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-rw-r--r--sysdeps/unix/sysv/linux/alpha/getcontext.S4
-rw-r--r--sysdeps/unix/sysv/linux/bits/poll.h6
-rw-r--r--sysdeps/unix/sysv/linux/kernel-features.h39
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S1
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S4
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S1
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S4
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S5
-rw-r--r--sysdeps/unix/sysv/linux/sparc/bits/poll.h9
9 files changed, 41 insertions, 32 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/getcontext.S b/sysdeps/unix/sysv/linux/alpha/getcontext.S
index bf9820ac73..f010f337e6 100644
--- a/sysdeps/unix/sysv/linux/alpha/getcontext.S
+++ b/sysdeps/unix/sysv/linux/alpha/getcontext.S
@@ -1,5 +1,5 @@
/* Save current context.
- Copyright (C) 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2006 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
@@ -57,6 +57,8 @@ weak_alias (__getcontext, getcontext)
__getcontext_x:
cfi_register (64, 0)
+ .set noat
+
/* Return value of getcontext. $0 is the only register
whose value is not preserved. */
stq $31, UC_SIGCTX+SC_REGS($16)
diff --git a/sysdeps/unix/sysv/linux/bits/poll.h b/sysdeps/unix/sysv/linux/bits/poll.h
index dccb8b6665..d7996b46c5 100644
--- a/sysdeps/unix/sysv/linux/bits/poll.h
+++ b/sysdeps/unix/sysv/linux/bits/poll.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 2001, 2006 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
@@ -36,8 +36,10 @@
#endif
#ifdef __USE_GNU
-/* This is an extension for Linux. */
+/* These are extensions for Linux. */
# define POLLMSG 0x400
+# define POLLREMOVE 0x1000
+# define POLLRDHUP 0x2000
#endif
/* Event types always implicitly polled for. These bits need not be set in
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index 9f3f3965f4..37d25b1a5c 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -105,10 +105,10 @@
# define __ASSUME_STAT64_SYSCALL 1
#endif
-/* On sparc and ARM the truncate64/ftruncate64/mmap2/stat64/lstat64/fstat64
+/* On sparc the truncate64/ftruncate64/mmap2/stat64/lstat64/fstat64
syscalls were introduced in 2.3.35. */
#if __LINUX_KERNEL_VERSION >= 131875 \
- && ((defined __sparc__ && !defined __arch64__) || defined __arm__)
+ && (defined __sparc__ && !defined __arch64__)
# define __ASSUME_TRUNCATE64_SYSCALL 1
# define __ASSUME_MMAP2_SYSCALL 1
# define __ASSUME_STAT64_SYSCALL 1
@@ -191,7 +191,7 @@
don't know when it got introduced). But PowerPC64 does not support
separate FCNTL64 call, FCNTL is already 64-bit */
#if __LINUX_KERNEL_VERSION >= 132100 \
- && (defined __arm__ || defined __powerpc__ || defined __sh__) \
+ && (defined __powerpc__ || defined __sh__) \
&& !defined __powerpc64__
# define __ASSUME_FCNTL64 1
#endif
@@ -260,24 +260,10 @@
#endif
/* The vfork syscall on x86 and arm was definitely available in 2.4. */
-#if __LINUX_KERNEL_VERSION >= 132097 && (defined __i386__ || defined __arm__)
+#if __LINUX_KERNEL_VERSION >= 132097 && defined __i386__
# define __ASSUME_VFORK_SYSCALL 1
#endif
-/* There are an infinite number of PA-RISC kernel versions numbered
- 2.4.0. But they've not really been released as such. We require
- and expect the final version here. */
-#ifdef __hppa__
-# define __ASSUME_32BITUIDS 1
-# define __ASSUME_TRUNCATE64_SYSCALL 1
-# define __ASSUME_MMAP2_SYSCALL 1
-# define __ASSUME_STAT64_SYSCALL 1
-# define __ASSUME_IPC64 1
-# define __ASSUME_ST_INO_64_BIT 1
-# define __ASSUME_FCNTL64 1
-# define __ASSUME_GETDENTS64_SYSCALL 1
-#endif
-
/* Alpha switched to a 64-bit timeval sometime before 2.2.0. */
#if __LINUX_KERNEL_VERSION >= 131584 && defined __alpha__
# define __ASSUME_TIMEVAL64 1
@@ -296,15 +282,6 @@
# define __ASSUME_CLONE_THREAD_FLAGS 1
#endif
-/* These features were surely available with 2.4.12. */
-#if __LINUX_KERNEL_VERSION >= 132108 && defined __mc68000__
-# define __ASSUME_MMAP2_SYSCALL 1
-# define __ASSUME_TRUNCATE64_SYSCALL 1
-# define __ASSUME_STAT64_SYSCALL 1
-# define __ASSUME_FCNTL64 1
-# define __ASSUME_VFORK_SYSCALL 1
-#endif
-
/* Beginning with 2.5.63 support for realtime and monotonic clocks and
timers based on them is available. */
#if __LINUX_KERNEL_VERSION >= 132415
@@ -359,7 +336,7 @@
/* The utimes syscall has been available for some architectures
forever. For x86 it was introduced after 2.5.75, for x86-64,
ppc, and ppc64 it was introduced in 2.6.0-test3. */
