2003-06-18 03:38:07 +00:00
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/* Jump to a new context.
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2004-12-22 20:10:10 +00:00
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Copyright (C) 2002, 2004 Free Software Foundation, Inc.
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2003-06-18 03:38:07 +00:00
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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2004-12-22 20:10:10 +00:00
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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2003-06-18 03:38:07 +00:00
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#include <sysdep.h>
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Update.
2004-01-14 Steven Munroe <sjmunroe@us.ibm.com>
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed symbols.
(_default_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed
symbols.
* sysdeps/powerpc/Makefile: Add rtld-global-offsets.sym to
gen-as-const-headers.
* sysdeps/powerpc/elf/rtld-global-offsets.sym: New file.
* sysdeps/powerpc/sysdep.h: Define v# symbols for vector registers.
Define PPC_FEATURE_* masks for Aux Vector AT_HWCAP.
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SWAPCONTEXT_SYSCALL): Define for PPC and 2.6.0 kernels.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h [!__WORDSIZE == 32]:
Declare mcontext_t inline and include altivec state for 64-bit.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, and swapcontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
(__makecontext): Use parm save area instead of compiler_dw to hold
context pointer.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_swapcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.h
(SIGCONTEXT_V_REGS_PTR, SIGCONTEXT_V_RESERVE): Defined.
2004-01-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
(__makecontext): Upgrade to align for Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_makecontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)]
(__novec_swapcontext): Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h:
(_UC_VSCR, _UC_VRSAVE): Define.
(_FRAME_BACKCHAIN, _FRAME_LR_SAVE,_FRAME_PARM_SAVE1,_FRAME_PARM_SAVE2,
_FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): Defined.
2004-01-16 04:50:59 +00:00
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#include <rtld-global-offsets.h>
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2003-09-24 03:22:56 +00:00
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#include <shlib-compat.h>
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2003-06-18 03:38:07 +00:00
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#define __ASSEMBLY__
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#include <asm/ptrace.h>
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#include "ucontext_i.h"
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2004-12-22 20:10:10 +00:00
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.machine "altivec"
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ENTRY(__setcontext)
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mflr r0
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stwu r1,-16(r1)
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stw r0,20(r1)
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stw r31,12(r1)
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lwz r31,_UC_REGS_PTR(r3)
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/*
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* If this ucontext refers to the point where we were interrupted
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* by a signal, we have to use the rt_sigreturn system call to
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* return to the context so we get both LR and CTR restored.
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*
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* Otherwise, the context we are restoring is either just after
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* a procedure call (getcontext/swapcontext) or at the beginning
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* of a procedure call (makecontext), so we don't need to restore
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* r0, xer, ctr. We don't restore r2 since it will be used as
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* the TLS pointer.
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*/
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lwz r0,_UC_GREGS+(PT_MSR*4)(r31)
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cmpwi r0,0
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bne L(do_sigret)
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/* Restore the signal mask */
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li r5,0
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addi r4,r3,_UC_SIGMASK
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li r3,SIG_SETMASK
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bl JUMPTARGET(__sigprocmask)
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cmpwi r3,0
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bne L(error_exit)
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#ifdef PIC
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mflr r8
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r7
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# ifdef SHARED
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lwz r7,_rtld_global_ro@got(r7)
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mtlr r8
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lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
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# else
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lwz r7,_dl_hwcap@got(r7)
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mtlr r8
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lwz r7,0(r7)
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# endif
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Update.
2004-01-14 Steven Munroe <sjmunroe@us.ibm.com>
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed symbols.
(_default_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed
symbols.
* sysdeps/powerpc/Makefile: Add rtld-global-offsets.sym to
gen-as-const-headers.
* sysdeps/powerpc/elf/rtld-global-offsets.sym: New file.
* sysdeps/powerpc/sysdep.h: Define v# symbols for vector registers.
Define PPC_FEATURE_* masks for Aux Vector AT_HWCAP.
