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* take care of the fact that x and w registers overlap when carrying out the Str/LdrAdd/Sub2Str/Ldr Postindex optimization

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git-svn-id: trunk@40023 -
This commit is contained in:
florian 2018-10-24 17:38:51 +00:00
parent adc225d0ee
commit 112fb4613b
1 changed files with 1 additions and 3 deletions
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4
compiler/aarch64/aoptcpu.pas
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@ -128,10 +128,8 @@ Implementation
(abs(taicpu(hp1).oper[2]^.val)<256)
) and
{ don't apply the optimization if the base register is loaded }
(p.oper[0]^.reg<>p.oper[1]^.ref^.base) and
(getsupreg(p.oper[0]^.reg)<>getsupreg(p.oper[1]^.ref^.base)) and
not(RegModifiedBetween(taicpu(hp1).oper[0]^.reg,p,hp1)) and
{ don't apply the optimization if the (new) index register is loaded }
(p.oper[0]^.reg<>taicpu(hp1).oper[2]^.reg) and
not(RegModifiedBetween(taicpu(hp1).oper[2]^.reg,p,hp1)) then
begin
DebugMsg('Peephole Str/LdrAdd/Sub2Str/Ldr Postindex done', p);