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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
11 // with the distribution. | 11 // with the distribution. |
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98 | 98 |
99 // Jump, Call, and Ret pseudo instructions implementing inter-working. | 99 // Jump, Call, and Ret pseudo instructions implementing inter-working. |
100 void Jump(Register target, Condition cond = al); | 100 void Jump(Register target, Condition cond = al); |
101 void Jump(byte* target, RelocInfo::Mode rmode, Condition cond = al); | 101 void Jump(byte* target, RelocInfo::Mode rmode, Condition cond = al); |
102 void Jump(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); | 102 void Jump(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); |
103 int CallSize(Register target, Condition cond = al); | 103 int CallSize(Register target, Condition cond = al); |
104 void Call(Register target, Condition cond = al); | 104 void Call(Register target, Condition cond = al); |
105 int CallSize(byte* target, RelocInfo::Mode rmode, Condition cond = al); | 105 int CallSize(byte* target, RelocInfo::Mode rmode, Condition cond = al); |
106 void Call(byte* target, RelocInfo::Mode rmode, Condition cond = al); | 106 void Call(byte* target, RelocInfo::Mode rmode, Condition cond = al); |
107 int CallSize(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); | 107 int CallSize(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); |
108 void Call(Handle<Code> code, | 108 void Call(Handle<Code> code, RelocInfo::Mode rmode, Condition cond = al); |
109 RelocInfo::Mode rmode, | |
110 Condition cond = al); | |
111 void CallWithAstId(Handle<Code> code, | |
112 RelocInfo::Mode rmode, | |
113 unsigned ast_id, | |
114 Condition cond = al); | |
115 void Ret(Condition cond = al); | 109 void Ret(Condition cond = al); |
116 | 110 |
117 // Emit code to discard a non-negative number of pointer-sized elements | 111 // Emit code to discard a non-negative number of pointer-sized elements |
118 // from the stack, clobbering only the sp register. | 112 // from the stack, clobbering only the sp register. |
119 void Drop(int count, Condition cond = al); | 113 void Drop(int count, Condition cond = al); |
120 | 114 |
121 void Ret(int drop, Condition cond = al); | 115 void Ret(int drop, Condition cond = al); |
122 | 116 |
123 // Swap two registers. If the scratch register is omitted then a slightly | 117 // Swap two registers. If the scratch register is omitted then a slightly |
124 // less efficient form using xor instead of mov is emitted. | 118 // less efficient form using xor instead of mov is emitted. |
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957 | 951 |
958 | 952 |
959 private: | 953 private: |
960 void CallCFunctionHelper(Register function, | 954 void CallCFunctionHelper(Register function, |
961 ExternalReference function_reference, | 955 ExternalReference function_reference, |
962 Register scratch, | 956 Register scratch, |
963 int num_arguments); | 957 int num_arguments); |
964 | 958 |
965 void Jump(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); | 959 void Jump(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); |
966 int CallSize(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); | 960 int CallSize(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); |
967 void Call(intptr_t target, | 961 void Call(intptr_t target, RelocInfo::Mode rmode, Condition cond = al); |
968 RelocInfo::Mode rmode, | |
969 Condition cond = al); | |
970 | 962 |
971 // Helper functions for generating invokes. | 963 // Helper functions for generating invokes. |
972 void InvokePrologue(const ParameterCount& expected, | 964 void InvokePrologue(const ParameterCount& expected, |
973 const ParameterCount& actual, | 965 const ParameterCount& actual, |
974 Handle<Code> code_constant, | 966 Handle<Code> code_constant, |
975 Register code_reg, | 967 Register code_reg, |
976 Label* done, | 968 Label* done, |
977 InvokeFlag flag, | 969 InvokeFlag flag, |
978 CallWrapper* call_wrapper = NULL); | 970 CallWrapper* call_wrapper = NULL); |
979 | 971 |
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1070 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1062 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1071 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1063 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1072 #else | 1064 #else |
1073 #define ACCESS_MASM(masm) masm-> | 1065 #define ACCESS_MASM(masm) masm-> |
1074 #endif | 1066 #endif |
1075 | 1067 |
1076 | 1068 |
1077 } } // namespace v8::internal | 1069 } } // namespace v8::internal |
1078 | 1070 |
1079 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 1071 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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