2019-08-06 00:37:12 +09:00

110 lines
3.3 KiB
Rust

use crate::*;
// -----------------------------------------------------------------------------
#[tracable_parser]
#[packrat_parser]
pub(crate) fn program_item(s: Span) -> IResult<Span, ProgramItem> {
alt((
map(pair(port_declaration, symbol(";")), |x| {
ProgramItem::PortDeclaration(Box::new(x))
}),
map(non_port_program_item, |x| {
ProgramItem::NonPortProgramItem(Box::new(x))
}),
))(s)
}
#[tracable_parser]
#[packrat_parser]
pub(crate) fn non_port_program_item(s: Span) -> IResult<Span, NonPortProgramItem> {
alt((
non_port_program_item_assign,
non_port_program_item_module,
non_port_program_item_initial,
non_port_program_item_final,
non_port_program_item_assertion,
map(timeunits_declaration, |x| {
NonPortProgramItem::TimeunitsDeclaration(Box::new(x))
}),
map(program_generate_item, |x| {
NonPortProgramItem::ProgramGenerateItem(Box::new(x))
}),
))(s)
}
#[tracable_parser]
#[packrat_parser]
pub(crate) fn non_port_program_item_assign(s: Span) -> IResult<Span, NonPortProgramItem> {
let (s, a) = many0(attribute_instance)(s)?;
let (s, b) = continuous_assign(s)?;
Ok((
s,
NonPortProgramItem::Assign(Box::new(NonPortProgramItemAssign { nodes: (a, b) })),
))
}
#[recursive_parser]
#[tracable_parser]
#[packrat_parser]
pub(crate) fn non_port_program_item_module(s: Span) -> IResult<Span, NonPortProgramItem> {
let (s, a) = many0(attribute_instance)(s)?;
let (s, b) = module_or_generate_item_declaration(s)?;
Ok((
s,
NonPortProgramItem::Module(Box::new(NonPortProgramItemModule { nodes: (a, b) })),
))
}
#[tracable_parser]
#[packrat_parser]
pub(crate) fn non_port_program_item_initial(s: Span) -> IResult<Span, NonPortProgramItem> {
let (s, a) = many0(attribute_instance)(s)?;
let (s, b) = initial_construct(s)?;
Ok((
s,
NonPortProgramItem::Initial(Box::new(NonPortProgramItemInitial { nodes: (a, b) })),
))
}
#[tracable_parser]
#[packrat_parser]
pub(crate) fn non_port_program_item_final(s: Span) -> IResult<Span, NonPortProgramItem> {
let (s, a) = many0(attribute_instance)(s)?;
let (s, b) = final_construct(s)?;
Ok((
s,
NonPortProgramItem::Final(Box::new(NonPortProgramItemFinal { nodes: (a, b) })),
))
}
#[tracable_parser]
#[packrat_parser]
pub(crate) fn non_port_program_item_assertion(s: Span) -> IResult<Span, NonPortProgramItem> {
let (s, a) = many0(attribute_instance)(s)?;
let (s, b) = concurrent_assertion_item(s)?;
Ok((
s,
NonPortProgramItem::Assertion(Box::new(NonPortProgramItemAssertion { nodes: (a, b) })),
))
}
#[tracable_parser]
#[packrat_parser]
pub(crate) fn program_generate_item(s: Span) -> IResult<Span, ProgramGenerateItem> {
alt((
map(loop_generate_construct, |x| {
ProgramGenerateItem::LoopGenerateConstruct(Box::new(x))
}),
map(conditional_generate_construct, |x| {
ProgramGenerateItem::ConditionalGenerateConstruct(Box::new(x))
}),
map(generate_region, |x| {
ProgramGenerateItem::GenerateRegion(Box::new(x))
}),
map(elaboration_system_task, |x| {
ProgramGenerateItem::ElaborationSystemTask(Box::new(x))
}),
))(s)
}