srctree

Sebastien Marie parent a7dbc57a 7d81c952
openbsd: add proper support for aarch64

define openbsd specific elements in std/dwarf/abi.zig regBytes()

work from Jasper Lievisse Adriaanse, with register values from sys/signal.hand https://github.com/ARM-software/abi-aa/blob/main/aadwarf64/aadwarf64.rst#dwarf-register-names
inlinesplit
lib/std/dwarf/abi.zig added: 9, removed: 1, total 8
@@ -369,6 +369,14 @@ pub fn regBytes(
 
else => error.InvalidRegister,
},
.openbsd => switch (reg_number) {
0...30 => mem.asBytes(&ucontext_ptr.sc_x[reg_number]),
31 => mem.asBytes(&ucontext_ptr.sc_sp),
32 => mem.asBytes(&ucontext_ptr.sc_lr),
33 => mem.asBytes(&ucontext_ptr.sc_elr),
34 => mem.asBytes(&ucontext_ptr.sc_spsr),
else => error.InvalidRegister,
},
else => switch (reg_number) {
0...30 => mem.asBytes(&ucontext_ptr.mcontext.regs[reg_number]),
31 => mem.asBytes(&ucontext_ptr.mcontext.sp),