From: Francisco Jerez <curroje...@riseup.net>
Reviewed-by: Jason Ekstrand <ja...@jlekstrand.net>
---
src/intel/compiler/brw_fs.cpp | 2 +-
src/intel/compiler/brw_fs_generator.cpp | 5 +++++
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp
index 9a93d47..5a30bf4 100644
--- a/src/intel/compiler/brw_fs.cpp
+++ b/src/intel/compiler/brw_fs.cpp
@@ -2678,7 +2678,7 @@ fs_visitor::opt_sampler_eot()
{
brw_wm_prog_key *key = (brw_wm_prog_key*) this->key;
- if (stage != MESA_SHADER_FRAGMENT)
+ if (stage != MESA_SHADER_FRAGMENT || dispatch_width > 16)
return false;
if (devinfo->gen != 9 && !devinfo->is_cherryview)
diff --git a/src/intel/compiler/brw_fs_generator.cpp
b/src/intel/compiler/brw_fs_generator.cpp
index ca239a2..f5c19ce 100644
--- a/src/intel/compiler/brw_fs_generator.cpp
+++ b/src/intel/compiler/brw_fs_generator.cpp
@@ -905,6 +905,11 @@ fs_generator::generate_tex(fs_inst *inst, struct brw_reg
dst, struct brw_reg src
uint32_t return_format;
bool is_combined_send = inst->eot;
+ /* Sampler EOT message of less than the dispatch width would kill the
+ * thread prematurely.
+ */
+ assert(!is_combined_send || inst->exec_size == dispatch_width);
+
switch (dst.type) {
case BRW_REGISTER_TYPE_D:
return_format = BRW_SAMPLER_RETURN_FORMAT_SINT32;
--
2.5.0.400.gff86faf
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