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* config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add darwin-ldouble.c. (SHLIB_MAPFILES): Add libgcc-ppc64.ver. (SHLIB_MKMAP_OPTS): Delete. (TARGET_LIBGCC2_CFLAGS): Add -specs. (bispecs): Add rule. * config/rs6000/libgcc-ppc64.ver: New file. * config/rs6000/ppc64-fp.c (__fixtfdi, __floatditf): New functions. (__floatdidf, __floatdisf): Optimize multiply. (__fixunstfdi): New function. * config/rs6000/rs6000.c (rs6000_complex_function_value): Allow for real and imag parts larger than one register. (function_arg): Correct type of reg used when fp arg split partially to stack. * config/rs6000/darwin-ldouble.c: Protect with #if !_SOFT_FLOAT and __MACH__ or __powerpc64__. From-SVN: r77440
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