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Introduce the debug info flag that indicates that a parameter has unchanged value throughout a function. This info will be used to emit the expressions with DW_OP_entry_value. ([4/13] Introduce the debug entry values.) Co-authored-by: Ananth Sowda <asowda@cisco.com> Co-authored-by: Nikola Prica <nikola.prica@rt-rk.com> Co-authored-by: Ivan Baev <ibaev@cisco.com> Differential Revision: https://reviews.llvm.org/D58034 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@364406 91177308-0d34-0410-b5e6-96231b3b80d8
101 lines
3.5 KiB
C++
101 lines
3.5 KiB
C++
//===- llvm/IR/DebugInfoFlags.def - Debug info flag definitions -*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Macros for running through debug info flags.
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//
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//===----------------------------------------------------------------------===//
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#if !(defined HANDLE_DI_FLAG || defined HANDLE_DISP_FLAG)
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#error "Missing macro definition of HANDLE_DI*"
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#endif
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#ifndef HANDLE_DI_FLAG
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#define HANDLE_DI_FLAG(ID, NAME)
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#endif
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#ifndef HANDLE_DISP_FLAG
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#define HANDLE_DISP_FLAG(ID, NAME)
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#endif
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// General flags kept in DINode.
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HANDLE_DI_FLAG(0, Zero) // Use it as zero value.
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// For example: void foo(DIFlags Flags = FlagZero).
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HANDLE_DI_FLAG(1, Private)
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HANDLE_DI_FLAG(2, Protected)
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HANDLE_DI_FLAG(3, Public)
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HANDLE_DI_FLAG((1 << 2), FwdDecl)
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HANDLE_DI_FLAG((1 << 3), AppleBlock)
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HANDLE_DI_FLAG((1 << 4), BlockByrefStruct)
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HANDLE_DI_FLAG((1 << 5), Virtual)
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HANDLE_DI_FLAG((1 << 6), Artificial)
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HANDLE_DI_FLAG((1 << 7), Explicit)
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HANDLE_DI_FLAG((1 << 8), Prototyped)
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HANDLE_DI_FLAG((1 << 9), ObjcClassComplete)
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HANDLE_DI_FLAG((1 << 10), ObjectPointer)
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HANDLE_DI_FLAG((1 << 11), Vector)
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HANDLE_DI_FLAG((1 << 12), StaticMember)
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HANDLE_DI_FLAG((1 << 13), LValueReference)
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HANDLE_DI_FLAG((1 << 14), RValueReference)
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// 15 was formerly ExternalTypeRef, but this was never used.
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HANDLE_DI_FLAG((1 << 15), Reserved)
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HANDLE_DI_FLAG((1 << 16), SingleInheritance)
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HANDLE_DI_FLAG((2 << 16), MultipleInheritance)
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HANDLE_DI_FLAG((3 << 16), VirtualInheritance)
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HANDLE_DI_FLAG((1 << 18), IntroducedVirtual)
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HANDLE_DI_FLAG((1 << 19), BitField)
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HANDLE_DI_FLAG((1 << 20), NoReturn)
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HANDLE_DI_FLAG((1 << 21), ArgumentNotModified)
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HANDLE_DI_FLAG((1 << 22), TypePassByValue)
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HANDLE_DI_FLAG((1 << 23), TypePassByReference)
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HANDLE_DI_FLAG((1 << 24), EnumClass)
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HANDLE_DI_FLAG((1 << 25), Thunk)
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HANDLE_DI_FLAG((1 << 26), NonTrivial)
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HANDLE_DI_FLAG((1 << 27), BigEndian)
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HANDLE_DI_FLAG((1 << 28), LittleEndian)
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HANDLE_DI_FLAG((1 << 29), AllCallsDescribed)
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// To avoid needing a dedicated value for IndirectVirtualBase, we use
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// the bitwise or of Virtual and FwdDecl, which does not otherwise
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// make sense for inheritance.
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HANDLE_DI_FLAG((1 << 2) | (1 << 5), IndirectVirtualBase)
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#ifdef DI_FLAG_LARGEST_NEEDED
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// intended to be used with ADT/BitmaskEnum.h
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// NOTE: always must be equal to largest flag, check this when adding new flag
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HANDLE_DI_FLAG((1 << 29), Largest)
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#undef DI_FLAG_LARGEST_NEEDED
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#endif
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// Subprogram-specific flags kept in DISubprogram.
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// Use this as a zero/initialization value.
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// For example: void foo(DISPFlags Flags = SPFlagZero).
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HANDLE_DISP_FLAG(0, Zero)
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// Virtuality is a two-bit enum field in the LSB of the word.
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// Values should match DW_VIRTUALITY_*.
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HANDLE_DISP_FLAG(1u, Virtual)
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HANDLE_DISP_FLAG(2u, PureVirtual)
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HANDLE_DISP_FLAG((1u << 2), LocalToUnit)
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HANDLE_DISP_FLAG((1u << 3), Definition)
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HANDLE_DISP_FLAG((1u << 4), Optimized)
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HANDLE_DISP_FLAG((1u << 5), Pure)
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HANDLE_DISP_FLAG((1u << 6), Elemental)
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HANDLE_DISP_FLAG((1u << 7), Recursive)
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HANDLE_DISP_FLAG((1u << 8), MainSubprogram)
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#ifdef DISP_FLAG_LARGEST_NEEDED
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// Intended to be used with ADT/BitmaskEnum.h.
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// NOTE: Always must be equal to largest flag, check this when adding new flags.
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HANDLE_DISP_FLAG((1 << 8), Largest)
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#undef DISP_FLAG_LARGEST_NEEDED
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#endif
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#undef HANDLE_DI_FLAG
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#undef HANDLE_DISP_FLAG
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