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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
//////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE
//
// The JIT/EE interface is versioned. By "interface", we mean mean any and all communication between the
// JIT and the EE. Any time a change is made to the interface, the JIT/EE interface version identifier
// must be updated. See code:JITEEVersionIdentifier for more information.
//
// NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE
//
//////////////////////////////////////////////////////////////////////////////////////////////////////////
#ifndef _COR_JIT_FLAGS_H_
#define _COR_JIT_FLAGS_H_
#include "corinfoinstructionset.h"
class CORJIT_FLAGS
{
public:
enum CorJitFlag
{
CORJIT_FLAG_CALL_GETJITFLAGS = 0xffffffff, // Indicates that the JIT should retrieve flags in the form of a
// pointer to a CORJIT_FLAGS value via ICorJitInfo::getJitFlags().
CORJIT_FLAG_SPEED_OPT = 0,
CORJIT_FLAG_SIZE_OPT = 1,
CORJIT_FLAG_DEBUG_CODE = 2, // generate "debuggable" code (no code-mangling optimizations)
CORJIT_FLAG_DEBUG_EnC = 3, // We are in Edit-n-Continue mode
CORJIT_FLAG_DEBUG_INFO = 4, // generate line and local-var info
CORJIT_FLAG_MIN_OPT = 5, // disable all jit optimizations (not necesarily debuggable code)
CORJIT_FLAG_UNUSED1 = 6,
CORJIT_FLAG_MCJIT_BACKGROUND = 7, // Calling from multicore JIT background thread, do not call JitComplete
#if defined(TARGET_X86)
CORJIT_FLAG_PINVOKE_RESTORE_ESP = 8, // Restore ESP after returning from inlined PInvoke
CORJIT_FLAG_TARGET_P4 = 9,
CORJIT_FLAG_USE_FCOMI = 10, // Generated code may use fcomi(p) instruction
CORJIT_FLAG_USE_CMOV = 11, // Generated code may use cmov instruction
#else // !defined(TARGET_X86)
CORJIT_FLAG_UNUSED2 = 8,
CORJIT_FLAG_UNUSED3 = 9,
CORJIT_FLAG_UNUSED4 = 10,
CORJIT_FLAG_UNUSED5 = 11,
CORJIT_FLAG_UNUSED6 = 12,
#endif // !defined(TARGET_X86)
CORJIT_FLAG_OSR = 13, // Generate alternate method for On Stack Replacement
CORJIT_FLAG_ALT_JIT = 14, // JIT should consider itself an ALT_JIT
CORJIT_FLAG_UNUSED8 = 15,
CORJIT_FLAG_UNUSED9 = 16,
#if defined(TARGET_X86) || defined(TARGET_AMD64) || defined(TARGET_ARM64)
CORJIT_FLAG_FEATURE_SIMD = 17,
#else
CORJIT_FLAG_UNUSED10 = 17,
#endif // !(defined(TARGET_X86) || defined(TARGET_AMD64) || defined(TARGET_ARM64))
CORJIT_FLAG_MAKEFINALCODE = 18, // Use the final code generator, i.e., not the interpreter.
CORJIT_FLAG_READYTORUN = 19, // Use version-resilient code generation
CORJIT_FLAG_PROF_ENTERLEAVE = 20, // Instrument prologues/epilogues
CORJIT_FLAG_UNUSED11 = 21,
CORJIT_FLAG_PROF_NO_PINVOKE_INLINE = 22, // Disables PInvoke inlining
CORJIT_FLAG_SKIP_VERIFICATION = 23, // (lazy) skip verification - determined without doing a full resolve. See comment below
CORJIT_FLAG_PREJIT = 24, // jit or prejit is the execution engine.
CORJIT_FLAG_RELOC = 25, // Generate relocatable code
CORJIT_FLAG_IMPORT_ONLY = 26, // Only import the function
CORJIT_FLAG_IL_STUB = 27, // method is an IL stub
CORJIT_FLAG_PROCSPLIT = 28, // JIT should separate code into hot and cold sections
CORJIT_FLAG_BBINSTR = 29, // Collect basic block profile information
CORJIT_FLAG_BBOPT = 30, // Optimize method based on profile information
CORJIT_FLAG_FRAMED = 31, // All methods have an EBP frame
CORJIT_FLAG_UNUSED12 = 32,
CORJIT_FLAG_PUBLISH_SECRET_PARAM = 33, // JIT must place stub secret param into local 0. (used by IL stubs)
CORJIT_FLAG_UNUSED13 = 34,
CORJIT_FLAG_SAMPLING_JIT_BACKGROUND = 35, // JIT is being invoked as a result of stack sampling for hot methods in the background
CORJIT_FLAG_USE_PINVOKE_HELPERS = 36, // The JIT should use the PINVOKE_{BEGIN,END} helpers instead of emitting inline transitions
CORJIT_FLAG_REVERSE_PINVOKE = 37, // The JIT should insert REVERSE_PINVOKE_{ENTER,EXIT} helpers into method prolog/epilog
CORJIT_FLAG_TRACK_TRANSITIONS = 38, // The JIT should insert the REVERSE_PINVOKE helper variants that track transitions.
