X86Tables: Move x87 tables to be constexpr

This commit is contained in:
Ryan Houdek committed 2025-08-27 12:24:25 -07:00
1 parent 1a2b2f8870
commit 80cacc462e
13 files changed
+567 -586

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@@ -11,14 +11,7 @@
#include <FEXCore/Core/Thunks.h>
#include "FEXCore/Debug/InternalThreadState.h"
#include <string.h>
#include <utility>
namespace FEXCore::Context {
void InitializeStaticTables(OperatingMode Mode) {
IR::InstallOpcodeHandlers(Mode);
}
fextl::unique_ptr<FEXCore::Context::Context> FEXCore::Context::Context::CreateNewContext(const FEXCore::HostFeatures& Features) {
return fextl::make_unique<FEXCore::Context::ContextImpl>(Features);
}
+10 -2
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@@ -71,7 +71,15 @@ Decoder::Decoder(FEXCore::Core::InternalThreadState* Thread)
: Thread {Thread}
, CTX {static_cast<FEXCore::Context::ContextImpl*>(Thread->CTX)}
, OSABI {CTX->SyscallHandler ? CTX->SyscallHandler->GetOSABI() : FEXCore::HLE::SyscallOSABI::OS_UNKNOWN}
, PoolObject {CTX->FrontendAllocator, sizeof(FEXCore::X86Tables::DecodedInst) * DefaultDecodedBufferSize} {}
, PoolObject {CTX->FrontendAllocator, sizeof(FEXCore::X86Tables::DecodedInst) * DefaultDecodedBufferSize} {
FEX_CONFIG_OPT(ReducedPrecision, X87REDUCEDPRECISION);
if (ReducedPrecision) {
X87Table = &FEXCore::X86Tables::X87F64Ops;
} else {
X87Table = &FEXCore::X86Tables::X87F80Ops;
}
}
bool Decoder::CheckRangeExecutable(uint64_t Address, uint64_t Size) {
// Treat FEX-internal X86 callbacks as always executable
@@ -714,7 +722,7 @@ bool Decoder::NormalOpHeader(const FEXCore::X86Tables::X86InstInfo* Info, uint16
DecodeInst->DecodedModRM = true;
uint16_t X87Op = ((Op - 0xD8) << 8) | ModRMByte;
return NormalOp(&X87Ops[X87Op], X87Op);
return NormalOp(&(*X87Table)[X87Op], X87Op);
} else if (Info->Type == FEXCore::X86Tables::TYPE_VEX_TABLE_PREFIX) {
uint16_t map_select = 1;
uint16_t pp = 0;
+2
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@@ -150,6 +150,8 @@ private:
&FEXCore::Frontend::Decoder::DecodeModRM_16,
};
const std::array<X86Tables::X86InstInfo, X86Tables::MAX_X87_TABLE_SIZE>* X87Table;
const uint8_t* AdjustAddrForSpecialRegion(const uint8_t* _InstStream, uint64_t EntryPoint, uint64_t RIP);
};
} // namespace FEXCore::Frontend
@@ -5381,558 +5381,4 @@ void OpDispatchBuilder::InstallHostSpecificOpcodeHandlers() {
Initialized = true;
}
void InstallOpcodeHandlers(Context::OperatingMode Mode) {
// Top bit indicating if it needs to be repeated with {0x40, 0x80} or'd in
// All OPDReg versions need it
#define OPDReg(op, reg) ((1 << 15) | ((op - 0xD8) << 8) | (reg << 3))
#define OPD(op, modrmop) (((op - 0xD8) << 8) | modrmop)
constexpr static DispatchTableEntry X87F64OpTable[] = {
{OPDReg(0xD8, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xD0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xD8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD9, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64, OpSize::i32Bit>},
// 1 = Invalid
{OPDReg(0xD9, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 4) | 0x00, 8, &OpDispatchBuilder::X87LDENVF64},
{OPDReg(0xD9, 5) | 0x00, 8, &OpDispatchBuilder::X87FLDCWF64},
{OPDReg(0xD9, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSTENV},
{OPDReg(0xD9, 7) | 0x00, 8, &OpDispatchBuilder::X87FSTCW},
{OPD(0xD9, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDFromStack>},
{OPD(0xD9, 0xC8), 8, &OpDispatchBuilder::FXCH},
{OPD(0xD9, 0xD0), 1, &OpDispatchBuilder::NOPOp}, // FNOP
// D1 = Invalid
// D8 = Invalid
{OPD(0xD9, 0xE0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKCHANGESIGN, false>},
{OPD(0xD9, 0xE1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKABS, false>},
// E2 = Invalid
{OPD(0xD9, 0xE4), 1, &OpDispatchBuilder::FTSTF64},
{OPD(0xD9, 0xE5), 1, &OpDispatchBuilder::X87FXAM},
// E6 = Invalid
{OPD(0xD9, 0xE8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FF0000000000000>}, // 1.0
{OPD(0xD9, 0xE9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x400A934F0979A372>}, // log2l(10)
{OPD(0xD9, 0xEA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FF71547652B82FE>}, // log2l(e)
{OPD(0xD9, 0xEB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x400921FB54442D18>}, // pi
{OPD(0xD9, 0xEC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FD34413509F79FF>}, // log10l(2)
{OPD(0xD9, 0xED), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FE62E42FEFA39EF>}, // log(2)
{OPD(0xD9, 0xEE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0>}, // 0.0
// EF = Invalid
{OPD(0xD9, 0xF0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80F2XM1STACK, false>},