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SWAPCONTEXT_SYSCALL): Define for PPC and 2.6.0 kernels.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h [!__WORDSIZE == 32]:
Declare mcontext_t inline and include altivec state for 64-bit.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, and swapcontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
(__makecontext): Use parm save area instead of compiler_dw to hold
context pointer.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_swapcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.h
(SIGCONTEXT_V_REGS_PTR, SIGCONTEXT_V_RESERVE): Defined.
2004-01-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
(__makecontext): Upgrade to align for Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_makecontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)]
(__novec_swapcontext): Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h:
(_UC_VSCR, _UC_VRSAVE): Define.
(_FRAME_BACKCHAIN, _FRAME_LR_SAVE,_FRAME_PARM_SAVE1,_FRAME_PARM_SAVE2,
_FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): Defined.
2004-01-16 04:50:59 +00:00
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#else
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2004-12-22 20:10:10 +00:00
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lis r7,_dl_hwcap@ha
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lwz r7,_dl_hwcap@l(r7)
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Update.
2004-01-14 Steven Munroe <sjmunroe@us.ibm.com>
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed symbols.
(_default_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed
symbols.
* sysdeps/powerpc/Makefile: Add rtld-global-offsets.sym to
gen-as-const-headers.
* sysdeps/powerpc/elf/rtld-global-offsets.sym: New file.
* sysdeps/powerpc/sysdep.h: Define v# symbols for vector registers.
Define PPC_FEATURE_* masks for Aux Vector AT_HWCAP.
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SWAPCONTEXT_SYSCALL): Define for PPC and 2.6.0 kernels.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h [!__WORDSIZE == 32]:
Declare mcontext_t inline and include altivec state for 64-bit.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, and swapcontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
(__makecontext): Use parm save area instead of compiler_dw to hold
context pointer.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_swapcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.h
(SIGCONTEXT_V_REGS_PTR, SIGCONTEXT_V_RESERVE): Defined.
2004-01-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
(__makecontext): Upgrade to align for Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_makecontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)]
(__novec_swapcontext): Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h:
(_UC_VSCR, _UC_VRSAVE): Define.
(_FRAME_BACKCHAIN, _FRAME_LR_SAVE,_FRAME_PARM_SAVE1,_FRAME_PARM_SAVE2,
_FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): Defined.
2004-01-16 04:50:59 +00:00
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#endif
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2004-12-22 20:10:10 +00:00
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andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
