summaryrefslogtreecommitdiff
path: root/sysdeps/unix
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/alpha/bits/resource.h10
-rw-r--r--sysdeps/unix/sysv/linux/bits/resource.h10
-rw-r--r--sysdeps/unix/sysv/linux/bits/socket.h4
-rw-r--r--sysdeps/unix/sysv/linux/dl-osinfo.h1
-rw-r--r--sysdeps/unix/sysv/linux/sparc/bits/resource.h10
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/Makefile4
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/getcontext.S85
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c93
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/setcontext.S119
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/swapcontext.S119
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S1
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/ucontext_i.sym61
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S1
-rw-r--r--sysdeps/unix/sysv/linux/sys/user.h2
-rw-r--r--sysdeps/unix/sysv/linux/times.c59
15 files changed, 574 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/resource.h b/sysdeps/unix/sysv/linux/alpha/bits/resource.h
index 2163745840..92d0199dcd 100644
--- a/sysdeps/unix/sysv/linux/alpha/bits/resource.h
+++ b/sysdeps/unix/sysv/linux/alpha/bits/resource.h
@@ -158,8 +158,16 @@ enum __rusage_who
#define RUSAGE_SELF RUSAGE_SELF
/* All of its terminated child processes. */
- RUSAGE_CHILDREN = -1
+ RUSAGE_CHILDREN = -1,
#define RUSAGE_CHILDREN RUSAGE_CHILDREN
+
+#ifdef __USE_GNU
+ /* The calling thread. */
+ RUSAGE_THREAD = 1
+# define RUSAGE_THREAD RUSAGE_THREAD
+ /* Name for the same functionality on Solaris. */
+# define RUSAGE_LWP RUSAGE_THREAD
+#endif
};
#define __need_timeval
diff --git a/sysdeps/unix/sysv/linux/bits/resource.h b/sysdeps/unix/sysv/linux/bits/resource.h
index 526cdaf53c..95d64ed77f 100644
--- a/sysdeps/unix/sysv/linux/bits/resource.h
+++ b/sysdeps/unix/sysv/linux/bits/resource.h
@@ -158,8 +158,16 @@ enum __rusage_who
#define RUSAGE_SELF RUSAGE_SELF
/* All of its terminated child processes. */
- RUSAGE_CHILDREN = -1
+ RUSAGE_CHILDREN = -1,
#define RUSAGE_CHILDREN RUSAGE_CHILDREN
+
+#ifdef __USE_GNU
+ /* The calling thread. */
+ RUSAGE_THREAD = 1
+# define RUSAGE_THREAD RUSAGE_THREAD
+ /* Name for the same functionality on Solaris. */
+# define RUSAGE_LWP RUSAGE_THREAD
+#endif
};
#define __need_timeval
diff --git a/sysdeps/unix/sysv/linux/bits/socket.h b/sysdeps/unix/sysv/linux/bits/socket.h
index ceb60133e3..3dda3d1c29 100644
--- a/sysdeps/unix/sysv/linux/bits/socket.h
+++ b/sysdeps/unix/sysv/linux/bits/socket.h
@@ -1,5 +1,5 @@
/* System-specific socket constants and types. Linux version.
