fpc/compiler/utils/fpc.pp
nickysn ee711eb943 + support wasm32 in the fpc utility
git-svn-id: branches/wasm@46294 -
2020-08-06 14:55:47 +00:00

337 lines
11 KiB
ObjectPascal

{
Copyright (c) 2000-2002 by Florian Klaempfl
This file is the "loader" for the Free Pascal compiler
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.
****************************************************************************}
program fpc;
{$mode objfpc}{$H+}
uses
Sysutils;
const
{$ifdef UNIX}
exeext='';
{$else UNIX}
{$ifdef HASAMIGA}
exeext='';
{$else}
{$ifdef NETWARE}
exeext='.nlm';
{$else}
{$ifdef ATARI}
exeext='.ttp';
{$else}
exeext='.exe';
{$endif ATARI}
{$endif NETWARE}
{$endif HASAMIGA}
{$endif UNIX}
procedure error(const s : string);
begin
writeln('Error: ',s);
halt(1);
end;
function SplitPath(Const HStr:String):String;
var
i : longint;
begin
i:=Length(Hstr);
while (i>0) and not(Hstr[i] in ['\','/']) do
dec(i);
SplitPath:=Copy(Hstr,1,i);
end;
function FileExists ( Const F : String) : Boolean;
var
Info : TSearchRec;
begin
FileExists:= findfirst(F,fareadonly+faarchive+fahidden,info)=0;
findclose(Info);
end;
var
extrapath : ansistring;
function findexe(var ppcbin:string): boolean;
var
path : string;
begin
{ add .exe extension }
findexe:=false;
ppcbin:=ppcbin+exeext;
if (extrapath<>'') and (extrapath[length(extrapath)]<>DirectorySeparator) then
extrapath:=extrapath+DirectorySeparator;
{ get path of fpc.exe }
path:=splitpath(paramstr(0));
{ don't try with an empty extra patch, this might have strange results
if the current directory contains a compiler
}
if (extrapath<>'') and FileExists(extrapath+ppcbin) then
begin
ppcbin:=extrapath+ppcbin;
findexe:=true;
end
else if (path<>'') and FileExists(path+ppcbin) then
begin
ppcbin:=path+ppcbin;
findexe:=true;
end
else
begin
path:=ExeSearch(ppcbin,getenvironmentvariable('PATH'));
if path<>'' then
begin
ppcbin:=path;
findexe:=true;
end
end;
end;
var
s : ansistring;
cpusuffix,
processorname,
ppcbin,
versionStr,
processorstr : string;
ppccommandline : array of ansistring;
ppccommandlinelen : longint;
i : longint;
errorvalue : Longint;
begin
setlength(ppccommandline,paramcount);
ppccommandlinelen:=0;
cpusuffix :=''; // if not empty, signals attempt at cross
// compiler.
extrapath :='';
{$ifdef i386}
ppcbin:='ppc386';
processorname:='i386';
{$endif i386}
{$ifdef m68k}
ppcbin:='ppc68k';
processorname:='m68k';
{$endif m68k}
{$ifdef powerpc}
ppcbin:='ppcppc';
processorname:='powerpc';
{$endif powerpc}
{$ifdef powerpc64}
ppcbin:='ppcppc64';
processorname:='powerpc64';
{$endif powerpc64}
{$ifdef arm}
ppcbin:='ppcarm';
processorname:='arm';
{$endif arm}
{$ifdef aarch64}
ppcbin:='ppca64';
processorname:='aarch64';
{$endif aarch64}
{$ifdef sparc}
ppcbin:='ppcsparc';
processorname:='sparc';
{$endif sparc}
{$ifdef sparc64}
ppcbin:='ppcsparc64';
processorname:='sparc64';
{$endif sparc64}
{$ifdef x86_64}
ppcbin:='ppcx64';
processorname:='x86_64';
{$endif x86_64}
{$ifdef mipsel}
ppcbin:='ppcmipsel';
processorname:='mipsel';
{$else : not mipsel}
{$ifdef mips}
ppcbin:='ppcmips';
processorname:='mips';
{$endif mips}
{$endif not mipsel}
{$ifdef riscv32}
ppcbin:='ppcrv32';
processorname:='riscv32';
{$endif riscv32}
{$ifdef riscv64}
ppcbin:='ppcrv64';
processorname:='riscv64';
{$endif riscv64}
{$ifdef xtensa}
ppcbin:='ppcxtensa';
processorname:='xtensa';
{$endif xtensa}
{$ifdef wasm32}
ppcbin:='ppcwasm32';
processorname:='wasm32';
{$endif wasm32}
