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https://gitlab.com/freepascal.org/fpc/source.git
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4f05523db9
+ if available use RTM to support InterlockedCompareExchange128 on i386 git-svn-id: trunk@47833 -
43 lines
783 B
ObjectPascal
43 lines
783 B
ObjectPascal
{ %cpu=x86_64,i386 }
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{$codealign varmin=16}
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uses
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cpu,sysutils;
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var
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i1,i2,i3,i4 : int128rec;
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begin
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{$ifdef cpui386}
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writeln('RTM Support: ',RTMSupport);
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if RTMSupport then
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begin
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{$endif cpui386}
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writeln('Start');
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i1.lo:=11;
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i1.hi:=12;
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i2.lo:=21;
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i2.hi:=22;
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i3:=i1;
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i4.lo:=0;
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i4.hi:=0;
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i4:=InterlockedCompareExchange128(i1,i2,i3);
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{
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writeln(i4.lo);
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writeln(i4.hi);
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writeln(i1.lo);
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writeln(i1.hi);
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writeln(i2.lo);
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writeln(i2.hi);
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}
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if (i4.lo<>11) or (i4.hi<>12) or (i1.lo<>i2.lo) or (i1.hi<>i2.hi) then
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halt(1);
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writeln('ok');
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{$ifdef cpui386}
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end
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else
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writeln('No InterlockedCompareExchange128 support available');
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{$endif cpui386}
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end.
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