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Code Issues Releases Wiki Activity

Reduce flash usage by replacing ProtoSize template with specialized methods (#9487)

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This commit is contained in:
J. Nick Koston
2025-07-15 15:50:32 -10:00
committed by GitHub
parent b648944973
commit c691f01c7f
3 changed files with 132 additions and 110 deletions
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38
script/api_protobuf/api_protobuf.py
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@@ -240,26 +240,6 @@ class TypeInfo(ABC):
value = value_expr if value_expr else name
return f"ProtoSize::{method}(total_size, {field_id_size}, {value});"
def _get_fixed_size_calculation(
self, name: str, force: bool, num_bytes: int, zero_check: str
) -> str:
"""Helper for fixed-size field calculations.
Args:
name: Field name
force: Whether this is for a repeated field
num_bytes: Number of bytes (4 or 8)
zero_check: Expression to check for zero value (e.g., "!= 0.0f")
"""
field_id_size = self.calculate_field_id_size()
# Fixed-size repeated fields are handled differently in RepeatedTypeInfo
# so we should never get force=True here
assert not force, (
"Fixed-size repeated fields should be handled by RepeatedTypeInfo"
)
method = f"add_fixed_field<{num_bytes}>"
return f"ProtoSize::{method}(total_size, {field_id_size}, {name} {zero_check});"
@abstractmethod
def get_size_calculation(self, name: str, force: bool = False) -> str:
"""Calculate the size needed for encoding this field.
@@ -345,7 +325,8 @@ class DoubleType(TypeInfo):
return o
def get_size_calculation(self, name: str, force: bool = False) -> str:
return self._get_fixed_size_calculation(name, force, 8, "!= 0.0")
field_id_size = self.calculate_field_id_size()
return f"ProtoSize::add_double_field(total_size, {field_id_size}, {name});"
def get_fixed_size_bytes(self) -> int:
return 8
@@ -368,7 +349,8 @@ class FloatType(TypeInfo):
return o
def get_size_calculation(self, name: str, force: bool = False) -> str:
return self._get_fixed_size_calculation(name, force, 4, "!= 0.0f")
field_id_size = self.calculate_field_id_size()
return f"ProtoSize::add_float_field(total_size, {field_id_size}, {name});"
def get_fixed_size_bytes(self) -> int:
return 4
@@ -451,7 +433,8 @@ class Fixed64Type(TypeInfo):
return o
def get_size_calculation(self, name: str, force: bool = False) -> str:
return self._get_fixed_size_calculation(name, force, 8, "!= 0")
field_id_size = self.calculate_field_id_size()
return f"ProtoSize::add_fixed64_field(total_size, {field_id_size}, {name});"
def get_fixed_size_bytes(self) -> int:
return 8
@@ -474,7 +457,8 @@ class Fixed32Type(TypeInfo):
return o
def get_size_calculation(self, name: str, force: bool = False) -> str:
return self._get_fixed_size_calculation(name, force, 4, "!= 0")
field_id_size = self.calculate_field_id_size()
return f"ProtoSize::add_fixed32_field(total_size, {field_id_size}, {name});"
def get_fixed_size_bytes(self) -> int:
return 4
@@ -663,7 +647,8 @@ class SFixed32Type(TypeInfo):
return o
def get_size_calculation(self, name: str, force: bool = False) -> str:
return self._get_fixed_size_calculation(name, force, 4, "!= 0")
field_id_size = self.calculate_field_id_size()
return f"ProtoSize::add_sfixed32_field(total_size, {field_id_size}, {name});"
def get_fixed_size_bytes(self) -> int:
return 4
@@ -686,7 +671,8 @@ class SFixed64Type(TypeInfo):
return o
def get_size_calculation(self, name: str, force: bool = False) -> str:
return self._get_fixed_size_calculation(name, force, 8, "!= 0")
field_id_size = self.calculate_field_id_size()
return f"ProtoSize::add_sfixed64_field(total_size, {field_id_size}, {name});"
def get_fixed_size_bytes(self) -> int:
return 8