2020-06-23 David Edelsohn * t-libf7: Use -include. 2020-01-08 Georg-Johann Lay Implement 64-bit double functions. PR target/92055 * t-libf7: New file. * t-libf7-math: New file. * t-libf7-math-symbols: New file. * libf7-common.mk: New file. * libf7-asm-object.mk: New file. * libf7-c-object.mk: New file. * asm-defs.h: New file. * libf7.h: New file. * libf7.c: New file. * libf7-asm.sx: New file. * libf7-array.def: New file. * libf7-const.def: New file. * libf7-constdef.h: New file. * f7renames.sh: New script. * f7wraps.sh: New script. * f7-renames.h: New generated file. * f7-wraps.h: New generated file.