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-rw-r--r--sysdeps/unix/sysv/linux/netinet/in.h15
-rw-r--r--sysdeps/unix/sysv/linux/sparc/Makefile8
-rw-r--r--sysdeps/unix/sysv/linux/sparc/__sigtrampoline.S109
-rw-r--r--sysdeps/unix/sysv/linux/sparc/errno.c1
-rw-r--r--sysdeps/unix/sysv/linux/sparc/profil-counter.h11
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sigaction.c21
-rw-r--r--sysdeps/unix/sysv/linux/sparc/syscall.S19
-rw-r--r--sysdeps/unix/sysv/linux/sparc/syscalls.list3
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sysdep.S3
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sysdep.h41
10 files changed, 142 insertions, 89 deletions
diff --git a/sysdeps/unix/sysv/linux/netinet/in.h b/sysdeps/unix/sysv/linux/netinet/in.h
index 53be934968..5b6cc78821 100644
--- a/sysdeps/unix/sysv/linux/netinet/in.h
+++ b/sysdeps/unix/sysv/linux/netinet/in.h
@@ -233,12 +233,17 @@ struct ip_mreq
struct in_addr imr_interface; /* local IP address of interface */
};
-/* Functions to convert between host and network byte order. */
+/* Functions to convert between host and network byte order.
-extern unsigned long int ntohl __P ((unsigned long int));
-extern unsigned short int ntohs __P ((unsigned short int));
-extern unsigned long int htonl __P ((unsigned long int));
-extern unsigned short int htons __P ((unsigned short int));
+ Please note that these functions normally take `unsigned long int' or
+ `unsigned short int' values as arguments and also return them. But
+ this was a short-sighted decision since on different systems the types
+ may have different representations but the values are always the same. */
+
+extern u_int32_t ntohl __P ((u_int32_t __netlong));
+extern u_int16_t ntohs __P ((u_int16_t __netshort));
+extern u_int32_t htonl __P ((u_int32_t __hostlong));
+extern u_int16_t htons __P ((u_int16_t __hostshort));
#include <endian.h>
diff --git a/sysdeps/unix/sysv/linux/sparc/Makefile b/sysdeps/unix/sysv/linux/sparc/Makefile
index 629e6b37df..30ef946c19 100644
--- a/sysdeps/unix/sysv/linux/sparc/Makefile
+++ b/sysdeps/unix/sysv/linux/sparc/Makefile
@@ -1,3 +1,11 @@
ifeq ($(subdir),signal)
sysdep_routines += __sigtrampoline
endif
+
+# When I get this to work, this is the right thing
+ifeq ($(subdir),elf)
+CFLAGS-rtld.c += -mv8
+#rtld-routines += dl-sysdepsparc
+endif # elf
+
+asm-CPPFLAGS = -fPIC
diff --git a/sysdeps/unix/sysv/linux/sparc/__sigtrampoline.S b/sysdeps/unix/sysv/linux/sparc/__sigtrampoline.S
index 4fea850ee3..2dd13062fc 100644
--- a/sysdeps/unix/sysv/linux/sparc/__sigtrampoline.S
+++ b/sysdeps/unix/sysv/linux/sparc/__sigtrampoline.S
@@ -4,10 +4,10 @@
/* Contributed by Miguel de Icaza (miguel@gnu.ai.mit.edu) */
/* Many thanks go to David Miller for explaining all this to me */
