46d2e8d778
* config/mips/irix6-libc-compat.c: New file. * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it. * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure passing workaround. From-SVN: r44294
60 lines
2.1 KiB
Plaintext
60 lines
2.1 KiB
Plaintext
# ??? If no mabi=X option given, but a mipsX option is, then should deal
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# with that.
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# ??? mabi=32 is deliberately left off the list because it doesn't work yet.
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MULTILIB_OPTIONS=mabi=n32/mabi=64
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MULTILIB_DIRNAMES=
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MULTILIB_MATCHES=
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LIBGCC = stmp-multilib
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INSTALL_LIBGCC = install-multilib
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# For svr4 we build crtbegin.o and crtend.o which serve to add begin and
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# end labels to the .ctors and .dtors section when we link using gcc.
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EXTRA_MULTILIB_PARTS=crtbegin.o crtend.o
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CRTSTUFF_T_CFLAGS=-g1
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# Build a shared libgcc library.
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SHLIB_EXT = .so
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SHLIB_NAME = @shlib_base_name@.so
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SHLIB_SONAME = @shlib_base_name@.so.1
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SHLIB_MAP = @shlib_map_file@
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SHLIB_OBJS = @shlib_objs@
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SHLIB_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared -nodefaultlibs \
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-Wl,-soname,$(SHLIB_SONAME) \
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-o $(SHLIB_NAME) @multilib_flags@ $(SHLIB_OBJS) -lc && \
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rm -f $(SHLIB_SONAME) && \
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$(LN_S) $(SHLIB_NAME) $(SHLIB_SONAME)
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# ??? Irix 6.5 seems to eat the option fine (if we somehow remove the
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# -hidden_symbol option, which is documented to be ignored in conjunction
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# with -exports_file), but fails to actually hide any symbols.
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# -Wl,-exports_file,$(SHLIB_MAP)
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# $(slibdir) double quoted to protect it from expansion while building
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# libgcc.mk. We want this delayed until actual install time.
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SHLIB_INSTALL = $(INSTALL_DATA) $(SHLIB_NAME) $$(slibdir)/$(SHLIB_SONAME); \
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rm -f $$(slibdir)/$(SHLIB_NAME); \
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$(LN_S) $(SHLIB_SONAME) $$(slibdir)/$(SHLIB_NAME)
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SHLIB_MKMAP = $(srcdir)/mkmap-flat.awk
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SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver
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# We want fine grained libraries, so use the new code to build the
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# floating point emulation libraries.
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FPBIT = fp-bit.c
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DPBIT = dp-bit.c
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dp-bit.c: $(srcdir)/config/fp-bit.c
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echo '#undef US_SOFTWARE_GOFAST' > dp-bit.c
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echo '#undef FLOAT' >> dp-bit.c
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cat $(srcdir)/config/fp-bit.c >> dp-bit.c
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fp-bit.c: $(srcdir)/config/fp-bit.c
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echo '#define FLOAT' > fp-bit.c
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echo '#undef US_SOFTWARE_GOFAST' >> fp-bit.c
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cat $(srcdir)/config/fp-bit.c >> fp-bit.c
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# This is only needed in the static libgcc as a band-aid until gcc correctly
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# implements the N32/N64 ABI structure passing conventions
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LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/mips/irix6-libc-compat.c
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