Also compile/link nv2a_shaders.c

hw/xbox/Makefile.objs

@@ -2,7 +2,7 @@ obj-y += xbox.o chihiro.o
 obj-y += xbox_pci.o acpi_xbox.o
 obj-y += amd_smbus.o smbus_xbox_smc.o smbus_cx25871.o smbus_adm1032.o
 obj-y += nvnet.o
-obj-y += nv2a.o nv2a_vsh.o nv2a_psh.o
+obj-y += nv2a.o nv2a_vsh.o nv2a_psh.o nv2a_shaders.o
 obj-y += swizzle.o g-lru-cache.o
 obj-y += mcpx_apu.o mcpx_aci.o
 obj-y += lpc47m157.o