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make alignment target-specific

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This commit is contained in:
Folkert 2022-01-26 17:24:52 +01:00
parent fbd26c598e
commit 7e38309364
2 changed files with 17 additions and 3 deletions
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18
compiler/builtins/src/bitcode.rs
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@ -48,13 +48,20 @@ impl FloatWidth {
}
pub const fn alignment_bytes(&self, target_info: TargetInfo) -> u32 {
use roc_target::Architecture;
use std::mem::align_of;
use FloatWidth::*;
// TODO actually alignment is architecture-specific
match self {
F32 => align_of::<f32>() as u32,
F64 => align_of::<f64>() as u32,
F64 => match target_info.architecture {
Architecture::X86_64
| Architecture::Aarch64
| Architecture::Arm
| Architecture::Wasm32 => 8,
Architecture::X86_32 => 4,
},
F128 => align_of::<i128>() as u32,
}
}
@ -108,6 +115,7 @@ impl IntWidth {
}
pub const fn alignment_bytes(&self, target_info: TargetInfo) -> u32 {
use roc_target::Architecture;
use std::mem::align_of;
use IntWidth::*;
@ -115,7 +123,13 @@ impl IntWidth {
U8 | I8 => align_of::<i8>() as u32,
U16 | I16 => align_of::<i16>() as u32,
U32 | I32 => align_of::<i32>() as u32,
U64 | I64 => align_of::<i64>() as u32,
U64 | I64 => match target_info.architecture {
Architecture::X86_64
| Architecture::Aarch64
| Architecture::Arm
| Architecture::Wasm32 => 8,
Architecture::X86_32 => 4,
},
U128 | I128 => align_of::<i128>() as u32,
}
}

2
compiler/target/src/lib.rs
View File

@ -4,7 +4,7 @@
#[derive(Debug, Clone, Copy)]
pub struct TargetInfo {
architecture: Architecture,
pub architecture: Architecture,
}
impl TargetInfo {