Re: [PATCH] x86: Avoid stack realignment when copying data with SSE register

2021-08-04 Thread Uros Bizjak via Gcc-patches
On Wed, Aug 4, 2021 at 3:20 PM H.J. Lu wrote: > > To avoid stack realignment, call ix86_gen_scratch_sse_rtx to get a > scratch SSE register to copy data with with SSE register from one > memory location to another. > > gcc/ > > PR target/101772 > * config/i386/i386-expand.c (ix86_e

[PATCH] x86: Avoid stack realignment when copying data with SSE register

2021-08-04 Thread H.J. Lu via Gcc-patches
To avoid stack realignment, call ix86_gen_scratch_sse_rtx to get a scratch SSE register to copy data with with SSE register from one memory location to another. gcc/ PR target/101772 * config/i386/i386-expand.c (ix86_expand_vector_move): Call ix86_gen_scratch_sse_rtx to ge