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la r10,(_UC_VREGS)(r31)
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beq L(has_no_vec)
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lwz r0,(32*16)(r10)
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li r9,(32*16)
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cmpwi r0,0
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mtspr VRSAVE,r0
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beq L(has_no_vec)
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lvx v19,r9,r10
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la r9,(16)(r10)
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lvx v0,0,r10
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lvx v1,0,r9
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addi r10,r10,32
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addi r9,r9,32
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mtvscr v19
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lvx v2,0,r10
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lvx v3,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v4,0,r10
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lvx v5,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v6,0,r10
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lvx v7,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v8,0,r10
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lvx v9,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v10,0,r10
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lvx v11,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v12,0,r10
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lvx v13,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v14,0,r10
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lvx v15,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v16,0,r10
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lvx v17,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v18,0,r10
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lvx v19,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v20,0,r10
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lvx v21,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v22,0,r10
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lvx v23,0,r9
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addi r10,r10,32
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addi r9,r9,32
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|
|
|
|
|
|
|
lvx v24,0,r10
|
|
|
|
|
lvx v25,0,r9
|
|
|
|
|
addi r10,r10,32
|
|
|
|
|
addi r9,r9,32
|
|
|
|
|
|
|
|
|
|
lvx v26,0,r10
|
|
|
|
|
lvx v27,0,r9
|
|
|
|
|
addi r10,r10,32
|
|
|
|
|
addi r9,r9,32
|
|
|
|
|
|
|
|
|
|
lvx v28,0,r10
|
|
|
|
|
lvx v29,0,r9
|
|
|
|
|
addi r10,r10,32
|
|
|
|
|
addi r9,r9,32
|
|
|
|
|
|
|
|
|
|
lvx v30,0,r10
|
|
|
|
|
lvx v31,0,r9
|
|
|
|
|
addi r10,r10,32
|
|
|
|
|
addi r9,r9,32
|
|
|
|
|
|
|
|
|
|
lvx v10,0,r10
|
|
|
|
|
lvx v11,0,r9
|
|
|
|
|
|
|
|
|
|
L(has_no_vec):
|
|
|
|
|
/* Restore the floating-point registers */
|
|
|
|
|
lfd fp31,_UC_FREGS+(32*8)(r31)
|
|
|
|
|
lfd fp0,_UC_FREGS+(0*8)(r31)
|
|
|
|
|
mtfsf 0xff,fp31
|
|
|
|
|