{OPD(0xD9, 0xF1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, false>},
{OPD(0xD9, 0xF2), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80PTANSTACK, true>},
{OPD(0xD9, 0xF3), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ATANSTACK, false>},
{OPD(0xD9, 0xF4), 1, &OpDispatchBuilder::X87FXTRACTF64},
{OPD(0xD9, 0xF5), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREM1STACK, true>},
{OPD(0xD9, 0xF6), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, false>},
{OPD(0xD9, 0xF7), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xD9, 0xF8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREMSTACK, true>},
{OPD(0xD9, 0xF9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, true>},
{OPD(0xD9, 0xFA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SQRTSTACK, false>},
{OPD(0xD9, 0xFB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINCOSSTACK, true>},
{OPD(0xD9, 0xFC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ROUNDSTACK, false>},
{OPD(0xD9, 0xFD), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SCALESTACK, false>},
{OPD(0xD9, 0xFE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINSTACK, true>},
{OPD(0xD9, 0xFF), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80COSSTACK, true>},
{OPDReg(0xDA, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDA, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
// E8 = Invalid
{OPD(0xDA, 0xE9), 1,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
// EA = Invalid
// F0 = Invalid
// F8 = Invalid
{OPDReg(0xDB, 0) | 0x00, 8, &OpDispatchBuilder::FILDF64},
{OPDReg(0xDB, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, true>},
{OPDReg(0xDB, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
{OPDReg(0xDB, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
// 4 = Invalid
{OPDReg(0xDB, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64, OpSize::f80Bit>},
// 6 = Invalid
{OPDReg(0xDB, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::f80Bit>},
{OPD(0xDB, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
{OPD(0xDB, 0xE2), 1, &OpDispatchBuilder::FNCLEX},
{OPD(0xDB, 0xE3), 1, &OpDispatchBuilder::FNINIT},
// E4 = Invalid
{OPD(0xDB, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDB, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
// F8 = Invalid
{OPDReg(0xDC, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDC, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDD, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64, OpSize::i64Bit>},
{OPDReg(0xDD, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, true>},
{OPDReg(0xDD, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 4) | 0x00, 8, &OpDispatchBuilder::X87FRSTOR},
// 5 = Invalid
{OPDReg(0xDD, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSAVE},
{OPDReg(0xDD, 7) | 0x00, 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDD, 0xC0), 8, &OpDispatchBuilder::X87FFREE},
{OPD(0xDD, 0xD0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>}, // register-register from regular X87
{OPD(0xDD, 0xD8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>}, //^
{OPD(0xDD, 0xE0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xDD, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDE, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xD9), 1,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
{OPD(0xDE, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDF, 0) | 0x00, 8, &OpDispatchBuilder::FILDF64},
{OPDReg(0xDF, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, true>},
{OPDReg(0xDF, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
{OPDReg(0xDF, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
{OPDReg(0xDF, 4) | 0x00, 8, &OpDispatchBuilder::FBLDF64},
{OPDReg(0xDF, 5) | 0x00, 8, &OpDispatchBuilder::FILDF64},
{OPDReg(0xDF, 6) | 0x00, 8, &OpDispatchBuilder::FBSTPF64},
{OPDReg(0xDF, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
// XXX: This should also set the x87 tag bits to empty
// We don't support this currently, so just pop the stack
{OPD(0xDF, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xDF, 0xE0), 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDF, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDF, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
};
constexpr static DispatchTableEntry X87OpTable[] = {
{OPDReg(0xD8, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xD0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xD8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD9, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD, OpSize::i32Bit>},
