diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sys')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sys/ucontext.h | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sys/ucontext.h b/sysdeps/unix/sysv/linux/sparc/sys/ucontext.h index 03ec8ae791..58295ff5b1 100644 --- a/sysdeps/unix/sysv/linux/sparc/sys/ucontext.h +++ b/sysdeps/unix/sysv/linux/sparc/sys/ucontext.h @@ -85,7 +85,7 @@ typedef struct ucontext { mcontext_t uc_mcontext; } ucontext_t; -#else /* __WORDSIZE == 32 */ +#endif /* __WORDISIZE == 64 */ /* * Location of the users' stored registers relative to R0. @@ -117,11 +117,24 @@ typedef struct ucontext { * treats arrays and structures as parameters. * * Note that NGREG is really (sizeof (struct regs) / sizeof (greg_t)), - * but that the ABI defines it absolutely to be 19. + * but that the ABI defines it absolutely to be 21 (resp. 19). */ -#define NGREG 19 +#if __WORDSIZE == 64 + +#define REG_ASI (19) +#define REG_FPRS (20) + +#define NGREG 21 +typedef long greg_t; + +#else /* __WORDSIZE == 32 */ + +#define NGREG 19 typedef int greg_t; + +#endif /* __WORDSIZE == 32 */ + typedef greg_t gregset_t[NGREG]; /* @@ -182,6 +195,24 @@ struct fq #define V9_FPU_FSR_TYPE unsigned long long #define V9_FPU_FPRS_TYPE unsigned +#if __WORDSIZE == 64 + +typedef struct fpu + { + union { /* FPU floating point regs */ + unsigned fpu_regs[32]; /* 32 singles */ + double fpu_dregs[16]; /* 32 doubles */ + long double fpu_qregs[16]; /* 16 quads */ + } fpu_fr; + struct fq *fpu_q; /* ptr to array of FQ entries */ + unsigned long fpu_fsr; /* FPU status register */ + unsigned char fpu_qcnt; /* # of entries in saved FQ */ + unsigned char fpu_q_entrysize; /* # of bytes per FQ entry */ + unsigned char fpu_en; /* flag signifying fpu in use */ + } fpregset_t; + +#else /* __WORDSIZE == 32 */ + typedef struct fpu { union { /* FPU floating point regs */ |