Add HS to bfd
Typo
Add HS
Refactoring
Add HS
Infrastructure needed to add HS instructions (and adding XBFU)
Add STD/LDD ops
Select the proper register names for HS
Hard error when mixing ARCv2EM with ARCv2HS
Check the HS-ZOLs for branch/jump instructions
Safe update of cpu_flags
Add HS instructions:  DMACH, DMACHU, DMPY, DMPYHU, MAC, MACU,VADDSUB2H, VSUB2H, and VSUBADD2H
Add all HS integral operations
Add VADD2H
 Add HS support
Fix AEX pattern for aux regs
Add HS floating point instructions
Add ACCL,ACCH registers for ARCv2
ARC: Disable --gc-sections

It is a known problem (see STAR 9000656506) that ld option --gc-sections
cause failed assertions for ARC. Until the root cause will be resolved,
disable --gc-sections.

Signed-off-by: Anton Kolesov <anton.kolesov@synopsys.com>
(cherry picked from commit e223d00c4a8811035308b317a1b75d70fda809c3)
Selective truncate last bits of a pc relative relocation