
ino64_t:y
ino_t:m
int16_t:s
int32_t:i
int64_t:x
int8_t:a
intptr_t:i
key_t:i
loff_t:x
mode_t:j
nlink_t:j
off64_t:x
off_t:l
pid_t:i
pthread_key_t:j
pthread_once_t:i
pthread_spinlock_t:i
pthread_t:m
quad_t:x
register_t:i
rlim64_t:y
rlim_t:m
sigset_t:10__sigset_t
size_t:m
socklen_t:j
ssize_t:l
suseconds_t:l
time_t:l
u_char:h
uid_t:j
uint:j
u_int:j
u_int16_t:t
u_int32_t:j
u_int64_t:y
u_int8_t:h
ulong:m
u_long:m
u_quad_t:y
useconds_t:j
ushort:t
u_short:t

View File

@ -0,0 +1,58 @@
blkcnt64_t:l
blkcnt_t:l
blksize_t:l
caddr_t:Pc
clockid_t:i
clock_t:l
daddr_t:i
dev_t:m
fd_mask:l
fsblkcnt64_t:m
fsblkcnt_t:m
fsfilcnt64_t:m
fsfilcnt_t:m
fsid_t:8__fsid_t
gid_t:j
id_t:j
ino64_t:m
ino_t:m
int16_t:s
int32_t:i
int64_t:l
int8_t:a
intptr_t:l
key_t:i
loff_t:l
mode_t:j
nlink_t:m
off64_t:l
off_t:l
pid_t:i
pthread_key_t:j
pthread_once_t:i
pthread_spinlock_t:i
pthread_t:m
quad_t:l
register_t:l
rlim64_t:m
rlim_t:m
sigset_t:10__sigset_t
size_t:m
socklen_t:j
ssize_t:l
suseconds_t:l
time_t:l
u_char:h
uid_t:j
uint:j
u_int:j
u_int16_t:t
u_int32_t:j
u_int64_t:m
u_int8_t:h
ulong:m
u_long:m
u_quad_t:m
useconds_t:j
ushort:t
u_short:t

View File

@ -33,6 +33,7 @@
.text
ENTRY(__mpn_add_n)
st %r6,24(%r15) # save register 6
cfi_offset (%r6, -72)
sr %r1,%r1
lhi %r0,1 # cannot use ahi to add carry, use alr
.L0: l %r6,0(%r1,%r3) # .L0 -> no carry from last add

View File

@ -33,6 +33,7 @@
.text
ENTRY(__mpn_addmul_1)
st %r6,24(%r15)
cfi_offset (%r6, -72)
slr %r6,%r6 # cy_limb = 0
.L0: icm %r1,15,0(%r3) # get s1_ptr[i]
mr %r0,%r5 # umul_ppmm(prod_high,prod_low,s1_ptr[j],s2_limb)

View File

@ -1,5 +1,5 @@
/* Return backtrace of current program state.
Copyright (C) 2000, 2001 Free Software Foundation, Inc.
Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@ -18,8 +18,12 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <bits/libc-lock.h>
#include <dlfcn.h>
#include <execinfo.h>
#include <stddef.h>
#include <stdlib.h>
#include <unwind.h>
/* This is a global variable set at program start time. It marks the
highest used stack address. */
@ -51,10 +55,31 @@ struct layout
int empty[2];
};
int
__backtrace (array, size)
void **array;
int size;
struct trace_arg
{
void **array;
int cnt, size;
};
static _Unwind_Reason_Code (*unwind_backtrace) (_Unwind_Trace_Fn, void *);
static _Unwind_Ptr (*unwind_getip) (struct _Unwind_Context *);
static void
init (void)
{
void *handle = __libc_dlopen ("libgcc_s.so.1");
if (handle == NULL)
return;
unwind_backtrace = __libc_dlsym (handle, "_Unwind_Backtrace");
unwind_getip = __libc_dlsym (handle, "_Unwind_GetIP");
if (unwind_getip == NULL)
unwind_backtrace = NULL;
}
static int
__backchain_backtrace (void **array, int size)
{
/* We assume that all the code is generated with frame pointers set. */
struct layout *stack;
@ -71,11 +96,42 @@ __backtrace (array, size)
out of range. */
break;
array[cnt++] = stack->save_grps[8] & 0x7fffffff;
array[cnt++] = (void *) (stack->save_grps[8] & 0x7fffffff);
stack = (struct layout *) stack->back_chain;
}
return cnt;
}
static _Unwind_Reason_Code
backtrace_helper (struct _Unwind_Context *ctx, void *a)
{
struct trace_arg *arg = a;
/* We are first called with address in the __backtrace function.
Skip it. */
if (arg->cnt != -1)
arg->array[arg->cnt] = (void *) unwind_getip (ctx);
if (++arg->cnt == arg->size)
return _URC_END_OF_STACK;
return _URC_NO_REASON;
}
int
__backtrace (void **array, int size)
{
struct trace_arg arg = { .array = array, .size = size, .cnt = -1 };
__libc_once_define (static, once);
__libc_once (once, init);
if (unwind_backtrace == NULL)
return __backchain_backtrace (array, size);
if (size >= 1)
unwind_backtrace (backtrace_helper, &arg);
return arg.cnt != -1 ? arg.cnt : 0;
}
weak_alias (__backtrace, backtrace)

