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-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
index dc0667fb6a9..9b4bf8230fa 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nvc0.cpp
@@ -2264,6 +2264,10 @@ NVC0LoweringPass::readTessCoord(LValue *dst, int c)
y = dst;
} else {
assert(c == 2);
+ if (prog->driver->prop.tp.domain != PIPE_PRIM_TRIANGLES) {
+ bld.mkMov(dst, bld.loadImm(NULL, 0));
+ return;
+ }
x = bld.getSSA();
y = bld.getSSA();
}