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gen tests with new tag layout

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Folkert 2022-07-22 16:50:50 +02:00
parent 9cb2bd04fd
commit 6cabf11cbc
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3 changed files with 91 additions and 192 deletions
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23
crates/compiler/mono/src/layout.rs
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@ -630,20 +630,21 @@ impl<'a> UnionLayout<'a> {
}
pub fn tag_id_offset(&self, target_info: TargetInfo) -> Option<u32> {
use UnionLayout::*;
if let NonNullableUnwrapped(_) | NullableUnwrapped { .. } = self {
return None;
match self {
UnionLayout::NonRecursive(tags)
| UnionLayout::Recursive(tags)
| UnionLayout::NullableWrapped {
other_tags: tags, ..
} => Some(Self::tag_id_offset_help(tags, target_info)),
UnionLayout::NonNullableUnwrapped(_) | UnionLayout::NullableUnwrapped { .. } => None,
}
}
let data_width = self.data_size_and_alignment_help_match(None, target_info).0;
fn tag_id_offset_help(layouts: &[&[Layout]], target_info: TargetInfo) -> u32 {
let (data_width, data_align) =
Layout::stack_size_and_alignment_slices(layouts, target_info);
// current, broken logic
if data_width > 8 {
Some(round_up_to_alignment(data_width, 8))
} else {
Some(data_width)
}
round_up_to_alignment(data_width, data_align)
}
/// Very important to use this when doing a memcpy!