// 1 = Invalid
{OPDReg(0xD9, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 4) | 0x00, 8, &OpDispatchBuilder::X87LDENV},
{OPDReg(0xD9, 5) | 0x00, 8, &OpDispatchBuilder::X87FLDCW}, // XXX: stubbed FLDCW
{OPDReg(0xD9, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSTENV},
{OPDReg(0xD9, 7) | 0x00, 8, &OpDispatchBuilder::X87FSTCW},
{OPD(0xD9, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDFromStack>},
{OPD(0xD9, 0xC8), 8, &OpDispatchBuilder::FXCH},
{OPD(0xD9, 0xD0), 1, &OpDispatchBuilder::NOPOp}, // FNOP
// D1 = Invalid
// D8 = Invalid
{OPD(0xD9, 0xE0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKCHANGESIGN, false>},
{OPD(0xD9, 0xE1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKABS, false>},
// E2 = Invalid
{OPD(0xD9, 0xE4), 1, &OpDispatchBuilder::FTST},
{OPD(0xD9, 0xE5), 1, &OpDispatchBuilder::X87FXAM},
// E6 = Invalid
{OPD(0xD9, 0xE8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_ONE>}, // 1.0
{OPD(0xD9, 0xE9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG2_10>}, // log2l(10)
{OPD(0xD9, 0xEA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG2_E>}, // log2l(e)
{OPD(0xD9, 0xEB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_PI>}, // pi
{OPD(0xD9, 0xEC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG10_2>}, // log10l(2)
{OPD(0xD9, 0xED), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG_2>}, // log(2)
{OPD(0xD9, 0xEE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_ZERO>}, // 0.0
// EF = Invalid
{OPD(0xD9, 0xF0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80F2XM1STACK, false>},
{OPD(0xD9, 0xF1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, false>},
{OPD(0xD9, 0xF2), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80PTANSTACK, true>},
{OPD(0xD9, 0xF3), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ATANSTACK, false>},
{OPD(0xD9, 0xF4), 1, &OpDispatchBuilder::X87FXTRACT},
{OPD(0xD9, 0xF5), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREM1STACK, true>},
{OPD(0xD9, 0xF6), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, false>},
{OPD(0xD9, 0xF7), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xD9, 0xF8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREMSTACK, true>},
{OPD(0xD9, 0xF9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, true>},
{OPD(0xD9, 0xFA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SQRTSTACK, false>},
{OPD(0xD9, 0xFB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINCOSSTACK, true>},
{OPD(0xD9, 0xFC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ROUNDSTACK, false>},
{OPD(0xD9, 0xFD), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SCALESTACK, false>},
{OPD(0xD9, 0xFE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINSTACK, true>},
{OPD(0xD9, 0xFF), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80COSSTACK, true>},
{OPDReg(0xDA, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDA, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
// E8 = Invalid
{OPD(0xDA, 0xE9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
// EA = Invalid
// F0 = Invalid
// F8 = Invalid
{OPDReg(0xDB, 0) | 0x00, 8, &OpDispatchBuilder::FILD},
{OPDReg(0xDB, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, true>},
{OPDReg(0xDB, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
{OPDReg(0xDB, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
// 4 = Invalid
{OPDReg(0xDB, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD, OpSize::f80Bit>},
// 6 = Invalid
{OPDReg(0xDB, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::f80Bit>},
{OPD(0xDB, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
{OPD(0xDB, 0xE2), 1, &OpDispatchBuilder::FNCLEX},
{OPD(0xDB, 0xE3), 1, &OpDispatchBuilder::FNINIT},
// E4 = Invalid
{OPD(0xDB, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDB, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
// F8 = Invalid
{OPDReg(0xDC, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDC, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDD, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD, OpSize::i64Bit>},
{OPDReg(0xDD, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, true>},
{OPDReg(0xDD, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 4) | 0x00, 8, &OpDispatchBuilder::X87FRSTOR},
// 5 = Invalid
{OPDReg(0xDD, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSAVE},
{OPDReg(0xDD, 7) | 0x00, 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDD, 0xC0), 8, &OpDispatchBuilder::X87FFREE},
{OPD(0xDD, 0xD0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>},
{OPD(0xDD, 0xD8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>},
