github.com/PDP-10.its
1
0
Fork 0
mirror of https://github.com/PDP-10/its.git synced 2026-01-11 23:53:12 +00:00
Code Issues Releases Wiki Activity

SPEEDY - instruction timing test.

Browse Source 
Text below from KSC; ZOTZ 12

This output is from DM:SYS1;TS SPEEDY, running on ML.
Extra info added in brackets from perusal of binary.

speedy^K!

PDP-10 INSTRUCTION TIMING TEST
60 HZ.

1 - MOVEI TAKES 2.24 USEC.
2 - INDEXING TAKES 296 NSEC.
3 - INDEXING AND INDIRECT TAKES 958 NSEC.
4 - JSR TAKES 4.27 USEC.
5 - JRST TAKES 2.24 USEC.
6 - MOVE FROM AC TAKES 2.73 USEC.
7 - MOVE FROM MEMORY TAKES 3.86 USEC.
8 - HRR FROM MEMORY TAKES 4.02 USEC.
9 - ADD FROM MEMORY TAKES 4.21 USEC.
10 - SETOM  0 TAKES 2.75 USEC.
11 - PUSHJ TAKES 4.98 USEC.
12 - SHIFTING TAKES 153 NSEC.
13 - FSC AN INTEGER ONE TAKES 7.32 USEC.
	[movei 1 ? fsc]
14 - FAD (1 RIGHT SHIFT) TAKES 6.27 USEC.
	[movsi 400 ? fad [400,,0]]
15 - FAD (8 SHIFT RIGHT-3 LEFT) TAKES 8.21 USEC.
	[movsi 200400 ? fad [210040,,0]]
16 - MUL (18 ADD/SUB - 36 SHIFTS) TAKES 12.44 USEC.
	[mul [525252]]
17 - FMP (14 ADD/SUB - 27 SHIFTS) TAKES 12.23 USEC.
	[movsi 201400 ? fmp [200525,,240000]]
18 - RELOCATION TAKES 0 NSEC.
19 - REPEATED I/O INSTRUCTIONS TAKE 77.01 USEC.
20 - SHIFT AND ADD TAKES 281 NSEC.
	[???? mul [1252,,525252]]

TEST COMPLETED
:KILL
This commit is contained in:
Lars Brinkhoff 2019-06-12 07:13:26 +02:00
parent 3a85597a7a
commit bc845f14ec
3 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Makefile
View File

@ -35,7 +35,7 @@ DOC = info _info_ sysdoc sysnet syshst kshack _teco_ emacs emacs1 c kcc \
kldcp libdoc lisp _mail_ midas quux scheme manual wp chess ms macdoc \
aplogo _klfe_ pdp11 chsncp cbf rug bawden llogo eak clib teach pcnet \
combat pdl minits mits_s chaos hal -pics- imlac
BIN = sys2 emacs _teco_ lisp liblsp alan inquir sail comlap c decsys \
BIN = sys1 sys2 emacs _teco_ lisp liblsp alan inquir sail comlap c decsys \
graphs draw datdrw fonts fonts1 fonts2 games macsym maint imlac \
_www_ gt40 llogo bawden sysbin -pics-
MINSRC = midas system $(DDT) $(SALV) $(KSFEDR) $(DUMP)

BIN
bin/sys1/ts.speedy Normal file
View File

Binary file not shown.

1
doc/programs.md
View File

@ -283,6 +283,7 @@
- SHUTDN, shut down ITS.
- SN, snoop terminal.
- SPCWAR, Spacewar game.
- SPEEDY, instruction timing test.
- SPELL/ESPELL, spell checker.
- SPROUTS, topological game invented by Conway.
- SRCCOM, compares/merges source files, and compares binary files.