vc4: Don't try to follow MOVs across a pack.

diff --git a/src/gallium/drivers/vc4/vc4_qir.c b/src/gallium/drivers/vc4/vc4_qir.c
index d9f51bb..59a4e62 100644 (file)
--- a/src/gallium/drivers/vc4/vc4_qir.c
+++ b/src/gallium/drivers/vc4/vc4_qir.c
@@ -429,7 +429,8 @@ qir_follow_movs(struct vc4_compile *c, struct qreg reg)
 {
         while (reg.file == QFILE_TEMP &&
                c->defs[reg.index] &&
-               c->defs[reg.index]->op == QOP_MOV) {
+               c->defs[reg.index]->op == QOP_MOV &&
+               !c->defs[reg.index]->dst.pack) {
                 reg = c->defs[reg.index]->src[0];
         }