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add loongarch64 user.h structs; adjust elf_fpreg_t and ELF_NFPREG

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user_regs_struct and user_fp_struct were missing from the initial
commit of the port.

the union type for elf_fpreg_t and the new value of ELF_NFPREG are
made consistent with glibc.
This commit is contained in:
Hongliang Wang 2024-02-26 16:04:26 +08:00 • committed by Rich Felker
parent f2c9350543
commit ec325b3828
1 changed files with 21 additions and 2 deletions
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23
arch/loongarch64/bits/user.h
View file

@ -1,5 +1,24 @@
#define ELF_NGREG 45
#define ELF_NFPREG 33
#define ELF_NFPREG 34
struct user_regs_struct {
unsigned long regs[32];
unsigned long orig_a0;
unsigned long csr_era;
unsigned long csr_badv;
unsigned long reserved[10];
};
struct user_fp_struct {
unsigned long fpr[32];
unsigned long fcc;
unsigned int fcsr;
};
typedef unsigned long elf_greg_t, elf_gregset_t[ELF_NGREG];
typedef double elf_fpreg_t, elf_fpregset_t[ELF_NFPREG];
typedef union {
double d;
float f;
} elf_fpreg_t;
typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];