> > Subject: [PATCH][GCC] aarch64: Add +pauth to -march > > > > New +pauth (Pointer Authentication from Armv8.3-A) feature option for > > -march command line option. > > > > Please note that majority of PAUTH instructions are implemented behind > > HINT instruction. PAUTH stays a Armv8.3-A feature but now can be > > assigned to other architectures or CPUs. > > > > Patch includes: > > - new +pauth command line option. > > - docs update to +flagm command line option in docs. > > > > Regression tested and no issues. > > > > OK for master? > Ok. > Thanks, > Kyrill
commit ef33047a8b93d416f08f3f640dd65f3887fb05c1 > > > > gcc/ChangeLog: > > > > * config/aarch64/aarch64-option-extensions.def > > (AARCH64_OPT_EXTENSION): New +pauth option in -march for AArch64. > > * config/aarch64/aarch64.h (AARCH64_FL_PAUTH): New pauth extension > > bitmask. > > (AARCH64_ISA_PUATH): New ISA bitmask for PAUTH. > > (AARCH64_FL_FOR_ARCH8_3): Add PAUTH to Armv8.3-A. > > (TARGET_PAUTH): New target mask to isolate PAUTH instructions. > > * config/aarch64/aarch64.md (do_return): Condition set to TARGET_PAUTH. > > * doc/invoke.texi: Update docs (+flagm, +pauth).