View File

@ -146,12 +146,14 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
.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\
@ -162,21 +164,25 @@ _dl_runtime_resolve:\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\
@ -189,10 +195,12 @@ _dl_runtime_profile:\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
@ -204,6 +212,7 @@ _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\
@ -211,6 +220,7 @@ _dl_runtime_profile:\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\
@ -223,10 +233,12 @@ _dl_runtime_profile:\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\
");

View File

@ -34,9 +34,15 @@ END (setjmp)
/* Binary compatibility entry point. */
ENTRY(_setjmp)
.weak C_SYMBOL_NAME (_setjmp)
lhi %r3,0 /* second argument of zero */
j .Linternal_sigsetjmp /* branch relativ to __sigsetjmp */
END (_setjmp)
libc_hidden_def (_setjmp)
ENTRY(__setjmp)
lhi %r3,0 /* second argument of zero */
j .Linternal_sigsetjmp /* branch relativ to __sigsetjmp */
END (__setjmp)
ENTRY(__sigsetjmp)
.Linternal_sigsetjmp:

View File

@ -33,6 +33,7 @@
.text
ENTRY(__mpn_mul_1)
st %r6,24(%r15)
cfi_offset (%r6, -72)
slr %r6,%r6 # cy_limb = 0
.L0: icm %r1,15,0(%r3) # get s1_ptr[i]
mr %r0,%r5 # umul_ppmm(prod_high,prod_low,s1_ptr[j],s2_limb)

View File

@ -32,6 +32,7 @@
ENTRY(__mpn_sub_n)
st %r6,24(%r15) # save register 6
cfi_offset (%r6, -72)
sr %r1,%r1
lhi %r0,1 # cannot use ahi to add carry, use slr
.L0: l %r6,0(%r1,%r3) # .L0 -> no carry from last sub

View File

@ -51,10 +51,12 @@
ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \
.align ALIGNARG(2); \
C_LABEL(name) \
cfi_startproc; \
CALL_MCOUNT
#undef END
#define END(name) \
cfi_endproc; \
ASM_SIZE_DIRECTIVE(name) \
/* If compiled for profiling, call `mcount' at the start of each function. */

View File

@ -33,6 +33,7 @@
.text
ENTRY(__mpn_add_n)
stg %r6,48(%r15) # save register 6
cfi_offset (%r6,-112)
slgr %r1,%r1
lghi %r0,1 # cannot use ahi to add carry, use alr
.L0: lg %r6,0(%r1,%r3) # .L0 -> no carry from last add

