OLD | NEW |
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 #if V8_TARGET_ARCH_MIPS64 | 5 #if V8_TARGET_ARCH_MIPS64 |
6 | 6 |
7 // Note on Mips implementation: | 7 // Note on Mips implementation: |
8 // | 8 // |
9 // The result_register() for mips is the 'v0' register, which is defined | 9 // The result_register() for mips is the 'v0' register, which is defined |
10 // by the ABI to contain function return values. However, the first | 10 // by the ABI to contain function return values. However, the first |
(...skipping 95 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
106 // o fp: our caller's frame pointer | 106 // o fp: our caller's frame pointer |
107 // o sp: stack pointer | 107 // o sp: stack pointer |
108 // o ra: return address | 108 // o ra: return address |
109 // | 109 // |
110 // The function builds a JS frame. Please see JavaScriptFrameConstants in | 110 // The function builds a JS frame. Please see JavaScriptFrameConstants in |
111 // frames-mips.h for its layout. | 111 // frames-mips.h for its layout. |
112 void FullCodeGenerator::Generate() { | 112 void FullCodeGenerator::Generate() { |
113 CompilationInfo* info = info_; | 113 CompilationInfo* info = info_; |
114 profiling_counter_ = isolate()->factory()->NewCell( | 114 profiling_counter_ = isolate()->factory()->NewCell( |
115 Handle<Smi>(Smi::FromInt(FLAG_interrupt_budget), isolate())); | 115 Handle<Smi>(Smi::FromInt(FLAG_interrupt_budget), isolate())); |
116 SetFunctionPosition(function()); | 116 SetFunctionPosition(literal()); |
117 Comment cmnt(masm_, "[ function compiled by full code generator"); | 117 Comment cmnt(masm_, "[ function compiled by full code generator"); |
118 | 118 |
119 ProfileEntryHookStub::MaybeCallEntryHook(masm_); | 119 ProfileEntryHookStub::MaybeCallEntryHook(masm_); |
120 | 120 |
121 #ifdef DEBUG | 121 #ifdef DEBUG |
122 if (strlen(FLAG_stop_at) > 0 && | 122 if (strlen(FLAG_stop_at) > 0 && |
123 info->literal()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { | 123 info->literal()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { |
124 __ stop("stop-at"); | 124 __ stop("stop-at"); |
125 } | 125 } |
126 #endif | 126 #endif |
(...skipping 199 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
326 __ li(a1, Operand(Smi::FromInt(num_parameters))); | 326 __ li(a1, Operand(Smi::FromInt(num_parameters))); |
327 __ Push(a3, a2, a1); | 327 __ Push(a3, a2, a1); |
328 | 328 |
329 // Arguments to ArgumentsAccessStub: | 329 // Arguments to ArgumentsAccessStub: |
330 // function, receiver address, parameter count. | 330 // function, receiver address, parameter count. |
331 // The stub will rewrite receiever and parameter count if the previous | 331 // The stub will rewrite receiever and parameter count if the previous |
332 // stack frame was an arguments adapter frame. | 332 // stack frame was an arguments adapter frame. |
333 ArgumentsAccessStub::Type type; | 333 ArgumentsAccessStub::Type type; |
334 if (is_strict(language_mode()) || !has_simple_parameters()) { | 334 if (is_strict(language_mode()) || !has_simple_parameters()) { |
335 type = ArgumentsAccessStub::NEW_STRICT; | 335 type = ArgumentsAccessStub::NEW_STRICT; |
336 } else if (function()->has_duplicate_parameters()) { | 336 } else if (literal()->has_duplicate_parameters()) { |
337 type = ArgumentsAccessStub::NEW_SLOPPY_SLOW; | 337 type = ArgumentsAccessStub::NEW_SLOPPY_SLOW; |
338 } else { | 338 } else { |
339 type = ArgumentsAccessStub::NEW_SLOPPY_FAST; | 339 type = ArgumentsAccessStub::NEW_SLOPPY_FAST; |
340 } | 340 } |
341 ArgumentsAccessStub stub(isolate(), type); | 341 ArgumentsAccessStub stub(isolate(), type); |
342 __ CallStub(&stub); | 342 __ CallStub(&stub); |
343 | 343 |
344 SetVar(arguments, v0, a1, a2); | 344 SetVar(arguments, v0, a1, a2); |
