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{***********************************************************}
{ CODE GENERATOR TEST SUITE *}
{***********************************************************}
{ NODE TESTED : secondshlshr() *}
{***********************************************************}
{ PRE-REQUISITES: secondload() }
{ secondassign() }
{ secondtypeconv() }
{ secondinline() with strings only! }
{ secondadd() comparison }
{ secondifn() }
{***********************************************************}
{ DEFINES : FPC if target is Free Pascal compiler }
{***********************************************************}
{ REMARKS: None }
{***********************************************************}
Program tshlshr;
{----------------------------------------------------}
{ Cases to test: }
{ RIGHT NODE (shift count value) }
{ - LOC_CREGISTER }
{ - LOC_REFERENCE / LOC_MEM }
{ - LOC_REGISTER }
{ - numeric constant }
{ LEFT NODE (value to shift) }
{ - LOC_CREGISTER }
{ - LOC_REFERENCE / LOC_MEM }
{ - LOC_REGISTER }
{----------------------------------------------------}
procedure test(value, required: {$ifndef fpc}longint{$else fpc}int64{$endif fpc});
begin
if value <> required then
begin
writeln('Got ',value,' instead of ',required);
halt(1);
end
else
writeln('Passed!');
end;
type
tint64record = packed record
{$ifdef ENDIAN_BIG}
highval : longint;
lowval : longint;
{$else}
lowval : longint;
highval : longint;
{$endif}
end;
var
longres : longint;
longcnt : longint;
bytecnt : shortint;
byteres : shortint;
{$IFDEF FPC}
int64res : int64;
int64cnt : int64;
int64rec : tint64record;
{$ENDIF}
Begin
WriteLn('------------------------------ LONGINT --------------------------------');
{ left : LOC_REFERENCE }
{ right : numeric constant }
WriteLn('(left) : LOC_REFERENCE; (right) : ordinal constant');
longres:=1;
longres := longres shl 15;
Write('(SHL) Value should be 32768...');
test(longres, 32768);
longres:=-1;
longres := longres shl 15;
Write('(SHL) Value should be -32768...');
test(longres, -32768);
longres:=1;
longres := longres shl 33;
Write('(SHL) Value should be 2...');
test(longres, 2);
longres:=$8000;
longres := longres shr 15;
Write('(SHR) Value should be 1...');
test(longres, 1);
longres:=-1;
longres := longres shr 15;
Write('(SHR) Value should be 131071...');
test(longres, 131071);
longres:=$FFFF;
longres := longres shr 33;
Write('(SHR) Value should be 32767...');
test(longres, 32767);
{ left : LOC_REFERENCE }
{ right : LOC_REFERENCE }
WriteLn('(left) : LOC_REFERENCE; (right) : LOC_REFERENCE');
{
longres := 1;
longcnt := -2;
longres:=longres shl longcnt ;
Write('(SHL) Value should be 1073741824...');
test(longres, 1073741824);
}
longres:=1;
longcnt:=15;
longres := longres shl longcnt;
Write('(SHL) Value should be 32768...');
test(longres, 32768);
longres:=-1;
longcnt := 15;
longres := longres shl longcnt;
Write('(SHL) Value should be -32768...');
test(longres, -32768);
{
longres := 1;
longcnt := -2;
longres:=longres shr longcnt ;
Write('(SHR) Value should be 0...');
test(longres, 0);
}
longres:=32768;
longcnt:=15;
longres := longres shr longcnt;
Write('(SHR) Value should be 1...');
test(longres, 1);
longres:=-1;
longcnt := 15;
longres := longres shl longcnt;
Write('(SHR) Value should be -32768...');
test(longres, -32768);
{ left : LOC_REFERENCE }
{ right : LOC_REGISRER }
{
WriteLn('(left) : LOC_REFERENCE; (right) : LOC_REGISTER');
longres := 1;
bytecnt := -2;
longres:=longres shl bytecnt ;
Write('(SHL) Value should be 1073741824...');
test(longres, 1073741824);
}
longres:=1;
bytecnt:=15;
longres := longres shl bytecnt;
Write('(SHL) Value should be 32768...');
test(longres, 32768);
longres:=-1;
bytecnt := 15;
longres := longres shl bytecnt;
