* config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)

	(MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
	(TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
	(TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
	(TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
	(TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
	than target_flags & 0.
	* config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
	(iq2000_arch, iq2000_parse_cpu): Delete.
	(TARGET_HANDLE_OPTION): Override default.
	(iq2000_handle_option): New function.
	(override_options): Remove -march= and -mcpu= handling.
	* config/iq2000/iq2000.opt: New file.

From-SVN: r97240