lfd fp1,_UC_FREGS+(1*8)(r31)
|
|
|
|
|
lfd fp2,_UC_FREGS+(2*8)(r31)
|
|
|
|
|
lfd fp3,_UC_FREGS+(3*8)(r31)
|
|
|
|
|
lfd fp4,_UC_FREGS+(4*8)(r31)
|
|
|
|
|
lfd fp5,_UC_FREGS+(5*8)(r31)
|
|
|
|
|
lfd fp6,_UC_FREGS+(6*8)(r31)
|
|
|
|
|
lfd fp7,_UC_FREGS+(7*8)(r31)
|
|
|
|
|
lfd fp8,_UC_FREGS+(8*8)(r31)
|
|
|
|
|
lfd fp9,_UC_FREGS+(9*8)(r31)
|
|
|
|
|
lfd fp10,_UC_FREGS+(10*8)(r31)
|
|
|
|
|
lfd fp11,_UC_FREGS+(11*8)(r31)
|
|
|
|
|
lfd fp12,_UC_FREGS+(12*8)(r31)
|
|
|
|
|
lfd fp13,_UC_FREGS+(13*8)(r31)
|
|
|
|
|
lfd fp14,_UC_FREGS+(14*8)(r31)
|
|
|
|
|
lfd fp15,_UC_FREGS+(15*8)(r31)
|
|
|
|
|
lfd fp16,_UC_FREGS+(16*8)(r31)
|
|
|
|
|
lfd fp17,_UC_FREGS+(17*8)(r31)
|
|
|
|
|
lfd fp18,_UC_FREGS+(18*8)(r31)
|
|
|
|
|
lfd fp19,_UC_FREGS+(19*8)(r31)
|
|
|
|
|
lfd fp20,_UC_FREGS+(20*8)(r31)
|
|
|
|
|
lfd fp21,_UC_FREGS+(21*8)(r31)
|
|
|
|
|
lfd fp22,_UC_FREGS+(22*8)(r31)
|
|
|
|
|
lfd fp23,_UC_FREGS+(23*8)(r31)
|
|
|
|
|
lfd fp24,_UC_FREGS+(24*8)(r31)
|
|
|
|
|
lfd fp25,_UC_FREGS+(25*8)(r31)
|
|
|
|
|
lfd fp26,_UC_FREGS+(26*8)(r31)
|
|
|
|
|
lfd fp27,_UC_FREGS+(27*8)(r31)
|
|
|
|
|
lfd fp28,_UC_FREGS+(28*8)(r31)
|
|
|
|
|
lfd fp29,_UC_FREGS+(29*8)(r31)
|
|
|
|
|
lfd fp30,_UC_FREGS+(30*8)(r31)
|
|
|
|
|
lfd fp31,_UC_FREGS+(31*8)(r31)
|
|
|
|
|
|
|
|
|
|
/* Restore LR and CCR, and set CTR to the NIP value */
|
|
|
|
|
lwz r3,_UC_GREGS+(PT_LNK*4)(r31)
|
|
|
|
|
lwz r4,_UC_GREGS+(PT_NIP*4)(r31)
|
|
|
|
|
lwz r5,_UC_GREGS+(PT_CCR*4)(r31)
|
|
|
|
|
mtlr r3
|
|
|
|
|
mtctr r4
|
|
|
|
|
mtcr r5
|
|
|
|
|
|
|
|
|
|
/* Restore the general registers */
|
|
|
|
|
lwz r1,_UC_GREGS+(PT_R1*4)(r31)
|
|
|
|
|
lwz r3,_UC_GREGS+(PT_R3*4)(r31)
|
|
|
|
|
lwz r4,_UC_GREGS+(PT_R4*4)(r31)
|
|
|
|
|
lwz r5,_UC_GREGS+(PT_R5*4)(r31)
|
|
|
|
|
lwz r6,_UC_GREGS+(PT_R6*4)(r31)
|
|
|
|
|
lwz r7,_UC_GREGS+(PT_R7*4)(r31)
|
|
|
|
|
lwz r8,_UC_GREGS+(PT_R8*4)(r31)
|
|
|
|
|
lwz r9,_UC_GREGS+(PT_R9*4)(r31)
|
|
|
|
|
lwz r10,_UC_GREGS+(PT_R10*4)(r31)
|
|
|
|
|
lwz r11,_UC_GREGS+(PT_R11*4)(r31)
|
|
|
|
|
lwz r12,_UC_GREGS+(PT_R12*4)(r31)
|
|
|
|
|
lwz r13,_UC_GREGS+(PT_R13*4)(r31)
|
|
|
|
|
lwz r14,_UC_GREGS+(PT_R14*4)(r31)
|
|
|
|
|
lwz r15,_UC_GREGS+(PT_R15*4)(r31)
|
|
|
|
|
lwz r16,_UC_GREGS+(PT_R16*4)(r31)
|
|
|
|
|
lwz r17,_UC_GREGS+(PT_R17*4)(r31)
|
|
|
|
|
lwz r18,_UC_GREGS+(PT_R18*4)(r31)
|
|
|
|
|
lwz r19,_UC_GREGS+(PT_R19*4)(r31)
|
|
|
|
|
lwz r20,_UC_GREGS+(PT_R20*4)(r31)
|
|
|
|
|
lwz r21,_UC_GREGS+(PT_R21*4)(r31)
|
|
|
|
|
lwz r22,_UC_GREGS+(PT_R22*4)(r31)
|
|
|
|
|
lwz r23,_UC_GREGS+(PT_R23*4)(r31)
|
|
|
|
|
lwz r24,_UC_GREGS+(PT_R24*4)(r31)
|
|
|
|
|
lwz r25,_UC_GREGS+(PT_R25*4)(r31)
|
|
|
|
|
lwz r26,_UC_GREGS+(PT_R26*4)(r31)
|
|
|
|
|
lwz r27,_UC_GREGS+(PT_R27*4)(r31)
|
|
|
|
|
lwz r28,_UC_GREGS+(PT_R28*4)(r31)
|
|
|
|
|
lwz r29,_UC_GREGS+(PT_R29*4)(r31)
|
|
|
|
|
lwz r30,_UC_GREGS+(PT_R30*4)(r31)
|
|
|
|
|
lwz r31,_UC_GREGS+(PT_R31*4)(r31)
|
|
|
|
|
|
|
|
|
|
bctr
|
|
|
|
|
|
|
|
|
|
L(error_exit):
|
|
|
|
|
lwz r31,12(r1)
|
|
|
|
|
lwz r0,20(r1)
|
|
|
|
|
addi r1,r1,16
|
|
|
|
|
mtlr r0
|
|
|
|
|
blr
|
|
|
|
|
|
|
|
|
|
L(do_sigret):
|
|
|
|
|
addi r1,r3,-0xd0
|
|
|
|
|
li r0,SYS_ify(rt_sigreturn)
|
|
|
|
|
sc
|
|
|
|
|
/* NOTREACHED */
|
|
|
|
|
|
|
|
|
|
END (__setcontext)
|
2003-06-18 03:38:07 +00:00
|
|
|
|
Update.