-#if defined __alpha__ || defined __ia64__ || defined __hppa__ \
+#if defined __alpha__ || defined __ia64__ \
|| defined __sparc__ \
|| (__LINUX_KERNEL_VERSION > 132427 && defined __i386__) \
|| (__LINUX_KERNEL_VERSION > 132609 && defined __x86_64__) \
@@ -468,3 +445,9 @@
&& (defined __i386__ || defined __x86_64__)
# define __ASSUME_ATFCTS 1
#endif
+
+/* Support for inter-process robust mutexes was added in 2.6.17. */
+#if __LINUX_KERNEL_VERSION >= 0x020611 \
+ && (defined __i386__ || defined __x86_64__)
+# define __ASSUME_SET_ROBUST_LIST 1
+#endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S
index 1a5251d100..40a7a24f19 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S
@@ -45,6 +45,7 @@ ENTRY(__CONTEXT_FUNC_NAME)
stw r0,20(r1)
cfi_offset (lr, _FRAME_LR_SAVE)
stw r31,12(r1)
+ cfi_offset(r31,-4)
lwz r31,_UC_REGS_PTR(r3)
/*
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S
index a0f018ba41..366206d286 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S
@@ -52,8 +52,12 @@ ENTRY (BP_SYM (__clone))
std r29,56(r1)
std r30,64(r1)
std r31,72(r1)
+ cfi_offset(r29,-56)
+ cfi_offset(r30,-64)
+ cfi_offset(r31,-72)
#ifdef RESET_PID
std r28,48(r1)
+ cfi_offset(r28,-48)
#endif
/* Set up stack frame for child. */
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
index 98b49ba1dc..8d7c959ff9 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S
@@ -144,6 +144,7 @@ ENTRY(__novec_getcontext)
std r0,FRAME_LR_SAVE(r1)
cfi_offset (lr, FRAME_LR_SAVE)
stdu r1,-128(r1)
+ cfi_adjust_cfa_offset(128)
li r3,ENOSYS
bl JUMPTARGET(__syscall_error)
nop
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
index 68fec9d2aa..48e9af363d 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S
@@ -33,6 +33,7 @@ ENTRY(__novec_setcontext)
#ifdef __ASSUME_NEW_RT_SIGRETURN_SYSCALL
mflr r0
std r31,-8(1)
+ cfi_offset(r31,-8)
std r0,FRAME_LR_SAVE(r1)
cfi_offset (lr, FRAME_LR_SAVE)
stdu r1,-128(r1)
@@ -169,7 +170,9 @@ L(nv_do_sigret):
/* If the kernel is not at least 2.4.21 then generate a ENOSYS stub. */
mflr r0
std r0,FRAME_LR_SAVE(r1)
+ cfi_offset(lr,FRAME_LR_SAVE)
stdu r1,-128(r1)
+ cfi_adjust_cfa_offset(128)
li r3,ENOSYS
bl JUMPTARGET(__syscall_error)
nop
@@ -201,6 +204,7 @@ ENTRY(__setcontext)
#ifdef __ASSUME_NEW_RT_SIGRETURN_SYSCALL
mflr r0
std r31,-8(1)
+ cfi_offset(r31,-8)
std r0,FRAME_LR_SAVE(r1)
cfi_offset (lr, FRAME_LR_SAVE)
stdu r1,-128(r1)
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
index 5a128606ad..936d641b6b 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S
@@ -35,6 +35,7 @@ ENTRY(__novec_swapcontext)
std r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r3)
mflr r0
std r31,-8(1)
+ cfi_offset(r31,-8)
std r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r3)
std r0,FRAME_LR_SAVE(r1)
cfi_offset (lr, FRAME_LR_SAVE)
@@ -264,6 +265,7 @@ L(nv_do_sigret):
/* If the kernel is not at least 2.4.21 then generate a ENOSYS stub. */
mflr r0
std r0,FRAME_LR_SAVE(r1)
+ cfi_offset(lr,FRAME_LR_SAVE)
stdu r1,-128(r1)
li r3,ENOSYS
bl JUMPTARGET(__syscall_error)
@@ -298,11 +300,14 @@ ENTRY(__swapcontext)
std r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r3)
mflr r0
std r31,-8(1)
+ cfi_offset(r31,-8)
std r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r3)
std r0,FRAME_LR_SAVE(r1)
+ cfi_offset (lr, FRAME_LR_SAVE)
std r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r3)
std r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r3)
stdu r1,-128(r1)
+ cfi_adjust_cfa_offset(128)
std r4,(SIGCONTEXT_GP_REGS+(PT_R4*8))(r3)
std r5,(SIGCONTEXT_GP_REGS+(PT_R5*8))(r3)
std r6,(SIGCONTEXT_GP_REGS+(PT_R6*8))(r3)
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/poll.h b/sysdeps/unix/sysv/linux/sparc/bits/poll.h
index f7a7393154..53b94bc50e 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/poll.h
+++ b/sysdeps/unix/sysv/linux/sparc/bits/poll.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 2001, 2006 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
@@ -35,6 +35,13 @@
# define POLLWRBAND 0x100 /* Priority data may be written. */
#endif
+#ifdef __USE_GNU
+/* These are extensions for Linux. */
+# define POLLMSG 0x200
+# define POLLREMOVE 0x400
+# define POLLRDHUP 0x800
+#endif
+
/* Event types always implicitly polled for. These bits need not be set in
`events', but they will appear in `revents' to indicate the status of
the file descriptor. */
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-17 07:06:03 +0000