From 9847c7531e8cab740264ac32e752e825c66f23e0 Mon Sep 17 00:00:00 2001 From: Martin Liska Date: Mon, 13 Feb 2023 10:15:55 +0100 Subject: [PATCH] docs: document new param gcc/ChangeLog: * doc/invoke.texi: Document ira-simple-lra-insn-threshold. --- gcc/doc/invoke.texi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 51447a78584a..26de582e41ef 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -15511,6 +15511,9 @@ available alternatives for preferred register class even if it has found some choice with an appropriate register class and respect the found qualified matching constraint. +@item ira-simple-lra-insn-threshold +Approximate function insn number in 1K units triggering simple local RA. + @item lra-inheritance-ebb-probability-cutoff LRA tries to reuse values reloaded in registers in subsequent insns. This optimization is called inheritance. EBB is used as a region to -- 2.47.3