View File

@ -1,5 +1,5 @@
/* Return backtrace of current program state. 64 bit S/390 version.
Copyright (C) 2001 Free Software Foundation, Inc.
Copyright (C) 2001, 2003 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@ -18,8 +18,12 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <bits/libc-lock.h>
#include <dlfcn.h>
#include <execinfo.h>
#include <stddef.h>
#include <stdlib.h>
#include <unwind.h>
/* This is a global variable set at program start time. It marks the
@ -50,10 +54,31 @@ struct layout
long empty[2];
};
struct trace_arg
{
void **array;
int cnt, size;
};
static _Unwind_Reason_Code (*unwind_backtrace) (_Unwind_Trace_Fn, void *);
static _Unwind_Ptr (*unwind_getip) (struct _Unwind_Context *);
static void
init (void)
{
void *handle = __libc_dlopen ("libgcc_s.so.1");
if (handle == NULL)
return;
unwind_backtrace = __libc_dlsym (handle, "_Unwind_Backtrace");
unwind_getip = __libc_dlsym (handle, "_Unwind_GetIP");
if (unwind_getip == NULL)
unwind_backtrace = NULL;
}
int
__backtrace (array, size)
void **array;
int size;
__backchain_backtrace (void **array, int size)
{
/* We assume that all the code is generated with frame pointers set. */
struct layout *stack;
@ -77,4 +102,35 @@ __backtrace (array, size)
return cnt;
}
static _Unwind_Reason_Code
backtrace_helper (struct _Unwind_Context *ctx, void *a)
{
struct trace_arg *arg = a;
/* We are first called with address in the __backtrace function.
Skip it. */
if (arg->cnt != -1)
arg->array[arg->cnt] = (void *) unwind_getip (ctx);
if (++arg->cnt == arg->size)
return _URC_END_OF_STACK;
return _URC_NO_REASON;
}
int
__backtrace (void **array, int size)
{
struct trace_arg arg = { .array = array, .size = size, .cnt = -1 };
__libc_once_define (static, once);
__libc_once (once, init);
if (unwind_backtrace == NULL)
return __backchain_backtrace (array, size);
if (size >= 1)
unwind_backtrace (backtrace_helper, &arg);
return arg.cnt != -1 ? arg.cnt : 0;
}
weak_alias (__backtrace, backtrace)

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@ -139,12 +139,14 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
.globl _dl_runtime_resolve\n\
.type _dl_runtime_resolve, @function\n\
.align 16\n\
" CFI_STARTPROC "\n\
_dl_runtime_resolve:\n\
# save registers\n\
stmg 2,5,64(15)\n\
stg 14,96(15)\n\
lgr 0,15\n\
aghi 15,-160\n\
" CFI_ADJUST_CFA_OFFSET(160)"\n\
stg 0,0(15)\n\
# load args saved by PLT\n\
lmg 2,3,208(15)\n\
@ -152,20 +154,24 @@ _dl_runtime_resolve:\n\
lgr 1,2 # function addr returned in r2\n\
# restore registers\n\
aghi 15,160\n\
" CFI_ADJUST_CFA_OFFSET(-160)" \n\
lg 14,96(15)\n\
lmg 2,5,64(15)\n\
br 1\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\
stmg 2,5,64(15)\n\
stg 14,96(15)\n\
lgr 0,15\n\
aghi 15,-160\n\
" CFI_ADJUST_CFA_OFFSET(160)"\n\
stg 0,0(15)\n\
# load args saved by PLT\n\
lmg 2,3,208(15)\n\
@ -175,9 +181,11 @@ _dl_runtime_profile:\n\
lgr 1,2 # function addr returned in r2\n\
# restore registers\n\
aghi 15,160\n\
" CFI_ADJUST_CFA_OFFSET(-160)" \n\
lg 14,96(15)\n\
lmg 2,5,64(15)\n\
br 1\n\
" CFI_ENDPROC "\n\
.size _dl_runtime_profile, .-_dl_runtime_profile\n\
");
#else
@ -189,6 +197,7 @@ _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\
@ -196,6 +205,7 @@ _dl_runtime_profile:\n\
stg 14,96(15)\n\
lgr 0,15\n\
aghi 15,-160\n\
" CFI_ADJUST_CFA_OFFSET(160)"\n\
stg 0,0(15)\n\
# load args saved by PLT\n\
lmg 2,3,208(15)\n\
@ -205,9 +215,11 @@ _dl_runtime_profile:\n\
lgr 1,2 # function addr returned in r2\n\
# restore registers\n\
aghi 15,160\n\
" CFI_ADJUST_CFA_OFFSET(-160)" \n\
lg 14,96(15)\n\
lmg 2,5,64(15)\n\
br 1\n\
" CFI_ENDPROC "\n\
.size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
.size _dl_runtime_profile, .-_dl_runtime_profile\n\
");

