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Update. 

2004-08-22  Andreas Schwab  <schwab@suse.de>

	* sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h (PSEUDO) [IS_IN_librt]:
	Save gp around CENABLE/CDISABLE calls.
This commit is contained in:
Ulrich Drepper 2004-08-23 03:32:17 +00:00
parent 3e030bd5f9
commit ef786da12d
2 changed files with 28 additions and 6 deletions
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5
linuxthreads/ChangeLog
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@ -1,3 +1,8 @@
2004-08-22 Andreas Schwab <schwab@suse.de>
* sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h (PSEUDO) [IS_IN_librt]:
Save gp around CENABLE/CDISABLE calls.
2004-08-15 Roland McGrath <roland@frob.com> 2004-08-15 Roland McGrath <roland@frob.com>
* pthread_atfork.c: Update copyright terms including special exception * pthread_atfork.c: Update copyright terms including special exception

29
linuxthreads/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h
View File

@ -25,6 +25,20 @@
#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt #if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
# ifdef IS_IN_librt
# define PSEUDO_NLOCAL 6
# define PSEUDO_SAVE_GP mov loc5 = gp
# define PSEUDO_RESTORE_GP mov gp = loc5
# define PSEUDO_SAVE_GP_1
# define PSEUDO_RESTORE_GP_1 mov gp = loc5
# else
# define PSEUDO_NLOCAL 5
# define PSEUDO_SAVE_GP
# define PSEUDO_RESTORE_GP
# define PSEUDO_SAVE_GP_1 mov loc4 = gp;;
# define PSEUDO_RESTORE_GP_1 mov gp = loc4
# endif
# undef PSEUDO # undef PSEUDO
# define PSEUDO(name, syscall_name, args) \ # define PSEUDO(name, syscall_name, args) \
.text; \ .text; \
@ -45,13 +59,15 @@ ENTRY (name) \
__GC_##name: \ __GC_##name: \
.Lpseudo_cancel: \ .Lpseudo_cancel: \
.prologue; \ .prologue; \
.regstk args, 5, args, 0; \ .regstk args, PSEUDO_NLOCAL, args, 0; \
.save ar.pfs, loc0; \ .save ar.pfs, loc0; \
alloc loc0 = ar.pfs, args, 5, args, 0; \ alloc loc0 = ar.pfs, args, PSEUDO_NLOCAL, args, 0; \
.save rp, loc1; \ .save rp, loc1; \
mov loc1 = rp;; \ mov loc1 = rp; \
PSEUDO_SAVE_GP;; \
.body; \ .body; \
CENABLE;; \ CENABLE;; \
PSEUDO_RESTORE_GP; \
mov loc2 = r8; \ mov loc2 = r8; \
COPY_ARGS_##args \ COPY_ARGS_##args \
mov r15 = SYS_ify(syscall_name); \ mov r15 = SYS_ify(syscall_name); \
@ -60,6 +76,7 @@ __GC_##name: \
mov loc4 = r10; \ mov loc4 = r10; \
mov out0 = loc2; \ mov out0 = loc2; \
CDISABLE;; \ CDISABLE;; \
PSEUDO_RESTORE_GP; \
cmp.eq p6,p0=-1,loc4; \ cmp.eq p6,p0=-1,loc4; \
(p6) br.cond.spnt.few __syscall_error_##args; \ (p6) br.cond.spnt.few __syscall_error_##args; \
mov r8 = loc3; \ mov r8 = loc3; \
@ -76,14 +93,14 @@ __GC_##name: \
.size __syscall_error_##args, 64; \ .size __syscall_error_##args, 64; \
__syscall_error_##args: \ __syscall_error_##args: \
.prologue; \ .prologue; \
.regstk args, 5, args, 0; \ .regstk args, PSEUDO_NLOCAL, args, 0; \
.save ar.pfs, loc0; \ .save ar.pfs, loc0; \
.save rp, loc1; \ .save rp, loc1; \
.body; \ .body; \
mov loc4 = r1;; \ PSEUDO_SAVE_GP_1; \
br.call.sptk.many b0 = __errno_location;; \ br.call.sptk.many b0 = __errno_location;; \
st4 [r8] = loc3; \ st4 [r8] = loc3; \
mov r1 = loc4; \ PSEUDO_RESTORE_GP_1; \
mov rp = loc1; \ mov rp = loc1; \
mov r8 = -1; \ mov r8 = -1; \
mov ar.pfs = loc0 mov ar.pfs = loc0