Kazu Hirata - [patch] common.opt: Remove -ftree-lrs. (original) (raw)

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• From: Kazu Hirata
• To: gcc-patches at gcc dot gnu dot org
• Date: Sat, 17 Feb 2007 15:54:33 -0800
• Subject: [patch] common.opt: Remove -ftree-lrs.

Hi,

Attached is a patch to remove -ftree-lrs as it is unused.

I am not sure if I should follow the normal deprecation process. Please let me know if I should.

Bootstrapped on i686-pc-linux-gnu. OK to apply?

Kazu Hirata

2007-02-18 Kazu Hirata kazu@codesourcery.com

* common.opt (-ftree-lrs): Remove.
* doc/invoke.texi (-ftree-lrs): Likewise.

Index: common.opt

--- common.opt (revision 122017) +++ common.opt (working copy) @@ -1050,10 +1050,6 @@ ftree-ter Common Report Var(flag_tree_ter) Optimization Replace temporary expressions in the SSA->normal pass -ftree-lrs -Common Report Var(flag_tree_live_range_split) Optimization -Perform live range splitting during the SSA->normal pass

ftree-vrp Common Report Var(flag_tree_vrp) Init(0) Optimization Perform Value Range Propagation on trees Index: doc/invoke.texi

--- doc/invoke.texi (revision 122017) +++ doc/invoke.texi (working copy) @@ -350,7 +350,7 @@ Objective-C and Objective-C++ Dialects}. -ftree-pre -ftree-ccp -ftree-dce -ftree-loop-optimize @gol -ftree-loop-linear -ftree-loop-im -ftree-loop-ivcanon -fivopts @gol -ftree-dominator-opts -ftree-dse -ftree-copyrename -ftree-sink @gol --ftree-ch -ftree-sra -ftree-ter -ftree-lrs -ftree-fre -ftree-vectorize @gol +-ftree-ch -ftree-sra -ftree-ter -ftree-fre -ftree-vectorize @gol -ftree-vect-loop-version -ftree-salias -fipa-pta -fweb @gol -ftree-copy-prop -ftree-store-ccp -ftree-store-copy-prop -fwhole-program @gol --param @var{name}=@var{value} @@ -4759,7 +4759,6 @@ compilation time. -ftree-dominator-opts @gol -ftree-dse @gol -ftree-ter @gol --ftree-lrs @gol -ftree-sra @gol -ftree-copyrename @gol -ftree-fre @gol @@ -5455,11 +5454,6 @@ defining expression. This results in no much more complex trees to work on resulting in better RTL generation. This is enabled by default at @option{-O} and higher. -@item -ftree-lrs -Perform live range splitting during the SSA->normal phase. Distinct live -ranges of a variable are split into unique variables, allowing for better -optimization later. This is enabled by default at @option{-O} and higher.

@item -ftree-vectorize Perform loop vectorization on trees.