View File

@ -34,9 +34,15 @@ END (setjmp)
/* Binary compatibility entry point. */
ENTRY(_setjmp)
.weak C_SYMBOL_NAME (_setjmp)
slgr %r3,%r3 /* Second argument of zero. */
j .Linternal_sigsetjmp /* Branch relativ to __sigsetjmp. */
END (setjmp)
libc_hidden_def (_setjmp)
ENTRY(__setjmp)
slgr %r3,%r3 /* Second argument of zero. */
j .Linternal_sigsetjmp /* Branch relativ to __sigsetjmp. */
END (setjmp)
ENTRY(__sigsetjmp)
.Linternal_sigsetjmp:

View File

@ -30,6 +30,7 @@
ENTRY(__mpn_sub_n)
stg %r6,48(%r15) # save register 6
cfi_offset (%r6,-112)
sgr %r1,%r1
lghi %r0,1 # cannot use ahi to add carry, use slr
.L0: lg %r6,0(%r1,%r3) # .L0 -> no carry from last sub

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@ -51,10 +51,12 @@
ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \
.align ALIGNARG(2); \
C_LABEL(name) \
cfi_startproc; \
CALL_MCOUNT
#undef END
#define END(name) \
cfi_endproc; \
ASM_SIZE_DIRECTIVE(name) \
/* If compiled for profiling, call `mcount' at the start of each function. */

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@ -32,6 +32,7 @@
.text
ENTRY(__clone)
st %r6,24(%r15) /* store %r6 to save area */
cfi_offset (%r6, -72)
lr %r0,%r5 /* move *arg out of the way */
ltr %r1,%r2 /* check fn and move to %r1 */
jz error /* no NULL function pointers */
@ -50,6 +51,7 @@ ENTRY(__clone)
error:
lhi %r2,-EINVAL
j SYSCALL_ERROR_LABEL
PSEUDO_END (__clone)
thread_start:
/* fn is in gpr 1, arg in gpr 0 */
@ -71,5 +73,4 @@ thread_start:
br %r1 /* branch to _exit -> thread termination */
.L1: .long _exit - .L0
#endif
PSEUDO_END (__clone)
weak_alias (__clone, clone)

View File

@ -25,8 +25,19 @@
ENTRY(__mmap)
/* Save registers and setup stack frame. */
stm %r6,%r15,24(%r15)
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
cfi_offset (%r12, -48)
cfi_offset (%r11, -52)
cfi_offset (%r10, -56)
cfi_offset (%r9, -60)
cfi_offset (%r8, -64)
cfi_offset (%r7, -68)
cfi_offset (%r6, -72)
lr %r1,%r15
ahi %r15,-120 /* buy stack space */
cfi_adjust_cfa_offset (120)
st %r1,0(%r15) /* store back chain */
/* Store parameters on stack, because old_mmap/mmap2
@ -57,6 +68,7 @@ ENTRY(__mmap)
#endif
1: l %r15,0(%r15) /* Load back chain. */
cfi_adjust_cfa_offset (-120)
lm %r6,%r15,24(%r15) /* Load registers. */
/* check gpr 2 for error */

View File

@ -26,8 +26,19 @@
ENTRY(__mmap64)
/* Save registers and setup stack frame. */
stm %r6,%r15,24(%r15)
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
cfi_offset (%r12, -48)
cfi_offset (%r11, -52)
cfi_offset (%r10, -56)
cfi_offset (%r9, -60)
cfi_offset (%r8, -64)
cfi_offset (%r7, -68)
cfi_offset (%r6, -72)
lr %r1,%r15
ahi %r15,-120 /* Buy stack space. */
cfi_adjust_cfa_offset (120)
st %r1,0(%r15) /* Store back chain. */
/* Store parameters on stack, because mmap2 and old_mmap
@ -56,6 +67,7 @@ ENTRY(__mmap64)
#endif
l %r15,0(%r15) /* Load back chain. */
cfi_adjust_cfa_offset (-120)
lm %r6,%r15,24(%r15) /* Load registers. */
/* Check gpr 2 for error. */

