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fp8-cali-table-added #140

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fp8-cali-table-added #140

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34 changes: 34 additions & 0 deletions lib/Dialect/Top/Transforms/ImportCalibration.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,12 @@ typedef struct {
double max;
} cali_info;

typedef struct {
double threshold;
double mean;
double max;
} fp8_cali_info;

class ImportCalibrationTablePass
: public ImportCalibrationTableBase<ImportCalibrationTablePass> {
public:
Expand All @@ -37,6 +43,8 @@ class ImportCalibrationTablePass
OpBuilder builder(mOp);
std::map<std::string, cali_info> calibration_map;
std::map<std::string, cali_info> calibration_map_int4;
std::map<std::string, fp8_cali_info> calibration_map_e4; //e4m3 map added
std::map<std::string, fp8_cali_info> calibration_map_e5; //e5m2 map added
std::map<std::string, f64_array_t> per_chan_scales_map;
std::ifstream infile(this->tableFile);
if (!infile) {
Expand All @@ -47,6 +55,8 @@ class ImportCalibrationTablePass
std::regex info_pattern("#.*");
bool weight_scale_meeted = false;
bool int4_th_meeted = false;
bool e4m3_th_meeted = false; //e4m3 th added
bool e5m2_th_meeted = false; //e5m2 th added
while (std::getline(infile, line)) {
if (line.back() == '\r') {
line.pop_back();
Expand All @@ -67,6 +77,24 @@ class ImportCalibrationTablePass
vScales->data()[i] = value;
}
per_chan_scales_map[name] = vScales;
} else if (e5m2_th_meeted) {
if (std::regex_match(line, cali_pattern)) {
fp8_cali_info fp8_info = {0, 0, 0};
if (!(iss >> name >> fp8_info.threshold >> fp8_info.mean >> fp8_info.max)) {
llvm::errs() << line;
llvm_unreachable("\n => not match required format\n");
}
calibration_map_e5[name] = fp8_info;
}
} else if (e4m3_th_meeted) {
if (std::regex_match(line, cali_pattern)) {
fp8_cali_info fp8_info = {0, 0, 0};
if (!(iss >> name >> fp8_info.threshold >> fp8_info.mean >> fp8_info.max)) {
llvm::errs() << line;
llvm_unreachable("\n => not match required format\n");
}
calibration_map_e4[name] = fp8_info;
}
} else if (int4_th_meeted) { // second run, read int4 th
if (std::regex_match(line, cali_pattern)) {
cali_info info = {0, 0, 0};
Expand All @@ -91,6 +119,12 @@ class ImportCalibrationTablePass
} else if (std::regex_match(line, info_pattern) &&
std::string::npos != line.find("#int4_th")) {
int4_th_meeted = true;
} else if (std::regex_match(line, info_pattern) &&
std::string::npos != line.find("E4M3")) {
e4m3_th_meeted = true;
} else if (std::regex_match(line, info_pattern) &&
std::string::npos != line.find("E5M2")) {
e5m2_th_meeted = true;
}
}
}
Expand Down