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author | caiyinyu <caiyinyu@loongson.cn> | 2022-07-19 09:20:51 +0800 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-07-26 12:35:12 -0300 |
commit | f2037efbb33ffaf033b7a601a8a592d54879341c (patch) | |
tree | 4b615e6fa43e567db92679e209f94aedce0b77ac /sysdeps/unix/sysv/linux/loongarch/sys | |
parent | 45955fe61844d94f7faa660eda9e515a6571e8c3 (diff) | |
download | glibc-f2037efbb33ffaf033b7a601a8a592d54879341c.tar.gz glibc-f2037efbb33ffaf033b7a601a8a592d54879341c.tar.xz glibc-f2037efbb33ffaf033b7a601a8a592d54879341c.zip |
LoongArch: Linux ABI
Diffstat (limited to 'sysdeps/unix/sysv/linux/loongarch/sys')
-rw-r--r-- | sysdeps/unix/sysv/linux/loongarch/sys/ucontext.h | 61 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/loongarch/sys/user.h | 42 |
2 files changed, 103 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/loongarch/sys/ucontext.h b/sysdeps/unix/sysv/linux/loongarch/sys/ucontext.h new file mode 100644 index 0000000000..e334a45a44 --- /dev/null +++ b/sysdeps/unix/sysv/linux/loongarch/sys/ucontext.h @@ -0,0 +1,61 @@ +/* struct ucontext definition. + 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/>. */ + +/* Don't rely on this, the interface is currently messed up and may need to + be broken to be fixed. */ +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> + +#include <bits/types/sigset_t.h> +#include <bits/types/stack_t.h> + +#ifdef __USE_MISC +#define LARCH_NGREG 32 + +#define LARCH_REG_RA 1 +#define LARCH_REG_SP 3 +#define LARCH_REG_S0 23 +#define LARCH_REG_S1 24 +#define LARCH_REG_A0 4 +#define LARCH_REG_S2 25 +#define LARCH_REG_NARGS 8 + +#endif + +typedef struct mcontext_t +{ + unsigned long long __pc; + unsigned long long __gregs[32]; + unsigned int __flags; + unsigned long long __extcontext[0] __attribute__((__aligned__(16))); +} mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext_t +{ + unsigned long int __uc_flags; + struct ucontext_t *uc_link; + stack_t uc_stack; + sigset_t uc_sigmask; + mcontext_t uc_mcontext; +} ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/unix/sysv/linux/loongarch/sys/user.h b/sysdeps/unix/sysv/linux/loongarch/sys/user.h new file mode 100644 index 0000000000..55181de816 --- /dev/null +++ b/sysdeps/unix/sysv/linux/loongarch/sys/user.h @@ -0,0 +1,42 @@ +/* struct user_regs_struct definition 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/>. */ + +#ifndef _SYS_USER_H +#define _SYS_USER_H 1 + +#include <stdint.h> + +struct user_regs_struct +{ + /* Saved main processor registers. */ + uint64_t regs[32]; + + /* Saved special registers. */ + uint64_t orig_a0; + uint64_t csr_era; + uint64_t csr_badv; + uint64_t reserved[10]; +}; + +struct user_fp_struct { + uint64_t fpr[32]; + uint64_t fcc; + uint32_t fcsr; +}; + +#endif /* _SYS_USER_H */ |