[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / sparc / sysdep.h

/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.

   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 _LINUX_SPARC_SYSDEP_H
#define _LINUX_SPARC_SYSDEP_H 1

#include <sysdeps/unix/sysdep.h>
#include <sysdeps/unix/sysv/linux/sysdep.h>
#include <sysdeps/sparc/sysdep.h>

#ifdef __ASSEMBLER__

#define	ret		retl; nop
#define	ret_NOERRNO	retl; nop
#define	ret_ERRVAL	retl; nop
#define	r0		%o0
#define	r1		%o1
#define	MOVE(x,y)	mov x, y

#else	/* __ASSEMBLER__ */

# define VDSO_NAME  "LINUX_2.6"
# define VDSO_HASH  61765110

/* List of system calls which are supported as vsyscalls.  */
# ifdef __arch64__
#  define HAVE_CLOCK_GETTIME64_VSYSCALL	"__vdso_clock_gettime"
# else
#  define HAVE_CLOCK_GETTIME_VSYSCALL	"__vdso_clock_gettime"
# endif
# define HAVE_GETTIMEOFDAY_VSYSCALL	"__vdso_gettimeofday"

#undef INTERNAL_SYSCALL
#define INTERNAL_SYSCALL(name, nr, args...) \
  internal_syscall##nr(__SYSCALL_STRING, __NR_##name, args)

#undef INTERNAL_SYSCALL_NCS
#define INTERNAL_SYSCALL_NCS(name, nr, args...) \
  internal_syscall##nr(__SYSCALL_STRING, name, args)

#define internal_syscall0(string,name,dummy...)			\
({									\
	register long int __g1 __asm__ ("g1") = (name);			\
	register long __o0 __asm__ ("o0");				\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1) :					\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define internal_syscall1(string,name,arg1)				\
({									\
	long int _arg1 = (long int) (arg1);				\
	register long int __g1 __asm__("g1") = (name);			\
	register long int  __o0 __asm__ ("o0") = _arg1;			\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1), "0" (__o0) :			\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define internal_syscall2(string,name,arg1,arg2)			\
({									\
	long int _arg1 = (long int) (arg1);				\
	long int _arg2 = (long int) (arg2);				\
	register long int __g1 __asm__("g1") = (name);			\
	register long int __o0 __asm__ ("o0") = _arg1;			\
	register long int __o1 __asm__ ("o1") = _arg2;			\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1), "0" (__o0), "r" (__o1) :		\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define internal_syscall3(string,name,arg1,arg2,arg3)			\
({									\
	long int _arg1 = (long int) (arg1);				\
	long int _arg2 = (long int) (arg2);				\
	long int _arg3 = (long int) (arg3);				\
	register long int __g1 __asm__("g1") = (name);			\
	register long int __o0 __asm__ ("o0") = _arg1;			\
	register long int __o1 __asm__ ("o1") = _arg2;			\
	register long int __o2 __asm__ ("o2") = _arg3;			\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1), "0" (__o0), "r" (__o1),		\
			  "r" (__o2) :					\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define internal_syscall4(string,name,arg1,arg2,arg3,arg4)		\
({									\
	long int _arg1 = (long int) (arg1);				\
	long int _arg2 = (long int) (arg2);				\
	long int _arg3 = (long int) (arg3);				\
	long int _arg4 = (long int) (arg4);				\
	register long int __g1 __asm__("g1") = (name);			\
	register long int __o0 __asm__ ("o0") = _arg1;			\
	register long int __o1 __asm__ ("o1") = _arg2;			\
	register long int __o2 __asm__ ("o2") = _arg3;			\
	register long int __o3 __asm__ ("o3") = _arg4;			\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1), "0" (__o0), "r" (__o1),		\
			  "r" (__o2), "r" (__o3) :			\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define internal_syscall5(string,name,arg1,arg2,arg3,arg4,arg5)		\
({									\
	long int _arg1 = (long int) (arg1);				\
	long int _arg2 = (long int) (arg2);				\
	long int _arg3 = (long int) (arg3);				\
	long int _arg4 = (long int) (arg4);				\
	long int _arg5 = (long int) (arg5);				\
	register long int __g1 __asm__("g1") = (name);			\
	register long int __o0 __asm__ ("o0") = _arg1;			\
	register long int __o1 __asm__ ("o1") = _arg2;			\
	register long int __o2 __asm__ ("o2") = _arg3;			\
	register long int __o3 __asm__ ("o3") = _arg4;			\
	register long int __o4 __asm__ ("o4") = _arg5;			\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1), "0" (__o0), "r" (__o1),		\
			  "r" (__o2), "r" (__o3), "r" (__o4) :		\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define internal_syscall6(string,name,arg1,arg2,arg3,arg4,arg5,arg6)	\
({									\
	long int _arg1 = (long int) (arg1);				\
	long int _arg2 = (long int) (arg2);				\
	long int _arg3 = (long int) (arg3);				\
	long int _arg4 = (long int) (arg4);				\
	long int _arg5 = (long int) (arg5);				\
	long int _arg6 = (long int) (arg6);				\
	register long int __g1 __asm__("g1") = (name);			\
	register long int __o0 __asm__ ("o0") = _arg1;			\
	register long int __o1 __asm__ ("o1") = _arg2;			\
	register long int __o2 __asm__ ("o2") = _arg3;			\
	register long int __o3 __asm__ ("o3") = _arg4;			\
	register long int __o4 __asm__ ("o4") = _arg5;			\
	register long int __o5 __asm__ ("o5") = _arg6;			\
	__asm __volatile (string : "=r" (__o0) :			\
			  "r" (__g1), "0" (__o0), "r" (__o1),		\
			  "r" (__o2), "r" (__o3), "r" (__o4),		\
			  "r" (__o5) :					\
			  __SYSCALL_CLOBBERS);				\
	__o0;								\
})

