r600/asm: enable nstack check for tess ctrl/eval shaders.

This just makes sure they register at least one stack
usage frame like vertex shaders.

Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index 0527011..77bd768 100644 (file)
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -1690,7 +1690,7 @@ int r600_bytecode_build(struct r600_bytecode *bc)
        if (!bc->nstack) // If not 0, Stack_size already provided by llvm
                bc->nstack = bc->stack.max_entries;
 
-       if (bc->type == TGSI_PROCESSOR_VERTEX && !bc->nstack) {
+       if ((bc->type == TGSI_PROCESSOR_VERTEX || bc->type == TGSI_PROCESSOR_TESS_EVAL || bc->type == TGSI_PROCESSOR_TESS_CTRL) && !bc->nstack) {
                bc->nstack = 1;
        }