forked from Imagelibrary/rtems
c3102eb531
PR 1150/bsps * custom/mvme5500.cfg: This is a follow-up of the PR846 due to the fact that gcc (4.0.2) implicitely uses the vector engine for optimization; -mcpu=7450 -Dmpc7455 -mno-altivec -mabi=altivec is better.
44 lines
1.3 KiB
INI
44 lines
1.3 KiB
INI
#
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# Config file for the PowerPC 7455 based mvme5500
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#
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# $Id$
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#
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include $(RTEMS_ROOT)/make/custom/default.cfg
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RTEMS_CPU=powerpc
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RTEMS_CPU_MODEL=mpc7455
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# This is the actual bsp directory used during the build process.
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RTEMS_BSP_FAMILY=mvme5500
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# This contains the compiler options necessary to select the CPU model
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# and (hopefully) optimize for it.
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# if gcc does not regonize 7450 then change -mcpu=750
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#
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CPU_CFLAGS = -mcpu=7450 -Dmpc7455 -mno-altivec -mabi=altivec -mvrsave=no -mmultiple -mstring -mstrict-align
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#T. Straumann; disable sdata=eabi for now until CEXP supports it -meabi -msdata=eabi
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# optimize flag: typically -0, could use -O4 or -fast
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# -O4 is ok for RTEMS
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# NOTE: some level of -O may be actually required by inline assembler
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#CFLAGS_OPTIMIZE_V=-O4 -fno-keep-inline-functions
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CFLAGS_OPTIMIZE_V = -O4
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# debug flags: typically none, but at least -O1 is required due to this
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# BSP using inlined code
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CFLAGS_DEBUG_V = -O1
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define make-exe
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$(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) -o $@ $(LINK_OBJS) $(LINK_LIBS)
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$(NM) -g -n $@ > $(basename $@).num
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$(SIZE) $@
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# test -d ${PROJECT_RELEASE}/bin || mkdir ${PROJECT_RELEASE}/bin
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$(OBJCOPY) -Obinary $@ $(@:%.exe=%)$(LIB_VARIANT).bin
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endef
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# Miscellaneous additions go here
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# No start file
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START_BASE=mvme5500start
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