about summary refs log tree commit diff
path: root/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S
diff options
context:
space:
mode:
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S380
1 files changed, 0 insertions, 380 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S
deleted file mode 100644
index 880610e682..0000000000
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S
+++ /dev/null
@@ -1,380 +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 <sysdep.h>
-#include <kernel-features.h>
-#include <lowlevellock.h>
-#include <shlib-compat.h>
-#include <pthread-errnos.h>
-#include <structsem.h>
-
-	.text
-
-	.globl	sem_timedwait
-	.type	sem_timedwait,@function
-	.align	16
-sem_timedwait:
-.LSTARTCODE:
-	cfi_startproc
-#ifdef SHARED
-	cfi_personality(DW_EH_PE_pcrel | DW_EH_PE_sdata4 | DW_EH_PE_indirect,
-			DW.ref.__gcc_personality_v0)
-	cfi_lsda(DW_EH_PE_pcrel | DW_EH_PE_sdata4, .LexceptSTART)
-#else
-	cfi_personality(DW_EH_PE_udata4, __gcc_personality_v0)
-	cfi_lsda(DW_EH_PE_udata4, .LexceptSTART)
-#endif
-#if VALUE == 0
-	movl	(%rdi), %eax
-#else
-	movl	VALUE(%rdi), %eax
-#endif
-2:	testl	%eax, %eax
-	je	1f
-
-	leaq	-1(%rax), %rdx
-	LOCK
-#if VALUE == 0
-	cmpxchgl %edx, (%rdi)
-#else
-	cmpxchgl %edx, VALUE(%rdi)
-#endif
-	jne	2b
-
-	xorl	%eax, %eax
-	retq
-
-	/* Check whether the timeout value is valid.  */
-1:	cmpq	$1000000000, 8(%rsi)
-	jae	6f
-
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-#  ifdef PIC
-	cmpl	$0, __have_futex_clock_realtime(%rip)
-#  else
-	cmpl	$0, __have_futex_clock_realtime
-#  endif
-	je	.Lreltmo
-#endif
-
-	cmpq	$0, (%rsi)
-	js	16f
-
-	/* This push is only needed to store the sem_t pointer for the
-	   exception handler.  */
-	pushq	%rdi
-	cfi_adjust_cfa_offset(8)
-
-	movq	%rsi, %r10
-
-	LOCK
-	LP_OP(add) $1, NWAITERS(%rdi)
-
-.LcleanupSTART:
-13:	call	__pthread_enable_asynccancel
-	movl	%eax, %r8d
-
-#if VALUE != 0
-	leaq	VALUE(%rdi), %rdi
-#endif
-	movl	$0xffffffff, %r9d
-	movl	$FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME, %esi
-	orl	PRIVATE(%rdi), %esi
-	movl	$SYS_futex, %eax
-	xorl	%edx, %edx
-	syscall
-	movq	%rax, %r9
-#if VALUE != 0
-	leaq	-VALUE(%rdi), %rdi
-#endif
-
-	xchgq	%r8, %rdi
-	call	__pthread_disable_asynccancel
-.LcleanupEND:
-	movq	%r8, %rdi
-
-	testq	%r9, %r9
-	je	11f
-	cmpq	$-EWOULDBLOCK, %r9
-	jne	3f
-
-11:
-#if VALUE == 0
-	movl	(%rdi), %eax
-#else
-	movl	VALUE(%rdi), %eax
-#endif
-14:	testl	%eax, %eax
-	je	13b
-
-	leaq	-1(%rax), %rcx
-	LOCK
-#if VALUE == 0
-	cmpxchgl %ecx, (%rdi)
-#else
-	cmpxchgl %ecx, VALUE(%rdi)
-#endif
-	jne	14b
-
