| /* setjmp for SH4. |
| Copyright (C) 1999-2018 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, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <sysdep.h> |
| #include <jmpbuf-offsets.h> |
| |
| ENTRY (__sigsetjmp) |
| /* Save registers */ |
| #ifdef __SH_FPU_ANY__ |
| add #JB_SIZE, r4 |
| fmov.s fr15, @-r4 |
| fmov.s fr14, @-r4 |
| fmov.s fr13, @-r4 |
| fmov.s fr12, @-r4 |
| sts.l fpscr, @-r4 |
| #else |
| add #(JB_SIZE - 4 * 5), r4 |
| #endif /* __SH_FPU_ANY__ */ |
| stc.l gbr, @-r4 |
| #ifdef PTR_MANGLE |
| sts pr, r2 |
| PTR_MANGLE (r2, r1) |
| mov.l r2, @-r4 |
| mov r15, r2 |
| PTR_MANGLE2 (r2, r1) |
| mov.l r2, @-r4 |
| mov r14, r2 |
| PTR_MANGLE2 (r2, r1) |
| mov.l r2, @-r4 |
| mov #0, r1 |
| #else |
| sts.l pr, @-r4 |
| mov.l r15, @-r4 |
| mov.l r14, @-r4 |
| #endif |
| mov.l r13, @-r4 |
| mov.l r12, @-r4 |
| mov.l r11, @-r4 |
| mov.l r10, @-r4 |
| mov.l r9, @-r4 |
| mov.l r8, @-r4 |
| |
| #if IS_IN (rtld) |
| /* In ld.so we never save the signal mask. */ |
| rts |
| mov #0, r0 |
| #else |
| /* Make a tail call to __sigjmp_save; it takes the same args. */ |
| # ifdef SHARED |
| mov.l 1f, r1 |
| mova 1f, r0 |
| bra 2f |
| add r1, r0 |
| .align 2 |
| 1: |
| .long _GLOBAL_OFFSET_TABLE_ |
| 2: |
| mov.l .L1, r1 |
| mov.l @(r0,r1), r1 |
| jmp @r1 |
| nop |
| .align 2 |
| .L1: |
| .long C_SYMBOL_NAME(__sigjmp_save@GOT) |
| # else |
| mov.l .L1, r1 |
| jmp @r1 |
| nop |
| .align 2 |
| .L1: |
| .long C_SYMBOL_NAME(__sigjmp_save) |
| # endif |
| #endif |
| END (__sigsetjmp) |
| hidden_def (__sigsetjmp) |