Changeset 268241 in webkit for trunk/Source/JavaScriptCore/assembler/MacroAssemblerARM64.cpp

Timestamp:

Oct 8, 2020, 6:18:14 PM (5 years ago)

Author:

[email protected]

Message:

Unreviewed, reverting r268170 and r268190.
​https://bugs.webkit.org/show_bug.cgi?id=217502

Crash on ARM64E exclusively

Reverted changesets:

"[JSC] Restrict more ptr-tagging and avoid using
OperationPtrTag for JIT code"
​https://bugs.webkit.org/show_bug.cgi?id=217460
​https://trac.webkit.org/changeset/268170

"Unreviewed, build fix for ARM64E"
​https://bugs.webkit.org/show_bug.cgi?id=217460
​https://trac.webkit.org/changeset/268190

File:

• trunk/Source/JavaScriptCore/assembler/MacroAssemblerARM64.cpp (modified) (1 diff)

trunk/Source/JavaScriptCore/assembler/MacroAssemblerARM64.cpp

@@ -546 +546 @@
     move(TrustedImmPtr(tagCFunction<JITProbeExecutorPtrTag>(Probe::executeProbe)), x28);
 #if CPU(ARM64E)
-    assertIsTaggedWith<JITProbePtrTag>(function);
+    ASSERT(isTaggedWith(function, JITProbePtrTag));
 #endif
     move(TrustedImmPtr(reinterpret_cast<void*>(function)), x24);