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author | caiyinyu <caiyinyu@loongson.cn> | 2022-07-19 09:20:46 +0800 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-07-26 12:35:12 -0300 |
commit | a133942025da6fa62bb059b02f4e7a4b6e03e34a (patch) | |
tree | 0972c69aadd4aa075193882c960ed2b85ae27fe4 /sysdeps/loongarch/setjmp.S | |
parent | 2d83247d90c9f0bfee7f3f2505bc1b13b6f36c04 (diff) | |
download | glibc-a133942025da6fa62bb059b02f4e7a4b6e03e34a.tar.gz glibc-a133942025da6fa62bb059b02f4e7a4b6e03e34a.tar.xz glibc-a133942025da6fa62bb059b02f4e7a4b6e03e34a.zip |
LoongArch: ABI Implementation
Diffstat (limited to 'sysdeps/loongarch/setjmp.S')
-rw-r--r-- | sysdeps/loongarch/setjmp.S | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sysdeps/loongarch/setjmp.S b/sysdeps/loongarch/setjmp.S new file mode 100644 index 0000000000..3afb9f3948 --- /dev/null +++ b/sysdeps/loongarch/setjmp.S @@ -0,0 +1,64 @@ +/* setjmp for LoongArch. + Copyright (C) 2022 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 + <https://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <sys/asm.h> + +ENTRY (_setjmp) + li.w a1,0 + b HIDDEN_JUMPTARGET (__sigsetjmp) +END (_setjmp) + +ENTRY (setjmp) + li.w a1,1 +END (setjmp) + +ENTRY (__sigsetjmp) + REG_S ra, a0, 0*SZREG + REG_S sp, a0, 1*SZREG + REG_S x, a0, 2*SZREG + REG_S fp, a0, 3*SZREG + REG_S s0, a0, 4*SZREG + REG_S s1, a0, 5*SZREG + REG_S s2, a0, 6*SZREG + REG_S s3, a0, 7*SZREG + REG_S s4, a0, 8*SZREG + REG_S s5, a0, 9*SZREG + REG_S s6, a0, 10*SZREG + REG_S s7, a0, 11*SZREG + REG_S s8, a0, 12*SZREG + + FREG_S $f24, a0, 13*SZREG + 0*SZFREG + FREG_S $f25, a0, 13*SZREG + 1*SZFREG + FREG_S $f26, a0, 13*SZREG + 2*SZFREG + FREG_S $f27, a0, 13*SZREG + 3*SZFREG + FREG_S $f28, a0, 13*SZREG + 4*SZFREG + FREG_S $f29, a0, 13*SZREG + 5*SZFREG + FREG_S $f30, a0, 13*SZREG + 6*SZFREG + FREG_S $f31, a0, 13*SZREG + 7*SZFREG + +#if !IS_IN (libc) && IS_IN(rtld) + li.w v0, 0 + jirl zero,ra,0 +#else + b __sigjmp_save +#endif +END (__sigsetjmp) + +hidden_def (__sigsetjmp) +weak_alias (_setjmp, __GI__setjmp) |