{OPD(0xDD, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xDD, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDE, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xD9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
{OPD(0xDE, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDF, 0) | 0x00, 8, &OpDispatchBuilder::FILD},
{OPDReg(0xDF, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, true>},
{OPDReg(0xDF, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
{OPDReg(0xDF, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
{OPDReg(0xDF, 4) | 0x00, 8, &OpDispatchBuilder::FBLD},
{OPDReg(0xDF, 5) | 0x00, 8, &OpDispatchBuilder::FILD},
{OPDReg(0xDF, 6) | 0x00, 8, &OpDispatchBuilder::FBSTP},
{OPDReg(0xDF, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
// XXX: This should also set the x87 tag bits to empty
// We don't support this currently, so just pop the stack
{OPD(0xDF, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xDF, 0xE0), 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDF, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDF, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
};
#undef OPD
#undef OPDReg
auto InstallToX87Table = [](auto& FinalTable, auto& LocalTable) {
for (auto Op : LocalTable) {
auto OpNum = Op.Op;
bool Repeat = (OpNum & 0x8000) != 0;
OpNum = OpNum & 0x7FF;
auto Dispatcher = Op.Ptr;
for (uint8_t i = 0; i < Op.Count; ++i) {
LOGMAN_THROW_A_FMT(FinalTable[OpNum + i].OpcodeDispatcher.OpDispatch == nullptr, "Duplicate Entry");
FinalTable[OpNum + i].OpcodeDispatcher.OpDispatch = Dispatcher;
// Flag to indicate if we need to repeat this op in {0x40, 0x80} ranges
if (Repeat) {
FinalTable[(OpNum | 0x40) + i].OpcodeDispatcher.OpDispatch = Dispatcher;
FinalTable[(OpNum | 0x80) + i].OpcodeDispatcher.OpDispatch = Dispatcher;
}
}
}
};
FEX_CONFIG_OPT(ReducedPrecision, X87REDUCEDPRECISION);
if (ReducedPrecision) {
InstallToX87Table(FEXCore::X86Tables::X87Ops, X87F64OpTable);
} else {
InstallToX87Table(FEXCore::X86Tables::X87Ops, X87OpTable);
}
}
} // namespace FEXCore::IR
@@ -2710,6 +2710,4 @@ constexpr inline void InstallToTable(auto& FinalTable, const auto& LocalTable) {
}
}
void InstallOpcodeHandlers(Context::OperatingMode Mode);
} // namespace FEXCore::IR
@@ -494,7 +494,8 @@ extern const std::array<X86InstInfo, MAX_OPSIZE_MOD_TABLE_SIZE> OpSizeModOps;
extern const std::array<X86InstInfo, MAX_INST_GROUP_TABLE_SIZE> PrimaryInstGroupOps;
extern const std::array<X86InstInfo, MAX_INST_SECOND_GROUP_TABLE_SIZE> SecondInstGroupOps;
extern const std::array<X86InstInfo, MAX_SECOND_MODRM_TABLE_SIZE> SecondModRMTableOps;
extern std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87Ops;
extern const std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87F80Ops;
extern const std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87F64Ops;
extern const std::array<X86InstInfo, MAX_3DNOW_TABLE_SIZE> DDDNowOps;
extern const std::array<X86InstInfo, MAX_0F_38_TABLE_SIZE> H0F38TableOps;
extern const std::array<X86InstInfo, MAX_0F_3A_TABLE_SIZE> H0F3ATableOps;
@@ -6,15 +6,541 @@ $end_info$
*/
#include "Interface/Core/X86Tables/X86Tables.h"
#include "Interface/Core/OpcodeDispatcher.h"
#include <iterator>
namespace FEXCore::X86Tables {
using namespace InstFlags;
std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87Ops = []() consteval {
std::array<X86InstInfo, MAX_X87_TABLE_SIZE> Table{};
using namespace IR;
// Top bit indicating if it needs to be repeated with {0x40, 0x80} or'd in
// All OPDReg versions need it
#define OPDReg(op, reg) ((1 << 15) | ((op - 0xD8) << 8) | (reg << 3))
#define OPD(op, modrmop) (((op - 0xD8) << 8) | modrmop)
constexpr std::array<DispatchTableEntry, 133> X87F64OpTable = {{
{OPDReg(0xD8, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xD0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xD8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD9, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64, OpSize::i32Bit>},
// 1 = Invalid
{OPDReg(0xD9, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 4) | 0x00, 8, &OpDispatchBuilder::X87LDENVF64},
{OPDReg(0xD9, 5) | 0x00, 8, &OpDispatchBuilder::X87FLDCWF64},
{OPDReg(0xD9, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSTENV},
{OPDReg(0xD9, 7) | 0x00, 8, &OpDispatchBuilder::X87FSTCW},
{OPD(0xD9, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDFromStack>},
{OPD(0xD9, 0xC8), 8, &OpDispatchBuilder::FXCH},
{OPD(0xD9, 0xD0), 1, &OpDispatchBuilder::NOPOp}, // FNOP
// D1 = Invalid
// D8 = Invalid
{OPD(0xD9, 0xE0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKCHANGESIGN, false>},