2004-01-14 Steven Munroe <sjmunroe@us.ibm.com>
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed symbols.
(_default_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed
symbols.
* sysdeps/powerpc/Makefile: Add rtld-global-offsets.sym to
gen-as-const-headers.
* sysdeps/powerpc/elf/rtld-global-offsets.sym: New file.
* sysdeps/powerpc/sysdep.h: Define v# symbols for vector registers.
Define PPC_FEATURE_* masks for Aux Vector AT_HWCAP.
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SWAPCONTEXT_SYSCALL): Define for PPC and 2.6.0 kernels.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h [!__WORDSIZE == 32]:
Declare mcontext_t inline and include altivec state for 64-bit.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, and swapcontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
(__makecontext): Use parm save area instead of compiler_dw to hold
context pointer.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_swapcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.h
(SIGCONTEXT_V_REGS_PTR, SIGCONTEXT_V_RESERVE): Defined.
2004-01-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
(__makecontext): Upgrade to align for Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_makecontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)]
(__novec_swapcontext): Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h:
(_UC_VSCR, _UC_VRSAVE): Define.
(_FRAME_BACKCHAIN, _FRAME_LR_SAVE,_FRAME_PARM_SAVE1,_FRAME_PARM_SAVE2,
_FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): Defined.
2004-01-16 04:50:59 +00:00
|
|
|
versioned_symbol (libc, __setcontext, setcontext, GLIBC_2_3_4)
|
|
|
|
|
|
|
|
|
|
#if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)
|
|
|
|
|
|
2004-03-10 19:28:58 +00:00
|
|
|
compat_text_section
|
2004-12-22 20:10:10 +00:00
|
|
|
ENTRY(__novec_setcontext)
|
|
|
|
|
mflr r0
|
|
|
|
|
stwu r1,-16(r1)
|
|
|
|
|
stw r0,20(r1)
|
|
|
|
|
stw r31,12(r1)
|
|
|
|
|
lwz r31,_UC_REGS_PTR(r3)
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* If this ucontext refers to the point where we were interrupted
|
|
|
|
|
* by a signal, we have to use the rt_sigreturn system call to
|
|
|
|
|
* return to the context so we get both LR and CTR restored.
|
|
|
|
|
*
|
|
|
|
|
* Otherwise, the context we are restoring is either just after
|
|
|
|
|
* a procedure call (getcontext/swapcontext) or at the beginning
|
|
|
|
|
* of a procedure call (makecontext), so we don't need to restore
|
|
|
|
|
* r0, xer, ctr. We don't restore r2 since it will be used as
|
|
|
|
|
* the TLS pointer.
|
|
|
|
|
*/
|
|
|
|
|