versionstr:=''; { Default is just the name }
if ParamCount = 0 then
begin
SetLength (PPCCommandLine, 1);
PPCCommandLine [PPCCommandLineLen] := '-?F' + ParamStr (0);
Inc (PPCCommandLineLen);
end
else
for i:=1 to paramcount do
begin
s:=paramstr(i);
if pos('-V',s)=1 then
versionstr:=copy(s,3,length(s)-2)
else
begin
if pos('-P',s)=1 then
begin
processorstr:=copy(s,3,length(s)-2);
{ -PB is a special code that will show the
default compiler and exit immediately. It's
main usage is for Makefile }
if processorstr='B' then
begin
{ report the full name of the ppcbin }
if versionstr<>'' then
ppcbin:=ppcbin+'-'+versionstr;
if not findexe(ppcbin) then
begin
if cpusuffix<>'' Then
begin
ppcbin:='ppc'+cpusuffix;
if versionstr<>'' then
ppcbin:=ppcbin+'-'+versionstr;
findexe(ppcbin);
end;
end;
writeln(ppcbin);
halt(0);
end
{ -PP is a special code that will show the
processor and exit immediately. It's
main usage is for Makefile }
else if processorstr='P' then
begin
{ report the processor }
writeln(processorname);
halt(0);
end
else
if processorstr <> processorname then
begin
if processorstr='aarch64' then
cpusuffix:='a64'
else if processorstr='arm' then
cpusuffix:='arm'
else if processorstr='avr' then
cpusuffix:='avr'
else if processorstr='i386' then
cpusuffix:='386'
else if processorstr='i8086' then
cpusuffix:='8086'
else if processorstr='jvm' then
cpusuffix:='jvm'
else if processorstr='m68k' then
cpusuffix:='68k'
else if processorstr='mips' then
cpusuffix:='mips'
else if processorstr='mipsel' then
cpusuffix:='mipsel'
else if processorstr='powerpc' then
cpusuffix:='ppc'
else if processorstr='powerpc64' then
cpusuffix:='ppc64'
else if processorstr='riscv32' then
cpusuffix:='rv32'
else if processorstr='riscv64' then
cpusuffix:='rv64'
else if processorstr='sparc' then
cpusuffix:='sparc'
else if processorstr='sparc64' then
cpusuffix:='sparc64'
else if processorstr='x86_64' then
cpusuffix:='x64'
else if processorstr='xtensa' then
cpusuffix:='xtensa'
else if processorstr='z80' then
cpusuffix:='z80'
else if processorstr='wasm32' then
cpusuffix:='wasm32'
else
error('Illegal processor type "'+processorstr+'"');
{$ifndef darwin}
ppcbin:='ppcross'+cpusuffix;
{$else not darwin}
{ the mach-o format supports "fat" binaries whereby }
{ a single executable contains machine code for }
{ several architectures -> it is counter-intuitive }
{ and non-standard to use different binary names }
{ for cross-compilers vs. native compilers }
ppcbin:='ppc'+cpusuffix;
{$endif not darwin}
end;
end
else if pos('-Xp',s)=1 then
extrapath:=copy(s,4,length(s)-3)
else
begin
if pos('-h',s)=1 then
ppccommandline[ppccommandlinelen] := '-hF' + ParamStr (0)
else if pos('-?',s)=1 then
ppccommandline[ppccommandlinelen] := '-?F' + ParamStr (0)
else
ppccommandline[ppccommandlinelen]:=s;
inc(ppccommandlinelen);
end;
end;
end;
SetLength(ppccommandline,ppccommandlinelen);
if versionstr<>'' then
ppcbin:=ppcbin+'-'+versionstr;
{ find the full path to the specified exe }
if not findexe(ppcbin) then
begin
if cpusuffix<>'' Then
begin
ppcbin:='ppc'+cpusuffix;
if versionstr<>'' then
ppcbin:=ppcbin+'-'+versionstr;
findexe(ppcbin);
end;
end;
{ call ppcXXX }
try
errorvalue:=ExecuteProcess(ppcbin,ppccommandline);
except
on e : exception do
error(ppcbin+' can''t be executed, error message: '+e.message);
end;
if (errorvalue<>0) and
(paramcount<>0) then
error(ppcbin+' returned an error exitcode');
halt(errorvalue);
end.