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Evaluate computed values to constants.

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This commit is contained in:
Camille GILLOT 2023-09-19 20:12:48 +00:00
parent afd631cc0c
commit 38c86b0798
15 changed files with 546 additions and 191 deletions
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10
compiler/rustc_const_eval/src/interpret/operand.rs
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@ -169,6 +169,16 @@ impl<'tcx, Prov: Provenance> ImmTy<'tcx, Prov> {
ImmTy { imm: val.into(), layout }
}
#[inline]
pub fn from_scalar_pair(a: Scalar<Prov>, b: Scalar<Prov>, layout: TyAndLayout<'tcx>) -> Self {
debug_assert!(
matches!(layout.abi, Abi::ScalarPair(..)),
"`ImmTy::from_scalar_pair` on non-scalar-pair layout"
);
let imm = Immediate::ScalarPair(a, b);
ImmTy { imm, layout }
}
#[inline(always)]
pub fn from_immediate(imm: Immediate<Prov>, layout: TyAndLayout<'tcx>) -> Self {
debug_assert!(