From 9c290b1e5468a66bd856ceee372079e3ce43def8 Mon Sep 17 00:00:00 2001 From: Matt Turner Date: Wed, 18 May 2016 12:48:20 -0700 Subject: [PATCH] Revert "i965/urb: fixes division by zero" This reverts commit 2a8aa1e3deb99a1ae16d942318da648c1327ece5. --- src/mesa/drivers/dri/i965/gen7_urb.c | 24 +++++++++++++++++++----- 1 file changed, 19 insertions(+), 5 deletions(-) diff --git a/src/mesa/drivers/dri/i965/gen7_urb.c b/src/mesa/drivers/dri/i965/gen7_urb.c index 6d9aa02..a412a42 100644 --- a/src/mesa/drivers/dri/i965/gen7_urb.c +++ b/src/mesa/drivers/dri/i965/gen7_urb.c @@ -292,11 +292,25 @@ gen7_upload_urb(struct brw_context *brw) if (remaining_space > total_wants) remaining_space = total_wants; if (remaining_space > 0) { - float ratio = ((float) remaining_space) / total_wants; - vs_chunks += lroundf(vs_wants * ratio); - hs_chunks += lroundf(hs_wants * ratio); - ds_chunks += lroundf(ds_wants * ratio); - gs_chunks += lroundf(gs_wants * ratio); + unsigned vs_additional = (unsigned) + roundf(vs_wants * (((float) remaining_space) / total_wants)); + vs_chunks += vs_additional; + remaining_space -= vs_additional; + total_wants -= vs_wants; + + unsigned hs_additional = (unsigned) + round(hs_wants * (((double) remaining_space) / total_wants)); + hs_chunks += hs_additional; + remaining_space -= hs_additional; + total_wants -= hs_wants; + + unsigned ds_additional = (unsigned) + round(ds_wants * (((double) remaining_space) / total_wants)); + ds_chunks += ds_additional; + remaining_space -= ds_additional; + total_wants -= ds_wants; + + gs_chunks += remaining_space; } /* Sanity check that we haven't over-allocated. */ -- 2.7.4