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llvmpipe: don't allow branch to end for early Z with multisample 

Don't allow the branching optimisation with multisample enabled
as we have to check all samples.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4122>
This commit is contained in:
Dave Airlie 2020-03-21 06:47:31 +10:00 committed by Marge Bot
parent d9276ae965
commit 367332b0fc
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/llvmpipe/lp_state_fs.c
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@ -570,7 +570,7 @@ generate_fs_loop(struct gallivm_state *gallivm,
z, z_fb, s_fb,
facing,
&z_value, &s_value,
!simple_shader);
!simple_shader && !key->multisample);
if (depth_mode & EARLY_DEPTH_WRITE) {
lp_build_depth_stencil_write_swizzled(gallivm, type,