{OPD(0xD9, 0xE1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKABS, false>},
// E2 = Invalid
{OPD(0xD9, 0xE4), 1, &OpDispatchBuilder::FTSTF64},
{OPD(0xD9, 0xE5), 1, &OpDispatchBuilder::X87FXAM},
// E6 = Invalid
{OPD(0xD9, 0xE8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FF0000000000000>}, // 1.0
{OPD(0xD9, 0xE9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x400A934F0979A372>}, // log2l(10)
{OPD(0xD9, 0xEA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FF71547652B82FE>}, // log2l(e)
{OPD(0xD9, 0xEB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x400921FB54442D18>}, // pi
{OPD(0xD9, 0xEC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FD34413509F79FF>}, // log10l(2)
{OPD(0xD9, 0xED), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0x3FE62E42FEFA39EF>}, // log(2)
{OPD(0xD9, 0xEE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64_Const, 0>}, // 0.0
// EF = Invalid
{OPD(0xD9, 0xF0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80F2XM1STACK, false>},
{OPD(0xD9, 0xF1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, false>},
{OPD(0xD9, 0xF2), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80PTANSTACK, true>},
{OPD(0xD9, 0xF3), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ATANSTACK, false>},
{OPD(0xD9, 0xF4), 1, &OpDispatchBuilder::X87FXTRACTF64},
{OPD(0xD9, 0xF5), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREM1STACK, true>},
{OPD(0xD9, 0xF6), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, false>},
{OPD(0xD9, 0xF7), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xD9, 0xF8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREMSTACK, true>},
{OPD(0xD9, 0xF9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, true>},
{OPD(0xD9, 0xFA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SQRTSTACK, false>},
{OPD(0xD9, 0xFB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINCOSSTACK, true>},
{OPD(0xD9, 0xFC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ROUNDSTACK, false>},
{OPD(0xD9, 0xFD), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SCALESTACK, false>},
{OPD(0xD9, 0xFE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINSTACK, true>},
{OPD(0xD9, 0xFF), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80COSSTACK, true>},
{OPDReg(0xDA, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDA, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
// E8 = Invalid
{OPD(0xDA, 0xE9), 1,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
// EA = Invalid
// F0 = Invalid
// F8 = Invalid
{OPDReg(0xDB, 0) | 0x00, 8, &OpDispatchBuilder::FILDF64},
{OPDReg(0xDB, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, true>},
{OPDReg(0xDB, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
{OPDReg(0xDB, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
// 4 = Invalid
{OPDReg(0xDB, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64, OpSize::f80Bit>},
// 6 = Invalid
{OPDReg(0xDB, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::f80Bit>},
{OPD(0xDB, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
{OPD(0xDB, 0xE2), 1, &OpDispatchBuilder::FNCLEX},
{OPD(0xDB, 0xE3), 1, &OpDispatchBuilder::FNINIT},
// E4 = Invalid
{OPD(0xDB, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDB, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
// F8 = Invalid
{OPDReg(0xDC, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDC, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDD, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDF64, OpSize::i64Bit>},
{OPDReg(0xDD, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, true>},
{OPDReg(0xDD, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 4) | 0x00, 8, &OpDispatchBuilder::X87FRSTOR},
// 5 = Invalid
{OPDReg(0xDD, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSAVE},
{OPDReg(0xDD, 7) | 0x00, 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDD, 0xC0), 8, &OpDispatchBuilder::X87FFREE},
{OPD(0xDD, 0xD0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>}, // register-register from regular X87
{OPD(0xDD, 0xD8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>}, //^
{OPD(0xDD, 0xE0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xDD, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDE, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADDF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMULF64, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xD9), 1,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
{OPD(0xDE, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUBF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIVF64, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDF, 0) | 0x00, 8, &OpDispatchBuilder::FILDF64},
