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Dhrystone MIPS 2.1

2,232 bytes added, 16:31, 24 January 2014

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== Test Software ==

You can donwload the Dhrystone 2.1 MIPS test from [http://downloads.~~igep~~isee.esbiz/pub/files/dhrystone-2.1.tar.gz here].

The software it's compiled for OMAP / DM processors, inside be available 2 executables:

Thread model: posix

gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-8ubuntu3)</pre>

Calculation References: *[http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.faqs/4160.html ARM Dhrystone reference].

== Test Case 1: IGEPv2 Revision C- DM3730 @ 1 Ghz ==

'''Operating System''': Linux version 2.6.35.13 (mcaro@manel-p) (gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-8ubuntu3) ) #3 Fri Jun 10 19:58:16 CEST 2011

*'''Boot Software:''' IGEP X-Loader 2.0.1-2 '''a) Test case: Execution 10000000 loops (gcc_dry2)'''

Result

<pre>root@localhost:/tmp# ./gcc_dry2

Dhrystone Benchmark, Version 2.1 (Language: C)

Microseconds for one run through Dhrystone: 0.4

Dhrystones per Second: 2788671.0

</pre>'''''DMIPS: 2788671.0 / 1757 = 1587.17''''' '''b) Test case: Execution 10000000 loops (cc_dry2)''' Result <pre>root@localhost:/tmp# ./cc_dry2reg Dhrystone Benchmark, Version 2.1 (Language: C) Program compiled with 'register' attribute Please give the number of runs through the benchmark: 10000000 Execution starts, 10000000 runs through DhrystoneExecution ends Final values of the variables used in the benchmark: Int_Glob: 5 should be: 5Bool_Glob: 1 should be: 1Ch_1_Glob: A should be: ACh_2_Glob: B should be: BArr_1_Glob[8]: 7 should be: 7Arr_2_Glob[8][7]: 10000010 should be: Number_Of_Runs + 10Ptr_Glob-> Ptr_Comp: 4169736 should be: (implementation-dependent) Discr: 0 should be: 0 Enum_Comp: 2 should be: 2 Int_Comp: 17 should be: 17 Str_Comp: DHRYSTONE PROGRAM, SOME STRING should be: DHRYSTONE PROGRAM, SOME STRINGNext_Ptr_Glob-> Ptr_Comp: 4169736 should be: (implementation-dependent), same as above Discr: 0 should be: 0 Enum_Comp: 1 should be: 1 Int_Comp: 18 should be: 18 Str_Comp: DHRYSTONE PROGRAM, SOME STRING should be: DHRYSTONE PROGRAM, SOME STRINGInt_1_Loc: 5 should be: 5Int_2_Loc: 13 should be: 13Int_3_Loc: 7 should be: 7Enum_Loc: 1 should be: 1Str_1_Loc: DHRYSTONE PROGRAM, 1'ST STRING should be: DHRYSTONE PROGRAM, 1'ST STRINGStr_2_Loc: DHRYSTONE PROGRAM, 2'ND STRING should be: DHRYSTONE PROGRAM, 2'ND STRING Microseconds for one run through Dhrystone: 0.3Dhrystones per Second: 3987539.0</pre> '''''DMIPS: 3987539.0 / 1757 = 2269.51'''''

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