summaryrefslogtreecommitdiff
path: root/sysdeps/arm/bits
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/arm/bits')
-rw-r--r--sysdeps/arm/bits/atomic.h162
-rw-r--r--sysdeps/arm/bits/fenv.h2
-rw-r--r--sysdeps/arm/bits/link.h2
-rw-r--r--sysdeps/arm/bits/linkmap.h5
-rw-r--r--sysdeps/arm/bits/mathdef.h2
-rw-r--r--sysdeps/arm/bits/setjmp.h2
6 files changed, 4 insertions, 171 deletions
diff --git a/sysdeps/arm/bits/atomic.h b/sysdeps/arm/bits/atomic.h
deleted file mode 100644
index 772a354d44..0000000000
--- a/sysdeps/arm/bits/atomic.h
+++ /dev/null
@@ -1,162 +0,0 @@
-/* Atomic operations. Pure ARM version.
- Copyright (C) 2002-2015 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, see
- <http://www.gnu.org/licenses/>. */
-
-#include <stdint.h>
-
-typedef int8_t atomic8_t;
-typedef uint8_t uatomic8_t;
-typedef int_fast8_t atomic_fast8_t;
-typedef uint_fast8_t uatomic_fast8_t;
-
-typedef int32_t atomic32_t;
-typedef uint32_t uatomic32_t;
-typedef int_fast32_t atomic_fast32_t;
-typedef uint_fast32_t uatomic_fast32_t;
-
-typedef intptr_t atomicptr_t;
-typedef uintptr_t uatomicptr_t;
-typedef intmax_t atomic_max_t;
-typedef uintmax_t uatomic_max_t;
-
-#define __HAVE_64B_ATOMICS 0
-#define USE_ATOMIC_COMPILER_BUILTINS 0
-
-void __arm_link_error (void);
-
-#ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
-# define atomic_full_barrier() __sync_synchronize ()
-#else
-# define atomic_full_barrier() __arm_assisted_full_barrier ()
-#endif
-
-/* An OS-specific bits/atomic.h file will define this macro if
- the OS can provide something. If not, we'll fail to build
- with a compiler that doesn't supply the operation. */
-#ifndef __arm_assisted_full_barrier
-# define __arm_assisted_full_barrier() __arm_link_error()
-#endif
-
-/* Use the atomic builtins provided by GCC in case the backend provides
- a pattern to do this efficiently. */
-#if __GNUC_PREREQ (4, 7) && defined __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
-
-# define atomic_exchange_acq(mem, value) \
- __atomic_val_bysize (__arch_exchange, int, mem, value, __ATOMIC_ACQUIRE)
-
-# define atomic_exchange_rel(mem, value) \
- __atomic_val_bysize (__arch_exchange, int, mem, value, __ATOMIC_RELEASE)
-
-/* Atomic exchange (without compare). */
-
-# define __arch_exchange_8_int(mem, newval, model) \
- (__arm_link_error (), (typeof (*mem)) 0)
-
-# define __arch_exchange_16_int(mem, newval, model) \
- (__arm_link_error (), (typeof (*mem)) 0)
-
-# define __arch_exchange_32_int(mem, newval, model) \
- __atomic_exchange_n (mem, newval, model)
-
-# define __arch_exchange_64_int(mem, newval, model) \
- (__arm_link_error (), (typeof (*mem)) 0)
-
-/* Compare and exchange with "acquire" semantics, ie barrier after. */
-
-# define atomic_compare_and_exchange_bool_acq(mem, new, old) \
- __atomic_bool_bysize (__arch_compare_and_exchange_bool, int, \
- mem, new, old, __ATOMIC_ACQUIRE)
-
-# define atomic_compare_and_exchange_val_acq(mem, new, old) \
- __atomic_val_bysize (__arch_compare_and_exchange_val, int, \
- mem, new, old, __ATOMIC_ACQUIRE)
-
-/* Compare and exchange with "release" semantics, ie barrier before. */
-
-# define atomic_compare_and_exchange_bool_rel(mem, new, old) \
- __atomic_bool_bysize (__arch_compare_and_exchange_bool, int, \
- mem, new, old, __ATOMIC_RELEASE)
-
-# define atomic_compare_and_exchange_val_rel(mem, new, old) \
- __atomic_val_bysize (__arch_compare_and_exchange_val, int, \
- mem, new, old, __ATOMIC_RELEASE)
-
-/* Compare and exchange.
