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[api] Inline varint and encode_varint_raw fast paths for hot loop performance (#14607)

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Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
J. Nick Koston
2026-03-07 22:09:12 -10:00
committed by GitHub
co-authored by Claude Opus 4.6
parent d9e76da806
commit a530aeec22
2 changed files with 41 additions and 22 deletions
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esphome/components/api/proto.cpp
+12
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@@ -8,6 +8,18 @@ namespace esphome::api {
static const char *const TAG = "api.proto";
uint32_t ProtoSize::varint_slow(uint32_t value) { return varint_wide(value); }
void ProtoWriteBuffer::encode_varint_raw_slow_(uint32_t value) {
do {
this->debug_check_bounds_(1);
*this->pos_++ = static_cast<uint8_t>(value | 0x80);
value >>= 7;
} while (value > 0x7F);
this->debug_check_bounds_(1);
*this->pos_++ = static_cast<uint8_t>(value);
}
#ifdef USE_API_VARINT64
optional<ProtoVarInt> ProtoVarInt::parse_wide(const uint8_t *buffer, uint32_t len, uint32_t *consumed,
uint32_t result32) {