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JavaScriptCore-1097.3.tar.gz
[apple/javascriptcore.git] / jit / JITStubs.h
diff --git a/jit/JITStubs.h b/jit/JITStubs.h
index 75fbb089ec9388be1c2022208f3a517109a39011..786353df5db4fa6d294deb0d1f0c6262e73ec561 100644 (file)
--- a/jit/JITStubs.h
+++ b/jit/JITStubs.h
@@ -31,15 +31,17 @@
 #define JITStubs_h
 
 #include "CallData.h"
+#include "Intrinsic.h"
+#include "LowLevelInterpreter.h"
 #include "MacroAssemblerCodeRef.h"
 #include "Register.h"
 #include "ThunkGenerators.h"
 #include <wtf/HashMap.h>
 
-#if ENABLE(JIT)
-
 namespace JSC {
 
+#if ENABLE(JIT)
+
     struct StructureStubInfo;
 
     class CodeBlock;
@@ -58,6 +60,7 @@ namespace JSC {
     class PutPropertySlot;
     class RegisterFile;
     class RegExp;
+    class Structure;
 
     template <typename T> class Weak;
 
@@ -68,6 +71,7 @@ namespace JSC {
 
         JSValue jsValue() { return JSValue::decode(asEncodedJSValue); }
         JSObject* jsObject() { return static_cast<JSObject*>(asPointer); }
+        Register* reg() { return static_cast<Register*>(asPointer); }
         Identifier& identifier() { return *static_cast<Identifier*>(asPointer); }
         int32_t int32() { return asInt32; }
         CodeBlock* codeBlock() { return static_cast<CodeBlock*>(asPointer); }
@@ -76,6 +80,7 @@ namespace JSC {
         JSPropertyNameIterator* propertyNameIterator() { return static_cast<JSPropertyNameIterator*>(asPointer); }
         JSGlobalObject* globalObject() { return static_cast<JSGlobalObject*>(asPointer); }
         JSString* jsString() { return static_cast<JSString*>(asPointer); }
+        Structure* structure() { return static_cast<Structure*>(asPointer); }
         ReturnAddressPtr returnAddress() { return ReturnAddressPtr(asPointer); }
     };
     
@@ -87,7 +92,6 @@ namespace JSC {
         MacroAssemblerCodePtr ctiVirtualConstruct;
         MacroAssemblerCodePtr ctiNativeCall;
         MacroAssemblerCodePtr ctiNativeConstruct;
-        MacroAssemblerCodePtr ctiSoftModulo;
     };
 
 #if CPU(X86_64)
@@ -149,9 +153,6 @@ namespace JSC {
     struct JITStackFrame {
         JITStubArg reserved; // Unused
         JITStubArg args[6];
-#if USE(JSVALUE64)
-        void* padding; // Maintain 16-byte stack alignment.
-#endif
 
         ReturnAddressPtr thunkReturnAddress;
 
@@ -159,11 +160,15 @@ namespace JSC {
         void* preservedR4;
         void* preservedR5;
         void* preservedR6;
+        void* preservedR7;
+        void* preservedR8;
+        void* preservedR9;
+        void* preservedR10;
+        void* preservedR11;
 
         // These arguments passed in r1..r3 (r0 contained the entry code pointed, which is not preserved)
         RegisterFile* registerFile;
         CallFrame* callFrame;
-        void* unused1;
 
         // These arguments passed on the stack.
         Profiler** enabledProfilerReference;
@@ -266,6 +271,8 @@ namespace JSC {
     #define JIT_STUB __fastcall
     #elif COMPILER(GCC)
     #define JIT_STUB  __attribute__ ((fastcall))
+    #elif COMPILER(SUNCC)
+    #define JIT_STUB
     #else
     #error "JIT_STUB function calls require fastcall conventions on x86, add appropriate directive/attribute here for your compiler!"
     #endif
@@ -276,6 +283,15 @@ namespace JSC {
     extern "C" void ctiVMThrowTrampoline();
     extern "C" void ctiOpThrowNotCaught();
     extern "C" EncodedJSValue ctiTrampoline(void* code, RegisterFile*, CallFrame*, void* /*unused1*/, Profiler**, JSGlobalData*);
+#if ENABLE(DFG_JIT)
+    extern "C" void ctiTrampolineEnd();
+
+    inline bool returnAddressIsInCtiTrampoline(ReturnAddressPtr returnAddress)
+    {
+        return returnAddress.value() >= bitwise_cast<void*>(&ctiTrampoline)
+            && returnAddress.value() < bitwise_cast<void*>(&ctiTrampolineEnd);
+    }
+#endif
 