Write('(SHL) Value should be -32768...');
test(longres, -32768);
{
longres := 1;
bytecnt := -2;
longres:=longres shr bytecnt ;
Write('(SHR) Value should be 0...');
test(longres, 0);
}
longres:=32768;
bytecnt:=15;
longres := longres shr bytecnt;
Write('(SHR) Value should be 1...');
test(longres, 1);
longres:=-1;
bytecnt := 15;
longres := longres shr bytecnt;
Write('(SHR) Value should be 131071...');
test(longres, 131071);
WriteLn('(left) : LOC_REGISTER; (right) : LOC_REGISTER');
byteres := 1;
bytecnt := 2;
byteres := byteres shl bytecnt;
Write('(SHL) Value should be 4...');
test(byteres, 4);
byteres := 4;
bytecnt := 2;
byteres := byteres shr bytecnt;
Write('(SHR) Value should be 1...');
test(byteres, 1);
{$IFDEF FPC}
WriteLn('------------------------------ INT64 --------------------------------');
{ left : LOC_REFERENCE }
{ right : numeric constant }
WriteLn('(left) : LOC_REFERENCE; (right) : ordinal constant');
int64res:=1;
int64res := int64res shl 15;
Write('(SHL) Value should be 32768...');
test(int64res, 32768);
int64res:=-1;
int64res := int64res shl 15;
Write('(SHL) Value should be -32768...');
test(int64res, -32768);
int64res:=1;
int64res := int64res shl 65;
Write('(SHL) Value should be 2...');
test(int64res, 2);
int64res:=$8000;
int64res := int64res shr 15;
Write('(SHR) Value should be 1...');
test(int64res, 1);
int64res:=$FFFF;
int64res := int64res shr 65;
Write('(SHR) Value should be 32767...');
test(int64res, 32767);
{ left : LOC_REFERENCE }
{ right : LOC_REFERENCE }
{
WriteLn('(left) : LOC_REFERENCE; (right) : LOC_REFERENCE');
int64res := 1;
int64cnt := -2;
int64res:=int64res shl int64cnt ;
Write('(SHL) Value should be 1073741824...');
test(int64res, 1073741824);
}
int64res:=1;
int64cnt:=15;
int64res := int64res shl int64cnt;
Write('(SHL) Value should be 32768...');
test(int64res, 32768);
int64res:=-1;
int64cnt := 15;
int64res := int64res shl int64cnt;
Write('(SHL) Value should be -32768...');
test(int64res, -32768);
int64res := 1;
int64cnt := 33;
int64res := int64res shl int64cnt;
Write('(SHL) Value should be 2 in high longint (85899345)...');
move(int64res,int64rec, sizeof(int64));
test(int64rec.highval, 2);
{ test(int64res, 8589934592);}
{
int64res := 1;
int64cnt := -2;
int64res:=int64res shr int64cnt ;
Write('(SHR) Value should be 0...');
test(int64res and $FFFFFFFF, 0);
}
int64res:=32768;
int64cnt:=15;
int64res := int64res shr int64cnt;
Write('(SHR) Value should be 1...');
test(int64res, 1);
int64res:=-1;
int64cnt := 15;
int64res := int64res shl int64cnt;
Write('(SHR) Value should be -32768...');
test(int64res, -32768);
{ left : LOC_REFERENCE }
{ right : LOC_REGISRER }
{
WriteLn('(left) : LOC_REFERENCE; (right) : LOC_REGISTER');
int64res := 1;
bytecnt := -2;
int64res:=int64res shl bytecnt ;
Write('(SHL) Value should be 1073741824...');
test(int64res, 1073741824);
}
int64res:=1;
bytecnt:=15;
int64res := int64res shl bytecnt;
Write('(SHL) Value should be 32768...');
test(int64res, 32768);
int64res:=-1;
bytecnt := 15;
int64res := int64res shl bytecnt;
Write('(SHL) Value should be -32768...');
test(int64res, -32768);
{
int64res := 1;
bytecnt := -2;
int64res:=int64res shr bytecnt ;
Write('(SHR) Value should be 0...');
test(int64res and $FFFFFFFF, 0);
}
int64res:=32768;
bytecnt:=15;
int64res := int64res shr bytecnt;
Write('(SHR) Value should be 1...');
test(int64res, 1);
int64res := 1;
bytecnt := 33;
int64res := int64res shl bytecnt;
Write('(SHL) Value should be 2 in high longint (85899345)...');
move(int64res,int64rec, sizeof(int64));
test(int64rec.highval, 2);
{ int64res:=-1;
bytecnt := 15;
int64res := int64res shr bytecnt;
WriteLn('(SHR) Value should be 131071...',int64res);}
{$ENDIF}
end.
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