View File

@ -0,0 +1,90 @@
/* Copyright (C) 2003 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. */
#include <errno.h>
#include <fcntl.h>
#include <sysdep.h>
#include <kernel-features.h>
int __posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise);
int __posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise);
/* Advice the system about the expected behaviour of the application with
respect to the file associated with FD. */
struct fadvise64_64_layout
{
int fd;
off64_t offset;
off64_t len;
int advise;
};
int
__posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise)
{
#ifdef __NR_fadvise64_64
struct fadvise64_64_layout parameters;
INTERNAL_SYSCALL_DECL (err);
parameters.fd = fd;
parameters.offset = offset;
parameters.len = len;
parameters.advise = advise;
int ret = INTERNAL_SYSCALL (fadvise64_64, err, 1, &parameters);
if (!INTERNAL_SYSCALL_ERROR_P (ret, err))
return 0;
# ifndef __ASSUME_FADVISE64_64_SYSCALL
if (INTERNAL_SYSCALL_ERRNO (ret, err) != ENOSYS)
# endif
return INTERNAL_SYSCALL_ERRNO (ret, err);
#endif
#ifndef __ASSUME_FADVISE64_64_SYSCALL
# ifdef __NR_fadvise64
if (len != (off_t) len)
return EOVERFLOW;
INTERNAL_SYSCALL_DECL (err2);
int ret2 = INTERNAL_SYSCALL (fadvise64, err2, 5, fd,
__LONG_LONG_PAIR ((long) (offset >> 32),
(long) offset),
(off_t) len, advise);
if (!INTERNAL_SYSCALL_ERROR_P (ret2, err2))
return 0;
return INTERNAL_SYSCALL_ERRNO (ret2, err2);
# else
return ENOSYS;
# endif
#endif
}
#include <shlib-compat.h>
#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_3_3)
int
__posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise)
{
return __posix_fadvise64_l64 (fd, offset, len, advise);
}
versioned_symbol (libc, __posix_fadvise64_l64, posix_fadvise64, GLIBC_2_3_3);
compat_symbol (libc, __posix_fadvise64_l32, posix_fadvise64, GLIBC_2_2);
#else
strong_alias (__posix_fadvise64_l64, posix_fadvise64);
#endif

View File

@ -47,8 +47,6 @@
.globl __socket
ENTRY(__socket)
cfi_startproc
/* Save registers and setup stack. */
stm %r6,%r15,24(%r15) /* save registers */
cfi_offset (%r15, -36)
@ -136,7 +134,6 @@ L(socket_cancel):
2: .long CENABLE-1b
3: .long CDISABLE-1b
#endif
cfi_endproc
SYSCALL_ERROR_HANDLER
END (__socket)

View File

@ -25,9 +25,20 @@
ENTRY (syscall)
/* Save registers and setup stack. */
stm %r6,%r15,24(%r15) /* save registers */
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
cfi_offset (%r12, -48)
cfi_offset (%r11, -52)
cfi_offset (%r10, -56)
cfi_offset (%r9, -60)
cfi_offset (%r8, -64)
cfi_offset (%r7, -68)
cfi_offset (%r6, -72)
lr %r1,%r15
l %r0,4(0,%r15) /* load eos */
ahi %r15,-96 /* buy stack space */
cfi_adjust_cfa_offset (96)
st %r1,0(0,%r15) /* store back chain */
st %r0,4(0,%r15) /* store eos */
@ -45,6 +56,7 @@ ENTRY (syscall)
j 3f
2: ex %r1,1b-0b(%r7) /* lsb of R1 is subsituted as SVC number */
3: l %r15,0(%r15) /* load back chain */
cfi_adjust_cfa_offset (-96)
lm %r6,15,24(%r15) /* load registers */
lhi %r0,-4095

