[ping][PATCH] DWARF: Match behaviour of .cfi_xxx when doing manual frame output.

2021-12-02 Thread Iain Sandoe
Hi, I’d like to ping this patch at least for opinion on whether the approach is reasonable (as noted below it could be put behind a target hook if necessary) thanks Iain > On 17 Nov 2021, at 17:17, Iain Sandoe via Gcc-patches > wrote: > > At present, for several reasons, it is not possible to

[PATCH] DWARF: Match behaviour of .cfi_xxx when doing manual frame output.

2021-11-17 Thread Iain Sandoe via Gcc-patches
At present, for several reasons, it is not possible to switch Darwin to use .cfi instructions for frame output. When GCC uses .cfi_ instructions, the behaviour w.r.t frame sections (for a target with unwind frames by defaults): (no options ) .eh_frame (-g ) .eh_frame (-g -fno-unwind-tables -fno-a