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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 5 #ifndef V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
6 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 6 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
7 | 7 |
8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
9 #include "src/globals.h" | 9 #include "src/globals.h" |
10 #include "src/mips/assembler-mips.h" | 10 #include "src/mips/assembler-mips.h" |
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1006 Register scratch1, | 1006 Register scratch1, |
1007 Register scratch2, | 1007 Register scratch2, |
1008 FPURegister double_scratch0, | 1008 FPURegister double_scratch0, |
1009 FPURegister double_scratch1, | 1009 FPURegister double_scratch1, |
1010 Label* not_int32); | 1010 Label* not_int32); |
1011 | 1011 |
1012 // Enter exit frame. | 1012 // Enter exit frame. |
1013 // argc - argument count to be dropped by LeaveExitFrame. | 1013 // argc - argument count to be dropped by LeaveExitFrame. |
1014 // save_doubles - saves FPU registers on stack, currently disabled. | 1014 // save_doubles - saves FPU registers on stack, currently disabled. |
1015 // stack_space - extra stack space. | 1015 // stack_space - extra stack space. |
1016 void EnterExitFrame(bool save_doubles, int stack_space = 0, | 1016 void EnterExitFrame(bool save_doubles, |
1017 StackFrame::Type frame_type = StackFrame::EXIT); | 1017 int stack_space = 0); |
1018 | 1018 |
1019 // Leave the current exit frame. | 1019 // Leave the current exit frame. |
1020 void LeaveExitFrame(bool save_doubles, Register arg_count, | 1020 void LeaveExitFrame(bool save_doubles, Register arg_count, |
1021 bool restore_context, bool do_return = NO_EMIT_RETURN, | 1021 bool restore_context, bool do_return = NO_EMIT_RETURN, |
1022 bool argument_count_is_length = false); | 1022 bool argument_count_is_length = false); |
1023 | 1023 |
1024 // Get the actual activation frame alignment for target environment. | 1024 // Get the actual activation frame alignment for target environment. |
1025 static int ActivationFrameAlignment(); | 1025 static int ActivationFrameAlignment(); |
1026 | 1026 |
1027 // Make sure the stack is aligned. Only emits code in debug mode. | 1027 // Make sure the stack is aligned. Only emits code in debug mode. |
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1435 // There are two ways of passing double arguments on MIPS, depending on | 1435 // There are two ways of passing double arguments on MIPS, depending on |
1436 // whether soft or hard floating point ABI is used. These functions | 1436 // whether soft or hard floating point ABI is used. These functions |
1437 // abstract parameter passing for the three different ways we call | 1437 // abstract parameter passing for the three different ways we call |
1438 // C functions from generated code. | 1438 // C functions from generated code. |
1439 void MovToFloatParameter(DoubleRegister src); | 1439 void MovToFloatParameter(DoubleRegister src); |
1440 void MovToFloatParameters(DoubleRegister src1, DoubleRegister src2); | 1440 void MovToFloatParameters(DoubleRegister src1, DoubleRegister src2); |
1441 void MovToFloatResult(DoubleRegister src); | 1441 void MovToFloatResult(DoubleRegister src); |
1442 | 1442 |
1443 // Jump to the builtin routine. | 1443 // Jump to the builtin routine. |
1444 void JumpToExternalReference(const ExternalReference& builtin, | 1444 void JumpToExternalReference(const ExternalReference& builtin, |
1445 BranchDelaySlot bd = PROTECT, | 1445 BranchDelaySlot bd = PROTECT); |
1446 bool builtin_exit_frame = false); | |
1447 | 1446 |
1448 struct Unresolved { | 1447 struct Unresolved { |
1449 int pc; | 1448 int pc; |
1450 uint32_t flags; // See Bootstrapper::FixupFlags decoders/encoders. | 1449 uint32_t flags; // See Bootstrapper::FixupFlags decoders/encoders. |
1451 const char* name; | 1450 const char* name; |
1452 }; | 1451 }; |
1453 | 1452 |
1454 Handle<Object> CodeObject() { | 1453 Handle<Object> CodeObject() { |
1455 DCHECK(!code_object_.is_null()); | 1454 DCHECK(!code_object_.is_null()); |
1456 return code_object_; | 1455 return code_object_; |
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1901 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1900 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1902 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1901 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1903 #else | 1902 #else |
1904 #define ACCESS_MASM(masm) masm-> | 1903 #define ACCESS_MASM(masm) masm-> |
1905 #endif | 1904 #endif |
1906 | 1905 |
1907 } // namespace internal | 1906 } // namespace internal |
1908 } // namespace v8 | 1907 } // namespace v8 |
1909 | 1908 |
1910 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ | 1909 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ |
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