lwz r0,_UC_GREGS+(PT_MSR*4)(r31)
|
|
|
|
|
cmpwi r0,0
|
|
|
|
|
bne L(novec_do_sigret)
|
|
|
|
|
|
|
|
|
|
/* Restore the signal mask */
|
|
|
|
|
li r5,0
|
|
|
|
|
addi r4,r3,_UC_SIGMASK
|
|
|
|
|
li r3,SIG_SETMASK
|
|
|
|
|
bl JUMPTARGET(__sigprocmask)
|
|
|
|
|
cmpwi r3,0
|
|
|
|
|
bne L(novec_error_exit)
|
|
|
|
|
|
|
|
|
|
/* Restore the floating-point registers */
|
|
|
|
|
lfd fp31,_UC_FREGS+(32*8)(r31)
|
|
|
|
|
lfd fp0,_UC_FREGS+(0*8)(r31)
|
|
|
|
|
mtfsf 0xff,fp31
|
|
|
|
|
lfd fp1,_UC_FREGS+(1*8)(r31)
|
|
|
|
|
lfd fp2,_UC_FREGS+(2*8)(r31)
|
|
|
|
|
lfd fp3,_UC_FREGS+(3*8)(r31)
|
|
|
|
|
lfd fp4,_UC_FREGS+(4*8)(r31)
|
|
|
|
|
lfd fp5,_UC_FREGS+(5*8)(r31)
|
|
|
|
|
lfd fp6,_UC_FREGS+(6*8)(r31)
|
|
|
|
|
lfd fp7,_UC_FREGS+(7*8)(r31)
|
|
|
|
|
lfd fp8,_UC_FREGS+(8*8)(r31)
|
|
|
|
|
lfd fp9,_UC_FREGS+(9*8)(r31)
|
|
|
|
|
lfd fp10,_UC_FREGS+(10*8)(r31)
|
|
|
|
|
lfd fp11,_UC_FREGS+(11*8)(r31)
|
|
|
|
|
lfd fp12,_UC_FREGS+(12*8)(r31)
|
|
|
|
|
lfd fp13,_UC_FREGS+(13*8)(r31)
|
|
|
|
|
lfd fp14,_UC_FREGS+(14*8)(r31)
|
|
|
|
|
lfd fp15,_UC_FREGS+(15*8)(r31)
|
|
|
|
|
lfd fp16,_UC_FREGS+(16*8)(r31)
|
|
|
|
|
lfd fp17,_UC_FREGS+(17*8)(r31)
|
|
|
|
|
lfd fp18,_UC_FREGS+(18*8)(r31)
|
|
|
|
|
lfd fp19,_UC_FREGS+(19*8)(r31)
|
|
|
|
|
lfd fp20,_UC_FREGS+(20*8)(r31)
|
|
|
|
|
lfd fp21,_UC_FREGS+(21*8)(r31)
|
|
|
|
|
lfd fp22,_UC_FREGS+(22*8)(r31)
|
|
|
|
|
lfd fp23,_UC_FREGS+(23*8)(r31)
|
|
|
|
|
lfd fp24,_UC_FREGS+(24*8)(r31)
|
|
|
|
|
lfd fp25,_UC_FREGS+(25*8)(r31)
|
|
|
|
|
lfd fp26,_UC_FREGS+(26*8)(r31)
|
|
|
|
|
lfd fp27,_UC_FREGS+(27*8)(r31)
|
|
|
|
|
lfd fp28,_UC_FREGS+(28*8)(r31)
|
|
|
|
|
lfd fp29,_UC_FREGS+(29*8)(r31)
|
|
|
|
|
lfd fp30,_UC_FREGS+(30*8)(r31)
|
|
|
|
|
lfd fp31,_UC_FREGS+(31*8)(r31)
|
|
|
|
|
|
|
|
|
|
/* Restore LR and CCR, and set CTR to the NIP value */
|
|
|
|
|
lwz r3,_UC_GREGS+(PT_LNK*4)(r31)
|
|
|
|
|
lwz r4,_UC_GREGS+(PT_NIP*4)(r31)
|
|
|
|
|
lwz r5,_UC_GREGS+(PT_CCR*4)(r31)
|
|
|
|
|
mtlr r3
|
|
|
|
|
mtctr r4
|
|
|
|
|
mtcr r5
|
|
|
|
|
|
|
|
|
|
/* Restore the general registers */
|
|
|
|
|
lwz r1,_UC_GREGS+(PT_R1*4)(r31)
|
|
|
|
|
lwz r3,_UC_GREGS+(PT_R3*4)(r31)
|
|
|
|
|
lwz r4,_UC_GREGS+(PT_R4*4)(r31)
|
|
|
|
|
lwz r5,_UC_GREGS+(PT_R5*4)(r31)
|
|
|
|
|
lwz r6,_UC_GREGS+(PT_R6*4)(r31)
|
|
|
|
|
lwz r7,_UC_GREGS+(PT_R7*4)(r31)
|
|
|
|
|
lwz r8,_UC_GREGS+(PT_R8*4)(r31)
|
|
|
|
|
lwz r9,_UC_GREGS+(PT_R9*4)(r31)
|
|
|
|
|
lwz r10,_UC_GREGS+(PT_R10*4)(r31)
|
|
|
|
|
lwz r11,_UC_GREGS+(PT_R11*4)(r31)
|
|
|
|
|
lwz r12,_UC_GREGS+(PT_R12*4)(r31)
|
|
|
|
|
lwz r13,_UC_GREGS+(PT_R13*4)(r31)
|
|
|
|
|
lwz r14,_UC_GREGS+(PT_R14*4)(r31)
