Re: [PATCH] Generate vmovapd instead of vmovsd for moving DFmode between SSE_REGS.

2023-08-14 Thread Uros Bizjak via Gcc-patches
On Mon, Aug 14, 2023 at 4:46 AM liuhongt via Gcc-patches wrote: > > vmovapd can enable register renaming and have same code size as > vmovsd. Similar for vmovsh vs vmovaps, vmovaps is 1 byte less than > vmovsh. > > When TARGET_AVX512VL is not available, still generate > vmovsd/vmovss/vmovsh to avo

Re: [PATCH] Generate vmovapd instead of vmovsd for moving DFmode between SSE_REGS.

2023-08-13 Thread Hongtao Liu via Gcc-patches
cc On Mon, Aug 14, 2023 at 10:46 AM liuhongt wrote: > > vmovapd can enable register renaming and have same code size as > vmovsd. Similar for vmovsh vs vmovaps, vmovaps is 1 byte less than > vmovsh. > > When TARGET_AVX512VL is not available, still generate > vmovsd/vmovss/vmovsh to avoid vmovapd/