ac/llvm: set invariant.load on image loads with ACCESS_CAN_REORDER

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20146>

diff --git a/src/amd/llvm/ac_nir_to_llvm.c b/src/amd/llvm/ac_nir_to_llvm.c
index 8522b03..58f12a1 100644 (file)
--- a/src/amd/llvm/ac_nir_to_llvm.c
+++ b/src/amd/llvm/ac_nir_to_llvm.c
@@ -2664,7 +2664,7 @@ static LLVMValueRef visit_image_load(struct ac_nir_context *ctx, const nir_intri
       if (!level_zero)
          args.lod = get_src(ctx, instr->src[3]);
       args.dmask = 15;
-      args.attributes = 0;
+      args.attributes = access & ACCESS_CAN_REORDER ? AC_ATTR_INVARIANT_LOAD : 0;
 
       assert(instr->dest.is_ssa);
       args.d16 = instr->dest.ssa.bit_size == 16;