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39 lines
1.6 KiB
Rust
39 lines
1.6 KiB
Rust
use super::BackendTypes;
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use crate::mir::place::PlaceRef;
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use rustc_middle::mir::interpret::{Allocation, Scalar};
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use rustc_middle::ty::layout::TyAndLayout;
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use rustc_span::Symbol;
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use rustc_target::abi::{self, Size};
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pub trait ConstMethods<'tcx>: BackendTypes {
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// Constant constructors
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fn const_null(&self, t: Self::Type) -> Self::Value;
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fn const_undef(&self, t: Self::Type) -> Self::Value;
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fn const_int(&self, t: Self::Type, i: i64) -> Self::Value;
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fn const_uint(&self, t: Self::Type, i: u64) -> Self::Value;
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fn const_uint_big(&self, t: Self::Type, u: u128) -> Self::Value;
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fn const_bool(&self, val: bool) -> Self::Value;
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fn const_i32(&self, i: i32) -> Self::Value;
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fn const_u32(&self, i: u32) -> Self::Value;
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fn const_u64(&self, i: u64) -> Self::Value;
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fn const_usize(&self, i: u64) -> Self::Value;
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fn const_u8(&self, i: u8) -> Self::Value;
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fn const_real(&self, t: Self::Type, val: f64) -> Self::Value;
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fn const_str(&self, s: Symbol) -> (Self::Value, Self::Value);
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fn const_struct(&self, elts: &[Self::Value], packed: bool) -> Self::Value;
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fn const_to_opt_uint(&self, v: Self::Value) -> Option<u64>;
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fn const_to_opt_u128(&self, v: Self::Value, sign_ext: bool) -> Option<u128>;
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fn scalar_to_backend(&self, cv: Scalar, layout: &abi::Scalar, llty: Self::Type) -> Self::Value;
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fn from_const_alloc(
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&self,
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layout: TyAndLayout<'tcx>,
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alloc: &Allocation,
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offset: Size,
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) -> PlaceRef<'tcx, Self::Value>;
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fn const_ptrcast(&self, val: Self::Value, ty: Self::Type) -> Self::Value;
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}
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