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Side by Side Diff: src/mips64/macro-assembler-mips64.h

Issue 2357323003: [ic][ia32][x87] Don't push/pop value/slot/vector in store handlers. (Closed)
Patch Set: Created 4 years, 3 months ago
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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/mips64/assembler-mips64.h" 10 #include "src/mips64/assembler-mips64.h"
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236 Heap::RootListIndex index, 236 Heap::RootListIndex index,
237 BranchDelaySlot bdslot = PROTECT); 237 BranchDelaySlot bdslot = PROTECT);
238 238
239 // GetLabelFunction must be lambda '[](size_t index) -> Label*' or a 239 // GetLabelFunction must be lambda '[](size_t index) -> Label*' or a
240 // functor/function with 'Label *func(size_t index)' declaration. 240 // functor/function with 'Label *func(size_t index)' declaration.
241 template <typename Func> 241 template <typename Func>
242 void GenerateSwitchTable(Register index, size_t case_count, 242 void GenerateSwitchTable(Register index, size_t case_count,
243 Func GetLabelFunction); 243 Func GetLabelFunction);
244 #undef COND_ARGS 244 #undef COND_ARGS
245 245
246 // Emit code that loads |parameter_index|'th parameter from the stack to
247 // the register according to the CallInterfaceDescriptor definition.
248 // |sp_to_caller_sp_offset_in_words| specifies the number of words pushed
249 // below the caller's sp.
250 template <class Descriptor>
251 void LoadParameterFromStack(
252 Register reg, typename Descriptor::ParameterIndices parameter_index,
253 int sp_to_ra_offset_in_words = 0) {
254 DCHECK(Descriptor::kPassLastArgsOnStack);
255 UNIMPLEMENTED();
256 }
257
246 // Emit code to discard a non-negative number of pointer-sized elements 258 // Emit code to discard a non-negative number of pointer-sized elements
247 // from the stack, clobbering only the sp register. 259 // from the stack, clobbering only the sp register.
248 void Drop(int count, 260 void Drop(int count,
249 Condition cond = cc_always, 261 Condition cond = cc_always,
250 Register reg = no_reg, 262 Register reg = no_reg,
251 const Operand& op = Operand(no_reg)); 263 const Operand& op = Operand(no_reg));
252 264
253 // Trivial case of DropAndRet that utilizes the delay slot and only emits 265 // Trivial case of DropAndRet that utilizes the delay slot and only emits
254 // 2 instructions. 266 // 2 instructions.
255 void DropAndRet(int drop); 267 void DropAndRet(int drop);
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2062 dd(GetLabelFunction(index)); 2074 dd(GetLabelFunction(index));
2063 } 2075 }
2064 } 2076 }
2065 2077
2066 #define ACCESS_MASM(masm) masm-> 2078 #define ACCESS_MASM(masm) masm->
2067 2079
2068 } // namespace internal 2080 } // namespace internal
2069 } // namespace v8 2081 } // namespace v8
2070 2082
2071 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ 2083 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_
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