diff --git a/src/asahi/compiler/agx_compiler.h b/src/asahi/compiler/agx_compiler.h
index abe39b6d761..466b17c7f12 100644
--- a/src/asahi/compiler/agx_compiler.h
+++ b/src/asahi/compiler/agx_compiler.h
@@ -61,6 +61,18 @@ enum agx_size {
    AGX_SIZE_64 = 2
 };
 
+static inline unsigned
+agx_size_align_16(enum agx_size size)
+{
+   switch (size) {
+   case AGX_SIZE_16: return 1;
+   case AGX_SIZE_32: return 2;
+   case AGX_SIZE_64: return 4;
+   }
+
+   unreachable("Invalid size");
+}
+
 typedef struct {
    /* Sufficient for as many SSA values as we need. Immediates and uniforms fit in 16-bits */
    unsigned value : 22;