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

Issue 1553703002: [runtime] TailCallRuntime and CallRuntime should use default argument counts (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@2015-12-29_TailCallRuntime_default_result_size_1_1550923002
Patch Set: Created 4 years, 11 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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1348 void TailCallStub(CodeStub* stub, COND_ARGS); 1348 void TailCallStub(CodeStub* stub, COND_ARGS);
1349 1349
1350 #undef COND_ARGS 1350 #undef COND_ARGS
1351 1351
1352 void CallJSExitStub(CodeStub* stub); 1352 void CallJSExitStub(CodeStub* stub);
1353 1353
1354 // Call a runtime routine. 1354 // Call a runtime routine.
1355 void CallRuntime(const Runtime::Function* f, int num_arguments, 1355 void CallRuntime(const Runtime::Function* f, int num_arguments,
1356 SaveFPRegsMode save_doubles = kDontSaveFPRegs, 1356 SaveFPRegsMode save_doubles = kDontSaveFPRegs,
1357 BranchDelaySlot bd = PROTECT); 1357 BranchDelaySlot bd = PROTECT);
1358 void CallRuntimeSaveDoubles(Runtime::FunctionId id) { 1358 void CallRuntimeSaveDoubles(Runtime::FunctionId fid) {
1359 const Runtime::Function* function = Runtime::FunctionForId(id); 1359 const Runtime::Function* function = Runtime::FunctionForId(fid);
1360 CallRuntime(function, function->nargs, kSaveFPRegs); 1360 CallRuntime(function, function->nargs, kSaveFPRegs);
1361 } 1361 }
1362 1362
1363 // Convenience function: Same as above, but takes the fid instead. 1363 // Convenience function: Same as above, but takes the fid instead.
1364 void CallRuntime(Runtime::FunctionId id, int num_arguments, 1364 void CallRuntime(Runtime::FunctionId fid,
1365 SaveFPRegsMode save_doubles = kDontSaveFPRegs, 1365 SaveFPRegsMode save_doubles = kDontSaveFPRegs,
1366 BranchDelaySlot bd = PROTECT) { 1366 BranchDelaySlot bd = PROTECT) {
1367 CallRuntime(Runtime::FunctionForId(id), num_arguments, save_doubles, bd); 1367 const Runtime::Function* function = Runtime::FunctionForId(fid);
1368 CallRuntime(function, function->nargs, save_doubles, bd);
1369 }
1370
1371 // Convenience function: Same as above, but takes the fid instead.
1372 void CallRuntime(Runtime::FunctionId fid, int num_arguments,
1373 SaveFPRegsMode save_doubles = kDontSaveFPRegs,
1374 BranchDelaySlot bd = PROTECT) {
1375 CallRuntime(Runtime::FunctionForId(fid), num_arguments, save_doubles, bd);
1368 } 1376 }
1369 1377
1370 // Convenience function: call an external reference. 1378 // Convenience function: call an external reference.
1371 void CallExternalReference(const ExternalReference& ext, 1379 void CallExternalReference(const ExternalReference& ext,
1372 int num_arguments, 1380 int num_arguments,
1373 BranchDelaySlot bd = PROTECT); 1381 BranchDelaySlot bd = PROTECT);
1374 1382
1375 // Tail call of a runtime routine (jump).
1376 // Like JumpToExternalReference, but also takes care of passing the number
1377 // of parameters.
1378 void TailCallExternalReference(const ExternalReference& ext,
1379 int num_arguments);
1380
1381 // Convenience function: tail call a runtime routine (jump). 1383 // Convenience function: tail call a runtime routine (jump).
1382 void TailCallRuntime(Runtime::FunctionId fid, int num_arguments); 1384 void TailCallRuntime(Runtime::FunctionId fid);
1383 1385
1384 int CalculateStackPassedWords(int num_reg_arguments, 1386 int CalculateStackPassedWords(int num_reg_arguments,
1385 int num_double_arguments); 1387 int num_double_arguments);
1386 1388
1387 // Before calling a C-function from generated code, align arguments on stack 1389 // Before calling a C-function from generated code, align arguments on stack
1388 // and add space for the four mips argument slots. 1390 // and add space for the four mips argument slots.
1389 // After aligning the frame, non-register arguments must be stored on the 1391 // After aligning the frame, non-register arguments must be stored on the
1390 // stack, after the argument-slots using helper: CFunctionArgumentOperand(). 1392 // stack, after the argument-slots using helper: CFunctionArgumentOperand().
1391 // The argument count assumes all arguments are word sized. 1393 // The argument count assumes all arguments are word sized.
1392 // Some compilers/platforms require the stack to be aligned when calling 1394 // Some compilers/platforms require the stack to be aligned when calling
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1875 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) 1877 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
1876 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> 1878 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
1877 #else 1879 #else
1878 #define ACCESS_MASM(masm) masm-> 1880 #define ACCESS_MASM(masm) masm->
1879 #endif 1881 #endif
1880 1882
1881 } // namespace internal 1883 } // namespace internal
1882 } // namespace v8 1884 } // namespace v8
1883 1885
1884 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_ 1886 #endif // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_
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