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Issue 6713074: Require an isolate parameter for most external reference creation to (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Further cleanup Created 9 years, 9 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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227 if (scope()->is_function_scope() && scope()->function() != NULL) { 227 if (scope()->is_function_scope() && scope()->function() != NULL) {
228 EmitDeclaration(scope()->function(), Variable::CONST, NULL); 228 EmitDeclaration(scope()->function(), Variable::CONST, NULL);
229 } 229 }
230 VisitDeclarations(scope()->declarations()); 230 VisitDeclarations(scope()->declarations());
231 } 231 }
232 232
233 { Comment cmnt(masm_, "[ Stack check"); 233 { Comment cmnt(masm_, "[ Stack check");
234 PrepareForBailout(info->function(), NO_REGISTERS); 234 PrepareForBailout(info->function(), NO_REGISTERS);
235 NearLabel ok; 235 NearLabel ok;
236 ExternalReference stack_limit = 236 ExternalReference stack_limit =
237 ExternalReference::address_of_stack_limit(); 237 ExternalReference::address_of_stack_limit(isolate());
238 __ cmp(esp, Operand::StaticVariable(stack_limit)); 238 __ cmp(esp, Operand::StaticVariable(stack_limit));
239 __ j(above_equal, &ok, taken); 239 __ j(above_equal, &ok, taken);
240 StackCheckStub stub; 240 StackCheckStub stub;
241 __ CallStub(&stub); 241 __ CallStub(&stub);
242 __ bind(&ok); 242 __ bind(&ok);
243 } 243 }
244 244
245 { Comment cmnt(masm_, "[ Body"); 245 { Comment cmnt(masm_, "[ Body");
246 ASSERT(loop_depth() == 0); 246 ASSERT(loop_depth() == 0);
247 VisitStatements(function()->body()); 247 VisitStatements(function()->body());
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259 259
260 260
261 void FullCodeGenerator::ClearAccumulator() { 261 void FullCodeGenerator::ClearAccumulator() {
262 __ Set(eax, Immediate(Smi::FromInt(0))); 262 __ Set(eax, Immediate(Smi::FromInt(0)));
263 } 263 }
264 264
265 265
266 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt) { 266 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt) {
267 Comment cmnt(masm_, "[ Stack check"); 267 Comment cmnt(masm_, "[ Stack check");
268 NearLabel ok; 268 NearLabel ok;
269 ExternalReference stack_limit = ExternalReference::address_of_stack_limit(); 269 ExternalReference stack_limit =
270 ExternalReference::address_of_stack_limit(isolate());
270 __ cmp(esp, Operand::StaticVariable(stack_limit)); 271 __ cmp(esp, Operand::StaticVariable(stack_limit));
271 __ j(above_equal, &ok, taken); 272 __ j(above_equal, &ok, taken);
272 StackCheckStub stub; 273 StackCheckStub stub;
273 __ CallStub(&stub); 274 __ CallStub(&stub);
274 // Record a mapping of this PC offset to the OSR id. This is used to find 275 // Record a mapping of this PC offset to the OSR id. This is used to find
275 // the AST id from the unoptimized code in order to use it as a key into 276 // the AST id from the unoptimized code in order to use it as a key into
276 // the deoptimization input data found in the optimized code. 277 // the deoptimization input data found in the optimized code.
277 RecordStackCheck(stmt->OsrEntryId()); 278 RecordStackCheck(stmt->OsrEntryId());
278 279
279 // Loop stack checks can be patched to perform on-stack replacement. In 280 // Loop stack checks can be patched to perform on-stack replacement. In
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2716 __ jmp(&heapnumber_allocated); 2717 __ jmp(&heapnumber_allocated);
2717 2718
2718 __ bind(&slow_allocate_heapnumber); 2719 __ bind(&slow_allocate_heapnumber);
2719 // Allocate a heap number. 2720 // Allocate a heap number.
2720 __ CallRuntime(Runtime::kNumberAlloc, 0); 2721 __ CallRuntime(Runtime::kNumberAlloc, 0);
2721 __ mov(edi, eax); 2722 __ mov(edi, eax);
2722 2723
2723 __ bind(&heapnumber_allocated); 2724 __ bind(&heapnumber_allocated);
2724 2725
2725 __ PrepareCallCFunction(0, ebx); 2726 __ PrepareCallCFunction(0, ebx);
2726 __ CallCFunction(ExternalReference::random_uint32_function(), 0); 2727 __ CallCFunction(ExternalReference::random_uint32_function(isolate()),
2728 0);
2727 2729
2728 // Convert 32 random bits in eax to 0.(32 random bits) in a double 2730 // Convert 32 random bits in eax to 0.(32 random bits) in a double
2729 // by computing: 2731 // by computing:
2730 // ( 1.(20 0s)(32 random bits) x 2^20 ) - (1.0 x 2^20)). 2732 // ( 1.(20 0s)(32 random bits) x 2^20 ) - (1.0 x 2^20)).
2731 // This is implemented on both SSE2 and FPU. 2733 // This is implemented on both SSE2 and FPU.
2732 if (isolate()->cpu_features()->IsSupported(SSE2)) { 2734 if (isolate()->cpu_features()->IsSupported(SSE2)) {
2733 CpuFeatures::Scope fscope(SSE2); 2735 CpuFeatures::Scope fscope(SSE2);
2734 __ mov(ebx, Immediate(0x49800000)); // 1.0 x 2^20 as single. 2736 __ mov(ebx, Immediate(0x49800000)); // 1.0 x 2^20 as single.
2735 __ movd(xmm1, Operand(ebx)); 2737 __ movd(xmm1, Operand(ebx));
2736 __ movd(xmm0, Operand(eax)); 2738 __ movd(xmm0, Operand(eax));
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4290 // And return. 4292 // And return.
4291 __ ret(0); 4293 __ ret(0);
4292 } 4294 }
4293 4295
4294 4296
4295 #undef __ 4297 #undef __
4296 4298
4297 } } // namespace v8::internal 4299 } } // namespace v8::internal
4298 4300
4299 #endif // V8_TARGET_ARCH_IA32 4301 #endif // V8_TARGET_ARCH_IA32
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