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ScalarInt: size mismatches are a bug, do not delay the panic

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This commit is contained in:
Ralf Jung
2024-06-08 16:13:45 +02:00
parent 13423befc4
commit 3c57ea0df7
45 changed files with 247 additions and 313 deletions
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6
compiler/rustc_codegen_cranelift/src/constant.rs
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@@ -110,7 +110,7 @@ pub(crate) fn codegen_const_value<'tcx>(
if fx.clif_type(layout.ty).is_some() {
return CValue::const_val(fx, layout, int);
} else {
let raw_val = int.size().truncate(int.assert_bits(int.size()));
let raw_val = int.size().truncate(int.to_bits(int.size()));
let val = match int.size().bytes() {
1 => fx.bcx.ins().iconst(types::I8, raw_val as i64),
2 => fx.bcx.ins().iconst(types::I16, raw_val as i64),
@@ -501,12 +501,12 @@ pub(crate) fn mir_operand_get_const_val<'tcx>(
Ordering::Equal => scalar_int,
Ordering::Less => match ty.kind() {
ty::Uint(_) => ScalarInt::try_from_uint(
scalar_int.assert_uint(scalar_int.size()),
scalar_int.to_uint(scalar_int.size()),
fx.layout_of(*ty).size,
)
.unwrap(),
ty::Int(_) => ScalarInt::try_from_int(
scalar_int.assert_int(scalar_int.size()),
scalar_int.to_int(scalar_int.size()),
fx.layout_of(*ty).size,
)
.unwrap(),