- Copyright (C) 1991, 1992, 1994-2001, 2004, 2006, 2007
+ Copyright (C) 1991, 1992, 1994-2001, 2004, 2006, 2007, 2008
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -52,6 +52,8 @@ enum __socket_type
SOCK_SEQPACKET = 5, /* Sequenced, reliable, connection-based,
datagrams of fixed maximum length. */
#define SOCK_SEQPACKET SOCK_SEQPACKET
+ SOCK_DCCP = 6,
+#define SOCK_DCCP SOCK_DCCP /* Datagram Congestion Control Protocol. */
SOCK_PACKET = 10 /* Linux specific way of getting packets
at the dev level. For writing rarp and
other similar things on the user level. */
diff --git a/sysdeps/unix/sysv/linux/dl-osinfo.h b/sysdeps/unix/sysv/linux/dl-osinfo.h
index 582412e300..275a0730c8 100644
--- a/sysdeps/unix/sysv/linux/dl-osinfo.h
+++ b/sysdeps/unix/sysv/linux/dl-osinfo.h
@@ -20,6 +20,7 @@
#include <errno.h>
#include <kernel-features.h>
#include <dl-sysdep.h>
+#include <fcntl.h>
#include <stdint.h>
#include <hp-timing.h>
#include <endian.h>
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/resource.h b/sysdeps/unix/sysv/linux/sparc/bits/resource.h
index 3f2c600141..22c087da46 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/resource.h
+++ b/sysdeps/unix/sysv/linux/sparc/bits/resource.h
@@ -174,8 +174,16 @@ enum __rusage_who
#define RUSAGE_SELF RUSAGE_SELF
/* All of its terminated child processes. */
- RUSAGE_CHILDREN = -1
+ RUSAGE_CHILDREN = -1,
#define RUSAGE_CHILDREN RUSAGE_CHILDREN
+
+#ifdef __USE_GNU
+ /* The calling thread. */
+ RUSAGE_THREAD = 1
+# define RUSAGE_THREAD RUSAGE_THREAD
+ /* Name for the same functionality on Solaris. */
+# define RUSAGE_LWP RUSAGE_THREAD
+#endif
};
#define __need_timeval
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile b/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile
index cd1b3fb793..8f7e76be2a 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/Makefile
@@ -2,6 +2,10 @@ asm-CPPFLAGS = -D__ASSEMBLY__
ASFLAGS-.os += -fPIC
LD += -melf32_sparc
+ifeq ($(subdir),stdlib)
+gen-as-const-headers += ucontext_i.sym
+endif
+
# When I get this to work, this is the right thing
ifeq ($(subdir),elf)
CFLAGS-rtld.c += -mcpu=v8
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/getcontext.S b/sysdeps/unix/sysv/linux/sparc/sparc32/getcontext.S
new file mode 100644
index 0000000000..f8664a7975
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/getcontext.S
@@ -0,0 +1,85 @@
+/* Save current context.
+ Copyright (C) 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@davemloft.net>, 2008.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sysdep.h>
+
+#include "ucontext_i.h"
+
+/* int __getcontext (ucontext_t *ucp)
+
+ Saves the machine context in UCP such that when it is activated,
+ it appears as if __getcontext() returned again.
+
+ This implementation is intended to be used for *synchronous* context
+ switches only. Therefore, it does not have to save anything
+ other than the PRESERVED state. */
+
+
+ENTRY(__getcontext)
+ save %sp, -112, %sp
+ st %g0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_PSR]
+
+ /* In reality, we only use the GREG_PC value when setting
+ or swapping contexts. But we fill in NPC for completeness. */
+ add %i7, 8, %o0
+ st %o0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_PC]
+ add %o0, 4, %o0
+ st %o0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_NPC]
+
+ rd %y, %o1
+ st %o1, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_Y]
+
+ st %g1, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G1]
+ st %g2, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G2]
+ st %g3, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G3]
+ st %g4, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G4]
+ st %g5, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G5]
+ st %g6, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G6]
+ st %g7, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G7]
+
+ mov SIG_BLOCK, %o0
+ clr %o1
+ add %i0, UC_SIGMASK, %o2
+ mov 8, %o3
+ mov __NR_rt_sigprocmask, %g1
+ ta 0x10
+
+ /* Zero, success, return value. */
+ st %g0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O0]
+ st %i1, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O1]
+ st %i2, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O2]
+ st %i3, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O3]
+ st %i4, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O4]
+ st %i5, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O5]
+ st %i6, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O6]
+ st %i7, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O7]
+
+ st %g0, [%i0 + UC_MCONTEXT + MC_GWINS]
+
+ /* Do not save FPU state, it is volatile across calls. */
+ stb %g0, [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_EN]
+
+ st %g0, [%i0 + UC_MCONTEXT + MC_XRS + XRS_ID]
+ st %g0, [%i0 + UC_MCONTEXT + MC_XRS + XRS_PTR]
+ jmpl %i7 + 8, %g0
+ restore %g0, %g0, %o0
+END(__getcontext)
+
+weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c b/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c
new file mode 100644
index 0000000000..9b48dade63
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c
@@ -0,0 +1,93 @@
+/* Create new context.
