Subject: Re: -m486
To: Michael Graff <explorer@flame.org>
From: Randy Terbush <randy@zyzzyva.com>
List: port-i386
Date: 12/16/1995 16:27:39
Understanding that this is not in the format requested by the
HINT developers, here are some quick results.
Hardware:
CPU - Pentium 133mhz
RAM - 32MB
MB - Tyan 1462
Cache - 512KB
Compiler - GCC 2.7.2
HINT results:
======================================================================
Compile options: -m486 -malign-double -O3
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
Finished with 2666929.726708 net QUIPs
======================================================================
Compile options: -malign-double -O3
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
Finished with 2505815.283145 net QUIPs
======================================================================
Compile options: -m486 -O3
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
Finished with 2739739.343459 net QUIPs
======================================================================
Compile options: -O3
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
#
Finished with 2720781.249888 net QUIPs
======================================================================
Compile options: -m486 -malign-double -O2
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
#
Finished with 2703158.807364 net QUIPs
======================================================================
Compile options: -malign-double -O2
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
Finished with 2512133.617993 net QUIPs
======================================================================
Compile options: -O2 -m486
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
Finished with 2716296.803948 net QUIPs
======================================================================
Compile options: -O2
________________________________________________________
Apparent number of bits of accuracy: 53
Maximum associative whole number: 9007199254740991
Maximum number of bits of index: 30
Maximum representable index: 1073741824
Index-limited data accuracy: 53 bits
Maximum usable whole number: 9007199254740991
Grid: 67108864 wide by 134217728 high.
Memory is not sufficient for > 0.5 second runs.
..................................................
This run was memory limited at 123202 subintervals -> 8220660 bytes
Done with first pass. Now computing net QUIPS
#
Finished with 2722566.843505 net QUIPs