|
|
|
|
|
lwz r15,_UC_GREGS+(PT_R15*4)(r31)
|
|
|
|
|
lwz r16,_UC_GREGS+(PT_R16*4)(r31)
|
|
|
|
|
lwz r17,_UC_GREGS+(PT_R17*4)(r31)
|
|
|
|
|
lwz r18,_UC_GREGS+(PT_R18*4)(r31)
|
|
|
|
|
lwz r19,_UC_GREGS+(PT_R19*4)(r31)
|
|
|
|
|
lwz r20,_UC_GREGS+(PT_R20*4)(r31)
|
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|
lwz r21,_UC_GREGS+(PT_R21*4)(r31)
|
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lwz r22,_UC_GREGS+(PT_R22*4)(r31)
|
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lwz r23,_UC_GREGS+(PT_R23*4)(r31)
|
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|
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|
lwz r24,_UC_GREGS+(PT_R24*4)(r31)
|
|
|
|
|
lwz r25,_UC_GREGS+(PT_R25*4)(r31)
|
|
|
|
|
lwz r26,_UC_GREGS+(PT_R26*4)(r31)
|
|
|
|
|
lwz r27,_UC_GREGS+(PT_R27*4)(r31)
|
|
|
|
|
lwz r28,_UC_GREGS+(PT_R28*4)(r31)
|
|
|
|
|
lwz r29,_UC_GREGS+(PT_R29*4)(r31)
|
|
|
|
|
lwz r30,_UC_GREGS+(PT_R30*4)(r31)
|
|
|
|
|
lwz r31,_UC_GREGS+(PT_R31*4)(r31)
|
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|
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|
bctr
|
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|
|
|
|
|
|
|
|
L(novec_error_exit):
|
|
|
|
|
lwz r31,12(r1)
|
|
|
|
|
lwz r0,20(r1)
|
|
|
|
|
addi r1,r1,16
|
|
|
|
|
mtlr r0
|
|
|
|
|
blr
|
2004-03-07 19:53:49 +00:00
|
|
|
|
2004-12-22 20:10:10 +00:00
|
|
|
L(novec_do_sigret):
|
|
|
|
|
addi r1,r3,-0xd0
|
|
|
|
|
li r0,SYS_ify(rt_sigreturn)
|
|
|
|
|
sc
|
|
|
|
|
/* NOTREACHED */
|
Update.
2004-01-14 Steven Munroe <sjmunroe@us.ibm.com>
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed symbols.
(_default_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed
symbols.
* sysdeps/powerpc/Makefile: Add rtld-global-offsets.sym to
gen-as-const-headers.
* sysdeps/powerpc/elf/rtld-global-offsets.sym: New file.
* sysdeps/powerpc/sysdep.h: Define v# symbols for vector registers.
Define PPC_FEATURE_* masks for Aux Vector AT_HWCAP.
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SWAPCONTEXT_SYSCALL): Define for PPC and 2.6.0 kernels.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h [!__WORDSIZE == 32]:
Declare mcontext_t inline and include altivec state for 64-bit.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, and swapcontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
(__makecontext): Use parm save area instead of compiler_dw to hold
context pointer.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_swapcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.h
(SIGCONTEXT_V_REGS_PTR, SIGCONTEXT_V_RESERVE): Defined.
