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authorRoland McGrath <roland@hack.frob.com>2014-06-11 21:33:32 -0700
committerRoland McGrath <roland@hack.frob.com>2014-06-11 21:33:32 -0700
commit14642b8511ed1d6ecfd326de8688853118308082 (patch)
treed07bc0da0c2a988b094dbe73b6b1df5e1296447a /nptl
parent31c44fea314ea227356b72c3ec29616b9692e39d (diff)
Move x86_64 code out of nptl/ subdirectory.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/sysdeps/x86_64/64/shlib-versions3
-rw-r--r--nptl/sysdeps/x86_64/Makefile27
-rw-r--r--nptl/sysdeps/x86_64/configure34
-rw-r--r--nptl/sysdeps/x86_64/configure.ac23
-rw-r--r--nptl/sysdeps/x86_64/pthread_spin_init.c1
-rw-r--r--nptl/sysdeps/x86_64/pthread_spin_lock.S36
-rw-r--r--nptl/sysdeps/x86_64/pthread_spin_trylock.S39
-rw-r--r--nptl/sysdeps/x86_64/pthread_spin_unlock.S30
-rw-r--r--nptl/sysdeps/x86_64/pthreaddef.h44
-rw-r--r--nptl/sysdeps/x86_64/tcb-offsets.sym28
-rw-r--r--nptl/sysdeps/x86_64/tls.h424
-rw-r--r--nptl/sysdeps/x86_64/x32/shlib-versions3
-rw-r--r--nptl/sysdeps/x86_64/x32/tls.h46
13 files changed, 0 insertions, 738 deletions
diff --git a/nptl/sysdeps/x86_64/64/shlib-versions b/nptl/sysdeps/x86_64/64/shlib-versions
deleted file mode 100644
index 5093c4c18b..0000000000
--- a/nptl/sysdeps/x86_64/64/shlib-versions
+++ /dev/null
@@ -1,3 +0,0 @@
-# Configuration DEFAULT Earliest symbol set
-# ------------- --------------- ------------------------------
-x86_64-.*-linux.* libpthread=0 GLIBC_2.2.5
diff --git a/nptl/sysdeps/x86_64/Makefile b/nptl/sysdeps/x86_64/Makefile
deleted file mode 100644
index de43419bc9..0000000000
--- a/nptl/sysdeps/x86_64/Makefile
+++ /dev/null
@@ -1,27 +0,0 @@
-# Copyright (C) 2002-2014 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/>.
-
-ifeq ($(subdir),csu)
-gen-as-const-headers += tcb-offsets.sym
-endif
-
-ifeq ($(subdir),nptl)
-# P4s have problems with 4M aliasing. We disturb the allocation of stacks
-# just enough so the subsequent allocations do not use stack address
-# (mod 4M) == 0.
-CFLAGS-pthread_create.c += -DMULTI_PAGE_ALIASING=65536
-endif
diff --git a/nptl/sysdeps/x86_64/configure b/nptl/sysdeps/x86_64/configure
deleted file mode 100644
index c9dea5a7a1..0000000000
--- a/nptl/sysdeps/x86_64/configure
+++ /dev/null
@@ -1,34 +0,0 @@
-# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
- # Local configure fragment for sysdeps/i386.
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for .cfi_personality and .cfi_lsda pseudo-ops" >&5
-$as_echo_n "checking for .cfi_personality and .cfi_lsda pseudo-ops... " >&6; }
-if ${libc_cv_asm_cfi_personality+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.s <<EOF
-${libc_cv_dot_text}
-foo:
- .cfi_startproc
- .cfi_personality 0, foo
- .cfi_lsda 0, foo
- .cfi_endproc
-EOF
- if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }; then
- libc_cv_asm_cfi_personality=yes
- else
- libc_cv_asm_cfi_personality=no
- fi
- rm -f conftest*
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_cfi_personality" >&5
-$as_echo "$libc_cv_asm_cfi_personality" >&6; }
-if test x"$libc_cv_asm_cfi_personality" != xyes; then
- as_fn_error $? "assembler too old, .cfi_personality support missing" "$LINENO" 5
-fi
diff --git a/nptl/sysdeps/x86_64/configure.ac b/nptl/sysdeps/x86_64/configure.ac
deleted file mode 100644
index 0ba0cc3726..0000000000
--- a/nptl/sysdeps/x86_64/configure.ac
+++ /dev/null
@@ -1,23 +0,0 @@
-GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
-# Local configure fragment for sysdeps/i386.
