X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/ba379fdc102753d6be2c4d937058fe40257329fe..cb9aa2694aba0ae4f946ed34b8e0f6c99c1cfe44:/jit/JITStubs.h diff --git a/jit/JITStubs.h b/jit/JITStubs.h index 317eca9..bd71ea6 100644 --- a/jit/JITStubs.h +++ b/jit/JITStubs.h @@ -1,5 +1,6 @@ /* - * Copyright (C) 2008 Apple Inc. All rights reserved. + * Copyright (C) 2008, 2013 Apple Inc. All rights reserved. + * Copyright (C) Research In Motion Limited 2010. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -10,7 +11,7 @@ * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * 3. Neither the name of Apple Inc. ("Apple") nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * @@ -29,328 +30,28 @@ #ifndef JITStubs_h #define JITStubs_h -#include - -#include "MacroAssemblerCodeRef.h" -#include "Register.h" - -#if ENABLE(JIT) +#include "JSCJSValue.h" namespace JSC { - class CodeBlock; - class ExecutablePool; - class Identifier; - class JSGlobalData; - class JSGlobalData; - class JSObject; - class JSPropertyNameIterator; - class JSValue; - class JSValueEncodedAsPointer; - class Profiler; - class PropertySlot; - class PutPropertySlot; - class RegisterFile; - class FuncDeclNode; - class FuncExprNode; - class JSGlobalObject; - class RegExp; - - union JITStubArg { - void* asPointer; - EncodedJSValue asEncodedJSValue; - int32_t asInt32; - - JSValue jsValue() { return JSValue::decode(asEncodedJSValue); } - Identifier& identifier() { return *static_cast(asPointer); } - int32_t int32() { return asInt32; } - CodeBlock* codeBlock() { return static_cast(asPointer); } - FuncDeclNode* funcDeclNode() { return static_cast(asPointer); } - FuncExprNode* funcExprNode() { return static_cast(asPointer); } - RegExp* regExp() { return static_cast(asPointer); } - JSPropertyNameIterator* propertyNameIterator() { return static_cast(asPointer); } - JSGlobalObject* globalObject() { return static_cast(asPointer); } - JSString* jsString() { return static_cast(asPointer); } - ReturnAddressPtr returnAddress() { return ReturnAddressPtr(asPointer); } - }; - -#if PLATFORM(X86_64) - struct JITStackFrame { - void* reserved; // Unused - JITStubArg args[6]; - void* padding[2]; // Maintain 32-byte stack alignment (possibly overkill). - - void* savedRBX; - void* savedR15; - void* savedR14; - void* savedR13; - void* savedR12; - void* savedRBP; - void* savedRIP; - - void* code; - RegisterFile* registerFile; - CallFrame* callFrame; - JSValue* exception; - Profiler** enabledProfilerReference; - JSGlobalData* globalData; - - // When JIT code makes a call, it pushes its return address just below the rest of the stack. - ReturnAddressPtr* returnAddressSlot() { return reinterpret_cast(this) - 1; } - }; -#elif PLATFORM(X86) -#if COMPILER(MSVC) -#pragma pack(push) -#pragma pack(4) -#endif // COMPILER(MSVC) - struct JITStackFrame { - void* reserved; // Unused - JITStubArg args[6]; -#if USE(JSVALUE32_64) - void* padding[2]; // Maintain 16-byte stack alignment. -#endif - - void* savedEBX; - void* savedEDI; - void* savedESI; - void* savedEBP; - void* savedEIP; - - void* code; - RegisterFile* registerFile; - CallFrame* callFrame; - JSValue* exception; - Profiler** enabledProfilerReference; - JSGlobalData* globalData; - - // When JIT code makes a call, it pushes its return address just below the rest of the stack. - ReturnAddressPtr* returnAddressSlot() { return reinterpret_cast(this) - 1; } - }; -#if COMPILER(MSVC) -#pragma pack(pop) -#endif // COMPILER(MSVC) -#elif PLATFORM_ARM_ARCH(7) - struct JITStackFrame { - void* reserved; // Unused - JITStubArg args[6]; -#if USE(JSVALUE32_64) - void* padding[2]; // Maintain 16-byte stack alignment. -#endif - - ReturnAddressPtr thunkReturnAddress; - - void* preservedReturnAddress; - void* preservedR4; - void* preservedR5; - void* preservedR6; - - // These arguments passed in r1..r3 (r0 contained the entry code pointed, which is not preserved) - RegisterFile* registerFile; - CallFrame* callFrame; - JSValue* exception; - - // These arguments passed on the stack. - Profiler** enabledProfilerReference; - JSGlobalData* globalData; - - ReturnAddressPtr* returnAddressSlot() { return &thunkReturnAddress; } - }; -#else -#error "JITStackFrame not defined for this platform." -#endif - -#if USE(JIT_STUB_ARGUMENT_VA_LIST) - #define STUB_ARGS_DECLARATION void* args, ... - #define STUB_ARGS (reinterpret_cast(vl_args) - 1) - - #if COMPILER(MSVC) - #define JIT_STUB __cdecl - #else - #define JIT_STUB - #endif -#else - #define STUB_ARGS_DECLARATION void** args - #define STUB_ARGS (args) +#if ENABLE(JIT) - #if PLATFORM(X86) && COMPILER(MSVC) - #define JIT_STUB __fastcall - #elif PLATFORM(X86) && COMPILER(GCC) - #define JIT_STUB __attribute__ ((fastcall)) - #else - #define JIT_STUB - #endif -#endif +#if OS(WINDOWS) +struct ProtoCallFrame; +class VM; -#if PLATFORM(X86_64) - struct VoidPtrPair { - void* first; - void* second; - }; - #define RETURN_POINTER_PAIR(a,b) VoidPtrPair pair = { a, b }; return pair -#else - // MSVC doesn't support returning a two-value struct in two registers, so - // we cast the struct to int64_t instead. - typedef uint64_t VoidPtrPair; - union VoidPtrPairUnion { - struct { void* first; void* second; } s; - VoidPtrPair i; - }; - #define RETURN_POINTER_PAIR(a,b) VoidPtrPairUnion pair = {{ a, b }}; return pair.i +extern "C" { + EncodedJSValue callToJavaScript(void*, VM*, ProtoCallFrame*); + EncodedJSValue callToNativeFunction(void*, VM*, ProtoCallFrame*); +} #endif - extern "C" void ctiVMThrowTrampoline(); - extern "C" void ctiOpThrowNotCaught(); - extern "C" EncodedJSValue ctiTrampoline( -#if PLATFORM(X86_64) - // FIXME: (bug #22910) this will force all arguments onto the stack (regparm(0) does not appear to have any effect). - // We can allow register passing here, and move the writes of these values into the trampoline. - void*, void*, void*, void*, void*, void*, +#if USE(MASM_PROBE) +extern "C" void ctiMasmProbeTrampoline(); #endif - void* code, RegisterFile*, CallFrame*, JSValue* exception, Profiler**, JSGlobalData*); - - class JITThunks { - public: - JITThunks(JSGlobalData*); - static void tryCacheGetByID(CallFrame*, CodeBlock*, ReturnAddressPtr returnAddress, JSValue baseValue, const Identifier& propertyName, const PropertySlot&); - static void tryCachePutByID(CallFrame*, CodeBlock*, ReturnAddressPtr returnAddress, JSValue baseValue, const PutPropertySlot&); - - MacroAssemblerCodePtr ctiStringLengthTrampoline() { return m_ctiStringLengthTrampoline; } - MacroAssemblerCodePtr ctiVirtualCallPreLink() { return m_ctiVirtualCallPreLink; } - MacroAssemblerCodePtr ctiVirtualCallLink() { return m_ctiVirtualCallLink; } - MacroAssemblerCodePtr ctiVirtualCall() { return m_ctiVirtualCall; } - MacroAssemblerCodePtr ctiNativeCallThunk() { return m_ctiNativeCallThunk; } - - private: - RefPtr m_executablePool; - - MacroAssemblerCodePtr m_ctiStringLengthTrampoline; - MacroAssemblerCodePtr m_ctiVirtualCallPreLink; - MacroAssemblerCodePtr m_ctiVirtualCallLink; - MacroAssemblerCodePtr m_ctiVirtualCall; - MacroAssemblerCodePtr m_ctiNativeCallThunk; - }; - -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); - EncodedJSValue JIT_STUB cti_op_call_eval(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_construct_NotJSConstruct(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_convert_this(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); - EncodedJSValue JIT_STUB cti_op_get_by_id(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_get_by_id_array_fail(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_get_by_id_generic(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_second(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_second(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); - EncodedJSValue JIT_STUB cti_op_is_boolean(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_is_function(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_is_number(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_is_object(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_is_string(STUB_ARGS_DECLARATION); - 