wasmer/lib/emscripten/src/exception.rs

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use super::env;
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use super::process::_abort;
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use wasmer_runtime_core::vm::Ctx;
/// emscripten: ___cxa_allocate_exception
pub fn ___cxa_allocate_exception(ctx: &mut Ctx, size: u32) -> u32 {
debug!("emscripten::___cxa_allocate_exception");
env::call_malloc(ctx, size as _)
}
pub fn ___cxa_current_primary_exception(_ctx: &mut Ctx) -> u32 {
debug!("emscripten::___cxa_current_primary_exception");
unimplemented!()
}
pub fn ___cxa_decrement_exception_refcount(_ctx: &mut Ctx, _a: u32) {
debug!("emscripten::___cxa_decrement_exception_refcount({})", _a);
unimplemented!()
}
pub fn ___cxa_increment_exception_refcount(_ctx: &mut Ctx, _a: u32) {
debug!("emscripten::___cxa_increment_exception_refcount({})", _a);
unimplemented!()
}
pub fn ___cxa_rethrow_primary_exception(_ctx: &mut Ctx, _a: u32) {
debug!("emscripten::___cxa_rethrow_primary_exception({})", _a);
unimplemented!()
}
/// emscripten: ___cxa_throw
/// TODO: We don't have support for exceptions yet
pub fn ___cxa_throw(ctx: &mut Ctx, _ptr: u32, _ty: u32, _destructor: u32) {
debug!("emscripten::___cxa_throw");
_abort(ctx);
}
pub fn ___cxa_begin_catch(_ctx: &mut Ctx, _exception_object_ptr: u32) -> i32 {
debug!("emscripten::___cxa_begin_catch");
-1
}
pub fn ___cxa_end_catch(_ctx: &mut Ctx) {
debug!("emscripten::___cxa_end_catch");
}
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pub fn ___cxa_uncaught_exception(_ctx: &mut Ctx) -> i32 {
debug!("emscripten::___cxa_uncaught_exception");
-1
}
pub fn ___cxa_pure_virtual(_ctx: &mut Ctx) {
debug!("emscripten::___cxa_pure_virtual");
// ABORT = true
panic!("Pure virtual function called!");
}