26 if (!
F || !
F->getValueType() || !
F->getValueType()->isFunctionTy())
27 return EHPersonality::Unknown;
29 .
Case(
"__gnat_eh_personality", EHPersonality::GNU_Ada)
30 .
Case(
"__gxx_personality_v0", EHPersonality::GNU_CXX)
31 .
Case(
"__gxx_personality_seh0", EHPersonality::GNU_CXX)
32 .
Case(
"__gxx_personality_sj0", EHPersonality::GNU_CXX_SjLj)
33 .
Case(
"__gcc_personality_v0", EHPersonality::GNU_C)
34 .
Case(
"__gcc_personality_seh0", EHPersonality::GNU_C)
35 .
Case(
"__gcc_personality_sj0", EHPersonality::GNU_C_SjLj)
36 .
Case(
"__objc_personality_v0", EHPersonality::GNU_ObjC)
37 .
Case(
"_except_handler3", EHPersonality::MSVC_X86SEH)
38 .
Case(
"_except_handler4", EHPersonality::MSVC_X86SEH)
39 .
Case(
"__C_specific_handler", EHPersonality::MSVC_TableSEH)
40 .
Case(
"__CxxFrameHandler3", EHPersonality::MSVC_CXX)
41 .
Case(
"ProcessCLRException", EHPersonality::CoreCLR)
42 .
Case(
"rust_eh_personality", EHPersonality::Rust)
43 .
Case(
"__gxx_wasm_personality_v0", EHPersonality::Wasm_CXX)
44 .
Case(
"__xlcxx_personality_v1", EHPersonality::XL_CXX)
45 .
Case(
"__zos_cxx_personality_v2", EHPersonality::ZOS_CXX)
46 .
Default(EHPersonality::Unknown);
51 case EHPersonality::GNU_Ada:
52 return "__gnat_eh_personality";
53 case EHPersonality::GNU_CXX:
54 return "__gxx_personality_v0";
55 case EHPersonality::GNU_CXX_SjLj:
56 return "__gxx_personality_sj0";
57 case EHPersonality::GNU_C:
58 return "__gcc_personality_v0";
59 case EHPersonality::GNU_C_SjLj:
60 return "__gcc_personality_sj0";
61 case EHPersonality::GNU_ObjC:
62 return "__objc_personality_v0";
63 case EHPersonality::MSVC_X86SEH:
64 return "_except_handler3";
65 case EHPersonality::MSVC_TableSEH:
66 return "__C_specific_handler";
67 case EHPersonality::MSVC_CXX:
68 return "__CxxFrameHandler3";
69 case EHPersonality::CoreCLR:
70 return "ProcessCLRException";
71 case EHPersonality::Rust:
72 return "rust_eh_personality";
73 case EHPersonality::Wasm_CXX:
74 return "__gxx_wasm_personality_v0";
75 case EHPersonality::XL_CXX:
76 return "__xlcxx_personality_v1";
77 case EHPersonality::ZOS_CXX:
78 return "__zos_cxx_personality_v2";
79 case EHPersonality::Unknown:
88 return EHPersonality::GNU_CXX;
90 return EHPersonality::GNU_C;
101 bool EHa = M->getModuleFlag(
"eh-asynch");
121 dbgs() <<
"\nColoring funclets for " <<
F.getName() <<
"\n");
123 Worklist.
push_back({EntryBlock, EntryBlock});
125 while (!Worklist.
empty()) {
130 dbgs() <<
"Visiting " << Visiting->
getName() <<
", "
131 << Color->getName() <<
"\n");
145 dbgs() <<
" Assigned color \'" << Color->getName()
146 <<
"\' to block \'" << Visiting->
getName()
151 if (
auto *CatchRet = dyn_cast<CatchReturnInst>(Terminator)) {
152 Value *ParentPad = CatchRet->getCatchSwitchParentPad();
153 if (isa<ConstantTokenNone>(ParentPad))
154 SuccColor = EntryBlock;
156 SuccColor = cast<Instruction>(ParentPad)->
getParent();
This file contains the declarations for the subclasses of Constant, which represent the different fla...
#define DEBUG_WITH_TYPE(TYPE, X)
DEBUG_WITH_TYPE macro - This macro should be used by passes to emit debug information.
This file provides various utilities for inspecting and working with the control flow graph in LLVM I...
Module.h This file contains the declarations for the Module class.
This file implements the StringSwitch template, which mimics a switch() statement whose cases are str...
LLVM Basic Block Representation.
const Instruction * getFirstNonPHI() const
Returns a pointer to the first instruction in this block that is not a PHINode instruction.
const Function * getParent() const
Return the enclosing method, or null if none.
const Instruction * getTerminator() const LLVM_READONLY
Returns the terminator instruction if the block is well formed or null if the block is not well forme...
bool isEHPad() const
Return true if the instruction is a variety of EH-block.
A Module instance is used to store all the information related to an LLVM module.
void push_back(const T &Elt)
This is a 'vector' (really, a variable-sized array), optimized for the case when the array is small.
StringRef - Represent a constant reference to a string, i.e.
A switch()-like statement whose cases are string literals.
StringSwitch & Case(StringLiteral S, T Value)
TinyPtrVector - This class is specialized for cases where there are normally 0 or 1 element in a vect...
void push_back(EltTy NewVal)
Triple - Helper class for working with autoconf configuration names.
LLVM Value Representation.
const Value * stripPointerCasts() const
Strip off pointer casts, all-zero GEPs and address space casts.
StringRef getName() const
Return a constant reference to the value's name.
#define llvm_unreachable(msg)
Marks that the current location is not supposed to be reachable.
This is an optimization pass for GlobalISel generic memory operations.
StringRef getEHPersonalityName(EHPersonality Pers)
auto successors(const MachineBasicBlock *BB)
DenseMap< BasicBlock *, ColorVector > colorEHFunclets(Function &F)
If an EH funclet personality is in use (see isFuncletEHPersonality), this will recompute which blocks...
bool canSimplifyInvokeNoUnwind(const Function *F)
raw_ostream & dbgs()
dbgs() - This returns a reference to a raw_ostream for debugging messages.
EHPersonality classifyEHPersonality(const Value *Pers)
See if the given exception handling personality function is one that we understand.
bool isAsynchronousEHPersonality(EHPersonality Pers)
Returns true if this personality function catches asynchronous exceptions.
bool is_contained(R &&Range, const E &Element)
Returns true if Element is found in Range.
EHPersonality getDefaultEHPersonality(const Triple &T)