zink: switch to u_foreach_bit for ntv image access decorations

no functional changes

Reviewed-by: Jason Ekstrand <jason.ekstrand@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15217>

diff --git a/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c b/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
index 611ce9b..47a509b 100644 (file)
--- a/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
+++ b/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
@@ -163,9 +163,7 @@ block_label(struct ntv_context *ctx, nir_block *block)
 static void
 emit_access_decorations(struct ntv_context *ctx, nir_variable *var, SpvId var_id)
 {
-    unsigned access = var->data.access;
-    while (access) {
-       unsigned bit = u_bit_scan(&access);
+    u_foreach_bit(bit, var->data.access) {
        switch (1 << bit) {
        case ACCESS_COHERENT:
           /* SpvDecorationCoherent can't be used with vulkan memory model */