OrcABISupport.h Source File (original) (raw)

17#ifndef LLVM_EXECUTIONENGINE_ORC_ORCABISUPPORT_H

18#define LLVM_EXECUTIONENGINE_ORC_ORCABISUPPORT_H

25#include

27namespace llvm {

28namespace orc {

36template

40 (RoundToMultipleOf == 0 || (RoundToMultipleOf % ORCABI::StubSize == 0)) &&

41 "RoundToMultipleOf is not a multiple of stub size");

42 uint64_t StubBytes = MinStubs * ORCABI::StubSize;

43 if (RoundToMultipleOf)

44 StubBytes = alignTo(StubBytes, RoundToMultipleOf);

45 unsigned NumStubs = StubBytes / ORCABI::StubSize;

46 uint64_t PointerBytes = NumStubs * ORCABI::PointerSize;

47 return {StubBytes, PointerBytes, NumStubs};

48}

57public:

58 static constexpr unsigned PointerSize = sizeof(uintptr_t);

60 static constexpr unsigned StubSize = 1;

68 llvm_unreachable("writeResolverCode is not supported by the generic host "

69 "support class");

70 }

75 unsigned NumTrampolines) {

76 llvm_unreachable("writeTrampolines is not supported by the generic host "

77 "support class");

78 }

83 unsigned NumStubs) {

85 "writeIndirectStubsBlock is not supported by the generic host "

86 "support class");

87 }

88};

91public:

94 static constexpr unsigned StubSize = 8;

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116 ExecutorAddr ResolverAddr, unsigned NumTrampolines);

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123 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

124 ExecutorAddr PointersBlockTargetAddress, unsigned MinStubs);

125};

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143 ExecutorAddr ResolverAddr, unsigned NumTrampolines);

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150 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

151 ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs);

152};

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223 ExecutorAddr ResolverAddr, unsigned NumTrampolines);

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230 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

231 ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs);

232};

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251 ExecutorAddr ResolverAddr, unsigned NumTrampolines);

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270 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

271 ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs);

272};

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275public:

281 ReentryFnAddr, ReentryCtxAddr, false);

282 }

283};

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292 ReentryFnAddr, ReentryCtxAddr, true);

293 }

294};

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325 ExecutorAddr ResolverFnAddr, unsigned NumTrampolines);

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331 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

332 ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs);

333};

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364 ExecutorAddr ResolverFnAddr, unsigned NumTrampolines);

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370 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

371 ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs);

372};

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403 ExecutorAddr ResolverFnAddr, unsigned NumTrampolines);

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410 char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress,

411 ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs);

412};

413

414}

415}

416

417#endif

assert(UImm &&(UImm !=~static_cast< T >(0)) &&"Invalid immediate!")

static std::optional< bool > isBigEndian(const SmallDenseMap< int64_t, int64_t, 8 > &MemOffset2Idx, int64_t LowestIdx)

Given a map from byte offsets in memory to indices in a load/store, determine if that map corresponds...

Represents an address in the executor process.

Definition OrcABISupport.h:90

static constexpr unsigned PointerSize

Definition OrcABISupport.h:92

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:95

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:96

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr RentryCtxAddr)

Write the resolver code into the given memory.

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:93

static constexpr unsigned StubSize

Definition OrcABISupport.h:94

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned MinStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

Generic ORC ABI support.

Definition OrcABISupport.h:56

static void writeResolverCode(char *ResolveWorkingMem, ExecutorAddr ResolverTargetAddr, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Definition OrcABISupport.h:64

static constexpr unsigned StubSize

Definition OrcABISupport.h:60

static constexpr unsigned PointerSize

Definition OrcABISupport.h:58

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:61

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:62

static void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Definition OrcABISupport.h:80

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:59

static void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddr, ExecutorAddr ResolverAddr, unsigned NumTrampolines)

Definition OrcABISupport.h:72

I386 support.

