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Avoid explicit tag padding

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Explicit padding changes the c-abi when passed to/returned from functions.
This is leading to incorrect loading of types like `Task U64 {}`.
This commit is contained in:
Brendan Hansknecht 2024-09-16 16:47:20 -07:00
parent 38674aeb94
commit a7eae239f0
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2 changed files with 0 additions and 32 deletions
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12
crates/compiler/gen_llvm/src/llvm/convert.rs
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@ -315,17 +315,6 @@ impl<'ctx> RocUnion<'ctx> {
.as_basic_type_enum();
let struct_type = if let Some(tag_type) = tag_type {
let tag_width = match tag_type {
TagType::I8 => 1,
TagType::I16 => 2,
};
let tag_padding = round_up_to_alignment(tag_width, data_align) - tag_width;
let tag_padding_type = context
.i8_type()
.array_type(tag_padding)
.as_basic_type_enum();
context.struct_type(
&[
alignment_array_type,
@ -334,7 +323,6 @@ impl<'ctx> RocUnion<'ctx> {
TagType::I8 => context.i8_type().into(),
TagType::I16 => context.i16_type().into(),
},
tag_padding_type,
],
false,
)