- For all "bool" routines, we return FALSE if exchange succesful. */
-
-# define __arch_compare_and_exchange_bool_8_int(mem, newval, oldval, model) \
- ({__arm_link_error (); 0; })
-
-# define __arch_compare_and_exchange_bool_16_int(mem, newval, oldval, model) \
- ({__arm_link_error (); 0; })
-
-# define __arch_compare_and_exchange_bool_32_int(mem, newval, oldval, model) \
- ({ \
- typeof (*mem) __oldval = (oldval); \
- !__atomic_compare_exchange_n (mem, (void *) &__oldval, newval, 0, \
- model, __ATOMIC_RELAXED); \
- })
-
-# define __arch_compare_and_exchange_bool_64_int(mem, newval, oldval, model) \
- ({__arm_link_error (); 0; })
-
-# define __arch_compare_and_exchange_val_8_int(mem, newval, oldval, model) \
- ({__arm_link_error (); oldval; })
-
-# define __arch_compare_and_exchange_val_16_int(mem, newval, oldval, model) \
- ({__arm_link_error (); oldval; })
-
-# define __arch_compare_and_exchange_val_32_int(mem, newval, oldval, model) \
- ({ \
- typeof (*mem) __oldval = (oldval); \
- __atomic_compare_exchange_n (mem, (void *) &__oldval, newval, 0, \
- model, __ATOMIC_RELAXED); \
- __oldval; \
- })
-
-# define __arch_compare_and_exchange_val_64_int(mem, newval, oldval, model) \
- ({__arm_link_error (); oldval; })
-
-#elif defined __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
-/* Atomic compare and exchange. */
-# define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
- __sync_val_compare_and_swap ((mem), (oldval), (newval))
-#else
-# define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
- __arm_assisted_compare_and_exchange_val_32_acq ((mem), (newval), (oldval))
-#endif
-
-#if !__GNUC_PREREQ (4, 7) || !defined (__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
-/* We don't support atomic operations on any non-word types.
- So make them link errors. */
-# define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \
- ({ __arm_link_error (); oldval; })
-
-# define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \
- ({ __arm_link_error (); oldval; })
-
-# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
- ({ __arm_link_error (); oldval; })
-#endif
-
-/* An OS-specific bits/atomic.h file will define this macro if
- the OS can provide something. If not, we'll fail to build
- with a compiler that doesn't supply the operation. */
-#ifndef __arm_assisted_compare_and_exchange_val_32_acq
-# define __arm_assisted_compare_and_exchange_val_32_acq(mem, newval, oldval) \
- ({ __arm_link_error (); oldval; })
-#endif
diff --git a/sysdeps/arm/bits/fenv.h b/sysdeps/arm/bits/fenv.h
index 9cce4cbaed..8e89fc1819 100644
--- a/sysdeps/arm/bits/fenv.h
+++ b/sysdeps/arm/bits/fenv.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2015 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2016 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
diff --git a/sysdeps/arm/bits/link.h b/sysdeps/arm/bits/link.h
index bcc19f6a46..6446decaf3 100644
--- a/sysdeps/arm/bits/link.h
+++ b/sysdeps/arm/bits/link.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2015 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2016 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
diff --git a/sysdeps/arm/bits/linkmap.h b/sysdeps/arm/bits/linkmap.h
deleted file mode 100644
index 7c2b4a6da8..0000000000
--- a/sysdeps/arm/bits/linkmap.h
+++ /dev/null
@@ -1,5 +0,0 @@
-struct link_map_machine
- {
- Elf32_Addr plt; /* Address of .plt */
- void *tlsdesc_table; /* Address of TLS descriptor hash table. */
- };
diff --git a/sysdeps/arm/bits/mathdef.h b/sysdeps/arm/bits/mathdef.h
index b411b542a7..ae0bcb7bf5 100644
--- a/sysdeps/arm/bits/mathdef.h
+++ b/sysdeps/arm/bits/mathdef.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2015 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2016 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
diff --git a/sysdeps/arm/bits/setjmp.h b/sysdeps/arm/bits/setjmp.h
index 6bf5711eaa..ba0ea9208e 100644
--- a/sysdeps/arm/bits/setjmp.h
+++ b/sysdeps/arm/bits/setjmp.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2015 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2016 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
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-19 10:36:30 +0000