345 } | 345 } |
346 | 346 |
(...skipping 25 matching lines...) Expand all Loading... |
372 Handle<Code> stack_check = isolate()->builtins()->StackCheck(); | 372 Handle<Code> stack_check = isolate()->builtins()->StackCheck(); |
373 PredictableCodeSizeScope predictable(masm_, | 373 PredictableCodeSizeScope predictable(masm_, |
374 masm_->CallSize(stack_check, RelocInfo::CODE_TARGET)); | 374 masm_->CallSize(stack_check, RelocInfo::CODE_TARGET)); |
375 __ Call(stack_check, RelocInfo::CODE_TARGET); | 375 __ Call(stack_check, RelocInfo::CODE_TARGET); |
376 __ bind(&ok); | 376 __ bind(&ok); |
377 } | 377 } |
378 | 378 |
379 { Comment cmnt(masm_, "[ Body"); | 379 { Comment cmnt(masm_, "[ Body"); |
380 DCHECK(loop_depth() == 0); | 380 DCHECK(loop_depth() == 0); |
381 | 381 |
382 VisitStatements(function()->body()); | 382 VisitStatements(literal()->body()); |
383 | 383 |
384 DCHECK(loop_depth() == 0); | 384 DCHECK(loop_depth() == 0); |
385 } | 385 } |
386 } | 386 } |
387 | 387 |
388 // Always emit a 'return undefined' in case control fell off the end of | 388 // Always emit a 'return undefined' in case control fell off the end of |
389 // the body. | 389 // the body. |
390 { Comment cmnt(masm_, "[ return <undefined>;"); | 390 { Comment cmnt(masm_, "[ return <undefined>;"); |
391 __ LoadRoot(v0, Heap::kUndefinedValueRootIndex); | 391 __ LoadRoot(v0, Heap::kUndefinedValueRootIndex); |
392 } | 392 } |
(...skipping 92 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
485 EmitProfilingCounterReset(); | 485 EmitProfilingCounterReset(); |
486 __ bind(&ok); | 486 __ bind(&ok); |
487 | 487 |
488 // Make sure that the constant pool is not emitted inside of the return | 488 // Make sure that the constant pool is not emitted inside of the return |
489 // sequence. | 489 // sequence. |
490 { Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm_); | 490 { Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm_); |
491 // Here we use masm_-> instead of the __ macro to avoid the code coverage | 491 // Here we use masm_-> instead of the __ macro to avoid the code coverage |
492 // tool from instrumenting as we rely on the code size here. | 492 // tool from instrumenting as we rely on the code size here. |
493 int32_t arg_count = info_->scope()->num_parameters() + 1; | 493 int32_t arg_count = info_->scope()->num_parameters() + 1; |
494 int32_t sp_delta = arg_count * kPointerSize; | 494 int32_t sp_delta = arg_count * kPointerSize; |
495 SetReturnPosition(function()); | 495 SetReturnPosition(literal()); |
496 masm_->mov(sp, fp); | 496 masm_->mov(sp, fp); |
497 int no_frame_start = masm_->pc_offset(); | 497 int no_frame_start = masm_->pc_offset(); |
498 masm_->MultiPop(static_cast<RegList>(fp.bit() | ra.bit())); | 498 masm_->MultiPop(static_cast<RegList>(fp.bit() | ra.bit())); |
499 masm_->Daddu(sp, sp, Operand(sp_delta)); | 499 masm_->Daddu(sp, sp, Operand(sp_delta)); |
500 masm_->Jump(ra); | 500 masm_->Jump(ra); |
501 info_->AddNoFrameRange(no_frame_start, masm_->pc_offset()); | 501 info_->AddNoFrameRange(no_frame_start, masm_->pc_offset()); |
502 } | 502 } |
503 } | 503 } |
504 } | 504 } |
505 | 505 |
(...skipping 4876 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5382 reinterpret_cast<uint64_t>( | 5382 reinterpret_cast<uint64_t>( |
5383 isolate->builtins()->OsrAfterStackCheck()->entry())); | 5383 isolate->builtins()->OsrAfterStackCheck()->entry())); |
5384 return OSR_AFTER_STACK_CHECK; | 5384 return OSR_AFTER_STACK_CHECK; |
5385 } | 5385 } |
5386 | 5386 |
5387 | 5387 |
5388 } // namespace internal | 5388 } // namespace internal |
5389 } // namespace v8 | 5389 } // namespace v8 |
5390 | 5390 |
5391 #endif // V8_TARGET_ARCH_MIPS64 | 5391 #endif // V8_TARGET_ARCH_MIPS64 |
OLD | NEW |