paweld/fpc
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/fpc/source.git synced 2025-04-22 08:29:29 +02:00
Code Issues Packages Projects Releases Wiki Activity

* set index register correctly * index register might not be changed

Browse Source 
git-svn-id: trunk@22229 -
This commit is contained in:
florian 2012-08-24 09:16:38 +00:00
parent 245d8286d5
commit 58a85e79ce
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
compiler/arm/aoptcpu.pas
View File

@ -380,7 +380,10 @@ Implementation
(taicpu(hp1).oper[1]^.reg=p.oper[1]^.ref^.base) and
{ don't apply the optimization if the base register is loaded }
(p.oper[0]^.reg<>p.oper[1]^.ref^.base) and
not(RegModifiedBetween(taicpu(hp1).oper[0]^.reg,p,hp1)) then
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);
p.oper[1]^.ref^.addressmode:=AM_POSTINDEXED;
@ -393,7 +396,7 @@ Implementation
end
else
begin
p.oper[1]^.ref^.index:=taicpu(hp1).oper[1]^.reg;
p.oper[1]^.ref^.index:=taicpu(hp1).oper[2]^.reg;
if taicpu(hp1).opcode=A_ADD then
p.oper[1]^.ref^.signindex:=1
else