{OPDReg(0xDF, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, true>},
{OPDReg(0xDF, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
{OPDReg(0xDF, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
{OPDReg(0xDF, 4) | 0x00, 8, &OpDispatchBuilder::FBLDF64},
{OPDReg(0xDF, 5) | 0x00, 8, &OpDispatchBuilder::FILDF64},
{OPDReg(0xDF, 6) | 0x00, 8, &OpDispatchBuilder::FBSTPF64},
{OPDReg(0xDF, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FISTF64, false>},
// XXX: This should also set the x87 tag bits to empty
// We don't support this currently, so just pop the stack
{OPD(0xDF, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xDF, 0xE0), 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDF, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDF, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMIF64, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
}};
constexpr std::array<DispatchTableEntry, 133> X87F80OpTable = {{
{OPDReg(0xD8, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i32Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xD8, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD8, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xD0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xD8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xD8, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xD8, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xD9, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD, OpSize::i32Bit>},
// 1 = Invalid
{OPDReg(0xD9, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i32Bit>},
{OPDReg(0xD9, 4) | 0x00, 8, &OpDispatchBuilder::X87LDENV},
{OPDReg(0xD9, 5) | 0x00, 8, &OpDispatchBuilder::X87FLDCW}, // XXX: stubbed FLDCW
{OPDReg(0xD9, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSTENV},
{OPDReg(0xD9, 7) | 0x00, 8, &OpDispatchBuilder::X87FSTCW},
{OPD(0xD9, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLDFromStack>},
{OPD(0xD9, 0xC8), 8, &OpDispatchBuilder::FXCH},
{OPD(0xD9, 0xD0), 1, &OpDispatchBuilder::NOPOp}, // FNOP
// D1 = Invalid
// D8 = Invalid
{OPD(0xD9, 0xE0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKCHANGESIGN, false>},
{OPD(0xD9, 0xE1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80STACKABS, false>},
// E2 = Invalid
{OPD(0xD9, 0xE4), 1, &OpDispatchBuilder::FTST},
{OPD(0xD9, 0xE5), 1, &OpDispatchBuilder::X87FXAM},
// E6 = Invalid
{OPD(0xD9, 0xE8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_ONE>}, // 1.0
{OPD(0xD9, 0xE9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG2_10>}, // log2l(10)
{OPD(0xD9, 0xEA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG2_E>}, // log2l(e)
{OPD(0xD9, 0xEB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_PI>}, // pi
{OPD(0xD9, 0xEC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG10_2>}, // log10l(2)
{OPD(0xD9, 0xED), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_X87_LOG_2>}, // log(2)
{OPD(0xD9, 0xEE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD_Const, NamedVectorConstant::NAMED_VECTOR_ZERO>}, // 0.0
// EF = Invalid
{OPD(0xD9, 0xF0), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80F2XM1STACK, false>},
{OPD(0xD9, 0xF1), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, false>},
{OPD(0xD9, 0xF2), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80PTANSTACK, true>},
{OPD(0xD9, 0xF3), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ATANSTACK, false>},
{OPD(0xD9, 0xF4), 1, &OpDispatchBuilder::X87FXTRACT},
{OPD(0xD9, 0xF5), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREM1STACK, true>},
{OPD(0xD9, 0xF6), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, false>},
{OPD(0xD9, 0xF7), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xD9, 0xF8), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80FPREMSTACK, true>},
{OPD(0xD9, 0xF9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87FYL2X, true>},
{OPD(0xD9, 0xFA), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SQRTSTACK, false>},
{OPD(0xD9, 0xFB), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINCOSSTACK, true>},
{OPD(0xD9, 0xFC), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80ROUNDSTACK, false>},
{OPD(0xD9, 0xFD), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SCALESTACK, false>},
{OPD(0xD9, 0xFE), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80SINSTACK, true>},
{OPD(0xD9, 0xFF), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87OpHelper, OP_F80COSSTACK, true>},