View File

@ -55,8 +55,12 @@ ENTRY(__syscall_error)
1: .long errno
# else
stm %r13,%r15,52(%r15)
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
lr %r0,%r15
ahi %r15,-96
cfi_adjust_cfa_offset (96)
lcr %r13,%r2
st %r0,0(%r15)
basr %r1,0
@ -64,6 +68,7 @@ ENTRY(__syscall_error)
basr %r14,%r1
st %r13,0(%r2)
lm %r13,%r15,148(%r15)
cfi_adjust_cfa_offset (-96)
lhi %r2,-1
br %r14
1: .long __errno_location
@ -103,8 +108,14 @@ ENTRY(__syscall_error)
1: .long _GLOBAL_OFFSET_TABLE_-0b
# else
stm %r11,%r15,44(%r15)
cfi_offset (%r15, -36)
cfi_offset (%r14, -40)
cfi_offset (%r13, -44)
cfi_offset (%r12, -48)
cfi_offset (%r11, -52)
lr %r0,%r15
ahi %r15,-96
cfi_adjust_cfa_offset (96)
lcr %r11,%r2
st %r0,0(%r15)
basr %r13,0
@ -114,6 +125,7 @@ ENTRY(__syscall_error)
bas %r14,0(%r1,%r13)
st %r11,0(%r2)
lm %r11,%r15,140(%r15)
cfi_adjust_cfa_offset (-96)
lhi %r2,-1
br %r14
1: .long _GLOBAL_OFFSET_TABLE_-0b

View File

@ -33,6 +33,7 @@
.text
ENTRY(__clone)
stg %r6,48(%r15) /* store %r6 to save area */
cfi_offset (%r6,-112)
lgr %r0,%r5 /* move *arg out of the way */
ltgr %r1,%r2 /* check fn and move to %r1 */
jz error /* no NULL function pointers */
@ -51,6 +52,7 @@ ENTRY(__clone)
error:
lghi %r2,-EINVAL
jg SYSCALL_ERROR_LABEL
PSEUDO_END (__clone)
thread_start:
/* fn is in gpr 1, arg in gpr 0 */
@ -63,5 +65,4 @@ thread_start:
#else
jg _exit /* branch to _exit -> thread termination */
#endif
PSEUDO_END (__clone)
weak_alias (__clone, clone)

View File

@ -27,9 +27,20 @@
ENTRY(__mmap)
/* Save registers and setup stack frame. */
stmg %r6,%r15,48(%r15)
cfi_offset (%r15,-40)
cfi_offset (%r14,-48)
cfi_offset (%r13,-56)
cfi_offset (%r12,-64)
cfi_offset (%r11,-72)
cfi_offset (%r10,-80)
cfi_offset (%r9,-88)
cfi_offset (%r8,-96)
cfi_offset (%r7,-104)
cfi_offset (%r6,-112)
lgr %r1,%r15
lg %r0,8(%r15) /* Load eos. */
aghi %r15,-208 /* Buy stack space. */
cfi_adjust_cfa_offset (208)
stg %r1,0(%r15) /* Store back chain. */
stg %r0,8(%r15) /* Store eos. */
@ -50,6 +61,7 @@ ENTRY(__mmap)
svc SYS_ify(mmap)
lg %r15,0(%r15) /* Load back chain. */
cfi_adjust_cfa_offset (-208)
lmg %r6,%r15,48(%r15) /* Load registers. */
/* Check gpr 2 for error. */

View File

@ -47,8 +47,6 @@
.globl __socket
ENTRY(__socket)
cfi_startproc
/* Save registers and setup stack. */
stmg %r6,%r15,48(%r15) /* Save registers. */
cfi_offset (%r15,-40)
@ -130,9 +128,7 @@ L(socket_cancel):
j 4b
#endif
cfi_endproc
PSEUDO_END (__socket)
END (__socket)
#ifndef NO_WEAK_ALIAS
weak_alias (__socket, socket)

