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{****************************************************************}
{ CODE GENERATOR TEST PROGRAM }
{****************************************************************}
{ NODE TESTED : secondunaryminus() }
{****************************************************************}
{ PRE-REQUISITES: secondload() }
{ secondassign() }
{****************************************************************}
{ DEFINES: VERBOSE = Write test information to screen }
{ FPC = Target is FreePascal compiler }
{****************************************************************}
{ REMARKS: }
{ }
{ }
{ }
{****************************************************************}
{$mode objfpc}
Program tumin;
{----------------------------------------------------}
{ Cases to test: }
{ CURRENT NODE (result) }
{ - LOC_REGISTER }
{ - LOC_FLAGS }
{ LEFT NODE (value to complement) }
{ possible cases : int64,byte,word,longint }
{ boolean }
{ - LOC_CREGISTER }
{ - LOC_REFERENCE / LOC_MEM }
{ - LOC_REGISTER }
{ - LOC_FLAGS }
{ - LOC_JUMP }
{----------------------------------------------------}
uses
SysUtils;
{$IFNDEF FPC}
type smallint = integer;
{$ENDIF}
function getintres : smallint;
begin
getintres := $7F7F;
end;
function getbyteboolval : boolean;
begin
getbyteboolval := TRUE;
end;
procedure test(value, required: longint);
begin
if value <> required then
begin
writeln('Got ',value,' instead of ',required);
halt(1);
end
else
writeln('Passed!');
end;
{$Q+}
{$R+}
var
caught: boolean;
longres : longint;
cardres : cardinal;
intres : smallint;
byteboolval : bytebool;
wordboolval : wordbool;
longboolval : longbool;
byteboolres : bytebool;
wordboolres : wordbool;
longboolres : longbool;
{$ifdef fpc}
int64res : int64;
qwordres : qword;
{$endif}
Begin
WriteLn('------------------------------ LONGINT --------------------------------');
{ CURRENT NODE: REGISTER }
{ LEFT NODE : REFERENCE }
WriteLn('(current) : LOC_REGISTER; (left) : LOC_REFERENCE');
longres := $7F7F7F7F;
longres := -longres;
Write('Value should be $80808081...');
{ the following test give range check errors }
test(longres,longint($80808081));
{ CURRENT NODE : REGISTER }
{ LEFT NODE : REGISTER }
WriteLn('(current) : LOC_REGISTER; (left) : LOC_REGISTER');
longres := - getintres;
Write('Value should be $FFFF8081...');
test(longres, longint($FFFF8081));
Writeln('Overflow tests');
Write('-0...');
longres:=0;
longres:=-longres;
test(longres,0);
longres:=high(longint);
longres:=-longres;
Write('-',high(longint),'...');
test(longres,longint($80000001));
Write('-(',low(longint),')...');
longres:=low(longint);
caught:=false;
try
longres:=-longres;
except
{$ifdef cpu64}
on erangeerror do
{$else cpu64}
on eintoverflow do
{$endif cpu64}
caught:=true;
end;
if not caught then
begin
Writeln('Overflow -$80000000 not caught');
halt(1);
end
else
writeln('Passed!');
WriteLn('------------------------------ CARDINAL ----------------------------------');
Writeln('Overflow/Rangecheck tests');
Write('-0...');
cardres:=0;
longres:=-cardres;
test(longres,0);
cardres:=high(longint);
longres:=-cardres;
Write('-',high(longint),'...');
test(longres,longint($80000001));
Write('-',high(cardinal),'...');
cardres:=high(cardinal);
caught:=false;
try
longres:=-cardres;
except
on erangeerror do
caught:=true;
end;
if not caught then
begin
Writeln('Rangecheck -high(cardinal) not caught');
halt(1);
end
else
writeln('Passed!');
{$ifndef cpu64}
{ this is calculated in 64 bit on 64 bit cpus -> no range error }
Write('-',cardinal($80000000),'...');
cardres:=cardinal($80000000);
caught:=false;
try
longres:=-cardres;
except
on erangeerror do
caught:=true;
end;
if not caught then
begin
Writeln('Rangecheck -cardinal($80000000) not caught');
halt(1);
end
else
writeln('Passed!');
{$endif cpu64}
{$IFDEF FPC}
WriteLn('------------------------------ INT64 ----------------------------------');
{ CURRENT NODE: REGISTER }
{ LEFT NODE : REFERENCE }
WriteLn('(current) : LOC_REGISTER; (left) : LOC_REFERENCE');
int64res := $7F7F7F7F;
int64res := - int64res;
Write('Value should be $80808081...');
test(longint(int64res and $FFFFFFFF),longint($80808081));
{ CURRENT NODE : REGISTER }
{ LEFT NODE : REGISTER }
WriteLn('(current) : LOC_REGISTER; (left) : LOC_REGISTER');
int64res := - (word(getintres));
Write('Value should be $8081...');
test(longint(int64res and $FFFFFFFF),longint($FFFF8081));
Writeln('Overflow tests');
Write('-0...');
int64res:=0;
int64res:=-int64res;
test(hi(int64res) or lo(int64res),0);
int64res:=high(int64);
int64res:=-int64res;
Write('-',high(int64),'... (2 tests)');
test(longint(hi(int64res)),longint($80000000));
test(longint(lo(int64res)),1);
Writeln('-(',low(int64),')...');
int64res:=low(int64);
caught:=false;
try
int64res:=-int64res;
except
on eintoverflow do
caught:=true;
end;
if not caught then
begin
Writeln('Overflow -$8000000000000000 not caught');
halt(1);
end
else
writeln('Passed!');
WriteLn('------------------------------ QWORD ----------------------------------');
Writeln('Overflow/Rangecheck tests');
Write('-0...');
qwordres:=0;
int64res:=-qwordres;
test(hi(int64res) or lo(int64res),0);
qwordres:=high(int64);
int64res:=-qwordres;
Write('-',high(int64),'... (2 tests)');
test(longint(hi(int64res)),longint($80000000));
test(longint(lo(int64res)),1);
Write('-',high(qword),'...');
qwordres:=high(qword);
caught:=false;
try
int64res:=-qwordres;
except
on erangeerror do
caught:=true;
end;
if not caught then
begin
Writeln('Rangecheck -high(qword) not caught');
halt(1);
end
else
writeln('Passed!');
Write('-',qword($8000000000000000),'...');
qwordres:=qword($8000000000000000);
caught:=false;
try
int64res:=-qwordres;
except
on erangeerror do
caught:=true;
end;
if not caught then
begin
Writeln('Rangecheck -qword($8000000000000000) not caught');
halt(1);
end
else
writeln('Passed!');
{$ENDIF}
end.
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