+ Copyright (C) 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@davemloft.net>, 2008.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sysdep.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <ucontext.h>
+
+/* Sets up the outgoing arguments and the program counter for a user
+ context for the requested function call.
+
+ Returning to the correct parent context is pretty simple on
+ Sparc. We only need to link up the register windows correctly.
+ Since global registers are clobbered by calls, we need not be
+ concernred about those, and thus is all could be worked out without
+ using a trampoline.
+
+ Except that we must deal with the signal mask, thus a trampoline
+ is unavoidable. 32-bit stackframe layout:
+ +-----------------------------------------+
+ | 7th and further parameters |
+ +-----------------------------------------+
+ | backup storage for initial 6 parameters |
+ +-----------------------------------------+
+ | struct return pointer |
+ +-----------------------------------------+
+ | 8 incoming registers |
+ +-----------------------------------------+
+ | 8 local registers |
+ %sp --> +-----------------------------------------+
+
+*/
+
+void
+__makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...)
+{
+ extern void __start_context (void);
+ unsigned long int *sp;
+ va_list ap;
+ int i;
+
+ sp = (unsigned long int *) (ucp->uc_stack.ss_sp + ucp->uc_stack.ss_size);
+ sp -= 16 + 7 + argc;
+ sp = (unsigned long int *) (((uintptr_t) sp) & ~(8 - 1));
+
+ for (i = 0; i < 8; i++)
+ sp[i + 8] = ucp->uc_mcontext.gregs[REG_O0 + i];
+
+ /* The struct return pointer is essentially unused, so we can
+ place the link there. */
+ sp[16] = (unsigned long int) ucp->uc_link;
+
+ va_start (ap, argc);
+
+ /* Fill in outgoing arguments, including those which will
+ end up being passed on the stack. */
+ for (i = 0; i < argc; i++)
+ {
+ unsigned long int arg = va_arg (ap, unsigned long int);
+ if (i < 6)
+ ucp->uc_mcontext.gregs[REG_O0 + i] = arg;
+ else
+ sp[i + 23] = arg;
+ }
+
+ va_end (ap);
+
+ ucp->uc_mcontext.gregs[REG_O6] = (unsigned long int) sp;
+
+ ucp->uc_mcontext.gregs[REG_O7] = ((unsigned long int) __start_context) - 8;
+
+ ucp->uc_mcontext.gregs[REG_PC] = (unsigned long int) func;
+ ucp->uc_mcontext.gregs[REG_nPC] = ucp->uc_mcontext.gregs[REG_PC] + 4;
+}
+
+weak_alias (__makecontext, makecontext)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/setcontext.S b/sysdeps/unix/sysv/linux/sparc/sparc32/setcontext.S
new file mode 100644
index 0000000000..33e40ac65a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/setcontext.S
@@ -0,0 +1,119 @@
+/* Install given context.
+ Copyright (C) 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@davemloft.net>, 2008.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sysdep.h>
+#include <sys/trap.h>
+
+#include "ucontext_i.h"
+
+
+/* int __setcontext (const ucontext_t *ucp)
+
+ Restores the machine context in UCP and thereby resumes execution
+ in that context.
