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| author | 2020-08-03 15:06:44 +0000 | |
|---|---|---|
| committer | 2020-08-03 15:06:44 +0000 | |
| commit | b64793999546ed8adebaeebd9d8345d18db8927d (patch) | |
| tree | 4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/utils/TableGen/CodeGenIntrinsics.h | |
| parent | Add support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff) | |
| download | wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip | |
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/utils/TableGen/CodeGenIntrinsics.h')
| -rw-r--r-- | gnu/llvm/utils/TableGen/CodeGenIntrinsics.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/gnu/llvm/utils/TableGen/CodeGenIntrinsics.h b/gnu/llvm/utils/TableGen/CodeGenIntrinsics.h deleted file mode 100644 index 9487a79c143..00000000000 --- a/gnu/llvm/utils/TableGen/CodeGenIntrinsics.h +++ /dev/null @@ -1,173 +0,0 @@ -//===- CodeGenIntrinsic.h - Intrinsic Class Wrapper ------------*- C++ -*--===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines a wrapper class for the 'Intrinsic' TableGen class. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_UTILS_TABLEGEN_CODEGENINTRINSICS_H -#define LLVM_UTILS_TABLEGEN_CODEGENINTRINSICS_H - -#include "SDNodeProperties.h" -#include "llvm/Support/MachineValueType.h" -#include <string> -#include <vector> - -namespace llvm { -class Record; -class RecordKeeper; -class CodeGenTarget; - -struct CodeGenIntrinsic { - Record *TheDef; // The actual record defining this intrinsic. - std::string Name; // The name of the LLVM function "llvm.bswap.i32" - std::string EnumName; // The name of the enum "bswap_i32" - std::string GCCBuiltinName; // Name of the corresponding GCC builtin, or "". - std::string MSBuiltinName; // Name of the corresponding MS builtin, or "". - std::string TargetPrefix; // Target prefix, e.g. "ppc" for t-s intrinsics. - - /// This structure holds the return values and parameter values of an - /// intrinsic. If the number of return values is > 1, then the intrinsic - /// implicitly returns a first-class aggregate. The numbering of the types - /// starts at 0 with the first return value and continues from there through - /// the parameter list. This is useful for "matching" types. - struct IntrinsicSignature { - /// The MVT::SimpleValueType for each return type. Note that this list is - /// only populated when in the context of a target .td file. When building - /// Intrinsics.td, this isn't available, because we don't know the target - /// pointer size. - std::vector<MVT::SimpleValueType> RetVTs; - - /// The records for each return type. - std::vector<Record *> RetTypeDefs; - - /// The MVT::SimpleValueType for each parameter type. Note that this list is - /// only populated when in the context of a target .td file. When building - /// Intrinsics.td, this isn't available, because we don't know the target - /// pointer size. - std::vector<MVT::SimpleValueType> ParamVTs; - - /// The records for each parameter type. - std::vector<Record *> ParamTypeDefs; - }; - - IntrinsicSignature IS; - - /// Bit flags describing the type (ref/mod) and location of memory - /// accesses that may be performed by the intrinsics. Analogous to - /// \c FunctionModRefBehaviour. - enum ModRefBits { - /// The intrinsic may access memory that is otherwise inaccessible via - /// LLVM IR. - MR_InaccessibleMem = 1, - - /// The intrinsic may access memory through pointer arguments. - /// LLVM IR. - MR_ArgMem = 2, - - /// The intrinsic may access memory anywhere, i.e. it is not restricted - /// to access through pointer arguments. - MR_Anywhere = 4 | MR_ArgMem | MR_InaccessibleMem, - - /// The intrinsic may read memory. - MR_Ref = 8, - - /// The intrinsic may write memory. - MR_Mod = 16, - - /// The intrinsic may both read and write memory. - MR_ModRef = MR_Ref | MR_Mod, - }; - - /// Memory mod/ref behavior of this intrinsic, corresponding to intrinsic - /// properties (IntrReadMem, IntrArgMemOnly, etc.). - enum ModRefBehavior { - NoMem = 0, - ReadArgMem = MR_Ref | MR_ArgMem, - ReadInaccessibleMem = MR_Ref | MR_InaccessibleMem, - ReadInaccessibleMemOrArgMem = MR_Ref | MR_ArgMem | MR_InaccessibleMem, - ReadMem = MR_Ref | MR_Anywhere, - WriteArgMem = MR_Mod | MR_ArgMem, - WriteInaccessibleMem = MR_Mod | MR_InaccessibleMem, - WriteInaccessibleMemOrArgMem = MR_Mod | MR_ArgMem | MR_InaccessibleMem, - WriteMem = MR_Mod | MR_Anywhere, - ReadWriteArgMem = MR_ModRef | MR_ArgMem, - ReadWriteInaccessibleMem = MR_ModRef | MR_InaccessibleMem, - ReadWriteInaccessibleMemOrArgMem = MR_ModRef | MR_ArgMem | - MR_InaccessibleMem, - ReadWriteMem = MR_ModRef | MR_Anywhere, - }; - ModRefBehavior ModRef; - - /// SDPatternOperator Properties applied to the intrinsic. - unsigned Properties; - - /// This is set to true if the intrinsic is overloaded by its argument - /// types. - bool isOverloaded; - - /// True if the intrinsic is commutative. - bool isCommutative; - - /// True if the intrinsic can throw. - bool canThrow; - - /// True if the intrinsic is marked as noduplicate. - bool isNoDuplicate; - - /// True if the intrinsic is no-return. - bool isNoReturn; - - /// True if the intrinsic is cold. - bool isCold; - - /// True if the intrinsic is marked as convergent. - bool isConvergent; - - /// True if the intrinsic has side effects that aren't captured by any - /// of the other flags. - bool hasSideEffects; - - // True if the intrinsic is marked as speculatable. - bool isSpeculatable; - - enum ArgAttribute { NoCapture, Returned, ReadOnly, WriteOnly, ReadNone }; - std::vector<std::pair<unsigned, ArgAttribute>> ArgumentAttributes; - - bool hasProperty(enum SDNP Prop) const { - return Properties & (1 << Prop); - } - - CodeGenIntrinsic(Record *R); -}; - -class CodeGenIntrinsicTable { - std::vector<CodeGenIntrinsic> Intrinsics; - -public: - struct TargetSet { - std::string Name; - size_t Offset; - size_t Count; - }; - std::vector<TargetSet> Targets; - - explicit CodeGenIntrinsicTable(const RecordKeeper &RC, bool TargetOnly); - CodeGenIntrinsicTable() = default; - - bool empty() const { return Intrinsics.empty(); } - size_t size() const { return Intrinsics.size(); } - CodeGenIntrinsic &operator[](size_t Pos) { return Intrinsics[Pos]; } - const CodeGenIntrinsic &operator[](size_t Pos) const { - return Intrinsics[Pos]; - } -}; -} - -#endif |
