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move copy_symbol_to_stack_offset to storage manager

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This commit is contained in:
Brendan Hansknecht 2022-02-17 14:55:49 -08:00
parent dff1255fd3
commit c08b011875
2 changed files with 52 additions and 39 deletions
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36
compiler/gen_dev/src/generic64/mod.rs
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@ -1283,42 +1283,6 @@ impl<
CC: CallConv<GeneralReg, FloatReg>,
> Backend64Bit<'a, GeneralReg, FloatReg, ASM, CC>
{
fn copy_symbol_to_stack_offset(&mut self, to_offset: i32, sym: &Symbol, layout: &Layout<'a>) {
match layout {
Layout::Builtin(Builtin::Int(IntWidth::I64 | IntWidth::U64)) => {
let reg = self.storage_manager.load_to_general_reg(&mut self.buf, sym);
ASM::mov_base32_reg64(&mut self.buf, to_offset, reg);
}
Layout::Builtin(Builtin::Float(FloatWidth::F64)) => {
let reg = self.storage_manager.load_to_float_reg(&mut self.buf, sym);
ASM::mov_base32_freg64(&mut self.buf, to_offset, reg);
}
// Layout::Struct(_) if layout.safe_to_memcpy() => {
// // self.storage_manager.with_tmp_float_reg(&mut self.buf, |buf, storage, )
// // if let Some(SymbolStorage::Base {
// // offset: from_offset,
// // size,
// // ..
// // }) = self.symbol_storage_map.get(sym)
// // {
// // debug_assert_eq!(
// // *size,
// // layout.stack_size(self.target_info),
// // "expected struct to have same size as data being stored in it"
// // );
// // for i in 0..layout.stack_size(self.target_info) as i32 {
// // ASM::mov_reg64_base32(&mut self.buf, tmp_reg, from_offset + i);
// // ASM::mov_base32_reg64(&mut self.buf, to_offset + i, tmp_reg);
// // }
// todo!()
// } else {
// internal_error!("unknown struct: {:?}", sym);
// }
// }
x => todo!("copying data to the stack with layout, {:?}", x),
}
}
// Updates a jump instruction to a new offset and returns the number of bytes written.
fn update_jmp_imm32_offset(
&mut self,