Re: [Qemu-devel] [RFC v2 03/34] Makefile.target: Introduce arch-obj

[Richard Henderson]

On 05/30/2015 11:11 PM, Peter Crosthwaite wrote:
>  #########################################################
>  # cpu emulator library
> -obj-y = exec.o translate-all.o cpu-exec.o
> -obj-y += tcg/tcg.o tcg/tcg-op.o tcg/optimize.o
> +obj-y += exec.o
> +arch-obj-$(call lnot,$(TARGET_MULTI)) += translate-all.o
> +arch-obj-$(call lnot,$(TARGET_MULTI)) += cpu-exec.o
> +arch-obj-$(call lnot,$(TARGET_MULTI)) += tcg/tcg.o tcg/tcg-op.o 
> tcg/optimize.o
>  obj-$(CONFIG_TCG_INTERPRETER) += tci.o
>  obj-$(CONFIG_TCG_INTERPRETER) += disas/tci.o
>  obj-y += fpu/softfloat.o
> -obj-y += target-$(TARGET_BASE_ARCH)/
> +obj-$(CONFIG_ARCH_SINGLE) += target-$(TARGET_BASE_ARCH)/
> +arch-obj-$(CONFIG_ARCH_MULTI) += target-$(TARGET_BASE_ARCH)/
> +obj-$(CONFIG_ARCH_MULTI) += target-$(TARGET_BASE_ARCH)/hw/
>  obj-y += disas.o
>  obj-$(call notempty,$(TARGET_XML_FILES)) += gdbstub-xml.o
>  obj-$(call lnot,$(CONFIG_KVM)) += kvm-stub.o
> @@ -132,7 +136,8 @@ obj-y += arch_init.o cpus.o monitor.o gdbstub.o balloon.o 
> ioport.o numa.o
>  obj-y += qtest.o bootdevice.o
>  obj-y += hw/
>  obj-$(CONFIG_KVM) += kvm-all.o
> -obj-y += memory.o savevm.o cputlb.o
> +obj-y += memory.o savevm.o
> +arch-obj-$(call lnot,$(TARGET_MULTI)) += cputlb.o
>  obj-y += memory_mapping.o
>  obj-y += dump.o
>  LIBS := $(libs_softmmu) $(LIBS)

How does translate-all.o get built for CONFIG_ARCH_SINGLE?

Is arch-obj-n added to obj-y somewhere I'm missing?  Such an inclusion would
seem to tidy some of the lines above...


r~