-
-AC_CACHE_CHECK([for .cfi_personality and .cfi_lsda pseudo-ops],
- libc_cv_asm_cfi_personality, [dnl
- cat > conftest.s <<EOF
-${libc_cv_dot_text}
-foo:
- .cfi_startproc
- .cfi_personality 0, foo
- .cfi_lsda 0, foo
- .cfi_endproc
-EOF
- if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
- libc_cv_asm_cfi_personality=yes
- else
- libc_cv_asm_cfi_personality=no
- fi
- rm -f conftest*
-])
-if test x"$libc_cv_asm_cfi_personality" != xyes; then
- AC_MSG_ERROR([assembler too old, .cfi_personality support missing])
-fi
diff --git a/nptl/sysdeps/x86_64/pthread_spin_init.c b/nptl/sysdeps/x86_64/pthread_spin_init.c
deleted file mode 100644
index 55696204c1..0000000000
--- a/nptl/sysdeps/x86_64/pthread_spin_init.c
+++ /dev/null
@@ -1 +0,0 @@
-#include "../i386/pthread_spin_init.c"
diff --git a/nptl/sysdeps/x86_64/pthread_spin_lock.S b/nptl/sysdeps/x86_64/pthread_spin_lock.S
deleted file mode 100644
index 71c93a4cec..0000000000
--- a/nptl/sysdeps/x86_64/pthread_spin_lock.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/* Copyright (C) 2012-2014 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 <lowlevellock.h>
-
- .globl pthread_spin_lock
- .type pthread_spin_lock,@function
- .align 16
-pthread_spin_lock:
-1: LOCK
- decl 0(%rdi)
- jne 2f
- xor %eax, %eax
- ret
-
- .align 16
-2: rep
- nop
- cmpl $0, 0(%rdi)
- jg 1b
- jmp 2b
- .size pthread_spin_lock,.-pthread_spin_lock
diff --git a/nptl/sysdeps/x86_64/pthread_spin_trylock.S b/nptl/sysdeps/x86_64/pthread_spin_trylock.S
deleted file mode 100644
index ba1e8b51e5..0000000000
--- a/nptl/sysdeps/x86_64/pthread_spin_trylock.S
+++ /dev/null
@@ -1,39 +0,0 @@
-/* Copyright (C) 2002-2014 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
- 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 <pthread-errnos.h>
-
-
-#ifdef UP
-# define LOCK
-#else
-# define LOCK lock
-#endif
-
- .globl pthread_spin_trylock
- .type pthread_spin_trylock,@function
- .align 16
-pthread_spin_trylock:
- movl $1, %eax
- xorl %ecx, %ecx
- LOCK
- cmpxchgl %ecx, (%rdi)
- movl $EBUSY, %eax
- cmovel %ecx, %eax
- retq
- .size pthread_spin_trylock,.-pthread_spin_trylock
diff --git a/nptl/sysdeps/x86_64/pthread_spin_unlock.S b/nptl/sysdeps/x86_64/pthread_spin_unlock.S
deleted file mode 100644
index 6cd4feaf2a..0000000000
--- a/nptl/sysdeps/x86_64/pthread_spin_unlock.S
+++ /dev/null
@@ -1,30 +0,0 @@
-/* Copyright (C) 2002-2014 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
- 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/>. */
-
- .globl pthread_spin_unlock
- .type pthread_spin_unlock,@function
- .align 16
-pthread_spin_unlock:
- movl $1, (%rdi)
- xorl %eax, %eax
- retq
- .size pthread_spin_unlock,.-pthread_spin_unlock
-
- /* The implementation of pthread_spin_init is identical. */
- .globl pthread_spin_init
-pthread_spin_init = pthread_spin_unlock
diff --git a/nptl/sysdeps/x86_64/pthreaddef.h b/nptl/sysdeps/x86_64/pthreaddef.h
deleted file mode 100644
index 485a6252df..0000000000
--- a/nptl/sysdeps/x86_64/pthreaddef.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/* Copyright (C) 2002-2014 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
- 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/>. */
-
-/* Default stack size. */
-#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024)
-
-/* Required stack pointer alignment at beginning. SSE requires 16
- bytes. */
-#define STACK_ALIGN 16
-
-/* Minimal stack size after allocating thread descriptor and guard size. */
-#define MINIMAL_REST_STACK 2048
-
-/* Alignment requirement for TCB.