     class JITThunks {
     public:
@@ -290,23 +306,36 @@ namespace JSC {
         MacroAssemblerCodePtr ctiVirtualConstructLink() { return m_trampolineStructure.ctiVirtualConstructLink; }
         MacroAssemblerCodePtr ctiVirtualCall() { return m_trampolineStructure.ctiVirtualCall; }
         MacroAssemblerCodePtr ctiVirtualConstruct() { return m_trampolineStructure.ctiVirtualConstruct; }
-        MacroAssemblerCodePtr ctiNativeCall() { return m_trampolineStructure.ctiNativeCall; }
-        MacroAssemblerCodePtr ctiNativeConstruct() { return m_trampolineStructure.ctiNativeConstruct; }
-        MacroAssemblerCodePtr ctiSoftModulo() { return m_trampolineStructure.ctiSoftModulo; }
+        MacroAssemblerCodePtr ctiNativeCall()
+        {
+#if ENABLE(LLINT)
+            if (!m_executableMemory)
+                return MacroAssemblerCodePtr::createLLIntCodePtr(llint_native_call_trampoline);
+#endif
+            return m_trampolineStructure.ctiNativeCall;
+        }
+        MacroAssemblerCodePtr ctiNativeConstruct()
+        {
+#if ENABLE(LLINT)
+            if (!m_executableMemory)
+                return MacroAssemblerCodePtr::createLLIntCodePtr(llint_native_construct_trampoline);
+#endif
+            return m_trampolineStructure.ctiNativeConstruct;
+        }
 
-        MacroAssemblerCodePtr ctiStub(JSGlobalData* globalData, ThunkGenerator generator);
+        MacroAssemblerCodeRef ctiStub(JSGlobalData*, ThunkGenerator);
 
-        NativeExecutable* hostFunctionStub(JSGlobalData*, NativeFunction);
-        NativeExecutable* hostFunctionStub(JSGlobalData*, NativeFunction, ThunkGenerator);
+        NativeExecutable* hostFunctionStub(JSGlobalData*, NativeFunction, NativeFunction constructor);
+        NativeExecutable* hostFunctionStub(JSGlobalData*, NativeFunction, ThunkGenerator, Intrinsic);
 
         void clearHostFunctionStubs();
 
     private:
-        typedef HashMap<ThunkGenerator, MacroAssemblerCodePtr> CTIStubMap;
+        typedef HashMap<ThunkGenerator, MacroAssemblerCodeRef> CTIStubMap;
         CTIStubMap m_ctiStubMap;
         typedef HashMap<NativeFunction, Weak<NativeExecutable> > HostFunctionStubMap;
         OwnPtr<HostFunctionStubMap> m_hostFunctionStubMap;
-        RefPtr<ExecutablePool> m_executablePool;
+        RefPtr<ExecutableMemoryHandle> m_executableMemory;
 