-	xorl	%eax, %eax
-
-15:	LOCK
-	LP_OP(sub) $1, NWAITERS(%rdi)
-
-	leaq	8(%rsp), %rsp
-	cfi_adjust_cfa_offset(-8)
-	retq
-
-	cfi_adjust_cfa_offset(8)
-3:	negq	%r9
-	movq	errno@gottpoff(%rip), %rdx
-	movl	%r9d, %fs:(%rdx)
-
-	orl	$-1, %eax
-	jmp	15b
-
-	cfi_adjust_cfa_offset(-8)
-6:
-	movq	errno@gottpoff(%rip), %rdx
-	movl	$EINVAL, %fs:(%rdx)
-
-	orl	$-1, %eax
-
-	retq
-
-16:
-	movq	errno@gottpoff(%rip), %rdx
-	movl	$ETIMEDOUT, %fs:(%rdx)
-
-	orl	$-1, %eax
-
-	retq
-
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-.Lreltmo:
-	pushq	%r12
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r12, 0)
-	pushq	%r13
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r13, 0)
-	pushq	%r14
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r14, 0)
-
-#ifdef __ASSUME_FUTEX_CLOCK_REALTIME
-# define STACKFRAME 8
-#else
-# define STACKFRAME 24
-#endif
-	subq	$STACKFRAME, %rsp
-	cfi_adjust_cfa_offset(STACKFRAME)
-
-	movq	%rdi, %r12
-	movq	%rsi, %r13
-
-	LOCK
-	LP_OP(add) $1, NWAITERS(%r12)
-
-7:	xorl	%esi, %esi
-	movq	%rsp,%rdi
-	/* This call works because we directly jump to a system call entry
-	   which preserves all the registers.  */
-	call	JUMPTARGET(__gettimeofday)
-
-	/* Compute relative timeout.  */
-	movq	8(%rsp), %rax
-	movl	$1000, %edi
-	mul	%rdi		/* Milli seconds to nano seconds.  */
-	movq	(%r13), %rdi
-	movq	8(%r13), %rsi
-	subq	(%rsp), %rdi
-	subq	%rax, %rsi
-	jns	5f
-	addq	$1000000000, %rsi
-	decq	%rdi
-5:	testq	%rdi, %rdi
-	movl	$ETIMEDOUT, %r14d
-	js	36f		/* Time is already up.  */
-
-	movq	%rdi, (%rsp)	/* Store relative timeout.  */
-	movq	%rsi, 8(%rsp)
-
-.LcleanupSTART2:
-	call	__pthread_enable_asynccancel
-	movl	%eax, 16(%rsp)
-
-	movq	%rsp, %r10
-# if VALUE == 0
-	movq	%r12, %rdi
-# else
-	leaq	VALUE(%r12), %rdi
-# endif
-# if FUTEX_WAIT == 0
-	movl	PRIVATE(%rdi), %esi
-# else
-	movl	$FUTEX_WAIT, %esi
-	orl	PRIVATE(%rdi), %esi
-# endif
-	movl	$SYS_futex, %eax
-	xorl	%edx, %edx
-	syscall
-	movq	%rax, %r14
-
-	movl	16(%rsp), %edi
-	call	__pthread_disable_asynccancel
-.LcleanupEND2:
-
-	testq	%r14, %r14
-	je	9f
-	cmpq	$-EWOULDBLOCK, %r14
-	jne	33f
-
-9:
-# if VALUE == 0
-	movl	(%r12), %eax
-# else
-	movl	VALUE(%r12), %eax
-# endif
-8:	testl	%eax, %eax
-	je	7b
-
-	leaq	-1(%rax), %rcx
-	LOCK
-# if VALUE == 0
-	cmpxchgl %ecx, (%r12)
-# else
-	cmpxchgl %ecx, VALUE(%r12)
-# endif
-	jne	8b
-
-	xorl	%eax, %eax
-
-45:	LOCK
-	LP_OP(sub) $1, NWAITERS(%r12)
-
-	addq	$STACKFRAME, %rsp
-	cfi_adjust_cfa_offset(-STACKFRAME)
-	popq	%r14
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r14)
-	popq	%r13
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r13)
