radv: Lower 64bit iadd_sat.

Signed-off-by: Georg Lehmann <dadschoorse@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15421>

diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index 917e77aa638b4b37d15be25debf0b1dcb74578df..51a49b60af3fca4cc4ab861242f7603cc98380a6 100644 (file)
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -102,7 +102,8 @@ get_nir_options_for_stage(struct radv_physical_device *device, gl_shader_stage s
       /* nir_lower_int64() isn't actually called for the LLVM backend,
        * but this helps the loop unrolling heuristics. */
       .lower_int64_options = nir_lower_imul64 | nir_lower_imul_high64 | nir_lower_imul_2x32_64 |
-                             nir_lower_divmod64 | nir_lower_minmax64 | nir_lower_iabs64,
+                             nir_lower_divmod64 | nir_lower_minmax64 | nir_lower_iabs64 |
+                             nir_lower_iadd_sat64,
       .lower_doubles_options = nir_lower_drcp | nir_lower_dsqrt | nir_lower_drsq | nir_lower_ddiv,
       .divergence_analysis_options = nir_divergence_view_index_uniform,
    };