sh-elf-objdump -f sglA00.o
sglA00.o: file format coff-sh
architecture: sh, flags 0x00000030:
HAS_SYMS, HAS_LOCALS
...
sh-elf-objcopy -Icoff-sh -Oelf32-sh sglA00.o
sh-elf-objdump -f sglA00.o
sglA00.o: file format elf32-sh
architecture: sh4, flags 0x00000010:
HAS_SYMS
...