%def invoke(helper="NterpUnimplemented"): call SYMBOL($helper) %def op_invoke_custom(): EXPORT_PC movzwl 2(rPC), %edi // call_site index, first argument of runtime call. jmp NterpCommonInvokeCustom %def op_invoke_custom_range(): EXPORT_PC movzwl 2(rPC), %edi // call_site index, first argument of runtime call. jmp NterpCommonInvokeCustomRange %def invoke_direct_or_super(helper="", range="", is_super=""): EXPORT_PC // Fast-path which gets the method from thread-local cache. FETCH_FROM_THREAD_CACHE %rdi, 2f 1: // Load the first argument (the 'this' pointer). movzwl 4(rPC), %r11d // arguments .if !$range andq $$0xf, %r11 .endif movl (rFP, %r11, 4), %esi // NullPointerException check. movl (%esi), %eax jmp $helper 2: movq rSELF:THREAD_SELF_OFFSET, %rdi movq 0(%rsp), %rsi movq rPC, %rdx call nterp_get_method movq %rax, %rdi .if $is_super jmp 1b .else testl MACRO_LITERAL(1), %eax je 1b andq $$-2, %rdi // Remove the extra bit that marks it's a String. method. .if $range jmp NterpHandleStringInitRange .else jmp NterpHandleStringInit .endif .endif %def op_invoke_direct(): % invoke_direct_or_super(helper="NterpCommonInvokeInstance", range="0", is_super="0") %def op_invoke_direct_range(): % invoke_direct_or_super(helper="NterpCommonInvokeInstanceRange", range="1", is_super="0") %def op_invoke_polymorphic(): EXPORT_PC // No need to fetch the target method. // Load the first argument (the 'this' pointer). movzwl 4(rPC), %r11d // arguments andq $$0xf, %r11 movl (rFP, %r11, 4), %esi // NullPointerException check. movl (%esi), %eax jmp NterpCommonInvokePolymorphic %def op_invoke_polymorphic_range(): EXPORT_PC // No need to fetch the target method. // Load the first argument (the 'this' pointer). movzwl 4(rPC), %r11d // arguments movl (rFP, %r11, 4), %esi // NullPointerException check. movl (%esi), %eax jmp NterpCommonInvokePolymorphicRange %def invoke_interface(helper="", range=""): % slow_path = add_helper(lambda: op_invoke_interface_slow_path()) EXPORT_PC // Fast-path which gets the interface method from thread-local cache. FETCH_FROM_THREAD_CACHE %rax, ${slow_path} .L${opcode}_resume: // First argument is the 'this' pointer. movzwl 4(rPC), %r11d // arguments .if !$range andq $$0xf, %r11 .endif movl (rFP, %r11, 4), %esi movl MIRROR_OBJECT_CLASS_OFFSET(%esi), %edx // Test the first two bits of the fetched ArtMethod: // - If the first bit is set, this is a method on j.l.Object // - If the second bit is set, this is a default method. testl $$3, %eax jne 2f movzw ART_METHOD_IMT_INDEX_OFFSET(%rax), %ecx 1: movq MIRROR_CLASS_IMT_PTR_OFFSET_64(%edx), %rdx movq (%rdx, %rcx, 8), %rdi jmp $helper 2: testl $$1, %eax .if $range jne NterpHandleInvokeInterfaceOnObjectMethodRange .else jne NterpHandleInvokeInterfaceOnObjectMethod .endif // Default method andq $$-4, %rax movzw ART_METHOD_METHOD_INDEX_OFFSET(%rax), %ecx andl $$ART_METHOD_IMT_MASK, %ecx jmp 1b %def op_invoke_interface_slow_path(): movq rSELF:THREAD_SELF_OFFSET, %rdi movq 0(%rsp), %rsi movq rPC, %rdx call nterp_get_method jmp .L${opcode}_resume %def op_invoke_interface(): % invoke_interface(helper="NterpCommonInvokeInterface", range="0") %def op_invoke_interface_range(): % invoke_interface(helper="NterpCommonInvokeInterfaceRange", range="1") %def invoke_static(helper=""): EXPORT_PC // Fast-path which gets the method from thread-local cache. FETCH_FROM_THREAD_CACHE %rdi, 1f jmp $helper 1: movq rSELF:THREAD_SELF_OFFSET, %rdi movq 0(%rsp), %rsi movq rPC, %rdx call nterp_get_method movq %rax, %rdi jmp $helper %def op_invoke_static(): % invoke_static(helper="NterpCommonInvokeStatic") %def op_invoke_static_range(): % invoke_static(helper="NterpCommonInvokeStaticRange") %def op_invoke_super(): % invoke_direct_or_super(helper="NterpCommonInvokeInstance", range="0", is_super="1") %def op_invoke_super_range(): % invoke_direct_or_super(helper="NterpCommonInvokeInstanceRange", range="1", is_super="1") %def invoke_virtual(helper="", range=""): EXPORT_PC // Fast-path which gets the method from thread-local cache. FETCH_FROM_THREAD_CACHE %rdi, 2f 1: // First argument is the 'this' pointer. movzwl 4(rPC), %r11d // arguments .if !$range andq $$0xf, %r11 .endif movl (rFP, %r11, 4), %esi // Note: if esi is null, this will be handled by our SIGSEGV handler. movl MIRROR_OBJECT_CLASS_OFFSET(%esi), %edx movq MIRROR_CLASS_VTABLE_OFFSET_64(%edx, %edi, 8), %rdi jmp $helper 2: movq rSELF:THREAD_SELF_OFFSET, %rdi movq 0(%rsp), %rsi movq rPC, %rdx call nterp_get_method movl %eax, %edi jmp 1b %def op_invoke_virtual(): % invoke_virtual(helper="NterpCommonInvokeInstance", range="0") %def op_invoke_virtual_range(): % invoke_virtual(helper="NterpCommonInvokeInstanceRange", range="1")