{OPDReg(0xDA, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i32Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i32Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDA, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDA, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i32Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDA, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDA, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
// E8 = Invalid
{OPD(0xDA, 0xE9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
// EA = Invalid
// F0 = Invalid
// F8 = Invalid
{OPDReg(0xDB, 0) | 0x00, 8, &OpDispatchBuilder::FILD},
{OPDReg(0xDB, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, true>},
{OPDReg(0xDB, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
{OPDReg(0xDB, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
// 4 = Invalid
{OPDReg(0xDB, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD, OpSize::f80Bit>},
// 6 = Invalid
{OPDReg(0xDB, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::f80Bit>},
{OPD(0xDB, 0xC0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xC8), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD0), 8, &OpDispatchBuilder::X87FCMOV},
{OPD(0xDB, 0xD8), 8, &OpDispatchBuilder::X87FCMOV},
// E0 = Invalid
{OPD(0xDB, 0xE2), 1, &OpDispatchBuilder::FNCLEX},
{OPD(0xDB, 0xE3), 1, &OpDispatchBuilder::FNINIT},
// E4 = Invalid
{OPD(0xDB, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDB, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
// F8 = Invalid
{OPDReg(0xDC, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i64Bit, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i64Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDC, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 5) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i64Bit, false, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDC, 7) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i64Bit, false, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDC, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDC, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDD, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FLD, OpSize::i64Bit>},
{OPDReg(0xDD, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, true>},
{OPDReg(0xDD, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FST, OpSize::i64Bit>},
{OPDReg(0xDD, 4) | 0x00, 8, &OpDispatchBuilder::X87FRSTOR},
// 5 = Invalid
{OPDReg(0xDD, 6) | 0x00, 8, &OpDispatchBuilder::X87FNSAVE},
{OPDReg(0xDD, 7) | 0x00, 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDD, 0xC0), 8, &OpDispatchBuilder::X87FFREE},
{OPD(0xDD, 0xD0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>},
{OPD(0xDD, 0xD8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSTToStack>},
{OPD(0xDD, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPD(0xDD, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 0) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::i16Bit, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 2) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 3) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::i16Bit, true, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, false>},
{OPDReg(0xDE, 4) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 5) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 6) | 0x00, 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i16Bit, true, false, OpDispatchBuilder::OpResult::RES_ST0>},
{OPDReg(0xDE, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::i16Bit, true, true, OpDispatchBuilder::OpResult::RES_ST0>},
{OPD(0xDE, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FADD, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xC8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FMUL, OpSize::f80Bit, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xD9), 1, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_X87, true>},
{OPD(0xDE, 0xE0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xE8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FSUB, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, true, OpDispatchBuilder::OpResult::RES_STI>},
{OPD(0xDE, 0xF8), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FDIV, OpSize::f80Bit, false, false, OpDispatchBuilder::OpResult::RES_STI>},
{OPDReg(0xDF, 0) | 0x00, 8, &OpDispatchBuilder::FILD},
{OPDReg(0xDF, 1) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, true>},
{OPDReg(0xDF, 2) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
{OPDReg(0xDF, 3) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
{OPDReg(0xDF, 4) | 0x00, 8, &OpDispatchBuilder::FBLD},
