build: remove CONFIG_LIBDECNUMBER

It is used by all PPC targets; we can give the directory its own
Makefile.objs file, and include it directly from target/ppc.
target/s390 can do the same when it starts using it.
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

Makefile.target

@@ -102,12 +102,6 @@ obj-y += target/$(TARGET_BASE_ARCH)/
 obj-y += disas.o
 obj-$(call notempty,$(TARGET_XML_FILES)) += gdbstub-xml.o
 
-obj-$(CONFIG_LIBDECNUMBER) += libdecnumber/decContext.o
-obj-$(CONFIG_LIBDECNUMBER) += libdecnumber/decNumber.o
-obj-$(CONFIG_LIBDECNUMBER) += libdecnumber/dpd/decimal32.o
-obj-$(CONFIG_LIBDECNUMBER) += libdecnumber/dpd/decimal64.o
-obj-$(CONFIG_LIBDECNUMBER) += libdecnumber/dpd/decimal128.o
-
 #########################################################
 # Linux user emulator target
 

default-configs/ppc-linux-user.mak

 # Default configuration for ppc-linux-user
-CONFIG_LIBDECNUMBER=y

default-configs/ppc-softmmu.mak

@@ -46,7 +46,6 @@ CONFIG_E500=y
 CONFIG_OPENPIC_KVM=$(call land,$(CONFIG_E500),$(CONFIG_KVM))
 CONFIG_PLATFORM_BUS=y
 CONFIG_ETSEC=y
-CONFIG_LIBDECNUMBER=y
 CONFIG_SM501=y
 # For PReP
 CONFIG_SERIAL_ISA=y

default-configs/ppc64-linux-user.mak

 # Default configuration for ppc64-linux-user
-CONFIG_LIBDECNUMBER=y

default-configs/ppc64-softmmu.mak

@@ -51,7 +51,6 @@ CONFIG_E500=y
 CONFIG_OPENPIC_KVM=$(call land,$(CONFIG_E500),$(CONFIG_KVM))
 CONFIG_PLATFORM_BUS=y
 CONFIG_ETSEC=y
-CONFIG_LIBDECNUMBER=y
 CONFIG_SM501=y
 # For pSeries
 CONFIG_XICS=$(CONFIG_PSERIES)

default-configs/ppc64abi32-linux-user.mak

 # Default configuration for ppc64abi32-linux-user
-CONFIG_LIBDECNUMBER=y

default-configs/ppc64le-linux-user.mak

 # Default configuration for ppc64le-linux-user
-CONFIG_LIBDECNUMBER=y

default-configs/ppcemb-softmmu.mak

@@ -15,5 +15,4 @@ CONFIG_PTIMER=y
 CONFIG_I8259=y
 CONFIG_XILINX=y
 CONFIG_XILINX_ETHLITE=y
-CONFIG_LIBDECNUMBER=y
 CONFIG_SM501=y

libdecnumber/Makefile.objs

+obj-y += decContext.o
+obj-y += decNumber.o
+obj-y += dpd/decimal32.o
+obj-y += dpd/decimal64.o
+obj-y += dpd/decimal128.o

target/ppc/Makefile.objs

@@ -15,5 +15,6 @@ obj-y += int_helper.o
 obj-y += timebase_helper.o
 obj-y += misc_helper.o
 obj-y += mem_helper.o
+obj-y += ../../libdecnumber/
 obj-$(CONFIG_USER_ONLY) += user_only_helper.o
 obj-y += gdbstub.o