paweld/fpc
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/fpc/source.git synced 2025-04-08 02:07:53 +02:00
Code Issues Packages Projects Releases Wiki Activity

* fixed range test optimization for signed types and enabled it for them

Browse Source 
git-svn-id: trunk@42332 -
This commit is contained in:
Jonas Maebe 2019-07-06 09:57:32 +00:00
parent b270b0f7f0
commit 40082100e1
3 changed files with 39 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
.gitattributes vendored
View File

@ -16615,6 +16615,7 @@ tests/webtbs/tw34332.pp svneol=native#text/pascal
tests/webtbs/tw3435.pp svneol=native#text/plain
tests/webtbs/tw34380.pp svneol=native#text/plain
tests/webtbs/tw34385.pp svneol=native#text/plain
tests/webtbs/tw34385a.pp svneol=native#text/plain
tests/webtbs/tw3441.pp svneol=native#text/plain
tests/webtbs/tw3443.pp svneol=native#text/plain
tests/webtbs/tw34438.pp svneol=native#text/pascal

13
compiler/nadd.pas
View File

@ -389,7 +389,7 @@ implementation
var
swapl, swapr: Boolean;
valuer: tnode;
t: QWord;
t: Tconstexprint;
begin
result:=false;
swapl:=false;
@ -398,29 +398,26 @@ implementation
if nodel.left.nodetype=ordconstn then
begin
swapl:=true;
cl:=tordconstnode(nodel.left).value.uvalue;
cl:=tordconstnode(nodel.left).value;
value:=nodel.right;
end
else if nodel.right.nodetype=ordconstn then
begin
cl:=tordconstnode(nodel.right).value.uvalue;
cl:=tordconstnode(nodel.right).value;
value:=nodel.left;
end
else
exit;
if is_signed(value.resultdef) then
exit;
if noder.left.nodetype=ordconstn then
begin
swapl:=true;
cr:=tordconstnode(noder.left).value.uvalue;
cr:=tordconstnode(noder.left).value;
valuer:=noder.right;
end
else if noder.right.nodetype=ordconstn then
begin
cr:=tordconstnode(noder.right).value.uvalue;
cr:=tordconstnode(noder.right).value;
valuer:=noder.left;
end
else

33
tests/webtbs/tw34385a.pp Normal file
View File

@ -0,0 +1,33 @@
{$r+}
program rangeTest;
const
w : longint = 123;
n : longint = 48;
m : longint = -5;
k : longint = low(longint);
begin
if (w<=1) and (w>=10) then
halt(1);
if (w>=1) and (w<=1000) then
else
halt(2);
if (n>44)and(n<48) then
halt(3);
if (m>=-4) and (m<=$7ffffffe) then
halt(4);
if (m>=-5) and (m<=$7ffffffe) then
else
halt(5);
if (m>=-$7fffffff) and (m<=$7ffffffe) then
else
halt(6);
if (k>=-$7fffffff) and (k<=$7ffffffe) then
halt(7);
end.