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adapt new API of execution_context

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This commit is contained in:
Oliver Kowalke 2015-03-26 09:57:08 +01:00
parent 23c083e374
commit ac27579e48
5 changed files with 35 additions and 96 deletions
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3
include/boost/coroutine2/detail/pull_control_block.hpp
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@ -27,7 +27,6 @@ struct pull_coroutine< T >::control_block {
boost::context::execution_context callee; boost::context::execution_context callee;
bool preserve_fpu; bool preserve_fpu;
int state; int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn > template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool); control_block( context::preallocated, StackAllocator, Fn &&, bool);
@ -51,7 +50,6 @@ struct pull_coroutine< T & >::control_block {
boost::context::execution_context callee; boost::context::execution_context callee;
bool preserve_fpu; bool preserve_fpu;
int state; int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn > template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool); control_block( context::preallocated, StackAllocator, Fn &&, bool);
@ -74,7 +72,6 @@ struct pull_coroutine< void >::control_block {
boost::context::execution_context callee; boost::context::execution_context callee;
bool preserve_fpu; bool preserve_fpu;
int state; int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn > template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool); control_block( context::preallocated, StackAllocator, Fn &&, bool);

60
include/boost/coroutine2/detail/pull_control_block.ipp
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@ -45,20 +45,16 @@ pull_coroutine< T >::control_block::control_block( context::preallocated palloc,
fn( synthesized); fn( synthesized);
} catch ( forced_unwind const&) { } catch ( forced_unwind const&) {
// do nothing for unwinding exception // do nothing for unwinding exception
} catch (...) {
// store other exceptions in exception-pointer
except = std::current_exception();
} }
// set termination flags // set termination flags
state |= static_cast< int >( state_t::complete); state |= static_cast< int >( state_t::complete);
// jump back to caller // jump back to caller
caller.resume( preserve_fpu); caller( preserve_fpu);
BOOST_ASSERT_MSG( false, "pull_coroutine is complete"); BOOST_ASSERT_MSG( false, "pull_coroutine is complete");
}), }),
preserve_fpu( preserve_fpu_), preserve_fpu( preserve_fpu_),
state( static_cast< int >( state_t::unwind) ), state( static_cast< int >( state_t::unwind) ) {
except() { callee( preserve_fpu);
callee.resume( preserve_fpu);
} }
template< typename T > template< typename T >
@ -67,8 +63,7 @@ pull_coroutine< T >::control_block::control_block( typename push_coroutine< T >:
caller( other->callee), caller( other->callee),
callee( other->caller), callee( other->caller),
preserve_fpu( other->preserve_fpu), preserve_fpu( other->preserve_fpu),
state( 0), state( 0) {
except() {
} }
template< typename T > template< typename T >
@ -77,17 +72,14 @@ pull_coroutine< T >::control_block::~control_block() {
0 != ( state & static_cast< int >( state_t::unwind) ) ) { 0 != ( state & static_cast< int >( state_t::unwind) ) ) {
// set early-exit flag // set early-exit flag
state |= static_cast< int >( state_t::early_exit); state |= static_cast< int >( state_t::early_exit);
callee.resume( preserve_fpu); callee( preserve_fpu);
} }
} }
template< typename T > template< typename T >
void void
pull_coroutine< T >::control_block::resume() { pull_coroutine< T >::control_block::resume() {
callee.resume( preserve_fpu); callee( preserve_fpu);
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();
@ -120,20 +112,16 @@ pull_coroutine< T & >::control_block::control_block( context::preallocated pallo
fn( synthesized); fn( synthesized);
} catch ( forced_unwind const&) { } catch ( forced_unwind const&) {
// do nothing for unwinding exception // do nothing for unwinding exception
} catch (...) {
// store other exceptions in exception-pointer
except = std::current_exception();
} }
// set termination flags // set termination flags
state |= static_cast< int >( state_t::complete); state |= static_cast< int >( state_t::complete);
// jump back to caller // jump back to caller
caller.resume( preserve_fpu); caller( preserve_fpu);
