From: Pekka Paalanen <pekka.paala...@collabora.co.uk> The bench_* functions, that did not already do it, are modified to return the number of pixels processed during the benchmark. This moves the computation to the site that actually determines the number, and simplifies bench_composite() a bit.
Signed-off-by: Pekka Paalanen <pekka.paala...@collabora.co.uk> --- test/lowlevel-blt-bench.c | 30 ++++++++++++++++-------------- 1 file changed, 16 insertions(+), 14 deletions(-) diff --git a/test/lowlevel-blt-bench.c b/test/lowlevel-blt-bench.c index 8ad4ebb..99f8352 100644 --- a/test/lowlevel-blt-bench.c +++ b/test/lowlevel-blt-bench.c @@ -165,7 +165,7 @@ call_func (pixman_composite_func_t func, func (0, &info); } -void +double noinline bench_L (pixman_op_t op, pixman_image_t * src_img, @@ -204,9 +204,11 @@ bench_L (pixman_op_t op, call_func (func, op, src_img, mask_img, dst_img, x, 0, x, 0, 63 - x, 0, width, lines_count); } qx = q; + + return (double)n * lines_count * width; } -void +double noinline bench_M (pixman_op_t op, pixman_image_t * src_img, @@ -224,6 +226,8 @@ bench_M (pixman_op_t op, x = 0; call_func (func, op, src_img, mask_img, dst_img, x, 0, x, 0, 1, 0, WIDTH - 64, HEIGHT); } + + return (double)n * (WIDTH - 64) * HEIGHT; } double @@ -476,13 +480,12 @@ bench_composite (const char *testname, n = 1 + npix / (l1test_width * 8); t1 = gettime (); #if EXCLUDE_OVERHEAD - bench_L (op, src_img, mask_img, dst_img, n, pixman_image_composite_empty, l1test_width, 1); + pix_cnt = bench_L (op, src_img, mask_img, dst_img, n, pixman_image_composite_empty, l1test_width, 1); #endif t2 = gettime (); - bench_L (op, src_img, mask_img, dst_img, n, func, l1test_width, 1); + pix_cnt = bench_L (op, src_img, mask_img, dst_img, n, func, l1test_width, 1); t3 = gettime (); - printf (" L1:%7.2f", (double)n * l1test_width * 1 / - ((t3 - t2) - (t2 - t1)) / 1000000.); + printf (" L1:%7.2f", pix_cnt / ((t3 - t2) - (t2 - t1)) / 1000000.); fflush (stdout); memcpy (dst, src, BUFSIZE); @@ -495,13 +498,12 @@ bench_composite (const char *testname, n = 1 + npix / (l1test_width * nlines); t1 = gettime (); #if EXCLUDE_OVERHEAD - bench_L (op, src_img, mask_img, dst_img, n, pixman_image_composite_empty, l1test_width, nlines); + pix_cnt = bench_L (op, src_img, mask_img, dst_img, n, pixman_image_composite_empty, l1test_width, nlines); #endif t2 = gettime (); - bench_L (op, src_img, mask_img, dst_img, n, func, l1test_width, nlines); + pix_cnt = bench_L (op, src_img, mask_img, dst_img, n, func, l1test_width, nlines); t3 = gettime (); - printf (" L2:%7.2f", (double)n * l1test_width * nlines / - ((t3 - t2) - (t2 - t1)) / 1000000.); + printf (" L2:%7.2f", pix_cnt / ((t3 - t2) - (t2 - t1)) / 1000000.); fflush (stdout); memcpy (dst, src, BUFSIZE); @@ -510,14 +512,14 @@ bench_composite (const char *testname, n = 1 + npix / (WIDTH * HEIGHT); t1 = gettime (); #if EXCLUDE_OVERHEAD - bench_M (op, src_img, mask_img, dst_img, n, pixman_image_composite_empty); + pix_cnt = bench_M (op, src_img, mask_img, dst_img, n, pixman_image_composite_empty); #endif t2 = gettime (); - bench_M (op, src_img, mask_img, dst_img, n, func); + pix_cnt = bench_M (op, src_img, mask_img, dst_img, n, func); t3 = gettime (); printf (" M:%6.2f (%6.2f%%)", - ((double)n * (WIDTH - 64) * HEIGHT / ((t3 - t2) - (t2 - t1))) / 1000000., - ((double)n * (WIDTH - 64) * HEIGHT / ((t3 - t2) - (t2 - t1)) * bytes_per_pix) * (100.0 / bandwidth) ); + (pix_cnt / ((t3 - t2) - (t2 - t1))) / 1000000., + (pix_cnt / ((t3 - t2) - (t2 - t1)) * bytes_per_pix) * (100.0 / bandwidth) ); fflush (stdout); memcpy (dst, src, BUFSIZE); -- 2.3.6 _______________________________________________ Pixman mailing list Pixman@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/pixman