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Move some constants from backend to lib

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Brian Carroll 2021-09-10 20:29:37 +01:00
parent 042b175d89
commit b21155f60b
2 changed files with 13 additions and 9 deletions
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10
compiler/gen_wasm/src/backend.rs
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@ -10,18 +10,12 @@ use roc_module::symbol::Symbol;
use roc_mono::ir::{CallType, Expr, JoinPointId, Literal, Proc, Stmt};
use roc_mono::layout::{Builtin, Layout, UnionLayout};
use crate::*;
// Don't allocate any constant data at address zero or near it. Would be valid, but bug-prone.
// Follow Emscripten's example by using 1kB (4 bytes would probably do)
const UNUSED_DATA_SECTION_BYTES: u32 = 1024;
const PTR_SIZE: u32 = 4;
const PTR_TYPE: ValueType = ValueType::I32;
const ALIGN_1: u32 = 0;
const ALIGN_2: u32 = 1;
const ALIGN_4: u32 = 2;
const ALIGN_8: u32 = 3;
#[derive(Clone, Copy, Debug)]
struct LocalId(u32);