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X86Tables: Move x87 tables to be constexpr

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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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FEXCore/Source/Interface/Core/Frontend.cpp
+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;