答复: How about providing an interface to fusing instructions via scheduling

2021-09-06 Thread gengqi via Gcc
In fact, I had read the relevant code of aarch64 before suggesting this point. As I understood it, the interface could set the priority based on the properties of the insn itself. The insn of the load/store instructions have the same properties, and using these similarities it could be scheduled t

Re: Enable the vectorizer at -O2 for GCC 12

2021-09-06 Thread Hongtao Liu via Gcc
On Wed, Sep 1, 2021 at 7:24 PM Tamar Christina via Gcc wrote: > > -- edit, added list back in -- > > Just to add some AArch64 numbers for Spec2017 we see 2.1% overall Geomean > improvements (all from x264 as expected) with no real regressions (everything > within variance) and only a 0.06% binar

Delivery report

2021-09-06 Thread postmaster
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Build gcc question

2021-09-06 Thread Gary Oblock via Gcc
I've got a really amazingly bizarre bug, when running my modified gcc under gdb, I see some bewildering behavior. So, before I start debugging at the assembly level, I'd like to see some .s files. This led me to try adding "-save-temps" to the CFLAGS and CXXFLAGS on the make command line. This in t