-	popq	%r12
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r12)
-	retq
-
-	cfi_adjust_cfa_offset(STACKFRAME + 3 * 8)
-	cfi_rel_offset(%r12, STACKFRAME + 2 * 8)
-	cfi_rel_offset(%r13, STACKFRAME + 1 * 8)
-	cfi_rel_offset(%r14, STACKFRAME)
-33:	negq	%r14
-36:
-	movq	errno@gottpoff(%rip), %rdx
-	movl	%r14d, %fs:(%rdx)
-
-	orl	$-1, %eax
-	jmp	45b
-#endif
-	cfi_endproc
-	.size	sem_timedwait,.-sem_timedwait
-
-
-	.type	sem_timedwait_cleanup,@function
-sem_timedwait_cleanup:
-	cfi_startproc
-	cfi_adjust_cfa_offset(8)
-
-	movq	(%rsp), %rdi
-	LOCK
-	LP_OP(sub) $1, NWAITERS(%rdi)
-	movq	%rax, %rdi
-.LcallUR:
-	call	_Unwind_Resume@PLT
-	hlt
-.LENDCODE:
-	cfi_endproc
-	.size	sem_timedwait_cleanup,.-sem_timedwait_cleanup
-
-
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-	.type	sem_timedwait_cleanup2,@function
-sem_timedwait_cleanup2:
-	cfi_startproc
-	cfi_adjust_cfa_offset(STACKFRAME + 3 * 8)
-	cfi_rel_offset(%r12, STACKFRAME + 2 * 8)
-	cfi_rel_offset(%r13, STACKFRAME + 1 * 8)
-	cfi_rel_offset(%r14, STACKFRAME)
-
-	LOCK
-	LP_OP(sub) $1, NWAITERS(%r12)
-	movq	%rax, %rdi
-	movq	STACKFRAME(%rsp), %r14
-	movq	STACKFRAME+8(%rsp), %r13
-	movq	STACKFRAME+16(%rsp), %r12
-.LcallUR2:
-	call	_Unwind_Resume@PLT
-	hlt
-.LENDCODE2:
-	cfi_endproc
-	.size	sem_timedwait_cleanup2,.-sem_timedwait_cleanup2
-#endif
-
-
-	.section .gcc_except_table,"a",@progbits
-.LexceptSTART:
-	.byte	DW_EH_PE_omit			# @LPStart format
-	.byte	DW_EH_PE_omit			# @TType format
-	.byte	DW_EH_PE_uleb128		# call-site format
-	.uleb128 .Lcstend-.Lcstbegin
-.Lcstbegin:
-	.uleb128 .LcleanupSTART-.LSTARTCODE
-	.uleb128 .LcleanupEND-.LcleanupSTART
-	.uleb128 sem_timedwait_cleanup-.LSTARTCODE
-	.uleb128  0
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-	.uleb128 .LcleanupSTART2-.LSTARTCODE
-	.uleb128 .LcleanupEND2-.LcleanupSTART2
-	.uleb128 sem_timedwait_cleanup2-.LSTARTCODE
-	.uleb128  0
-#endif
-	.uleb128 .LcallUR-.LSTARTCODE
-	.uleb128 .LENDCODE-.LcallUR
-	.uleb128 0
-	.uleb128  0
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-	.uleb128 .LcallUR2-.LSTARTCODE
-	.uleb128 .LENDCODE2-.LcallUR2
-	.uleb128 0
-	.uleb128  0
-#endif
-.Lcstend:
-
-
-#ifdef SHARED
-	.hidden	DW.ref.__gcc_personality_v0
-	.weak	DW.ref.__gcc_personality_v0
-	.section .gnu.linkonce.d.DW.ref.__gcc_personality_v0,"aw",@progbits
-	.align	LP_SIZE
-	.type	DW.ref.__gcc_personality_v0, @object
-	.size	DW.ref.__gcc_personality_v0, LP_SIZE
-DW.ref.__gcc_personality_v0:
-	ASM_ADDR __gcc_personality_v0
-#endif
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-07-31 05:21:41 +0000