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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM. |
6 #if defined(TARGET_ARCH_ARM) | 6 #if defined(TARGET_ARCH_ARM) |
7 | 7 |
8 #include "vm/flow_graph_compiler.h" | 8 #include "vm/flow_graph_compiler.h" |
9 | 9 |
10 #include "vm/ast_printer.h" | 10 #include "vm/ast_printer.h" |
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866 if (check_correct_named_args) { | 866 if (check_correct_named_args) { |
867 __ ldr(NOTFP, FieldAddress(R4, ArgumentsDescriptor::count_offset())); | 867 __ ldr(NOTFP, FieldAddress(R4, ArgumentsDescriptor::count_offset())); |
868 __ SmiUntag(NOTFP); | 868 __ SmiUntag(NOTFP); |
869 // Check that R6 equals NOTFP, i.e. no named arguments passed. | 869 // Check that R6 equals NOTFP, i.e. no named arguments passed. |
870 __ cmp(R6, Operand(NOTFP)); | 870 __ cmp(R6, Operand(NOTFP)); |
871 __ b(&all_arguments_processed, EQ); | 871 __ b(&all_arguments_processed, EQ); |
872 } | 872 } |
873 } | 873 } |
874 | 874 |
875 __ Bind(&wrong_num_arguments); | 875 __ Bind(&wrong_num_arguments); |
876 if (function.IsClosureFunction()) { | 876 if (function.IsClosureFunction() || function.IsConvertedClosureFunction()) { |
877 __ LeaveDartFrame(kKeepCalleePP); // The arguments are still on the stack. | 877 __ LeaveDartFrame(kKeepCalleePP); // The arguments are still on the stack. |
878 __ Branch(*StubCode::CallClosureNoSuchMethod_entry()); | 878 __ Branch(*StubCode::CallClosureNoSuchMethod_entry()); |
879 // The noSuchMethod call may return to the caller, but not here. | 879 // The noSuchMethod call may return to the caller, but not here. |
880 } else if (check_correct_named_args) { | 880 } else if (check_correct_named_args) { |
881 __ Stop("Wrong arguments"); | 881 __ Stop("Wrong arguments"); |
882 } | 882 } |
883 | 883 |
884 __ Bind(&all_arguments_processed); | 884 __ Bind(&all_arguments_processed); |
885 // Nullify originally passed arguments only after they have been copied and | 885 // Nullify originally passed arguments only after they have been copied and |
886 // checked, otherwise noSuchMethod would not see their original values. | 886 // checked, otherwise noSuchMethod would not see their original values. |
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990 | 990 |
991 const int num_fixed_params = function.num_fixed_parameters(); | 991 const int num_fixed_params = function.num_fixed_parameters(); |
992 const int num_copied_params = parsed_function().num_copied_params(); | 992 const int num_copied_params = parsed_function().num_copied_params(); |
993 const int num_locals = parsed_function().num_stack_locals(); | 993 const int num_locals = parsed_function().num_stack_locals(); |
994 | 994 |
995 // We check the number of passed arguments when we have to copy them due to | 995 // We check the number of passed arguments when we have to copy them due to |
996 // the presence of optional parameters. | 996 // the presence of optional parameters. |
997 // No such checking code is generated if only fixed parameters are declared, | 997 // No such checking code is generated if only fixed parameters are declared, |
998 // unless we are in debug mode or unless we are compiling a closure. | 998 // unless we are in debug mode or unless we are compiling a closure. |
999 if (num_copied_params == 0) { | 999 if (num_copied_params == 0) { |
1000 const bool check_arguments = | 1000 const bool check_arguments = (function.IsClosureFunction() || |
1001 function.IsClosureFunction() && !flow_graph().IsCompiledForOsr(); | 1001 function.IsConvertedClosureFunction()) && |
| 1002 !flow_graph().IsCompiledForOsr(); |
1002 if (check_arguments) { | 1003 if (check_arguments) { |
1003 __ Comment("Check argument count"); | 1004 __ Comment("Check argument count"); |
1004 // Check that exactly num_fixed arguments are passed in. | 1005 // Check that exactly num_fixed arguments are passed in. |
1005 Label correct_num_arguments, wrong_num_arguments; | 1006 Label correct_num_arguments, wrong_num_arguments; |
1006 __ ldr(R0, FieldAddress(R4, ArgumentsDescriptor::count_offset())); | 1007 __ ldr(R0, FieldAddress(R4, ArgumentsDescriptor::count_offset())); |
1007 __ CompareImmediate(R0, Smi::RawValue(num_fixed_params)); | 1008 __ CompareImmediate(R0, Smi::RawValue(num_fixed_params)); |
1008 __ b(&wrong_num_arguments, NE); | 1009 __ b(&wrong_num_arguments, NE); |
1009 __ ldr(R1, | 1010 __ ldr(R1, |
1010 FieldAddress(R4, ArgumentsDescriptor::positional_count_offset())); | 1011 FieldAddress(R4, ArgumentsDescriptor::positional_count_offset())); |
1011 __ cmp(R0, Operand(R1)); | 1012 __ cmp(R0, Operand(R1)); |
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1800 void ParallelMoveResolver::RestoreFpuScratch(FpuRegister reg) { | 1801 void ParallelMoveResolver::RestoreFpuScratch(FpuRegister reg) { |
1801 DRegister dreg = EvenDRegisterOf(reg); | 1802 DRegister dreg = EvenDRegisterOf(reg); |
1802 __ vldrd(dreg, Address(SP, kDoubleSize, Address::PostIndex)); | 1803 __ vldrd(dreg, Address(SP, kDoubleSize, Address::PostIndex)); |
1803 } | 1804 } |
1804 | 1805 |
1805 #undef __ | 1806 #undef __ |
1806 | 1807 |
1807 } // namespace dart | 1808 } // namespace dart |
1808 | 1809 |
1809 #endif // defined TARGET_ARCH_ARM | 1810 #endif // defined TARGET_ARCH_ARM |
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