{OPDReg(0xDF, 5) | 0x00, 8, &OpDispatchBuilder::FILD},
{OPDReg(0xDF, 6) | 0x00, 8, &OpDispatchBuilder::FBSTP},
{OPDReg(0xDF, 7) | 0x00, 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::FIST, false>},
// XXX: This should also set the x87 tag bits to empty
// We don't support this currently, so just pop the stack
{OPD(0xDF, 0xC0), 8, &OpDispatchBuilder::Bind<&OpDispatchBuilder::X87ModifySTP, true>},
{OPD(0xDF, 0xE0), 8, &OpDispatchBuilder::X87FNSTSW},
{OPD(0xDF, 0xE8), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
{OPD(0xDF, 0xF0), 8,
&OpDispatchBuilder::Bind<&OpDispatchBuilder::FCOMI, OpSize::f80Bit, false, OpDispatchBuilder::FCOMIFlags::FLAGS_RFLAGS, false>},
}};
#undef OPD
#undef OPDReg
auto GenerateX87TableLambda = [](const auto DispatchTable) consteval {
#define OPD(op, modrmop) (((op - 0xD8) << 8) | modrmop)
#define OPDReg(op, reg) (((op - 0xD8) << 8) | (reg << 3))
std::array<X86InstInfo, MAX_X87_TABLE_SIZE> Table{};
constexpr U16U8InfoStruct X87OpTable[] = {
// 0xD8
{OPDReg(0xD8, 0), 1, X86InstInfo{"FADD", TYPE_X87, FLAGS_MODRM, 0}},
@@ -263,8 +789,32 @@ std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87Ops = []() consteval {
#undef OPD
#undef OPDReg
auto InstallToX87Table = [](auto& FinalTable, auto& LocalTable) {
for (auto Op : LocalTable) {
auto OpNum = Op.Op;
bool Repeat = (OpNum & 0x8000) != 0;
OpNum = OpNum & 0x7FF;
auto Dispatcher = Op.Ptr;
for (uint8_t i = 0; i < Op.Count; ++i) {
LOGMAN_THROW_A_FMT(FinalTable[OpNum + i].OpcodeDispatcher.OpDispatch == nullptr, "Duplicate Entry");
FinalTable[OpNum + i].OpcodeDispatcher.OpDispatch = Dispatcher;
// Flag to indicate if we need to repeat this op in {0x40, 0x80} ranges
if (Repeat) {
FinalTable[(OpNum | 0x40) + i].OpcodeDispatcher.OpDispatch = Dispatcher;
FinalTable[(OpNum | 0x80) + i].OpcodeDispatcher.OpDispatch = Dispatcher;
}
}
}
};
GenerateX87Table(&Table.at(0), X87OpTable, std::size(X87OpTable));
InstallToX87Table(Table, DispatchTable);
return Table;
}();
};
constexpr std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87F80Ops = GenerateX87TableLambda(X87F80OpTable);
constexpr std::array<X86InstInfo, MAX_X87_TABLE_SIZE> X87F64Ops = GenerateX87TableLambda(X87F64OpTable);
}
-5
View File
@@ -234,9 +234,4 @@ public:
FEX_DEFAULT_VISIBILITY virtual void MarkMonoBackpatcherBlock(uint64_t BlockEntry) = 0;
private:
};
/**
* @brief This initializes internal FEXCore state that is shared between contexts and requires overhead to setup
*/
FEX_DEFAULT_VISIBILITY void InitializeStaticTables(OperatingMode Mode = MODE_64BIT);
} // namespace FEXCore::Context
-3
View File
@@ -647,9 +647,6 @@ int main(int argc, char** argv, char** const envp) {
FEXCore::Config::Set(FEXCore::Config::CONFIG_HOSTFEATURES, fextl::fmt::format("{}", HostFeatureControl));
FEXCore::Config::Set(FEXCore::Config::CONFIG_FORCESVEWIDTH, fextl::fmt::format("{}", SVEWidth));
// Initialize static tables.
FEXCore::Context::InitializeStaticTables(TestHeaderData->Bitness == 64 ? FEXCore::Context::MODE_64BIT : FEXCore::Context::MODE_32BIT);
// Create FEXCore context.
fextl::unique_ptr<FEXCore::Context::Context> CTX;
{
-3
View File
@@ -530,9 +530,6 @@ int main(int argc, char** argv, char** const envp) {
FEXCore::Profiler::Init(Program.ProgramName, Program.ProgramPath);
// System allocator is now system allocator or FEX
FEXCore::Context::InitializeStaticTables(Loader.Is64BitMode() ? FEXCore::Context::MODE_64BIT : FEXCore::Context::MODE_32BIT);
bool SupportsAVX {};
fextl::unique_ptr<FEXCore::Context::Context> CTX;
{
@@ -248,8 +248,6 @@ int main(int argc, char** argv, char** const envp) {
bool SupportsAVX = false;
FEXCore::Core::CPUState State;
FEXCore::Context::InitializeStaticTables(Loader.Is64BitMode() ? FEXCore::Context::MODE_64BIT : FEXCore::Context::MODE_32BIT);
auto HostFeatures = FEX::FetchHostFeatures();
auto CTX = FEXCore::Context::Context::CreateNewContext(HostFeatures);
-2
View File
@@ -646,8 +646,6 @@ NTSTATUS ProcessInit() {
FEXCore::Profiler::Init("", "");
FEXCore::Context::InitializeStaticTables(FEXCore::Context::MODE_64BIT);
FEX_CONFIG_OPT(ExtendedVolatileMetadataConfig, EXTENDEDVOLATILEMETADATA);
ExtendedMetaData = FEX::VolatileMetadata::ParseExtendedVolatileMetadata(ExtendedVolatileMetadataConfig());
-2
View File
@@ -523,8 +523,6 @@ void BTCpuProcessInit() {
FEXCore::Profiler::Init("", "");
FEXCore::Context::InitializeStaticTables(FEXCore::Context::MODE_32BIT);
FEX_CONFIG_OPT(ExtendedVolatileMetadataConfig, EXTENDEDVOLATILEMETADATA);
ExtendedMetaData = FEX::VolatileMetadata::ParseExtendedVolatileMetadata(ExtendedVolatileMetadataConfig());