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40 lines
1.6 KiB
Rust
40 lines
1.6 KiB
Rust
use super::BackendTypes;
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use crate::mir::operand::OperandRef;
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use rustc_middle::ty::{self, Ty};
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use rustc_span::Span;
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use rustc_target::abi::call::FnAbi;
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pub trait IntrinsicCallMethods<'tcx>: BackendTypes {
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/// Remember to add all intrinsics here, in `compiler/rustc_hir_analysis/src/check/mod.rs`,
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/// and in `library/core/src/intrinsics.rs`; if you need access to any LLVM intrinsics,
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/// add them to `compiler/rustc_codegen_llvm/src/context.rs`.
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fn codegen_intrinsic_call(
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&mut self,
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instance: ty::Instance<'tcx>,
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fn_abi: &FnAbi<'tcx, Ty<'tcx>>,
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args: &[OperandRef<'tcx, Self::Value>],
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llresult: Self::Value,
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span: Span,
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);
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fn abort(&mut self);
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fn assume(&mut self, val: Self::Value);
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fn expect(&mut self, cond: Self::Value, expected: bool) -> Self::Value;
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/// Trait method used to test whether a given pointer is associated with a type identifier.
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fn type_test(&mut self, pointer: Self::Value, typeid: Self::Value) -> Self::Value;
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/// Trait method used to load a function while testing if it is associated with a type
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/// identifier.
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fn type_checked_load(
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&mut self,
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llvtable: Self::Value,
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vtable_byte_offset: u64,
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typeid: Self::Value,
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) -> Self::Value;
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/// Trait method used to inject `va_start` on the "spoofed" `VaListImpl` in
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/// Rust defined C-variadic functions.
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fn va_start(&mut self, val: Self::Value) -> Self::Value;
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/// Trait method used to inject `va_end` on the "spoofed" `VaListImpl` before
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/// Rust defined C-variadic functions return.
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fn va_end(&mut self, val: Self::Value) -> Self::Value;
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}
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