[fpc-devel] Test, please ignore
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Re: [fpc-devel] Optimizations
Am 24.01.2014 09:32, schrieb Sven Barth: Am 24.01.2014 02:03, schrieb Martin Frb: There is a bigger example, where exactly that was done, because FPCs optimization was not sufficient enough for what the author wanted. http://bugs.freepascal.org/view.php?id=10275 In that context... @Florian: how is your SSA support coming along? :) Still WIP :) But a lot of my commits from the last weeks are spin-offs of the SSA work. Together with all other improvements this results in significant better code: fpc -l -O3 sha256.pp -S2 Free Pascal Compiler version 2.6.2 [2013/02/12] for i386 Copyright (c) 1993-2012 by Florian Klaempfl and others Target OS: Win32 for i386 Compiling sha256.pp Linking sha256.exe 74 lines compiled, 0.1 sec , 26016 bytes code, 2220 bytes data fptime sha256 Expected: 3994057095, got 3994057095 483.000 ms pp -n @c:\fpc\bin\fpc.cfg -l -O4 sha256.pp -S2 Free Pascal Compiler version 2.7.1 [2014/01/25] for i386 Copyright (c) 1993-2013 by Florian Klaempfl and others fptime sha256 Expected: 3994057095, got 3994057095 367.000 ms ___ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
Re: [fpc-devel] Test, please ignore
Am 25.01.2014 17:06, schrieb Florian Klaempfl: Sorry, I forgot to setup up cleaning up backups so the mailing list server ran out of disk space. So it stopped working, it should be back again. ___ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
Re: [fpc-devel] Optimizations
On 25.01.2014 17:09, Florian Klaempfl wrote: Am 24.01.2014 09:32, schrieb Sven Barth: Am 24.01.2014 02:03, schrieb Martin Frb: There is a bigger example, where exactly that was done, because FPCs optimization was not sufficient enough for what the author wanted. http://bugs.freepascal.org/view.php?id=10275 In that context... @Florian: how is your SSA support coming along? :) Still WIP :) But a lot of my commits from the last weeks are spin-offs of the SSA work. Together with all other improvements this results in significant better code: fpc -l -O3 sha256.pp -S2 Free Pascal Compiler version 2.6.2 [2013/02/12] for i386 Copyright (c) 1993-2012 by Florian Klaempfl and others Target OS: Win32 for i386 Compiling sha256.pp Linking sha256.exe 74 lines compiled, 0.1 sec , 26016 bytes code, 2220 bytes data fptime sha256 Expected: 3994057095, got 3994057095 483.000 ms pp -n @c:\fpc\bin\fpc.cfg -l -O4 sha256.pp -S2 Free Pascal Compiler version 2.7.1 [2014/01/25] for i386 Copyright (c) 1993-2013 by Florian Klaempfl and others fptime sha256 Expected: 3994057095, got 3994057095 367.000 ms Nice :D Still looking forward to more improvements regarding SSA ^^ Regards, Sven ___ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
Re: [fpc-devel] Optimizations
Am 25.01.2014 23:00, schrieb Sven Barth: On 25.01.2014 17:09, Florian Klaempfl wrote: Am 24.01.2014 09:32, schrieb Sven Barth: Am 24.01.2014 02:03, schrieb Martin Frb: There is a bigger example, where exactly that was done, because FPCs optimization was not sufficient enough for what the author wanted. http://bugs.freepascal.org/view.php?id=10275 In that context... @Florian: how is your SSA support coming along? :) Still WIP :) But a lot of my commits from the last weeks are spin-offs of the SSA work. Together with all other improvements this results in significant better code: fpc -l -O3 sha256.pp -S2 Free Pascal Compiler version 2.6.2 [2013/02/12] for i386 Copyright (c) 1993-2012 by Florian Klaempfl and others Target OS: Win32 for i386 Compiling sha256.pp Linking sha256.exe 74 lines compiled, 0.1 sec , 26016 bytes code, 2220 bytes data fptime sha256 Expected: 3994057095, got 3994057095 483.000 ms pp -n @c:\fpc\bin\fpc.cfg -l -O4 sha256.pp -S2 Free Pascal Compiler version 2.7.1 [2014/01/25] for i386 Copyright (c) 1993-2013 by Florian Klaempfl and others fptime sha256 Expected: 3994057095, got 3994057095 367.000 ms Nice :D Still looking forward to more improvements regarding SSA ^^ Most could be probably gained in this example by moving variables into xmm registers if only certain kind of operations are carried out on them. ___ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
Re: [fpc-devel] Optimizations
On 25.01.14 17:09, Florian Klaempfl wrote: Still WIP :) But a lot of my commits from the last weeks are spin-offs of the SSA work. Together with all other improvements this results in significant better code: fpc -l -O3 sha256.pp -S2 Free Pascal Compiler version 2.6.2 [2013/02/12] for i386 Copyright (c) 1993-2012 by Florian Klaempfl and others Target OS: Win32 for i386 Compiling sha256.pp Linking sha256.exe 74 lines compiled, 0.1 sec , 26016 bytes code, 2220 bytes data fptime sha256 Expected: 3994057095, got 3994057095 483.000 ms pp -n @c:\fpc\bin\fpc.cfg -l -O4 sha256.pp -S2 Free Pascal Compiler version 2.7.1 [2014/01/25] for i386 Copyright (c) 1993-2013 by Florian Klaempfl and others fptime sha256 Expected: 3994057095, got 3994057095 367.000 ms How are the numbers for ARM? :-) Nico ___ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
