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-rw-r--r--src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp b/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp
index 2aa20053c14..93af23faac0 100644
--- a/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp
+++ b/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp
@@ -481,6 +481,8 @@ TargetNVC0::isModSupported(const Instruction *insn, int s, Modifier mod) const
case OP_XOR:
break;
case OP_ADD:
+ if (mod.abs())
+ return false;
if (insn->src(s ? 0 : 1).mod.neg())
return false;
break;