-
- We need to store post-AVX vector registers in the TCB and we want the
- storage to be aligned to at least 32 bytes.
-
- Some processors such as Intel Atom pay a big penalty on every
- access using a segment override if that segment's base is not
- aligned to the size of a cache line. (See Intel 64 and IA-32
- Architectures Optimization Reference Manual, section 13.3.3.3,
- "Segment Base".) On such machines, a cache line is 64 bytes. */
-#define TCB_ALIGNMENT 64
-
-
-/* Location of current stack frame. The frame pointer is not usable. */
-#define CURRENT_STACK_FRAME \
- ({ register char *frame __asm__("rsp"); frame; })
diff --git a/nptl/sysdeps/x86_64/tcb-offsets.sym b/nptl/sysdeps/x86_64/tcb-offsets.sym
deleted file mode 100644
index cf863752ee..0000000000
--- a/nptl/sysdeps/x86_64/tcb-offsets.sym
+++ /dev/null
@@ -1,28 +0,0 @@
-#include <sysdep.h>
-#include <tls.h>
-
-RESULT offsetof (struct pthread, result)
-TID offsetof (struct pthread, tid)
-PID offsetof (struct pthread, pid)
-CANCELHANDLING offsetof (struct pthread, cancelhandling)
-CLEANUP_JMP_BUF offsetof (struct pthread, cleanup_jmp_buf)
-CLEANUP offsetof (struct pthread, cleanup)
-CLEANUP_PREV offsetof (struct _pthread_cleanup_buffer, __prev)
-MUTEX_FUTEX offsetof (pthread_mutex_t, __data.__lock)
-MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads)
-POINTER_GUARD offsetof (tcbhead_t, pointer_guard)
-VGETCPU_CACHE_OFFSET offsetof (tcbhead_t, vgetcpu_cache)
-#ifndef __ASSUME_PRIVATE_FUTEX
-PRIVATE_FUTEX offsetof (tcbhead_t, private_futex)
-#endif
-RTLD_SAVESPACE_SSE offsetof (tcbhead_t, rtld_savespace_sse)
-
--- Not strictly offsets, but these values are also used in the TCB.
-TCB_CANCELSTATE_BITMASK CANCELSTATE_BITMASK
-TCB_CANCELTYPE_BITMASK CANCELTYPE_BITMASK
-TCB_CANCELING_BITMASK CANCELING_BITMASK
-TCB_CANCELED_BITMASK CANCELED_BITMASK
-TCB_EXITING_BITMASK EXITING_BITMASK
-TCB_CANCEL_RESTMASK CANCEL_RESTMASK
-TCB_TERMINATED_BITMASK TERMINATED_BITMASK
-TCB_PTHREAD_CANCELED PTHREAD_CANCELED
diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h
deleted file mode 100644
index 3e811b6aea..0000000000
--- a/nptl/sysdeps/x86_64/tls.h
+++ /dev/null
@@ -1,424 +0,0 @@
-/* Definition for thread-local data handling. nptl/x86_64 version.
