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Reduce debug verbosity through higher vlog level for HloParser.
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PiperOrigin-RevId: 675583071
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toli-y authored and Google-ML-Automation committed Sep 17, 2024
1 parent 32295a0 commit 4ea8ec2
Showing 1 changed file with 30 additions and 25 deletions.
55 changes: 30 additions & 25 deletions xla/service/hlo_parser.cc
Original file line number Diff line number Diff line change
Expand Up @@ -93,6 +93,10 @@ using absl::StrJoin;
using std::nullopt;
using std::optional;

// VLOG levels for debug and error messages.
int kDebugLevel = 10;
int kErrorLevel = 1;

// Creates and returns a schedule created using the order of the instructions in
// the HloComputation::instructions() vectors in the module.
HloSchedule ScheduleFromInstructionOrder(HloModule* module) {
Expand Down Expand Up @@ -708,7 +712,7 @@ bool HloParserImpl::Error(LocTy loc, absl::string_view msg) {
error_lines.push_back(col == 0 ? "" : StrCat(std::string(col - 1, ' '), "^"));

error_.push_back(StrJoin(error_lines, "\n"));
VLOG(1) << "Error: " << error_.back();
VLOG(kErrorLevel) << "Error: " << error_.back();
return false;
}

Expand Down Expand Up @@ -998,7 +1002,7 @@ bool HloParserImpl::ParseInstructionOutputOperandAliasing(
}

bool HloParserImpl::ParseCustomCallSchedule(CustomCallSchedule* result) {
VLOG(3) << "ParseCustomCallSchedule";
VLOG(kDebugLevel) << "ParseCustomCallSchedule";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects custom-call schedule");
}
Expand All @@ -1015,7 +1019,7 @@ bool HloParserImpl::ParseCustomCallSchedule(CustomCallSchedule* result) {
}

bool HloParserImpl::ParseCustomCallApiVersion(CustomCallApiVersion* result) {
VLOG(3) << "ParseCustomCallApiVersion";
VLOG(kDebugLevel) << "ParseCustomCallApiVersion";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects custom-call API version");
}
Expand All @@ -1033,7 +1037,7 @@ bool HloParserImpl::ParseCustomCallApiVersion(CustomCallApiVersion* result) {

bool HloParserImpl::ParseSparsityDescriptor(
std::vector<SparsityDescriptor>* result) {
VLOG(3) << "ParseSparsityDescriptor";
VLOG(kDebugLevel) << "ParseSparsityDescriptor";
if (lexer_.GetKind() != TokKind::kSparsityDesc) {
return TokenError("expects sparsity descriptor, e.g. L.0@2:4");
}
Expand Down Expand Up @@ -3394,9 +3398,10 @@ bool HloParserImpl::ParseCollectiveDeviceList(
// Iota tile assignment associated with collective device list should only
// have 2 dimensions.
if (tile_assignment_dimensions.size() != 2) {
VLOG(1) << "Expected tile assignment to have 2 dimensions for collective "
"device list but got "
<< tile_assignment_dimensions.size();
VLOG(kErrorLevel)
<< "Expected tile assignment to have 2 dimensions for collective "
"device list but got "
<< tile_assignment_dimensions.size();
return false;
}

Expand Down Expand Up @@ -4718,7 +4723,7 @@ bool HloParserImpl::ParseAttributeHelper(
if (!ParseAttributeName(&name)) {
return Error(loc, "error parsing attributes");
}
VLOG(3) << "Parsing attribute " << name;
VLOG(kDebugLevel) << "Parsing attribute " << name;
if (!seen_attrs->insert(name).second) {
return Error(loc, StrFormat("attribute %s already exists", name));
}
Expand Down Expand Up @@ -5598,7 +5603,7 @@ bool HloParserImpl::ParseHloComputationList(
if (!ParseHloComputation(&computation)) {
return false;
}
VLOG(3) << "parsed computation " << computation->name();
VLOG(kDebugLevel) << "parsed computation " << computation->name();
result->push_back(computation);
return true;
};
Expand Down Expand Up @@ -6187,7 +6192,7 @@ bool HloParserImpl::CanBeShape() {
}

bool HloParserImpl::ParseName(std::string* result) {
VLOG(3) << "ParseName";
VLOG(kDebugLevel) << "ParseName";
if (lexer_.GetKind() != TokKind::kIdent &&
lexer_.GetKind() != TokKind::kName) {
return TokenError("expects name");
Expand All @@ -6207,7 +6212,7 @@ bool HloParserImpl::ParseAttributeName(std::string* result) {
}

bool HloParserImpl::ParseString(std::string* result) {
VLOG(3) << "ParseString";
VLOG(kDebugLevel) << "ParseString";
if (lexer_.GetKind() != TokKind::kString) {
return TokenError("expects string");
}
Expand All @@ -6217,7 +6222,7 @@ bool HloParserImpl::ParseString(std::string* result) {
}