+
+ This implementation is intended to be used for *synchronous* context
+ switches only. Therefore, it does not have to restore anything
+ other than the PRESERVED state. */
+
+ENTRY(__setcontext)
+ save %sp, -112, %sp
+
+ mov SIG_SETMASK, %o0
+ add %i0, UC_SIGMASK, %o1
+ clr %o2
+ mov 8, %o3
+ mov __NR_rt_sigprocmask, %g1
+ ta 0x10
+
+ /* This is a bit on the expensive side, and we could optimize
+ the unwind similar to how the 32-bit sparc longjmp code
+ does if performance of this routine really matters. */
+ ta ST_FLUSH_WINDOWS
+
+ ldub [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_EN], %g1
+ cmp %g1, 0
+ be 1f
+ nop
+ ld [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_FSR], %fsr
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D0], %f0
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D2], %f2
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D4], %f4
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D6], %f6
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D8], %f8
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D10], %f10
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D12], %f12
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D14], %f14
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D16], %f16
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D18], %f18
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D20], %f20
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D22], %f22
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D24], %f24
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D26], %f26
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D28], %f28
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D30], %f30
+1:
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_Y], %g1
+ wr %g1, 0x0, %y
+
+ /* We specifically do not restore %g1 since we need it here as
+ a temporary. */
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G2], %g2
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G3], %g3
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G4], %g4
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G5], %g5
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G6], %g6
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G7], %g7
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O1], %i1
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O2], %i2
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O3], %i3
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O4], %i4
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O5], %i5
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O6], %i6
+ restore
+ ld [%o0 + UC_MCONTEXT + MC_GREGS + GREG_O7], %o7
+ ld [%o0 + UC_MCONTEXT + MC_GREGS + GREG_PC], %g1
+ jmpl %g1, %g0
+ ld [%o0 + UC_MCONTEXT + MC_GREGS + GREG_O0], %o0
+END(__setcontext)
+
+weak_alias (__setcontext, setcontext)
+
+/* This is the helper code which gets called if a function which is
+ registered with 'makecontext' returns. In this case we have to
+ install the context listed in the uc_link element of the context
+ 'makecontext' manipulated at the time of the 'makecontext' call.
+ If the pointer is NULL the process must terminate. */
+
+ENTRY(__start_context)
+ ld [%sp + (16 * 4)], %g1
+ cmp %g1, 0
+ be,a 1f
+ clr %o0
+ call __setcontext
+ mov %g1, %o0
+ /* If this returns (which can happen if the syscall fails) we'll
+ exit the program with the return error value (-1). */
+1: call exit
+ nop
+ /* The 'exit' call should never return. In case it does cause
+ the process to terminate. */
+ unimp
+END(__start_context)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/swapcontext.S b/sysdeps/unix/sysv/linux/sparc/sparc32/swapcontext.S
new file mode 100644
index 0000000000..154746689a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/swapcontext.S
@@ -0,0 +1,119 @@
+/* Save current context and install the given one.
+ Copyright (C) 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@davemloft.net>, 2008.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sysdep.h>
+#include <sys/trap.h>
+
+#include "ucontext_i.h"
+
+
+/* int __swapcontext (ucontext_t *oucp, const ucontext_t *ucp);
+
+ Saves the machine context in oucp such that when it is activated,
+ it appears as if __swapcontext() returned again, restores the
+ machine context in ucp and thereby resumes execution in that
+ context.
+
+ This implementation is intended to be used for *synchronous* context
+ switches only. Therefore, it does not have to save anything
