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Implemenet code gen for int div

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This commit is contained in:
Chad Stearns 2020-04-26 14:38:09 -04:00
parent ace50f9aac
commit aa72619952
3 changed files with 35 additions and 5 deletions
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16
compiler/builtins/src/std.rs
View File

@ -285,13 +285,19 @@ pub fn types() -> MutMap<Symbol, (SolvedType, Region)> {
Box::new(SolvedType::Wildcard),
);
// div : Int, Int -> Result Int [ DivByZero ]*
// // div : Int, Int -> Result Int [ DivByZero ]*
// add_type(
// Symbol::INT_DIV,
// SolvedType::Func(
// vec![int_type(), int_type()],
// Box::new(result_type(flex(TVAR1), div_by_zero.clone())),
// ),
// );
// div : Int, Int -> Int
add_type(
Symbol::INT_DIV,
SolvedType::Func(
vec![int_type(), int_type()],
Box::new(result_type(flex(TVAR1), div_by_zero.clone())),
),
SolvedType::Func(vec![int_type(), int_type()], Box::new(int_type())),
);
// mod : Int, Int -> Result Int [ DivByZero ]*

11
compiler/gen/src/llvm/build.rs
View File

@ -1226,6 +1226,17 @@ fn call_with_args<'a, 'ctx, 'env>(
Symbol::FLOAT_ROUND => call_intrinsic(LLVM_LROUND_I64_F64, env, args),
Symbol::LIST_SET => list_set(parent, args, env, InPlace::Clone),
Symbol::LIST_SET_IN_PLACE => list_set(parent, args, env, InPlace::InPlace),
Symbol::INT_DIV => {
debug_assert!(args.len() == 2);
let int_val = env.builder.build_int_signed_div(
args[0].0.into_int_value(),
args[1].0.into_int_value(),
"div_i64",
);
BasicValueEnum::IntValue(int_val)
}
_ => {
let fn_val = env
.module

13
compiler/gen/tests/gen_builtins.rs
View File

@ -159,6 +159,19 @@ mod gen_builtins {
);
}
#[test]
fn gen_div_i64() {
assert_evals_to!(
indoc!(
r#"
1000 // 100
"#
),
10,
i64
);
}
#[test]
fn gen_order_of_arithmetic_ops() {
assert_evals_to!(