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cranelift-module: add iterator methods to ModuleDeclarations

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The predecessor interface made it possible to iterate across all
function and data declarations. This is still useful and easy enough to
provide.
This commit is contained in:
Pat Hickey
2020-10-07 20:06:58 -07:00
parent b061694491
commit 13c6bdd9ba
1 changed files with 10 additions and 0 deletions
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10
cranelift/module/src/module.rs
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@@ -210,6 +210,11 @@ impl ModuleDeclarations {
self.names.get(name).copied() self.names.get(name).copied()
} }
/// Get an iterator of all function declarations
pub fn get_functions(&self) -> impl Iterator<Item = (FuncId, &FunctionDeclaration)> {
self.functions.iter()
}
/// Get the `FuncId` for the function named by `name`. /// Get the `FuncId` for the function named by `name`.
pub fn get_function_id(&self, name: &ir::ExternalName) -> FuncId { pub fn get_function_id(&self, name: &ir::ExternalName) -> FuncId {
if let ir::ExternalName::User { namespace, index } = *name { if let ir::ExternalName::User { namespace, index } = *name {
@@ -235,6 +240,11 @@ impl ModuleDeclarations {
&self.functions[func_id] &self.functions[func_id]
} }
/// Get an iterator of all data declarations
pub fn get_data_objects(&self) -> impl Iterator<Item = (DataId, &DataDeclaration)> {
self.data_objects.iter()
}
/// Get the `DataDeclaration` for the data object named by `name`. /// Get the `DataDeclaration` for the data object named by `name`.
pub fn get_data_decl(&self, data_id: DataId) -> &DataDeclaration { pub fn get_data_decl(&self, data_id: DataId) -> &DataDeclaration {
&self.data_objects[data_id] &self.data_objects[data_id]