| /* setjmp for RISC-V. |
| Copyright (C) 1996-2018 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 <sys/asm.h> |
| |
| ENTRY (_setjmp) |
| li a1, 0 |
| j __sigsetjmp |
| END (_setjmp) |
| ENTRY (setjmp) |
| li a1, 1 |
| /* Fallthrough */ |
| END (setjmp) |
| ENTRY (__sigsetjmp) |
| REG_S ra, 0*SZREG(a0) |
| REG_S s0, 1*SZREG(a0) |
| REG_S s1, 2*SZREG(a0) |
| REG_S s2, 3*SZREG(a0) |
| REG_S s3, 4*SZREG(a0) |
| REG_S s4, 5*SZREG(a0) |
| REG_S s5, 6*SZREG(a0) |
| REG_S s6, 7*SZREG(a0) |
| REG_S s7, 8*SZREG(a0) |
| REG_S s8, 9*SZREG(a0) |
| REG_S s9, 10*SZREG(a0) |
| REG_S s10,11*SZREG(a0) |
| REG_S s11,12*SZREG(a0) |
| REG_S sp, 13*SZREG(a0) |
| |
| #ifndef __riscv_float_abi_soft |
| FREG_S fs0, 14*SZREG+ 0*SZFREG(a0) |
| FREG_S fs1, 14*SZREG+ 1*SZFREG(a0) |
| FREG_S fs2, 14*SZREG+ 2*SZFREG(a0) |
| FREG_S fs3, 14*SZREG+ 3*SZFREG(a0) |
| FREG_S fs4, 14*SZREG+ 4*SZFREG(a0) |
| FREG_S fs5, 14*SZREG+ 5*SZFREG(a0) |
| FREG_S fs6, 14*SZREG+ 6*SZFREG(a0) |
| FREG_S fs7, 14*SZREG+ 7*SZFREG(a0) |
| FREG_S fs8, 14*SZREG+ 8*SZFREG(a0) |
| FREG_S fs9, 14*SZREG+ 9*SZFREG(a0) |
| FREG_S fs10,14*SZREG+10*SZFREG(a0) |
| FREG_S fs11,14*SZREG+11*SZFREG(a0) |
| #endif |
| |
| #if !IS_IN (libc) && IS_IN (rtld) |
| /* In ld.so we never save the signal mask. */ |
| li a0, 0 |
| ret |
| #else |
| /* Make a tail call to __sigjmp_save; it takes the same args. */ |
| j __sigjmp_save |
| #endif |
| |
| |
| END (__sigsetjmp) |
| |
| hidden_def (__sigsetjmp) |
| weak_alias (_setjmp, __GI__setjmp) |