Definition OrcABISupport.h:197

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Write the resolver code into the given memory.

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

static constexpr unsigned PointerSize

Definition OrcABISupport.h:199

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:203

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:202

static constexpr unsigned StubSize

Definition OrcABISupport.h:201

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:200

Definition OrcABISupport.h:377

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:383

static constexpr unsigned StubSize

Definition OrcABISupport.h:381

static constexpr unsigned PointerSize

Definition OrcABISupport.h:379

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:380

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Write the resolver code into the given memory.

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverFnAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:382

Definition OrcABISupport.h:285

static void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Definition OrcABISupport.h:287

Definition OrcABISupport.h:274

static void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Definition OrcABISupport.h:276

Definition OrcABISupport.h:237

static constexpr unsigned StubSize

Definition OrcABISupport.h:241

static LLVM_ABI void writeResolverCode(char *ResolverBlockWorkingMem, ExecutorAddr ResolverBlockTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr, bool isBigEndian)

Write the resolver code into the given memory.

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:242

static constexpr unsigned PointerSize

Definition OrcABISupport.h:239

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:240

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:243

Definition OrcABISupport.h:299

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:304

static constexpr unsigned PointerSize

Definition OrcABISupport.h:301

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:305

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverFnAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static constexpr unsigned StubSize

Definition OrcABISupport.h:303

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Write the resolver code into the given memory.

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:302

Definition OrcABISupport.h:338

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:343

static constexpr unsigned StubSize

Definition OrcABISupport.h:342

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:341

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:344

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverFnAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static constexpr unsigned PointerSize

Definition OrcABISupport.h:340

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Write the resolver code into the given memory.

X86_64 code that's common to all ABIs.

Definition OrcABISupport.h:130

static constexpr unsigned PointerSize

Definition OrcABISupport.h:132

static constexpr unsigned StubSize

Definition OrcABISupport.h:134

static LLVM_ABI void writeIndirectStubsBlock(char *StubsBlockWorkingMem, ExecutorAddr StubsBlockTargetAddress, ExecutorAddr PointersBlockTargetAddress, unsigned NumStubs)

Write NumStubs indirect stubs to working memory at StubsBlockWorkingMem.

static LLVM_ABI void writeTrampolines(char *TrampolineBlockWorkingMem, ExecutorAddr TrampolineBlockTargetAddress, ExecutorAddr ResolverAddr, unsigned NumTrampolines)

Write the requested number of trampolines into the given memory, which must be big enough to hold 1 p...

static constexpr unsigned StubToPointerMaxDisplacement

Definition OrcABISupport.h:135

static constexpr unsigned TrampolineSize

Definition OrcABISupport.h:133

X86_64 support for SysV ABI (Linux, MacOSX).

Definition OrcABISupport.h:157

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:159

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Write the resolver code into the given memory.

X86_64 support for Win32.

Definition OrcABISupport.h:177

static constexpr unsigned ResolverCodeSize

Definition OrcABISupport.h:179

static LLVM_ABI void writeResolverCode(char *ResolverWorkingMem, ExecutorAddr ResolverTargetAddress, ExecutorAddr ReentryFnAddr, ExecutorAddr ReentryCtxAddr)

Write the resolver code into the given memory.

#define llvm_unreachable(msg)

Marks that the current location is not supposed to be reachable.

IndirectStubsAllocationSizes getIndirectStubsBlockSizes(unsigned MinStubs, unsigned RoundToMultipleOf=0)

Definition OrcABISupport.h:38

This is an optimization pass for GlobalISel generic memory operations.

uint64_t alignTo(uint64_t Size, Align A)

Returns a multiple of A needed to store Size bytes.

Definition OrcABISupport.h:30

unsigned NumStubs

Definition OrcABISupport.h:33

uint64_t PointerBytes

Definition OrcABISupport.h:32

uint64_t StubBytes

Definition OrcABISupport.h:31