CORJIT_FLAG_TIER0 = 39, // This is the initial tier for tiered compilation which should generate code as quickly as possible
CORJIT_FLAG_TIER1 = 40, // This is the final tier (for now) for tiered compilation which should generate high quality code
#if defined(TARGET_ARM)
CORJIT_FLAG_RELATIVE_CODE_RELOCS = 41, // JIT should generate PC-relative address computations instead of EE relocation records
#else // !defined(TARGET_ARM)
CORJIT_FLAG_UNUSED15 = 41,
#endif // !defined(TARGET_ARM)
CORJIT_FLAG_NO_INLINING = 42, // JIT should not inline any called method into this method
#if defined(TARGET_ARM)
CORJIT_FLAG_SOFTFP_ABI = 43, // JIT should generate PC-relative address computations instead of EE relocation records
#else // !defined(TARGET_ARM)
CORJIT_FLAG_UNUSED16 = 43,
#endif // !defined(TARGET_ARM)
CORJIT_FLAG_UNUSED17 = 44,
CORJIT_FLAG_UNUSED18 = 45,
CORJIT_FLAG_UNUSED19 = 46,
CORJIT_FLAG_UNUSED20 = 47,
CORJIT_FLAG_UNUSED21 = 48,
CORJIT_FLAG_UNUSED22 = 49,
CORJIT_FLAG_UNUSED23 = 50,
CORJIT_FLAG_UNUSED24 = 51,
CORJIT_FLAG_UNUSED25 = 52,
CORJIT_FLAG_UNUSED26 = 53,
CORJIT_FLAG_UNUSED27 = 54,
CORJIT_FLAG_UNUSED28 = 55,
CORJIT_FLAG_UNUSED29 = 56,
CORJIT_FLAG_UNUSED30 = 57,
CORJIT_FLAG_UNUSED31 = 58,
CORJIT_FLAG_UNUSED32 = 59,
CORJIT_FLAG_UNUSED33 = 60,
CORJIT_FLAG_UNUSED34 = 61,
CORJIT_FLAG_UNUSED35 = 62,
CORJIT_FLAG_UNUSED36 = 63
};
CORJIT_FLAGS()
: corJitFlags(0)
{
// empty
}
// Convenience constructor to set exactly one flag.
CORJIT_FLAGS(CorJitFlag flag)
: corJitFlags(0)
{
Set(flag);
}
CORJIT_FLAGS(const CORJIT_FLAGS& other)
{
corJitFlags = other.corJitFlags;
instructionSetFlags = other.instructionSetFlags;
}
void Reset()
{
corJitFlags = 0;
instructionSetFlags.Reset();
}
void Set(CORINFO_InstructionSet instructionSet)
{
instructionSetFlags.AddInstructionSet(instructionSet);
}
bool IsSet(CORINFO_InstructionSet instructionSet) const
{
return instructionSetFlags.HasInstructionSet(instructionSet);
}
void Clear(CORINFO_InstructionSet instructionSet)
{
instructionSetFlags.RemoveInstructionSet(instructionSet);
}
void Set64BitInstructionSetVariants()
{
instructionSetFlags.Set64BitInstructionSetVariants();
}
void Set(CorJitFlag flag)
{
corJitFlags |= 1ULL << (uint64_t)flag;
}
void Clear(CorJitFlag flag)
{
corJitFlags &= ~(1ULL << (uint64_t)flag);
}
bool IsSet(CorJitFlag flag) const
{
return (corJitFlags & (1ULL << (uint64_t)flag)) != 0;
}
void Add(const CORJIT_FLAGS& other)
{
corJitFlags |= other.corJitFlags;
instructionSetFlags.Add(other.instructionSetFlags);
}
bool IsEmpty() const
{
return corJitFlags == 0 && instructionSetFlags.IsEmpty();
}
void EnsureValidInstructionSetSupport()
{
instructionSetFlags = EnsureInstructionSetFlagsAreValid(instructionSetFlags);
}
// DO NOT USE THIS FUNCTION! (except in very restricted special cases)
uint64_t GetFlagsRaw()
{
return corJitFlags;
}
// DO NOT USE THIS FUNCTION! (except in very restricted special cases)
uint64_t GetInstructionSetFlagsRaw()
{
return instructionSetFlags.GetFlagsRaw();
}
private:
uint64_t corJitFlags;
CORINFO_InstructionSetFlags instructionSetFlags;
};
#endif // _COR_JIT_FLAGS_H_
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