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[doc] Correct optimisation levels documentation for -fstore-merging

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* doc/invoke.texi (-fstore-merging): Correct default optimization
	levels at which it is enabled.
	(-O): Move -fstore-merging from list to...
	(-O2): ... Here.

From-SVN: r244893
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Kyrylo Tkachov 2017-01-25 10:13:53 +00:00 • committed by Kyrylo Tkachov
parent 5c628c3e6f
commit a5a2202779
2 changed files with 9 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* doc/invoke.texi (-fstore-merging): Correct default optimization
levels at which it is enabled.
(-O): Move -fstore-merging from list to...
(-O2): ... Here.
2017-01-25 Richard Biener <rguenther@suse.de>
PR debug/78363

4
gcc/doc/invoke.texi
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@ -7016,7 +7016,6 @@ compilation time.
-fsplit-wide-types @gol
-fssa-backprop @gol
-fssa-phiopt @gol
-fstore-merging @gol
-ftree-bit-ccp @gol
-ftree-ccp @gol
-ftree-ch @gol
@ -7076,6 +7075,7 @@ also turns on the following optimization flags:
-frerun-cse-after-loop @gol
-fsched-interblock -fsched-spec @gol
-fschedule-insns -fschedule-insns2 @gol
-fstore-merging @gol
-fstrict-aliasing -fstrict-overflow @gol
-ftree-builtin-call-dce @gol
-ftree-switch-conversion -ftree-tail-merge @gol
@ -8346,7 +8346,7 @@ early. This flag is enabled by default at @option{-O} and higher.
Perform merging of narrow stores to consecutive memory addresses. This pass
merges contiguous stores of immediate values narrower than a word into fewer
wider stores to reduce the number of instructions. This is enabled by default
at @option{-O} and higher.
at @option{-O2} and higher as well as @option{-Os}.
@item -ftree-ter
@opindex ftree-ter