444639cc2
Denis Vlasenko
2008-03-02
Subject
unlzma: save a few more bytes, and maybe even a bit faster now
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Commit Diff GitHub →
archival/libunarchive/decompress_unlzma.c+3 -7
| @@ -306,13 +306,9 @@ unpack_lzma_stream(int src_fd, int dst_fd) | |
| match_byte <<= 1; | |
| bit = match_byte & 0x100; | |
| prob_lit = prob + 0x100 + bit + mi; | |
| - | if (rc_get_bit(rc, prob_lit, &mi)) { |
| - | if (!bit) |
| - | break; |
| - | } else { |
| - | if (bit) |
| - | break; |
| - | } |
| + | bit ^= (rc_get_bit(rc, prob_lit, &mi) << 8); /* 0x100 or 0 */ |
| + | if (bit) |
| + | break; |
| } while (mi < 0x100); | |
| } | |
| while (mi < 0x100) { | |