Re: [arm][aarch64] Make no_insn issue to nothing

2019-09-17 Thread Richard Sandiford
"Richard Earnshaw (lists)" writes: > On 17/09/2019 15:57, Richard Sandiford wrote: >> no_insn is documented as: >> >>an insn which does not represent an instruction in the final output, >>thus having no impact on scheduling. >> >> and is used in that way by the arm port (e.g. for define_

Re: [arm][aarch64] Make no_insn issue to nothing

2019-09-17 Thread Richard Earnshaw (lists)
On 17/09/2019 15:57, Richard Sandiford wrote: no_insn is documented as: an insn which does not represent an instruction in the final output, thus having no impact on scheduling. and is used in that way by the arm port (e.g. for define_insns that expand to comments). However, most schedul

[arm][aarch64] Make no_insn issue to nothing

2019-09-17 Thread Richard Sandiford
no_insn is documented as: an insn which does not represent an instruction in the final output, thus having no impact on scheduling. and is used in that way by the arm port (e.g. for define_insns that expand to comments). However, most scheduling descriptions instead assigned units to no_insn