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Issue 1376333003: Eliminate no_frame_range data (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 2 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 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_PPC 5 #if V8_TARGET_ARCH_PPC
6 6
7 #include "src/code-factory.h" 7 #include "src/code-factory.h"
8 #include "src/code-stubs.h" 8 #include "src/code-stubs.h"
9 #include "src/codegen.h" 9 #include "src/codegen.h"
10 #include "src/compiler.h"
11 #include "src/debug/debug.h" 10 #include "src/debug/debug.h"
12 #include "src/full-codegen/full-codegen.h" 11 #include "src/full-codegen/full-codegen.h"
13 #include "src/ic/ic.h" 12 #include "src/ic/ic.h"
14 #include "src/parser.h" 13 #include "src/parser.h"
15 #include "src/scopes.h" 14 #include "src/scopes.h"
16 15
17 #include "src/ppc/code-stubs-ppc.h" 16 #include "src/ppc/code-stubs-ppc.h"
18 #include "src/ppc/macro-assembler-ppc.h" 17 #include "src/ppc/macro-assembler-ppc.h"
19 18
20 namespace v8 { 19 namespace v8 {
(...skipping 118 matching lines...) Expand 10 before | Expand all | Expand 10 after
139 int prologue_offset = masm_->pc_offset(); 138 int prologue_offset = masm_->pc_offset();
140 139
141 if (prologue_offset) { 140 if (prologue_offset) {
142 // Prologue logic requires it's starting address in ip and the 141 // Prologue logic requires it's starting address in ip and the
143 // corresponding offset from the function entry. 142 // corresponding offset from the function entry.
144 prologue_offset += Instruction::kInstrSize; 143 prologue_offset += Instruction::kInstrSize;
145 __ addi(ip, ip, Operand(prologue_offset)); 144 __ addi(ip, ip, Operand(prologue_offset));
146 } 145 }
147 info->set_prologue_offset(prologue_offset); 146 info->set_prologue_offset(prologue_offset);
148 __ Prologue(info->IsCodePreAgingActive(), prologue_offset); 147 __ Prologue(info->IsCodePreAgingActive(), prologue_offset);
149 info->AddNoFrameRange(0, masm_->pc_offset());
150 148
151 { 149 {
152 Comment cmnt(masm_, "[ Allocate locals"); 150 Comment cmnt(masm_, "[ Allocate locals");
153 int locals_count = info->scope()->num_stack_slots(); 151 int locals_count = info->scope()->num_stack_slots();
154 // Generators allocate locals, if any, in context slots. 152 // Generators allocate locals, if any, in context slots.
155 DCHECK(!IsGeneratorFunction(info->literal()->kind()) || locals_count == 0); 153 DCHECK(!IsGeneratorFunction(info->literal()->kind()) || locals_count == 0);
156 if (locals_count > 0) { 154 if (locals_count > 0) {
157 if (locals_count >= 128) { 155 if (locals_count >= 128) {
158 Label ok; 156 Label ok;
159 __ Add(ip, sp, -(locals_count * kPointerSize), r0); 157 __ Add(ip, sp, -(locals_count * kPointerSize), r0);
(...skipping 300 matching lines...) Expand 10 before | Expand all | Expand 10 after
460 EmitProfilingCounterReset(); 458 EmitProfilingCounterReset();
461 __ bind(&ok); 459 __ bind(&ok);
462 460
463 // Make sure that the constant pool is not emitted inside of the return 461 // Make sure that the constant pool is not emitted inside of the return
464 // sequence. 462 // sequence.
465 { 463 {
466 Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm_); 464 Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm_);
467 int32_t arg_count = info_->scope()->num_parameters() + 1; 465 int32_t arg_count = info_->scope()->num_parameters() + 1;
468 int32_t sp_delta = arg_count * kPointerSize; 466 int32_t sp_delta = arg_count * kPointerSize;
469 SetReturnPosition(literal()); 467 SetReturnPosition(literal());
470 int no_frame_start = __ LeaveFrame(StackFrame::JAVA_SCRIPT, sp_delta); 468 __ LeaveFrame(StackFrame::JAVA_SCRIPT, sp_delta);
471 __ blr(); 469 __ blr();
472 info_->AddNoFrameRange(no_frame_start, masm_->pc_offset());
473 } 470 }
474 } 471 }
475 } 472 }
476 473
477 474
478 void FullCodeGenerator::StackValueContext::Plug(Variable* var) const { 475 void FullCodeGenerator::StackValueContext::Plug(Variable* var) const {
479 DCHECK(var->IsStackAllocated() || var->IsContextSlot()); 476 DCHECK(var->IsStackAllocated() || var->IsContextSlot());
480 codegen()->GetVar(result_register(), var); 477 codegen()->GetVar(result_register(), var);
481 __ push(result_register()); 478 __ push(result_register());
482 } 479 }
(...skipping 4734 matching lines...) Expand 10 before | Expand all | Expand 10 after
5217 return ON_STACK_REPLACEMENT; 5214 return ON_STACK_REPLACEMENT;
5218 } 5215 }
5219 5216
5220 DCHECK(interrupt_address == 5217 DCHECK(interrupt_address ==
5221 isolate->builtins()->OsrAfterStackCheck()->entry()); 5218 isolate->builtins()->OsrAfterStackCheck()->entry());
5222 return OSR_AFTER_STACK_CHECK; 5219 return OSR_AFTER_STACK_CHECK;
5223 } 5220 }
5224 } // namespace internal 5221 } // namespace internal
5225 } // namespace v8 5222 } // namespace v8
5226 #endif // V8_TARGET_ARCH_PPC 5223 #endif // V8_TARGET_ARCH_PPC
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