- Copyright (C) 2002-2014 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/>. */
-
-#ifndef _TLS_H
-#define _TLS_H 1
-
-#ifndef __ASSEMBLER__
-# include <asm/prctl.h> /* For ARCH_SET_FS. */
-# include <stdbool.h>
-# include <stddef.h>
-# include <stdint.h>
-# include <stdlib.h>
-# include <sysdep.h>
-# include <libc-internal.h>
-# include <kernel-features.h>
-
-/* Replacement type for __m128 since this file is included by ld.so,
- which is compiled with -mno-sse. It must not change the alignment
- of rtld_savespace_sse. */
-typedef struct
-{
- int i[4];
-} __128bits;
-
-
-/* Type for the dtv. */
-typedef union dtv
-{
- size_t counter;
- struct
- {
- void *val;
- bool is_static;
- } pointer;
-} dtv_t;
-
-
-typedef struct
-{
- void *tcb; /* Pointer to the TCB. Not necessarily the
- thread descriptor used by libpthread. */
- dtv_t *dtv;
- void *self; /* Pointer to the thread descriptor. */
- int multiple_threads;
- int gscope_flag;
- uintptr_t sysinfo;
- uintptr_t stack_guard;
- uintptr_t pointer_guard;
- unsigned long int vgetcpu_cache[2];
-# ifndef __ASSUME_PRIVATE_FUTEX
- int private_futex;
-# else
- int __glibc_reserved1;
-# endif
- int rtld_must_xmm_save;
- /* Reservation of some values for the TM ABI. */
- void *__private_tm[4];
- /* GCC split stack support. */
- void *__private_ss;
- long int __glibc_reserved2;
- /* Have space for the post-AVX register size. */
- __128bits rtld_savespace_sse[8][4] __attribute__ ((aligned (32)));
-
- void *__padding[8];
-} tcbhead_t;
-
-#else /* __ASSEMBLER__ */
-# include <tcb-offsets.h>
-#endif
-
-
-/* Alignment requirement for the stack. */
-#define STACK_ALIGN 16
-
-
-#ifndef __ASSEMBLER__
-/* Get system call information. */
-# include <sysdep.h>
-
-#ifndef LOCK_PREFIX
-# ifdef UP
-# define LOCK_PREFIX /* nothing */
-# else
-# define LOCK_PREFIX "lock;"
-# endif
-#endif
-
-/* This is the size of the initial TCB. Can't be just sizeof (tcbhead_t),
- because NPTL getpid, __libc_alloca_cutoff etc. need (almost) the whole
- struct pthread even when not linked with -lpthread. */
-# define TLS_INIT_TCB_SIZE sizeof (struct pthread)
-
-/* Alignment requirements for the initial TCB. */
-# define TLS_INIT_TCB_ALIGN __alignof__ (struct pthread)
-
-/* This is the size of the TCB. */
-# define TLS_TCB_SIZE sizeof (struct pthread)
-
-/* Alignment requirements for the TCB. */
-# define TLS_TCB_ALIGN __alignof__ (struct pthread)
-
-/* The TCB can have any size and the memory following the address the
- thread pointer points to is unspecified. Allocate the TCB there. */
-# define TLS_TCB_AT_TP 1
-# define TLS_DTV_AT_TP 0
-
-/* Get the thread descriptor definition. */
-# include <nptl/descr.h>
-
-
-/* Install the dtv pointer. The pointer passed is to the element with
- index -1 which contain the length. */
-# define INSTALL_DTV(descr, dtvp) \
- ((tcbhead_t *) (descr))->dtv = (dtvp) + 1
-
-/* Install new dtv for current thread. */
-# define INSTALL_NEW_DTV(dtvp) \
- ({ struct pthread *__pd; \
- THREAD_SETMEM (__pd, header.dtv, (dtvp)); })
-
-/* Return dtv of given thread descriptor. */
-# define GET_DTV(descr) \
- (((tcbhead_t *) (descr))->dtv)
-
-
-/* Code to initially initialize the thread pointer. This might need
- special attention since 'errno' is not yet available and if the
- operation can cause a failure 'errno' must not be touched.
-
- We have to make the syscall for both uses of the macro since the
- address might be (and probably is) different. */
-# define TLS_INIT_TP(thrdescr) \
- ({ void *_thrdescr = (thrdescr); \
- tcbhead_t *_head = _thrdescr; \
- int _result; \
- \
- _head->tcb = _thrdescr; \
- /* For now the thread descriptor is at the same address. */ \
- _head->self = _thrdescr; \
- \
- /* It is a simple syscall to set the %fs value for the thread. */ \
- asm volatile ("syscall" \
- : "=a" (_result) \
- : "0" ((unsigned long int) __NR_arch_prctl), \
- "D" ((unsigned long int) ARCH_SET_FS), \
- "S" (_thrdescr) \
- : "memory", "cc", "r11", "cx"); \
- \
- _result ? "cannot set %fs base address for thread-local storage" : 0; \
- })
-
-# define TLS_DEFINE_INIT_TP(tp, pd) void *tp = (pd)
-
-
-/* Return the address of the dtv for the current thread. */
-# define THREAD_DTV() \
- ({ struct pthread *__pd; \
- THREAD_GETMEM (__pd, header.dtv); })
-
-
-/* Return the thread descriptor for the current thread.