View File

@ -25,9 +25,20 @@
ENTRY (syscall)
/* Save registers and setup stack. */
stmg %r6,%r15,48(%r15) /* Save registers. */
cfi_offset (%r15,-40)
cfi_offset (%r14,-48)
cfi_offset (%r13,-56)
cfi_offset (%r12,-64)
cfi_offset (%r11,-72)
cfi_offset (%r10,-80)
cfi_offset (%r9,-88)
cfi_offset (%r8,-96)
cfi_offset (%r7,-104)
cfi_offset (%r6,-112)
lgr %r1,%r15
lg %r0,8(%r15) /* Load eos. */
aghi %r15,-160 /* Buy stack space. */
cfi_adjust_cfa_offset (160)
stg %r1,0(%r15) /* Store back chain. */
stg %r0,8(%r15) /* Store eos. */
@ -45,6 +56,7 @@ ENTRY (syscall)
j 3f
2: ex %r1,1b-0b(%r7) /* lsb of R1 is subsituted as SVC number */
3: lg %r15,0(%r15) /* load back chain */
cfi_adjust_cfa_offset (-160)
lmg %r6,15,48(%r15) /* Load registers. */
lghi %r0,-4095

View File

@ -56,13 +56,18 @@ ENTRY(__syscall_error)
br %r14
# else
stmg %r13,%r15,104(%r15)
cfi_offset (%r15,-40)
cfi_offset (%r14,-48)
cfi_offset (%r13,-56)
lgr %r0,%r15
aghi %r15,-160
cfi_adjust_cfa_offset (160)
lcr %r13,%r2
stg %r0,0(%r15)
brasl %r14,__errno_location
st %r13,0(%r2)
lmg %r13,%r15,264(%r15)
cfi_adjust_cfa_offset (-160)
lghi %r2,-1
br %r14
#endif
@ -97,13 +102,18 @@ ENTRY(__syscall_error)
br %r14
# else
stmg %r13,%r15,104(%r15)
cfi_offset (%r15,-40)
cfi_offset (%r14,-48)
cfi_offset (%r13,-56)
lgr %r0,%r15
aghi %r15,-160
cfi_adjust_cfa_offset (160)
lcr %r13,%r2
stg %r0,0(%r15)
brasl %r14,__errno_location@PLT
st %r13,0(%r2)
lmg %r13,%r15,264(%r15)
cfi_adjust_cfa_offset (-160)
lghi %r2,-1
br %r14
# endif

View File

@ -118,6 +118,59 @@ typedef __pid_t lwpid_t;
typedef struct elf_prstatus prstatus_t;
typedef struct elf_prpsinfo prpsinfo_t;
#if __WORDSIZE == 64
/* Provide 32-bit variants so that BFD can read 32-bit
core files. */
#define ELF_NGREG32 36
typedef unsigned int elf_greg_t32;
typedef elf_greg_t32 elf_gregset_t32[ELF_NGREG32];
typedef elf_fpregset_t elf_fpregset_t32;
struct elf_prstatus32
{
struct elf_siginfo pr_info; /* Info associated with signal. */
short int pr_cursig; /* Current signal. */
unsigned int pr_sigpend; /* Set of pending signals. */
unsigned int pr_sighold; /* Set of held signals. */
__pid_t pr_pid;
__pid_t pr_ppid;
__pid_t pr_pgrp;
__pid_t pr_sid;
struct
{
int tv_sec, tv_usec;
} pr_utime, /* User time. */
pr_stime, /* System time. */
pr_cutime, /* Cumulative user time. */
pr_cstime; /* Cumulative system time. */
elf_gregset_t32 pr_reg; /* GP registers. */
int pr_fpvalid; /* True if math copro being used. */
};
struct elf_prpsinfo32
{
char pr_state; /* Numeric process state. */
char pr_sname; /* Char for pr_state. */
char pr_zomb; /* Zombie. */
char pr_nice; /* Nice val. */
unsigned int pr_flag; /* Flags. */
unsigned short int pr_uid;
unsigned short int pr_gid;
int pr_pid, pr_ppid, pr_pgrp, pr_sid;
/* Lots missing */
char pr_fname[16]; /* Filename of executable. */
char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */
};
typedef elf_gregset_t32 prgregset32_t;
typedef elf_fpregset_t32 prfpregset32_t;
typedef struct elf_prstatus32 prstatus32_t;
typedef struct elf_prpsinfo32 prpsinfo32_t;
#endif
__END_DECLS
#endif /* sys/procfs.h */