DataMuseum.dk

Presents historical artifacts from the history of:

Rational R1000/400 DFS Tapes

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Rational R1000/400 DFS Tapes

Excavated with: AutoArchaeologist - Free & Open Source Software.


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⟦1fabbf626⟧ EM, TextFile

    Length: 1024 (0x400)
    Types: EM, TextFile
    Names: »WRITE_CSA_ENTRY.EM«

Derivation

└─⟦b4205821b⟧ Bits:30000743 8mm tape, Rational 1000, DFS, D_12_7_3 SEQ288
    └─ ⟦this⟧ »WRITE_CSA_ENTRY.EM« 
└─⟦b434774df⟧ Bits:30000528 8mm tape, Rational 1000, DFS, D_12_6_5
    └─ ⟦this⟧ »WRITE_CSA_ENTRY.EM« 
└─⟦bc1274df5⟧ Bits:30000750 8mm tape, Rational 1000, DFS backup from PAM's R1000
    └─ ⟦this⟧ »WRITE_CSA_ENTRY.EM« 

TextFile

[set SPACE    1]
[set NAME     %1%]
[set BIT_OFFS [lshift,[sub,%2%,[sub,%4%,1]],7]]
[set TYPE  [arg 1   [xeq typ read_rf_b_and_pop 10]]]
[set VAL   [arg 1   [xeq val read_rf_b_and_pop 10]]]
[set BIT_OFFS [and,[var BIT_OFFS],0FFFFFF80]]
[write WRITING TOP[#ne,%4%,1]-[sub,%4%,1][else],,[end],TO MEMORY]
[tag_query,3,[var SPACE],[var NAME],[var BIT_OFFS]]
[#le,[var SET_NUM],0F]
  xeq MEM[div,[var SET_NUM],4] WRITE_MEMORY_SPECIAL,
      [mul,[var SET_NUM],10],
      [var SPACE],[var NAME],[var BIT_OFFS],
      [var TYPE],[var VAL],0,[ecc_of,[var TYPE],[var VAL]];
  xeq MEM[div,[var SET_NUM],4] SET_MODIFIED_BIT,
      [mul,[var SET_NUM],10],
      [var SPACE],[var NAME],[var BIT_OFFS];
[else]
  write NO BOARDS HIT - PAGE NOT IN MEMORY;
[end]
[#ne,%3%,%4%]
    [write_csa_entry %1% %2% %3% [add,%4%,1]]
[end]
«nul»