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LLVMConstInt only allows integer types

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DianQK 2024-10-12 22:36:14 +08:00
parent 8f8bee4f60
commit 1efffe720d
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1 changed files with 13 additions and 0 deletions
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13
compiler/rustc_codegen_llvm/src/common.rs
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@ -5,6 +5,7 @@ use rustc_abi as abi;
use rustc_abi::Primitive::Pointer; use rustc_abi::Primitive::Pointer;
use rustc_abi::{AddressSpace, HasDataLayout}; use rustc_abi::{AddressSpace, HasDataLayout};
use rustc_ast::Mutability; use rustc_ast::Mutability;
use rustc_codegen_ssa::common::TypeKind;
use rustc_codegen_ssa::traits::*; use rustc_codegen_ssa::traits::*;
use rustc_data_structures::stable_hasher::{Hash128, HashStable, StableHasher}; use rustc_data_structures::stable_hasher::{Hash128, HashStable, StableHasher};
use rustc_hir::def_id::DefId; use rustc_hir::def_id::DefId;
@ -146,6 +147,10 @@ impl<'ll, 'tcx> ConstCodegenMethods<'tcx> for CodegenCx<'ll, 'tcx> {
} }
fn const_int(&self, t: &'ll Type, i: i64) -> &'ll Value { fn const_int(&self, t: &'ll Type, i: i64) -> &'ll Value {
debug_assert!(
self.type_kind(t) == TypeKind::Integer,
"only allows integer types in const_int"
);
unsafe { llvm::LLVMConstInt(t, i as u64, True) } unsafe { llvm::LLVMConstInt(t, i as u64, True) }
} }
@ -176,10 +181,18 @@ impl<'ll, 'tcx> ConstCodegenMethods<'tcx> for CodegenCx<'ll, 'tcx> {
} }
fn const_uint(&self, t: &'ll Type, i: u64) -> &'ll Value { fn const_uint(&self, t: &'ll Type, i: u64) -> &'ll Value {
debug_assert!(
self.type_kind(t) == TypeKind::Integer,
"only allows integer types in const_uint"
);
unsafe { llvm::LLVMConstInt(t, i, False) } unsafe { llvm::LLVMConstInt(t, i, False) }
} }
fn const_uint_big(&self, t: &'ll Type, u: u128) -> &'ll Value { fn const_uint_big(&self, t: &'ll Type, u: u128) -> &'ll Value {
debug_assert!(
self.type_kind(t) == TypeKind::Integer,
"only allows integer types in const_uint_big"
);
unsafe { unsafe {
let words = [u as u64, (u >> 64) as u64]; let words = [u as u64, (u >> 64) as u64];
llvm::LLVMConstIntOfArbitraryPrecision(t, 2, words.as_ptr()) llvm::LLVMConstIntOfArbitraryPrecision(t, 2, words.as_ptr())