+ other than the PRESERVED state. */
+
+ENTRY(__swapcontext)
+ save %sp, -112, %sp
+ ta ST_FLUSH_WINDOWS
+ st %g0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_PSR]
+ add %i7, 8, %o0
+ st %o0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_PC]
+ add %o0, 4, %o0
+ st %o0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_NPC]
+ rd %y, %o1
+ st %o1, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_Y]
+ st %g1, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G1]
+ st %g2, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G2]
+ st %g3, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G3]
+ st %g4, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G4]
+ st %g5, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G5]
+ st %g6, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G6]
+ st %g7, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G7]
+ st %g0, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O0]
+ st %i1, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O1]
+ st %i2, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O2]
+ st %i3, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O3]
+ st %i4, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O4]
+ st %i5, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O5]
+ st %i6, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O6]
+ st %i7, [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O7]
+ st %g0, [%i0 + UC_MCONTEXT + MC_GWINS]
+ stb %g0, [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_EN]
+ st %g0, [%i0 + UC_MCONTEXT + MC_XRS + XRS_ID]
+ st %g0, [%i0 + UC_MCONTEXT + MC_XRS + XRS_PTR]
+
+ mov SIG_SETMASK, %o0
+ add %i1, UC_SIGMASK, %o1
+ add %i0, UC_SIGMASK, %o2
+ mov 8, %o3
+ mov __NR_rt_sigprocmask, %g1
+ ta 0x10
+
+ mov %i1, %i0
+ ldub [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_EN], %g1
+ cmp %g1, 0
+ be 1f
+ nop
+ ld [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_FSR], %fsr
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D0], %f0
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D2], %f2
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D4], %f4
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D6], %f6
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D8], %f8
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D10], %f10
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D12], %f12
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D14], %f14
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D16], %f16
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D18], %f18
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D20], %f20
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D22], %f22
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D24], %f24
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D26], %f26
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D28], %f28
+ ldd [%i0 + UC_MCONTEXT + MC_FPREGS + FPU_D30], %f30
+1:
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_Y], %g1
+ wr %g1, 0x0, %y
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G2], %g2
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G3], %g3
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G4], %g4
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G5], %g5
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G6], %g6
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_G7], %g7
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O1], %i1
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O2], %i2
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O3], %i3
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O4], %i4
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O5], %i5
+ ld [%i0 + UC_MCONTEXT + MC_GREGS + GREG_O6], %i6
+ restore
+ ld [%o0 + UC_MCONTEXT + MC_GREGS + GREG_O7], %o7
+ ld [%o0 + UC_MCONTEXT + MC_GREGS + GREG_PC], %g1
+ jmpl %g1, %g0
+ ld [%o0 + UC_MCONTEXT + MC_GREGS + GREG_O0], %o0
+END(__swapcontext)
+
+weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S b/sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S
index 1610745524..5786880f26 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/syscall.S
@@ -27,6 +27,7 @@ ENTRY(syscall)
mov %o3, %o2
mov %o4, %o3
mov %o5, %o4
+ ld [%sp + 92], %o5
ta 0x10
bcc 1f
mov %o7, %g1
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/ucontext_i.sym b/sysdeps/unix/sysv/linux/sparc/sparc32/ucontext_i.sym
new file mode 100644
index 0000000000..544030ce8b