BOOST_ASSERT_MSG( false, "pull_coroutine is complete"); BOOST_ASSERT_MSG( false, "pull_coroutine is complete");
}), }),
preserve_fpu( preserve_fpu_), preserve_fpu( preserve_fpu_),
state( static_cast< int >( state_t::unwind) ), state( static_cast< int >( state_t::unwind) ) {
except() { callee( preserve_fpu);
callee.resume( preserve_fpu);
} }
template< typename T > template< typename T >
@ -142,8 +130,7 @@ pull_coroutine< T & >::control_block::control_block( typename push_coroutine< T
caller( other->callee), caller( other->callee),
callee( other->caller), callee( other->caller),
preserve_fpu( other->preserve_fpu), preserve_fpu( other->preserve_fpu),
state( 0), state( 0) {
except() {
} }
template< typename T > template< typename T >
@ -152,17 +139,14 @@ pull_coroutine< T & >::control_block::~control_block() {
0 != ( state & static_cast< int >( state_t::unwind) ) ) { 0 != ( state & static_cast< int >( state_t::unwind) ) ) {
// set early-exit flag // set early-exit flag
state |= static_cast< int >( state_t::early_exit); state |= static_cast< int >( state_t::early_exit);
callee.resume( preserve_fpu); callee( preserve_fpu);
} }
} }
template< typename T > template< typename T >
void void
pull_coroutine< T & >::control_block::resume() { pull_coroutine< T & >::control_block::resume() {
callee.resume( preserve_fpu); callee( preserve_fpu);
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();
@ -194,20 +178,16 @@ pull_coroutine< void >::control_block::control_block( context::preallocated pall
fn( synthesized); fn( synthesized);
} catch ( forced_unwind const&) { } catch ( forced_unwind const&) {
// do nothing for unwinding exception // do nothing for unwinding exception
} catch (...) {
// store other exceptions in exception-pointer
except = std::current_exception();
} }
// set termination flags // set termination flags
state |= static_cast< int >( state_t::complete); state |= static_cast< int >( state_t::complete);
// jump back to caller // jump back to caller
caller.resume( preserve_fpu); caller( preserve_fpu);
BOOST_ASSERT_MSG( false, "pull_coroutine is complete"); BOOST_ASSERT_MSG( false, "pull_coroutine is complete");
}), }),
preserve_fpu( preserve_fpu_), preserve_fpu( preserve_fpu_),
state( static_cast< int >( state_t::unwind) ), state( static_cast< int >( state_t::unwind) ) {
except() { callee( preserve_fpu);
callee.resume( preserve_fpu);
} }
inline inline
@ -216,8 +196,7 @@ pull_coroutine< void >::control_block::control_block( push_coroutine< void >::co
caller( other->callee), caller( other->callee),
callee( other->caller), callee( other->caller),
preserve_fpu( other->preserve_fpu), preserve_fpu( other->preserve_fpu),
state( 0), state( 0) {
except() {
} }
inline inline
@ -226,17 +205,14 @@ pull_coroutine< void >::control_block::~control_block() {
0 != ( state & static_cast< int >( state_t::unwind) ) ) { 0 != ( state & static_cast< int >( state_t::unwind) ) ) {
// set early-exit flag // set early-exit flag
state |= static_cast< int >( state_t::early_exit); state |= static_cast< int >( state_t::early_exit);
callee.resume( preserve_fpu); callee( preserve_fpu);
} }
} }
inline inline
void void
pull_coroutine< void >::control_block::resume() { pull_coroutine< void >::control_block::resume() {
callee.resume( preserve_fpu); callee( preserve_fpu);
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();

3
include/boost/coroutine2/detail/push_control_block.hpp
View File

@ -27,7 +27,6 @@ struct push_coroutine< T >::control_block {
boost::context::execution_context callee; boost::context::execution_context callee;
bool preserve_fpu; bool preserve_fpu;
int state; int state;
std::exception_ptr except;
T * t; T * t;
template< typename StackAllocator, typename Fn > template< typename StackAllocator, typename Fn >
@ -54,7 +53,6 @@ struct push_coroutine< T & >::control_block {
boost::context::execution_context callee; boost::context::execution_context callee;
bool preserve_fpu; bool preserve_fpu;
int state; int state;
std::exception_ptr except;
T * t; T * t;
template< typename StackAllocator, typename Fn > template< typename StackAllocator, typename Fn >
@ -78,7 +76,6 @@ struct push_coroutine< void >::control_block {
boost::context::execution_context callee; boost::context::execution_context callee;
bool preserve_fpu; bool preserve_fpu;
int state; int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn > template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool); control_block( context::preallocated, StackAllocator, Fn &&, bool);

