Merge pull request #4118 from Sonicadvance1/wfe_for_pause

FEXCore: Change yield implementation to use wfe
FEX-Emu · Oct 15, 2024 · ff51435 · ff51435
2 parents 5026bf8 + b967538
commit ff51435
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/FEXCore/Source/Interface/Core/JIT/Arm64/MiscOps.cpp b/FEXCore/Source/Interface/Core/JIT/Arm64/MiscOps.cpp
@@ -262,7 +262,7 @@ DEF_OP(RDRAND) {
 }
 
 DEF_OP(Yield) {
-  yield();
+  wfe();
 }
 
 #undef DEF_OP

diff --git a/unittests/InstructionCountCI/Primary.json b/unittests/InstructionCountCI/Primary.json
@@ -2540,6 +2540,13 @@
       "Comment": "0x90",
       "ExpectedArm64ASM": []
     },
+    "pause": {
+      "ExpectedInstructionCount": 1,
+      "Comment": "0xF3 0x90",
+      "ExpectedArm64ASM": [
+        "wfe"
+      ]
+    },
     "cbw": {
       "ExpectedInstructionCount": 2,
       "Comment": "0x98",