#define INLINE_CLONE_SYSCALL(arg1,arg2,arg3,arg4,arg5)			\
({									\
	long int _arg1 = (long int) (arg1);				\
	long int _arg2 = (long int) (arg2);				\
	long int _arg3 = (long int) (arg3);				\
	long int _arg4 = (long int) (arg4);				\
	long int _arg5 = (long int) (arg5);				\
	register long int __o0 __asm__ ("o0") = _arg1;			\
	register long int __o1 __asm__ ("o1") = _arg2;			\
	register long int __o2 __asm__ ("o2") = _arg3;			\
	register long int __o3 __asm__ ("o3") = _arg4;			\
	register long int __o4 __asm__ ("o4") = _arg5;			\
	register long int __g1 __asm__ ("g1") = __NR_clone;		\
	__asm __volatile (__SYSCALL_STRING :				\
			  "=r" (__o0), "=r" (__o1) :			\
			  "r" (__g1), "0" (__o0), "1" (__o1),		\
			  "r" (__o2), "r" (__o3), "r" (__o4) :		\
			  __SYSCALL_CLOBBERS);				\
	if (__glibc_unlikely ((unsigned long int) (__o0) > -4096UL))	\
	  {		     			       		   	\
	    __set_errno (-__o0);					\
	    __o0 = -1L;			    				\
	  } 	      							\
	else								\
	  { 	      							\
	    __o0 &= (__o1 - 1);						\
	  } 	    	    						\
	__o0;								\
})

