[Bug target/127264] [17 Regression] ICE: RTL check: expected code 'const_int', have 'reg' in ix86_expand_ace_builtin, at config/i386/i386-expand.cc:14776 with -macev1

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127264

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
If you don't want or can't express the details, at least the patterns should be
UNSPEC with the magic TMM_REGNUM register as both input and output.