llvmpipe: fix stencil only formats.

[mesa.git] / src / gallium / drivers / llvmpipe / lp_state_fs.c

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index edc4dcd2a5ae871aa5357712571c4a37c63ed97e..e1c5fc095978f0251897cf753cbe2a2aba013001 100644 (file)
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -559,6 +559,9 @@ generate_fs_loop(struct gallivm_state *gallivm,
          struct lp_type s_type = zs_type;
          if (zs_format_desc->block.bits < type.width)
             z_type.width = type.width;
+         if (zs_format_desc->block.bits == 8)
+            s_type.width = type.width;
+
          else if (zs_format_desc->block.bits > 32) {
             z_type.width = z_type.width / 2;
             s_type.width = s_type.width / 2;