Uros Bizjak <ubiz...@gmail.com> writes: Ping.
> On Wed, Apr 1, 2020 at 9:28 AM Hongtao Liu <crazy...@gmail.com> wrote: >> >> On Wed, Apr 1, 2020 at 3:32 PM Hongtao Liu <crazy...@gmail.com> wrote: >> > >> > Hi: >> > This patch is about to enable GCC support for TSXLDTRK which would >> > be in GLC. There's only 2 instructions: XRESLDTRK, XSUSLDTRK, more >> > details please >> > refer to >> > https://software.intel.com/sites/default/files/managed/c5/15/architecture-instruction-set-extensions-programming-reference.pdf >> > I know it's stage4 right now, and patches are approved only for bug >> > fixed, but since many users prefer to use release version other than >> > build from trunk, i'd like to see this patch land on GCC10, after >> > all it's only 2 instructions, without any significant changes. >> > >> > Bootstrap ok, regression test on i386/x86 backend is ok. > > No, this should wait for gcc-11. > > Uros. > >> > gcc/Changelog >> > * common/config/i386/i386-common.c (OPTION_MASK_ISA2_TSXLDTRK_SET, >> > OPTION_MASK_ISA2_TSXLDTRK_UNSET): New macros. >> > * config.gcc: Add tsxldtrkintrin.h to extra_headers. >> > * config/i386/driver-i386.c (host_detect_local_cpu): Detect >> > TSXLDTRK. >> > * config/i386/i386-builtin.def: Add new builtins. >> > * config/i386/i386-c.c (ix86_target_macros_internal): Define >> > __TSXLDTRK__. >> > * config/i386/i386-options.c (ix86_target_string): Add >> > -mtsxldtrk. >> > * config/i386/i386.h (TARGET_TSXLDTRK, TARGET_TSXLDTRK_P): >> > New. >> > * config/i386/i386.md (define_c_enum "unspec"): Add >> > UNSPECV_SUSLDTRK, UNSPECV_RESLDTRK. >> > (TSXLDTRK): New define_int_iterator. >> > ("<tsxldtrk>"): New define_insn. >> > * config/i386/i386.opt: Add -mtsxldtrk. >> > * config/i386/immintrin.h: Include tsxldtrkintrin.h. >> > * config/i386/tsxldtrkintrin.h: New. >> > * doc/invoke.texi: Document -mtsxldtrk. >> > >> > gcc/testsuite/Changelog >> > * g++.dg/other/i386-2.c: Add -mtsxldtrk. >> > * g++.dg/other/i386-3.c: Likewise. >> > * gcc.target/i386/sse-12.c: Likewise. >> > * gcc.target/i386/sse-13.c: Likewise. >> > * gcc.target/i386/sse-14.c: Likewise. >> > * gcc.target/i386/sse-22.c: Likewsie. >> > * gcc.target/i386/sse-23.c: Likewise. >> > * gcc.target/i386/tsxldtrk-1.c: New test. >> > >> > -- >> > BR, >> > Hongtao >> >> Add patch. >> >> -- >> BR, >> Hongtao