2004-01-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
(__makecontext): Upgrade to align for Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_makecontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)]
(__novec_swapcontext): Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h:
(_UC_VSCR, _UC_VRSAVE): Define.
(_FRAME_BACKCHAIN, _FRAME_LR_SAVE,_FRAME_PARM_SAVE1,_FRAME_PARM_SAVE2,
_FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): Defined.
2004-01-16 04:50:59 +00:00
|
|
|
|
2004-12-22 20:10:10 +00:00
|
|
|
END (__novec_setcontext)
|
2004-03-10 19:28:58 +00:00
|
|
|
.previous
|
Update.
2004-01-14 Steven Munroe <sjmunroe@us.ibm.com>
* include/libc-symbols.h [HAVE_ASM_GLOBAL_DOT_NAME]
(_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed symbols.
(_default_symbol_version): Use C_SYMBOL_DOT_NAME to create '.'ed
symbols.
* sysdeps/powerpc/Makefile: Add rtld-global-offsets.sym to
gen-as-const-headers.
* sysdeps/powerpc/elf/rtld-global-offsets.sym: New file.
* sysdeps/powerpc/sysdep.h: Define v# symbols for vector registers.
Define PPC_FEATURE_* masks for Aux Vector AT_HWCAP.
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SWAPCONTEXT_SYSCALL): Define for PPC and 2.6.0 kernels.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h [!__WORDSIZE == 32]:
Declare mcontext_t inline and include altivec state for 64-bit.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, and swapcontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/makecontext.S
(__makecontext): Use parm save area instead of compiler_dw to hold
context pointer.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)](__novec_swapcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/ucontext_i.h
(SIGCONTEXT_V_REGS_PTR, SIGCONTEXT_V_RESERVE): Defined.
2004-01-12 Steven Munroe <sjmunroe@us.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions: Add GLIBC_2.3.4
versions for setcontext, getcontext, swapcontext, and makecontext.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
(__getcontext): Upgrade to save Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_getcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
(__makecontext): Upgrade to align for Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_makecontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
(__setcontext): Upgrade to restore Altivec regs and version
GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)](__novec_setcontext):
Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
(__swapcontext): Upgrade to swap Altivec regs and version GLIBC_2_3_4.
[SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)]
(__novec_swapcontext): Compatible with GLIBC_2.3.3 release.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h:
(_UC_VSCR, _UC_VRSAVE): Define.
(_FRAME_BACKCHAIN, _FRAME_LR_SAVE,_FRAME_PARM_SAVE1,_FRAME_PARM_SAVE2,
_FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): Defined.
2004-01-16 04:50:59 +00:00
|
|
|
|
|
|
|
|
compat_symbol (libc, __novec_setcontext, setcontext, GLIBC_2_3_3)
|
|
|
|
|
|
|
|
|
|
#endif
|
2003-09-24 03:22:56 +00:00
|
|
|
|
2004-07-26 04:29:07 +00:00
|
|
|
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_3)
|
2003-09-24 03:22:56 +00:00
|
|
|
|
2004-12-22 20:10:10 +00:00
|
|
|
#define _ERRNO_H 1
|
|
|
|
|
#include <bits/errno.h>
|
2003-09-24 03:22:56 +00:00
|
|
|
|
2004-03-10 19:28:58 +00:00
|
|
|
compat_text_section
|
2003-09-24 03:22:56 +00:00
|
|
|
ENTRY (__setcontext_stub)
|
|
|
|
|
li r3,ENOSYS
|
2004-12-22 20:10:10 +00:00
|
|
|
b JUMPTARGET(__syscall_error)
|
2004-03-10 19:28:58 +00:00
|
|
|
END (__setcontext_stub)
|
|
|
|
|
.previous
|
2003-09-24 03:22:56 +00:00
|
|
|
|
2004-07-26 04:29:07 +00:00
|
|
|
compat_symbol (libc, __setcontext_stub, setcontext, GLIBC_2_0)
|
2003-09-24 03:22:56 +00:00
|
|
|
|
|
|
|
|
#endif
|