         TrampolineStructure m_trampolineStructure;
     };
@@ -314,7 +343,6 @@ namespace JSC {
 extern "C" {
     EncodedJSValue JIT_STUB cti_op_add(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_bitand(STUB_ARGS_DECLARATION);
-    EncodedJSValue JIT_STUB cti_op_bitnot(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_bitor(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_bitxor(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_call_NotJSFunction(STUB_ARGS_DECLARATION);
@@ -322,9 +350,7 @@ extern "C" {
     EncodedJSValue JIT_STUB cti_op_construct_NotJSConstruct(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_create_this(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_convert_this(STUB_ARGS_DECLARATION);
-    EncodedJSValue JIT_STUB cti_op_convert_this_strict(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_create_arguments(STUB_ARGS_DECLARATION);
-    EncodedJSValue JIT_STUB cti_op_create_arguments_no_params(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_del_by_id(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_del_by_val(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_div(STUB_ARGS_DECLARATION);
@@ -334,13 +360,13 @@ extern "C" {
     EncodedJSValue JIT_STUB cti_op_get_by_id_generic(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_getter_stub(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_method_check(STUB_ARGS_DECLARATION);
+    EncodedJSValue JIT_STUB cti_op_get_by_id_method_check_update(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_proto_fail(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_proto_list(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_proto_list_full(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_self_fail(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_id_string_fail(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_val(STUB_ARGS_DECLARATION);
-    EncodedJSValue JIT_STUB cti_op_get_by_val_byte_array(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_get_by_val_string(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_in(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_instanceof(STUB_ARGS_DECLARATION);
@@ -352,6 +378,8 @@ extern "C" {
     EncodedJSValue JIT_STUB cti_op_is_undefined(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_less(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_lesseq(STUB_ARGS_DECLARATION);
+    EncodedJSValue JIT_STUB cti_op_greater(STUB_ARGS_DECLARATION);
+    EncodedJSValue JIT_STUB cti_op_greatereq(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_lshift(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_mod(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_mul(STUB_ARGS_DECLARATION);
@@ -370,6 +398,7 @@ extern "C" {
     EncodedJSValue JIT_STUB cti_op_resolve_global_dynamic(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_resolve_skip(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_resolve_with_base(STUB_ARGS_DECLARATION);
+    EncodedJSValue JIT_STUB cti_op_resolve_with_this(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_rshift(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_strcat(STUB_ARGS_DECLARATION);
     EncodedJSValue JIT_STUB cti_op_stricteq(STUB_ARGS_DECLARATION);
@@ -394,9 +423,10 @@ extern "C" {
     int JIT_STUB cti_op_eq_strings(STUB_ARGS_DECLARATION);
     int JIT_STUB cti_op_jless(STUB_ARGS_DECLARATION);
     int JIT_STUB cti_op_jlesseq(STUB_ARGS_DECLARATION);
+    int JIT_STUB cti_op_jgreater(STUB_ARGS_DECLARATION);
+    int JIT_STUB cti_op_jgreatereq(STUB_ARGS_DECLARATION);
     int JIT_STUB cti_op_jtrue(STUB_ARGS_DECLARATION);
-    int JIT_STUB cti_op_load_varargs(STUB_ARGS_DECLARATION);
-    int JIT_STUB cti_op_loop_if_lesseq(STUB_ARGS_DECLARATION);
+    void* JIT_STUB cti_op_load_varargs(STUB_ARGS_DECLARATION);
     int JIT_STUB cti_timeout_check(STUB_ARGS_DECLARATION);
     int JIT_STUB cti_has_property(STUB_ARGS_DECLARATION);
     void JIT_STUB cti_op_check_has_instance(STUB_ARGS_DECLARATION);
@@ -414,12 +444,14 @@ extern "C" {
     void JIT_STUB cti_op_put_by_id_direct_generic(STUB_ARGS_DECLARATION);
     void JIT_STUB cti_op_put_by_index(STUB_ARGS_DECLARATION);
     void JIT_STUB cti_op_put_by_val(STUB_ARGS_DECLARATION);
-    void JIT_STUB cti_op_put_by_val_byte_array(STUB_ARGS_DECLARATION);
-    void JIT_STUB cti_op_put_getter(STUB_ARGS_DECLARATION);
-    void JIT_STUB cti_op_put_setter(STUB_ARGS_DECLARATION);
+    void JIT_STUB cti_op_put_getter_setter(STUB_ARGS_DECLARATION);
     void JIT_STUB cti_op_tear_off_activation(STUB_ARGS_DECLARATION);
     void JIT_STUB cti_op_tear_off_arguments(STUB_ARGS_DECLARATION);
     void JIT_STUB cti_op_throw_reference_error(STUB_ARGS_DECLARATION);
+#if ENABLE(DFG_JIT)
+    void JIT_STUB cti_optimize_from_loop(STUB_ARGS_DECLARATION);
+    void JIT_STUB cti_optimize_from_ret(STUB_ARGS_DECLARATION);
+#endif
     void* JIT_STUB cti_op_call_arityCheck(STUB_ARGS_DECLARATION);
     void* JIT_STUB cti_op_construct_arityCheck(STUB_ARGS_DECLARATION);
     void* JIT_STUB cti_op_call_jitCompile(STUB_ARGS_DECLARATION);
@@ -434,8 +466,8 @@ extern "C" {
     void* JIT_STUB cti_vm_throw(STUB_ARGS_DECLARATION);
 } // extern "C"
 
-} // namespace JSC
-
 #endif // ENABLE(JIT)
 
+} // namespace JSC
+
 #endif // JITStubs_h
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