nv50/ir: allow movs with TYPE_F64 destinations to be split

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_build_util.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_build_util.cpp
index 19418c0..ece6ce4 100644 (file)
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_build_util.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_build_util.cpp
@@ -555,6 +555,12 @@ BuildUtil::split64BitOpPostRA(Function *fn, Instruction *i,
    switch (i->dType) {
    case TYPE_U64: hTy = TYPE_U32; break;
    case TYPE_S64: hTy = TYPE_S32; break;
+   case TYPE_F64:
+      if (i->op == OP_MOV) {
+         hTy = TYPE_U32;
+         break;
+      }
+      /* fallthrough */
    default:
       return NULL;
    }