libgcc: Remove PREDRES and LS64 from AArch64 cpuinfo

Change AArch64 cpuinfo to follow the latest updates to the FMV spec [1]:
Remove FEAT_PREDRES and FEAT_LS64*.  Preserve the ordering in enum CPUFeatures.

[1] https://github.com/ARM-software/acle/pull/382

gcc:
	* common/config/aarch64/cpuinfo.h: Remove FEAT_PREDRES and FEAT_LS64*.
	* config/aarch64/aarch64-option-extensions.def: Remove FMV support
	for PREDRES.

libgcc:
	* config/aarch64/cpuinfo.c (__init_cpu_features_constructor):
	Remove FEAT_PREDRES and FEAT_LS64* support.
3 files changed