/* miguel@nuclecu.unam.mx */
-/* Sources: David Miller, 4.4BSD/SPARC code */
+/* Sources: David Miller, 4.4BSD/SPARC code */
#include <sysdep.h>
-
+#define __ASSEMBLY__
/* For REGWIN_SZ */
#include <asm/ptrace.h>
#include <asm/psr.h>
@@ -18,13 +18,13 @@
.text
ENTRY(____sparc_signal_trampoline)
- .global SYMBOL_NAME(____sig_table)
+ .global C_SYMBOL_NAME(____sig_table)
/* Make room for 32 %f registers + %fsr
- * this is 132 bytes + alignement = 136
- * 96 is the C frame size
- */
- save %sp,-136-CCFSZ,%sp
+ * this is 132 bytes + alignement = 136
+ * 96 is the C frame size
+ */
+ save %sp,-136-CCFSZ,%sp
/* save regular registers */
mov %g2,%l2
@@ -34,31 +34,31 @@ ENTRY(____sparc_signal_trampoline)
mov %g6,%l6
mov %g7,%l7
- /* save fpu registers */
- ld [%fp+64+16+20],%l0 /* load the psr from sigcontext */
+ /* save fpu registers */
+ ld [%fp+64+16+20],%l0 /* load the psr from sigcontext */
sethi %hi(PSR_EF),%l1
- andcc %l0,%l1,%l0 /* is floating point enabled? */
+ andcc %l0,%l1,%l0 /* is floating point enabled? */
be 1f
rd %y,%l1 /* save y anyways */
/* save fpu registers */
- st %fsr, [%sp + CCFSZ + 0]
- std %f0, [%sp + CCFSZ + 8]
- std %f2, [%sp + CCFSZ + 16]
- std %f4, [%sp + CCFSZ + 24]
- std %f6, [%sp + CCFSZ + 32]
- std %f8, [%sp + CCFSZ + 40]
- std %f10, [%sp + CCFSZ + 48]
- std %f12, [%sp + CCFSZ + 56]
- std %f14, [%sp + CCFSZ + 64]
- std %f16, [%sp + CCFSZ + 72]
- std %f18, [%sp + CCFSZ + 80]
- std %f20, [%sp + CCFSZ + 88]
- std %f22, [%sp + CCFSZ + 96]
- std %f24, [%sp + CCFSZ + 104]
- std %f26, [%sp + CCFSZ + 112]
- std %f28, [%sp + CCFSZ + 120]
- std %f30, [%sp + CCFSZ + 128]
+ st %fsr, [%sp + CCFSZ + 0]
+ std %f0, [%sp + CCFSZ + 8]
+ std %f2, [%sp + CCFSZ + 16]
+ std %f4, [%sp + CCFSZ + 24]
+ std %f6, [%sp + CCFSZ + 32]
+ std %f8, [%sp + CCFSZ + 40]
+ std %f10, [%sp + CCFSZ + 48]
+ std %f12, [%sp + CCFSZ + 56]
+ std %f14, [%sp + CCFSZ + 64]
+ std %f16, [%sp + CCFSZ + 72]
+ std %f18, [%sp + CCFSZ + 80]
+ std %f20, [%sp + CCFSZ + 88]
+ std %f22, [%sp + CCFSZ + 96]
+ std %f24, [%sp + CCFSZ + 104]
+ std %f26, [%sp + CCFSZ + 112]
+ std %f28, [%sp + CCFSZ + 120]
+ std %f30, [%sp + CCFSZ + 128]
1:
/* Load signal number */
@@ -69,7 +69,7 @@ ENTRY(____sparc_signal_trampoline)
/* Sanity check */
cmp %o0,33
bl 1f
- or %g0,%g0,%g1 /*Call sys_setup */
+ or %g0,%g0,%g1 /*Call sys_setup */
t 0x10
1:
#ifdef __PIC__
@@ -79,16 +79,16 @@ ___sxx:
call ___syy
nop
___syy:
- sethi %hi(_GLOBAL_OFFSET_TABLE_-(___sxx-.)),%o5
- or %o5,%lo(_GLOBAL_OFFSET_TABLE_-(___sxx-.)),%o5
+ sethi %hi(_GLOBAL_OFFSET_TABLE_-(___sxx-.)),%o5
+ or %o5,%lo(_GLOBAL_OFFSET_TABLE_-(___sxx-.)),%o5
add %o7,%o5,%o5
/* restore return address */
mov %o4,%o7
mov %o5,%o4
/* o4 has the GOT pointer */
#endif
