diff options
-rw-r--r-- | snappy.cc | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -1015,12 +1015,16 @@ size_t AdvanceToNextTagARMOptimized(const uint8_t** ip_p, size_t* tag) { // delta2 = ((c >> 2) + 1) ip++ // This is different from X86 optimizations because ARM has conditional add // instruction (csinc) and it removes several register moves. - const size_t literal_tag_offset = (*tag >> 2) + 1; const size_t tag_type = *tag & 3; const bool is_literal = (tag_type == 0); - *tag = is_literal ? ip[literal_tag_offset] : ip[tag_type]; - ip += is_literal ? literal_tag_offset : tag_type; - ip++; + if (is_literal) { + size_t next_literal_tag = (*tag >> 2) + 1; + *tag = ip[next_literal_tag]; + ip += next_literal_tag + 1; + } else { + *tag = ip[tag_type]; + ip += tag_type + 1; + } return tag_type; } |