51
include/boost/coroutine2/detail/push_control_block.ipp
View File

@ -46,19 +46,15 @@ push_coroutine< T >::control_block::control_block( context::preallocated palloc,
fn( synthesized); fn( synthesized);
} catch ( forced_unwind const&) { } catch ( forced_unwind const&) {
// do nothing for unwinding exception // do nothing for unwinding exception
} catch (...) {
// store other exceptions in exception-pointer
except = std::current_exception();
} }
// set termination flags // set termination flags
state |= static_cast< int >( state_t::complete); state |= static_cast< int >( state_t::complete);
// jump back to caller // jump back to caller
caller.resume( preserve_fpu_); caller( preserve_fpu_);
BOOST_ASSERT_MSG( false, "push_coroutine is complete"); BOOST_ASSERT_MSG( false, "push_coroutine is complete");
}), }),
preserve_fpu( preserve_fpu_), preserve_fpu( preserve_fpu_),
state( static_cast< int >( state_t::unwind) ), state( static_cast< int >( state_t::unwind) ),
except(),
t( nullptr) { t( nullptr) {
} }
@ -69,7 +65,6 @@ push_coroutine< T >::control_block::control_block( typename pull_coroutine< T >:
callee( other->caller), callee( other->caller),
preserve_fpu( other->preserve_fpu), preserve_fpu( other->preserve_fpu),
state( 0), state( 0),
except(),
t( nullptr) { t( nullptr) {
} }
@ -79,7 +74,7 @@ push_coroutine< T >::control_block::~control_block() {
0 != ( state & static_cast< int >( state_t::unwind) ) ) { 0 != ( state & static_cast< int >( state_t::unwind) ) ) {
// set early-exit flag // set early-exit flag
state |= static_cast< int >( state_t::early_exit); state |= static_cast< int >( state_t::early_exit);
callee.resume( preserve_fpu); callee( preserve_fpu);
} }
} }
@ -90,11 +85,8 @@ push_coroutine< T >::control_block::resume( T const& t_) {
// pass an pointer (address of tmp) to other context // pass an pointer (address of tmp) to other context
T tmp( t_); T tmp( t_);
t = & tmp; t = & tmp;
callee.resume( preserve_fpu); callee( preserve_fpu);
t = nullptr; t = nullptr;
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();
@ -108,11 +100,8 @@ push_coroutine< T >::control_block::resume( T && t_) {
// pass an pointer (address of tmp) to other context // pass an pointer (address of tmp) to other context
T tmp( std::move( t_) ); T tmp( std::move( t_) );
t = & tmp; t = & tmp;
callee.resume( preserve_fpu); callee( preserve_fpu);
t = nullptr; t = nullptr;
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();
@ -145,19 +134,15 @@ push_coroutine< T & >::control_block::control_block( context::preallocated pallo
fn( synthesized); fn( synthesized);
} catch ( forced_unwind const&) { } catch ( forced_unwind const&) {
// do nothing for unwinding exception // do nothing for unwinding exception
} catch (...) {
// store other exceptions in exception-pointer
except = std::current_exception();
} }
// set termination flags // set termination flags
state |= static_cast< int >( state_t::complete); state |= static_cast< int >( state_t::complete);
// jump back to caller // jump back to caller
caller.resume( preserve_fpu_); caller( preserve_fpu_);
BOOST_ASSERT_MSG( false, "push_coroutine is complete"); BOOST_ASSERT_MSG( false, "push_coroutine is complete");
}), }),
preserve_fpu( preserve_fpu_), preserve_fpu( preserve_fpu_),
state( static_cast< int >( state_t::unwind) ), state( static_cast< int >( state_t::unwind) ),
except(),
t( nullptr) { t( nullptr) {
} }
@ -168,7 +153,6 @@ push_coroutine< T & >::control_block::control_block( typename pull_coroutine< T
callee( other->caller), callee( other->caller),
preserve_fpu( other->preserve_fpu), preserve_fpu( other->preserve_fpu),
state( 0), state( 0),
