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* sysdeps/sparc/sparc32/dl-trampoline.S: Add CFI markings. 

* sysdeps/sparc/sparc32/elf/start.S: Likewise.
	* sysdeps/sparc/sparc64/dl-trampoline.S: Likewise.
	* sysdeps/sparc/sparc64/elf/start.S: Likewise.
	* sysdeps/sparc/sparc32/memchr.S: Rearrange code to reside
	within ENTRY/END.
	* sysdeps/sparc/sparc32/memcpy.S: Likewise.
	* sysdeps/sparc/sparc32/stpcpy.S: Likewise.
	* sysdeps/sparc/sparc32/strcat.S: Likewise.
	* sysdeps/sparc/sparc32/strchr.S: Likewise.
	* sysdeps/sparc/sparc32/strcmp.S: Likewise.
	* sysdeps/sparc/sparc32/strcpy.S: Likewise.
	* sysdeps/sparc/sparc32/strlen.S: Likewise.
	* sysdeps/sparc/sparc64/memcpy.S: Likewise.
	* sysdeps/sparc/sparc64/sparcv9v/memset.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/clone.S: Add CFI markings
	and use __syscall_error.
	* sysdeps/unix/sysv/linux/sparc/sparc64/clone.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/brk.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/pipe.S: Use __syscall_error.
	* sysdeps/unix/sysv/linux/sparc/sparc64/pipe.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Rewrite to use
	CFI markings and __syscall_error.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/setcontext.S: Rearrange
	code to reside within ENTRY/END.
	* sysdeps/unix/sysv/linux/sparc/sparc64/setjmp.S: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sysdep.c: New file.
	* sysdeps/unix/sysv/linux/sparc/sysdep.S: File removed.
	* sysdeps/unix/sysv/linux/sparc/rt-sysdep.c: New file.
	* sysdeps/unix/sysv/linux/sparc/Makefile (librt-routines): Add it.
This commit is contained in:
Roland McGrath 2006-03-06 01:41:08 +00:00
parent 043cee3700
commit 7ccbe1a133
10 changed files with 164 additions and 116 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
ChangeLog
View File

@ -1,5 +1,41 @@
2006-03-05 David S. Miller <davem@sunset.davemloft.net>
* sysdeps/sparc/sparc32/dl-trampoline.S: Add CFI markings.
* sysdeps/sparc/sparc32/elf/start.S: Likewise.
* sysdeps/sparc/sparc64/dl-trampoline.S: Likewise.
* sysdeps/sparc/sparc64/elf/start.S: Likewise.
* sysdeps/sparc/sparc32/memchr.S: Rearrange code to reside
within ENTRY/END.
* sysdeps/sparc/sparc32/memcpy.S: Likewise.
* sysdeps/sparc/sparc32/stpcpy.S: Likewise.
* sysdeps/sparc/sparc32/strcat.S: Likewise.
* sysdeps/sparc/sparc32/strchr.S: Likewise.
* sysdeps/sparc/sparc32/strcmp.S: Likewise.
* sysdeps/sparc/sparc32/strcpy.S: Likewise.
* sysdeps/sparc/sparc32/strlen.S: Likewise.
* sysdeps/sparc/sparc64/memcpy.S: Likewise.
* sysdeps/sparc/sparc64/sparcv9v/memset.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/clone.S: Add CFI markings
and use __syscall_error.
* sysdeps/unix/sysv/linux/sparc/sparc64/clone.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/brk.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/pipe.S: Use __syscall_error.
* sysdeps/unix/sysv/linux/sparc/sparc64/pipe.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/socket.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Rewrite to use
CFI markings and __syscall_error.
* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/setcontext.S: Rearrange
code to reside within ENTRY/END.
* sysdeps/unix/sysv/linux/sparc/sparc64/setjmp.S: Likewise.
* sysdeps/unix/sysv/linux/sparc/sysdep.c: New file.
* sysdeps/unix/sysv/linux/sparc/sysdep.S: File removed.
* sysdeps/unix/sysv/linux/sparc/rt-sysdep.c: New file.
* sysdeps/unix/sysv/linux/sparc/Makefile (librt-routines): Add it.
* shlib-versions: Use sparc64.*- for CPU patterns.
2006-03-05 Roland McGrath <roland@frob.com>

5
nptl/ChangeLog
View File

@ -1,3 +1,8 @@
2006-03-05 Roland McGrath <roland@redhat.com>
* configure (libc_add_on): Disable add-on when $add_ons_automatic = yes
and $config_os doesn't match *linux*.
2006-03-05 David S. Miller <davem@sunset.davemloft.net>
* sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S:

8
nptl/configure vendored
View File

@ -3,3 +3,11 @@
# as a subdirectory to search for in other add-ons' sysdeps trees.
libc_add_on_canonical=nptl
# Only linux configurations support NPTL.
if test $add_ons_automatic = yes; then
case "$config_os" in
*linux*) ;;
*) libc_add_on= ;;
esac
fi

