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implement List.dropAt

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Folkert 2023-05-02 23:30:06 +02:00
parent a48618e34a
commit d6885ec17a
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3 changed files with 89 additions and 14 deletions
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10
crates/compiler/gen_dev/src/generic64/storage.rs
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@ -841,8 +841,6 @@ impl<
Builtin::Decimal => todo!(),
Builtin::Str | Builtin::List(_) => {
let (from_offset, size) = self.stack_offset_and_size(sym);
debug_assert_eq!(from_offset % 8, 0);
debug_assert_eq!(size % 8, 0);
debug_assert_eq!(size, layout_interner.stack_size(*layout));
self.copy_to_stack_offset(buf, size, from_offset, to_offset)
}
@ -885,6 +883,14 @@ impl<
let size = size as i32;
self.with_tmp_general_reg(buf, |_storage_manager, buf, reg| {
// on targets beside x86, misaligned copies might be a problem
for _ in 0..size % 8 {
ASM::mov_reg8_base32(buf, reg, from_offset + copied);
ASM::mov_base32_reg8(buf, to_offset + copied, reg);
copied += 1;
}
if size - copied >= 8 {
for _ in (0..(size - copied)).step_by(8) {
ASM::mov_reg64_base32(buf, reg, from_offset + copied);