From c364d32ccc030c04b5289f0ffea0197f4ff7e666 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sat, 3 Feb 2018 17:44:00 +0100 Subject: bzip2: runningOrder[] values are always 0..255, make it uint8 function old new delta mainSort 1171 1124 -47 Signed-off-by: Denys Vlasenko --- archival/libarchive/bz/blocksort.c | 9 ++++----- archival/libarchive/bz/bzlib_private.h | 2 +- 2 files changed, 5 insertions(+), 6 deletions(-) (limited to 'archival') diff --git a/archival/libarchive/bz/blocksort.c b/archival/libarchive/bz/blocksort.c index 473244d..c2d5f15 100644 --- a/archival/libarchive/bz/blocksort.c +++ b/archival/libarchive/bz/blocksort.c @@ -732,7 +732,7 @@ void mainSort(EState* state, int32_t i, j; Bool bigDone[256]; /* bbox: moved to EState to save stack - int32_t runningOrder[256]; + uint8_t runningOrder[256]; int32_t copyStart[256]; int32_t copyEnd [256]; */ @@ -833,16 +833,15 @@ void mainSort(EState* state, /*h = h / 3;*/ h = (h * 171) >> 9; /* bbox: fast h/3 */ for (i = h; i <= 255; i++) { - int32_t vv; - vv = runningOrder[i]; + unsigned vv; + vv = runningOrder[i]; /* uint8[] */ j = i; while (BIGFREQ(runningOrder[j-h]) > BIGFREQ(vv)) { runningOrder[j] = runningOrder[j-h]; j = j - h; if (j <= (h - 1)) - goto zero; + break; } - zero: runningOrder[j] = vv; } } while (h != 1); diff --git a/archival/libarchive/bz/bzlib_private.h b/archival/libarchive/bz/bzlib_private.h index 8e44a8e..4acaef8 100644 --- a/archival/libarchive/bz/bzlib_private.h +++ b/archival/libarchive/bz/bzlib_private.h @@ -192,7 +192,7 @@ typedef struct EState { int32_t BZ2_hbMakeCodeLengths__weight[BZ_MAX_ALPHA_SIZE * 2]; int32_t BZ2_hbMakeCodeLengths__parent[BZ_MAX_ALPHA_SIZE * 2]; - int32_t mainSort__runningOrder[256]; + uint8_t mainSort__runningOrder[256]; int32_t mainSort__copyStart[256]; int32_t mainSort__copyEnd[256]; } EState; -- cgit v1.1