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Fix #276: Use regex to parse config file #284

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merged 1 commit into from
Jun 24, 2023
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Fix #276: Use regex to parse config file #284

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Fix #276: Use regex to parse config file
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@boschmitt
boschmitt committed Jun 24, 2023
commit d62391f72ea676b8e3080761130ce64ec0210043
21 changes: 9 additions & 12 deletions runtime/cudaq/platform/default/rest/RemoteRESTQPU.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -59,9 +59,6 @@ std::string get_quake_by_name(const std::string &);

namespace {

constexpr char platformLoweringConfig[] = "PLATFORM_LOWERING_CONFIG";
constexpr char codeEmissionType[] = "CODEGEN_EMISSION";

/// @brief The RemoteRESTQPU is a subtype of QPU that enables the
/// execution of CUDA Quantum kernels on remotely hosted quantum computing
/// services via a REST Client / Server interaction. This type is meant
Expand Down Expand Up @@ -211,15 +208,15 @@ class RemoteRESTQPU : public cudaq::QPU {

// Loop through the file, extract the pass pipeline and CODEGEN Type
auto lines = cudaq::split(configContents, '\n');
for (auto &line : lines) {
if (line.find(platformLoweringConfig) != std::string::npos) {
auto keyVal = cudaq::split(line, '=');
auto value = std::regex_replace(keyVal[1], std::regex("\""), "");
cudaq::info("Appending lowering pipeline: {}", value);
passPipelineConfig += "," + value;
} else if (line.find(codeEmissionType) != std::string::npos) {
auto keyVal = cudaq::split(line, '=');
codegenTranslation = keyVal[1];
std::regex pipeline("PLATFORM_LOWERING_CONFIG\\s*=\\s*\"(\\S+)\"");
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std::regex emissionType("CODEGEN_EMISSION\\s*=\\s*(\\S+)");
std::smatch match;
for (const std::string &line : lines) {
if (std::regex_search(line, match, pipeline)) {
cudaq::info("Appending lowering pipeline: {}", match[1].str());
passPipelineConfig += "," + match[1].str();
} else if (std::regex_search(line, match, emissionType)) {
codegenTranslation = match[1].str();
}
}

Expand Down