-
- The contained asm must *not* be marked volatile since otherwise
- assignments like
- pthread_descr self = thread_self();
- do not get optimized away. */
-# define THREAD_SELF \
- ({ struct pthread *__self; \
- asm ("mov %%fs:%c1,%0" : "=r" (__self) \
- : "i" (offsetof (struct pthread, header.self))); \
- __self;})
-
-/* Magic for libthread_db to know how to do THREAD_SELF. */
-# define DB_THREAD_SELF_INCLUDE <sys/reg.h> /* For the FS constant. */
-# define DB_THREAD_SELF CONST_THREAD_AREA (64, FS)
-
-/* Read member of the thread descriptor directly. */
-# define THREAD_GETMEM(descr, member) \
- ({ __typeof (descr->member) __value; \
- if (sizeof (__value) == 1) \
- asm volatile ("movb %%fs:%P2,%b0" \
- : "=q" (__value) \
- : "0" (0), "i" (offsetof (struct pthread, member))); \
- else if (sizeof (__value) == 4) \
- asm volatile ("movl %%fs:%P1,%0" \
- : "=r" (__value) \
- : "i" (offsetof (struct pthread, member))); \
- else \
- { \
- if (sizeof (__value) != 8) \
- /* There should not be any value with a size other than 1, \
- 4 or 8. */ \
- abort (); \
- \
- asm volatile ("movq %%fs:%P1,%q0" \
- : "=r" (__value) \
- : "i" (offsetof (struct pthread, member))); \
- } \
- __value; })
-
-
-/* Same as THREAD_GETMEM, but the member offset can be non-constant. */
-# define THREAD_GETMEM_NC(descr, member, idx) \
- ({ __typeof (descr->member[0]) __value; \
- if (sizeof (__value) == 1) \
- asm volatile ("movb %%fs:%P2(%q3),%b0" \
- : "=q" (__value) \
- : "0" (0), "i" (offsetof (struct pthread, member[0])), \
- "r" (idx)); \
- else if (sizeof (__value) == 4) \
- asm volatile ("movl %%fs:%P1(,%q2,4),%0" \
- : "=r" (__value) \
- : "i" (offsetof (struct pthread, member[0])), "r" (idx));\
- else \
- { \
- if (sizeof (__value) != 8) \
- /* There should not be any value with a size other than 1, \
- 4 or 8. */ \
- abort (); \
- \
- asm volatile ("movq %%fs:%P1(,%q2,8),%q0" \
- : "=r" (__value) \
- : "i" (offsetof (struct pthread, member[0])), \
- "r" (idx)); \
- } \
- __value; })
-
-
-/* Loading addresses of objects on x86-64 needs to be treated special
- when generating PIC code. */
-#ifdef __pic__
-# define IMM_MODE "nr"
-#else
-# define IMM_MODE "ir"
-#endif
-
-
-/* Same as THREAD_SETMEM, but the member offset can be non-constant. */
-# define THREAD_SETMEM(descr, member, value) \
- ({ if (sizeof (descr->member) == 1) \
- asm volatile ("movb %b0,%%fs:%P1" : \
- : "iq" (value), \
- "i" (offsetof (struct pthread, member))); \
- else if (sizeof (descr->member) == 4) \
- asm volatile ("movl %0,%%fs:%P1" : \
- : IMM_MODE (value), \
- "i" (offsetof (struct pthread, member))); \
- else \
- { \
- if (sizeof (descr->member) != 8) \
- /* There should not be any value with a size other than 1, \
- 4 or 8. */ \
- abort (); \
- \
- asm volatile ("movq %q0,%%fs:%P1" : \
- : IMM_MODE ((uint64_t) cast_to_integer (value)), \
- "i" (offsetof (struct pthread, member))); \
- }})
-
-
-/* Set member of the thread descriptor directly. */
-# define THREAD_SETMEM_NC(descr, member, idx, value) \
- ({ if (sizeof (descr->member[0]) == 1) \
