Differential D61493 Diff 206418 llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUTargetStreamer.cpp

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llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUTargetStreamer.cpp

Show First 20 Lines • Show All 200 Lines • ▼ Show 20 Lines	void AMDGPUTargetAsmStreamer::EmitAMDGPUSymbolType(StringRef SymbolName,
switch (Type) {		switch (Type) {
default: llvm_unreachable("Invalid AMDGPU symbol type");		default: llvm_unreachable("Invalid AMDGPU symbol type");
case ELF::STT_AMDGPU_HSA_KERNEL:		case ELF::STT_AMDGPU_HSA_KERNEL:
OS << "\t.amdgpu_hsa_kernel " << SymbolName << '\n' ;		OS << "\t.amdgpu_hsa_kernel " << SymbolName << '\n' ;
break;		break;
}		}
}		}

		void AMDGPUTargetAsmStreamer::emitAMDGPULDS(MCSymbol *Symbol, unsigned Size,
		unsigned Align) {
		OS << "\t.amdgpu_lds " << Symbol->getName() << ", " << Size << ", " << Align
		<< '\n';
		}

bool AMDGPUTargetAsmStreamer::EmitISAVersion(StringRef IsaVersionString) {		bool AMDGPUTargetAsmStreamer::EmitISAVersion(StringRef IsaVersionString) {
OS << "\t.amd_amdgpu_isa \"" << IsaVersionString << "\"\n";		OS << "\t.amd_amdgpu_isa \"" << IsaVersionString << "\"\n";
return true;		return true;
}		}

bool AMDGPUTargetAsmStreamer::EmitHSAMetadata(		bool AMDGPUTargetAsmStreamer::EmitHSAMetadata(
const AMDGPU::HSAMD::Metadata &HSAMetadata) {		const AMDGPU::HSAMD::Metadata &HSAMetadata) {
std::string HSAMetadataString;		std::string HSAMetadataString;
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void AMDGPUTargetELFStreamer::EmitAMDGPUSymbolType(StringRef SymbolName,		void AMDGPUTargetELFStreamer::EmitAMDGPUSymbolType(StringRef SymbolName,
unsigned Type) {		unsigned Type) {
MCSymbolELF *Symbol = cast<MCSymbolELF>(		MCSymbolELF *Symbol = cast<MCSymbolELF>(
getStreamer().getContext().getOrCreateSymbol(SymbolName));		getStreamer().getContext().getOrCreateSymbol(SymbolName));
Symbol->setType(Type);		Symbol->setType(Type);
}		}

		void AMDGPUTargetELFStreamer::emitAMDGPULDS(MCSymbol *Symbol, unsigned Size,
		unsigned Align) {
		assert(isPowerOf2_32(Align));

		MCSymbolELF *SymbolELF = cast<MCSymbolELF>(Symbol);
		SymbolELF->setType(ELF::STT_OBJECT);

		if (!SymbolELF->isBindingSet()) {
		SymbolELF->setBinding(ELF::STB_GLOBAL);
		SymbolELF->setExternal(true);
		}

		if (SymbolELF->declareCommon(Size, Align, true)) {
		report_fatal_error("Symbol: " + Symbol->getName() +
		" redeclared as different type");
		}

		SymbolELF->setIndex(ELF::SHN_AMDGPU_LDS);
		SymbolELF->setSize(MCConstantExpr::create(Size, getContext()));
		}

bool AMDGPUTargetELFStreamer::EmitISAVersion(StringRef IsaVersionString) {		bool AMDGPUTargetELFStreamer::EmitISAVersion(StringRef IsaVersionString) {
// Create two labels to mark the beginning and end of the desc field		// Create two labels to mark the beginning and end of the desc field
// and a MCExpr to calculate the size of the desc field.		// and a MCExpr to calculate the size of the desc field.
auto &Context = getContext();		auto &Context = getContext();
auto *DescBegin = Context.createTempSymbol();		auto *DescBegin = Context.createTempSymbol();
auto *DescEnd = Context.createTempSymbol();		auto *DescEnd = Context.createTempSymbol();
auto *DescSZ = MCBinaryExpr::createSub(		auto *DescSZ = MCBinaryExpr::createSub(
MCSymbolRefExpr::create(DescEnd, Context),		MCSymbolRefExpr::create(DescEnd, Context),
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