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remove constraint around memcpy when storing to stack

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Brendan Hansknecht 2022-07-16 11:34:47 -07:00
parent dc74803c18
commit 872f6101f9
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1 changed files with 5 additions and 1 deletions
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6
crates/compiler/gen_dev/src/generic64/storage.rs
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@ -734,7 +734,11 @@ impl<
ASM::mov_base32_freg64(buf, to_offset, reg);
}
_ if layout.stack_size(self.target_info) == 0 => {}
_ if layout.safe_to_memcpy() && layout.stack_size(self.target_info) > 8 => {
// TODO: Verify this is always true.
// The dev backend does not deal with refcounting and does not care about if data is safe to memcpy.
// It is just temporarily storing the value due to needing to free registers.
// Later, it will be reloaded and stored in refcounted as needed.
_ if layout.stack_size(self.target_info) > 8 => {
let (from_offset, size) = self.stack_offset_and_size(sym);
debug_assert!(from_offset % 8 == 0);
debug_assert!(size % 8 == 0);