- asm volatile ("movb %b0,%%fs:%P1(%q2)" : \
- : "iq" (value), \
- "i" (offsetof (struct pthread, member[0])), \
- "r" (idx)); \
- else if (sizeof (descr->member[0]) == 4) \
- asm volatile ("movl %0,%%fs:%P1(,%q2,4)" : \
- : IMM_MODE (value), \
- "i" (offsetof (struct pthread, member[0])), \
- "r" (idx)); \
- else \
- { \
- if (sizeof (descr->member[0]) != 8) \
- /* There should not be any value with a size other than 1, \
- 4 or 8. */ \
- abort (); \
- \
- asm volatile ("movq %q0,%%fs:%P1(,%q2,8)" : \
- : IMM_MODE ((uint64_t) cast_to_integer (value)), \
- "i" (offsetof (struct pthread, member[0])), \
- "r" (idx)); \
- }})
-
-
-/* Atomic compare and exchange on TLS, returning old value. */
-# define THREAD_ATOMIC_CMPXCHG_VAL(descr, member, newval, oldval) \
- ({ __typeof (descr->member) __ret; \
- __typeof (oldval) __old = (oldval); \
- if (sizeof (descr->member) == 4) \
- asm volatile (LOCK_PREFIX "cmpxchgl %2, %%fs:%P3" \
- : "=a" (__ret) \
- : "0" (__old), "r" (newval), \
- "i" (offsetof (struct pthread, member))); \
- else \
- /* Not necessary for other sizes in the moment. */ \
- abort (); \
- __ret; })
-
-
-/* Atomic logical and. */
-# define THREAD_ATOMIC_AND(descr, member, val) \
- (void) ({ if (sizeof ((descr)->member) == 4) \
- asm volatile (LOCK_PREFIX "andl %1, %%fs:%P0" \
- :: "i" (offsetof (struct pthread, member)), \
- "ir" (val)); \
- else \
- /* Not necessary for other sizes in the moment. */ \
- abort (); })
-
-
-/* Atomic set bit. */
-# define THREAD_ATOMIC_BIT_SET(descr, member, bit) \
- (void) ({ if (sizeof ((descr)->member) == 4) \
- asm volatile (LOCK_PREFIX "orl %1, %%fs:%P0" \
- :: "i" (offsetof (struct pthread, member)), \
- "ir" (1 << (bit))); \
- else \
- /* Not necessary for other sizes in the moment. */ \
- abort (); })
-
-
-# define CALL_THREAD_FCT(descr) \
- ({ void *__res; \
- asm volatile ("movq %%fs:%P2, %%rdi\n\t" \
- "callq *%%fs:%P1" \
- : "=a" (__res) \
- : "i" (offsetof (struct pthread, start_routine)), \
- "i" (offsetof (struct pthread, arg)) \
- : "di", "si", "cx", "dx", "r8", "r9", "r10", "r11", \
- "memory", "cc"); \
- __res; })
-
-
-/* Set the stack guard field in TCB head. */
-# define THREAD_SET_STACK_GUARD(value) \
- THREAD_SETMEM (THREAD_SELF, header.stack_guard, value)
-# define THREAD_COPY_STACK_GUARD(descr) \
- ((descr)->header.stack_guard \
- = THREAD_GETMEM (THREAD_SELF, header.stack_guard))
-
-
-/* Set the pointer guard field in the TCB head. */
-# define THREAD_SET_POINTER_GUARD(value) \
- THREAD_SETMEM (THREAD_SELF, header.pointer_guard, value)
-# define THREAD_COPY_POINTER_GUARD(descr) \
- ((descr)->header.pointer_guard \
- = THREAD_GETMEM (THREAD_SELF, header.pointer_guard))
-
-
-/* Get and set the global scope generation counter in the TCB head. */
-# define THREAD_GSCOPE_FLAG_UNUSED 0
-# define THREAD_GSCOPE_FLAG_USED 1
-# define THREAD_GSCOPE_FLAG_WAIT 2
-# define THREAD_GSCOPE_RESET_FLAG() \
- do \
- { int __res; \
- asm volatile ("xchgl %0, %%fs:%P1" \
- : "=r" (__res) \
- : "i" (offsetof (struct pthread, header.gscope_flag)), \