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_lshift(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_mod(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_mul(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_negate(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_next_pname(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_not(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_nstricteq(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_post_dec(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_post_inc(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_pre_dec(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_pre_inc(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_resolve(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_resolve_base(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_resolve_global(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_rshift(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_strcat(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_stricteq(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_sub(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_throw(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_to_jsnumber(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_to_primitive(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_typeof(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_op_urshift(STUB_ARGS_DECLARATION); - EncodedJSValue JIT_STUB cti_vm_throw(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_construct_JSConstruct(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_new_array(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_new_error(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_new_func(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_new_func_exp(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_new_object(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_new_regexp(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_push_activation(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_push_new_scope(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_push_scope(STUB_ARGS_DECLARATION); - JSObject* JIT_STUB cti_op_put_by_id_transition_realloc(STUB_ARGS_DECLARATION); - JSPropertyNameIterator* JIT_STUB cti_op_get_pnames(STUB_ARGS_DECLARATION); - VoidPtrPair JIT_STUB cti_op_call_arityCheck(STUB_ARGS_DECLARATION); - int JIT_STUB cti_op_eq(STUB_ARGS_DECLARATION); -#if USE(JSVALUE32_64) - int JIT_STUB cti_op_eq_strings(STUB_ARGS_DECLARATION); -#endif - int JIT_STUB cti_op_jless(STUB_ARGS_DECLARATION); - int JIT_STUB cti_op_jlesseq(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_less(STUB_ARGS_DECLARATION); - int JIT_STUB cti_op_loop_if_lesseq(STUB_ARGS_DECLARATION); - int JIT_STUB cti_op_loop_if_true(STUB_ARGS_DECLARATION); - int JIT_STUB cti_timeout_check(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_create_arguments(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_create_arguments_no_params(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_debug(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_end(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_jmp_scopes(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_pop_scope(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_profile_did_call(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_profile_will_call(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_put_by_id(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_put_by_id_fail(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_put_by_id_generic(STUB_ARGS_DECLARATION); - void JIT_STUB cti_op_put_by_id_second(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_array(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_ret_scopeChain(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_register_file_check(STUB_ARGS_DECLARATION); - void* JIT_STUB cti_op_call_JSFunction(STUB_ARGS_DECLARATION); - void* JIT_STUB cti_op_switch_char(STUB_ARGS_DECLARATION); - void* JIT_STUB cti_op_switch_imm(STUB_ARGS_DECLARATION); - void* JIT_STUB cti_op_switch_string(STUB_ARGS_DECLARATION); - void* JIT_STUB cti_vm_dontLazyLinkCall(STUB_ARGS_DECLARATION); - void* JIT_STUB cti_vm_lazyLinkCall(STUB_ARGS_DECLARATION); -} // extern "C" +#endif // ENABLE(JIT) } // namespace JSC -#endif // ENABLE(JIT) - #endif // JITStubs_h