#endif	/* __ASSEMBLER__ */

#endif /* _LINUX_SPARC_SYSDEP_H */
Commit	Line	Data
2b778ceb	1	/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
4d76a0ec UD	2	This file is part of the GNU C Library.
	3	Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
41bdb6e2 AJ	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
4d76a0ec UD	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
41bdb6e2	13	Lesser General Public License for more details.
4d76a0ec	14
41bdb6e2	15	You should have received a copy of the GNU Lesser General Public
59ba27a6	16	License along with the GNU C Library; if not, see
5a82c748	17	<https://www.gnu.org/licenses/>. */
4d76a0ec UD	18
	19	#ifndef _LINUX_SPARC_SYSDEP_H
	20	#define _LINUX_SPARC_SYSDEP_H 1
	21
aab39a09	22	#include <sysdeps/unix/sysdep.h>
fb1cf108	23	#include <sysdeps/unix/sysv/linux/sysdep.h>
aab39a09 DM	24	#include <sysdeps/sparc/sysdep.h>
	25
	26	#ifdef __ASSEMBLER__
	27
	28	#define ret retl; nop
	29	#define ret_NOERRNO retl; nop
	30	#define ret_ERRVAL retl; nop
	31	#define r0 %o0
	32	#define r1 %o1
	33	#define MOVE(x,y) mov x, y
	34
	35	#else /* __ASSEMBLER__ */
	36
b8386c28 AZ	37	# define VDSO_NAME "LINUX_2.6"
	38	# define VDSO_HASH 61765110
	39
94a3a27f	40	/* List of system calls which are supported as vsyscalls. */
ff500a62 AZ	41	# ifdef __arch64__
	42	# define HAVE_CLOCK_GETTIME64_VSYSCALL "__vdso_clock_gettime"
	43	# else
	44	# define HAVE_CLOCK_GETTIME_VSYSCALL "__vdso_clock_gettime"
	45	# endif
b8a7c7da	46	# define HAVE_GETTIMEOFDAY_VSYSCALL "__vdso_gettimeofday"
94a3a27f	47
369b849f	48	#undef INTERNAL_SYSCALL
bc2eb932 AZ	49	#define INTERNAL_SYSCALL(name, nr, args...) \
bc2eb932 AZ	50	internal_syscall##nr(__SYSCALL_STRING, __NR_##name, args)
bbb5e55c UD	51
bbb5e55c UD	52	#undef INTERNAL_SYSCALL_NCS
bc2eb932 AZ	53	#define INTERNAL_SYSCALL_NCS(name, nr, args...) \
bc2eb932 AZ	54	internal_syscall##nr(__SYSCALL_STRING, name, args)
369b849f	55
bc2eb932	56	#define internal_syscall0(string,name,dummy...) \
4d76a0ec	57	({ \
86c5d2cf	58	register long int __g1 __asm__ ("g1") = (name); \
4d76a0ec	59	register long __o0 __asm__ ("o0"); \
86c5d2cf AZ	60	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	61	"r" (__g1) : \
72d4c33d	62	__SYSCALL_CLOBBERS); \
4d76a0ec UD	63	__o0; \
	64	})
	65
bc2eb932	66	#define internal_syscall1(string,name,arg1) \
4d76a0ec	67	({ \
c261718b	68	long int _arg1 = (long int) (arg1); \
86c5d2cf	69	register long int __g1 __asm__("g1") = (name); \
c261718b	70	register long int __o0 __asm__ ("o0") = _arg1; \
86c5d2cf AZ	71	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	72	"r" (__g1), "0" (__o0) : \
72d4c33d	73	__SYSCALL_CLOBBERS); \
4d76a0ec UD	74	__o0; \
	75	})
	76
bc2eb932	77	#define internal_syscall2(string,name,arg1,arg2) \
4d76a0ec	78	({ \
c261718b AZ	79	long int _arg1 = (long int) (arg1); \
c261718b AZ	80	long int _arg2 = (long int) (arg2); \
86c5d2cf	81	register long int __g1 __asm__("g1") = (name); \
c261718b AZ	82	register long int __o0 __asm__ ("o0") = _arg1; \
c261718b AZ	83	register long int __o1 __asm__ ("o1") = _arg2; \
86c5d2cf AZ	84	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	85	"r" (__g1), "0" (__o0), "r" (__o1) : \
72d4c33d	86	__SYSCALL_CLOBBERS); \
4d76a0ec UD	87	__o0; \
	88	})
	89
bc2eb932	90	#define internal_syscall3(string,name,arg1,arg2,arg3) \
4d76a0ec	91	({ \
c261718b AZ	92	long int _arg1 = (long int) (arg1); \
	93	long int _arg2 = (long int) (arg2); \
	94	long int _arg3 = (long int) (arg3); \
86c5d2cf	95	register long int __g1 __asm__("g1") = (name); \
c261718b AZ	96	register long int __o0 __asm__ ("o0") = _arg1; \
	97	register long int __o1 __asm__ ("o1") = _arg2; \
	98	register long int __o2 __asm__ ("o2") = _arg3; \
86c5d2cf AZ	99	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	100	"r" (__g1), "0" (__o0), "r" (__o1), \
72d4c33d RM	101	"r" (__o2) : \
72d4c33d RM	102	__SYSCALL_CLOBBERS); \
4d76a0ec UD	103	__o0; \
	104	})
	105
bc2eb932	106	#define internal_syscall4(string,name,arg1,arg2,arg3,arg4) \