- "0" (THREAD_GSCOPE_FLAG_UNUSED)); \
- if (__res == THREAD_GSCOPE_FLAG_WAIT) \
- lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \
- } \
- while (0)
-# define THREAD_GSCOPE_SET_FLAG() \
- THREAD_SETMEM (THREAD_SELF, header.gscope_flag, THREAD_GSCOPE_FLAG_USED)
-# define THREAD_GSCOPE_WAIT() \
- GL(dl_wait_lookup_done) ()
-
-
-# ifdef SHARED
-/* Defined in dl-trampoline.S. */
-extern void _dl_x86_64_save_sse (void);
-extern void _dl_x86_64_restore_sse (void);
-
-# define RTLD_CHECK_FOREIGN_CALL \
- (THREAD_GETMEM (THREAD_SELF, header.rtld_must_xmm_save) != 0)
-
-/* NB: Don't use the xchg operation because that would imply a lock
- prefix which is expensive and unnecessary. The cache line is also
- not contested at all. */
-# define RTLD_ENABLE_FOREIGN_CALL \
- int old_rtld_must_xmm_save = THREAD_GETMEM (THREAD_SELF, \
- header.rtld_must_xmm_save); \
- THREAD_SETMEM (THREAD_SELF, header.rtld_must_xmm_save, 1)
-
-# define RTLD_PREPARE_FOREIGN_CALL \
- do if (THREAD_GETMEM (THREAD_SELF, header.rtld_must_xmm_save)) \
- { \
- _dl_x86_64_save_sse (); \
- THREAD_SETMEM (THREAD_SELF, header.rtld_must_xmm_save, 0); \
- } \
- while (0)
-
-# define RTLD_FINALIZE_FOREIGN_CALL \
- do { \
- if (THREAD_GETMEM (THREAD_SELF, header.rtld_must_xmm_save) == 0) \
- _dl_x86_64_restore_sse (); \
- THREAD_SETMEM (THREAD_SELF, header.rtld_must_xmm_save, \
- old_rtld_must_xmm_save); \
- } while (0)
-# endif
-
-
-#endif /* __ASSEMBLER__ */
-
-#endif /* tls.h */
diff --git a/nptl/sysdeps/x86_64/x32/shlib-versions b/nptl/sysdeps/x86_64/x32/shlib-versions
deleted file mode 100644
index 8fcad2e566..0000000000
--- a/nptl/sysdeps/x86_64/x32/shlib-versions
+++ /dev/null
@@ -1,3 +0,0 @@
-# Configuration DEFAULT Earliest symbol set
-# ------------- --------------- ------------------------------
-x86_64-.*-linux.* libpthread=0 GLIBC_2.16
diff --git a/nptl/sysdeps/x86_64/x32/tls.h b/nptl/sysdeps/x86_64/x32/tls.h
deleted file mode 100644
index 7060616a5c..0000000000
--- a/nptl/sysdeps/x86_64/x32/tls.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/* Definition for thread-local data handling. nptl/x32 version.
- Copyright (C) 2012-2014 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/>. */
-
-#ifndef _X32_TLS_H
-#define _X32_TLS_H 1
-
-#include <sysdeps/x86_64/tls.h>
-
-#ifndef __ASSEMBLER__
-
-/* X32 doesn't support 32-bit indirect calls via memory. Instead, we
- load the 32-bit address from memory into the lower 32 bits of the
- return-value register, which will automatically zero-extend the upper
- 32 bits of the return-value register. We then do the indirect call
- via the 64-bit return-value register. */
-# undef CALL_THREAD_FCT
-# define CALL_THREAD_FCT(descr) \
- ({ void *__res; \
- asm volatile ("movl %%fs:%P2, %%edi\n\t" \
- "movl %%fs:%P1, %k0\n\t" \
- "callq *%q0" \
- : "=a" (__res) \
- : "i" (offsetof (struct pthread, start_routine)), \
- "i" (offsetof (struct pthread, arg)) \
- : "di", "si", "cx", "dx", "r8", "r9", "r10", "r11", \
- "memory", "cc"); \
- __res; })
-
-#endif /* __ASSEMBLER__ */
-
-#endif /* x32/tls.h */