bool HloParserImpl::ParseJsonDict(std::string* result) {
VLOG(3) << "ParseJsonDict";
VLOG(kDebugLevel) << "ParseJsonDict";
if (lexer_.LexJsonDict() != TokKind::kString) {
return TokenError("expects JSON dict");
}
Expand Down Expand Up @@ -6307,7 +6312,7 @@ bool HloParserImpl::ParsePaddingConfig(PaddingConfig* padding) {
bool HloParserImpl::ParseOriginalValue(
optional<std::shared_ptr<OriginalValue>>* original_value,
const Shape& shape) {
VLOG(3) << "ParseOriginalValue";
VLOG(kDebugLevel) << "ParseOriginalValue";

if (!ParseToken(TokKind::kLbrace, "Expects '{'")) {
return false;
Expand Down Expand Up @@ -6478,7 +6483,7 @@ bool HloParserImpl::ParseListShardingType(

bool HloParserImpl::ParseOpcode(
HloOpcode* opcode, std::optional<HloOpcode>* async_wrapped_opcode) {
VLOG(3) << "ParseOpcode";
VLOG(kDebugLevel) << "ParseOpcode";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects opcode");
}
Expand Down Expand Up @@ -6517,7 +6522,7 @@ bool HloParserImpl::ParseOpcode(
}

bool HloParserImpl::ParseFftType(FftType* result) {
VLOG(3) << "ParseFftType";
VLOG(kDebugLevel) << "ParseFftType";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects fft type");
}
Expand All @@ -6530,7 +6535,7 @@ bool HloParserImpl::ParseFftType(FftType* result) {
}

bool HloParserImpl::ParsePaddingType(PaddingType* result) {
VLOG(3) << "ParsePaddingType";
VLOG(kDebugLevel) << "ParsePaddingType";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects padding type");
}
Expand All @@ -6543,7 +6548,7 @@ bool HloParserImpl::ParsePaddingType(PaddingType* result) {
}

bool HloParserImpl::ParseComparisonDirection(ComparisonDirection* result) {
VLOG(3) << "ParseComparisonDirection";
VLOG(kDebugLevel) << "ParseComparisonDirection";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects comparison direction");
}
Expand All @@ -6559,7 +6564,7 @@ bool HloParserImpl::ParseComparisonDirection(ComparisonDirection* result) {
}

bool HloParserImpl::ParseComparisonType(Comparison::Type* result) {
VLOG(1) << "ParseComparisonType";
VLOG(kDebugLevel) << "ParseComparisonType";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects comparison type");
}
Expand All @@ -6574,7 +6579,7 @@ bool HloParserImpl::ParseComparisonType(Comparison::Type* result) {
}

bool HloParserImpl::ParseFusionKind(HloInstruction::FusionKind* result) {
VLOG(3) << "ParseFusionKind";
VLOG(kDebugLevel) << "ParseFusionKind";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects fusion kind");
}
Expand All @@ -6590,7 +6595,7 @@ bool HloParserImpl::ParseFusionKind(HloInstruction::FusionKind* result) {
}

bool HloParserImpl::ParseRandomDistribution(RandomDistribution* result) {
VLOG(3) << "ParseRandomDistribution";
VLOG(kDebugLevel) << "ParseRandomDistribution";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects random distribution");
}
Expand All @@ -6607,7 +6612,7 @@ bool HloParserImpl::ParseRandomDistribution(RandomDistribution* result) {
}

bool HloParserImpl::ParseRandomAlgorithm(RandomAlgorithm* result) {
VLOG(3) << "ParseRandomAlgorithm";
VLOG(kDebugLevel) << "ParseRandomAlgorithm";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects random algorithm");
}
Expand All @@ -6624,7 +6629,7 @@ bool HloParserImpl::ParseRandomAlgorithm(RandomAlgorithm* result) {
}

bool HloParserImpl::ParsePrecision(PrecisionConfig::Precision* result) {
VLOG(3) << "ParsePrecision";
VLOG(kDebugLevel) << "ParsePrecision";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects random distribution");
}
Expand All @@ -6640,7 +6645,7 @@ bool HloParserImpl::ParsePrecision(PrecisionConfig::Precision* result) {
}

bool HloParserImpl::ParseAlgorithm(PrecisionConfig::Algorithm* result) {
VLOG(3) << "ParseAlgorithm";
VLOG(kDebugLevel) << "ParseAlgorithm";
if (lexer_.GetKind() != TokKind::kIdent) {
return TokenError("expects algorithm");
}
Expand All @@ -6656,7 +6661,7 @@ bool HloParserImpl::ParseAlgorithm(PrecisionConfig::Algorithm* result) {
}

bool HloParserImpl::ParseInt64(int64_t* result) {
VLOG(3) << "ParseInt64";
VLOG(kDebugLevel) << "ParseInt64";
if (lexer_.GetKind() != TokKind::kInt) {
return TokenError("expects integer");
}
Expand Down Expand Up @@ -6742,7 +6747,7 @@ bool HloParserImpl::ParseBool(bool* result) {
}

bool HloParserImpl::ParseToken(TokKind kind, const std::string& msg) {
VLOG(3) << "ParseToken " << TokKindToString(kind) << " " << msg;
VLOG(kDebugLevel) << "ParseToken " << TokKindToString(kind) << " " << msg;
if (lexer_.GetKind() != kind) {
return TokenError(msg);
}
Expand Down

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