Re: [PATCH 1/3] MIPS: add -mcompact-branches=prefer option

2021-02-16 Thread Maciej W. Rozycki
On Tue, 16 Feb 2021, Jeff Law via Gcc-patches wrote: > I think this will be OK once the wording in patch 2/3 of this series is > fixed. As I noted with 2/3 I would like to know what this extra complication is exactly needed for, and then whether we can't reuse the existing options. Once settl

Re: [PATCH 1/3] MIPS: add -mcompact-branches=prefer option

2021-02-16 Thread Jeff Law via Gcc-patches
On 2/5/21 2:53 AM, YunQiang Su wrote: > For MIPSr6, we may wish to use compact-branches only. > Currently, we have to use `always' option, while it is mark as conflict > with pre-R6. > cc1: error: unsupported combination: ‘mips32r2’ -mcompact-branches=always > > It make some trouble for distri

[PATCH 1/3] MIPS: add -mcompact-branches=prefer option

2021-02-05 Thread YunQiang Su
For MIPSr6, we may wish to use compact-branches only. Currently, we have to use `always' option, while it is mark as conflict with pre-R6. cc1: error: unsupported combination: ‘mips32r2’ -mcompact-branches=always It make some trouble for distributions to make -mcompact-branches=always default fo