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/ucontext_i.sym
@@ -0,0 +1,61 @@
+#include <stddef.h>
+#include <signal.h>
+#include <sys/ucontext.h>
+
+--
+
+SIG_BLOCK
+SIG_SETMASK
+
+UC_FLAGS offsetof (ucontext_t, uc_flags)
+UC_LINK offsetof (ucontext_t, uc_link)
+UC_SIGMASK offsetof (ucontext_t, uc_sigmask)
+UC_STACK offsetof (ucontext_t, uc_stack)
+UC_MCONTEXT offsetof (ucontext_t, uc_mcontext)
+MC_GREGS offsetof (mcontext_t, gregs)
+MC_GWINS offsetof (mcontext_t, gwins)
+MC_FPREGS offsetof (mcontext_t, fpregs)
+MC_XRS offsetof (mcontext_t, xrs)
+MC_FILLER offsetof (mcontext_t, filler)
+GREG_PSR (REG_PSR * sizeof(greg_t))
+GREG_PC (REG_PC * sizeof(greg_t))
+GREG_NPC (REG_nPC * sizeof(greg_t))
+GREG_Y (REG_Y * sizeof(greg_t))
+GREG_G1 (REG_G1 * sizeof(greg_t))
+GREG_G2 (REG_G2 * sizeof(greg_t))
+GREG_G3 (REG_G3 * sizeof(greg_t))
+GREG_G4 (REG_G4 * sizeof(greg_t))
+GREG_G5 (REG_G5 * sizeof(greg_t))
+GREG_G6 (REG_G6 * sizeof(greg_t))
+GREG_G7 (REG_G7 * sizeof(greg_t))
+GREG_O0 (REG_O0 * sizeof(greg_t))
+GREG_O1 (REG_O1 * sizeof(greg_t))
+GREG_O2 (REG_O2 * sizeof(greg_t))
+GREG_O3 (REG_O3 * sizeof(greg_t))
+GREG_O4 (REG_O4 * sizeof(greg_t))
+GREG_O5 (REG_O5 * sizeof(greg_t))
+GREG_O6 (REG_O6 * sizeof(greg_t))
+GREG_O7 (REG_O7 * sizeof(greg_t))
+FPU_D0 offsetof (fpregset_t, fpu_fr.fpu_dregs[0])
+FPU_D2 offsetof (fpregset_t, fpu_fr.fpu_dregs[1])
+FPU_D4 offsetof (fpregset_t, fpu_fr.fpu_dregs[2])
+FPU_D6 offsetof (fpregset_t, fpu_fr.fpu_dregs[3])
+FPU_D8 offsetof (fpregset_t, fpu_fr.fpu_dregs[4])
+FPU_D10 offsetof (fpregset_t, fpu_fr.fpu_dregs[5])
+FPU_D12 offsetof (fpregset_t, fpu_fr.fpu_dregs[6])
+FPU_D14 offsetof (fpregset_t, fpu_fr.fpu_dregs[7])
+FPU_D16 offsetof (fpregset_t, fpu_fr.fpu_dregs[8])
+FPU_D18 offsetof (fpregset_t, fpu_fr.fpu_dregs[9])
+FPU_D20 offsetof (fpregset_t, fpu_fr.fpu_dregs[10])
+FPU_D22 offsetof (fpregset_t, fpu_fr.fpu_dregs[11])
+FPU_D24 offsetof (fpregset_t, fpu_fr.fpu_dregs[12])
+FPU_D26 offsetof (fpregset_t, fpu_fr.fpu_dregs[13])
+FPU_D28 offsetof (fpregset_t, fpu_fr.fpu_dregs[14])
+FPU_D30 offsetof (fpregset_t, fpu_fr.fpu_dregs[15])
+FPU_Q offsetof (fpregset_t, fpu_q)
+FPU_FSR offsetof (fpregset_t, fpu_fsr)
+FPU_QCNT offsetof (fpregset_t, fpu_qcnt)
+FPU_Q_ENTRY_SZ offsetof (fpregset_t, fpu_q_entrysize)
+FPU_EN offsetof (fpregset_t, fpu_en)
+XRS_ID offsetof (xrs_t, xrs_id)
+XRS_PTR offsetof (xrs_t, xrs_ptr)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S b/sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S
index 27487d8ed9..2c89558b2d 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/syscall.S
@@ -27,6 +27,7 @@ ENTRY(syscall)
mov %o3,%o2
mov %o4,%o3
mov %o5,%o4
+ ldx [%sp + STACK_BIAS + 176],%o5
ta 0x6d
diff --git a/sysdeps/unix/sysv/linux/sys/user.h b/sysdeps/unix/sysv/linux/sys/user.h
index 30e9b57ab7..03e56c3d7f 100644
--- a/sysdeps/unix/sysv/linux/sys/user.h
+++ b/sysdeps/unix/sysv/linux/sys/user.h
@@ -1 +1 @@
-#include <linux/user.h>
+#error "This file is machine-dependent and not provided for this machine."
diff --git a/sysdeps/unix/sysv/linux/times.c b/sysdeps/unix/sysv/linux/times.c
new file mode 100644
index 0000000000..42d265dc87
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/times.c
@@ -0,0 +1,59 @@
+/* Copyright (C) 2008 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <sys/times.h>
+#include <sysdep.h>
+
+
+clock_t
+__times (struct tms *buf)
+{
+ INTERNAL_SYSCALL_DECL (err);
+ clock_t ret = INTERNAL_SYSCALL (times, err, 1, buf);
+ if (INTERNAL_SYSCALL_ERROR_P (ret, err)
+ && __builtin_expect (INTERNAL_SYSCALL_ERRNO (ret, err) == EFAULT, 0))
+ {
+ /* This might be an error or not. For architectures which have
+ no separate return value and error indicators we cannot
+ distinguish a return value of -1 from an error. Do it the
+ hard way. We crash applications which pass in an invalid BUF
+ pointer. */
+#define touch(v) \
+ do { \
+ clock_t temp = v; \
+ asm volatile ("" : "+r" (temp)); \
+ v = temp; \
+ } while (0)
+ touch (buf->tms_utime);
+ touch (buf->tms_stime);
+ touch (buf->tms_cutime);
+ touch (buf->tms_cstime);
+
+ /* If we come here the memory is valid and the kernel did not
+ return an EFAULT error. Return the value given by the kernel. */
+ }
+
+ /* Return value (clock_t) -1 signals an error, but if there wasn't any,
+ return the following value. */
+ if (ret == (clock_t) -1)
+ return (clock_t) 0;
+
+ return ret;
+}
+weak_alias (__times, times)
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-08 16:12:44 +0000