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Implement Str.fromInt for any integer type

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This commit is contained in:
Kevin Sjöberg 2021-11-06 14:44:21 +01:00
parent c18f306a7e
commit 491a480371
4 changed files with 41 additions and 8 deletions
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30
compiler/gen_llvm/src/llvm/build_str.rs
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@ -11,7 +11,7 @@ use roc_builtins::bitcode;
use roc_module::symbol::Symbol;
use roc_mono::layout::{Builtin, Layout};
use super::build::load_symbol;
use super::build::{intwidth_from_builtin, load_symbol, load_symbol_and_layout};
pub static CHAR_LAYOUT: Layout = Layout::Builtin(Builtin::Int8);
@ -265,9 +265,33 @@ pub fn str_from_int<'a, 'ctx, 'env>(
scope: &Scope<'a, 'ctx>,
int_symbol: Symbol,
) -> BasicValueEnum<'ctx> {
let int = load_symbol(scope, &int_symbol);
let (int, int_layout) = load_symbol_and_layout(scope, &int_symbol);
call_bitcode_fn(env, &[int], bitcode::STR_FROM_INT)
match int_layout {
Layout::Builtin(builtin) => match builtin {
Builtin::Usize
| Builtin::Int128
| Builtin::Int64
| Builtin::Int32
| Builtin::Int16
| Builtin::Int8 => {
let intwidth = intwidth_from_builtin(*builtin, env.ptr_bytes);
call_bitcode_fn(env, &[int], &bitcode::STR_FROM_INT[intwidth])
}
_ => {
unreachable!(
"Compiler bug: tried to convert numeric on invalid builtin layout: ({:?})",
int_layout
);
}
},
_ => {
unreachable!(
"Compiler bug: tried to convert numeric on invalid layout: {:?}",
int_layout
);
}
}
}
/// Str.toUtf8 : Str -> List U8