mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-11-04 15:39:24 +01:00
0fc1fd6ac1
labels of LOC_JUMP in the node's location. This generates some extra jumps
for short circuit boolean and/or-expressions if optimizations are off, but
with optimisations enabled the generated code is the same (except for JVM
because the jump threading optimisation isn't enabled there yet).
git-svn-id: trunk@31431 -
70 lines
1.8 KiB
ObjectPascal
70 lines
1.8 KiB
ObjectPascal
{
|
|
Copyright (c) 2014 Jonas Maebe
|
|
|
|
Generate high level target code for math nodes
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
****************************************************************************
|
|
}
|
|
unit ncghlmat;
|
|
|
|
{$i fpcdefs.inc}
|
|
|
|
interface
|
|
|
|
uses
|
|
node,
|
|
ncgmat;
|
|
|
|
type
|
|
|
|
tcghlnotnode = class(tcgnotnode)
|
|
function pass_1: tnode; override;
|
|
protected
|
|
procedure second_boolean; override;
|
|
end;
|
|
|
|
implementation
|
|
|
|
uses
|
|
aasmbase,aasmdata,
|
|
defutil,
|
|
procinfo,
|
|
cgbase,cgutils,pass_2,hlcgobj;
|
|
|
|
{*****************************************************************************
|
|
tcghlnotnode
|
|
*****************************************************************************}
|
|
|
|
function tcghlnotnode.pass_1: tnode;
|
|
begin
|
|
result:=inherited;
|
|
if not assigned(result) and
|
|
is_boolean(resultdef) then
|
|
expectloc:=LOC_JUMP;
|
|
end;
|
|
|
|
|
|
procedure tcghlnotnode.second_boolean;
|
|
begin
|
|
secondpass(left);
|
|
hlcg.maketojumpbool(current_asmdata.CurrAsmList,left);
|
|
{ switch true and false labels to invert result }
|
|
location_reset_jump(location,left.location.falselabel,left.location.truelabel);
|
|
end;
|
|
|
|
end.
|