bjoernager/rust
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Use ty::{IntTy,UintTy,FloatTy} in rustc

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This commit is contained in:
LeSeulArtichaut 2020-12-12 15:32:30 +01:00
parent 933bb18956
commit 50e1ae15e9
22 changed files with 188 additions and 194 deletions
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12
compiler/rustc_mir/src/interpret/cast.rs
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@ -2,13 +2,11 @@ use std::convert::TryFrom;
use rustc_apfloat::ieee::{Double, Single};
use rustc_apfloat::{Float, FloatConvert};
use rustc_ast::FloatTy;
use rustc_attr as attr;
use rustc_middle::mir::interpret::{InterpResult, PointerArithmetic, Scalar};
use rustc_middle::mir::CastKind;
use rustc_middle::ty::adjustment::PointerCast;
use rustc_middle::ty::layout::{IntegerExt, TyAndLayout};
use rustc_middle::ty::{self, Ty, TypeAndMut};
use rustc_middle::ty::{self, FloatTy, Ty, TypeAndMut};
use rustc_span::symbol::sym;
use rustc_target::abi::{Integer, LayoutOf, Variants};
@ -203,8 +201,8 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
match *cast_ty.kind() {
Int(_) | Uint(_) | RawPtr(_) => {
let size = match *cast_ty.kind() {
Int(t) => Integer::from_attr(self, attr::IntType::SignedInt(t)).size(),
Uint(t) => Integer::from_attr(self, attr::IntType::UnsignedInt(t)).size(),
Int(t) => Integer::from_int_ty(self, t).size(),
Uint(t) => Integer::from_uint_ty(self, t).size(),
RawPtr(_) => self.pointer_size(),
_ => bug!(),
};
@ -235,7 +233,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
match *dest_ty.kind() {
// float -> uint
Uint(t) => {
let size = Integer::from_attr(self, attr::IntType::UnsignedInt(t)).size();
let size = Integer::from_uint_ty(self, t).size();
// `to_u128` is a saturating cast, which is what we need
// (https://doc.rust-lang.org/nightly/nightly-rustc/rustc_apfloat/trait.Float.html#method.to_i128_r).
let v = f.to_u128(size.bits_usize()).value;
@ -244,7 +242,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
}
// float -> int
Int(t) => {
let size = Integer::from_attr(self, attr::IntType::SignedInt(t)).size();
let size = Integer::from_int_ty(self, t).size();
// `to_i128` is a saturating cast, which is what we need
// (https://doc.rust-lang.org/nightly/nightly-rustc/rustc_apfloat/trait.Float.html#method.to_i128_r).
let v = f.to_i128(size.bits_usize()).value;

3
compiler/rustc_mir/src/interpret/operator.rs
View file

@ -1,10 +1,9 @@
use std::convert::TryFrom;
use rustc_apfloat::Float;
use rustc_ast::FloatTy;
use rustc_middle::mir;
use rustc_middle::mir::interpret::{InterpResult, Scalar};
use rustc_middle::ty::{self, layout::TyAndLayout, Ty};
use rustc_middle::ty::{self, layout::TyAndLayout, FloatTy, Ty};
use rustc_target::abi::LayoutOf;
use super::{ImmTy, Immediate, InterpCx, Machine, PlaceTy};