language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-09-27 05:49:08 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

Use layout repr to determine register width

Browse source
This commit is contained in:
Ayaz Hafiz 2023-05-11 14:15:15 -05:00
parent 172eae735d
commit 744e8ca68d
No known key found for this signature in database
GPG key ID: 0E2A37416A25EF58
1 changed files with 8 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

15
crates/compiler/gen_dev/src/generic64/mod.rs
View file

@ -39,12 +39,12 @@ pub enum RegisterWidth {
} }
impl RegisterWidth { impl RegisterWidth {
fn try_from_layout(layout: InLayout) -> Option<Self> { fn try_from_layout(layout: LayoutRepr) -> Option<Self> {
match layout { match layout {
Layout::BOOL | Layout::I8 | Layout::U8 => Some(RegisterWidth::W8), LayoutRepr::BOOL | LayoutRepr::I8 | LayoutRepr::U8 => Some(RegisterWidth::W8),
Layout::I16 | Layout::U16 => Some(RegisterWidth::W16), LayoutRepr::I16 | LayoutRepr::U16 => Some(RegisterWidth::W16),
Layout::U32 | Layout::I32 => Some(RegisterWidth::W32), LayoutRepr::U32 | LayoutRepr::I32 => Some(RegisterWidth::W32),
Layout::I64 | Layout::U64 => Some(RegisterWidth::W64), LayoutRepr::I64 | LayoutRepr::U64 => Some(RegisterWidth::W64),
_ => None, _ => None,
} }
} }
@ -886,9 +886,10 @@ impl<
fn move_return_value(&mut self, dst: &Symbol, ret_layout: &InLayout<'a>) { fn move_return_value(&mut self, dst: &Symbol, ret_layout: &InLayout<'a>) {
// move return value to dst. // move return value to dst.
match self.interner().get(*ret_layout).repr { let ret_repr = self.interner().get(*ret_layout).repr;
match ret_repr {
single_register_integers!() => { single_register_integers!() => {
let width = RegisterWidth::try_from_layout(*ret_layout).unwrap(); let width = RegisterWidth::try_from_layout(ret_repr).unwrap();
let dst_reg = self.storage_manager.claim_general_reg(&mut self.buf, dst); let dst_reg = self.storage_manager.claim_general_reg(&mut self.buf, dst);
ASM::mov_reg_reg(&mut self.buf, width, dst_reg, CC::GENERAL_RETURN_REGS[0]); ASM::mov_reg_reg(&mut self.buf, width, dst_reg, CC::GENERAL_RETURN_REGS[0]);