diff options
Diffstat (limited to 'print/ghostscript-afpl/files/patch-ac')
-rw-r--r-- | print/ghostscript-afpl/files/patch-ac | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/print/ghostscript-afpl/files/patch-ac b/print/ghostscript-afpl/files/patch-ac deleted file mode 100644 index 319922485be0..000000000000 --- a/print/ghostscript-afpl/files/patch-ac +++ /dev/null @@ -1,87 +0,0 @@ -begin patches/patch-ac: -This patch removes the code that tries to figure out the cache size of -the host. The algorithm may very well fail under some circumstances -- -it makes too many assumptions about the cache behaviour, but most -importantly, the figured out values ARE NOT USED anywhere in the -ghostscript code anymore. - - -mi - ---- src/genarch.c Thu Mar 9 03:40:41 2000 -+++ src/genarch.c Wed Jul 19 09:37:30 2000 -@@ -43,11 +42,0 @@ --private clock_t --time_clear(char *buf, int bsize, int nreps) --{ -- clock_t t = clock(); -- int i; -- -- for (i = 0; i < nreps; ++i) -- memset(buf, 0, bsize); -- return clock() - t; --} -- -@@ -181,63 +170,2 @@ - #undef PRINT_MAX -- -- section(f, "Cache sizes"); -- -- /* -- * Determine the primary and secondary cache sizes by looking for a -- * non-linearity in the time required to fill blocks with memset. -- */ -- { --#define MAX_BLOCK (1 << 20) -- static char buf[MAX_BLOCK]; -- int bsize = 1 << 10; -- int nreps = 1; -- clock_t t = 0; -- clock_t t_eps; -- -- /* -- * Increase the number of repetitions until the time is -- * long enough to exceed the likely uncertainty. -- */ -- -- while ((t = time_clear(buf, bsize, nreps)) == 0) -- nreps <<= 1; -- t_eps = t; -- while ((t = time_clear(buf, bsize, nreps)) < t_eps * 10) -- nreps <<= 1; -- -- /* -- * Increase the block size until the time jumps non-linearly. -- */ -- for (; bsize <= MAX_BLOCK;) { -- clock_t dt = time_clear(buf, bsize, nreps); -- -- if (dt > t + (t >> 1)) { -- t = dt; -- break; -- } -- bsize <<= 1; -- nreps >>= 1; -- if (nreps == 0) -- nreps = 1, t <<= 1; -- } -- define_int(f, "ARCH_CACHE1_SIZE", bsize >> 1); -- /* -- * Do the same thing a second time for the secondary cache. -- */ -- if (nreps > 1) -- nreps >>= 1, t >>= 1; -- for (; bsize <= MAX_BLOCK;) { -- clock_t dt = time_clear(buf, bsize, nreps); -- -- if (dt > t * 1.25) { -- t = dt; -- break; -- } -- bsize <<= 1; -- nreps >>= 1; -- if (nreps == 0) -- nreps = 1, t <<= 1; -- } -- define_int(f, "ARCH_CACHE2_SIZE", bsize >> 1); -- } - |