adding help readme to qcor executable (d1e76020) · Commits · ORNL Quantum Computing Institute / qcor

examples/xasm/bell_multi_qreg.cpp

0 → 100644

+25 −0

Original line number	Diff line number	Diff line
		#include <qalloc>

		// Define a multi-register kernel
		__qpu__ void bell_multi(qreg q, qreg r) {
		H(q[0]);
		CX(q[0], q[1]);
		H(r[0]);
		CX(r[0], r[1]);
		Measure(q);
		Measure(r);
		}

		int main() {

		// Create two qubit registers, each size 2
		auto q = qalloc(2);
		auto r = qalloc(2);

		// Run the quantum kernel
		bell_multi(q, r);

		// dump the results
		q.print();
		r.print();
		}
		No newline at end of file

handlers/qcor_syntax_handler.cpp

+20 −37

Original line number	Diff line number	Diff line
		@@ -12,7 +12,7 @@ using namespace clang;
		namespace {

		std::string qpu_name = "tnqvm";
		int shots = 1024;
		int shots = 0;

		class QCORSyntaxHandler : public SyntaxHandler {
		public:
		@@ -84,14 +84,20 @@ public:

		// Get Tokens as a string, rewrite code
		// with XACC api calls
		auto kernel_src_and_compiler = qcor::run_token_collector(PP, Toks, function_prototype);
		auto kernel_src_and_compiler =
		qcor::run_token_collector(PP, Toks, function_prototype);
		auto kernel_src = kernel_src_and_compiler.first;
		auto compiler_name = kernel_src_and_compiler.second;

		// std::cout << "HELLO:\n" << kernel_src << "\n";
		// Write new source code in place of the
		// provided quantum code tokens
		OS << "compiler_InitializeXACC(\"" + qpu_name + "\", "+std::to_string(shots)+");\n";
		if (shots > 0) {
		OS << "compiler_InitializeXACC(\"" + qpu_name + "\", " +
		std::to_string(shots) + ");\n";
		} else {
		OS << "compiler_InitializeXACC(\"" + qpu_name + "\");\n";
		}
		for (auto &buf : bufferNames) {
		OS << buf << ".setNameAndStore(\"" + buf + "\");\n";
		}
		@@ -103,8 +109,7 @@ public:
		// OS << "optimize(program);\n";

		OS << "if (__execute) {\n";
		OS << "program->updateRuntimeArguments(" << program_parameters[0]; //args...);
		// setRuntimeArguments(" << program_parameters[0];
		OS << "program->updateRuntimeArguments(" << program_parameters[0];
		for (int i = 1; i < program_parameters.size(); i++) {
		OS << ", " << program_parameters[i];
		}
		@@ -125,7 +130,9 @@ public:
		OS << ");\n";

		OS << "}\n";
		std::cout << "HELLO:\n" << OS.str() << "\n";
		auto s = OS.str();
		qcor::info("[qcor syntax-handler] Rewriting " + kernel_name + " to\n\n" +
		function_prototype + "{\n" + s.substr(2, s.length()) + "\n}");
		}

		void AddToPredefines(llvm::raw_string_ostream &OS) override {
		@@ -139,31 +146,6 @@ public:
		bool HandleTopLevelDecl(DeclGroupRef DG) override { return true; }
		};

		class DoNothingConsumer2 : public ASTConsumer {
		public:
		bool HandleTopLevelDecl(DeclGroupRef DG) override { std::cout << "CONSUMING THIS BITCH\n";return true; }
		};



		class QCORTEST : public PluginASTAction {
		public:
		std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
		llvm::StringRef) override {
		std::cout << "HERE WE ARE, OPPORTUNITY TO OUTPUT SOURCE MAYBE? \n";
		return std::make_unique<DoNothingConsumer2>();
		}


		bool ParseArgs(const CompilerInstance &CI,
		const std::vector<std::string> &args) override {
		return true;
		}

		PluginASTAction::ActionType getActionType() override {
		return AddAfterMainAction;
		}
		};
		class QCORArgs : public PluginASTAction {
		public:
		std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
		@@ -171,7 +153,6 @@ public:
		return std::make_unique<DoNothingConsumer>();
		}


		bool ParseArgs(const CompilerInstance &CI,
		const std::vector<std::string> &args) override {
		for (unsigned i = 0, e = args.size(); i != e; ++i) {
		@@ -188,6 +169,8 @@ public:
		} else if (args[i] == "-shots") {
		++i;
		shots = std::stoi(args[i]);
		} else if (args[i] == "-qcor-verbose") {
		qcor::set_verbose(true);
		}
		}
		return true;

handlers/token_collector/token_collector_util.cpp

+3 −0

Original line number	Diff line number	Diff line
		@@ -5,6 +5,9 @@

		namespace qcor {

		void set_verbose(bool verbose) {xacc::set_verbose(verbose);}
		void info(const std::string& s) {xacc::info(s);}

		std::pair<std::string, std::string>
		run_token_collector(clang::Preprocessor &PP, clang::CachedTokens &Toks,
		const std::string &function_prototype) {

handlers/token_collector/token_collector_util.hpp

+3 −0

Original line number	Diff line number	Diff line
		@@ -13,6 +13,9 @@ std::pair<std::string, std::string>
		run_token_collector(clang::Preprocessor &PP, clang::CachedTokens &Toks,
		const std::string &function_prototype);

		void set_verbose(bool verbose);
		void info(const std::string& s);

		} // namespace qcor

		#endif
		No newline at end of file

runtime/objectives/vqe/vqe.cpp

+2 −1

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ protected:
		auto tmp_child = qalloc(qreg.size());
		auto val = qcor::__internal__::observe(kernel, observable, tmp_child);
		qreg.addChild(tmp_child);
		return val;
		}
		public:
		const std::string name() const override { return "vqe"; }