| Index: src/mips64/macro-assembler-mips64.cc
|
| diff --git a/src/mips64/macro-assembler-mips64.cc b/src/mips64/macro-assembler-mips64.cc
|
| index 6b21bc0a7d2accdc3845007d9de1827930b81405..2761ca0f9366786b2bc811192600730ea490ca1a 100644
|
| --- a/src/mips64/macro-assembler-mips64.cc
|
| +++ b/src/mips64/macro-assembler-mips64.cc
|
| @@ -4359,139 +4359,6 @@ void MacroAssembler::TailCallStub(CodeStub* stub,
|
| }
|
|
|
|
|
| -static int AddressOffset(ExternalReference ref0, ExternalReference ref1) {
|
| - int64_t offset = (ref0.address() - ref1.address());
|
| - DCHECK(static_cast<int>(offset) == offset);
|
| - return static_cast<int>(offset);
|
| -}
|
| -
|
| -
|
| -void MacroAssembler::CallApiFunctionAndReturn(
|
| - Register function_address, ExternalReference thunk_ref, int stack_space,
|
| - MemOperand* stack_space_operand, MemOperand return_value_operand,
|
| - MemOperand* context_restore_operand) {
|
| - ExternalReference next_address =
|
| - ExternalReference::handle_scope_next_address(isolate());
|
| - const int kNextOffset = 0;
|
| - const int kLimitOffset = AddressOffset(
|
| - ExternalReference::handle_scope_limit_address(isolate()),
|
| - next_address);
|
| - const int kLevelOffset = AddressOffset(
|
| - ExternalReference::handle_scope_level_address(isolate()),
|
| - next_address);
|
| -
|
| - DCHECK(function_address.is(a1) || function_address.is(a2));
|
| -
|
| - Label profiler_disabled;
|
| - Label end_profiler_check;
|
| - li(t9, Operand(ExternalReference::is_profiling_address(isolate())));
|
| - lb(t9, MemOperand(t9, 0));
|
| - Branch(&profiler_disabled, eq, t9, Operand(zero_reg));
|
| -
|
| - // Additional parameter is the address of the actual callback.
|
| - li(t9, Operand(thunk_ref));
|
| - jmp(&end_profiler_check);
|
| -
|
| - bind(&profiler_disabled);
|
| - mov(t9, function_address);
|
| - bind(&end_profiler_check);
|
| -
|
| - // Allocate HandleScope in callee-save registers.
|
| - li(s3, Operand(next_address));
|
| - ld(s0, MemOperand(s3, kNextOffset));
|
| - ld(s1, MemOperand(s3, kLimitOffset));
|
| - ld(s2, MemOperand(s3, kLevelOffset));
|
| - Daddu(s2, s2, Operand(1));
|
| - sd(s2, MemOperand(s3, kLevelOffset));
|
| -
|
| - if (FLAG_log_timer_events) {
|
| - FrameScope frame(this, StackFrame::MANUAL);
|
| - PushSafepointRegisters();
|
| - PrepareCallCFunction(1, a0);
|
| - li(a0, Operand(ExternalReference::isolate_address(isolate())));
|
| - CallCFunction(ExternalReference::log_enter_external_function(isolate()), 1);
|
| - PopSafepointRegisters();
|
| - }
|
| -
|
| - // Native call returns to the DirectCEntry stub which redirects to the
|
| - // return address pushed on stack (could have moved after GC).
|
| - // DirectCEntry stub itself is generated early and never moves.
|
| - DirectCEntryStub stub(isolate());
|
| - stub.GenerateCall(this, t9);
|
| -
|
| - if (FLAG_log_timer_events) {
|
| - FrameScope frame(this, StackFrame::MANUAL);
|
| - PushSafepointRegisters();
|
| - PrepareCallCFunction(1, a0);
|
| - li(a0, Operand(ExternalReference::isolate_address(isolate())));
|
| - CallCFunction(ExternalReference::log_leave_external_function(isolate()), 1);
|
| - PopSafepointRegisters();
|
| - }
|
| -
|
| - Label promote_scheduled_exception;
|
| - Label exception_handled;
|
| - Label delete_allocated_handles;
|
| - Label leave_exit_frame;
|
| - Label return_value_loaded;
|
| -
|
| - // Load value from ReturnValue.
|
| - ld(v0, return_value_operand);
|
| - bind(&return_value_loaded);
|
| -
|
| - // No more valid handles (the result handle was the last one). Restore
|
| - // previous handle scope.
|
| - sd(s0, MemOperand(s3, kNextOffset));
|
| - if (emit_debug_code()) {
|
| - ld(a1, MemOperand(s3, kLevelOffset));
|
| - Check(eq, kUnexpectedLevelAfterReturnFromApiCall, a1, Operand(s2));
|
| - }
|
| - Dsubu(s2, s2, Operand(1));
|
| - sd(s2, MemOperand(s3, kLevelOffset));
|
| - ld(at, MemOperand(s3, kLimitOffset));
|
| - Branch(&delete_allocated_handles, ne, s1, Operand(at));
|
| -
|
| - // Check if the function scheduled an exception.
|
| - bind(&leave_exit_frame);
|
| - LoadRoot(a4, Heap::kTheHoleValueRootIndex);
|
| - li(at, Operand(ExternalReference::scheduled_exception_address(isolate())));
|
| - ld(a5, MemOperand(at));
|
| - Branch(&promote_scheduled_exception, ne, a4, Operand(a5));
|
| - bind(&exception_handled);
|
| -
|
| - bool restore_context = context_restore_operand != NULL;
|
| - if (restore_context) {
|
| - ld(cp, *context_restore_operand);
|
| - }
|
| - if (stack_space_operand != NULL) {
|
| - lw(s0, *stack_space_operand);
|
| - } else {
|
| - li(s0, Operand(stack_space));
|
| - }
|
| - LeaveExitFrame(false, s0, !restore_context, EMIT_RETURN,
|
| - stack_space_operand != NULL);
|
| - bind(&promote_scheduled_exception);
|
| - {
|
| - FrameScope frame(this, StackFrame::INTERNAL);
|
| - CallExternalReference(
|
| - ExternalReference(Runtime::kPromoteScheduledException, isolate()),
|
| - 0);
|
| - }
|
| - jmp(&exception_handled);
|
| -
|
| - // HandleScope limit has changed. Delete allocated extensions.
|
| - bind(&delete_allocated_handles);
|
| - sd(s1, MemOperand(s3, kLimitOffset));
|
| - mov(s0, v0);
|
| - mov(a0, v0);
|
| - PrepareCallCFunction(1, s1);
|
| - li(a0, Operand(ExternalReference::isolate_address(isolate())));
|
| - CallCFunction(ExternalReference::delete_handle_scope_extensions(isolate()),
|
| - 1);
|
| - mov(v0, s0);
|
| - jmp(&leave_exit_frame);
|
| -}
|
| -
|
| -
|
| bool MacroAssembler::AllowThisStubCall(CodeStub* stub) {
|
| return has_frame_ || !stub->SometimesSetsUpAFrame();
|
| }
|
|
|