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-rw-r--r--mesalib/src/glsl/nir/glsl_to_nir.cpp10
1 files changed, 8 insertions, 2 deletions
diff --git a/mesalib/src/glsl/nir/glsl_to_nir.cpp b/mesalib/src/glsl/nir/glsl_to_nir.cpp
index 544d0d932..adef19c80 100644
--- a/mesalib/src/glsl/nir/glsl_to_nir.cpp
+++ b/mesalib/src/glsl/nir/glsl_to_nir.cpp
@@ -563,8 +563,14 @@ nir_visitor::visit(ir_discard *ir)
* discards will be immediately followed by a return.
*/
- nir_intrinsic_instr *discard =
- nir_intrinsic_instr_create(this->shader, nir_intrinsic_discard);
+ nir_intrinsic_instr *discard;
+ if (ir->condition) {
+ discard = nir_intrinsic_instr_create(this->shader,
+ nir_intrinsic_discard_if);
+ discard->src[0] = evaluate_rvalue(ir->condition);
+ } else {
+ discard = nir_intrinsic_instr_create(this->shader, nir_intrinsic_discard);
+ }
nir_instr_insert_after_cf_list(this->cf_node_list, &discard->instr);
}