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* add debug statements
* avoid possible problems with unknown ra_ types git-svn-id: trunk@21304 -
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748694a325
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@ -59,8 +59,10 @@ Unit aopt;
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Implementation
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Implementation
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uses
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uses
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cutils,
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globtype, globals,
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globtype, globals,
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verbose,
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verbose,
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cpubase,
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cgbase,
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cgbase,
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aoptda,aoptcpu,aoptcpud;
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aoptda,aoptcpu,aoptcpud;
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@ -145,6 +147,9 @@ Unit aopt;
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Else
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Else
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Begin
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Begin
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hp1 := tai(p.previous);
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hp1 := tai(p.previous);
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{$ifdef DEBUG_OPTALLOC}
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AsmL.InsertAfter(tai_comment.Create(strpnew('Removed allocation of '+std_regname(tai_regalloc(p).Reg))),p);
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{$endif DEBUG_OPTALLOC}
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AsmL.remove(p);
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AsmL.remove(p);
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p.free;
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p.free;
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p := hp1;
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p := hp1;
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@ -162,7 +167,7 @@ Unit aopt;
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}
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}
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End;
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End;
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End
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End
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else
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else if tai_regalloc(p).ratype=ra_dealloc then
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Begin
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Begin
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ExcludeRegFromUsedRegs(tai_regalloc(p).Reg,Regs);
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ExcludeRegFromUsedRegs(tai_regalloc(p).Reg,Regs);
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hp1 := p;
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hp1 := p;
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@ -174,14 +179,23 @@ Unit aopt;
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If hp2 <> nil Then
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If hp2 <> nil Then
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Begin
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Begin
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hp1 := tai(p.previous);
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hp1 := tai(p.previous);
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{$ifdef DEBUG_OPTALLOC}
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AsmL.InsertAfter(tai_comment.Create(strpnew('Moved deallocation of '+std_regname(tai_regalloc(p).Reg))),p);
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{$endif DEBUG_OPTALLOC}
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AsmL.Remove(p);
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AsmL.Remove(p);
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InsertLLItem(hp2, tai(hp2.Next), p);
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InsertLLItem(hp2, tai(hp2.Next), p);
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{$ifdef DEBUG_OPTALLOC}
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AsmL.InsertAfter(tai_comment.Create(strpnew('Moved deallocation of '+std_regname(tai_regalloc(p).Reg)+' here')),hp2);
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{$endif DEBUG_OPTALLOC}
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p := hp1;
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p := hp1;
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End
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End
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else if findregalloc(tai_regalloc(p).reg, tai(p.next))
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else if findregalloc(tai_regalloc(p).reg, tai(p.next))
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and getnextinstruction(p,hp1) then
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and getnextinstruction(p,hp1) then
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begin
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begin
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hp1 := tai(p.previous);
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hp1 := tai(p.previous);
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{$ifdef DEBUG_OPTALLOC}
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AsmL.InsertAfter(tai_comment.Create(strpnew('Removed deallocation of '+std_regname(tai_regalloc(p).Reg))),p);
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{$endif DEBUG_OPTALLOC}
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AsmL.remove(p);
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AsmL.remove(p);
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p.free;
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p.free;
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p := hp1;
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p := hp1;
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