- sethi %hi(SYMBOL_NAME(____sig_table)),%o5
- or %o5,%lo(SYMBOL_NAME(____sig_table)),%o5
+ sethi %hi(C_SYMBOL_NAME(____sig_table)),%o5
+ or %o5,%lo(C_SYMBOL_NAME(____sig_table)),%o5
#ifdef __PIC__
add %o5,%o4,%o4
ld [%o4],%o5
@@ -97,9 +97,10 @@ ___syy:
add %o5,%o4,%o4
ld [%o4],%o4
ld [%fp + REGWIN_SZ + 4],%o1 /* Load subcode */
- ld [%fp + REGWIN_SZ + 8],%o2 /* pointer to sigcontext */
+ ld [%fp + REGWIN_SZ + 8],%o2 /* pointer to sigcontext */
call %o4
- ld [%fp + REGWIN_SZ + 12],%o3 /* Address where signal occurred */
+ ld [%fp + REGWIN_SZ + 12],%o3 /* Address where signal ocurre
+ */
/* handler returned, restore state */
tst %l0
@@ -107,23 +108,23 @@ ___syy:
wr %l1,%g0,%y
/* fpu restoration */
- ld [%sp + CCFSZ + 0], %fsr
- ldd [%sp + CCFSZ + 8], %f0
- ldd [%sp + CCFSZ + 16], %f2
- ldd [%sp + CCFSZ + 24], %f4
- ldd [%sp + CCFSZ + 32], %f6
- ldd [%sp + CCFSZ + 40], %f8
- ldd [%sp + CCFSZ + 48], %f10
- ldd [%sp + CCFSZ + 56], %f12
- ldd [%sp + CCFSZ + 64], %f14
- ldd [%sp + CCFSZ + 72], %f16
- ldd [%sp + CCFSZ + 80], %f18
- ldd [%sp + CCFSZ + 88], %f20
- ldd [%sp + CCFSZ + 96], %f22
- ldd [%sp + CCFSZ + 104], %f24
- ldd [%sp + CCFSZ + 112], %f26
- ldd [%sp + CCFSZ + 120], %f28
- ldd [%sp + CCFSZ + 128], %f30
+ ld [%sp + CCFSZ + 0], %fsr
+ ldd [%sp + CCFSZ + 8], %f0
+ ldd [%sp + CCFSZ + 16], %f2
+ ldd [%sp + CCFSZ + 24], %f4
+ ldd [%sp + CCFSZ + 32], %f6
+ ldd [%sp + CCFSZ + 40], %f8
+ ldd [%sp + CCFSZ + 48], %f10
+ ldd [%sp + CCFSZ + 56], %f12
+ ldd [%sp + CCFSZ + 64], %f14
+ ldd [%sp + CCFSZ + 72], %f16
+ ldd [%sp + CCFSZ + 80], %f18
+ ldd [%sp + CCFSZ + 88], %f20
+ ldd [%sp + CCFSZ + 96], %f22
+ ldd [%sp + CCFSZ + 104], %f24
+ ldd [%sp + CCFSZ + 112], %f26
+ ldd [%sp + CCFSZ + 120], %f28
+ ldd [%sp + CCFSZ + 128], %f30
1:
mov %l2,%g2
@@ -133,10 +134,10 @@ ___syy:
mov %l6,%g6
mov %l7,%g7
- /* call sigreturn */
- restore %g0,SYS_sigreturn,%g1 /* register back and set syscall */
+ /* call sigreturn */
+ restore %g0,SYS_ify(sigreturn),%g1 /* register back and set syscal */
add %sp,64+16,%o0
t 0x10
/* if we return, sysreturn failed */
- mov SYS_exit,%g1
+ mov SYS_ify(exit),%g1
t 0x10
diff --git a/sysdeps/unix/sysv/linux/sparc/errno.c b/sysdeps/unix/sysv/linux/sparc/errno.c
new file mode 100644
index 0000000000..663ab33e93
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/errno.c
@@ -0,0 +1 @@
+itn errno;
diff --git a/sysdeps/unix/sysv/linux/sparc/profil-counter.h b/sysdeps/unix/sysv/linux/sparc/profil-counter.h
index 1998c34ed5..258df5ba93 100644
--- a/sysdeps/unix/sysv/linux/sparc/profil-counter.h
+++ b/sysdeps/unix/sysv/linux/sparc/profil-counter.h
@@ -22,14 +22,5 @@
void
profil_counter (int signo, __siginfo_t si)
{
- extern int __sparc_old_signals;
-
- if (__sparc_old_signals)
- {