2
nptl/sysdeps/unix/sysv/linux/sparc/Makefile Normal file
View File

@ -0,0 +1,2 @@
# pull in __syscall_error routine
libpthread-routines += sysdep

13
nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S
View File

@ -21,6 +21,7 @@
#include <tcb-offsets.h>
.text
.globl __syscall_error
ENTRY(__vfork)
ld [%g7 + PID], %o5
sub %g0, %o5, %o4
@ -28,15 +29,17 @@ ENTRY(__vfork)
LOADSYSCALL(vfork)
ta 0x10
bcs,a __syscall_error_handler
st %o5, [%g7 + PID]
SYSCALL_ERROR_HANDLER
sub %o1, 1, %o1
bcc 2f
mov %o7, %g1
st %o5, [%g7 + PID]
call __syscall_error
mov %g1, %o7
2: sub %o1, 1, %o1
andcc %o0, %o1, %o0
bne,a 1f
st %o5, [%g7 + PID]
1: retl
nop
END(__vfork)
PSEUDO_END (__vfork)
weak_alias (__vfork, vfork)

89
nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h
View File

@ -26,55 +26,48 @@
#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
# undef PSEUDO
# define PSEUDO(name, syscall_name, args) \
.text; \
ENTRY(name) \
ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1; \
cmp %g1, 0; \
bne 1f; \
.type __##syscall_name##_nocancel,@function; \
.globl __##syscall_name##_nocancel; \
__##syscall_name##_nocancel: \
mov SYS_ify(syscall_name), %g1; \
ta 0x10; \
bcs __syscall_error_handler; \
nop; \
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.subsection 2; \
cfi_startproc; \
1: save %sp, -96, %sp; \
cfi_def_cfa_register (%fp); \
cfi_window_save; \
cfi_register (%o7, %i7); \
CENABLE; \
nop; \
mov %o0, %l0; \
COPY_ARGS_##args \
mov SYS_ify(syscall_name), %g1; \
ta 0x10; \
bcs __syscall_error_handler2; \
mov %o0, %l1; \
CDISABLE; \
mov %l0, %o0; \
jmpl %i7 + 8, %g0; \
restore %g0, %l1, %o0; \
cfi_endproc; \
.previous; \
SYSCALL_ERROR_HANDLER \
SYSCALL_ERROR_HANDLER2
# define PSEUDO(name, syscall_name, args) \
.text; \
.globl __syscall_error; \
ENTRY(name) \
ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1;\
cmp %g1, 0; \
bne 1f; \
.type __##syscall_name##_nocancel,@function; \
.globl __##syscall_name##_nocancel; \
__##syscall_name##_nocancel: \
mov SYS_ify(syscall_name), %g1; \
ta 0x10; \
bcc 8f; \
mov %o7, %g1; \
call __syscall_error; \
mov %g1, %o7; \
8: jmpl %o7 + 8, %g0; \
nop; \
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel;\
1: save %sp, -96, %sp; \
cfi_def_cfa_register(%fp); \
cfi_window_save; \
cfi_register(%o7, %i7); \
CENABLE; \
nop; \
mov %o0, %l0; \
COPY_ARGS_##args \
mov SYS_ify(syscall_name), %g1; \
ta 0x10; \
bcc 1f; \
mov %o0, %l1; \
CDISABLE; \
mov %l0, %o0; \
call __syscall_error; \
mov %l1, %o0; \
b 2f; \
mov -1, %l1; \
1: CDISABLE; \
mov %l0, %o0; \
2: jmpl %i7 + 8, %g0; \
restore %g0, %l1, %o0;
#define SYSCALL_ERROR_HANDLER2 \
SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2) \
.global __errno_location; \
.type __errno_location,@function; \
CDISABLE; \
mov %l0, %o0; \
call __errno_location; \
nop; \
st %l1, [%o0]; \
jmpl %i7 + 8, %g0; \
restore %g0, -1, %o0; \
.previous;
# ifdef IS_IN_libpthread
# define CENABLE call __pthread_enable_asynccancel

13
nptl/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S
View File

@ -21,6 +21,7 @@
#include <tcb-offsets.h>
.text
.globl __syscall_error
ENTRY(__vfork)
ld [%g7 + PID], %o5
cmp %o5, 0
@ -31,16 +32,18 @@ ENTRY(__vfork)
LOADSYSCALL(vfork)
ta 0x10
bcs,a __syscall_error_handler
st %o5, [%g7 + PID]
SYSCALL_ERROR_HANDLER
sub %o1, 1, %o1
bcc 2f
mov %o7, %g1
st %o5, [%g7 + PID]
call __syscall_error
mov %g1, %o7
2: sub %o1, 1, %o1
andcc %o0, %o1, %o0
bne,a 1f
st %o5, [%g7 + PID]
1: retl
nop
END(__vfork)
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)
weak_alias (__vfork, vfork)

