diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/hppa/getcontext.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/getcontext.S | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/sysdeps/unix/sysv/linux/hppa/getcontext.S b/sysdeps/unix/sysv/linux/hppa/getcontext.S deleted file mode 100644 index 6f52f2149d..0000000000 --- a/sysdeps/unix/sysv/linux/hppa/getcontext.S +++ /dev/null @@ -1,165 +0,0 @@ -/* Get current user context. - Copyright (C) 2008-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Helge Deller <deller@gmx.de>, 2008. - - 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, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - -#include "ucontext_i.h" - - - /* Trampoline function. Non-standard calling ABI. */ - /* Can not use ENTRY(__getcontext_ret) here. */ - .type __getcontext_ret, @function - .hidden __getcontext_ret -__getcontext_ret: - .proc - .callinfo FRAME=0,NO_CALLS - /* r26-r23 contain original r3-r6, but because setcontext - does not reload r3-r6 (it's using them as temporaries) - we must save them elsewhere and swap them back in. */ - copy %r23, %r3 - copy %r24, %r4 - copy %r25, %r5 - copy %r26, %r6 - /* r20 contains original return pointer. */ - bv 0(%r20) - copy %r0, %ret0 - .procend - .size __getcontext_ret, .-__getcontext_ret - - -ENTRY(__getcontext) - /* Save the registers. */ - stw %r0, oR0(%r26) - stw %r1, oR1(%r26) - /* stw %r2, oR2(%r26) - used for trampoline. */ - stw %r3, oR3(%r26) - stw %r4, oR4(%r26) - stw %r5, oR5(%r26) - stw %r6, oR6(%r26) - stw %r7, oR7(%r26) - stw %r8, oR8(%r26) - stw %r9, oR9(%r26) - stw %r10, oR10(%r26) - stw %r11, oR11(%r26) - stw %r12, oR12(%r26) - stw %r13, oR13(%r26) - stw %r14, oR14(%r26) - stw %r15, oR15(%r26) - stw %r16, oR16(%r26) - stw %r17, oR17(%r26) - stw %r18, oR18(%r26) - stw %r19, oR19(%r26) - /* stw %r20, oR20(%r26) - used for trampoline. */ - stw %r21, oR21(%r26) - stw %r22, oR22(%r26) - /* stw %r23, oR23(%r26) - used for trampoline. */ - /* stw %r24, oR24(%r26) - used for trampoline. */ - /* stw %r25, oR25(%r26) - used for trampoline. */ - /* stw %r26, oR26(%r26) - used for trampoline. */ - stw %r27, oR27(%r26) - stw %r28, oR28(%r26) - stw %r29, oR29(%r26) - stw %sp, oR30(%r26) - stw %r31, oR31(%r26) - - stw %r0, oUC_FLAGS(%r26) - /* stw %r0, oUC_LINK(%r26) - Do not overwrite. */ - stw %sp, oSS_SP(%r26) - stw %r0, oSS_FLAGS(%r26) - stw %r0, oSS_SIZE(%r26) - - stw %r0, oSC_FLAGS(%r26) - - stw %r0, oIASQ0(%r26) - stw %r0, oIASQ1(%r26) - stw %r0, oIAOQ0(%r26) - stw %r0, oIAOQ1(%r26) - stw %r0, oSAR(%r26) /* used as flag in swapcontext(). */ - - - /* Store floating-point regs. */ - ldo oFPREGS0(%r26),%r1 - fstds,ma %fr0, 8(%r1) - fstds,ma %fr1, 8(%r1) - fstds,ma %fr2, 8(%r1) - fstds,ma %fr3, 8(%r1) - fstds,ma %fr4, 8(%r1) - fstds,ma %fr5, 8(%r1) - fstds,ma %fr6, 8(%r1) - fstds,ma %fr7, 8(%r1) - fstds,ma %fr8, 8(%r1) - fstds,ma %fr9, 8(%r1) - fstds,ma %fr10, 8(%r1) - fstds,ma %fr11, 8(%r1) - fstds,ma %fr12, 8(%r1) - fstds,ma %fr13, 8(%r1) - fstds,ma %fr14, 8(%r1) - fstds,ma %fr15, 8(%r1) - fstds,ma %fr16, 8(%r1) - fstds,ma %fr17, 8(%r1) - fstds,ma %fr18, 8(%r1) - fstds,ma %fr19, 8(%r1) - fstds,ma %fr20, 8(%r1) - fstds,ma %fr21, 8(%r1) - fstds,ma %fr22, 8(%r1) - fstds,ma %fr23, 8(%r1) - fstds,ma %fr24, 8(%r1) - fstds,ma %fr25, 8(%r1) - fstds,ma %fr26, 8(%r1) - fstds,ma %fr27, 8(%r1) - fstds,ma %fr28, 8(%r1) - fstds,ma %fr29, 8(%r1) - fstds,ma %fr30, 8(%r1) - fstds %fr31, 0(%r1) - - /* Prologue */ - stwm %r4, 64(%sp) -#ifdef PIC - stw %r19, -32(%sp) -#endif - - /* Set up the trampoline registers. - r20, r23, r24, r25, r26 and r2 are clobbered - by call to getcontext() anyway. Reuse them. */ - stw %r2, oR20(%r26) - stw %r3, oR23(%r26) - stw %r4, oR24(%r26) - stw %r5, oR25(%r26) - stw %r6, oR26(%r26) - ldil L%__getcontext_ret, %r1 - ldo R%__getcontext_ret(%r1), %r1 - stw %r1, oR2(%r26) - - /* Save the current signal mask. */ - /* sigprocmask(SIG_BLOCK, NULL, &ucp->uc_sigmask); */ - ldo oSIGMASK(%r26), %r24 - copy %r0, %r25 - bl sigprocmask, %r2 - ldi SIG_BLOCK, %r26 - - /* Epilogue */ - ldw -84(%sp), %r2 -#ifdef PIC - ldw -96(%sp), %r19 -#endif - bv %r0(%r2) - ldwm -64(%sp), %r4 -END(__getcontext) - -weak_alias (__getcontext, getcontext) |