- struct sigcontext_struct *s = (void *) &si;
-
- profil_count ((void *) s->sigc_pc);
- }
- else
- profil_count ((void *) si.si_regs.pc);
+ profil_count ((void *) si.si_regs.pc);
}
diff --git a/sysdeps/unix/sysv/linux/sparc/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sigaction.c
index e7bda77de2..d39eb7cc76 100644
--- a/sysdeps/unix/sysv/linux/sparc/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sigaction.c
@@ -22,6 +22,10 @@
#include <sys/signal.h>
#include <errno.h>
+/* Commented out while I figure out what the fuck goes on */
+long ____sig_table [NSIG];
+#if 0
+
/* The kernel will deliver signals in the old way if the signal
number is a positive number. The kernel will deliver a signal
with the new stack layout if the signal number is a negative number.
@@ -30,7 +34,6 @@
using at runtime. */
extern void ____sparc_signal_trampoline (int);
-long ____sig_table [NSIG];
int
__trampoline_sigaction (int sig, struct sigaction *new, struct sigaction *old)
@@ -60,7 +63,7 @@ __trampoline_sigaction (int sig, struct sigaction *new, struct sigaction *old)
"1:"
: "=r" (ret), "=r" ((long int) sig), "=r" ((long int) new),
"=r" ((long int) old)
- : "0" (SYS_sigaction), "1" (sig), "2" (new), "3" (old)
+ : "0" (__NR_sigaction), "1" (sig), "2" (new), "3" (old)
: "g1", "o0", "o1", "o2");
if (ret >= 0)
@@ -79,9 +82,12 @@ __trampoline_sigaction (int sig, struct sigaction *new, struct sigaction *old)
__set_errno (-ret);
return -1;
}
+#else
+# define __new_sigaction __sigaction
+#endif
int
-__new_sigaction (int sig, struct sigaction *new, struct sigaction *old)
+__new_sigaction (int sig, __const struct sigaction *new, struct sigaction *old)
{
int ret;
@@ -98,7 +104,7 @@ __new_sigaction (int sig, struct sigaction *new, struct sigaction *old)
"1:"
: "=r" (ret), "=r" ((long int) sig), "=r" ((long int) new),
"=r" ((long int) old)
- : "0" (SYS_sigaction), "1" (sig), "2" (new), "3" (old)
+ : "0" (__NR_sigaction), "1" (sig), "2" (new), "3" (old)
: "g1", "o0", "o1", "o2");
if (ret >= 0)
return 0;
@@ -106,10 +112,11 @@ __new_sigaction (int sig, struct sigaction *new, struct sigaction *old)
return -1;
}
+#if 0
int
-__sigaction (int sig, struct sigaction *new, struct sigaction *old)
+__sigaction (int sig, __const struct sigaction *new, struct sigaction *old)
{
- static (*sigact_routine) (int, struct sigaction *, struct sigaction *);
+ static (*sigact_routine) (int, __const struct sigaction *, struct sigaction *);
int ret;
struct sigaction sa;
@@ -124,4 +131,6 @@ __sigaction (int sig, struct sigaction *new, struct sigaction *old)
return __sigaction (sig, new, old);
}
+#endif
+
weak_alias (__sigaction, sigaction);
diff --git a/sysdeps/unix/sysv/linux/sparc/syscall.S b/sysdeps/unix/sysv/linux/sparc/syscall.S