4d76a0ec	107	({ \
c261718b AZ	108	long int _arg1 = (long int) (arg1); \
	109	long int _arg2 = (long int) (arg2); \
	110	long int _arg3 = (long int) (arg3); \
	111	long int _arg4 = (long int) (arg4); \
86c5d2cf	112	register long int __g1 __asm__("g1") = (name); \
c261718b AZ	113	register long int __o0 __asm__ ("o0") = _arg1; \
	114	register long int __o1 __asm__ ("o1") = _arg2; \
	115	register long int __o2 __asm__ ("o2") = _arg3; \
	116	register long int __o3 __asm__ ("o3") = _arg4; \
86c5d2cf AZ	117	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	118	"r" (__g1), "0" (__o0), "r" (__o1), \
72d4c33d RM	119	"r" (__o2), "r" (__o3) : \
72d4c33d RM	120	__SYSCALL_CLOBBERS); \
4d76a0ec UD	121	__o0; \
	122	})
	123
bc2eb932	124	#define internal_syscall5(string,name,arg1,arg2,arg3,arg4,arg5) \
4d76a0ec	125	({ \
c261718b AZ	126	long int _arg1 = (long int) (arg1); \
	127	long int _arg2 = (long int) (arg2); \
	128	long int _arg3 = (long int) (arg3); \
	129	long int _arg4 = (long int) (arg4); \
	130	long int _arg5 = (long int) (arg5); \
86c5d2cf	131	register long int __g1 __asm__("g1") = (name); \
c261718b AZ	132	register long int __o0 __asm__ ("o0") = _arg1; \
	133	register long int __o1 __asm__ ("o1") = _arg2; \
	134	register long int __o2 __asm__ ("o2") = _arg3; \
	135	register long int __o3 __asm__ ("o3") = _arg4; \
	136	register long int __o4 __asm__ ("o4") = _arg5; \
86c5d2cf AZ	137	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	138	"r" (__g1), "0" (__o0), "r" (__o1), \
72d4c33d RM	139	"r" (__o2), "r" (__o3), "r" (__o4) : \
72d4c33d RM	140	__SYSCALL_CLOBBERS); \
4d76a0ec UD	141	__o0; \
	142	})
	143
bc2eb932	144	#define internal_syscall6(string,name,arg1,arg2,arg3,arg4,arg5,arg6) \
4d76a0ec	145	({ \
c261718b AZ	146	long int _arg1 = (long int) (arg1); \
	147	long int _arg2 = (long int) (arg2); \
	148	long int _arg3 = (long int) (arg3); \
	149	long int _arg4 = (long int) (arg4); \
	150	long int _arg5 = (long int) (arg5); \
	151	long int _arg6 = (long int) (arg6); \
86c5d2cf	152	register long int __g1 __asm__("g1") = (name); \
c261718b AZ	153	register long int __o0 __asm__ ("o0") = _arg1; \
	154	register long int __o1 __asm__ ("o1") = _arg2; \
	155	register long int __o2 __asm__ ("o2") = _arg3; \
	156	register long int __o3 __asm__ ("o3") = _arg4; \
	157	register long int __o4 __asm__ ("o4") = _arg5; \
	158	register long int __o5 __asm__ ("o5") = _arg6; \
86c5d2cf AZ	159	__asm __volatile (string : "=r" (__o0) : \
86c5d2cf AZ	160	"r" (__g1), "0" (__o0), "r" (__o1), \
72d4c33d RM	161	"r" (__o2), "r" (__o3), "r" (__o4), \
	162	"r" (__o5) : \
	163	__SYSCALL_CLOBBERS); \
4d76a0ec UD	164	__o0; \
	165	})
	166
cd2fbe58 UD	167	#define INLINE_CLONE_SYSCALL(arg1,arg2,arg3,arg4,arg5) \
cd2fbe58 UD	168	({ \
c261718b AZ	169	long int _arg1 = (long int) (arg1); \
	170	long int _arg2 = (long int) (arg2); \
	171	long int _arg3 = (long int) (arg3); \
	172	long int _arg4 = (long int) (arg4); \
	173	long int _arg5 = (long int) (arg5); \
	174	register long int __o0 __asm__ ("o0") = _arg1; \
	175	register long int __o1 __asm__ ("o1") = _arg2; \
	176	register long int __o2 __asm__ ("o2") = _arg3; \
	177	register long int __o3 __asm__ ("o3") = _arg4; \
	178	register long int __o4 __asm__ ("o4") = _arg5; \
	179	register long int __g1 __asm__ ("g1") = __NR_clone; \
3ba57516	180	__asm __volatile (__SYSCALL_STRING : \
86c5d2cf AZ	181	"=r" (__o0), "=r" (__o1) : \
86c5d2cf AZ	182	"r" (__g1), "0" (__o0), "1" (__o1), \
cd2fbe58 UD	183	"r" (__o2), "r" (__o3), "r" (__o4) : \
cd2fbe58 UD	184	__SYSCALL_CLOBBERS); \
86c5d2cf	185	if (__glibc_unlikely ((unsigned long int) (__o0) > -4096UL)) \
3ba57516	186	{ \
86c5d2cf	187	__set_errno (-__o0); \
3ba57516 DM	188	__o0 = -1L; \
	189	} \
	190	else \
	191	{ \
	192	__o0 &= (__o1 - 1); \
	193	} \
cd2fbe58 UD	194	__o0; \
	195	})
	196
aab39a09	197	#endif /* __ASSEMBLER__ */
cd2fbe58	198
4d76a0ec	199	#endif /* _LINUX_SPARC_SYSDEP_H */