mirror of
https://sourceware.org/git/glibc.git
synced 2025-12-24 17:51:17 +03:00
Moved alpha to ports repository.
2008-11-25 Roland McGrath <roland@redhat.com> * sysdeps/alpha, sysdeps/unix/bsd/osf/alpha, sysdeps/unix/bsd/Attic/osf1/alpha, sysdeps/unix/sysv/linux/alpha, sysdeps/unix/sysv/linux/alpha/alpha, sysdeps/unix/alpha, sysdeps/mach/alpha, sysdeps/mach/hurd/alpha: Subdirectories moved to ports repository. * configure.in (base_machine): Remove alpha case.
This commit is contained in:
Roland McGrath
@@ -1,164 +0,0 @@
|
||||
/* Copyright (C) 2004 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 <sysdep.h>
|
||||
#include <ucontext-offsets.h>
|
||||
|
||||
|
||||
ENTRY(__makecontext)
|
||||
ldgp $29, 0($27)
|
||||
#ifdef PROF
|
||||
.set noat
|
||||
lda AT, _mcount
|
||||
jsr AT, (AT), _mcount
|
||||
.set at
|
||||
#endif
|
||||
.prologue 1
|
||||
|
||||
/* Compute top of stack, including arguments. */
|
||||
ldq $1, UC_STACK+SS_SP($16)
|
||||
ldq $2, UC_STACK+SS_SIZE($16)
|
||||
addq $1, $2, $8
|
||||
subq $18, 6, $1
|
||||
cmovlt $1, 0, $1
|
||||
s8addq $1, 0, $2
|
||||
subq $8, $2, $8
|
||||
|
||||
/* Copy all parameters. Switch statement header here. */
|
||||
ldah $3, $jumptable($29) !gprelhigh
|
||||
cmple $18, 6, $1
|
||||
mov $18, $2
|
||||
cmoveq $1, 7, $2
|
||||
s4addq $2, $3, $3
|
||||
ldl $4, $jumptable($3) !gprellow
|
||||
addq $4, $29, $4
|
||||
jmp $31, ($4), $args1
|
||||
|
||||
.section .rodata
|
||||
.align 2
|
||||
$jumptable:
|
||||
.gprel32 $args0
|
||||
.gprel32 $args1
|
||||
.gprel32 $args2
|
||||
.gprel32 $args3
|
||||
.gprel32 $args4
|
||||
.gprel32 $args5
|
||||
.gprel32 $args6
|
||||
.gprel32 $argsN
|
||||
.text
|
||||
|
||||
/* Here we process arguments 7 through N. This is a straight
|
||||
stack-to-stack copy. */
|
||||
.align 4
|
||||
$argsN:
|
||||
subq $18, 6, $1
|
||||
lda $2, 0($8)
|
||||
lda $3, 3*8($30)
|
||||
.align 4
|
||||
1:
|
||||
ldq $0, 0($3)
|
||||
subq $1, 1, $1
|
||||
lda $3, 8($3)
|
||||
stq $0, 0($2)
|
||||
lda $2, 8($2)
|
||||
bne $1, 1b
|
||||
|
||||
/* Here we process arguments 6 through 0. This involves
|
||||
copying into the register save areas of the ucontext. */
|
||||
.align 4
|
||||
$args6:
|
||||
ldq $0, 2*8($30)
|
||||
stq $0, UC_SIGCTX+SC_REGS+21*8($16)
|
||||
unop
|
||||
stq $0, UC_SIGCTX+SC_FPREGS+21*8($16)
|
||||
$args5:
|
||||
ldq $0, 1*8($30)
|
||||
stq $0, UC_SIGCTX+SC_REGS+20*8($16)
|
||||
unop
|
||||
stq $0, UC_SIGCTX+SC_FPREGS+20*8($16)
|
||||
$args4:
|
||||
ldq $0, 0*8($30)
|
||||
stq $0, UC_SIGCTX+SC_REGS+19*8($16)
|
||||
unop
|
||||
stq $0, UC_SIGCTX+SC_FPREGS+19*8($16)
|
||||
$args3:
|
||||
unop
|
||||
stq $21, UC_SIGCTX+SC_REGS+18*8($16)
|
||||
unop
|
||||
stt $f21, UC_SIGCTX+SC_FPREGS+18*8($16)
|
||||
$args2:
|
||||
unop
|
||||
stq $20, UC_SIGCTX+SC_REGS+17*8($16)
|
||||
unop
|
||||
stt $f20, UC_SIGCTX+SC_FPREGS+17*8($16)
|
||||
$args1:
|
||||
unop
|
||||
stq $19, UC_SIGCTX+SC_REGS+16*8($16)
|
||||
unop
|
||||
stt $f19, UC_SIGCTX+SC_FPREGS+16*8($16)
|
||||
$args0:
|
||||
|
||||
/* Set up the registers ready to invoke __startcontext.
|
||||
We seed $27 with the target function address, and $9
|
||||
with the link from ucp. */
|
||||
ldah $0, __startcontext($29) !gprelhigh
|
||||
ldq $1, UC_LINK($16)
|
||||
lda $0, __startcontext($0) !gprellow
|
||||
stq $17, UC_SIGCTX+SC_REGS+27*8($16)
|
||||
stq $8, UC_SIGCTX+SC_REGS+30*8($16)
|
||||
stq $0, UC_SIGCTX+SC_PC($16)
|
||||
stq $1, UC_SIGCTX+SC_REGS+9*8($16)
|
||||
|
||||
/* No return value from makecontext. */
|
||||
ret
|
||||
|
||||
END(__makecontext)
|
||||
weak_alias (__makecontext, makecontext)
|
||||
|
||||
/* This function is where a new makecontext "thread" begins life.
|
||||
We have already set up $27 for calling the target function, and
|
||||
we've set $9 to the UC_LINK of the parent context.
|
||||
|
||||
If the function returns, we either jump to the linked context
|
||||
(if non-null) or exit. */
|
||||
|
||||
.align 4
|
||||
.ent __startcontext
|
||||
__startcontext:
|
||||
.frame $31, 0, $31, 0
|
||||
.prologue 0
|
||||
|
||||
jsr $26, ($27), 0
|
||||
ldgp $29, 0($26)
|
||||
mov $9, $16
|
||||
beq $9, 1f
|
||||
|
||||
#ifdef PIC
|
||||
bsr $26, __setcontext !samegp
|
||||
1: mov $31, $16
|
||||
bsr $26, HIDDEN_JUMPTARGET(exit) !samegp
|
||||
#else
|
||||
jsr $26, __setcontext
|
||||
ldgp $29, 0($26)
|
||||
1: mov $31, $16
|
||||
jsr $26, HIDDEN_JUMPTARGET(exit)
|
||||
#endif
|
||||
|
||||
halt
|
||||
|
||||
.end __startcontext
|
||||
Reference in New Issue
Block a user