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OpcodeDispatcher: Emulate SHA1RNDS4 with ARM sha extensions #4370

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merged 3 commits into from
Feb 22, 2025

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@Sonicadvance1 Sonicadvance1 commented Feb 22, 2025

     "sha1rnds4 xmm0, xmm1, 10b": {
-      "ExpectedInstructionCount": 55,
+      "ExpectedInstructionCount": 10,

So I spent a few hours glaring at this instruction. Then spent a few
more glaring in to the sunset and then found the optimization.

```diff
     "sha1rnds4 xmm0, xmm1, 10b": {
-      "ExpectedInstructionCount": 55,
+      "ExpectedInstructionCount": 10,
```

So I spent a few hours glaring at this instruction. Then spent a few
more glaring in to the sunset and then found the optimization.
@lioncash lioncash merged commit dbb58d1 into FEX-Emu:main Feb 22, 2025
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@Sonicadvance1 Sonicadvance1 deleted the sha1rnds4 branch February 23, 2025 00:56
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2 participants