index 4166e4231b..3921ca52dc 100644
--- a/sysdeps/unix/sysv/linux/sparc/syscall.S
+++ b/sysdeps/unix/sysv/linux/sparc/syscall.S
@@ -16,15 +16,26 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#define DONT_LOAD_G1
#include <sysdep.h>
-ENTRY (__libc_syscall)
+ .text
+ENTRY (syscall)
or %o0,%g0,%g1
or %o1,%g0,%o0
or %o2,%g0,%o1
or %o3,%g0,%o2
or %o4,%g0,%o3
or %o5,%g0,%o4
-PSEUDO_NOENT(__libc_syscall, syscall, 5)
+ ta 0x10
+ bcc 1f
+ nop
+ save %sp, -96, %sp
+ call __errno_location
+ nop
+ st %i0,[%o0]
+ restore
+ retl
+ mov -1, %o0
+1:
ret
-SYSCALL__POST(syscall,5)
+
+PSEUDO_END (syscall)
diff --git a/sysdeps/unix/sysv/linux/sparc/syscalls.list b/sysdeps/unix/sysv/linux/sparc/syscalls.list
new file mode 100644
index 0000000000..7883d70719
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/syscalls.list
@@ -0,0 +1,3 @@
+# File name Caller Syscall name # args Strong name Weak names
+
+s_llseek llseek _llseek 5 __sys_llseek
diff --git a/sysdeps/unix/sysv/linux/sparc/sysdep.S b/sysdeps/unix/sysv/linux/sparc/sysdep.S
new file mode 100644
index 0000000000..7e9023901b
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sysdep.S
@@ -0,0 +1,3 @@
+/* Define errno */
+
+ .common errno,4,4
diff --git a/sysdeps/unix/sysv/linux/sparc/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sysdep.h
index 0251a1f014..5ae440152b 100644
--- a/sysdeps/unix/sysv/linux/sparc/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sysdep.h
@@ -20,6 +20,11 @@
#ifndef _LINUX_SPARC_SYSDEP_H
#define _LINUX_SPARC_SYSDEP_H 1
+/* Kernel headers use __ASSEMBLY__ */
+#ifdef ASSEMBLER
+#define __ASSEMBLY__
+#endif
+
#include <sysdeps/unix/sparc/sysdep.h>
#undef SYS_ify
@@ -30,12 +35,34 @@
#ifdef DONT_LOAD_G1
# define LOADSYSCALL(x)
#else
-# define LOADSYSCALL(x) mov SYS_##n, %g1
+# define LOADSYSCALL(x) mov __NR_##x, %g1
#endif
-/* Linux/SPARC uses a different trap number and uses __errno_location always */
+/* Linux/SPARC uses a different trap number */
#undef PSEUDO
+#ifdef PIC
+#define SYSCALL_ERROR_HANDLER \
+ .global C_SYMBOL_NAME(__errno_location);\
+ .type C_SYMBOL_NAME(__errno_location),@function;\
+ save %sp,-96,%sp;\
+ call __errno_location;\
+ nop;\
+ st %i0,[%o0];\
+ restore;\
+ retl;\
+ mov -1,%o0;
+#else
+#define SYSCALL_ERROR_HANDLER \
+ save %sp,-96,%sp; \
+ call __errno_location; \
+ nop; \
+ st %i0,[%o0]; \
+ restore; \
+ retl; \
+ mov -1,%o0;
+#endif /* PIC */
+
#define PSEUDO(name, syscall_name, args) \
.text; \
ENTRY(name); \
@@ -43,14 +70,8 @@
ta 0x10; \
bcc,a 1f; \
nop; \
- save %sp,96,%sp; \
- call __errno_location; \
- nop; \
- st %i0,[%o0]; \
- restore; \
- retl; \
- mov -1,%o0; \
-1:
+ SYSCALL_ERROR_HANDLER; \
+1:;
#endif /* ASSEMBLER */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 17:38:41 +0000