13
nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
View File

@ -21,6 +21,7 @@
#include <tcb-offsets.h>
.text
.globl __syscall_error
ENTRY(__vfork)
ld [%g7 + PID], %o5
sub %g0, %o5, %o4
@ -28,15 +29,17 @@ ENTRY(__vfork)
LOADSYSCALL(vfork)
ta 0x6d
bcs,a,pn %xcc, __syscall_error_handler
st %o5, [%g7 + PID]
SYSCALL_ERROR_HANDLER
sub %o1, 1, %o1
bcc,pt %xcc, 2f
mov %o7, %g1
st %o5, [%g7 + PID]
call __syscall_error
mov %g1, %o7
2: sub %o1, 1, %o1
andcc %o0, %o1, %o0
bne,a,pt %icc, 1f
st %o5, [%g7 + PID]
1: retl
nop
END(__vfork)
PSEUDO_END (__vfork)
weak_alias (__vfork, vfork)

88
nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
View File

@ -26,54 +26,46 @@
#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
# undef PSEUDO
# define PSEUDO(name, syscall_name, args) \
.text; \
ENTRY(name) \
ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1; \
brnz,pn %g1, 1f; \
.type __##syscall_name##_nocancel,@function; \
.globl __##syscall_name##_nocancel; \
__##syscall_name##_nocancel: \
mov SYS_ify(syscall_name), %g1; \
ta 0x6d; \
bcs,pn %xcc, __syscall_error_handler; \
nop; \
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.subsection 2; \
cfi_startproc; \
1: save %sp, -192, %sp; \
cfi_def_cfa_register (%fp); \
cfi_window_save; \
cfi_register (%o7, %i7); \
CENABLE; \
nop; \
mov %o0, %l0; \
COPY_ARGS_##args \
mov SYS_ify(syscall_name), %g1; \
ta 0x6d; \
bcs,pn %xcc, __syscall_error_handler2; \
mov %o0, %l1; \
CDISABLE; \
mov %l0, %o0; \
jmpl %i7 + 8, %g0; \
restore %g0, %l1, %o0; \
cfi_endproc; \
.previous; \
SYSCALL_ERROR_HANDLER \
SYSCALL_ERROR_HANDLER2
#define SYSCALL_ERROR_HANDLER2 \
SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2) \
.global __errno_location; \
.type __errno_location,@function; \
CDISABLE; \
mov %l0, %o0; \
call __errno_location; \
nop; \
st %l1, [%o0]; \
jmpl %i7 + 8, %g0; \
restore %g0, -1, %o0; \
.previous;
# define PSEUDO(name, syscall_name, args) \
.text; \
.globl __syscall_error; \
ENTRY(name) \
ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1;\
brnz,pn %g1, 1f; \
.type __##syscall_name##_nocancel,@function; \
.globl __##syscall_name##_nocancel; \
__##syscall_name##_nocancel: \
mov SYS_ify(syscall_name), %g1; \
ta 0x6d; \
bcc,pt %xcc, 8f; \
mov %o7, %g1; \
call __syscall_error; \
mov %g1, %o7; \
8: jmpl %o7 + 8, %g0; \
nop; \
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel;\
1: save %sp, -192, %sp; \
cfi_def_cfa_register(%fp); \
cfi_window_save; \
cfi_register(%o7, %i7); \
CENABLE; \
nop; \
mov %o0, %l0; \
COPY_ARGS_##args \
mov SYS_ify(syscall_name), %g1; \
ta 0x6d; \
bcc,pt %xcc, 1f; \
mov %o0, %l1; \
CDISABLE; \
mov %l0, %o0; \
call __syscall_error; \
mov %l1, %o0; \
ba,pt %xcc, 2f; \
mov -1, %l1; \
1: CDISABLE; \
mov %l0, %o0; \
2: jmpl %i7 + 8, %g0; \
restore %g0, %l1, %o0;
# ifdef IS_IN_libpthread
# define CENABLE call __pthread_enable_asynccancel

13
nptl/sysdeps/unix/sysv/linux/sparc/sparc64/vfork.S
View File

@ -21,6 +21,7 @@
#include <tcb-offsets.h>
.text
.globl __syscall_error
ENTRY(__vfork)
ld [%g7 + PID], %o5
sethi %hi(0x80000000), %o3
@ -31,16 +32,18 @@ ENTRY(__vfork)
LOADSYSCALL(vfork)
ta 0x6d
bcs,a,pn %xcc, __syscall_error_handler
st %o5, [%g7 + PID]
SYSCALL_ERROR_HANDLER
sub %o1, 1, %o1
bcc,pt %xcc, 2f
mov %o7, %g1
st %o5, [%g7 + PID]
call __syscall_error
mov %g1, %o7
2: sub %o1, 1, %o1
andcc %o0, %o1, %o0
bne,a,pt %icc, 1f
st %o5, [%g7 + PID]
1: retl
nop
END(__vfork)
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)
weak_alias (__vfork, vfork)