Comparison operations using 16-bit sources produce 16-bit results
(0xFFFF/0x0000) instead of (0xFFFFFFF/0x00000000).
Signed-off-by: Topi Pohjolainen <topi.pohjolai...@intel.com>
---
src/intel/compiler/brw_fs_nir.cpp | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/src/intel/compiler/brw_fs_nir.cpp
b/src/intel/compiler/brw_fs_nir.cpp
index c455fa4e27..baa84b0f3c 100644
--- a/src/intel/compiler/brw_fs_nir.cpp
+++ b/src/intel/compiler/brw_fs_nir.cpp
@@ -396,10 +396,15 @@ fs_visitor::nir_emit_cf_list(exec_list *list)
void
fs_visitor::nir_emit_if(nir_if *if_stmt)
{
+ const fs_reg src = get_nir_src(if_stmt->condition);
+ fs_inst *inst;
+
/* first, put the condition into f0 */
- fs_inst *inst = bld.MOV(bld.null_reg_d(),
- retype(get_nir_src(if_stmt->condition),
- BRW_REGISTER_TYPE_D));
+ if (brw_reg_type_to_size(src.type) == 2)
+ inst = bld.MOV(bld.null_reg_w(), retype(src, BRW_REGISTER_TYPE_W));
+ else
+ inst = bld.MOV(bld.null_reg_d(), retype(src, BRW_REGISTER_TYPE_D));
+
inst->conditional_mod = BRW_CONDITIONAL_NZ;
bld.IF(BRW_PREDICATE_NORMAL);
--
2.11.0
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