Code

Global flag optimizations#4027

Code

Merged

Sonicadvance1 merged 19 commits intoFEX-Emu:mainFEX-Emu/FEX:mainfrom alyssarosenzweig:opt/global-flagalyssarosenzweig/FEX:opt/global-flagCopy head branch name to clipboardSep 8, 2024

+1,073-746

Commits

Commits on Sep 7, 2024

• InstCountCI: add 8-bit test cases

  Show description for 5a590a9
  alyssarosenzweig

  committed
  5a590a9

• InstCountCI: add ucomiss+pf opt case

  Show description for 9fe7bc5
  alyssarosenzweig

  committed
  9fe7bc5

• IR: add TestZ op

  Show description for 8d9f19b
  alyssarosenzweig

  committed
  8d9f19b

• IR: push down AXFLAG lowering

  Show description for 4eb0948
  alyssarosenzweig

  committed
  4eb0948

• IR: push parity evaluation down

  Show description for e9ab514
  alyssarosenzweig

  committed
  e9ab514

• IR: track whether parity is read

  Show description for 8745455
  alyssarosenzweig

  committed
  8745455

• IR: introduce dedicated PF/AF instructions

  Show description for 50a3ca0
  alyssarosenzweig

  committed
  50a3ca0

• OpcodeDispatcher: don't emit fake 0 for condjump

  Show description for d17f33a
  alyssarosenzweig

  committed
  d17f33a

• RedundantFlagCalculationElimination: add missing testnz case

  Show description for f23bef1
  alyssarosenzweig

  committed
  f23bef1

• RedundantFlagCalculationElimination: add missing adczero case

  Show description for c350888
  alyssarosenzweig

  committed
  c350888

• RedundantFlagCalculationElimination: drop unneeded bools

  Show description for 249de7c
  alyssarosenzweig

  committed
  249de7c

• RedundantFlagCalculationElimination: extract per-block logic

  Show description for 50d6ddd
  alyssarosenzweig

  committed
  50d6ddd

• RedundantFlagCalculationElimination: globalize

  Show description for eb88366
  alyssarosenzweig

  committed
  eb88366

• RedundantFlagCalculationElimination: fold compares/axflag into branches

  Show description for 6e6d640
  alyssarosenzweig

  committed
  6e6d640

• RedundantFlagCalculationElimination: select testz

  Show description for 47ac9ed
  alyssarosenzweig

  committed
  47ac9ed

• RedundantFlagCalculationElimination: use LUT for flags

  Show description for dd7c66d
  alyssarosenzweig

  committed
  dd7c66d

• RedundantFlagCalculationElimination: optimize parity

  Show description for b36d1f7
  alyssarosenzweig

  committed
  b36d1f7

• DeadStoreElimination: drop now that it's redundant

  Show description for 3848827
  alyssarosenzweig

  committed
  3848827

• InstCountCI: Update

  Show description for 46f36dc
  alyssarosenzweig

  committed
  46f36dc