| # -*- makefile -*- |
| # |
| # arch/arm64/MCONFIG |
| # |
| # Special rules for this architecture. Note that this is actually |
| # included from the main Makefile, and that pathnames should be |
| # accordingly. |
| # |
| |
| CPU_ARCH ?= armv8-a |
| CPU_TUNE ?= generic |
| |
| KLIBCOPTFLAGS += -g -Os -march=$(CPU_ARCH) -mtune=$(CPU_TUNE) |
| KLIBCBITSIZE = 64 |
| KLIBCREQFLAGS += -fno-exceptions -mgeneral-regs-only |
| |
| # Extra linkflags when building the shared version of the library |
| # This address needs to be reachable using normal inter-module |
| # calls, and work on the memory models for this architecture |
| |
| # On arm64, binaries are normally loaded at 4MB. Place klibc.so |
| # a little before that at 2MB to prevent overlap. |
| KLIBCSHAREDFLAGS = -Ttext 0x0200000 |