except(),
t( nullptr) { t( nullptr) {
} }
@ -178,7 +162,7 @@ push_coroutine< T & >::control_block::~control_block() {
0 != ( state & static_cast< int >( state_t::unwind) ) ) { 0 != ( state & static_cast< int >( state_t::unwind) ) ) {
// set early-exit flag // set early-exit flag
state |= static_cast< int >( state_t::early_exit); state |= static_cast< int >( state_t::early_exit);
callee.resume( preserve_fpu); callee( preserve_fpu);
} }
} }
@ -186,11 +170,8 @@ template< typename T >
void void
push_coroutine< T & >::control_block::resume( T & t_) { push_coroutine< T & >::control_block::resume( T & t_) {
t = & t_; t = & t_;
callee.resume( preserve_fpu); callee( preserve_fpu);
t = nullptr; t = nullptr;
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();
@ -221,19 +202,15 @@ push_coroutine< void >::control_block::control_block( context::preallocated pall
fn( synthesized); fn( synthesized);
} catch ( forced_unwind const&) { } catch ( forced_unwind const&) {
// do nothing for unwinding exception // do nothing for unwinding exception
} catch (...) {
// store other exceptions in exception-pointer
except = std::current_exception();
} }
// set termination flags // set termination flags
state |= static_cast< int >( state_t::complete); state |= static_cast< int >( state_t::complete);
// jump back to caller // jump back to caller
caller.resume( preserve_fpu_); caller( preserve_fpu_);
BOOST_ASSERT_MSG( false, "push_coroutine is complete"); BOOST_ASSERT_MSG( false, "push_coroutine is complete");
}), }),
preserve_fpu( preserve_fpu_), preserve_fpu( preserve_fpu_),
state( static_cast< int >( state_t::unwind) ), state( static_cast< int >( state_t::unwind) ) {
except() {
} }
inline inline
@ -242,8 +219,7 @@ push_coroutine< void >::control_block::control_block( pull_coroutine< void >::co
caller( other->callee), caller( other->callee),
callee( other->caller), callee( other->caller),
preserve_fpu( other->preserve_fpu), preserve_fpu( other->preserve_fpu),
state( 0), state( 0) {
except() {
} }
inline inline
@ -252,17 +228,14 @@ push_coroutine< void >::control_block::~control_block() {
0 != ( state & static_cast< int >( state_t::unwind) ) ) { 0 != ( state & static_cast< int >( state_t::unwind) ) ) {
// set early-exit flag // set early-exit flag
state |= static_cast< int >( state_t::early_exit); state |= static_cast< int >( state_t::early_exit);
callee.resume( preserve_fpu); callee( preserve_fpu);
} }
} }
inline inline
void void
push_coroutine< void >::control_block::resume() { push_coroutine< void >::control_block::resume() {
callee.resume( preserve_fpu); callee( preserve_fpu);
if ( except) {
std::rethrow_exception( except);
}
// test early-exit-flag // test early-exit-flag
if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) { if ( 0 != ( ( other->state) & static_cast< int >( state_t::early_exit) ) ) {
throw forced_unwind(); throw forced_unwind();

14
test/test_coroutine.cpp
View File

@ -461,8 +461,8 @@ void test_unwind()
void test_exceptions() void test_exceptions()
{ {
bool thrown = false; std::string msg("abc"), value;
std::runtime_error ex("abc"); std::runtime_error ex( msg);
try try
{ {
coro::coroutine< void >::push_type coro( coro::coroutine< void >::push_type coro(
@ -472,13 +472,9 @@ void test_exceptions()
BOOST_CHECK( ! coro); BOOST_CHECK( ! coro);
BOOST_CHECK( false); BOOST_CHECK( false);
} }
catch ( std::runtime_error const&) catch ( std::runtime_error const& ex)
{ thrown = true; } { value = ex.what(); }
catch ( std::exception const&) BOOST_CHECK_EQUAL( value, msg);
{}
catch (...)
{}
BOOST_CHECK( thrown);
} }
void test_input_iterator() void test_input_iterator()