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fix cranelift and gcc backends

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This commit is contained in:
Ralf Jung 2022-07-05 16:53:48 -04:00
parent 4587677300
commit 33e8d4c2d4
1 changed files with 4 additions and 5 deletions
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9
src/common.rs
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@ -9,7 +9,6 @@
StaticMethods,
};
use rustc_middle::mir::Mutability;
use rustc_middle::ty::ScalarInt;
use rustc_middle::ty::layout::{TyAndLayout, LayoutOf};
use rustc_middle::mir::interpret::{ConstAllocation, GlobalAlloc, Scalar};
use rustc_target::abi::{self, HasDataLayout, Pointer, Size};
@ -159,13 +158,13 @@ fn const_to_opt_u128(&self, _v: RValue<'gcc>, _sign_ext: bool) -> Option<u128> {
None
}
fn zst_to_backend(&self, _ty: Type<'gcc>) -> RValue<'gcc> {
self.const_undef(self.type_ix(0))
}
fn scalar_to_backend(&self, cv: Scalar, layout: abi::Scalar, ty: Type<'gcc>) -> RValue<'gcc> {
let bitsize = if layout.is_bool() { 1 } else { layout.size(self).bits() };
match cv {
Scalar::Int(ScalarInt::ZST) => {
assert_eq!(0, layout.size(self).bytes());
self.const_undef(self.type_ix(0))
}
Scalar::Int(int) => {
let data = int.assert_bits(layout.size(self));