Changeset 101980 in webkit

Timestamp:

Dec 5, 2011, 1:41:04 AM (15 years ago)

Author:

Csaba Osztrogonác

Message:

MacroAssemblerSH4 does not implement readCallTarget
​https://bugs.webkit.org/show_bug.cgi?id=73434

Patch by Zoltan Herczeg <​zherczeg@webkit.org> on 2011-12-05
Reviewed by Csaba Osztrogonác.

• assembler/MacroAssemblerSH4.h: Support for SH4.

(JSC::MacroAssemblerSH4::readCallTarget):

• assembler/SH4Assembler.h:

(JSC::SH4Assembler::readCallTarget):

Location:

trunk/Source/JavaScriptCore

Files:

• ChangeLog (modified) (1 diff)
• assembler/MacroAssemblerSH4.h (modified) (1 diff)
• assembler/SH4Assembler.h (modified) (1 diff)

trunk/Source/JavaScriptCore/ChangeLog

@@ +1 @@
+2011-12-05  Zoltan Herczeg  <zherczeg@webkit.org>
+
+        MacroAssemblerSH4 does not implement readCallTarget
+        https://bugs.webkit.org/show_bug.cgi?id=73434
+
+        Reviewed by Csaba Osztrogonác.
+
+        * assembler/MacroAssemblerSH4.h: Support for SH4.
+        (JSC::MacroAssemblerSH4::readCallTarget):
+        * assembler/SH4Assembler.h:
+        (JSC::SH4Assembler::readCallTarget):
+
 2011-12-04  Filip Pizlo  <fpizlo@apple.com>
 

trunk/Source/JavaScriptCore/assembler/MacroAssemblerSH4.h

@@ -1759 +1759 @@
     }
 
+    static FunctionPtr readCallTarget(CodeLocationCall call)
+    {
+        return FunctionPtr(reinterpret_cast<void(*)()>(SH4Assembler::readCallTarget(call.dataLocation())));
+    }
+
 protected:
     SH4Assembler::Condition SH4Condition(RelationalCondition cond)

trunk/Source/JavaScriptCore/assembler/SH4Assembler.h

@@ -1507 +1507 @@
     }
 
+    static void* readCallTarget(void* from)
+    {
+        uint16_t* instructionPtr = static_cast<uint16_t*>(from);
+        instructionPtr -= 3;
+        return reinterpret_cast<void*>(readPCrelativeAddress((*instructionPtr & 0xff), instructionPtr));
+    }
+
     PassRefPtr<ExecutableMemoryHandle> executableCopy(JSGlobalData& globalData)
     {