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46 lines
1.2 KiB
Makefile
46 lines
1.2 KiB
Makefile
# Powerpc32 specific build options.
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ifeq ($(with-fp),no)
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+cflags += -msoft-float
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sysdep-LDFLAGS += -msoft-float
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endif
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ifeq ($(subdir),gmon)
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sysdep_routines += ppc-mcount compat-ppc-mcount
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static-only-routines += ppc-mcount
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shared-only-routines += compat-ppc-mcount
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endif
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ifeq ($(subdir),misc)
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sysdep_routines += gprsave0 gprrest0 gprsave1 gprrest1
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endif
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# On PPC, -fpic works until the GOT contains 32768 bytes, and possibly
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# more depending on how clever the linker is. Each GOT entry takes 4 bytes,
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# so that's at least 8192 entries. Since libc only uses about 2000 entries,
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# we want to use -fpic, because this generates fewer relocs.
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ifeq (yes,$(build-shared))
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pic-ccflag = -fpic
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endif
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ifeq ($(subdir),csu)
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# There is no benefit to using sdata for these objects, and the user
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# of the library should be able to control what goes into sdata.
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CFLAGS-init.o = -G0
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CFLAGS-gmon-start.o = -G0
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ifeq (yes,$(build-shared))
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# Compatibility
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ifeq (yes,$(have-protected))
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CPPFLAGS-libgcc-compat.S = -DHAVE_DOT_HIDDEN
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endif
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sysdep_routines += libgcc-compat
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shared-only-routines += libgcc-compat
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endif
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endif
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ifeq ($(subdir),elf)
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# extra shared linker files to link only into dl-allobjs.so
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sysdep-rtld-routines += dl-start
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endif
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