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+ introduce tai_align_abstract.create_max which limits the maximal number of bytes being inserted for alignment

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git-svn-id: trunk@40158 -
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florian 2018-11-01 20:49:15 +00:00
parent cdce68451a
commit 64e8557180
1 changed files with 17 additions and 0 deletions
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17
compiler/aasmtai.pas
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@ -852,11 +852,13 @@ interface
{ alignment for operator } { alignment for operator }
tai_align_abstract = class(tai) tai_align_abstract = class(tai)
aligntype : byte; { 1 = no align, 2 = word align, 4 = dword align } aligntype : byte; { 1 = no align, 2 = word align, 4 = dword align }
maxbytes : byte; { if needed bytes would be larger than maxbyes, alignment is ignored }
fillsize : byte; { real size to fill } fillsize : byte; { real size to fill }
fillop : byte; { value to fill with - optional } fillop : byte; { value to fill with - optional }
use_op : boolean; use_op : boolean;
constructor Create(b:byte);virtual; constructor Create(b:byte);virtual;
constructor Create_op(b: byte; _op: byte);virtual; constructor Create_op(b: byte; _op: byte);virtual;
constructor create_max(b: byte; max: byte);virtual;
constructor Create_zeros(b:byte); constructor Create_zeros(b:byte);
constructor ppuload(t:taitype;ppufile:tcompilerppufile);override; constructor ppuload(t:taitype;ppufile:tcompilerppufile);override;
procedure ppuwrite(ppufile:tcompilerppufile);override; procedure ppuwrite(ppufile:tcompilerppufile);override;
@ -3110,6 +3112,21 @@ implementation
end; end;
constructor tai_align_abstract.create_max(b : byte; max : byte);
begin
inherited Create;
typ:=ait_align;
if b in [1,2,4,8,16,32] then
aligntype := b
else
aligntype := 1;
maxbytes:=max;
fillsize:=0;
fillop:=0;
use_op:=false;
end;
constructor tai_align_abstract.Create_zeros(b: byte); constructor tai_align_abstract.Create_zeros(b: byte);
begin begin
inherited Create; inherited Create;