zth::impl::ContextArch< Impl > Class Template Reference

#include <arch_arm.h>

Inheritance diagram for zth::impl::ContextArch< Impl >:

Public Types
typedef ContextBase< Impl >	base
typedef ContextBase< Impl >	base

Public Member Functions
size_t	calcStackSize (size_t size) noexcept
void	stackAlign (Stack &stack) noexcept
Impl &	impl () noexcept
	Return Impl this.
Impl const &	impl () const noexcept
	Return Impl this.
Public Member Functions inherited from zth::impl::ContextBase< Impl >
ContextAttr &	attr () noexcept
	Return the context attributes, requested by the user.
ContextAttr const &	attr () const noexcept
	Return the context attributes, requested by the user.
int	create () noexcept
	Create context.
void	destroy () noexcept
	Destroy and cleanup context.
int	initStack (Stack &stack, Stack &usable) noexcept
	Allocate and initialize stack.
void	deinitStack (Stack &stack) noexcept
	Deinit and free stack.
Stack const &	stack () const noexcept
	Return the stack address.
Stack const &	stackUsable () const noexcept
	Return the start of the actual usable stack.
size_t	calcStackSize (size_t size) noexcept
	Compute the stack size, given the requested user size and current configuration.
void *	allocStack (size_t size) noexcept
	Allocate requested size of stack memory.
void	deallocStack (Stack &stack) noexcept
	Frees the previously allocated stack.
void	stackAlign (Stack &stack) noexcept
	Compute and modify the stack alignment and size, within the allocated space.
void	valgrindRegister () noexcept
	Register the current stack to valgrind.
void	valgrindDeregister () noexcept
	Deregister the current stack from valgrind.
int	stackGuardInit () noexcept
	Initialize guards around the stack memory.
void	stackGuardDeinit () noexcept
	Release the guards around the memory.
void	stackGuard () noexcept
	Configure the guard for the current fiber.
void	stackGuard (Stack const &stack) noexcept
	Configure the guard for the given stack.
void *	stackGuard (void *p) noexcept
	Configure the guard for the address.
void	context_switch (Context &to) noexcept
	Perform a context switch.
void	context_push_regs () noexcept
	Pre-sjlj context saving.
void	context_pop_regs () noexcept
	Post-sjlj context restoring.
void	context_prepare_jmp (Impl &to, jmp_buf &env) noexcept
	Pre-sjlj jump.
void	die () noexcept
	Flag fiber as died after it returned from context_entry().
bool	alive () const noexcept
	Check if fiber is still running.
void *	stack_switch (void *stack, size_t size, void *(*f)(void *) noexcept, void *arg) noexcept

Static Public Member Functions
static size_t	pageSize () noexcept
static void *	sp () noexcept
Static Public Member Functions inherited from zth::impl::ContextBase< Impl >
static int	init () noexcept
	One-time system initialization.
static void	deinit () noexcept
	Final system cleanup.
static size_t	pageSize () noexcept
	Get system's page size.
static bool	stackGrowsDown (void const *reference)
	Checks if the stack grows down or up.
static void **	sp (Stack const &stack) noexcept
	Get the initial stack pointer for the given stack.
static void	stack_push (void **&sp, void *p) noexcept
	Push data into the stack.
static void	set_sp (jmp_buf &env, void **sp) noexcept
	Set the stack pointer in a jmp_buf.
static void	set_pc (jmp_buf &env, void *sp) noexcept
	Set the program counter in a jmp_buf.
static void	context_trampoline_from_jmp_buf () noexcept
	Entry point to jump to from a (sig)jmp_buf.

Protected Member Functions
constexpr	ContextArch (ContextAttr const &attr) noexcept
constexpr	ContextArch (ContextAttr const &attr) noexcept
Protected Member Functions inherited from zth::impl::ContextBase< Impl >
constexpr	ContextBase (ContextAttr const &attr) noexcept
	~ContextBase ()
	Dtor.
Impl &	impl () noexcept
	Return Impl this.
Impl const &	impl () const noexcept
	Return Impl this.

Detailed Description

template<typename Impl>
class zth::impl::ContextArch< Impl >

Definition at line 38 of file arch_arm.h.

Member Typedef Documentation

base [1/2]

template<typename Impl >

typedef ContextBase<Impl> zth::impl::ContextArch< Impl >::base

Definition at line 40 of file arch_arm.h.

base [2/2]

template<typename Impl >

typedef ContextBase<Impl> zth::impl::ContextArch< Impl >::base

Definition at line 21 of file arch_generic.h.

Constructor & Destructor Documentation

ContextArch() [1/2]

template<typename Impl >

constexpr zth::impl::ContextArch< Impl >::ContextArch ( ContextAttr const &  attr )

inlineexplicitconstexprprotectednoexcept

Definition at line 44 of file arch_arm.h.

ContextArch() [2/2]

template<typename Impl >

constexpr zth::impl::ContextArch< Impl >::ContextArch ( ContextAttr const &  attr )

inlineexplicitconstexprprotectednoexcept

Definition at line 24 of file arch_generic.h.

Member Function Documentation

calcStackSize()

template<typename Impl >

size_t zth::impl::ContextArch< Impl >::calcStackSize ( size_t  size )

inlinenoexcept

Definition at line 63 of file arch_arm.h.

impl() [1/2]

template<typename Impl >

Impl const & zth::impl::ContextBase< Impl >::impl ( ) const

inlinenoexcept

Return Impl this.

Definition at line 98 of file context.h.

impl() [2/2]

template<typename Impl >

Impl & zth::impl::ContextBase< Impl >::impl ( )

inlinenoexcept

Return Impl this.

Definition at line 90 of file context.h.

pageSize()

template<typename Impl >

static size_t zth::impl::ContextArch< Impl >::pageSize ( )

inlinestaticnoexcept

Definition at line 53 of file arch_arm.h.

sp()

template<typename Impl >

static void * zth::impl::ContextArch< Impl >::sp ( )

inlinestaticnoexcept

Definition at line 115 of file arch_arm.h.

stackAlign()

template<typename Impl >

void zth::impl::ContextArch< Impl >::stackAlign ( Stack &  stack )

inlinenoexcept

Definition at line 84 of file arch_arm.h.

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The documentation for this class was generated from the following files:

• include/libzth/context/arch_arm.h
• include/libzth/context/arch_generic.h