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Diffstat (limited to 'sysdeps/unix/sysv/linux/sh/sh4/getcontext.S')
-rw-r--r--sysdeps/unix/sysv/linux/sh/sh4/getcontext.S131
1 files changed, 0 insertions, 131 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
deleted file mode 100644
index 68bc235bcf..0000000000
--- a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
+++ /dev/null
@@ -1,131 +0,0 @@
-/* Save current context.
- Copyright (C) 2005 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_i.h"
-
-/* int __getcontext (ucontext_t *uc); */
-
- .text
- .align 5
-ENTRY(__getcontext)
-
- /* Return value of getcontext. R0 is the only register whose
- value is not preserved. */
- mov #0, r0
- mov.l r0, @(oR0,r4)
- mov.l r1, @(oR1,r4)
- mov.l r2, @(oR2,r4)
- mov.l r3, @(oR3,r4)
- mov.l r4, @(oR4,r4)
- mov.l r5, @(oR5,r4)
- mov.l r6, @(oR6,r4)
- mov.l r7, @(oR7,r4)
- mov r4, r0
- add #(oMACL+4), r0
- sts.l macl, @-r0
- sts.l mach, @-r0
- stc.l gbr, @-r0
-
- /* Save T flag to SR. */
- movt r1
- mov.l r1, @-r0
- sts.l pr, @-r0
-
- /* The return address of getcontext is the restart pc. */
- sts.l pr, @-r0
-
- mov.l r15, @-r0
- mov.l r14, @-r0
- mov.l r13, @-r0
- mov.l r12, @-r0
- mov.l r11, @-r0
- mov.l r10, @-r0
- mov.l r9, @-r0
- mov.l r8, @-r0
-
- mov r4, r0
- /* We need 2 add instruction because oFPUL+4 > 127. */
- add #124,r0
- add #(oFPUL+4-124),r0
- sts.l fpul, @-r0
- sts.l fpscr, @-r0
- frchg
- fmov.s fr15, @-r0
- fmov.s fr14, @-r0
- fmov.s fr13, @-r0
- fmov.s fr12, @-r0
- fmov.s fr11, @-r0
- fmov.s fr10, @-r0
- fmov.s fr9, @-r0
- fmov.s fr8, @-r0
- fmov.s fr7, @-r0
- fmov.s fr6, @-r0
- fmov.s fr5, @-r0
- fmov.s fr4, @-r0
- fmov.s fr3, @-r0
- fmov.s fr2, @-r0
- fmov.s fr1, @-r0
- fmov.s fr0, @-r0
- frchg
- fmov.s fr15, @-r0
- fmov.s fr14, @-r0
- fmov.s fr13, @-r0
- fmov.s fr12, @-r0
- fmov.s fr11, @-r0
- fmov.s fr10, @-r0
- fmov.s fr9, @-r0
- fmov.s fr8, @-r0
- fmov.s fr7, @-r0
- fmov.s fr6, @-r0
- fmov.s fr5, @-r0
- fmov.s fr4, @-r0
- fmov.s fr3, @-r0
- fmov.s fr2, @-r0
- fmov.s fr1, @-r0
- fmov.s fr0, @-r0
-
- /* sigprocmask (SIG_BLOCK, NULL, &uc->uc_sigmask). */
- mov r4, r6
- /* We need 2 add instruction because oSIGMASK > 127. */
- add #(oSIGMASK/2), r6
- add #(oSIGMASK/2), r6
- mov #SIG_BLOCK, r4
- mov #0, r5
- mov #+SYS_ify(sigprocmask), r3
- trapa #0x13
- mov r0, r1
- mov #-12, r2
- shad r2, r1
- not r1, r1 // r1=0 means r0 = -1 to -4095
- tst r1, r1 // i.e. error in linux
- bf .Lgetcontext_end
-.Lsyscall_error:
- SYSCALL_ERROR_HANDLER
-.Lgetcontext_end:
- /* All done, return 0 for success. */
- mov #0, r0
-.Lpseudo_end:
- rts
- nop
-
-PSEUDO_END(__getcontext)
-
-weak_alias (__getcontext, getcontext)